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<title>JSDoc: Source: editor/panels/BottomPanel.js</title>
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<h1 class="page-title">Source: editor/panels/BottomPanel.js</h1>
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<pre class="prettyprint source linenums"><code>import SvgCanvas from '../../svgcanvas/svgcanvas.js';
import { jGraduate } from '../components/jgraduate/jQuery.jGraduate.js';
const { $id } = SvgCanvas;
/*
* register actions for left panel
*/
/**
* @type {module}
*/
class BottomPanel {
/**
* @param {PlainObject} editor svgedit handler
*/
constructor (editor) {
this.editor = editor;
}
/**
* @type {module}
*/
get selectedElement () {
return this.editor.selectedElement;
}
/**
* @type {module}
*/
get multiselected () {
return this.editor.multiselected;
}
/**
* @type {module}
*/
changeStrokeWidth (e) {
let val = e.target.value;
if (val === 0 && this.editor.selectedElement && [ 'line', 'polyline' ].includes(this.editor.selectedElement.nodeName)) {
val = 1;
}
this.editor.svgCanvas.setStrokeWidth(val);
}
/**
* @type {module}
*/
changeZoom (value) {
switch (value) {
case 'canvas':
case 'selection':
case 'layer':
case 'content':
this.editor.zoomChanged(window, value);
break;
default:
{
const zoomlevel = Number(value) / 100;
if (zoomlevel < 0.001) {
value = 0.1;
return;
}
const zoom = this.editor.svgCanvas.getZoom();
const { workarea } = this.editor;
this.editor.zoomChanged(window, {
width: 0,
height: 0,
// center pt of scroll position
x: (workarea.scrollLeft + parseFloat(getComputedStyle(workarea, null).width.replace("px", "")) / 2) / zoom,
y: (workarea.scrollTop + parseFloat(getComputedStyle(workarea, null).height.replace("px", "")) / 2) / zoom,
zoom: zoomlevel
}, true);
}
}
}
/**
* @fires module:svgcanvas.SvgCanvas#event:ext_toolButtonStateUpdate
* @returns {void}
*/
updateToolButtonState () {
const bNoFill = (this.editor.svgCanvas.getColor('fill') === 'none');
const bNoStroke = (this.editor.svgCanvas.getColor('stroke') === 'none');
const buttonsNeedingStroke = [ 'tool_fhpath', 'tool_line' ];
const buttonsNeedingFillAndStroke = [
'tools_rect', 'tools_ellipse',
'tool_text', 'tool_path'
];
if (bNoStroke) {
buttonsNeedingStroke.forEach((btn) => {
// if btn is pressed, change to select button
if ($id(btn).pressed) {
this.editor.leftPanel.clickSelect();
}
$id(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) {
this.editor.leftPanel.clickSelect();
}
$id(btn).disabled = true;
});
} else {
buttonsNeedingFillAndStroke.forEach((btn) => {
$id(btn).disabled = false;
});
}
this.editor.svgCanvas.runExtensions(
'toolButtonStateUpdate',
/** @type {module:svgcanvas.SvgCanvas#event:ext_toolButtonStateUpdate} */ {
nofill: bNoFill,
nostroke: bNoStroke
}
);
}
/**
* @type {module}
*/
handleColorPicker (type, evt) {
const { paint } = evt.detail;
this.editor.svgCanvas.setPaint(type, paint);
this.updateToolButtonState();
}
/**
* @type {module}
*/
handleStrokeAttr (type, evt) {
this.editor.svgCanvas.setStrokeAttr(type, evt.detail.value);
}
/**
* @type {module}
*/
handleOpacity (evt) {
const val = Number.parseInt(evt.currentTarget.value.split('%')[0]);
this.editor.svgCanvas.setOpacity(val / 100);
}
/**
* @type {module}
*/
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) });
if (picker === 'fill') {
$id('fill_color').setPaint(paint);
} else {
$id('stroke_color').setPaint(paint);
}
this.editor.svgCanvas.setColor(picker, color);
if (color !== 'none' && this.editor.svgCanvas.getPaintOpacity(picker) !== 1) {
this.editor.svgCanvas.setPaintOpacity(picker, 1.0);
}
this.updateToolButtonState();
}
/**
* @type {module}
*/
init () {
// register actions for Bottom panel
const template = document.createElement('template');
const { i18next } = this.editor;
// eslint-disable-next-line no-unsanitized/property
template.innerHTML = `
<div id="tools_bottom">
<!-- Zoom buttons -->
<se-zoom id="zoom" src="zoom.svg" title="Change zoom level" inputsize="40px">
<se-text value="1000" text="1000"></se-text>
<se-text value="400" text="400"></se-text>
<se-text value="200" text="200"></se-text>
<se-text value="100" text="100"></se-text>
<se-text value="50" text="50"></se-text>
<se-text value="25" text="25"></se-text>
<se-text value="canvas" text="tools.fit_to_canvas"></se-text>
<se-text value="selection" text="tools.fit_to_sel"></se-text>
<se-text value="layer" text="tools.fit_to_layer_content"></se-text>"
<se-text value="content" text="tools.fit_to_all"></se-text>
</se-zoom>
<se-colorpicker id="fill_color" src="fill.svg" label="properties.fill_color" type="fill"></se-colorpicker>
<se-colorpicker id="stroke_color" src="stroke.svg" label="properties.stroke_color" type="stroke"></se-colorpicker>
<se-spin-input id="stroke_width" min=0 max=99 step=1 title="properties.stroke_width" label=""></se-spin-input>
<se-select id="stroke_style" title="properties.stroke_style" label="" width="22px" height="22px"
options="&#8212;,...,- -,- .,- .."
values="none::2,2::5,5::5,2,2,2::5,2,2,2,2,2">
</se-select>
<se-list id="stroke_linejoin" title="properties.linejoin_miter" label="" width="22px" height="22px">
<se-list-item id="linejoin_miter" value="miter" src="linejoin_miter.svg" title="properties.linejoin_miter" img-height="22px"></se-list-item>
<se-list-item id="linejoin_round" value="round" src="linejoin_round.svg" title="properties.linejoin_round" img-height="22px"></se-list-item>
<se-list-item id="linejoin_bevel" value="bevel" src="linejoin_bevel.svg" title="properties.linejoin_bevel" img-height="22px"></se-list-item>
</se-list>
<se-list id="stroke_linecap" title="properties.linecap_butt" label="" width="22px" height="22px">
<se-list-item id="linecap_butt" value="butt" src="linecap_butt.svg" title="properties.linecap_butt" img-height="22px"></se-list-item>
<se-list-item id="linecap_square" value="square" src="linecap_square.svg" title="properties.linecap_square" img-height="22px"></se-list-item>
<se-list-item id="linecap_round" value="round" src="linecap_round.svg" title="properties.linecap_round" img-height="22px"></se-list-item>
</se-list>
<se-spin-input size="3" id="opacity" min=0 max=100 step=5 title="properties.opacity" src="opacity.svg"></se-spin-input>
<se-palette id="palette"></se-palette>
</div>
`;
this.editor.$svgEditor.append(template.content.cloneNode(true));
$id('palette').addEventListener('change', this.handlePalette.bind(this));
$id('palette').init(i18next);
const { curConfig } = this.editor.configObj;
$id('fill_color').setPaint(new jGraduate.Paint({ alpha: 100, solidColor: curConfig.initFill.color }));
$id('stroke_color').setPaint(new jGraduate.Paint({ alpha: 100, solidColor: curConfig.initStroke.color }));
$id('zoom').addEventListener('change', (e) => this.changeZoom.bind(this)(e.detail.value));
$id('stroke_color').addEventListener('change', (evt) => this.handleColorPicker.bind(this)('stroke', evt));
$id('fill_color').addEventListener('change', (evt) => this.handleColorPicker.bind(this)('fill', evt));
$id('stroke_width').addEventListener('change', this.changeStrokeWidth.bind(this));
$id('stroke_style').addEventListener('change', (evt) => this.handleStrokeAttr.bind(this)('stroke-dasharray', evt));
$id('stroke_linejoin').addEventListener('change', (evt) => this.handleStrokeAttr.bind(this)('stroke-linejoin', evt));
$id('stroke_linecap').addEventListener('change', (evt) => this.handleStrokeAttr.bind(this)('stroke-linecap', evt));
$id('opacity').addEventListener('change', this.handleOpacity.bind(this));
$id('fill_color').init(i18next);
$id('stroke_color').init(i18next);
}
/**
* @type {module}
*/
updateColorpickers (apply) {
$id('fill_color').update(this.editor.svgCanvas, this.editor.selectedElement, apply);
$id('stroke_color').update(this.editor.svgCanvas, this.editor.selectedElement, apply);
}
}
export default BottomPanel;
</code></pre>
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