This commit is contained in:
sbarman 2011-07-11 09:54:02 -07:00
parent 4861a9175d
commit 53511decbb

40
pdf.js
View File

@ -4208,27 +4208,15 @@ var CanvasGraphics = (function() {
},
getShadingPattern: function(pattern, dict) {
var matrix = dict.get("Matrix");
/*
var inv = [0,0,0,0,0,0];
var det = 1 / (matrix[0] * matrix[3] - matrix[1] * matrix[2]);
inv[0] = matrix[3] * det;
inv[1] = -matrix[1] * det;
inv[2] = -matrix[2] * det;
inv[3] = matrix[0] * det;
inv[4] = det * (matrix[2] * matrix[5] - matrix[3] * matrix[4]);
inv[5] = det * (matrix[1] * matrix[4] - matrix[0] * matrix[5]);
this.transform.apply(this, matrix);
//var shading = this.getShading(pattern.get("Shading"));
*/ return this.getShading(pattern.get("Shading"));
/* this.ctx.fillStyle = shading;
this.save();
this.transform.apply(this, matrix);
var shading = this.getShading(pattern.get("Shading"));
this.restore();
// HACK to get the gradient to show at the right location. If
// removed, the gradient will show at the pre-transform coordinates.
this.ctx.fillRect(0,0,0,0);
this.transform.apply(this, inv);
*/ },
TODO('store transform so it can be applied before every fill');
return shading;
},
getTilingPattern: function(pattern, dict, color) {
function multiply(m, tm) {
var a = m[0] * tm[0] + m[1] * tm[2];
@ -4264,7 +4252,7 @@ var CanvasGraphics = (function() {
// TODO: hack to avoid OOM, remove then pattern code is fixed
if (Math.abs(width) > 8192 || Math.abs(height) > 8192)
return this.makeCssRgb(0, 0, 0);
return 'hotpink';
var tmpCanvas = new this.ScratchCanvas(width, height);
@ -4273,16 +4261,17 @@ var CanvasGraphics = (function() {
var savedCtx = ctx;
this.ctx = tmpCtx;
var fillColor, strokeColor;
var paintType = dict.get('PaintType');
switch (paintType) {
case PAINT_TYPE_COLORED:
// should go to default for color space
tmpCtx.fillStyle = this.makeCssRgb(1, 1, 1);
tmpCtx.strokeStyle = this.makeCssRgb(0, 0, 0);
tmpCtx.fillStyle = savedCtx.fillStyle;
tmpCtx.strokeStyle = savedCtx.strokeStyle;
break;
case PAINT_TYPE_UNCOLORED:
tmpCtx.fillStyle = this.makeCssRgb.apply(this, color);
tmpCtx.strokeStyle = this.makeCssRgb.apply(this, color);
color = this.makeCssRgb.apply(this, color);
tmpCtx.fillStyle = color;
tmpCtx.strokeStyle = color;
break;
default:
error('Unsupported paint type');
@ -4316,7 +4305,6 @@ var CanvasGraphics = (function() {
this.ctx = savedCtx;
this.restore();
TODO('Inverse pattern is painted');
return this.ctx.createPattern(tmpCanvas, 'repeat');
},
setStrokeGray: function(gray) {