Welis Garagen-Anzeige
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<!doctype html>
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<html lang="en">
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<head>
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<title>Code coverage report for lib\png.js</title>
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<meta charset="utf-8">
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<link rel="stylesheet" href="../prettify.css">
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<link rel="stylesheet" href="../base.css">
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<style type='text/css'>
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div.coverage-summary .sorter {
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background-image: url(../sort-arrow-sprite.png);
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}
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</style>
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</head>
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<body>
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<div class="header medium">
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<h1>Code coverage report for <span class="entity">lib\png.js</span></h1>
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<h2>
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Statements: <span class="metric">60.26% <small>(47 / 78)</small></span>
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Branches: <span class="metric">38.89% <small>(14 / 36)</small></span>
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Functions: <span class="metric">56.25% <small>(9 / 16)</small></span>
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Lines: <span class="metric">61.84% <small>(47 / 76)</small></span>
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Ignored: <span class="metric"><span class="ignore-none">none</span></span>
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</h2>
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<div class="path"><a href="../index.html">All files</a> » <a href="index.html">lib/</a> » png.js</div>
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</div>
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<div class="body">
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<span class="cline-any cline-yes">1</span></td><td class="text"><pre class="prettyprint lang-js">// Copyright (c) 2012 Kuba Niegowski
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
// of this software and associated documentation files (the "Software"), to deal
|
||||
// in the Software without restriction, including without limitation the rights
|
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
|
||||
// furnished to do so, subject to the following conditions:
|
||||
//
|
||||
// The above copyright notice and this permission notice shall be included in
|
||||
// all copies or substantial portions of the Software.
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||||
//
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||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
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// THE SOFTWARE.
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||||
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'use strict';
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var util = require('util'),
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Stream = require('stream'),
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Parser = require('./parser-async'),
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Packer = require('./packer'),
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PNGSync = require('./png-sync');
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||||
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var PNG = exports.PNG = function(options) {
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Stream.call(this);
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options = options || {};
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||||
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this.width = options.width || 0;
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||||
this.height = options.height || 0;
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||||
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||||
this.data = this.width > 0 && <span class="branch-1 cbranch-no" title="branch not covered" >this.height > 0</span>
|
||||
? <span class="branch-0 cbranch-no" title="branch not covered" >new Buffer(4 * this.width * this.height) </span>: null;
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<span class="missing-if-branch" title="if path not taken" >I</span>if(options.fill && <span class="branch-1 cbranch-no" title="branch not covered" >this.data)</span>{<span class="cstat-no" title="statement not covered" >this.data.fill(0)}</span>;
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|
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this.gamma = 0;
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this.readable = this.writable = true;
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this._parser = new Parser(options || <span class="branch-1 cbranch-no" title="branch not covered" >{})</span>;
|
||||
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this._parser.on('error', this.emit.bind(this, 'error'));
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this._parser.on('close', this._handleClose.bind(this));
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this._parser.on('metadata', this._metadata.bind(this));
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this._parser.on('gamma', this._gamma.bind(this));
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this._parser.on('parsed', function(data) {
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this.data = data;
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this.emit('parsed', data);
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}.bind(this));
|
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|
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this._packer = new Packer(options);
|
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this._packer.on('data', this.emit.bind(this, 'data'));
|
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this._packer.on('end', this.emit.bind(this, 'end'));
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this._parser.on('close', this._handleClose.bind(this));
|
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this._packer.on('error', this.emit.bind(this, 'error'));
|
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|
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};
|
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util.inherits(PNG, Stream);
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|
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PNG.sync = PNGSync;
|
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|
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PNG.prototype.pack = function() {
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|
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process.nextTick(function() {
|
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this._packer.pack(this.data, this.width, this.height);
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}.bind(this));
|
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|
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return this;
|
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};
|
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|
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PNG.prototype.parse = <span class="fstat-no" title="function not covered" >function(data, callback) {</span>
|
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|
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<span class="cstat-no" title="statement not covered" > if (callback) {</span>
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<span class="cstat-no" title="statement not covered" > var onParsed = null, onError = null;</span>
|
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<span class="cstat-no" title="statement not covered" > this.once('parsed', onParsed = <span class="fstat-no" title="function not covered" >function(data) {</span></span>
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<span class="cstat-no" title="statement not covered" > this.removeListener('error', onError);</span>
|
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|
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<span class="cstat-no" title="statement not covered" > this.data = data;</span>
|
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<span class="cstat-no" title="statement not covered" > callback(null, this);</span>
|
||||
|
||||
}.bind(this));
|
||||
|
||||
<span class="cstat-no" title="statement not covered" > this.once('error', onError = <span class="fstat-no" title="function not covered" >function(err) {</span></span>
|
||||
<span class="cstat-no" title="statement not covered" > this.removeListener('parsed', onParsed);</span>
|
||||
|
||||
<span class="cstat-no" title="statement not covered" > callback(err, null);</span>
|
||||
}.bind(this));
|
||||
}
|
||||
|
||||
<span class="cstat-no" title="statement not covered" > this.end(data);</span>
|
||||
<span class="cstat-no" title="statement not covered" > return this;</span>
|
||||
};
|
||||
|
||||
PNG.prototype.write = function(data) {
|
||||
this._parser.write(data);
|
||||
return true;
|
||||
};
|
||||
|
||||
PNG.prototype.end = function(data) {
|
||||
this._parser.end(data);
|
||||
};
|
||||
|
||||
PNG.prototype._metadata = function(metadata) {
|
||||
this.width = metadata.width;
|
||||
this.height = metadata.height;
|
||||
|
||||
this.emit('metadata', metadata);
|
||||
};
|
||||
|
||||
PNG.prototype._gamma = function(gamma) {
|
||||
this.gamma = gamma;
|
||||
};
|
||||
|
||||
PNG.prototype._handleClose = function() {
|
||||
<span class="missing-if-branch" title="if path not taken" >I</span>if (!this._parser.writable && !this._packer.readable)
|
||||
<span class="cstat-no" title="statement not covered" > this.emit('close');</span>
|
||||
};
|
||||
|
||||
PNG.bitblt = <span class="fstat-no" title="function not covered" >function(src, dst, sx, sy, w, h, dx, dy) {</span>
|
||||
|
||||
<span class="cstat-no" title="statement not covered" > if (sx > src.width || sy > src.height</span>
|
||||
|| sx + w > src.width || sy + h > src.height)
|
||||
<span class="cstat-no" title="statement not covered" > throw new Error('bitblt reading outside image');</span>
|
||||
<span class="cstat-no" title="statement not covered" > if (dx > dst.width || dy > dst.height</span>
|
||||
|| dx + w > dst.width || dy + h > dst.height)
|
||||
<span class="cstat-no" title="statement not covered" > throw new Error('bitblt writing outside image');</span>
|
||||
|
||||
<span class="cstat-no" title="statement not covered" > for (var y = 0; y < h; y++) {</span>
|
||||
<span class="cstat-no" title="statement not covered" > src.data.copy(dst.data,</span>
|
||||
((dy + y) * dst.width + dx) << 2,
|
||||
((sy + y) * src.width + sx) << 2,
|
||||
((sy + y) * src.width + sx + w) << 2
|
||||
);
|
||||
}
|
||||
};
|
||||
|
||||
|
||||
PNG.prototype.bitblt = <span class="fstat-no" title="function not covered" >function(dst, sx, sy, w, h, dx, dy) {</span>
|
||||
|
||||
<span class="cstat-no" title="statement not covered" > PNG.bitblt(this, dst, sx, sy, w, h, dx, dy);</span>
|
||||
<span class="cstat-no" title="statement not covered" > return this;</span>
|
||||
};
|
||||
|
||||
PNG.adjustGamma = <span class="fstat-no" title="function not covered" >function(src) {</span>
|
||||
<span class="cstat-no" title="statement not covered" > if (src.gamma) {</span>
|
||||
<span class="cstat-no" title="statement not covered" > for (var y = 0; y < src.height; y++) {</span>
|
||||
<span class="cstat-no" title="statement not covered" > for (var x = 0; x < src.width; x++) {</span>
|
||||
<span class="cstat-no" title="statement not covered" > var idx = (src.width * y + x) << 2;</span>
|
||||
|
||||
<span class="cstat-no" title="statement not covered" > for (var i = 0; i < 3; i++) {</span>
|
||||
<span class="cstat-no" title="statement not covered" > var sample = src.data[idx + i] / 255;</span>
|
||||
<span class="cstat-no" title="statement not covered" > sample = Math.pow(sample, 1 / 2.2 / src.gamma);</span>
|
||||
<span class="cstat-no" title="statement not covered" > src.data[idx + i] = Math.round(sample * 255);</span>
|
||||
}
|
||||
}
|
||||
}
|
||||
<span class="cstat-no" title="statement not covered" > src.gamma = 0;</span>
|
||||
}
|
||||
};
|
||||
|
||||
PNG.prototype.adjustGamma = <span class="fstat-no" title="function not covered" >function() {</span> <span class="cstat-no" title="statement not covered" >PNG.adjustGamma(this); </span>};</pre></td></tr>
|
||||
</table></pre>
|
||||
|
||||
</div>
|
||||
<div class="footer">
|
||||
<div class="meta">Generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Mon Aug 03 2015 22:18:47 GMT+0100 (GMT Summer Time)</div>
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||||
</div>
|
||||
<script src="../prettify.js"></script>
|
||||
<script>
|
||||
window.onload = function () {
|
||||
if (typeof prettyPrint === 'function') {
|
||||
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|
||||
}
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
Reference in New Issue
Block a user