1124 lines
34 KiB
JavaScript
1124 lines
34 KiB
JavaScript
/* globals seConfirm seAlert */
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/**
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* The main module for the visual SVG this.
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*
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* @license MIT
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*
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* @copyright 2010 Alexis Deveria
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* 2010 Pavol Rusnak
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* 2010 Jeff Schiller
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* 2010 Narendra Sisodiya
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* 2014 Brett Zamir
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* 2020 OptimistikSAS
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* @module SVGEditor
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*/
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import './components/index.js'
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import './dialogs/index.js'
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import { isMac } from '../common/browser.js'
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import SvgCanvas from '../svgcanvas/svgcanvas.js'
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import ConfigObj from './ConfigObj.js'
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import EditorStartup from './EditorStartup.js'
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import LeftPanel from './panels/LeftPanel.js'
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import TopPanel from './panels/TopPanel.js'
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import BottomPanel from './panels/BottomPanel.js'
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import LayersPanel from './panels/LayersPanel.js'
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import MainMenu from './MainMenu.js'
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import { getParentsUntil } from './components/jgraduate/Util.js'
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const { $id, $qa, $click, decode64, blankPageObjectURL } = SvgCanvas
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/**
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*
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*/
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class Editor extends EditorStartup {
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/**
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*
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*/
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constructor (div = null) {
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super(div)
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/**
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* @type {boolean}
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*/
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this.langChanged = false
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/**
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* @type {boolean}
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*/
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this.showSaveWarning = false
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/**
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* Will be set to a boolean by `ext-storage.js`
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* @type {"ignore"|"waiting"|"closed"}
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*/
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this.storagePromptState = 'ignore'
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this.svgCanvas = null
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this.$click = $click
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this.isReady = false
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this.customExportImage = false
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this.customExportPDF = false
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this.configObj = new ConfigObj(this)
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this.configObj.pref = this.configObj.pref.bind(this.configObj)
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this.setConfig = this.configObj.setConfig.bind(this.configObj)
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this.callbacks = []
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this.curContext = null
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this.exportWindowName = null
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this.docprops = false
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this.configObj.preferences = false
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this.canvMenu = null
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this.goodLangs = ['ar', 'cs', 'de', 'en', 'es', 'fa', 'fr', 'fy', 'hi', 'it', 'ja', 'nl', 'pl', 'pt-BR', 'ro', 'ru', 'sk', 'sl', 'zh-CN', 'zh-TW']
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const modKey = (isMac() ? 'meta+' : 'ctrl+')
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this.shortcuts = [
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// Shortcuts not associated with buttons
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{ key: 'ctrl+arrowleft', fn: () => { this.rotateSelected(0, 1) } },
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{ key: 'ctrl+arrowright', fn: () => { this.rotateSelected(1, 1) } },
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{ key: 'ctrl+shift+arrowleft', fn: () => { this.rotateSelected(0, 5) } },
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{ key: 'ctrl+shift+arrowright', fn: () => { this.rotateSelected(1, 5) } },
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{ key: 'shift+o', fn: () => { this.svgCanvas.cycleElement(0) } },
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{ key: 'shift+p', fn: () => { this.svgCanvas.cycleElement(1) } },
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{ key: 'tab', fn: () => { this.svgCanvas.cycleElement(0) } },
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{ key: 'shift+tab', fn: () => { this.svgCanvas.cycleElement(1) } },
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{ key: [modKey + 'arrowup', true], fn: () => { this.zoomImage(2) } },
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{ key: [modKey + 'arrowdown', true], fn: () => { this.zoomImage(0.5) } },
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{ key: [modKey + ']', true], fn: () => { this.moveUpDownSelected('Up') } },
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{ key: [modKey + '[', true], fn: () => { this.moveUpDownSelected('Down') } },
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{ key: ['arrowup', true], fn: () => { this.moveSelected(0, -1) } },
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{ key: ['arrowdown', true], fn: () => { this.moveSelected(0, 1) } },
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{ key: ['arrowleft', true], fn: () => { this.moveSelected(-1, 0) } },
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{ key: ['arrowright', true], fn: () => { this.moveSelected(1, 0) } },
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{ key: 'shift+arrowup', fn: () => { this.moveSelected(0, -10) } },
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{ key: 'shift+arrowdown', fn: () => { this.moveSelected(0, 10) } },
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{ key: 'shift+arrowleft', fn: () => { this.moveSelected(-10, 0) } },
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{ key: 'shift+arrowright', fn: () => { this.moveSelected(10, 0) } },
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{ key: ['alt+arrowup', true], fn: () => { this.svgCanvas.cloneSelectedElements(0, -1) } },
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{ key: ['alt+arrowdown', true], fn: () => { this.svgCanvas.cloneSelectedElements(0, 1) } },
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{ key: ['alt+arrowleft', true], fn: () => { this.svgCanvas.cloneSelectedElements(-1, 0) } },
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{ key: ['alt+arrowright', true], fn: () => { this.svgCanvas.cloneSelectedElements(1, 0) } },
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{ key: ['alt+shift+arrowup', true], fn: () => { this.svgCanvas.cloneSelectedElements(0, -10) } },
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{ key: ['alt+shift+arrowdown', true], fn: () => { this.svgCanvas.cloneSelectedElements(0, 10) } },
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{ key: ['alt+shift+arrowleft', true], fn: () => { this.svgCanvas.cloneSelectedElements(-10, 0) } },
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{ key: ['alt+shift+arrowright', true], fn: () => { this.svgCanvas.cloneSelectedElements(10, 0) } },
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{
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key: ['delete/backspace', true],
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fn: () => {
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if (this.selectedElement || this.multiselected) { this.svgCanvas.deleteSelectedElements() }
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}
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},
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{ key: 'a', fn: () => { this.svgCanvas.selectAllInCurrentLayer() } },
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{ key: modKey + 'a', fn: () => { this.svgCanvas.selectAllInCurrentLayer() } },
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{ key: modKey + 'x', fn: () => { this.cutSelected() } },
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{ key: modKey + 'c', fn: () => { this.copySelected() } },
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{ key: modKey + 'v', fn: () => { this.pasteInCenter() } }
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]
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this.leftPanel = new LeftPanel(this)
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this.bottomPanel = new BottomPanel(this)
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this.topPanel = new TopPanel(this)
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this.layersPanel = new LayersPanel(this)
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this.mainMenu = new MainMenu(this)
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// makes svgEditor accessible as a global variable
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window.svgEditor = this
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} // end Constructor
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/**
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*
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* @param {string} str SVG string
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* @param {PlainObject} [opts={}]
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* @param {boolean} [opts.noAlert]
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* @throws {Error} Upon failure to load SVG
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* @returns {void}
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*/
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loadSvgString (str, { noAlert } = {}) {
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const success = this.svgCanvas.setSvgString(str) !== false
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if (success) return
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if (!noAlert) seAlert(this.i18next.t('notification.errorLoadingSVG'))
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throw new Error('Error loading SVG')
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}
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/**
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* All methods are optional.
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* @interface module:SVGthis.CustomHandler
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* @type {PlainObject}
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*/
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/**
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* Its responsibilities are:
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* - invoke a file chooser dialog in 'open' mode
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* - let user pick a SVG file
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* - calls [svgCanvas.setSvgString()]{@link module:svgcanvas.SvgCanvas#setSvgString} with the string contents of that file.
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* Not passed any parameters.
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* @function module:SVGthis.CustomHandler#open
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* @returns {void}
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*/
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/**
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* Its responsibilities are:
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* - accept the string contents of the current document
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* - invoke a file chooser dialog in 'save' mode
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* - save the file to location chosen by the user.
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* @function module:SVGthis.CustomHandler#save
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* @param {external:Window} win
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* @param {module:svgcanvas.SvgCanvas#event:saved} svgStr A string of the SVG
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* @listens module:svgcanvas.SvgCanvas#event:saved
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* @returns {void}
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*/
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/**
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* Its responsibilities (with regard to the object it is supplied in its 2nd argument) are:
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* - inform user of any issues supplied via the "issues" property
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* - convert the "svg" property SVG string into an image for export;
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* utilize the properties "type" (currently 'PNG', 'JPEG', 'BMP',
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* 'WEBP', 'PDF'), "mimeType", and "quality" (for 'JPEG' and 'WEBP'
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* types) to determine the proper output.
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* @function module:SVGthis.CustomHandler#exportImage
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* @param {external:Window} win
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* @param {module:svgcanvas.SvgCanvas#event:exported} data
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* @listens module:svgcanvas.SvgCanvas#event:exported
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* @returns {void}
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*/
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/**
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* @function module:SVGthis.CustomHandler#exportPDF
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* @param {external:Window} win
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* @param {module:svgcanvas.SvgCanvas#event:exportedPDF} data
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* @listens module:svgcanvas.SvgCanvas#event:exportedPDF
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* @returns {void}
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*/
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/**
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* @function module:SVGthis.randomizeIds
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* @param {boolean} arg
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* @returns {void}
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*/
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randomizeIds (arg) {
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this.svgCanvas.randomizeIds(arg)
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}
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/** @lends module:SVGEditor~Actions */
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/**
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* @returns {void}
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*/
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setAll () {
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const keyHandler = {} // will contain the action for each pressed key
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this.shortcuts.forEach((shortcut) => {
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// Bind function to shortcut key
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if (shortcut.key) {
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// Set shortcut based on options
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let keyval = shortcut.key
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let pd = false
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if (Array.isArray(shortcut.key)) {
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keyval = shortcut.key[0]
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if (shortcut.key.length > 1) { pd = shortcut.key[1] }
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}
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keyval = String(keyval)
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const { fn } = shortcut
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keyval.split('/').forEach((key) => { keyHandler[key] = { fn, pd } })
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}
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return true
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})
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// register the keydown event
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document.addEventListener('keydown', (e) => {
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// only track keyboard shortcuts for the body containing the SVG-Editor
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if (e.target.nodeName !== 'BODY') return
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// normalize key
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const key = `${(e.altKey) ? 'alt+' : ''}${(e.shiftKey) ? 'shift+' : ''}${(e.metaKey) ? 'meta+' : ''}${(e.ctrlKey) ? 'ctrl+' : ''}${e.key.toLowerCase()}`
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// return if no shortcut defined for this key
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if (!keyHandler[key]) return
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// launch associated handler and preventDefault if necessary
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keyHandler[key].fn()
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if (keyHandler[key].pd) {
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e.preventDefault()
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}
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})
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// Misc additional actions
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// Make 'return' keypress trigger the change event
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const elements = document.getElementsByClassName('attr_changer')
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Array.from(elements).forEach(function (element) {
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element.addEventListener('keydown', function (evt) {
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evt.currentTarget.dispatchEvent(new Event('change'))
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evt.preventDefault()
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})
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})
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$id('image_url').addEventListener('keydown', function (evt) {
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evt.currentTarget.dispatchEvent(new Event('change'))
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evt.preventDefault()
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})
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}
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// parents() https://stackoverflow.com/a/12981248
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getParents (el, parentSelector /* optional */) {
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// If no parentSelector defined will bubble up all the way to *document*
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if (parentSelector === undefined) {
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parentSelector = document
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}
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const parents = []
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let p = el.parentNode
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while (p !== parentSelector) {
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const o = p
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parents.push(o)
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p = o.parentNode
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}
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parents.push(parentSelector) // Push that parentSelector you wanted to stop at
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return parents
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}
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/**
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* @returns {void}
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*/
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setTitles () {
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// Tooltips not directly associated with a single function
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const keyAssocs = {
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'4/Shift+4': 'tools_rect',
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'5/Shift+5': 'tools_ellipse'
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}
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Object.entries(keyAssocs).forEach(([keyval, sel]) => {
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const parentsElements = this.getParents($id(sel), $id('main_menu'))
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const menu = (parentsElements.length)
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$qa(sel).forEach((element) => {
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const t = (menu) ? element.textContent.split(' [')[0] : element.title.split(' [')[0]
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let keyStr = ''
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// Shift+Up
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keyval.split('/').forEach((key, i) => {
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const modBits = key.split('+')
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let mod = ''
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if (modBits.length > 1) {
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mod = modBits[0] + '+'
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key = modBits[1]
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}
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keyStr += (i ? '/' : '') + mod + (this.i18next.t('key_' + key) || key)
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})
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if (menu) {
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this.lastChild.textContent = t + ' [' + keyStr + ']'
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} else {
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this.title = t + ' [' + keyStr + ']'
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}
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})
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})
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}
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/**
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* @param {string} sel Selector to match
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* @returns {module:SVGthis.ToolButton}
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*/
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getButtonData (sel) {
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return Object.values(this.shortcuts).find((btn) => {
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return btn.sel === sel
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})
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}
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/**
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* @param {external:Window} win
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* @param {module:svgcanvas.SvgCanvas#event:exported} data
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* @listens module:svgcanvas.SvgCanvas#event:exported
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* @returns {void}
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*/
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exportHandler (win, data) {
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const { issues, exportWindowName } = data
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this.exportWindow = window.open(blankPageObjectURL || '', exportWindowName) // A hack to get the window via JSON-able name without opening a new one
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if (!this.exportWindow || this.exportWindow.closed) {
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seAlert(this.i18next.t('notification.popupWindowBlocked'))
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return
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}
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this.exportWindow.location.href = data.bloburl || data.datauri
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const done = this.configObj.pref('export_notice_done')
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if (done !== 'all') {
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let note = this.i18next.t('notification.saveFromBrowser', { type: data.type })
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// Check if there are issues
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if (issues.length) {
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const pre = '\n \u2022 '
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note += ('\n\n' + this.i18next.t('notification..noteTheseIssues') + pre + issues.join(pre))
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}
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// Note that this will also prevent the notice even though new issues may appear later.
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// May want to find a way to deal with that without annoying the user
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this.configObj.pref('export_notice_done', 'all')
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seAlert(note)
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}
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}
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/**
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*
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* @param {string} color
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* @param {string} url
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* @returns {void}
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*/
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setBackground (color, url) {
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// if (color == this.configObj.pref('bkgd_color') && url == this.configObj.pref('bkgd_url')) { return; }
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this.configObj.pref('bkgd_color', color)
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this.configObj.pref('bkgd_url', url, true)
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// This should be done in this.svgCanvas.js for the borderRect fill
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this.svgCanvas.setBackground(color, url)
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}
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/**
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* @function module:SVGthis.updateCanvas
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* @param {boolean} center
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* @param {module:math.XYObject} newCtr
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* @returns {void}
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*/
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updateCanvas (center, newCtr) {
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const zoom = this.svgCanvas.getZoom()
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const { workarea } = this
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const cnvs = $id('svgcanvas')
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let w = parseFloat(getComputedStyle(workarea, null).width.replace('px', ''))
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let h = parseFloat(getComputedStyle(workarea, null).height.replace('px', ''))
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const wOrig = w; const hOrig = h
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const oldCtr = {
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x: workarea.scrollLeft + wOrig / 2,
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y: workarea.scrollTop + hOrig / 2
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}
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const multi = this.configObj.curConfig.canvas_expansion
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w = Math.max(wOrig, this.svgCanvas.contentW * zoom * multi)
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h = Math.max(hOrig, this.svgCanvas.contentH * zoom * multi)
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if (w === wOrig && h === hOrig) {
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workarea.style.overflow = 'hidden'
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} else {
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workarea.style.overflow = 'scroll'
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}
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const oldCanY = parseFloat(getComputedStyle(cnvs, null).height.replace('px', '')) / 2
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const oldCanX = parseFloat(getComputedStyle(cnvs, null).width.replace('px', '')) / 2
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cnvs.style.width = w + 'px'
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cnvs.style.height = h + 'px'
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const newCanY = h / 2
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const newCanX = w / 2
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const offset = this.svgCanvas.updateCanvas(w, h)
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const ratio = newCanX / oldCanX
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const scrollX = w / 2 - wOrig / 2
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const scrollY = h / 2 - hOrig / 2
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if (!newCtr) {
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const oldDistX = oldCtr.x - oldCanX
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const newX = newCanX + oldDistX * ratio
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const oldDistY = oldCtr.y - oldCanY
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const newY = newCanY + oldDistY * ratio
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newCtr = {
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x: newX,
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y: newY
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}
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} else {
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newCtr.x += offset.x
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newCtr.y += offset.y
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}
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if (center) {
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// Go to top-left for larger documents
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if (this.svgCanvas.contentW > parseFloat(getComputedStyle(workarea, null).width.replace('px', ''))) {
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// Top-left
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workarea.scrollLeft = offset.x - 10
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workarea.scrollTop = offset.y - 10
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} else {
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// Center
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workarea.scrollLeft = scrollX
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workarea.scrollTop = scrollY
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}
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} else {
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workarea.scrollLeft = newCtr.x - wOrig / 2
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workarea.scrollTop = newCtr.y - hOrig / 2
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}
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if (this.configObj.curConfig.showRulers) {
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this.rulers.updateRulers(cnvs, zoom)
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workarea.scroll()
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}
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if (this.configObj.urldata.storagePrompt !== true && this.storagePromptState === 'ignore') {
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if ($id('dialog_box') != null) $id('dialog_box').style.display = 'none'
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}
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}
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/**
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*
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* @returns {void}
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*/
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updateWireFrame () {
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const rule = `
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#workarea.wireframe #svgcontent * {
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stroke-width: ${1 / this.svgCanvas.getZoom()}px;
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}
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`
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if (document.querySelectorAll('#wireframe_rules').length > 0) {
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document.querySelector('#wireframe_rules').textContent = (this.workarea.classList.contains('wireframe') ? rule : '')
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}
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}
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/**
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* @param {string} [title=svgCanvas.getDocumentTitle()]
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* @returns {void}
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*/
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updateTitle (title) {
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title = title || this.svgCanvas.getDocumentTitle()
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const newTitle = document.querySelector('title').text + (title ? ': ' + title : '')
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// Remove title update with current context info, isn't really necessary
|
|
// if (this.curContext) {
|
|
// new_title = new_title + this.curContext;
|
|
// }
|
|
document.querySelector('title').textContent = 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}
|
|
*/
|
|
selectedChanged (win, elems) {
|
|
const mode = this.svgCanvas.getMode()
|
|
if (mode === 'select') {
|
|
this.leftPanel.clickSelect()
|
|
}
|
|
const isNode = mode === 'pathedit'
|
|
// if this.elems[1] is present, then we have more than one element
|
|
this.selectedElement = (elems.length === 1 || !elems[1] ? elems[0] : null)
|
|
this.multiselected = (elems.length >= 2 && elems[1])
|
|
if (this.selectedElement && !isNode) {
|
|
this.topPanel.update()
|
|
} // if (elem)
|
|
|
|
// Deal with pathedit mode
|
|
this.topPanel.togglePathEditMode(isNode, elems)
|
|
this.topPanel.updateContextPanel()
|
|
this.svgCanvas.runExtensions('selectedChanged', /** @type {module:svgcanvas.SvgCanvas#event:ext_selectedChanged} */ {
|
|
elems,
|
|
selectedElement: this.selectedElement,
|
|
multiselected: this.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}
|
|
*/
|
|
elementTransition (win, elems) {
|
|
const mode = this.svgCanvas.getMode()
|
|
const elem = elems[0]
|
|
|
|
if (!elem) {
|
|
return
|
|
}
|
|
|
|
this.multiselected = (elems.length >= 2 && elems[1])
|
|
// Only updating fields for single elements for now
|
|
if (!this.multiselected) {
|
|
switch (mode) {
|
|
case 'rotate': {
|
|
const ang = this.svgCanvas.getRotationAngle(elem)
|
|
$id('angle').value = ang;
|
|
(ang === 0) ? $id('tool_reorient').classList.add('disabled') : $id('tool_reorient').classList.remove('disabled')
|
|
break
|
|
}
|
|
}
|
|
}
|
|
this.svgCanvas.runExtensions('elementTransition', /** @type {module:svgcanvas.SvgCanvas#event:ext_elementTransition} */ {
|
|
elems
|
|
})
|
|
}
|
|
|
|
// called when any element has changed
|
|
/**
|
|
* @param {external:Window} win
|
|
* @param {Array<PlainObject>} elems
|
|
* @listens module:svgcanvas.SvgCanvas#event:changed
|
|
* @fires module:svgcanvas.SvgCanvas#event:ext_elementChanged
|
|
* @returns {void}
|
|
*/
|
|
elementChanged (win, elems) {
|
|
const mode = this.svgCanvas.getMode()
|
|
if (mode === 'select') {
|
|
this.leftPanel.clickSelect()
|
|
}
|
|
|
|
elems.forEach((elem) => {
|
|
const isSvgElem = (elem?.tagName === 'svg')
|
|
if (isSvgElem || this.svgCanvas.isLayer(elem)) {
|
|
this.layersPanel.populateLayers()
|
|
// if the element changed was the svg, then it could be a resolution change
|
|
if (isSvgElem) {
|
|
this.updateCanvas()
|
|
}
|
|
// Update selectedElement if element is no longer part of the image.
|
|
// This occurs for the text elements in Firefox
|
|
} else if (elem && !this.selectedElement?.parentNode) {
|
|
this.selectedElement = elem
|
|
}
|
|
})
|
|
|
|
this.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
|
|
this.topPanel.updateContextPanel()
|
|
|
|
// In the event a gradient was flipped:
|
|
if (this.selectedElement && mode === 'select') {
|
|
this.bottomPanel.updateColorpickers()
|
|
}
|
|
|
|
this.svgCanvas.runExtensions('elementChanged', /** @type {module:svgcanvas.SvgCanvas#event:ext_elementChanged} */ {
|
|
elems
|
|
})
|
|
}
|
|
|
|
/**
|
|
* @returns {void}
|
|
*/
|
|
zoomDone () {
|
|
this.updateWireFrame()
|
|
}
|
|
|
|
/**
|
|
* @typedef {PlainObject} module:SVGthis.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}
|
|
*/
|
|
zoomChanged (win, bbox, autoCenter) {
|
|
const scrbar = 15
|
|
const zInfo = this.svgCanvas.setBBoxZoom(bbox, parseFloat(getComputedStyle(this.workarea, null).width.replace('px', '')) - scrbar, parseFloat(getComputedStyle(this.workarea, null).height.replace('px', '')) - scrbar)
|
|
if (!zInfo) { return }
|
|
const zoomlevel = zInfo.zoom
|
|
const bb = zInfo.bbox
|
|
|
|
if (zoomlevel < 0.001) {
|
|
this.changeZoom(0.1)
|
|
return
|
|
}
|
|
|
|
$id('zoom').value = (this.svgCanvas.getZoom() * 100).toFixed(1)
|
|
|
|
if (autoCenter) {
|
|
this.updateCanvas()
|
|
} else {
|
|
this.updateCanvas(
|
|
false,
|
|
{ x: bb.x * zoomlevel + (bb.width * zoomlevel) / 2, y: bb.y * zoomlevel + (bb.height * zoomlevel) / 2 }
|
|
)
|
|
}
|
|
|
|
if (this.svgCanvas.getMode() === 'zoom' && bb.width) {
|
|
// Go to select if a zoom box was drawn
|
|
this.leftPanel.clickSelect()
|
|
}
|
|
|
|
this.zoomDone()
|
|
}
|
|
|
|
/**
|
|
* @param {external:Window} win
|
|
* @param {module:svgcanvas.SvgCanvas#event:contextset} context
|
|
* @listens module:svgcanvas.SvgCanvas#event:contextset
|
|
* @returns {void}
|
|
*/
|
|
contextChanged (win, context) {
|
|
let linkStr = ''
|
|
if (context) {
|
|
let str = ''
|
|
linkStr = '<a href="#" data-root="y">' + this.svgCanvas.getCurrentDrawing().getCurrentLayerName() + '</a>'
|
|
const parentsUntil = getParentsUntil(context, '#svgcontent')
|
|
parentsUntil.forEach(function (parent) {
|
|
if (parent.id) {
|
|
str += ' > ' + parent.id
|
|
linkStr += (parent !== context) ? ` > <a href="#">${parent.id}</a>` : ` > ${parent.id}`
|
|
}
|
|
})
|
|
|
|
this.curContext = str
|
|
} else {
|
|
this.curContext = null
|
|
}
|
|
$id('cur_context_panel').style.display = context ? 'block' : 'none'
|
|
$id('cur_context_panel').innerHTML = linkStr
|
|
|
|
this.updateTitle()
|
|
}
|
|
|
|
/**
|
|
* @function module:SVGEditor.setIcon
|
|
* @param {string|Element|external:jQuery} elem
|
|
* @param {string|external:jQuery} iconId
|
|
* @returns {void}
|
|
*/
|
|
setIcon (elem, iconId) {
|
|
const img = document.createElement('img')
|
|
img.src = this.configObj.curConfig.imgPath + iconId
|
|
const icon = (typeof iconId === 'string') ? img : iconId.cloneNode(true)
|
|
if (!icon) {
|
|
// Todo: Investigate why this still occurs in some cases
|
|
console.warn('NOTE: Icon image missing: ' + iconId)
|
|
return
|
|
}
|
|
// empty()
|
|
while ($id(elem).firstChild) { $id(elem).removeChild($id(elem).firstChild) }
|
|
$id(elem).appendChild(icon)
|
|
}
|
|
|
|
/**
|
|
* @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`
|
|
*/
|
|
async extAdded (win, ext) {
|
|
if (!ext) {
|
|
return undefined
|
|
}
|
|
let cbCalled = false
|
|
|
|
/**
|
|
*
|
|
* @returns {void}
|
|
*/
|
|
const runCallback = () => {
|
|
if (ext.callback && !cbCalled) {
|
|
cbCalled = true
|
|
ext.callback.call(this)
|
|
}
|
|
}
|
|
|
|
if (ext.events) {
|
|
this.leftPanel.add(ext.events.id, ext.events.click)
|
|
}
|
|
return runCallback()
|
|
}
|
|
|
|
/**
|
|
* @param {Float} multiplier
|
|
* @returns {void}
|
|
*/
|
|
zoomImage (multiplier) {
|
|
const resolution = this.svgCanvas.getResolution()
|
|
multiplier = multiplier ? resolution.zoom * multiplier : 1
|
|
// setResolution(res.w * multiplier, res.h * multiplier, true);
|
|
$id('zoom').value = (multiplier * 100).toFixed(1)
|
|
this.svgCanvas.setCurrentZoom(multiplier)
|
|
this.zoomDone()
|
|
this.updateCanvas(true)
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @returns {void}
|
|
*/
|
|
cutSelected () {
|
|
if (this.selectedElement || this.multiselected) {
|
|
this.svgCanvas.cutSelectedElements()
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @function copySelected
|
|
* @returns {void}
|
|
*/
|
|
copySelected () {
|
|
if (this.selectedElement || this.multiselected) {
|
|
this.svgCanvas.copySelectedElements()
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @returns {void}
|
|
*/
|
|
pasteInCenter () {
|
|
const { workarea } = this
|
|
const zoom = this.svgCanvas.getZoom()
|
|
const x = (workarea.scrollLeft + parseFloat(getComputedStyle(workarea, null).width.replace('px', '')) / 2) / zoom - this.svgCanvas.contentW
|
|
const y = (workarea.scrollTop + parseFloat(getComputedStyle(workarea, null).height.replace('px', '')) / 2) / zoom - this.svgCanvas.contentH
|
|
this.svgCanvas.pasteElements('point', x, y)
|
|
}
|
|
|
|
/**
|
|
* @param {"Up"|"Down"} dir
|
|
* @returns {void}
|
|
*/
|
|
moveUpDownSelected (dir) {
|
|
if (this.selectedElement) {
|
|
this.svgCanvas.moveUpDownSelected(dir)
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param {Float} dx
|
|
* @param {Float} dy
|
|
* @returns {void}
|
|
*/
|
|
moveSelected (dx, dy) {
|
|
if (this.selectedElement || this.multiselected) {
|
|
if (this.configObj.curConfig.gridSnapping) {
|
|
// Use grid snap value regardless of zoom level
|
|
const multi = this.svgCanvas.getZoom() * this.configObj.curConfig.snappingStep
|
|
dx *= multi
|
|
dy *= multi
|
|
}
|
|
this.svgCanvas.moveSelectedElements(dx, dy)
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @returns {void}
|
|
*/
|
|
selectNext () {
|
|
this.svgCanvas.cycleElement(1)
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @returns {void}
|
|
*/
|
|
selectPrev () {
|
|
this.svgCanvas.cycleElement(0)
|
|
}
|
|
|
|
/**
|
|
* @param {0|1} cw
|
|
* @param {Integer} step
|
|
* @returns {void}
|
|
*/
|
|
rotateSelected (cw, step) {
|
|
if (!this.selectedElement || this.multiselected) { return }
|
|
if (!cw) { step *= -1 }
|
|
const angle = Number.parseFloat($id('angle').value) + step
|
|
this.svgCanvas.setRotationAngle(angle)
|
|
this.topPanel.updateContextPanel()
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @returns {void}
|
|
*/
|
|
hideSourceEditor () {
|
|
const $editorDialog = $id('se-svg-editor-dialog')
|
|
$editorDialog.setAttribute('dialog', 'closed')
|
|
}
|
|
|
|
/**
|
|
* @param {Event} e
|
|
* @returns {void} Resolves to `undefined`
|
|
*/
|
|
async saveSourceEditor (e) {
|
|
const $editorDialog = $id('se-svg-editor-dialog')
|
|
if ($editorDialog.getAttribute('dialog') !== 'open') return
|
|
const saveChanges = () => {
|
|
this.svgCanvas.clearSelection()
|
|
this.hideSourceEditor()
|
|
this.zoomImage()
|
|
this.layersPanel.populateLayers()
|
|
this.updateTitle()
|
|
}
|
|
|
|
if (!this.svgCanvas.setSvgString(e.detail.value)) {
|
|
const ok = await seConfirm(this.i18next.t('notification.QerrorsRevertToSource'))
|
|
if (ok === false || ok === 'Cancel') {
|
|
return
|
|
}
|
|
saveChanges()
|
|
return
|
|
}
|
|
saveChanges()
|
|
this.leftPanel.clickSelect()
|
|
}
|
|
|
|
/**
|
|
* @param {Event} e
|
|
* @returns {void} Resolves to `undefined`
|
|
*/
|
|
cancelOverlays (e) {
|
|
if ($id('dialog_box') != null) $id('dialog_box').style.display = 'none'
|
|
const $editorDialog = $id('se-svg-editor-dialog')
|
|
const editingsource = $editorDialog.getAttribute('dialog') === 'open'
|
|
if (!editingsource && !this.docprops && !this.configObj.preferences) {
|
|
if (this.curContext) {
|
|
this.svgCanvas.leaveContext()
|
|
}
|
|
return
|
|
}
|
|
|
|
if (editingsource) {
|
|
const origSource = this.svgCanvas.getSvgString()
|
|
if (origSource !== e.detail.value) {
|
|
const ok = seConfirm(this.i18next.t('notification.QignoreSourceChanges'))
|
|
if (ok) {
|
|
this.hideSourceEditor()
|
|
}
|
|
} else {
|
|
this.hideSourceEditor()
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @returns {void}
|
|
*/
|
|
enableOrDisableClipboard () {
|
|
let svgeditClipboard
|
|
try {
|
|
svgeditClipboard = this.localStorage.getItem('svgedit_clipboard')
|
|
} catch (err) { /* empty fn */ }
|
|
this.canvMenu.setAttribute((svgeditClipboard ? 'en' : 'dis') + 'ablemenuitems', '#paste,#paste_in_place')
|
|
}
|
|
|
|
/**
|
|
* @function module:SVGthis.openPrep
|
|
* @returns {boolean|Promise<boolean>} Resolves to boolean indicating `true` if there were no changes
|
|
* and `false` after the user confirms.
|
|
*/
|
|
async openPrep () {
|
|
if (this.svgCanvas.undoMgr.getUndoStackSize() === 0) {
|
|
return true
|
|
}
|
|
return await seConfirm(this.i18next.t('notification.QwantToOpen'))
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @param {Event} e
|
|
* @returns {void}
|
|
*/
|
|
onDragEnter (e) {
|
|
e.stopPropagation()
|
|
e.preventDefault()
|
|
// and indicator should be displayed here, such as "drop files here"
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @param {Event} e
|
|
* @returns {void}
|
|
*/
|
|
onDragOver (e) {
|
|
e.stopPropagation()
|
|
e.preventDefault()
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @param {Event} e
|
|
* @returns {void}
|
|
*/
|
|
onDragLeave (e) {
|
|
e.stopPropagation()
|
|
e.preventDefault()
|
|
// hypothetical indicator should be removed here
|
|
}
|
|
|
|
/**
|
|
* @function module:SVGthis.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`
|
|
*/
|
|
setLang (lang) {
|
|
this.langChanged = true
|
|
this.configObj.pref('lang', lang)
|
|
const $editDialog = $id('se-edit-prefs')
|
|
$editDialog.setAttribute('lang', lang)
|
|
const oldLayerName = ($id('#layerlist')) ? $id('#layerlist').querySelector('tr.layersel td.layername').textContent : ''
|
|
const renameLayer = (oldLayerName === this.i18next.t('notification.common.layer') + ' 1')
|
|
|
|
this.setTitles()
|
|
|
|
if (renameLayer) {
|
|
this.svgCanvas.renameCurrentLayer(this.i18next.t('notification.common.layer') + ' 1')
|
|
this.layersPanel.populateLayers()
|
|
}
|
|
|
|
this.svgCanvas.runExtensions('langChanged', /** @type {module:svgcanvas.SvgCanvas#event:ext_langChanged} */ lang)
|
|
}
|
|
|
|
/**
|
|
* @callback module:SVGthis.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:SVGthis.ready
|
|
* @param {module:SVGthis.ReadyCallback} cb Callback to be queued to invoke
|
|
* @returns {Promise<ArbitraryCallbackResult>} Resolves when all callbacks, including the supplied have resolved
|
|
*/
|
|
ready (cb) {
|
|
return new Promise((resolve, reject) => {
|
|
if (this.isReady) {
|
|
resolve(cb())
|
|
return
|
|
}
|
|
this.callbacks.push([cb, resolve, reject])
|
|
})
|
|
}
|
|
|
|
/**
|
|
* Invokes the callbacks previous set by `svgthis.ready`
|
|
* @function module:SVGthis.runCallbacks
|
|
* @returns {Promise<void>} Resolves to `undefined` if all callbacks succeeded and rejects otherwise
|
|
*/
|
|
async runCallbacks () {
|
|
try {
|
|
await Promise.all(this.callbacks.map(([cb]) => {
|
|
return cb()
|
|
}))
|
|
} catch (err) {
|
|
this.callbacks.forEach(([, , reject]) => {
|
|
reject()
|
|
})
|
|
throw err
|
|
}
|
|
this.callbacks.forEach(([, resolve]) => {
|
|
resolve()
|
|
})
|
|
this.isReady = true
|
|
}
|
|
|
|
/**
|
|
* @function module:SVGthis.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>}
|
|
*/
|
|
loadFromString (str, { noAlert } = {}) {
|
|
return this.ready(async () => {
|
|
try {
|
|
await this.loadSvgString(str, { noAlert })
|
|
} catch (err) {
|
|
if (noAlert) {
|
|
throw err
|
|
}
|
|
}
|
|
})
|
|
}
|
|
|
|
/**
|
|
* @callback module:SVGthis.URLLoadCallback
|
|
* @param {boolean} success
|
|
* @returns {void}
|
|
*/
|
|
/**
|
|
* @function module:SVGthis.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
|
|
*/
|
|
loadFromURL (url, { cache, noAlert } = {}) {
|
|
return this.ready(() => {
|
|
return new Promise((resolve, reject) => {
|
|
fetch(url, { cache: cache ? 'force-cache' : 'no-cache' })
|
|
.then((response) => {
|
|
if (!response.ok) {
|
|
if (noAlert) {
|
|
reject(new Error('URLLoadFail'))
|
|
return
|
|
}
|
|
seAlert(this.i18next.t('notification.URLLoadFail'))
|
|
resolve()
|
|
}
|
|
return response.text()
|
|
})
|
|
.then((str) => {
|
|
this.loadSvgString(str, { noAlert })
|
|
return str
|
|
})
|
|
.catch((error) => {
|
|
if (noAlert) {
|
|
reject(new Error('URLLoadFail'))
|
|
return
|
|
}
|
|
seAlert(this.i18next.t('notification.URLLoadFail') + ': \n' + error)
|
|
resolve()
|
|
})
|
|
})
|
|
})
|
|
}
|
|
|
|
/**
|
|
* @function module:SVGthis.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
|
|
*/
|
|
loadFromDataURI (str, { noAlert } = {}) {
|
|
return this.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 this.loadSvgString(base64 ? decode64(src) : decodeURIComponent(src), { noAlert })
|
|
})
|
|
}
|
|
|
|
/**
|
|
* @function module:SVGthis.addExtension
|
|
* @param {string} name Used internally; no need for i18n.
|
|
* @param {module:svgcanvas.ExtensionInitCallback} initfn Config to be invoked on this module
|
|
* @param {module:svgcanvas.ExtensionInitArgs} initArgs
|
|
* @throws {Error} If called too early
|
|
* @returns {Promise<void>} Resolves to `undefined`
|
|
*/
|
|
addExtension (name, initfn, initArgs) {
|
|
// Note that we don't want this on this.ready since some extensions
|
|
// may want to run before then (like server_opensave).
|
|
if (!this.svgCanvas) {
|
|
throw new Error('Extension added too early')
|
|
}
|
|
return this.svgCanvas.addExtension(name, initfn, initArgs)
|
|
}
|
|
}
|
|
|
|
export default Editor
|