Sakurai/pdf.js
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Add bugzill reference, reducing to 1px size

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notmasteryet 2012-02-13 22:35:42 -06:00
parent b32a7b1c8b
commit 1cfb099640
1 changed files with 5 additions and 1 deletions
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6
src/canvas.js
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@ -18,7 +18,7 @@ var TextRenderingMode = {
};
// Minimal font size that would be used during canvas fillText operations.
var MIN_FONT_SIZE = 2;
var MIN_FONT_SIZE = 1;
var CanvasExtraState = (function CanvasExtraStateClosure() {
function CanvasExtraState(old) {
@ -592,6 +592,10 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
var serif = fontObj.isSerifFont ? 'serif' : 'sans-serif';
var typeface = '"' + name + '", ' + serif;
// Some font backends cannot handle fonts below certain size.
// Keeping the font at minimal size and using the fontSizeScale to change
// the current transformation matrix before the fillText/strokeText.
// See https://bugzilla.mozilla.org/show_bug.cgi?id=726227
var browserFontSize = size >= MIN_FONT_SIZE ? size : MIN_FONT_SIZE;
this.current.fontSizeScale = browserFontSize != MIN_FONT_SIZE ? 1.0 :
size / MIN_FONT_SIZE;