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Refactoring

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This commit is contained in:
MoyuScript 2013-08-06 17:55:13 +03:00
parent 25abef772e
commit 55641a0fd8
1 changed files with 21 additions and 24 deletions
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45
src/Core.js
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@ -18,7 +18,11 @@ _html2canvas.Util.trimText = (function(isNative){
if(isNative) { return isNative.apply( input ); } if(isNative) { return isNative.apply( input ); }
else { return ((input || '') + '').replace( /^\s+|\s+$/g , '' ); } else { return ((input || '') + '').replace( /^\s+|\s+$/g , '' ); }
}; };
})( String.prototype.trim ); })(String.prototype.trim);
_html2canvas.Util.asFloat = function(v) {
return parseFloat(v);
};
(function() { (function() {
// TODO: support all possible length values // TODO: support all possible length values
@ -256,18 +260,18 @@ _html2canvas.Util.resizeBounds = function( current_width, current_height, target
if(!stretch_mode || stretch_mode === 'auto') { if(!stretch_mode || stretch_mode === 'auto') {
output_width = target_width; output_width = target_width;
output_height = target_height; output_height = target_height;
} else if(target_ratio < current_ratio ^ stretch_mode === 'contain') {
output_height = target_height;
output_width = target_height * current_ratio;
} else { } else {
if(target_ratio < current_ratio ^ stretch_mode === 'contain') { output_width = target_width;
output_height = target_height; output_height = target_width / current_ratio;
output_width = target_height * current_ratio;
} else {
output_width = target_width;
output_height = target_width / current_ratio;
}
} }
return { width: output_width, height: output_height }; return {
width: output_width,
height: output_height
};
}; };
function backgroundBoundsFactory( prop, el, bounds, image, imageIndex, backgroundSize ) { function backgroundBoundsFactory( prop, el, bounds, image, imageIndex, backgroundSize ) {
@ -356,22 +360,17 @@ _html2canvas.Util.Extend = function (options, defaults) {
_html2canvas.Util.Children = function( elem ) { _html2canvas.Util.Children = function( elem ) {
var children; var children;
try { try {
children = (elem.nodeName && elem.nodeName.toUpperCase() === "IFRAME") ? elem.contentDocument || elem.contentWindow.document : (function(array) {
children = (elem.nodeName && elem.nodeName.toUpperCase() === "IFRAME") ?
elem.contentDocument || elem.contentWindow.document : (function( array ){
var ret = []; var ret = [];
if (array !== null) {
if ( array !== null ) { (function(first, second ) {
(function( first, second ) {
var i = first.length, var i = first.length,
j = 0; j = 0;
if (typeof second.length === "number") { if (typeof second.length === "number") {
for ( var l = second.length; j < l; j++ ) { for (var l = second.length; j < l; j++) {
first[ i++ ] = second[ j ]; first[i++] = second[j];
} }
} else { } else {
while (second[j] !== undefined) { while (second[j] !== undefined) {
first[i++] = second[j++]; first[i++] = second[j++];
@ -381,12 +380,10 @@ _html2canvas.Util.Children = function( elem ) {
first.length = i; first.length = i;
return first; return first;
})( ret, array ); })(ret, array);
} }
return ret; return ret;
})( elem.childNodes ); })(elem.childNodes);
} catch (ex) { } catch (ex) {
h2clog("html2canvas.Util.Children failed with exception: " + ex.message); h2clog("html2canvas.Util.Children failed with exception: " + ex.message);