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Parse out multiple text-shadow values and only honor the first one.

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This commit is contained in:
Guerric Sloan 2013-06-12 16:48:23 -07:00
parent 655779743b
commit e1573f8aed
1 changed files with 9 additions and 5 deletions
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14
src/Parse.js
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@ -75,8 +75,8 @@ _html2canvas.Parse = function (images, options) {
}
}
// reuse the regex
var PARSE_TEXT_SHADOW = /(-?\d+px)|(#.+)|(rgb\(.+\))|(rgba\(.+\))/g;
var TEXT_SHADOW_PROPERTY = /((rgba|rgb)\([^\)]+\)(\s-?\d+px){0,})/g;
var TEXT_SHADOW_VALUES = /(-?\d+px)|(#.+)|(rgb\(.+\))|(rgba\(.+\))/g;
function setTextVariables(ctx, el, text_decoration, color) {
var align = false,
bold = getCSS(el, "fontWeight"),
@ -98,14 +98,18 @@ _html2canvas.Parse = function (images, options) {
ctx.setVariable("textAlign", (align) ? "right" : "left");
if (shadow !== "none") {
var s = shadow.match(PARSE_TEXT_SHADOW),
color = s[0],
// find multiple shadow declarations
var shadows = shadow.match(TEXT_SHADOW_PROPERTY);
// we'll only support one shadow for now
var s = shadows[0].match(TEXT_SHADOW_VALUES),
sX = s[1] ? s[1].replace('px', '') : 0,
sY = s[2] ? s[2].replace('px', '') : 0,
blur = s[3] ? s[3].replace('px', '') : 0;
// apply the text shadow
ctx.setVariable("shadowColor", color);
ctx.setVariable("shadowColor", s[0]);
ctx.setVariable("shadowOffsetX", sX);
ctx.setVariable("shadowOffsetY", sY);
ctx.setVariable("shadowBlur", blur);