Files
svgedit/src/editor/svgedit.js
2020-12-21 19:18:22 +05:30

4217 lines
126 KiB
JavaScript

/* globals jQuery */
/**
* The main module for the visual SVG Editor.
*
* @license MIT
*
* @copyright 2010 Alexis Deveria
* 2010 Pavol Rusnak
* 2010 Jeff Schiller
* 2010 Narendra Sisodiya
* 2014 Brett Zamir
* 2020 OptimistikSAS
* @module SVGEditor
* @borrows module:locale.putLocale as putLocale
* @borrows module:locale.readLang as readLang
* @borrows module:locale.setStrings as setStrings
*/
import './touch.js';
import {NS} from '../common/namespaces.js';
import {isChrome, isGecko, isMac} from '../common/browser.js';
// Until we split this into smaller files, this helps distinguish utilities
// from local methods
import * as Utils from '../common/utilities.js';
import {getTypeMap, convertUnit, isValidUnit} from '../common/units.js';
import {
hasCustomHandler, getCustomHandler, injectExtendedContextMenuItemsIntoDom
} from './contextmenu.js';
import SvgCanvas from '../svgcanvas/svgcanvas.js';
import jQueryPluginJSHotkeys from './js-hotkeys/jquery.hotkeys.min.js';
import jQueryPluginJGraduate from './jgraduate/jQuery.jGraduate.js';
import jQueryPluginContextMenu from './contextmenu/jQuery.contextMenu.js';
import jQueryPluginJPicker from './jgraduate/jQuery.jPicker.js';
import jQueryPluginDBox from '../svgcanvas/dbox.js';
import ConfigObj from './ConfigObj.js';
import LayersPanel from './LayersPanel.js';
import {
readLang, putLocale,
setStrings
} from './locale.js';
const {$qq, $id} = Utils;
const editor = {
/**
* @type {Float}
*/
tool_scale: 1,
/**
* @type {Integer}
*/
exportWindowCt: 0,
/**
* @type {boolean}
*/
langChanged: false,
/**
* @type {boolean}
*/
showSaveWarning: false,
/**
* Will be set to a boolean by `ext-storage.js`
* @type {"ignore"|"waiting"|"closed"}
*/
storagePromptState: 'ignore',
/*
* EDITOR PUBLIC METHODS
*/
putLocale,
readLang,
setStrings
};
const $ = [
jQueryPluginJSHotkeys, jQueryPluginJGraduate,
jQueryPluginContextMenu, jQueryPluginJPicker
].reduce((jq, func) => func(jq), jQuery);
const homePage = 'https://github.com/SVG-Edit/svgedit';
const callbacks = [];
/**
* LOCALE.
* @name module:SVGEditor.uiStrings
* @type {PlainObject}
*/
const uiStrings = editor.uiStrings = {};
let svgCanvas,
isReady = false,
customExportImage = false,
customExportPDF = false;
/**
*
* @param {string} str SVG string
* @param {PlainObject} [opts={}]
* @param {boolean} [opts.noAlert]
* @throws {Error} Upon failure to load SVG
*/
const loadSvgString = (str, {noAlert} = {}) => {
const success = svgCanvas.setSvgString(str) !== false;
if (success) return;
// eslint-disable-next-line no-alert
if (!noAlert) window.alert(uiStrings.notification.errorLoadingSVG);
throw new Error('Error loading SVG');
};
const configObj = new ConfigObj(editor);
/**
* EXPORTS.
*/
editor.pref = configObj.pref.bind(configObj);
editor.setConfig = configObj.setConfig.bind(configObj);
editor.curPrefs = configObj.curPrefs;
editor.curConfig = configObj.curConfig;
/**
* All methods are optional.
* @interface module:SVGEditor.CustomHandler
* @type {PlainObject}
*/
/**
* Its responsibilities are:
* - invoke a file chooser dialog in 'open' mode
* - let user pick a SVG file
* - calls [svgCanvas.setSvgString()]{@link module:svgcanvas.SvgCanvas#setSvgString} with the string contents of that file.
* Not passed any parameters.
* @function module:SVGEditor.CustomHandler#open
* @returns {void}
*/
/**
* Its responsibilities are:
* - accept the string contents of the current document
* - invoke a file chooser dialog in 'save' mode
* - save the file to location chosen by the user.
* @function module:SVGEditor.CustomHandler#save
* @param {external:Window} win
* @param {module:svgcanvas.SvgCanvas#event:saved} svgStr A string of the SVG
* @listens module:svgcanvas.SvgCanvas#event:saved
* @returns {void}
*/
/**
* Its responsibilities (with regard to the object it is supplied in its 2nd argument) are:
* - inform user of any issues supplied via the "issues" property
* - convert the "svg" property SVG string into an image for export;
* utilize the properties "type" (currently 'PNG', 'JPEG', 'BMP',
* 'WEBP', 'PDF'), "mimeType", and "quality" (for 'JPEG' and 'WEBP'
* types) to determine the proper output.
* @function module:SVGEditor.CustomHandler#exportImage
* @param {external:Window} win
* @param {module:svgcanvas.SvgCanvas#event:exported} data
* @listens module:svgcanvas.SvgCanvas#event:exported
* @returns {void}
*/
/**
* @function module:SVGEditor.CustomHandler#exportPDF
* @param {external:Window} win
* @param {module:svgcanvas.SvgCanvas#event:exportedPDF} data
* @listens module:svgcanvas.SvgCanvas#event:exportedPDF
* @returns {void}
*/
/**
* Allows one to override default SVGEdit `open`, `save`, and
* `export` editor behaviors.
* @function module:SVGEditor.setCustomHandlers
* @param {module:SVGEditor.CustomHandler} opts Extension mechanisms may call `setCustomHandlers` with three functions: `opts.open`, `opts.save`, and `opts.exportImage`
* @returns {Promise<void>}
*/
editor.setCustomHandlers = function (opts) {
return editor.ready(() => {
if (opts.open) {
$('#tool_open > input[type="file"]').remove();
$('#tool_open').show();
svgCanvas.open = opts.open;
}
if (opts.save) {
editor.showSaveWarning = false;
svgCanvas.bind('saved', opts.save);
}
if (opts.exportImage) {
customExportImage = opts.exportImage;
svgCanvas.bind('exported', customExportImage); // canvg and our RGBColor will be available to the method
}
if (opts.exportPDF) {
customExportPDF = opts.exportPDF;
svgCanvas.bind('exportedPDF', customExportPDF); // jsPDF and our RGBColor will be available to the method
}
});
};
/**
* @function module:SVGEditor.randomizeIds
* @param {boolean} arg
* @returns {void}
*/
editor.randomizeIds = (arg) => {
svgCanvas.randomizeIds(arg);
};
/**
* Auto-run after a Promise microtask.
* @function module:SVGEditor.init
* @returns {void}
*/
editor.init = () => {
try {
if ('localStorage' in window) { // && onWeb removed so Webkit works locally
/**
* The built-in interface implemented by `localStorage`
* @external Storage
*/
/**
* @name storage
* @memberof module:SVGEditor
* @type {external:Storage}
*/
editor.storage = localStorage;
}
// Image props dialog added to DOM
const newSeImgPropDialog = document.createElement('se-img-prop-dialog');
newSeImgPropDialog.setAttribute('id', 'se-img-prop');
document.body.append(newSeImgPropDialog);
// editor prefences dialoag added to DOM
const newSeEditPrefsDialog = document.createElement('se-edit-prefs-dialog');
newSeEditPrefsDialog.setAttribute('id', 'se-edit-prefs');
document.body.append(newSeEditPrefsDialog);
// svg editor source dialoag added to DOM
const newSeEditorDialog = document.createElement('se-svg-source-editor-dialog');
newSeEditorDialog.setAttribute('id', 'se-svg-editor-dialog');
document.body.append(newSeEditorDialog);
} catch (err) {}
configObj.load();
// eslint-disable-next-line max-len
const goodLangs = ['ar', 'cs', 'de', 'en', 'es', 'fa', 'fr', 'fy', 'hi', 'it', 'ja', 'nl', 'pl', 'pt-BR', 'ro', 'ru', 'sk', 'sl', 'zh-CN', 'zh-TW'];
/**
* @fires module:svgcanvas.SvgCanvas#event:ext_addLangData
* @fires module:svgcanvas.SvgCanvas#event:ext_langReady
* @fires module:svgcanvas.SvgCanvas#event:ext_langChanged
* @fires module:svgcanvas.SvgCanvas#event:extensions_added
* @returns {Promise<module:locale.LangAndData>} Resolves to result of {@link module:locale.readLang}
*/
const extAndLocaleFunc = async () => {
const {langParam, langData} = await editor.putLocale(editor.pref('lang'), goodLangs);
await setLang(langParam, langData);
const {ok, cancel} = uiStrings.common;
jQueryPluginDBox($, {ok, cancel});
$id('svg_container').style.visibility = 'visible';
try {
// load standard extensions
await Promise.all(
configObj.curConfig.extensions.map(async (extname) => {
/**
* @tutorial ExtensionDocs
* @typedef {PlainObject} module:SVGEditor.ExtensionObject
* @property {string} [name] Name of the extension. Used internally; no need for i18n. Defaults to extension name without beginning "ext-" or ending ".js".
* @property {module:svgcanvas.ExtensionInitCallback} [init]
*/
try {
/**
* @type {module:SVGEditor.ExtensionObject}
*/
const imported = await import(`./extensions/${encodeURIComponent(extname)}/${encodeURIComponent(extname)}.js`);
const {name = extname, init} = imported.default;
return editor.addExtension(name, (init && init.bind(editor)), {$, langParam});
} catch (err) {
// Todo: Add config to alert any errors
console.error('Extension failed to load: ' + extname + '; ', err); // eslint-disable-line no-console
return undefined;
}
})
);
// load user extensions (given as pathNames)
await Promise.all(
configObj.curConfig.userExtensions.map(async (extPathName) => {
/**
* @tutorial ExtensionDocs
* @typedef {PlainObject} module:SVGEditor.ExtensionObject
* @property {string} [name] Name of the extension. Used internally; no need for i18n. Defaults to extension name without beginning "ext-" or ending ".js".
* @property {module:svgcanvas.ExtensionInitCallback} [init]
*/
try {
/**
* @type {module:SVGEditor.ExtensionObject}
*/
const imported = await import(encodeURI(extPathName));
const {name, init} = imported.default;
return editor.addExtension(name, (init && init.bind(editor)), {$, langParam});
} catch (err) {
// Todo: Add config to alert any errors
console.error('Extension failed to load: ' + extPathName + '; ', err); // eslint-disable-line no-console
return undefined;
}
})
);
svgCanvas.bind(
'extensions_added',
/**
* @param {external:Window} win
* @param {module:svgcanvas.SvgCanvas#event:extensions_added} data
* @listens module:svgcanvas.SvgCanvas#event:extensions_added
* @returns {void}
*/
(win, data) => {
extensionsAdded = true;
Actions.setAll();
if (editor.storagePromptState === 'ignore') {
updateCanvas(true);
}
messageQueue.forEach(
/**
* @param {module:svgcanvas.SvgCanvas#event:message} messageObj
* @fires module:svgcanvas.SvgCanvas#event:message
* @returns {void}
*/
(messageObj) => {
svgCanvas.call('message', messageObj);
}
);
}
);
svgCanvas.call('extensions_added');
} catch (err) {
// Todo: Report errors through the UI
console.log(err); // eslint-disable-line no-console
}
};
/**
* @type {string}
*/
const uaPrefix = (function () {
const regex = /^(?:Moz|Webkit|Khtml|O|ms|Icab)(?=[A-Z])/;
const someScript = document.getElementsByTagName('script')[0];
for (const prop in someScript.style) {
if (regex.test(prop)) {
// test is faster than match, so it's better to perform
// that on the lot and match only when necessary
return prop.match(regex)[0];
}
}
// Nothing found so far?
if ('WebkitOpacity' in someScript.style) { return 'Webkit'; }
if ('KhtmlOpacity' in someScript.style) { return 'Khtml'; }
return '';
}());
/**
* @name module:SVGEditor.canvas
* @type {module:svgcanvas.SvgCanvas}
*/
editor.canvas = svgCanvas = new SvgCanvas(
$id('svgcanvas'),
configObj.curConfig
);
/**
* Updates the context panel tools based on the selected element.
* @returns {void}
*/
const updateContextPanel = () => {
let elem = selectedElement;
// If element has just been deleted, consider it null
if (!Utils.isNullish(elem) && !elem.parentNode) { elem = null; }
const currentLayerName = svgCanvas.getCurrentDrawing().getCurrentLayerName();
const currentMode = svgCanvas.getMode();
const unit = configObj.curConfig.baseUnit !== 'px' ? configObj.curConfig.baseUnit : null;
const isNode = currentMode === 'pathedit'; // elem ? (elem.id && elem.id.startsWith('pathpointgrip')) : false;
const menuItems = $('#cmenu_canvas li');
$('#selected_panel, #multiselected_panel, #g_panel, #rect_panel, #circle_panel,' +
'#ellipse_panel, #line_panel, #text_panel, #image_panel, #container_panel,' +
' #use_panel, #a_panel').hide();
if (!Utils.isNullish(elem)) {
const elname = elem.nodeName;
// If this is a link with no transform and one child, pretend
// its child is selected
// if (elname === 'a') { // && !$(elem).attr('transform')) {
// elem = elem.firstChild;
// }
const angle = svgCanvas.getRotationAngle(elem);
$('#angle').val(angle);
const blurval = svgCanvas.getBlur(elem) * 10;
$id('blur').value = blurval;
if (svgCanvas.addedNew &&
elname === 'image' &&
svgCanvas.getMode() === 'image' &&
!svgCanvas.getHref(elem).startsWith('data:')) {
/* await */ promptImgURL({cancelDeletes: true});
}
if (!isNode && currentMode !== 'pathedit') {
$('#selected_panel').show();
// Elements in this array already have coord fields
if (['line', 'circle', 'ellipse'].includes(elname)) {
$('#xy_panel').hide();
} else {
let x, y;
// Get BBox vals for g, polyline and path
if (['g', 'polyline', 'path'].includes(elname)) {
const bb = svgCanvas.getStrokedBBox([elem]);
if (bb) {
({x, y} = bb);
}
} else {
x = elem.getAttribute('x');
y = elem.getAttribute('y');
}
if (unit) {
x = convertUnit(x);
y = convertUnit(y);
}
$('#selected_x').val(x || 0);
$('#selected_y').val(y || 0);
$('#xy_panel').show();
}
// Elements in this array cannot be converted to a path
$id('tool_topath').style.display = ['image', 'text', 'path', 'g', 'use'].includes(elname) ? 'none' : 'block';
$id('tool_reorient').style.display = (elname === 'path') ? 'block' : 'none';
$id('tool_reorient').disabled = (angle === 0);
} else {
const point = path.getNodePoint();
$('#tool_add_subpath').pressed = false;
$('#tool_node_delete').toggleClass('disabled', !path.canDeleteNodes);
// Show open/close button based on selected point
// setIcon('#tool_openclose_path', path.closed_subpath ? 'open_path' : 'close_path');
if (point) {
const segType = $('#seg_type');
if (unit) {
point.x = convertUnit(point.x);
point.y = convertUnit(point.y);
}
$('#path_node_x').val(point.x);
$('#path_node_y').val(point.y);
if (point.type) {
segType.val(point.type).removeAttr('disabled');
} else {
segType.val(4).attr('disabled', 'disabled');
}
}
return;
}
// update contextual tools here
const panels = {
g: [],
a: [],
rect: ['rx', 'width', 'height'],
image: ['width', 'height'],
circle: ['cx', 'cy', 'r'],
ellipse: ['cx', 'cy', 'rx', 'ry'],
line: ['x1', 'y1', 'x2', 'y2'],
text: [],
use: []
};
const {tagName} = elem;
// if ($(elem).data('gsvg')) {
// $('#g_panel').show();
// }
let linkHref = null;
if (tagName === 'a') {
linkHref = svgCanvas.getHref(elem);
$('#g_panel').show();
}
if (elem.parentNode.tagName === 'a' && !$(elem).siblings().length) {
$('#a_panel').show();
linkHref = svgCanvas.getHref(elem.parentNode);
}
// Hide/show the make_link buttons
$('#tool_make_link, #tool_make_link_multi').toggle(!linkHref);
if (linkHref) {
$('#link_url').val(linkHref);
}
if (panels[tagName]) {
const curPanel = panels[tagName];
$('#' + tagName + '_panel').show();
$.each(curPanel, function (i, item) {
let attrVal = elem.getAttribute(item);
if (configObj.curConfig.baseUnit !== 'px' && elem[item]) {
const bv = elem[item].baseVal.value;
attrVal = convertUnit(bv);
}
$('#' + tagName + '_' + item).val(attrVal || 0);
});
if (tagName === 'text') {
$('#text_panel').css('display', 'inline');
$('#tool_font_size').css('display', 'inline');
$id('tool_italic').pressed = svgCanvas.getItalic();
$id('tool_bold').pressed = svgCanvas.getBold();
$('#font_family').val(elem.getAttribute('font-family'));
$('#font_size').val(elem.getAttribute('font-size'));
$('#text').val(elem.textContent);
if (svgCanvas.addedNew) {
// Timeout needed for IE9
setTimeout(() => {
$('#text').focus().select();
}, 100);
}
// text
} else if (tagName === 'image' && svgCanvas.getMode() === 'image') {
setImageURL(svgCanvas.getHref(elem));
// image
} else if (tagName === 'g' || tagName === 'use') {
$('#container_panel').show();
const title = svgCanvas.getTitle();
const label = $('#g_title')[0];
label.value = title;
setInputWidth(label);
$('#g_title').prop('disabled', tagName === 'use');
}
}
menuItems[(tagName === 'g' ? 'en' : 'dis') + 'ableContextMenuItems']('#ungroup');
menuItems[((tagName === 'g' || !multiselected) ? 'dis' : 'en') + 'ableContextMenuItems']('#group');
// if (!Utils.isNullish(elem))
} else if (multiselected) {
$('#multiselected_panel').show();
menuItems
.enableContextMenuItems('#group')
.disableContextMenuItems('#ungroup');
} else {
menuItems.disableContextMenuItems('#delete,#cut,#copy,#group,#ungroup,#move_front,#move_up,#move_down,#move_back');
}
// update history buttons
$id('tool_undo').disabled = (undoMgr.getUndoStackSize() === 0);
$id('tool_redo').disabled = (undoMgr.getRedoStackSize() === 0);
svgCanvas.addedNew = false;
if ((elem && !isNode) || multiselected) {
// update the selected elements' layer
$('#selLayerNames').removeAttr('disabled').val(currentLayerName);
// Enable regular menu options
canvMenu.enableContextMenuItems(
'#delete,#cut,#copy,#move_front,#move_up,#move_down,#move_back'
);
} else {
$('#selLayerNames').attr('disabled', 'disabled');
}
};
const layersPanel = new LayersPanel(svgCanvas, uiStrings, updateContextPanel);
const modKey = (isMac() ? 'meta+' : 'ctrl+');
const path = svgCanvas.pathActions;
const {undoMgr} = svgCanvas;
const workarea = $('#workarea');
const canvMenu = $('#cmenu_canvas');
const paintBox = {fill: null, stroke: null};
let exportWindow = null,
defaultImageURL = configObj.curConfig.imgPath + 'logo.svg',
zoomInIcon = 'crosshair',
zoomOutIcon = 'crosshair',
uiContext = 'toolbars';
// For external openers
(function () {
// let the opener know SVG Edit is ready (now that config is set up)
const w = window.opener || window.parent;
if (w) {
try {
/**
* Triggered on a containing `document` (of `window.opener`
* or `window.parent`) when the editor is loaded.
* @event module:SVGEditor#event:svgEditorReadyEvent
* @type {Event}
* @property {true} bubbles
* @property {true} cancelable
*/
/**
* @name module:SVGEditor.svgEditorReadyEvent
* @type {module:SVGEditor#event:svgEditorReadyEvent}
*/
const svgEditorReadyEvent = new w.CustomEvent('svgEditorReady', {
bubbles: true,
cancelable: true
});
w.document.documentElement.dispatchEvent(svgEditorReadyEvent);
} catch (e) {}
}
}());
// Make [1,2,5] array
const rIntervals = [];
for (let i = 0.1; i < 1e5; i *= 10) {
rIntervals.push(i);
rIntervals.push(2 * i);
rIntervals.push(5 * i);
}
layersPanel.populateLayers();
let editingsource = false;
let origSource = '';
/**
* @param {Event} [e] Not used.
* @param {boolean} forSaving
* @returns {void}
*/
const showSourceEditor = function (e, forSaving) {
if (editingsource) { return; }
editingsource = true;
origSource = svgCanvas.getSvgString();
const $editorDialog = document.getElementById('se-svg-editor-dialog');
$editorDialog.setAttribute('dialog', 'open');
$editorDialog.setAttribute('value', origSource);
$editorDialog.setAttribute('copysec', Boolean(forSaving));
$editorDialog.setAttribute('applysec', !forSaving);
};
let selectedElement = null;
let multiselected = false;
/**
* @param {boolean} editmode
* @param {module:svgcanvas.SvgCanvas#event:selected} elems
* @returns {void}
*/
const togglePathEditMode = function (editmode, elems) {
$('#path_node_panel').toggle(editmode);
if (editmode) {
// Change select icon
$('.tool_button_current').removeClass('tool_button_current').addClass('tool_button');
$('#tool_select').addClass('tool_button_current').removeClass('tool_button');
multiselected = false;
if (elems.length) {
selectedElement = elems[0];
}
} else {
setTimeout(() => {
// setIcon('#tool_select', 'select');
}, 1000);
}
};
/**
* @type {module:svgcanvas.EventHandler}
* @param {external:Window} wind
* @param {module:svgcanvas.SvgCanvas#event:saved} svg The SVG source
* @listens module:svgcanvas.SvgCanvas#event:saved
* @returns {void}
*/
const saveHandler = function (wind, svg) {
editor.showSaveWarning = false;
// by default, we add the XML prolog back, systems integrating SVG-edit (wikis, CMSs)
// can just provide their own custom save handler and might not want the XML prolog
svg = '<?xml version="1.0"?>\n' + svg;
// Since saving SVGs by opening a new window was removed in Chrome use artificial link-click
// https://stackoverflow.com/questions/45603201/window-is-not-allowed-to-navigate-top-frame-navigations-to-data-urls
const a = document.createElement('a');
a.href = 'data:image/svg+xml;base64,' + Utils.encode64(svg);
a.download = 'icon.svg';
a.style.display = 'none';
document.body.append(a); // Need to append for Firefox
a.click();
// Alert will only appear the first time saved OR the
// first time the bug is encountered
let done = editor.pref('save_notice_done');
if (done !== 'all') {
let note = uiStrings.notification.saveFromBrowser.replace('%s', 'SVG');
// Check if FF and has <defs/>
if (isGecko()) {
if (svg.includes('<defs')) {
// warning about Mozilla bug #308590 when applicable (seems to be fixed now in Feb 2013)
note += '\n\n' + uiStrings.notification.defsFailOnSave;
editor.pref('save_notice_done', 'all');
done = 'all';
} else {
editor.pref('save_notice_done', 'part');
}
} else {
editor.pref('save_notice_done', 'all');
}
if (done !== 'part') {
$.alert(note);
}
}
};
/**
* @param {external:Window} win
* @param {module:svgcanvas.SvgCanvas#event:exported} data
* @listens module:svgcanvas.SvgCanvas#event:exported
* @returns {void}
*/
const exportHandler = function (win, data) {
const {issues, exportWindowName} = data;
exportWindow = window.open(Utils.blankPageObjectURL || '', exportWindowName); // A hack to get the window via JSON-able name without opening a new one
if (!exportWindow || exportWindow.closed) {
/* await */ $.alert(uiStrings.notification.popupWindowBlocked);
return;
}
exportWindow.location.href = data.bloburl || data.datauri;
const done = editor.pref('export_notice_done');
if (done !== 'all') {
let note = uiStrings.notification.saveFromBrowser.replace('%s', data.type);
// Check if there are issues
if (issues.length) {
const pre = '\n \u2022 ';
note += ('\n\n' + uiStrings.notification.noteTheseIssues + pre + issues.join(pre));
}
// Note that this will also prevent the notice even though new issues may appear later.
// May want to find a way to deal with that without annoying the user
editor.pref('export_notice_done', 'all');
exportWindow.alert(note);
}
};
/**
*
* @param {Element} opt
* @param {boolean} changeElem
* @returns {void}
*/
function setStrokeOpt (opt, changeElem) {
const {id} = opt;
const bits = id.split('_');
const [pre, val] = bits;
if (changeElem) {
svgCanvas.setStrokeAttr('stroke-' + pre, val);
}
$(opt).addClass('current').siblings().removeClass('current');
}
/**
* This is a common function used when a tool has been clicked (chosen).
* It does several common things:
* - Removes the `tool_button_current` class from whatever tool currently has it.
* - Adds the `tool_button_current` class to the button passed in.
* @function updateLeftPanel
* @param {string|Element} button The DOM element or string selector representing the toolbar button
* @returns {boolean} Whether the button was disabled or not
*/
const updateLeftPanel = (button) => {
if (button.disabled) return false;
// remove the pressed state on other(s) button(s)
$qq('#tools_left *[pressed]').forEach((b) => { b.pressed = false; });
// pressed state for the clicked button
$id(button).pressed = true;
return true;
};
/**
* Unless the select toolbar button is disabled, sets the button
* and sets the select mode and cursor styles.
* @function module:SVGEditor.clickSelect
* @returns {void}
*/
const clickSelect = () => {
if (updateLeftPanel('tool_select')) {
workarea.css('cursor', 'auto');
svgCanvas.setMode('select');
}
};
/**
* Set a selected image's URL.
* @function module:SVGEditor.setImageURL
* @param {string} url
* @returns {void}
*/
const setImageURL = editor.setImageURL = function (url) {
if (!url) {
url = defaultImageURL;
}
svgCanvas.setImageURL(url);
$('#image_url').val(url);
if (url.startsWith('data:')) {
// data URI found
$('#image_url').hide();
$('#change_image_url').show();
} else {
// regular URL
svgCanvas.embedImage(url, function (dataURI) {
// Couldn't embed, so show warning
$('#url_notice').toggle(!dataURI);
defaultImageURL = url;
});
$('#image_url').show();
$('#change_image_url').hide();
}
};
/**
*
* @param {string} color
* @param {string} url
* @returns {void}
*/
function setBackground (color, url) {
// if (color == editor.pref('bkgd_color') && url == editor.pref('bkgd_url')) { return; }
editor.pref('bkgd_color', color);
editor.pref('bkgd_url', url, true);
// This should be done in svgcanvas.js for the borderRect fill
svgCanvas.setBackground(color, url);
}
/**
* @param {PlainObject} [opts={}]
* @param {boolean} [opts.cancelDeletes=false]
* @returns {Promise<void>} Resolves to `undefined`
*/
async function promptImgURL ({cancelDeletes = false} = {}) {
let curhref = svgCanvas.getHref(selectedElement);
curhref = curhref.startsWith('data:') ? '' : curhref;
const url = await $.prompt(uiStrings.notification.enterNewImgURL, curhref);
if (url) {
setImageURL(url);
} else if (cancelDeletes) {
svgCanvas.deleteSelectedElements();
}
}
/**
* @param {Element} elem
* @returns {void}
*/
const setInputWidth = (elem) => {
const w = Math.min(Math.max(12 + elem.value.length * 6, 50), 300);
$(elem).width(w);
};
/**
*
* @param {HTMLDivElement} [scanvas]
* @param {Float} [zoom]
* @returns {void}
*/
function updateRulers (scanvas, zoom) {
if (!zoom) { zoom = svgCanvas.getZoom(); }
if (!scanvas) { scanvas = $('#svgcanvas'); }
let d, i;
const limit = 30000;
const contentElem = svgCanvas.getContentElem();
const units = getTypeMap();
const unit = units[configObj.curConfig.baseUnit]; // 1 = 1px
// draw x ruler then y ruler
for (d = 0; d < 2; d++) {
const isX = (d === 0);
const dim = isX ? 'x' : 'y';
const lentype = isX ? 'width' : 'height';
const contentDim = Number(contentElem.getAttribute(dim));
const $hcanvOrig = $('#ruler_' + dim + ' canvas:first');
// Bit of a hack to fully clear the canvas in Safari & IE9
const $hcanv = $hcanvOrig.clone();
$hcanvOrig.replaceWith($hcanv);
const hcanv = $hcanv[0];
// Set the canvas size to the width of the container
let rulerLen = scanvas[lentype]();
const totalLen = rulerLen;
hcanv.parentNode.style[lentype] = totalLen + 'px';
let ctx = hcanv.getContext('2d');
let ctxArr, num, ctxArrNum;
ctx.fillStyle = 'rgb(200,0,0)';
ctx.fillRect(0, 0, hcanv.width, hcanv.height);
// Remove any existing canvasses
$hcanv.siblings().remove();
// Create multiple canvases when necessary (due to browser limits)
if (rulerLen >= limit) {
ctxArrNum = Number.parseInt(rulerLen / limit) + 1;
ctxArr = [];
ctxArr[0] = ctx;
let copy;
for (i = 1; i < ctxArrNum; i++) {
hcanv[lentype] = limit;
copy = hcanv.cloneNode(true);
hcanv.parentNode.append(copy);
ctxArr[i] = copy.getContext('2d');
}
copy[lentype] = rulerLen % limit;
// set copy width to last
rulerLen = limit;
}
hcanv[lentype] = rulerLen;
const uMulti = unit * zoom;
// Calculate the main number interval
const rawM = 50 / uMulti;
let multi = 1;
for (i = 0; i < rIntervals.length; i++) {
num = rIntervals[i];
multi = num;
if (rawM <= num) {
break;
}
}
const bigInt = multi * uMulti;
ctx.font = '9px sans-serif';
let rulerD = ((contentDim / uMulti) % multi) * uMulti;
let labelPos = rulerD - bigInt;
// draw big intervals
let ctxNum = 0;
while (rulerD < totalLen) {
labelPos += bigInt;
// const realD = rulerD - contentDim; // Currently unused
const curD = Math.round(rulerD) + 0.5;
if (isX) {
ctx.moveTo(curD, 15);
ctx.lineTo(curD, 0);
} else {
ctx.moveTo(15, curD);
ctx.lineTo(0, curD);
}
num = (labelPos - contentDim) / uMulti;
let label;
if (multi >= 1) {
label = Math.round(num);
} else {
const decs = String(multi).split('.')[1].length;
label = num.toFixed(decs);
}
// Change 1000s to Ks
if (label !== 0 && label !== 1000 && label % 1000 === 0) {
label = (label / 1000) + 'K';
}
if (isX) {
ctx.fillText(label, rulerD + 2, 8);
} else {
// draw label vertically
const str = String(label).split('');
for (i = 0; i < str.length; i++) {
ctx.fillText(str[i], 1, (rulerD + 9) + i * 9);
}
}
const part = bigInt / 10;
// draw the small intervals
for (i = 1; i < 10; i++) {
let subD = Math.round(rulerD + part * i) + 0.5;
if (ctxArr && subD > rulerLen) {
ctxNum++;
ctx.stroke();
if (ctxNum >= ctxArrNum) {
i = 10;
rulerD = totalLen;
continue;
}
ctx = ctxArr[ctxNum];
rulerD -= limit;
subD = Math.round(rulerD + part * i) + 0.5;
}
// odd lines are slighly longer
const lineNum = (i % 2) ? 12 : 10;
if (isX) {
ctx.moveTo(subD, 15);
ctx.lineTo(subD, lineNum);
} else {
ctx.moveTo(15, subD);
ctx.lineTo(lineNum, subD);
}
}
rulerD += bigInt;
}
ctx.strokeStyle = '#000';
ctx.stroke();
}
}
/**
* @function module:SVGEditor.updateCanvas
* @param {boolean} center
* @param {module:math.XYObject} newCtr
* @returns {void}
*/
const updateCanvas = editor.updateCanvas = function (center, newCtr) {
const zoom = svgCanvas.getZoom();
const wArea = workarea;
const cnvs = $('#svgcanvas');
let w = workarea.width(), h = workarea.height();
const wOrig = w, hOrig = h;
const oldCtr = {
x: wArea[0].scrollLeft + wOrig / 2,
y: wArea[0].scrollTop + hOrig / 2
};
const multi = configObj.curConfig.canvas_expansion;
w = Math.max(wOrig, svgCanvas.contentW * zoom * multi);
h = Math.max(hOrig, svgCanvas.contentH * zoom * multi);
if (w === wOrig && h === hOrig) {
workarea.css('overflow', 'hidden');
} else {
workarea.css('overflow', 'scroll');
}
const oldCanY = cnvs.height() / 2;
const oldCanX = cnvs.width() / 2;
cnvs.width(w).height(h);
const newCanY = h / 2;
const newCanX = w / 2;
const offset = svgCanvas.updateCanvas(w, h);
const ratio = newCanX / oldCanX;
const scrollX = w / 2 - wOrig / 2; // eslint-disable-line no-shadow
const scrollY = h / 2 - hOrig / 2; // eslint-disable-line no-shadow
if (!newCtr) {
const oldDistX = oldCtr.x - oldCanX;
const newX = newCanX + oldDistX * ratio;
const oldDistY = oldCtr.y - oldCanY;
const newY = newCanY + oldDistY * ratio;
newCtr = {
x: newX,
y: newY
};
} else {
newCtr.x += offset.x;
newCtr.y += offset.y;
}
if (center) {
// Go to top-left for larger documents
if (svgCanvas.contentW > wArea.width()) {
// Top-left
workarea[0].scrollLeft = offset.x - 10;
workarea[0].scrollTop = offset.y - 10;
} else {
// Center
wArea[0].scrollLeft = scrollX;
wArea[0].scrollTop = scrollY;
}
} else {
wArea[0].scrollLeft = newCtr.x - wOrig / 2;
wArea[0].scrollTop = newCtr.y - hOrig / 2;
}
if (configObj.curConfig.showRulers) {
updateRulers(cnvs, zoom);
workarea.scroll();
}
if (configObj.urldata.storagePrompt !== true && editor.storagePromptState === 'ignore') {
$('#dialog_box').hide();
}
};
/**
* @fires module:svgcanvas.SvgCanvas#event:ext_toolButtonStateUpdate
* @returns {void}
*/
const updateToolButtonState = () => {
const bNoFill = (svgCanvas.getColor('fill') === 'none');
const bNoStroke = (svgCanvas.getColor('stroke') === 'none');
const buttonsNeedingStroke = ['tool_fhpath', 'tool_line'];
const buttonsNeedingFillAndStroke = [
'tools_rect', 'tools_ellipse',
'tool_text', 'tool_path'
];
if (bNoStroke) {
buttonsNeedingStroke.forEach((btn) => {
// if btn is pressed, change to select button
if ($id(btn).pressed) {
clickSelect();
}
$(btn).disabled = true;
});
} else {
buttonsNeedingStroke.forEach((btn) => {
$id(btn).disabled = false;
});
}
if (bNoStroke && bNoFill) {
buttonsNeedingFillAndStroke.forEach((btn) => {
// if btn is pressed, change to select button
if ($id(btn).pressed) {
clickSelect();
}
$(btn).disabled = true;
});
} else {
buttonsNeedingFillAndStroke.forEach((btn) => {
$id(btn).disabled = false;
});
}
svgCanvas.runExtensions(
'toolButtonStateUpdate',
/** @type {module:svgcanvas.SvgCanvas#event:ext_toolButtonStateUpdate} */ {
nofill: bNoFill,
nostroke: bNoStroke
}
);
};
/**
* Updates the toolbar (colors, opacity, etc) based on the selected element.
* This function also updates the opacity and id elements that are in the
* context panel.
* @returns {void}
*/
const updateToolbar = () => {
let i, len;
if (!Utils.isNullish(selectedElement)) {
switch (selectedElement.tagName) {
case 'use':
case 'image':
case 'foreignObject':
break;
case 'g':
case 'a': {
// Look for common styles
const childs = selectedElement.getElementsByTagName('*');
let gWidth = null;
for (i = 0, len = childs.length; i < len; i++) {
const swidth = childs[i].getAttribute('stroke-width');
if (i === 0) {
gWidth = swidth;
} else if (gWidth !== swidth) {
gWidth = null;
}
}
$('#stroke_width').val(gWidth === null ? '' : gWidth);
paintBox.fill.update(true);
paintBox.stroke.update(true);
break;
} default: {
paintBox.fill.update(true);
paintBox.stroke.update(true);
$('#stroke_width').val(selectedElement.getAttribute('stroke-width') || 1);
$('#stroke_style').val(selectedElement.getAttribute('stroke-dasharray') || 'none');
let attr = selectedElement.getAttribute('stroke-linejoin') || 'miter';
if ($('#linejoin_' + attr).length) {
setStrokeOpt($('#linejoin_' + attr)[0]);
}
attr = selectedElement.getAttribute('stroke-linecap') || 'butt';
if ($('#linecap_' + attr).length) {
setStrokeOpt($('#linecap_' + attr)[0]);
}
}
}
}
// All elements including image and group have opacity
if (!Utils.isNullish(selectedElement)) {
const opacPerc = (selectedElement.getAttribute('opacity') || 1.0) * 100;
$('#group_opacity').val(opacPerc);
$('#opac_slider').slider('option', 'value', opacPerc);
$id('elem_id').value = selectedElement.id;
$id('elem_class').value = (selectedElement.getAttribute('class') !== null) ? selectedElement.getAttribute('class') : '';
}
updateToolButtonState();
};
/**
*
* @returns {void}
*/
const updateWireFrame = () => {
// Test support
if (supportsNonSS) { return; }
const rule = `
#workarea.wireframe #svgcontent * {
stroke-width: ${1 / svgCanvas.getZoom()}px;
}
`;
$('#wireframe_rules').text(workarea.hasClass('wireframe') ? rule : '');
};
let curContext = '';
/**
* @param {string} [title=svgCanvas.getDocumentTitle()]
* @returns {void}
*/
const updateTitle = function (title) {
title = title || svgCanvas.getDocumentTitle();
const newTitle = document.querySelector('title').text + (title ? ': ' + title : '');
// Remove title update with current context info, isn't really necessary
// if (curContext) {
// new_title = new_title + curContext;
// }
$('title:first').text(newTitle);
};
// called when we've selected a different element
/**
*
* @param {external:Window} win
* @param {module:svgcanvas.SvgCanvas#event:selected} elems Array of elements that were selected
* @listens module:svgcanvas.SvgCanvas#event:selected
* @fires module:svgcanvas.SvgCanvas#event:ext_selectedChanged
* @returns {void}
*/
const selectedChanged = function (win, elems) {
const mode = svgCanvas.getMode();
if (mode === 'select') {
clickSelect();
}
const isNode = mode === 'pathedit';
// if elems[1] is present, then we have more than one element
selectedElement = (elems.length === 1 || Utils.isNullish(elems[1]) ? elems[0] : null);
multiselected = (elems.length >= 2 && !Utils.isNullish(elems[1]));
if (!Utils.isNullish(selectedElement) && !isNode) {
updateToolbar();
} // if (!Utils.isNullish(elem))
// Deal with pathedit mode
togglePathEditMode(isNode, elems);
updateContextPanel();
svgCanvas.runExtensions('selectedChanged', /** @type {module:svgcanvas.SvgCanvas#event:ext_selectedChanged} */ {
elems,
selectedElement,
multiselected
});
};
// Call when part of element is in process of changing, generally
// on mousemove actions like rotate, move, etc.
/**
* @param {external:Window} win
* @param {module:svgcanvas.SvgCanvas#event:transition} elems
* @listens module:svgcanvas.SvgCanvas#event:transition
* @fires module:svgcanvas.SvgCanvas#event:ext_elementTransition
* @returns {void}
*/
const elementTransition = function (win, elems) {
const mode = svgCanvas.getMode();
const elem = elems[0];
if (!elem) {
return;
}
multiselected = (elems.length >= 2 && !Utils.isNullish(elems[1]));
// Only updating fields for single elements for now
if (!multiselected) {
switch (mode) {
case 'rotate': {
const ang = svgCanvas.getRotationAngle(elem);
$('#angle').val(ang);
$('#tool_reorient').toggleClass('disabled', ang === 0);
break;
// TODO: Update values that change on move/resize, etc
// } case 'select': {
// } case 'resize': {
// break;
// }
}
}
}
svgCanvas.runExtensions('elementTransition', /** @type {module:svgcanvas.SvgCanvas#event:ext_elementTransition} */ {
elems
});
};
// called when any element has changed
/**
* @param {external:Window} win
* @param {module:svgcanvas.SvgCanvas#event:changed} elems
* @listens module:svgcanvas.SvgCanvas#event:changed
* @fires module:svgcanvas.SvgCanvas#event:ext_elementChanged
* @returns {void}
*/
const elementChanged = function (win, elems) {
const mode = svgCanvas.getMode();
if (mode === 'select') {
clickSelect();
}
elems.forEach((elem) => {
const isSvgElem = (elem && elem.tagName === 'svg');
if (isSvgElem || svgCanvas.isLayer(elem)) {
layersPanel.populateLayers();
// if the element changed was the svg, then it could be a resolution change
if (isSvgElem) {
updateCanvas();
}
// Update selectedElement if element is no longer part of the image.
// This occurs for the text elements in Firefox
} else if (elem && selectedElement && Utils.isNullish(selectedElement.parentNode)) {
// || elem && elem.tagName == "path" && !multiselected) { // This was added in r1430, but not sure why
selectedElement = elem;
}
});
editor.showSaveWarning = true;
// we update the contextual panel with potentially new
// positional/sizing information (we DON'T want to update the
// toolbar here as that creates an infinite loop)
// also this updates the history buttons
// we tell it to skip focusing the text control if the
// text element was previously in focus
updateContextPanel();
// In the event a gradient was flipped:
if (selectedElement && mode === 'select') {
paintBox.fill.update();
paintBox.stroke.update();
}
svgCanvas.runExtensions('elementChanged', /** @type {module:svgcanvas.SvgCanvas#event:ext_elementChanged} */ {
elems
});
};
/**
* @returns {void}
*/
const zoomDone = () => {
updateWireFrame();
// updateCanvas(); // necessary?
};
/**
* @typedef {PlainObject} module:SVGEditor.BBoxObjectWithFactor (like `DOMRect`)
* @property {Float} x
* @property {Float} y
* @property {Float} width
* @property {Float} height
* @property {Float} [factor] Needed if width or height are 0
* @property {Float} [zoom]
* @see module:svgcanvas.SvgCanvas#event:zoomed
*/
/**
* @function module:svgcanvas.SvgCanvas#zoomChanged
* @param {external:Window} win
* @param {module:svgcanvas.SvgCanvas#event:zoomed} bbox
* @param {boolean} autoCenter
* @listens module:svgcanvas.SvgCanvas#event:zoomed
* @returns {void}
*/
const zoomChanged = svgCanvas.zoomChanged = function (win, bbox, autoCenter) {
const scrbar = 15,
// res = svgCanvas.getResolution(), // Currently unused
wArea = workarea;
// const canvasPos = $('#svgcanvas').position(); // Currently unused
const zInfo = svgCanvas.setBBoxZoom(bbox, wArea.width() - scrbar, wArea.height() - scrbar);
if (!zInfo) { return; }
const zoomlevel = zInfo.zoom,
bb = zInfo.bbox;
if (zoomlevel < 0.001) {
changeZoom(0.1);
return;
}
$id('zoom').value = (svgCanvas.getZoom() * 100).toFixed(1);
if (autoCenter) {
updateCanvas();
} else {
updateCanvas(false, {x: bb.x * zoomlevel + (bb.width * zoomlevel) / 2, y: bb.y * zoomlevel + (bb.height * zoomlevel) / 2});
}
if (svgCanvas.getMode() === 'zoom' && bb.width) {
// Go to select if a zoom box was drawn
clickSelect();
}
zoomDone();
};
/**
* @type {module}
*/
const changeZoom = (value) => {
switch (value) {
case 'canvas':
case 'selection':
case 'layer':
case 'content':
zoomChanged(window, value);
break;
default:
{
const zoomlevel = Number(value) / 100;
if (zoomlevel < 0.001) {
value = 0.1;
return;
}
const zoom = svgCanvas.getZoom();
const wArea = workarea;
zoomChanged(window, {
width: 0,
height: 0,
// center pt of scroll position
x: (wArea[0].scrollLeft + wArea.width() / 2) / zoom,
y: (wArea[0].scrollTop + wArea.height() / 2) / zoom,
zoom: zoomlevel
}, true);
}
}
};
$('#cur_context_panel').delegate('a', 'click', (evt) => {
const link = $(evt.currentTarget);
if (link.attr('data-root')) {
svgCanvas.leaveContext();
} else {
svgCanvas.setContext(link.text());
}
svgCanvas.clearSelection();
return false;
});
/**
* @param {external:Window} win
* @param {module:svgcanvas.SvgCanvas#event:contextset} context
* @listens module:svgcanvas.SvgCanvas#event:contextset
* @returns {void}
*/
const contextChanged = function (win, context) {
let linkStr = '';
if (context) {
let str = '';
linkStr = '<a href="#" data-root="y">' + svgCanvas.getCurrentDrawing().getCurrentLayerName() + '</a>';
$(context).parentsUntil('#svgcontent > g').andSelf().each(() => {
if (this.id) {
str += ' > ' + this.id;
linkStr += (this !== context) ? ` > <a href="#">${this.id}</a>` : ` > ${this.id}`;
}
});
curContext = str;
} else {
curContext = null;
}
$('#cur_context_panel').toggle(Boolean(context)).html(linkStr);
updateTitle();
};
/**
* Makes sure the current selected paint is available to work with.
* @returns {void}
*/
const prepPaints = () => {
paintBox.fill.prep();
paintBox.stroke.prep();
};
/**
* @param {external:Window} win
* @param {module:svgcanvas.SvgCanvas#event:extension_added} ext
* @listens module:svgcanvas.SvgCanvas#event:extension_added
* @returns {Promise<void>|void} Resolves to `undefined`
*/
const extAdded = async (win, ext) => {
if (!ext) {
return undefined;
}
let cbCalled = false;
if (ext.langReady && editor.langChanged) { // We check for this since the "lang" pref could have been set by storage
const lang = editor.pref('lang');
await ext.langReady({lang});
}
/**
*
* @returns {void}
*/
const runCallback = () => {
if (ext.callback && !cbCalled) {
cbCalled = true;
ext.callback.call(editor);
}
};
/**
* @typedef {PlainObject} module:SVGEditor.ContextTool
* @property {string} panel The ID of the existing panel to which the tool is being added. Required.
* @property {string} id The ID of the actual tool element. Required.
* @property {PlainObject<string, external:jQuery.Function>|PlainObject<"change", external:jQuery.Function>} events DOM event names keyed to associated functions. Example: `{change () { alert('Option was changed') } }`. "change" event is one specifically handled for the "button-select" type. Required.
* @property {string} title The tooltip text that will appear when the user hovers over the tool. Required.
* @property {"tool_button"|"select"|"button-select"|"input"|string} type The type of tool being added. Expected.
* @property {PlainObject<string, string>} [options] List of options and their labels for select tools. Example: `{1: 'One', 2: 'Two', all: 'All' }`. Required by "select" tools.
* @property {string} [container_id] The ID to be given to the tool's container element.
* @property {string} [defval] Default value
* @property {string|Integer} [colnum] Added as part of the option list class.
* @property {string} [label] Label associated with the tool, visible in the UI
* @property {Integer} [size] Value of the "size" attribute of the tool input
*/
if (ext.context_tools) {
$.each(ext.context_tools, function (i, tool) {
// Add select tool
const contId = tool.container_id ? (' id="' + tool.container_id + '"') : '';
let panel = $('#' + tool.panel);
// create the panel if it doesn't exist
if (!panel.length) {
panel = $('<div>', {id: tool.panel}).appendTo('#tools_top');
}
let html;
// TODO: Allow support for other types, or adding to existing tool
switch (tool.type) {
case 'tool_button': {
html = '<div class="tool_button">' + tool.id + '</div>';
const div = $(html).appendTo(panel);
if (tool.events) {
$.each(tool.events, function (evt, func) {
$(div).bind(evt, func);
});
}
break;
} case 'select': {
html = '<label' + contId + '>' +
'<select id="' + tool.id + '">';
$.each(tool.options, function (val, text) {
const sel = (val === tool.defval) ? ' selected' : '';
html += '<option value="' + val + '"' + sel + '>' + text + '</option>';
});
html += '</select></label>';
// Creates the tool, hides & adds it, returns the select element
const sel = $(html).appendTo(panel).find('select');
$.each(tool.events, function (evt, func) {
$(sel).bind(evt, func);
});
break;
} case 'button-select': {
html = '<div id="' + tool.id + '" class="dropdown toolset" title="' + tool.title + '">' +
'<div id="cur_' + tool.id + '" class="icon_label"></div><button></button></div>';
const list = $('<ul id="' + tool.id + '_opts"></ul>').appendTo('#option_lists');
if (tool.colnum) {
list.addClass('optcols' + tool.colnum);
}
// Creates the tool, hides & adds it, returns the select element
/* const dropdown = */ $(html).appendTo(panel).children();
break;
} case 'input': {
html = '<label' + contId + '>' +
'<span id="' + tool.id + '_label">' +
tool.label + ':</span>' +
'<input id="' + tool.id + '" title="' + tool.title +
'" size="' + (tool.size || '4') +
'" value="' + (tool.defval || '') + '" type="text"/></label>';
// Creates the tool, hides & adds it, returns the select element
// Add to given tool.panel
const inp = $(html).appendTo(panel).find('input');
if (tool.events) {
$.each(tool.events, function (evt, func) {
inp.bind(evt, func);
});
}
break;
} default:
break;
}
});
}
if (ext.events) {
$id(ext.events.id).addEventListener('click', () => {
if (updateLeftPanel(ext.events.id)) {
ext.events.click();
}
});
}
return runCallback();
};
/**
* @param {string} color
* @param {Float} opac
* @param {string} type
* @returns {module:jGraduate~Paint}
*/
const getPaint = function (color, opac, type) {
// update the editor's fill paint
const opts = {alpha: opac};
if (color.startsWith('url(#')) {
let refElem = svgCanvas.getRefElem(color);
refElem = (refElem) ? refElem.cloneNode(true) : $('#' + type + '_color defs *')[0];
opts[refElem.tagName] = refElem;
} else if (color.startsWith('#')) {
opts.solidColor = color.substr(1);
} else {
opts.solidColor = 'none';
}
return new $.jGraduate.Paint(opts);
};
// bind the selected event to our function that handles updates to the UI
svgCanvas.bind('selected', selectedChanged);
svgCanvas.bind('transition', elementTransition);
svgCanvas.bind('changed', elementChanged);
svgCanvas.bind('saved', saveHandler);
svgCanvas.bind('exported', exportHandler);
svgCanvas.bind('exportedPDF', function (win, data) {
if (!data.output) { // Ignore Chrome
return;
}
const {exportWindowName} = data;
if (exportWindowName) {
exportWindow = window.open('', exportWindowName); // A hack to get the window via JSON-able name without opening a new one
}
if (!exportWindow || exportWindow.closed) {
/* await */ $.alert(uiStrings.notification.popupWindowBlocked);
return;
}
exportWindow.location.href = data.output;
});
svgCanvas.bind('zoomed', zoomChanged);
svgCanvas.bind('zoomDone', zoomDone);
svgCanvas.bind(
'updateCanvas',
/**
* @param {external:Window} win
* @param {PlainObject} centerInfo
* @param {false} centerInfo.center
* @param {module:math.XYObject} centerInfo.newCtr
* @listens module:svgcanvas.SvgCanvas#event:updateCanvas
* @returns {void}
*/
function (win, {center, newCtr}) {
updateCanvas(center, newCtr);
}
);
svgCanvas.bind('contextset', contextChanged);
svgCanvas.bind('extension_added', extAdded);
svgCanvas.textActions.setInputElem($('#text')[0]);
setBackground(editor.pref('bkgd_color'), editor.pref('bkgd_url'));
// update resolution option with actual resolution
const res = svgCanvas.getResolution();
if (configObj.curConfig.baseUnit !== 'px') {
res.w = convertUnit(res.w) + configObj.curConfig.baseUnit;
res.h = convertUnit(res.h) + configObj.curConfig.baseUnit;
}
$('#se-img-prop').attr('dialog', 'close');
$('#se-img-prop').attr('title', svgCanvas.getDocumentTitle());
$('#se-img-prop').attr('width', res.w);
$('#se-img-prop').attr('height', res.h);
$('#se-img-prop').attr('save', editor.pref('img_save'));
/**
* @type {module}
*/
const changeRectRadius = function (e) {
svgCanvas.setRectRadius(e.target.value);
};
/**
* @type {module}
*/
const changeFontSize = function (e) {
svgCanvas.setFontSize(e.target.value);
};
/**
* @type {module}
*/
const changeStrokeWidth = function (e) {
let val = e.target.value;
if (val === 0 && selectedElement && ['line', 'polyline'].includes(selectedElement.nodeName)) {
val = e.target.value = 1;
}
svgCanvas.setStrokeWidth(val);
};
/**
* @type {module}
*/
const changeRotationAngle = (e) => {
svgCanvas.setRotationAngle(e.target.value);
$('#tool_reorient').toggleClass('disabled', Number.parseInt(e.target.value) === 0);
};
/**
* @param {PlainObject} ctl
* @param {string} [val=ctl.value]
* @returns {void}
*/
const changeOpacity = function (ctl, val) {
if (Utils.isNullish(val)) { val = ctl.value; }
$('#group_opacity').val(val);
if (!ctl || !ctl.handle) {
$('#opac_slider').slider('option', 'value', val);
}
svgCanvas.setOpacity(val / 100);
};
/**
* @param {PlainObject} e
* @returns {void}
*/
const changeBlur = (e) => {
svgCanvas.setBlur(e.target.value / 10, true);
};
$('#stroke_style').change((evt) => {
svgCanvas.setStrokeAttr('stroke-dasharray', $(evt.currentTarget).val());
});
$('#stroke_linejoin').change((evt) => {
svgCanvas.setStrokeAttr('stroke-linejoin', $(evt.currentTarget).val());
});
// Lose focus for select elements when changed (Allows keyboard shortcuts to work better)
$('select').change((evt) => { $(evt.currentTarget).blur(); });
// fired when user wants to move elements to another layer
let promptMoveLayerOnce = false;
$('#selLayerNames').change(async (evt) => {
const destLayer = evt.currentTarget.options[evt.currentTarget.selectedIndex].value;
const confirmStr = uiStrings.notification.QmoveElemsToLayer.replace('%s', destLayer);
/**
* @param {boolean} ok
* @returns {void}
*/
const moveToLayer = function (ok) {
if (!ok) { return; }
promptMoveLayerOnce = true;
svgCanvas.moveSelectedToLayer(destLayer);
svgCanvas.clearSelection();
layersPanel.populateLayers();
};
if (destLayer) {
if (promptMoveLayerOnce) {
moveToLayer(true);
} else {
const ok = await $.confirm(confirmStr);
if (!ok) {
return;
}
moveToLayer(true);
}
}
});
$('#font_family').change((evt) => {
svgCanvas.setFontFamily(evt.currentTarget.value);
});
$('#seg_type').change((evt) => {
svgCanvas.setSegType($(evt.currentTarget).val());
});
$('#text').bind('keyup input', (evt) => {
svgCanvas.setTextContent(evt.currentTarget.value);
});
$('#image_url').change((evt) => {
setImageURL(evt.currentTarget.value);
});
$('#link_url').change((evt) => {
if (evt.currentTarget.value.length) {
svgCanvas.setLinkURL(evt.currentTarget.value);
} else {
svgCanvas.removeHyperlink();
}
});
$('#g_title').change((evt) => {
svgCanvas.setGroupTitle(evt.currentTarget.value);
});
const attrChanger = function (e) {
const attr = e.target.getAttribute('data-attr');
let val = e.target.value;
const valid = isValidUnit(attr, val, selectedElement);
if (!valid) {
e.target.value = selectedElement.getAttribute(attr);
/* await */ $.alert(uiStrings.notification.invalidAttrValGiven);
return false;
}
if (attr !== 'id' && attr !== 'class') {
if (isNaN(val)) {
val = svgCanvas.convertToNum(attr, val);
} else if (configObj.curConfig.baseUnit !== 'px') {
// Convert unitless value to one with given unit
const unitData = getTypeMap();
if (selectedElement[attr] || svgCanvas.getMode() === 'pathedit' || attr === 'x' || attr === 'y') {
val *= unitData[configObj.curConfig.baseUnit];
}
}
}
// if the user is changing the id, then de-select the element first
// change the ID, then re-select it with the new ID
if (attr === 'id') {
const elem = selectedElement;
svgCanvas.clearSelection();
elem.id = val;
svgCanvas.addToSelection([elem], true);
} else {
svgCanvas.changeSelectedAttribute(attr, val);
}
return true;
};
$('.attr_changer').change((evt) => {
const attr = evt.currentTarget.getAttribute('data-attr');
let val = evt.currentTarget.value;
const valid = isValidUnit(attr, val, selectedElement);
if (!valid) {
evt.currentTarget.value = selectedElement.getAttribute(attr);
/* await */ $.alert(uiStrings.notification.invalidAttrValGiven);
return false;
}
if (attr !== 'id' && attr !== 'class') {
if (isNaN(val)) {
val = svgCanvas.convertToNum(attr, val);
} else if (configObj.curConfig.baseUnit !== 'px') {
// Convert unitless value to one with given unit
const unitData = getTypeMap();
if (selectedElement[attr] || svgCanvas.getMode() === 'pathedit' || attr === 'x' || attr === 'y') {
val *= unitData[configObj.curConfig.baseUnit];
}
}
}
// if the user is changing the id, then de-select the element first
// change the ID, then re-select it with the new ID
if (attr === 'id') {
const elem = selectedElement;
svgCanvas.clearSelection();
elem.id = val;
svgCanvas.addToSelection([elem], true);
} else {
svgCanvas.changeSelectedAttribute(attr, val);
}
evt.currentTarget.blur();
return true;
});
(function () {
const wArea = workarea[0];
let lastX = null, lastY = null,
panning = false, keypan = false;
$('#svgcanvas').bind('mousemove mouseup', function (evt) {
if (panning === false) { return true; }
wArea.scrollLeft -= (evt.clientX - lastX);
wArea.scrollTop -= (evt.clientY - lastY);
lastX = evt.clientX;
lastY = evt.clientY;
if (evt.type === 'mouseup') { panning = false; }
return false;
}).mousedown(function (evt) {
if (evt.button === 1 || keypan === true) {
panning = true;
lastX = evt.clientX;
lastY = evt.clientY;
return false;
}
return true;
});
$(window).mouseup(() => {
panning = false;
});
$(document).bind('keydown', 'space', function (evt) {
svgCanvas.spaceKey = keypan = true;
evt.preventDefault();
}).bind('keyup', 'space', function (evt) {
evt.preventDefault();
svgCanvas.spaceKey = keypan = false;
}).bind('keydown', 'shift', function (evt) {
if (svgCanvas.getMode() === 'zoom') {
workarea.css('cursor', zoomOutIcon);
}
}).bind('keyup', 'shift', function (evt) {
if (svgCanvas.getMode() === 'zoom') {
workarea.css('cursor', zoomInIcon);
}
});
/**
* @function module:SVGEditor.setPanning
* @param {boolean} active
* @returns {void}
*/
editor.setPanning = function (active) {
svgCanvas.spaceKey = keypan = active;
};
}());
(function () {
const button = $('#main_icon');
const overlay = $('#main_icon span');
const list = $('#main_menu');
let onButton = false;
let height = 0;
let jsHover = true;
let setClick = false;
/*
// Currently unused
const hideMenu = () => {
list.fadeOut(200);
};
*/
$(window).mouseup(function (evt) {
if (!onButton) {
button.removeClass('buttondown');
// do not hide if it was the file input as that input needs to be visible
// for its change event to fire
if (evt.target.tagName !== 'INPUT') {
list.fadeOut(200);
} else if (!setClick) {
setClick = true;
$(evt.target).click(() => {
list.css('margin-left', '-9999px').show();
});
}
}
onButton = false;
}).mousedown(function (evt) {
// $('.contextMenu').hide();
const islib = $(evt.target).closest('.contextMenu').length;
if (!islib) {
$('.contextMenu').fadeOut(250);
}
});
overlay.bind('mousedown', () => {
if (!button.hasClass('buttondown')) {
// Margin must be reset in case it was changed before;
list.css('margin-left', 0).show();
if (!height) {
height = list.height();
}
// Using custom animation as slideDown has annoying 'bounce effect'
list.css('height', 0).animate({
height
}, 200);
onButton = true;
} else {
list.fadeOut(200);
}
button.toggleClass('buttondown buttonup');
}).hover(() => {
onButton = true;
}).mouseout(() => {
onButton = false;
});
const listItems = $('#main_menu li');
// Check if JS method of hovering needs to be used (Webkit bug)
listItems.mouseover(function () {
jsHover = ($(this).css('background-color') === 'rgba(0, 0, 0, 0)');
listItems.unbind('mouseover');
if (jsHover) {
listItems.mouseover(() => {
this.style.backgroundColor = '#FFC';
}).mouseout((evt) => {
evt.currentTarget.style.backgroundColor = 'transparent';
return true;
});
}
});
}());
// Made public for UI customization.
// TODO: Group UI functions into a public editor.ui interface.
/**
* See {@link http://api.jquery.com/bind/#bind-eventType-eventData-handler}.
* @callback module:SVGEditor.DropDownCallback
* @param {external:jQuery.Event} ev See {@link http://api.jquery.com/Types/#Event}
* @listens external:jQuery.Event
* @returns {void|boolean} Calls `preventDefault()` and `stopPropagation()`
*/
/**
* @function module:SVGEditor.addDropDown
* @param {Element|string} elem DOM Element or selector
* @param {module:SVGEditor.DropDownCallback} callback Mouseup callback
* @param {boolean} dropUp
* @returns {void}
*/
editor.addDropDown = function (elem, callback, dropUp) {
if (!$(elem).length) { return; } // Quit if called on non-existent element
const button = $(elem).find('button');
const list = $(elem).find('ul').attr('id', $(elem)[0].id + '-list');
if (dropUp) {
$(elem).addClass('dropup');
} else {
// Move list to place where it can overflow container
$('#option_lists').append(list);
}
list.find('li').bind('mouseup', callback);
let onButton = false;
$(window).mouseup(function (evt) {
if (!onButton) {
button.removeClass('down');
list.hide();
}
onButton = false;
});
button.bind('mousedown', () => {
if (!button.hasClass('down')) {
if (!dropUp) {
const pos = $(elem).position();
list.css({
top: pos.top + 24,
left: pos.left - 10
});
}
list.show();
onButton = true;
} else {
list.hide();
}
button.toggleClass('down');
}).hover(() => {
onButton = true;
}).mouseout(() => {
onButton = false;
});
};
editor.addDropDown('#font_family_dropdown', () => {
$('#font_family').val($(this).text()).change();
});
editor.addDropDown('#opacity_dropdown', () => {
if ($(this).find('div').length) { return; }
const perc = Number.parseInt($(this).text().split('%')[0]);
changeOpacity(false, perc);
}, true);
// For slider usage, see: http://jqueryui.com/demos/slider/
$('#opac_slider').slider({
start () {
$('#opacity_dropdown li:not(.special)').hide();
},
stop () {
$('#opacity_dropdown li').show();
$(window).mouseup();
},
slide (evt, ui) {
changeOpacity(ui);
}
});
/*
addAltDropDown('#stroke_linecap', '#linecap_opts', () => {
setStrokeOpt(this, true);
}, {dropUp: true});
addAltDropDown('#stroke_linejoin', '#linejoin_opts', () => {
setStrokeOpt(this, true);
}, {dropUp: true});
addAltDropDown('#tool_position', '#position_opts', () => {
const letter = this.id.replace('tool_pos', '').charAt(0);
svgCanvas.alignSelectedElements(letter, 'page');
}, {multiclick: true});
*/
// Unfocus text input when workarea is mousedowned.
(function () {
let inp;
/**
*
* @returns {void}
*/
const unfocus = () => {
$(inp).blur();
};
$('#svg_editor').find('button, select, input:not(#text)').focus(() => {
inp = this;
uiContext = 'toolbars';
workarea.mousedown(unfocus);
}).blur(() => {
uiContext = 'canvas';
workarea.unbind('mousedown', unfocus);
// Go back to selecting text if in textedit mode
if (svgCanvas.getMode() === 'textedit') {
$('#text').focus();
}
});
}());
/**
*
* @returns {void}
*/
const clickFHPath = () => {
if (updateLeftPanel('tool_fhpath')) {
svgCanvas.setMode('fhpath');
}
};
/**
*
* @returns {void}
*/
const clickLine = () => {
if (updateLeftPanel('tool_line')) {
svgCanvas.setMode('line');
}
};
/**
*
* @returns {void}
*/
const clickSquare = () => {
if (updateLeftPanel('tool_square')) {
svgCanvas.setMode('square');
}
};
/**
*
* @returns {void}
*/
const clickRect = () => {
if (updateLeftPanel('tool_rect')) {
svgCanvas.setMode('rect');
}
};
/**
*
* @returns {void}
*/
const clickFHRect = () => {
if (updateLeftPanel('tool_fhrect')) {
svgCanvas.setMode('fhrect');
}
};
/**
*
* @returns {void}
*/
const clickCircle = () => {
if (updateLeftPanel('tool_circle')) {
svgCanvas.setMode('circle');
}
};
/**
*
* @returns {void}
*/
const clickEllipse = () => {
if (updateLeftPanel('tool_ellipse')) {
svgCanvas.setMode('ellipse');
}
};
/**
*
* @returns {void}
*/
const clickFHEllipse = () => {
if (updateLeftPanel('tool_fhellipse')) {
svgCanvas.setMode('fhellipse');
}
};
/**
*
* @returns {void}
*/
const clickImage = () => {
if (updateLeftPanel('tool_image')) {
svgCanvas.setMode('image');
}
};
/**
*
* @returns {void}
*/
const clickZoom = () => {
if (updateLeftPanel('tool_zoom')) {
svgCanvas.setMode('zoom');
workarea.css('cursor', zoomInIcon);
}
};
/**
* @param {Float} multiplier
* @returns {void}
*/
const zoomImage = function (multiplier) {
const resolution = svgCanvas.getResolution();
multiplier = multiplier ? resolution.zoom * multiplier : 1;
// setResolution(res.w * multiplier, res.h * multiplier, true);
$id('zoom').value = (multiplier * 100).toFixed(1);
svgCanvas.setZoom(multiplier);
zoomDone();
updateCanvas(true);
};
/**
*
* @returns {void}
*/
const dblclickZoom = () => {
if (updateLeftPanel('tool_zoom')) {
zoomImage();
clickSelect();
}
};
/**
*
* @returns {void}
*/
const clickText = () => {
if (updateLeftPanel('tool_text')) {
svgCanvas.setMode('text');
}
};
/**
*
* @returns {void}
*/
const clickPath = () => {
if (updateLeftPanel('tool_path')) {
svgCanvas.setMode('path');
}
};
/**
* Delete is a contextual tool that only appears in the ribbon if
* an element has been selected.
* @returns {void}
*/
const deleteSelected = () => {
if (!Utils.isNullish(selectedElement) || multiselected) {
svgCanvas.deleteSelectedElements();
}
};
/**
*
* @returns {void}
*/
const cutSelected = () => {
if (!Utils.isNullish(selectedElement) || multiselected) {
svgCanvas.cutSelectedElements();
}
};
/**
*
* @returns {void}
*/
const copySelected = () => {
if (!Utils.isNullish(selectedElement) || multiselected) {
svgCanvas.copySelectedElements();
}
};
/**
*
* @returns {void}
*/
const pasteInCenter = () => {
const zoom = svgCanvas.getZoom();
const x = (workarea[0].scrollLeft + workarea.width() / 2) / zoom - svgCanvas.contentW;
const y = (workarea[0].scrollTop + workarea.height() / 2) / zoom - svgCanvas.contentH;
svgCanvas.pasteElements('point', x, y);
};
/**
*
* @returns {void}
*/
const moveToTopSelected = () => {
if (!Utils.isNullish(selectedElement)) {
svgCanvas.moveToTopSelectedElement();
}
};
/**
*
* @returns {void}
*/
const moveToBottomSelected = () => {
if (!Utils.isNullish(selectedElement)) {
svgCanvas.moveToBottomSelectedElement();
}
};
/**
* @param {"Up"|"Down"} dir
* @returns {void}
*/
const moveUpDownSelected = function (dir) {
if (!Utils.isNullish(selectedElement)) {
svgCanvas.moveUpDownSelected(dir);
}
};
/**
*
* @returns {void}
*/
const convertToPath = () => {
if (!Utils.isNullish(selectedElement)) {
svgCanvas.convertToPath();
}
};
/**
*
* @returns {void}
*/
const reorientPath = () => {
if (!Utils.isNullish(selectedElement)) {
path.reorient();
}
};
/**
*
* @returns {Promise<void>} Resolves to `undefined`
*/
const makeHyperlink = async () => {
if (!Utils.isNullish(selectedElement) || multiselected) {
const url = await $.prompt(uiStrings.notification.enterNewLinkURL, 'http://');
if (url) {
svgCanvas.makeHyperlink(url);
}
}
};
/**
* @param {Float} dx
* @param {Float} dy
* @returns {void}
*/
const moveSelected = function (dx, dy) {
if (!Utils.isNullish(selectedElement) || multiselected) {
if (configObj.curConfig.gridSnapping) {
// Use grid snap value regardless of zoom level
const multi = svgCanvas.getZoom() * configObj.curConfig.snappingStep;
dx *= multi;
dy *= multi;
}
svgCanvas.moveSelectedElements(dx, dy);
}
};
/**
*
* @returns {void}
*/
const linkControlPoints = () => {
const linked = $id('tool_node_link').pressed;
$id('tool_node_link').pressed = !linked;
path.linkControlPoints(linked);
};
/**
*
* @returns {void}
*/
const clonePathNode = () => {
if (path.getNodePoint()) {
path.clonePathNode();
}
};
/**
*
* @returns {void}
*/
const deletePathNode = () => {
if (path.getNodePoint()) {
path.deletePathNode();
}
};
/**
*
* @returns {void}
*/
const addSubPath = () => {
const button = $('#tool_add_subpath');
const sp = !button.hasClass('pressed');
button.pressed = sp;
// button.toggleClass('push_button_pressed tool_button');
path.addSubPath(sp);
};
/**
*
* @returns {void}
*/
const opencloseSubPath = () => {
path.opencloseSubPath();
};
/**
*
* @returns {void}
*/
const selectNext = () => {
svgCanvas.cycleElement(1);
};
/**
*
* @returns {void}
*/
const selectPrev = () => {
svgCanvas.cycleElement(0);
};
/**
* @param {0|1} cw
* @param {Integer} step
* @returns {void}
*/
const rotateSelected = function (cw, step) {
if (Utils.isNullish(selectedElement) || multiselected) { return; }
if (!cw) { step *= -1; }
const angle = Number.parseFloat($('#angle').val()) + step;
svgCanvas.setRotationAngle(angle);
updateContextPanel();
};
/**
* @fires module:svgcanvas.SvgCanvas#event:ext_onNewDocument
* @returns {Promise<void>} Resolves to `undefined`
*/
const clickClear = async () => {
const [x, y] = configObj.curConfig.dimensions;
const ok = await $.confirm(uiStrings.notification.QwantToClear);
if (!ok) {
return;
}
clickSelect();
svgCanvas.clear();
svgCanvas.setResolution(x, y);
updateCanvas(true);
zoomImage();
layersPanel.populateLayers();
updateContextPanel();
prepPaints();
svgCanvas.runExtensions('onNewDocument');
};
/**
*
* @returns {false}
*/
const clickBold = () => {
svgCanvas.setBold(!svgCanvas.getBold());
updateContextPanel();
return false;
};
/**
*
* @returns {false}
*/
const clickItalic = () => {
svgCanvas.setItalic(!svgCanvas.getItalic());
updateContextPanel();
return false;
};
/**
*
* @returns {void}
*/
const clickSave = () => {
// In the future, more options can be provided here
const saveOpts = {
images: editor.pref('img_save'),
round_digits: 6
};
svgCanvas.save(saveOpts);
};
let loadingURL;
/**
*
* @returns {Promise<void>} Resolves to `undefined`
*/
const clickExport = async () => {
const imgType = await $.select('Select an image type for export: ', [
// See http://kangax.github.io/jstests/toDataUrl_mime_type_test/ for a useful list of MIME types and browser support
// 'ICO', // Todo: Find a way to preserve transparency in SVG-Edit if not working presently and do full packaging for x-icon; then switch back to position after 'PNG'
'PNG',
'JPEG', 'BMP', 'WEBP', 'PDF'
], () => {
const sel = $(this);
if (sel.val() === 'JPEG' || sel.val() === 'WEBP') {
if (!$('#image-slider').length) {
$(`<div><label>${uiStrings.ui.quality}
<input id="image-slider"
type="range" min="1" max="100" value="92" />
</label></div>`).appendTo(sel.parent());
}
} else {
$('#image-slider').parent().remove();
}
}); // todo: replace hard-coded msg with uiStrings.notification.
if (!imgType) {
return;
}
// Open placeholder window (prevents popup)
let exportWindowName;
/**
*
* @returns {void}
*/
function openExportWindow () {
const {loadingImage} = uiStrings.notification;
if (configObj.curConfig.exportWindowType === 'new') {
editor.exportWindowCt++;
}
exportWindowName = configObj.curConfig.canvasName + editor.exportWindowCt;
let popHTML, popURL;
if (loadingURL) {
popURL = loadingURL;
} else {
popHTML = `<!DOCTYPE html><html>
<head>
<meta charset="utf-8">
<title>${loadingImage}</title>
</head>
<body><h1>${loadingImage}</h1></body>
<html>`;
if (typeof URL !== 'undefined' && URL.createObjectURL) {
const blob = new Blob([popHTML], {type: 'text/html'});
popURL = URL.createObjectURL(blob);
} else {
popURL = 'data:text/html;base64;charset=utf-8,' + Utils.encode64(popHTML);
}
loadingURL = popURL;
}
exportWindow = window.open(popURL, exportWindowName);
}
const chrome = isChrome();
if (imgType === 'PDF') {
if (!customExportPDF && !chrome) {
openExportWindow();
}
svgCanvas.exportPDF(exportWindowName);
} else {
if (!customExportImage) {
openExportWindow();
}
const quality = Number.parseInt($('#image-slider').val()) / 100;
/* const results = */ await svgCanvas.rasterExport(imgType, quality, exportWindowName);
}
};
/**
* By default, svgCanvas.open() is a no-op. It is up to an extension
* mechanism (opera widget, etc.) to call `setCustomHandlers()` which
* will make it do something.
* @returns {void}
*/
const clickOpen = () => {
svgCanvas.open();
};
/**
*
* @returns {void}
*/
const clickImport = () => {
/* empty fn */
};
/**
*
* @returns {void}
*/
const clickUndo = () => {
if (undoMgr.getUndoStackSize() > 0) {
undoMgr.undo();
layersPanel.populateLayers();
}
};
/**
*
* @returns {void}
*/
const clickRedo = () => {
if (undoMgr.getRedoStackSize() > 0) {
undoMgr.redo();
layersPanel.populateLayers();
}
};
/**
*
* @returns {void}
*/
const clickGroup = () => {
// group
if (multiselected) {
svgCanvas.groupSelectedElements();
// ungroup
} else if (selectedElement) {
svgCanvas.ungroupSelectedElement();
}
};
/**
*
* @returns {void}
*/
const clickClone = () => {
svgCanvas.cloneSelectedElements(20, 20);
};
/**
* @param {string} pos indicate the alignment relative to top, bottom, middle etc..
* @returns {void}
*/
const clickAlign = (pos) => {
svgCanvas.alignSelectedElements(pos, $('#align_relative_to').val());
};
/**
*
* @returns {void}
*/
const clickWireframe = () => {
$id('tool_wireframe').pressed = !$id('tool_wireframe').pressed;
workarea.toggleClass('wireframe');
if (supportsNonSS) { return; }
const wfRules = $('#wireframe_rules');
if (!wfRules.length) {
/* wfRules = */ $('<style id="wireframe_rules"></style>').appendTo('head');
} else {
wfRules.empty();
}
updateWireFrame();
};
const handlePalette = (e) => {
e.preventDefault();
// shift key or right click for stroke
const {picker, color} = e.detail;
// Webkit-based browsers returned 'initial' here for no stroke
const paint = color === 'none' ? new $.jGraduate.Paint() : new $.jGraduate.Paint({alpha: 100, solidColor: color.substr(1)});
paintBox[picker].setPaint(paint);
svgCanvas.setColor(picker, color);
if (color !== 'none' && svgCanvas.getPaintOpacity(picker) !== 1) {
svgCanvas.setPaintOpacity(picker, 1.0);
}
updateToolButtonState();
};
let docprops = false;
let preferences = false;
/**
*
* @returns {void}
*/
const showDocProperties = () => {
if (docprops) { return; }
docprops = true;
const $imgDialog = document.getElementById('se-img-prop');
// update resolution option with actual resolution
const resolution = svgCanvas.getResolution();
if (configObj.curConfig.baseUnit !== 'px') {
resolution.w = convertUnit(resolution.w) + configObj.curConfig.baseUnit;
resolution.h = convertUnit(resolution.h) + configObj.curConfig.baseUnit;
}
$imgDialog.setAttribute('save', editor.pref('img_save'));
$imgDialog.setAttribute('width', resolution.w);
$imgDialog.setAttribute('height', resolution.h);
$imgDialog.setAttribute('title', svgCanvas.getDocumentTitle());
$imgDialog.setAttribute('dialog', 'open');
};
/**
*
* @returns {void}
*/
const showPreferences = () => {
if (preferences) { return; }
preferences = true;
const $editDialog = document.getElementById('se-edit-prefs');
$('#main_menu').hide();
// Update background color with current one
const canvasBg = configObj.curPrefs.bkgd_color;
const url = editor.pref('bkgd_url');
if (url) {
$editDialog.setAttribute('bgurl', url);
}
$editDialog.setAttribute('gridsnappingon', configObj.curConfig.gridSnapping);
$editDialog.setAttribute('gridsnappingstep', configObj.curConfig.snappingStep);
$editDialog.setAttribute('gridcolor', configObj.curConfig.gridColor);
$editDialog.setAttribute('canvasbg', canvasBg);
$editDialog.setAttribute('dialog', 'open');
};
/**
*
* @returns {void}
*/
const openHomePage = () => {
window.open(homePage, '_blank');
};
/**
*
* @returns {void}
*/
const hideSourceEditor = () => {
const $editorDialog = document.getElementById('se-svg-editor-dialog');
$editorDialog.setAttribute('dialog', 'closed');
editingsource = false;
};
/**
* @param {Event} e
* @returns {Promise<void>} Resolves to `undefined`
*/
const saveSourceEditor = async (e) => {
if (!editingsource) { return; }
const saveChanges = () => {
svgCanvas.clearSelection();
hideSourceEditor();
zoomImage();
layersPanel.populateLayers();
updateTitle();
prepPaints();
};
if (!e.detail.value) {
const ok = await $.confirm(uiStrings.notification.QerrorsRevertToSource);
if (!ok) {
return;
}
saveChanges();
return;
}
saveChanges();
clickSelect();
};
/**
*
* @returns {void}
*/
const hideDocProperties = () => {
const $imgDialog = document.getElementById('se-img-prop');
$imgDialog.setAttribute('dialog', 'close');
$imgDialog.setAttribute('save', editor.pref('img_save'));
docprops = false;
};
/**
*
* @returns {void}
*/
const hidePreferences = () => {
const $editDialog = document.getElementById('se-edit-prefs');
$editDialog.setAttribute('dialog', 'close');
preferences = false;
};
/**
* @param {Event} e
* @returns {boolean} Whether there were problems saving the document properties
*/
const saveDocProperties = function (e) {
// set title
const {title, w, h, save} = e.detail;
// set document title
svgCanvas.setDocumentTitle(title);
if (w !== 'fit' && !isValidUnit('width', w)) {
/* await */ $.alert(uiStrings.notification.invalidAttrValGiven);
return false;
}
if (h !== 'fit' && !isValidUnit('height', h)) {
/* await */ $.alert(uiStrings.notification.invalidAttrValGiven);
return false;
}
if (!svgCanvas.setResolution(w, h)) {
/* await */ $.alert(uiStrings.notification.noContentToFitTo);
return false;
}
// Set image save option
editor.pref('img_save', save);
updateCanvas();
hideDocProperties();
return true;
};
/**
* Save user preferences based on current values in the UI.
* @param {Event} e
* @function module:SVGEditor.savePreferences
* @returns {Promise<void>}
*/
const savePreferences = editor.savePreferences = async function (e) {
const {lang, bgcolor, bgurl, gridsnappingon, gridsnappingstep, gridcolor, showrulers, baseunit} = e.detail;
// Set background
setBackground(bgcolor, bgurl);
// set language
if (lang && lang !== editor.pref('lang')) {
const {langParam, langData} = await editor.putLocale(lang, goodLangs);
await setLang(langParam, langData);
}
// set grid setting
configObj.curConfig.gridSnapping = gridsnappingon;
configObj.curConfig.snappingStep = gridsnappingstep;
configObj.curConfig.gridColor = gridcolor;
configObj.curConfig.showRulers = showrulers;
$('#rulers').toggle(configObj.curConfig.showRulers);
if (configObj.curConfig.showRulers) { updateRulers(); }
configObj.curConfig.baseUnit = baseunit;
svgCanvas.setConfig(configObj.curConfig);
updateCanvas();
hidePreferences();
};
/**
* @param {Event} e
* @returns {Promise<void>} Resolves to `undefined`
*/
const cancelOverlays = async (e) => {
$('#dialog_box').hide();
if (!editingsource && !docprops && !preferences) {
if (curContext) {
svgCanvas.leaveContext();
}
return;
}
if (editingsource) {
if (origSource !== e.detail.value) {
const ok = await $.confirm(uiStrings.notification.QignoreSourceChanges);
if (ok) {
hideSourceEditor();
}
} else {
hideSourceEditor();
}
}
};
const winWh = {width: $(window).width(), height: $(window).height()};
$(window).resize(function (evt) {
$.each(winWh, function (type, val) {
const curval = $(window)[type]();
workarea[0]['scroll' + (type === 'width' ? 'Left' : 'Top')] -= (curval - val) / 2;
winWh[type] = curval;
});
});
workarea.scroll(() => {
// TODO: jQuery's scrollLeft/Top() wouldn't require a null check
if ($('#ruler_x').length) {
$('#ruler_x')[0].scrollLeft = workarea[0].scrollLeft;
}
if ($('#ruler_y').length) {
$('#ruler_y')[0].scrollTop = workarea[0].scrollTop;
}
});
$('#url_notice').click(() => {
/* await */ $.alert(this.title);
});
$('#change_image_url').click(promptImgURL);
/**
* @param {external:jQuery} elem
* @todo Go back to the color boxes having white background-color and then setting
* background-image to none.png (otherwise partially transparent gradients look weird)
* @returns {void}
*/
const colorPicker = function (elem) {
const picker = elem.attr('id') === 'stroke_color' ? 'stroke' : 'fill';
// const opacity = (picker == 'stroke' ? $('#stroke_opacity') : $('#fill_opacity'));
const title = picker === 'stroke'
? uiStrings.ui.pick_stroke_paint_opacity
: uiStrings.ui.pick_fill_paint_opacity;
// let wasNone = false; // Currently unused
const pos = elem.offset();
let {paint} = paintBox[picker];
$('#color_picker')
.draggable({
cancel: '.jGraduate_tabs, .jGraduate_colPick, .jGraduate_gradPick, .jPicker',
containment: 'window'
})
.css(configObj.curConfig.colorPickerCSS || {left: pos.left - 140, bottom: 40})
.jGraduate(
{
images: {clientPath: './jgraduate/images/'},
paint,
window: {pickerTitle: title},
// images: {clientPath: configObj.curConfig.imgPath},
newstop: 'inverse'
},
function (p) {
paint = new $.jGraduate.Paint(p);
paintBox[picker].setPaint(paint);
svgCanvas.setPaint(picker, paint);
$('#color_picker').hide();
},
() => {
$('#color_picker').hide();
}
);
};
/**
* Paint box class.
*/
class PaintBox {
/**
* @param {string|Element|external:jQuery} container
* @param {"fill"} type
*/
constructor (container, type) {
const cur = configObj.curConfig[type === 'fill' ? 'initFill' : 'initStroke'];
// set up gradients to be used for the buttons
const svgdocbox = new DOMParser().parseFromString(
`<svg xmlns="http://www.w3.org/2000/svg" width="16.5" height="16.5">
<rect
fill="#${cur.color}" opacity="${cur.opacity}"/>
<defs><linearGradient id="gradbox_${PaintBox.ctr++}"/></defs>
</svg>`,
'text/xml'
);
let docElem = svgdocbox.documentElement;
docElem = $(container)[0].appendChild(document.importNode(docElem, true));
docElem.setAttribute('width', 16.5);
this.rect = docElem.firstElementChild;
this.defs = docElem.getElementsByTagName('defs')[0];
this.grad = this.defs.firstElementChild;
this.paint = new $.jGraduate.Paint({solidColor: cur.color});
this.type = type;
}
/**
* @param {module:jGraduate~Paint} paint
* @param {boolean} apply
* @returns {void}
*/
setPaint (paint, apply) {
this.paint = paint;
const ptype = paint.type;
const opac = paint.alpha / 100;
let fillAttr = 'none';
switch (ptype) {
case 'solidColor':
fillAttr = (paint[ptype] !== 'none') ? '#' + paint[ptype] : paint[ptype];
break;
case 'linearGradient':
case 'radialGradient': {
this.grad.remove();
this.grad = this.defs.appendChild(paint[ptype]);
const id = this.grad.id = 'gradbox_' + this.type;
fillAttr = 'url(#' + id + ')';
break;
}
}
this.rect.setAttribute('fill', fillAttr);
this.rect.setAttribute('opacity', opac);
if (apply) {
svgCanvas.setColor(this.type, this._paintColor, true);
svgCanvas.setPaintOpacity(this.type, this._paintOpacity, true);
}
}
/**
* @param {boolean} apply
* @returns {void}
*/
update (apply) {
if (!selectedElement) { return; }
const {type} = this;
switch (selectedElement.tagName) {
case 'use':
case 'image':
case 'foreignObject':
// These elements don't have fill or stroke, so don't change
// the current value
return;
case 'g':
case 'a': {
const childs = selectedElement.getElementsByTagName('*');
let gPaint = null;
for (let i = 0, len = childs.length; i < len; i++) {
const elem = childs[i];
const p = elem.getAttribute(type);
if (i === 0) {
gPaint = p;
} else if (gPaint !== p) {
gPaint = null;
break;
}
}
if (gPaint === null) {
// No common color, don't update anything
this._paintColor = null;
return;
}
this._paintColor = gPaint;
this._paintOpacity = 1;
break;
} default: {
this._paintOpacity = Number.parseFloat(selectedElement.getAttribute(type + '-opacity'));
if (Number.isNaN(this._paintOpacity)) {
this._paintOpacity = 1.0;
}
const defColor = type === 'fill' ? 'black' : 'none';
this._paintColor = selectedElement.getAttribute(type) || defColor;
}
}
if (apply) {
svgCanvas.setColor(type, this._paintColor, true);
svgCanvas.setPaintOpacity(type, this._paintOpacity, true);
}
this._paintOpacity *= 100;
const paint = getPaint(this._paintColor, this._paintOpacity, type);
// update the rect inside #fill_color/#stroke_color
this.setPaint(paint);
}
/**
* @returns {void}
*/
prep () {
const ptype = this.paint.type;
switch (ptype) {
case 'linearGradient':
case 'radialGradient': {
const paint = new $.jGraduate.Paint({copy: this.paint});
svgCanvas.setPaint(this.type, paint);
break;
}
}
}
}
PaintBox.ctr = 0;
paintBox.fill = new PaintBox('#fill_color', 'fill');
paintBox.stroke = new PaintBox('#stroke_color', 'stroke');
$('#stroke_width').val(configObj.curConfig.initStroke.width);
$('#group_opacity').val(configObj.curConfig.initOpacity * 100);
// Use this SVG elem to test vectorEffect support
const testEl = paintBox.fill.rect.cloneNode(false);
testEl.setAttribute('style', 'vector-effect:non-scaling-stroke');
const supportsNonSS = (testEl.style.vectorEffect === 'non-scaling-stroke');
testEl.removeAttribute('style');
const svgdocbox = paintBox.fill.rect.ownerDocument;
// Use this to test support for blur element. Seems to work to test support in Webkit
const blurTest = svgdocbox.createElementNS(NS.SVG, 'feGaussianBlur');
if (blurTest.stdDeviationX === undefined) {
$('#blur').hide();
}
$(blurTest).remove();
// Test for zoom icon support
(function () {
const pre = '-' + uaPrefix.toLowerCase() + '-zoom-';
const zoom = pre + 'in';
workarea.css('cursor', zoom);
if (workarea.css('cursor') === zoom) {
zoomInIcon = zoom;
zoomOutIcon = pre + 'out';
}
workarea.css('cursor', 'auto');
}());
// Test for embedImage support (use timeout to not interfere with page load)
setTimeout(() => {
svgCanvas.embedImage('images/logo.svg', function (datauri) {
if (!datauri) {
// Disable option
const $imgDialog = document.getElementById('se-img-prop');
editor.pref('img_save', 'ref');
$imgDialog.setAttribute('save', 'ref');
$imgDialog.setAttribute('embed', 'one|' + uiStrings.notification.featNotSupported);
}
});
}, 1000);
$('#fill_color, #tool_fill').click(() => {
colorPicker($('#fill_color'));
updateToolButtonState();
});
$('#stroke_color, #tool_stroke').click(() => {
colorPicker($('#stroke_color'));
updateToolButtonState();
});
$('#group_opacityLabel').click(() => {
$('#opacity_dropdown button').mousedown();
$(window).mouseup();
});
$('.push_button').mousedown(() => {
if (!$(this).hasClass('disabled')) {
$(this).addClass('push_button_pressed').removeClass('push_button');
}
}).mouseout(() => {
$(this).removeClass('push_button_pressed').addClass('push_button');
}).mouseup(() => {
$(this).removeClass('push_button_pressed').addClass('push_button');
});
const SIDEPANEL_MAXWIDTH = 300;
const SIDEPANEL_OPENWIDTH = 150;
let sidedrag = -1, sidedragging = false, allowmove = false;
/**
* @param {Float} delta
* @fires module:svgcanvas.SvgCanvas#event:ext_workareaResized
* @returns {void}
*/
const changeSidePanelWidth = function (delta) {
const rulerX = $('#ruler_x');
$('#sidepanels').width('+=' + delta);
$('#layerpanel').width('+=' + delta);
rulerX.css('right', Number.parseInt(rulerX.css('right')) + delta);
workarea.css('right', Number.parseInt(workarea.css('right')) + delta);
svgCanvas.runExtensions('workareaResized');
};
/**
* @param {Event} evt
* @returns {void}
*/
const resizeSidePanel = function (evt) {
if (!allowmove) { return; }
if (sidedrag === -1) { return; }
sidedragging = true;
let deltaX = sidedrag - evt.pageX;
const sideWidth = $('#sidepanels').width();
if (sideWidth + deltaX > SIDEPANEL_MAXWIDTH) {
deltaX = SIDEPANEL_MAXWIDTH - sideWidth;
// sideWidth = SIDEPANEL_MAXWIDTH;
} else if (sideWidth + deltaX < 2) {
deltaX = 2 - sideWidth;
// sideWidth = 2;
}
if (deltaX === 0) { return; }
sidedrag -= deltaX;
changeSidePanelWidth(deltaX);
};
/**
* If width is non-zero, then fully close it; otherwise fully open it.
* @param {boolean} close Forces the side panel closed
* @returns {void}
*/
const toggleSidePanel = function (close) {
const dpr = window.devicePixelRatio || 1;
const w = $('#sidepanels').width();
const isOpened = (dpr < 1 ? w : w / dpr) > 2;
const zoomAdjustedSidepanelWidth = (dpr < 1 ? 1 : dpr) * SIDEPANEL_OPENWIDTH;
const deltaX = (isOpened || close ? 0 : zoomAdjustedSidepanelWidth) - w;
changeSidePanelWidth(deltaX);
};
$('#sidepanel_handle')
.mousedown(function (evt) {
sidedrag = evt.pageX;
$(window).mousemove(resizeSidePanel);
allowmove = false;
// Silly hack for Chrome, which always runs mousemove right after mousedown
setTimeout(() => {
allowmove = true;
}, 20);
})
.mouseup(function (evt) {
if (!sidedragging) { toggleSidePanel(); }
sidedrag = -1;
sidedragging = false;
});
$(window).mouseup(() => {
sidedrag = -1;
sidedragging = false;
$('#svg_editor').unbind('mousemove', resizeSidePanel);
});
layersPanel.populateLayers();
const centerCanvas = () => {
// this centers the canvas vertically in the workarea (horizontal handled in CSS)
workarea.css('line-height', workarea.height() + 'px');
};
$(window).bind('load resize', centerCanvas);
// function setResolution (w, h, center) {
// updateCanvas();
// // w -= 0; h -= 0;
// // $('#svgcanvas').css({width: w, height: h});
// // $('#canvas_width').val(w);
// // $('#canvas_height').val(h);
// //
// // if (center) {
// // const wArea = workarea;
// // const scrollY = h/2 - wArea.height()/2;
// // const scrollX = w/2 - wArea.width()/2;
// // wArea[0].scrollTop = scrollY;
// // wArea[0].scrollLeft = scrollX;
// // }
// }
// Prevent browser from erroneously repopulating fields
$('input,select').attr('autocomplete', 'off');
/* eslint-disable jsdoc/require-property */
/**
* Associate all button actions as well as non-button keyboard shortcuts.
* @namespace {PlainObject} module:SVGEditor~Actions
*/
const Actions = (function () {
/* eslint-enable jsdoc/require-property */
/**
* @typedef {PlainObject} module:SVGEditor.ToolButton
* @property {string} sel The CSS selector for the tool
* @property {external:jQuery.Function} fn A handler to be attached to the `evt`
* @property {string} evt The event for which the `fn` listener will be added
* @property {module:SVGEditor.Key} [key] [key, preventDefault, NoDisableInInput]
* @property {string} [parent] Selector
* @property {boolean} [hidekey] Whether to show key value in title
* @property {string} [icon] The button ID
*/
/**
*
* @name module:SVGEditor~ToolButtons
* @type {module:SVGEditor.ToolButton[]}
*/
// register action to top panel buttons
$id('tool_source').addEventListener('click', showSourceEditor);
$id('tool_wireframe').addEventListener('click', clickWireframe);
$id('tool_undo').addEventListener('click', clickUndo);
$id('tool_redo').addEventListener('click', clickRedo);
$id('tool_clone').addEventListener('click', clickClone);
$id('tool_clone_multi').addEventListener('click', clickClone);
$id('tool_delete').addEventListener('click', deleteSelected);
$id('tool_delete_multi').addEventListener('click', deleteSelected);
$id('tool_move_top').addEventListener('click', moveToTopSelected);
$id('tool_move_bottom').addEventListener('click', moveToBottomSelected);
$id('tool_topath').addEventListener('click', convertToPath);
$id('tool_make_link').addEventListener('click', makeHyperlink);
$id('tool_make_link_multi').addEventListener('click', makeHyperlink);
$id('tool_reorient').addEventListener('click', reorientPath);
$id('tool_group_elements').addEventListener('click', clickGroup);
$id('tool_align_left').addEventListener('click', () => clickAlign('left'));
$id('tool_align_right').addEventListener('click', () => clickAlign('right'));
$id('tool_align_center').addEventListener('click', () => clickAlign('center'));
$id('tool_align_top').addEventListener('click', () => clickAlign('top'));
$id('tool_align_bottom').addEventListener('click', () => clickAlign('bottom'));
$id('tool_align_middle').addEventListener('click', () => clickAlign('middle'));
$id('tool_node_clone').addEventListener('click', clonePathNode);
$id('tool_node_delete').addEventListener('click', deletePathNode);
$id('tool_openclose_path').addEventListener('click', opencloseSubPath);
$id('tool_add_subpath').addEventListener('click', addSubPath);
$id('tool_node_link').addEventListener('click', linkControlPoints);
// register actions for left panel
$id('tool_select').addEventListener('click', clickSelect);
$id('tool_fhpath').addEventListener('click', clickFHPath);
$id('tool_text').addEventListener('click', clickText);
$id('tool_image').addEventListener('click', clickImage);
$id('tool_zoom').addEventListener('click', clickZoom);
$id('tool_zoom').addEventListener('dblclick', dblclickZoom);
$id('tool_path').addEventListener('click', clickPath);
$id('tool_line').addEventListener('click', clickLine);
// flyout
$id('tool_rect').addEventListener('click', clickRect);
$id('tool_square').addEventListener('click', clickSquare);
$id('tool_fhrect').addEventListener('click', clickFHRect);
$id('tool_ellipse').addEventListener('click', clickEllipse);
$id('tool_circle').addEventListener('click', clickCircle);
$id('tool_fhellipse').addEventListener('click', clickFHEllipse);
// register actions for bottom panel
$id('zoom').addEventListener('change', (e) => changeZoom(e.detail.value));
$id('elem_id').addEventListener('change', (e) => attrChanger(e));
$id('elem_class').addEventListener('change', (e) => attrChanger(e));
$id('circle_cx').addEventListener('change', (e) => attrChanger(e));
$id('circle_cy').addEventListener('change', (e) => attrChanger(e));
$id('circle_r').addEventListener('change', (e) => attrChanger(e));
$id('ellipse_cx').addEventListener('change', (e) => attrChanger(e));
$id('ellipse_cy').addEventListener('change', (e) => attrChanger(e));
$id('ellipse_rx').addEventListener('change', (e) => attrChanger(e));
$id('ellipse_ry').addEventListener('change', (e) => attrChanger(e));
$id('selected_x').addEventListener('change', (e) => attrChanger(e));
$id('selected_y').addEventListener('change', (e) => attrChanger(e));
$id('rect_width').addEventListener('change', (e) => attrChanger(e));
$id('rect_height').addEventListener('change', (e) => attrChanger(e));
$id('line_x1').addEventListener('change', (e) => attrChanger(e));
$id('line_y1').addEventListener('change', (e) => attrChanger(e));
$id('line_x2').addEventListener('change', (e) => attrChanger(e));
$id('line_y2').addEventListener('change', (e) => attrChanger(e));
$id('image_width').addEventListener('change', (e) => attrChanger(e));
$id('image_height').addEventListener('change', (e) => attrChanger(e));
$id('path_node_x').addEventListener('change', (e) => attrChanger(e));
$id('path_node_y').addEventListener('change', (e) => attrChanger(e));
$id('angle').addEventListener('change', (e) => changeRotationAngle(e));
$id('blur').addEventListener('change', (e) => changeBlur(e));
$id('stroke_width').addEventListener('change', (e) => changeStrokeWidth(e));
$id('rect_rx').addEventListener('change', (e) => changeRectRadius(e));
$id('font_size').addEventListener('change', (e) => changeFontSize(e));
// register actions in top toolbar
$id('tool_ungroup').addEventListener('click', clickGroup);
$id('tool_unlink_use').addEventListener('click', clickGroup);
$id('sidepanel_handle').addEventListener('click', toggleSidePanel);
$id('tool_bold').addEventListener('click', clickBold);
$id('tool_italic').addEventListener('click', clickItalic);
$id('palette').addEventListener('change', handlePalette);
$id('tool_clear').addEventListener('click', clickClear);
$id('tool_open').addEventListener('click', function (e) {
clickOpen();
window.dispatchEvent(new CustomEvent('openImage'));
});
$id('tool_import').addEventListener('click', function (e) {
clickImport();
window.dispatchEvent(new CustomEvent('importImage'));
});
$id('tool_save').addEventListener('click', function (e) {
if (editingsource) {
saveSourceEditor();
} else {
clickSave();
}
});
$id('tool_export').addEventListener('click', clickExport);
$id('tool_docprops').addEventListener('click', showDocProperties);
$id('tool_editor_prefs').addEventListener('click', showPreferences);
$id('tool_editor_homepage').addEventListener('click', openHomePage);
$id('se-img-prop').addEventListener('change', function (e) {
if (e.detail.dialog === 'closed') {
hideDocProperties();
} else {
saveDocProperties(e);
}
});
$id('se-edit-prefs').addEventListener('change', function (e) {
if (e.detail.dialog === 'closed') {
hidePreferences();
} else {
savePreferences(e);
}
});
$id('se-svg-editor-dialog').addEventListener('change', function (e) {
if (e?.detail?.copy === 'click') {
cancelOverlays(e);
} else if (e?.detail?.dialog === 'closed') {
hideSourceEditor();
} else {
saveSourceEditor(e);
}
});
layersPanel.addEvents();
const toolButtons = [
// Shortcuts not associated with buttons
{key: 'ctrl+left', fn () { rotateSelected(0, 1); }},
{key: 'ctrl+right', fn () { rotateSelected(1, 1); }},
{key: 'ctrl+shift+left', fn () { rotateSelected(0, 5); }},
{key: 'ctrl+shift+right', fn () { rotateSelected(1, 5); }},
{key: 'shift+O', fn: selectPrev},
{key: 'shift+P', fn: selectNext},
{key: [modKey + 'up', true], fn () { zoomImage(2); }},
{key: [modKey + 'down', true], fn () { zoomImage(0.5); }},
{key: [modKey + ']', true], fn () { moveUpDownSelected('Up'); }},
{key: [modKey + '[', true], fn () { moveUpDownSelected('Down'); }},
{key: ['up', true], fn () { moveSelected(0, -1); }},
{key: ['down', true], fn () { moveSelected(0, 1); }},
{key: ['left', true], fn () { moveSelected(-1, 0); }},
{key: ['right', true], fn () { moveSelected(1, 0); }},
{key: 'shift+up', fn () { moveSelected(0, -10); }},
{key: 'shift+down', fn () { moveSelected(0, 10); }},
{key: 'shift+left', fn () { moveSelected(-10, 0); }},
{key: 'shift+right', fn () { moveSelected(10, 0); }},
{key: ['alt+up', true], fn () { svgCanvas.cloneSelectedElements(0, -1); }},
{key: ['alt+down', true], fn () { svgCanvas.cloneSelectedElements(0, 1); }},
{key: ['alt+left', true], fn () { svgCanvas.cloneSelectedElements(-1, 0); }},
{key: ['alt+right', true], fn () { svgCanvas.cloneSelectedElements(1, 0); }},
{key: ['alt+shift+up', true], fn () { svgCanvas.cloneSelectedElements(0, -10); }},
{key: ['alt+shift+down', true], fn () { svgCanvas.cloneSelectedElements(0, 10); }},
{key: ['alt+shift+left', true], fn () { svgCanvas.cloneSelectedElements(-10, 0); }},
{key: ['alt+shift+right', true], fn () { svgCanvas.cloneSelectedElements(10, 0); }},
{key: 'a', fn () { svgCanvas.selectAllInCurrentLayer(); }},
{key: modKey + 'a', fn () { svgCanvas.selectAllInCurrentLayer(); }},
// Standard shortcuts
{key: modKey + 'z', fn: clickUndo},
{key: modKey + 'shift+z', fn: clickRedo},
{key: modKey + 'y', fn: clickRedo},
{key: modKey + 'x', fn: cutSelected},
{key: modKey + 'c', fn: copySelected},
{key: modKey + 'v', fn: pasteInCenter}
];
// Tooltips not directly associated with a single function
const keyAssocs = {
'4/Shift+4': '#tools_rect',
'5/Shift+5': '#tools_ellipse'
};
return {
/** @lends module:SVGEditor~Actions */
/**
* @returns {void}
*/
setAll () {
const keyHandler = {}; // will contain the action for each pressed key
toolButtons.forEach((opts) => {
// Bind function to shortcut key
if (opts.key) {
// Set shortcut based on options
let keyval = opts.key;
let pd = false;
if (Array.isArray(opts.key)) {
keyval = opts.key[0];
if (opts.key.length > 1) { pd = opts.key[1]; }
}
keyval = String(keyval);
const {fn} = opts;
keyval.split('/').forEach((key) => { keyHandler[key] = {fn, pd}; });
}
return true;
});
// register the keydown event
document.addEventListener('keydown', (e) => {
// only track keyboard shortcuts for the body containing the SVG-Editor
if (e.target.nodeName !== 'BODY') return;
// normalize key
const key = `${(e.metaKey) ? 'meta+' : ''}${(e.ctrlKey) ? 'ctrl+' : ''}${e.key.toLowerCase()}`;
// return if no shortcut defined for this key
if (!keyHandler[key]) return;
// launch associated handler and preventDefault if necessary
keyHandler[key].fn();
if (keyHandler[key].pd) {
e.preventDefault();
}
});
// Misc additional actions
// Make 'return' keypress trigger the change event
$('.attr_changer, #image_url').bind(
'keydown',
'return',
function (evt) {
$(this).change();
evt.preventDefault();
}
);
$(window).bind('keydown', 'tab', function (e) {
if (uiContext === 'canvas') {
e.preventDefault();
selectNext();
}
}).bind('keydown', 'shift+tab', function (e) {
if (uiContext === 'canvas') {
e.preventDefault();
selectPrev();
}
});
},
/**
* @returns {void}
*/
setTitles () {
$.each(keyAssocs, function (keyval, sel) {
const menu = ($(sel).parents('#main_menu').length);
$(sel).each(function () {
const t = (menu) ? $(this).text().split(' [')[0] : this.title.split(' [')[0];
let keyStr = '';
// Shift+Up
$.each(keyval.split('/'), function (i, key) {
const modBits = key.split('+');
let mod = '';
if (modBits.length > 1) {
mod = modBits[0] + '+';
key = modBits[1];
}
keyStr += (i ? '/' : '') + mod + (uiStrings['key_' + key] || key);
});
if (menu) {
this.lastChild.textContent = t + ' [' + keyStr + ']';
} else {
this.title = t + ' [' + keyStr + ']';
}
});
});
},
/**
* @param {string} sel Selector to match
* @returns {module:SVGEditor.ToolButton}
*/
getButtonData (sel) {
return Object.values(toolButtons).find((btn) => {
return btn.sel === sel;
});
}
};
}());
// Select given tool
editor.ready(function () {
const preTool = $id(`tool_${configObj.curConfig.initTool}`);
const regTool = $id(configObj.curConfig.initTool);
const selectTool = $id('tool_select');
const $editDialog = $id('se-edit-prefs');
if (preTool) {
preTool.click();
} else if (regTool) {
regTool.click();
} else {
selectTool.click();
}
if (configObj.curConfig.wireframe) {
$id('tool_wireframe').click();
}
if (configObj.curConfig.showlayers) {
toggleSidePanel();
}
$('#rulers').toggle(Boolean(configObj.curConfig.showRulers));
if (configObj.curConfig.showRulers) {
$editDialog.setAttribute('showrulers', true);
}
if (configObj.curConfig.baseUnit) {
$editDialog.setAttribute('baseunit', configObj.curConfig.baseUnit);
}
if (configObj.curConfig.gridSnapping) {
$editDialog.setAttribute('gridsnappingon', true);
}
if (configObj.curConfig.snappingStep) {
$editDialog.setAttribute('gridsnappingstep', configObj.curConfig.snappingStep);
}
if (configObj.curConfig.gridColor) {
$editDialog.setAttribute('gridcolor', configObj.curConfig.gridColor);
}
});
// zoom
$id('zoom').value = (svgCanvas.getZoom() * 100).toFixed(1);
$('#workarea').contextMenu(
{
menu: 'cmenu_canvas',
inSpeed: 0
},
function (action, el, pos) {
switch (action) {
case 'delete':
deleteSelected();
break;
case 'cut':
cutSelected();
break;
case 'copy':
copySelected();
break;
case 'paste':
svgCanvas.pasteElements();
break;
case 'paste_in_place':
svgCanvas.pasteElements('in_place');
break;
case 'group':
case 'group_elements':
svgCanvas.groupSelectedElements();
break;
case 'ungroup':
svgCanvas.ungroupSelectedElement();
break;
case 'move_front':
moveToTopSelected();
break;
case 'move_up':
moveUpDownSelected('Up');
break;
case 'move_down':
moveUpDownSelected('Down');
break;
case 'move_back':
moveToBottomSelected();
break;
default:
if (hasCustomHandler(action)) {
getCustomHandler(action).call();
}
break;
}
}
);
$('.contextMenu li').mousedown(function (ev) {
ev.preventDefault();
});
$('#cmenu_canvas li').disableContextMenu();
canvMenu.enableContextMenuItems('#delete,#cut,#copy');
/**
* @returns {void}
*/
function enableOrDisableClipboard () {
let svgeditClipboard;
try {
svgeditClipboard = localStorage.getItem('svgedit_clipboard');
} catch (err) {}
canvMenu[(svgeditClipboard ? 'en' : 'dis') + 'ableContextMenuItems'](
'#paste,#paste_in_place'
);
}
enableOrDisableClipboard();
window.addEventListener('storage', function (e) {
if (e.key !== 'svgedit_clipboard') { return; }
enableOrDisableClipboard();
});
window.addEventListener('beforeunload', function (e) {
// Suppress warning if page is empty
if (undoMgr.getUndoStackSize() === 0) {
editor.showSaveWarning = false;
}
// showSaveWarning is set to 'false' when the page is saved.
if (!configObj.curConfig.no_save_warning && editor.showSaveWarning) {
// Browser already asks question about closing the page
e.returnValue = uiStrings.notification.unsavedChanges; // Firefox needs this when beforeunload set by addEventListener (even though message is not used)
return uiStrings.notification.unsavedChanges;
}
return true;
});
/**
* Expose the `uiStrings`.
* @function module:SVGEditor.canvas.getUIStrings
* @returns {module:SVGEditor.uiStrings}
*/
editor.canvas.getUIStrings = () => {
return uiStrings;
};
/**
* @function module:SVGEditor.openPrep
* @returns {boolean|Promise<boolean>} Resolves to boolean indicating `true` if there were no changes
* and `false` after the user confirms.
*/
editor.openPrep = () => {
$('#main_menu').hide();
if (undoMgr.getUndoStackSize() === 0) {
return true;
}
return $.confirm(uiStrings.notification.QwantToOpen);
};
/**
*
* @param {Event} e
* @returns {void}
*/
function onDragEnter (e) {
e.stopPropagation();
e.preventDefault();
// and indicator should be displayed here, such as "drop files here"
}
/**
*
* @param {Event} e
* @returns {void}
*/
function onDragOver (e) {
e.stopPropagation();
e.preventDefault();
}
/**
*
* @param {Event} e
* @returns {void}
*/
function onDragLeave (e) {
e.stopPropagation();
e.preventDefault();
// hypothetical indicator should be removed here
}
// Use HTML5 File API: http://www.w3.org/TR/FileAPI/
// if browser has HTML5 File API support, then we will show the open menu item
// and provide a file input to click. When that change event fires, it will
// get the text contents of the file and send it to the canvas
if (window.FileReader) {
/**
* @param {Event} e
* @returns {void}
*/
const importImage = function (e) {
$.process_cancel(uiStrings.notification.loadingImage);
e.stopPropagation();
e.preventDefault();
$('#main_menu').hide();
const file = (e.type === 'drop') ? e.dataTransfer.files[0] : this.files[0];
if (!file) {
$('#dialog_box').hide();
return;
}
/* if (file.type === 'application/pdf') { // Todo: Handle PDF imports
}
else */
if (!file.type.includes('image')) {
return;
}
// Detected an image
// svg handling
let reader;
if (file.type.includes('svg')) {
reader = new FileReader();
reader.onloadend = function (ev) {
const newElement = svgCanvas.importSvgString(ev.target.result, true);
svgCanvas.ungroupSelectedElement();
svgCanvas.ungroupSelectedElement();
svgCanvas.groupSelectedElements();
svgCanvas.alignSelectedElements('m', 'page');
svgCanvas.alignSelectedElements('c', 'page');
// highlight imported element, otherwise we get strange empty selectbox
svgCanvas.selectOnly([newElement]);
$('#dialog_box').hide();
};
reader.readAsText(file);
} else {
// bitmap handling
reader = new FileReader();
reader.onloadend = function ({target: {result}}) {
/**
* Insert the new image until we know its dimensions.
* @param {Float} width
* @param {Float} height
* @returns {void}
*/
const insertNewImage = function (width, height) {
const newImage = svgCanvas.addSVGElementFromJson({
element: 'image',
attr: {
x: 0,
y: 0,
width,
height,
id: svgCanvas.getNextId(),
style: 'pointer-events:inherit'
}
});
svgCanvas.setHref(newImage, result);
svgCanvas.selectOnly([newImage]);
svgCanvas.alignSelectedElements('m', 'page');
svgCanvas.alignSelectedElements('c', 'page');
updateContextPanel();
$('#dialog_box').hide();
};
// create dummy img so we know the default dimensions
let imgWidth = 100;
let imgHeight = 100;
const img = new Image();
img.style.opacity = 0;
img.addEventListener('load', () => {
imgWidth = img.offsetWidth || img.naturalWidth || img.width;
imgHeight = img.offsetHeight || img.naturalHeight || img.height;
insertNewImage(imgWidth, imgHeight);
});
img.src = result;
};
reader.readAsDataURL(file);
}
};
workarea[0].addEventListener('dragenter', onDragEnter);
workarea[0].addEventListener('dragover', onDragOver);
workarea[0].addEventListener('dragleave', onDragLeave);
workarea[0].addEventListener('drop', importImage);
const open = $('<input type="file">').change(async function (e) {
const ok = await editor.openPrep();
if (!ok) { return; }
svgCanvas.clear();
if (this.files.length === 1) {
$.process_cancel(uiStrings.notification.loadingImage);
const reader = new FileReader();
reader.onloadend = async function ({target}) {
await loadSvgString(target.result);
updateCanvas();
};
reader.readAsText(this.files[0]);
}
});
$('#tool_open').show();
$(window).on('openImage', () => open.click());
const imgImport = $('<input type="file">').change(importImage);
$('#tool_import').show();
$(window).on('importImage', () => imgImport.click());
}
updateCanvas(true);
/**
* @function module:SVGEditor.setLang
* @param {string} lang The language code
* @param {module:locale.LocaleStrings} allStrings See {@tutorial LocaleDocs}
* @fires module:svgcanvas.SvgCanvas#event:ext_langReady
* @fires module:svgcanvas.SvgCanvas#event:ext_langChanged
* @returns {void} A Promise which resolves to `undefined`
*/
const setLang = editor.setLang = function (lang, allStrings) {
editor.langChanged = true;
editor.pref('lang', lang);
const $editDialog = document.getElementById('se-edit-prefs');
$editDialog.setAttribute('lang', lang);
if (!allStrings) {
return;
}
// Todo: Remove `allStrings.lang` property in locale in
// favor of just `lang`?
document.documentElement.lang = allStrings.lang; // lang;
// Todo: Add proper RTL Support!
// Todo: Use RTL detection instead and take out of locales?
// document.documentElement.dir = allStrings.dir;
$.extend(uiStrings, allStrings);
// const notif = allStrings.notification; // Currently unused
// $.extend will only replace the given strings
const oldLayerName = $('#layerlist tr.layersel td.layername').text();
const renameLayer = (oldLayerName === uiStrings.common.layer + ' 1');
svgCanvas.setUiStrings(allStrings);
Actions.setTitles();
if (renameLayer) {
svgCanvas.renameCurrentLayer(uiStrings.common.layer + ' 1');
layersPanel.populateLayers();
}
svgCanvas.runExtensions('langChanged', /** @type {module:svgcanvas.SvgCanvas#event:ext_langChanged} */ lang);
// Copy title for certain tool elements
const elems = {
'#stroke_color': '#tool_stroke .icon_label, #tool_stroke .color_block',
'#fill_color': '#tool_fill label, #tool_fill .color_block',
'#linejoin_miter': '#cur_linejoin',
'#linecap_butt': '#cur_linecap'
};
$.each(elems, function (source, dest) {
$(dest).attr('title', $(source)[0].title);
});
// Copy alignment titles
$('#multiselected_panel div[id^=tool_align]').each(() => {
$('#tool_pos' + this.id.substr(10))[0].title = this.title;
});
};
// Load extensions
extAndLocaleFunc();
};
/**
* @callback module:SVGEditor.ReadyCallback
* @returns {Promise<void>|void}
*/
/**
* Queues a callback to be invoked when the editor is ready (or
* to be invoked immediately if it is already ready--i.e.,
* if `runCallbacks` has been run).
* @function module:SVGEditor.ready
* @param {module:SVGEditor.ReadyCallback} cb Callback to be queued to invoke
* @returns {Promise<ArbitraryCallbackResult>} Resolves when all callbacks, including the supplied have resolved
*/
editor.ready = function (cb) { // eslint-disable-line promise/prefer-await-to-callbacks
return new Promise((resolve, reject) => { // eslint-disable-line promise/avoid-new
if (isReady) {
resolve(cb()); // eslint-disable-line node/callback-return, promise/prefer-await-to-callbacks
return;
}
callbacks.push([cb, resolve, reject]);
});
};
/**
* Invokes the callbacks previous set by `svgEditor.ready`
* @function module:SVGEditor.runCallbacks
* @returns {Promise<void>} Resolves to `undefined` if all callbacks succeeded and rejects otherwise
*/
editor.runCallbacks = async () => {
try {
await Promise.all(callbacks.map(([cb]) => {
return cb(); // eslint-disable-line promise/prefer-await-to-callbacks
}));
} catch (err) {
callbacks.forEach(([, , reject]) => {
reject();
});
throw err;
}
callbacks.forEach(([, resolve]) => {
resolve();
});
isReady = true;
};
/**
* @function module:SVGEditor.loadFromString
* @param {string} str The SVG string to load
* @param {PlainObject} [opts={}]
* @param {boolean} [opts.noAlert=false] Option to avoid alert to user and instead get rejected promise
* @returns {Promise<void>}
*/
editor.loadFromString = function (str, {noAlert} = {}) {
return editor.ready(async () => {
try {
await loadSvgString(str, {noAlert});
} catch (err) {
if (noAlert) {
throw err;
}
}
});
};
/**
* @callback module:SVGEditor.URLLoadCallback
* @param {boolean} success
* @returns {void}
*/
/**
* @function module:SVGEditor.loadFromURL
* @param {string} url URL from which to load an SVG string via Ajax
* @param {PlainObject} [opts={}] May contain properties: `cache`, `callback`
* @param {boolean} [opts.cache]
* @param {boolean} [opts.noAlert]
* @returns {Promise<void>} Resolves to `undefined` or rejects upon bad loading of
* the SVG (or upon failure to parse the loaded string) when `noAlert` is
* enabled
*/
editor.loadFromURL = function (url, {cache, noAlert} = {}) {
return editor.ready(() => {
return new Promise((resolve, reject) => { // eslint-disable-line promise/avoid-new
$.ajax({
url,
dataType: 'text',
cache: Boolean(cache),
beforeSend () {
$.process_cancel(uiStrings.notification.loadingImage);
},
success (str) {
loadSvgString(str, {noAlert});
},
error (xhr, stat, err) {
if (xhr.status !== 404 && xhr.responseText) {
loadSvgString(xhr.responseText, {noAlert});
return;
}
if (noAlert) {
reject(new Error('URLLoadFail'));
return;
}
$.alert(uiStrings.notification.URLLoadFail + ': \n' + err);
resolve();
},
complete () {
$('#dialog_box').hide();
}
});
});
});
};
/**
* @function module:SVGEditor.loadFromDataURI
* @param {string} str The Data URI to base64-decode (if relevant) and load
* @param {PlainObject} [opts={}]
* @param {boolean} [opts.noAlert]
* @returns {Promise<void>} Resolves to `undefined` and rejects if loading SVG string fails and `noAlert` is enabled
*/
editor.loadFromDataURI = function (str, {noAlert} = {}) {
return editor.ready(() => {
let base64 = false;
let pre = str.match(/^data:image\/svg\+xml;base64,/);
if (pre) {
base64 = true;
} else {
pre = str.match(/^data:image\/svg\+xml(?:;|;utf8)?,/);
}
if (pre) {
pre = pre[0];
}
const src = str.slice(pre.length);
return loadSvgString(base64 ? Utils.decode64(src) : decodeURIComponent(src), {noAlert});
});
};
/**
* @function module:SVGEditor.addExtension
* @param {string} name Used internally; no need for i18n.
* @param {module:svgcanvas.ExtensionInitCallback} init Config to be invoked on this module
* @param {module:svgcanvas.ExtensionInitArgs} initArgs
* @throws {Error} If called too early
* @returns {Promise<void>} Resolves to `undefined`
*/
editor.addExtension = (name, init, initArgs) => {
// Note that we don't want this on editor.ready since some extensions
// may want to run before then (like server_opensave).
if (!svgCanvas) {
throw new Error('Extension added too early');
}
return svgCanvas.addExtension.call(editor, name, init, initArgs);
};
// Defer injection to wait out initial menu processing. This probably goes
// away once all context menu behavior is brought to context menu.
editor.ready(() => {
injectExtendedContextMenuItemsIntoDom();
});
let extensionsAdded = false;
const messageQueue = [];
/**
* @param {PlainObject} info
* @param {any} info.data
* @param {string} info.origin
* @fires module:svgcanvas.SvgCanvas#event:message
* @returns {void}
*/
const messageListener = ({data, origin}) => { // eslint-disable-line no-shadow
// console.log('data, origin, extensionsAdded', data, origin, extensionsAdded);
const messageObj = {data, origin};
if (!extensionsAdded) {
messageQueue.push(messageObj);
} else {
// Extensions can handle messages at this stage with their own
// canvas `message` listeners
svgCanvas.call('message', messageObj);
}
};
window.addEventListener('message', messageListener);
// Run init once DOM is loaded
// jQuery(editor.init);
(async () => {
try {
// We wait a micro-task to let the svgEditor variable be defined for module checks
await Promise.resolve();
editor.init();
} catch (err) {
console.error(err); // eslint-disable-line no-console
}
})();
export default editor;