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112 lines
3.7 KiB
112 lines
3.7 KiB
/*globals svgEditor, svgedit, $*/ |
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/*jslint vars: true, eqeq: true*/ |
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/* |
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* ext-eyedropper.js |
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* |
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* Licensed under the MIT License |
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* |
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* Copyright(c) 2010 Jeff Schiller |
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* |
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*/ |
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// Dependencies: |
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// 1) jQuery |
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// 2) history.js |
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// 3) svg_editor.js |
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// 4) svgcanvas.js |
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svgEditor.addExtension("eyedropper", function(S) {'use strict'; |
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var // NS = svgedit.NS, |
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// svgcontent = S.svgcontent, |
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// svgdoc = S.svgroot.parentNode.ownerDocument, |
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svgCanvas = svgEditor.canvas, |
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ChangeElementCommand = svgedit.history.ChangeElementCommand, |
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addToHistory = function(cmd) { svgCanvas.undoMgr.addCommandToHistory(cmd); }, |
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currentStyle = { |
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fillPaint: "red", fillOpacity: 1.0, |
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strokePaint: "black", strokeOpacity: 1.0, |
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strokeWidth: 5, strokeDashArray: null, |
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opacity: 1.0, |
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strokeLinecap: 'butt', |
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strokeLinejoin: 'miter' |
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}; |
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function getStyle(opts) { |
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// if we are in eyedropper mode, we don't want to disable the eye-dropper tool |
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var mode = svgCanvas.getMode(); |
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if (mode == "eyedropper") {return;} |
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var elem = null; |
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var tool = $('#tool_eyedropper'); |
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// enable-eye-dropper if one element is selected |
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if (!opts.multiselected && opts.elems[0] && |
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$.inArray(opts.elems[0].nodeName, ['svg', 'g', 'use']) === -1 |
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) { |
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elem = opts.elems[0]; |
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tool.removeClass('disabled'); |
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// grab the current style |
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currentStyle.fillPaint = elem.getAttribute("fill") || "black"; |
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currentStyle.fillOpacity = elem.getAttribute("fill-opacity") || 1.0; |
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currentStyle.strokePaint = elem.getAttribute("stroke"); |
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currentStyle.strokeOpacity = elem.getAttribute("stroke-opacity") || 1.0; |
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currentStyle.strokeWidth = elem.getAttribute("stroke-width"); |
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currentStyle.strokeDashArray = elem.getAttribute("stroke-dasharray"); |
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currentStyle.strokeLinecap = elem.getAttribute("stroke-linecap"); |
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currentStyle.strokeLinejoin = elem.getAttribute("stroke-linejoin"); |
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currentStyle.opacity = elem.getAttribute("opacity") || 1.0; |
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} |
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// disable eye-dropper tool |
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else { |
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tool.addClass('disabled'); |
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} |
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} |
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return { |
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name: "eyedropper", |
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svgicons: svgEditor.curConfig.extPath + "eyedropper-icon.xml", |
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buttons: [{ |
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id: "tool_eyedropper", |
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type: "mode", |
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title: "Eye Dropper Tool", |
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key: "I", |
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events: { |
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"click": function() { |
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svgCanvas.setMode("eyedropper"); |
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} |
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} |
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}], |
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// if we have selected an element, grab its paint and enable the eye dropper button |
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selectedChanged: getStyle, |
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elementChanged: getStyle, |
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mouseDown: function(opts) { |
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var mode = svgCanvas.getMode(); |
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if (mode == "eyedropper") { |
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var e = opts.event; |
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var target = e.target; |
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if ($.inArray(target.nodeName, ['svg', 'g', 'use']) === -1) { |
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var changes = {}; |
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var change = function(elem, attrname, newvalue) { |
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changes[attrname] = elem.getAttribute(attrname); |
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elem.setAttribute(attrname, newvalue); |
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}; |
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if (currentStyle.fillPaint) {change(target, "fill", currentStyle.fillPaint);} |
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if (currentStyle.fillOpacity) {change(target, "fill-opacity", currentStyle.fillOpacity);} |
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if (currentStyle.strokePaint) {change(target, "stroke", currentStyle.strokePaint);} |
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if (currentStyle.strokeOpacity) {change(target, "stroke-opacity", currentStyle.strokeOpacity);} |
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if (currentStyle.strokeWidth) {change(target, "stroke-width", currentStyle.strokeWidth);} |
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if (currentStyle.strokeDashArray) {change(target, "stroke-dasharray", currentStyle.strokeDashArray);} |
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if (currentStyle.opacity) {change(target, "opacity", currentStyle.opacity);} |
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if (currentStyle.strokeLinecap) {change(target, "stroke-linecap", currentStyle.strokeLinecap);} |
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if (currentStyle.strokeLinejoin) {change(target, "stroke-linejoin", currentStyle.strokeLinejoin);} |
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addToHistory(new ChangeElementCommand(target, changes)); |
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} |
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} |
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} |
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}; |
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});
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