244 lines
9.0 KiB
JavaScript
244 lines
9.0 KiB
JavaScript
import SvgCanvas from '../../svgcanvas/svgcanvas.js';
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import {jGraduate} from '../components/jgraduate/jQuery.jGraduate.js';
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const {$id, $qa} = SvgCanvas;
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/*
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* register actions for left panel
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*/
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/**
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* @type {module}
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*/
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class BottomPanel {
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/**
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* @param {PlainObject} editor svgedit handler
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*/
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constructor (editor) {
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this.editor = editor;
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}
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/**
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* @type {module}
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*/
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get selectedElement () {
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return this.editor.selectedElement;
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}
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/**
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* @type {module}
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*/
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get multiselected () {
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return this.editor.multiselected;
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}
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/**
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* @type {module}
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*/
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changeStrokeWidth (e) {
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let val = e.target.value;
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if (val === 0 && this.editor.selectedElement && ['line', 'polyline'].includes(this.editor.selectedElement.nodeName)) {
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val = 1;
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}
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this.editor.svgCanvas.setStrokeWidth(val);
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}
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/**
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* @type {module}
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*/
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changeZoom (value) {
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switch (value) {
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case 'canvas':
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case 'selection':
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case 'layer':
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case 'content':
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this.editor.zoomChanged(window, value);
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break;
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default:
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{
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const zoomlevel = Number(value) / 100;
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if (zoomlevel < 0.001) {
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value = 0.1;
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return;
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}
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const zoom = this.editor.svgCanvas.getZoom();
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const wArea = this.editor.workarea;
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this.editor.zoomChanged(window, {
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width: 0,
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height: 0,
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// center pt of scroll position
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x: (wArea.scrollLeft + parseFloat(getComputedStyle(wArea, null).width.replace("px", "")) / 2) / zoom,
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y: (wArea.scrollTop + parseFloat(getComputedStyle(wArea, null).height.replace("px", "")) / 2) / zoom,
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zoom: zoomlevel
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}, true);
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}
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}
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}
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/**
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* @fires module:svgcanvas.SvgCanvas#event:ext_toolButtonStateUpdate
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* @returns {void}
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*/
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updateToolButtonState () {
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const bNoFill = (this.editor.svgCanvas.getColor('fill') === 'none');
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const bNoStroke = (this.editor.svgCanvas.getColor('stroke') === 'none');
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const buttonsNeedingStroke = ['tool_fhpath', 'tool_line'];
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const buttonsNeedingFillAndStroke = [
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'tools_rect', 'tools_ellipse',
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'tool_text', 'tool_path'
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];
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if (bNoStroke) {
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buttonsNeedingStroke.forEach((btn) => {
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// if btn is pressed, change to select button
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if ($id(btn).pressed) {
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this.editor.leftPanelHandlers.clickSelect();
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}
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$id(btn).disabled = true;
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});
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} else {
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buttonsNeedingStroke.forEach((btn) => {
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$id(btn).disabled = false;
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});
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}
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if (bNoStroke && bNoFill) {
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buttonsNeedingFillAndStroke.forEach((btn) => {
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// if btn is pressed, change to select button
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if ($id(btn).pressed) {
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this.editor.leftPanelHandlers.clickSelect();
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}
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$id(btn).disabled = true;
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});
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} else {
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buttonsNeedingFillAndStroke.forEach((btn) => {
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$id(btn).disabled = false;
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});
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}
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this.editor.svgCanvas.runExtensions(
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'toolButtonStateUpdate',
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/** @type {module:svgcanvas.SvgCanvas#event:ext_toolButtonStateUpdate} */ {
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nofill: bNoFill,
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nostroke: bNoStroke
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}
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);
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}
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/**
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* @type {module}
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*/
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handleColorPicker (type, evt) {
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const {paint} = evt.detail;
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this.editor.svgCanvas.setPaint(type, paint);
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this.updateToolButtonState();
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}
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/**
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* @type {module}
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*/
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handleStrokeAttr (type, evt) {
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this.editor.svgCanvas.setStrokeAttr(type, evt.detail.value);
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}
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/**
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* @type {module}
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*/
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handleOpacity (evt) {
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const val = Number.parseInt(evt.currentTarget.value.split('%')[0]);
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this.editor.svgCanvas.setOpacity(val / 100);
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}
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/**
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* @type {module}
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*/
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handlePalette (e) {
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e.preventDefault();
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// shift key or right click for stroke
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const {picker, color} = e.detail;
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// Webkit-based browsers returned 'initial' here for no stroke
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const paint = color === 'none' ? new jGraduate.Paint() : new jGraduate.Paint({alpha: 100, solidColor: color.substr(1)});
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if (picker === 'fill') {
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$id('fill_color').setPaint(paint);
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} else {
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$id('stroke_color').setPaint(paint);
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}
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this.editor.svgCanvas.setColor(picker, color);
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if (color !== 'none' && this.editor.svgCanvas.getPaintOpacity(picker) !== 1) {
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this.editor.svgCanvas.setPaintOpacity(picker, 1.0);
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}
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this.updateToolButtonState();
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}
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/**
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* @type {module}
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*/
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init () {
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// register actions for Bottom panel
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const template = document.createElement('template');
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template.innerHTML = `
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<div id="tools_bottom">
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<!-- Zoom buttons -->
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<se-zoom id="zoom" src="./images/zoom.svg" title="Change zoom level" inputsize="40px">
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<div value="1000">1000</div>
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<div value="400">400</div>
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<div value="200">200</div>
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<div value="100">100</div>
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<div value="50">50</div>
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<div value="25">25</div>
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<div value="canvas">Fit to canvas</div>
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<div value="selection">Fit to selection</div>
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<div value="layer">Fit to layer content</div>
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<div value="content">Fit to all content</div>
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</se-zoom>
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<se-colorpicker id="fill_color" src="./images/fill.svg" title="Change fill color" type="fill"></se-colorpicker>
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<se-colorpicker id="stroke_color" src="./images/stroke.svg" title="Change stroke color" type="stroke">
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</se-colorpicker>
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<se-spin-input id="stroke_width" min=0 max=99 step=1 title="Change stroke width" label=""></se-spin-input>
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<se-list id="stroke_style" title="Change stroke dash style" label="" width="22px" height="24px">
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<se-list-item value="none">—</se-list-item>
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<se-list-item value="2,2">...</se-list-item>
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<se-list-item value="5,5">- -</se-list-item>
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<se-list-item value="5,2,2,2">- .</se-list-item>
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<se-list-item value="5,2,2,2,2,2">- ..</se-list-item>
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</se-list>
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<se-list id="stroke_linejoin" title="Linejoin: Miter" label="" width="22px" height="24px">
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<se-list-item id="linejoin_miter" value="miter"><img title="Linejoin: Miter" src="./images/linejoin_miter.svg"
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height="22px"></img></se-list-item>
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<se-list-item id="linejoin_round" value="round"><img title="Linejoin: Round" src="./images/linejoin_round.svg"
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height="22px"></img></se-list-item>
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<se-list-item id="linejoin_bevel" value="bevel"><img title="Linejoin: Bevel" src="./images/linejoin_bevel.svg"
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height="22px"></img></se-list-item>
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</se-list>
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<se-list id="stroke_linecap" title="Linecap: Butt" label="" width="22px" height="24px">
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<se-list-item id="linecap_butt" value="butt"><img title="Linecap: Butt" src="./images/linecap_butt.svg"
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height="22px"></img></se-list-item>
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<se-list-item id="linecap_square" value="square"><img title="Linecap: Square" src="./images/linecap_square.svg"
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height="22px"></img></se-list-item>
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<se-list-item id="linecap_round" value="round"><img title="Linecap: Round" src="./images/linecap_round.svg"
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height="22px"></img></se-list-item>
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</se-list>
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<se-spin-input size="3" id="opacity" min=0 max=100 step=5 title="Change selected item opacity"
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src="./images/opacity.svg"></se-spin-input>
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<se-palette id="palette"></se-palette>
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</div> <!-- tools_bottom -->
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`
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this.editor.$svgEditor.append(template.content.cloneNode(true));
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$id('palette').addEventListener('change', this.handlePalette.bind(this));
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const {curConfig} = this.editor.configObj;
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$id('fill_color').setPaint(new jGraduate.Paint({alpha: 100, solidColor: curConfig.initFill.color}));
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$id('stroke_color').setPaint(new jGraduate.Paint({alpha: 100, solidColor: curConfig.initStroke.color}));
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$id('zoom').addEventListener('change', (e) => this.changeZoom.bind(this)(e.detail.value));
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$id('stroke_color').addEventListener('change', (evt) => this.handleColorPicker.bind(this)('stroke', evt));
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$id('fill_color').addEventListener('change', (evt) => this.handleColorPicker.bind(this)('fill', evt));
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$id('stroke_width').addEventListener('change', this.changeStrokeWidth.bind(this));
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$id('stroke_style').addEventListener('change', (evt) => this.handleStrokeAttr.bind(this)('stroke-dasharray', evt));
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$id('stroke_linejoin').addEventListener('change', (evt) => this.handleStrokeAttr.bind(this)('stroke-linejoin', evt));
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$id('stroke_linecap').addEventListener('change', (evt) => this.handleStrokeAttr.bind(this)('stroke-linecap', evt));
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$id('opacity').addEventListener('change', this.handleOpacity.bind(this));
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}
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/**
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* @type {module}
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*/
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updateColorpickers (apply) {
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$id('fill_color').update(this.editor.svgCanvas, this.editor.selectedElement, apply);
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$id('stroke_color').update(this.editor.svgCanvas, this.editor.selectedElement, apply);
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}
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}
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export default BottomPanel;
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