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Better text-shadow parsing

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MoyuScript 2013-06-12 15:48:00 -07:00
parent 79d4dd0410
commit 2173c277ae
1 changed files with 7 additions and 8 deletions
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15
src/Parse.js
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@ -75,6 +75,8 @@ _html2canvas.Parse = function (images, options) {
} }
} }
// reuse the regex
var PARSE_TEXT_SHADOW = /(-?\d+px)|(#.+)|(rgb\(.+\))|(rgba\(.+\))/g;
function setTextVariables(ctx, el, text_decoration, color) { function setTextVariables(ctx, el, text_decoration, color) {
var align = false, var align = false,
bold = getCSS(el, "fontWeight"), bold = getCSS(el, "fontWeight"),
@ -96,14 +98,11 @@ _html2canvas.Parse = function (images, options) {
ctx.setVariable("textAlign", (align) ? "right" : "left"); ctx.setVariable("textAlign", (align) ? "right" : "left");
if (shadow !== "none") { if (shadow !== "none") {
var s = shadow.match(PARSE_TEXT_SHADOW),
// TODO: better text-shadow parsing color = s[0],
var parseShadow = /(rgba\([^)]*\))\s([^\s]*)\s([^\s]*)\s([^\s]*)/; sX = s[1] ? s[1].replace('px', '') : 0,
var bits = parseShadow.exec(shadow); sY = s[2] ? s[2].replace('px', '') : 0,
var color = bits[1], blur = s[3] ? s[3].replace('px', '') : 0;
sX = bits[2].replace('px', ''),
sY = bits[3].replace('px', ''),
blur = bits[4].replace('px', '');
// apply the text shadow // apply the text shadow
ctx.setVariable("shadowColor", color); ctx.setVariable("shadowColor", color);