Convert all tabs to spaces in extensions for issue #37
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codedread
@@ -15,149 +15,149 @@
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// 2) everything else
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svgEditor.addExtension('view_grid', function () {
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'use strict';
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'use strict';
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var NS = svgedit.NS,
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svgdoc = document.getElementById('svgcanvas').ownerDocument,
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showGrid = svgEditor.curConfig.showGrid || false,
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assignAttributes = svgCanvas.assignAttributes,
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hcanvas = document.createElement('canvas'),
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canvBG = $('#canvasBackground'),
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units = svgedit.units.getTypeMap(),
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intervals = [0.01, 0.1, 1, 10, 100, 1000];
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var NS = svgedit.NS,
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svgdoc = document.getElementById('svgcanvas').ownerDocument,
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showGrid = svgEditor.curConfig.showGrid || false,
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assignAttributes = svgCanvas.assignAttributes,
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hcanvas = document.createElement('canvas'),
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canvBG = $('#canvasBackground'),
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units = svgedit.units.getTypeMap(),
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intervals = [0.01, 0.1, 1, 10, 100, 1000];
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$(hcanvas).hide().appendTo('body');
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$(hcanvas).hide().appendTo('body');
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var canvasGrid = svgdoc.createElementNS(NS.SVG, 'svg');
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assignAttributes(canvasGrid, {
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'id': 'canvasGrid',
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'width': '100%',
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'height': '100%',
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'x': 0,
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'y': 0,
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'overflow': 'visible',
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'display': 'none'
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});
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canvBG.append(canvasGrid);
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var canvasGrid = svgdoc.createElementNS(NS.SVG, 'svg');
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assignAttributes(canvasGrid, {
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'id': 'canvasGrid',
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'width': '100%',
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'height': '100%',
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'x': 0,
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'y': 0,
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'overflow': 'visible',
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'display': 'none'
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});
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canvBG.append(canvasGrid);
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// grid-pattern
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var gridPattern = svgdoc.createElementNS(NS.SVG, 'pattern');
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assignAttributes(gridPattern, {
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'id': 'gridpattern',
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'patternUnits': 'userSpaceOnUse',
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'x': 0, // -(value.strokeWidth / 2), // position for strokewidth
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'y': 0, // -(value.strokeWidth / 2), // position for strokewidth
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'width': 100,
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'height': 100
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});
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// grid-pattern
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var gridPattern = svgdoc.createElementNS(NS.SVG, 'pattern');
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assignAttributes(gridPattern, {
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'id': 'gridpattern',
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'patternUnits': 'userSpaceOnUse',
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'x': 0, // -(value.strokeWidth / 2), // position for strokewidth
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'y': 0, // -(value.strokeWidth / 2), // position for strokewidth
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'width': 100,
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'height': 100
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});
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var gridimg = svgdoc.createElementNS(NS.SVG, 'image');
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assignAttributes(gridimg, {
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'x': 0,
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'y': 0,
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'width': 100,
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'height': 100
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});
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gridPattern.appendChild(gridimg);
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$('#svgroot defs').append(gridPattern);
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var gridimg = svgdoc.createElementNS(NS.SVG, 'image');
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assignAttributes(gridimg, {
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'x': 0,
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'y': 0,
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'width': 100,
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'height': 100
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});
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gridPattern.appendChild(gridimg);
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$('#svgroot defs').append(gridPattern);
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// grid-box
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var gridBox = svgdoc.createElementNS(NS.SVG, 'rect');
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assignAttributes(gridBox, {
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'width': '100%',
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'height': '100%',
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'x': 0,
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'y': 0,
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'stroke-width': 0,
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'stroke': 'none',
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'fill': 'url(#gridpattern)',
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'style': 'pointer-events: none; display:visible;'
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});
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$('#canvasGrid').append(gridBox);
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// grid-box
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var gridBox = svgdoc.createElementNS(NS.SVG, 'rect');
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assignAttributes(gridBox, {
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'width': '100%',
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'height': '100%',
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'x': 0,
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'y': 0,
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'stroke-width': 0,
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'stroke': 'none',
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'fill': 'url(#gridpattern)',
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'style': 'pointer-events: none; display:visible;'
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});
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$('#canvasGrid').append(gridBox);
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function updateGrid (zoom) {
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var i;
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// TODO: Try this with <line> elements, then compare performance difference
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var unit = units[svgEditor.curConfig.baseUnit]; // 1 = 1px
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var uMulti = unit * zoom;
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// Calculate the main number interval
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var rawM = 100 / uMulti;
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var multi = 1;
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for (i = 0; i < intervals.length; i++) {
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var num = intervals[i];
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multi = num;
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if (rawM <= num) {
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break;
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}
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}
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var bigInt = multi * uMulti;
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function updateGrid (zoom) {
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var i;
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// TODO: Try this with <line> elements, then compare performance difference
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var unit = units[svgEditor.curConfig.baseUnit]; // 1 = 1px
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var uMulti = unit * zoom;
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// Calculate the main number interval
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var rawM = 100 / uMulti;
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var multi = 1;
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for (i = 0; i < intervals.length; i++) {
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var num = intervals[i];
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multi = num;
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if (rawM <= num) {
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break;
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}
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}
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var bigInt = multi * uMulti;
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// Set the canvas size to the width of the container
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hcanvas.width = bigInt;
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hcanvas.height = bigInt;
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var ctx = hcanvas.getContext('2d');
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var curD = 0.5;
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var part = bigInt / 10;
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// Set the canvas size to the width of the container
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hcanvas.width = bigInt;
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hcanvas.height = bigInt;
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var ctx = hcanvas.getContext('2d');
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var curD = 0.5;
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var part = bigInt / 10;
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ctx.globalAlpha = 0.2;
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ctx.strokeStyle = svgEditor.curConfig.gridColor;
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for (i = 1; i < 10; i++) {
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var subD = Math.round(part * i) + 0.5;
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// var lineNum = (i % 2)?12:10;
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var lineNum = 0;
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ctx.moveTo(subD, bigInt);
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ctx.lineTo(subD, lineNum);
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ctx.moveTo(bigInt, subD);
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ctx.lineTo(lineNum, subD);
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}
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ctx.stroke();
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ctx.beginPath();
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ctx.globalAlpha = 0.5;
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ctx.moveTo(curD, bigInt);
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ctx.lineTo(curD, 0);
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ctx.globalAlpha = 0.2;
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ctx.strokeStyle = svgEditor.curConfig.gridColor;
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for (i = 1; i < 10; i++) {
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var subD = Math.round(part * i) + 0.5;
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// var lineNum = (i % 2)?12:10;
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var lineNum = 0;
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ctx.moveTo(subD, bigInt);
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ctx.lineTo(subD, lineNum);
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ctx.moveTo(bigInt, subD);
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ctx.lineTo(lineNum, subD);
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}
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ctx.stroke();
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ctx.beginPath();
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ctx.globalAlpha = 0.5;
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ctx.moveTo(curD, bigInt);
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ctx.lineTo(curD, 0);
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ctx.moveTo(bigInt, curD);
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ctx.lineTo(0, curD);
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ctx.stroke();
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ctx.moveTo(bigInt, curD);
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ctx.lineTo(0, curD);
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ctx.stroke();
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var datauri = hcanvas.toDataURL('image/png');
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gridimg.setAttribute('width', bigInt);
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gridimg.setAttribute('height', bigInt);
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gridimg.parentNode.setAttribute('width', bigInt);
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gridimg.parentNode.setAttribute('height', bigInt);
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svgCanvas.setHref(gridimg, datauri);
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}
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var datauri = hcanvas.toDataURL('image/png');
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gridimg.setAttribute('width', bigInt);
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gridimg.setAttribute('height', bigInt);
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gridimg.parentNode.setAttribute('width', bigInt);
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gridimg.parentNode.setAttribute('height', bigInt);
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svgCanvas.setHref(gridimg, datauri);
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}
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function gridUpdate () {
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if (showGrid) {
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updateGrid(svgCanvas.getZoom());
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}
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$('#canvasGrid').toggle(showGrid);
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$('#view_grid').toggleClass('push_button_pressed tool_button');
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}
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return {
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name: 'view_grid',
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svgicons: svgEditor.curConfig.extPath + 'grid-icon.xml',
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function gridUpdate () {
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if (showGrid) {
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updateGrid(svgCanvas.getZoom());
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}
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$('#canvasGrid').toggle(showGrid);
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$('#view_grid').toggleClass('push_button_pressed tool_button');
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}
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return {
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name: 'view_grid',
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svgicons: svgEditor.curConfig.extPath + 'grid-icon.xml',
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zoomChanged: function (zoom) {
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if (showGrid) { updateGrid(zoom); }
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},
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callback: function () {
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if (showGrid) {
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gridUpdate();
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}
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},
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buttons: [{
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id: 'view_grid',
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type: 'context',
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panel: 'editor_panel',
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title: 'Show/Hide Grid',
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events: {
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click: function () {
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svgEditor.curConfig.showGrid = showGrid = !showGrid;
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gridUpdate();
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}
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}
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}]
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};
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zoomChanged: function (zoom) {
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if (showGrid) { updateGrid(zoom); }
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},
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callback: function () {
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if (showGrid) {
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gridUpdate();
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}
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},
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buttons: [{
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id: 'view_grid',
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type: 'context',
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panel: 'editor_panel',
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title: 'Show/Hide Grid',
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events: {
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click: function () {
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svgEditor.curConfig.showGrid = showGrid = !showGrid;
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gridUpdate();
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}
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}
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}]
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};
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});
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