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51 lines
1.3 KiB
51 lines
1.3 KiB
8 years ago
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/**
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* Parse the d property of an SVG path into an array of drawing commands.
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* @param {String} d SvgPath d attribute.]
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* @return {Array} an array of drawing commands.
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*/
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function parseSvgPath(d) { //jshint ignore:line
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var commands = [];
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var commandTokens = ['M','L','I','H','V','C','S','Q','T','A'];
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var command;
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var in_x = false;
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var in_y = false;
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var x = '';
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var y = '';
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for(var i = 0; i <= d.length; i++) {
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if (commandTokens.indexOf(d[i]) !== -1) {
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if (in_x || in_y) {
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commands.push({command: command, x: x, y: y});
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x = '';
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y = '';
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}
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command = d[i];
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in_x = true;
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in_y = false;
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}
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else {
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if (d[i] === ',') {
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if (in_y) {
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commands.push({command: command, x: x, y: y});
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x = '';
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y = '';
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}
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in_x = !in_x;
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in_y = !in_y;
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}
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else if (in_x) {
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x += d[i];
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}
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else if (in_y) {
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y += d[i];
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}
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}
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}
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if (d[i] !== ',' && in_y) {
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commands.push({command: command, x: x, y: y});
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}
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return commands;
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}
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