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Added paintJpegXObject

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This commit is contained in:
pramodhkp 2014-06-25 01:54:00 +05:30
parent d799a18b74
commit 7efd50e64d
2 changed files with 28 additions and 3 deletions
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2
examples/svgviewer/viewer.js
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@ -53,7 +53,7 @@ PDFJS.getDocument(url).then(function(pdf) {
};
// the next page fetch will start only after this page rendering is done
return page.getOperatorList().then(function (opList) {
var svgGfx = new SVGGraphics(page.commonObjs);
var svgGfx = new SVGGraphics(page.commonObjs, page.objs);
return svgGfx.loadDependencies(opList).then(function (values) {
return svgGfx.beginDrawing(renderContext.viewport,
renderContext.pageNum, renderContext.container, opList);

29
src/display/svg.js
View File

@ -104,18 +104,20 @@ function opListToTree(opList) {
var SVGGraphics = (function SVGGraphicsClosure(ctx) {
function SVGGraphics(commonObjs) {
function SVGGraphics(commonObjs, objs) {
this.current = new SVGExtraState();
this.transformMatrix = IDENTITY_MATRIX; // Graphics state matrix
this.transformStack = [];
this.extraStack = [];
this.commonObjs = commonObjs;
this.objs = objs;
this.pendingEOFill = false;
}
var NS = 'http://www.w3.org/2000/svg';
var XML_NS = 'http://www.w3.org/XML/1998/namespace';
var XLINK_NS = 'http://www.w3.org/1999/xlink';
var LINE_CAP_STYLES = ['butt', 'round', 'square'];
var LINE_JOIN_STYLES = ['miter', 'round', 'bevel'];
var NORMAL_CLIP = {};
@ -157,10 +159,15 @@ var SVGGraphics = (function SVGGraphicsClosure(ctx) {
for (var n = 0, nn = deps.length; n < nn; n++) {
var obj = deps[n];
var common = obj.substring(0, 2) === 'g_';
var promise;
if (common) {
var promise = new Promise(function(resolve) {
promise = new Promise(function(resolve) {
self.commonObjs.get(obj, resolve);
});
} else {
promise = new Promise(function(resolve) {
self.objs.get(obj, resolve);
});
}
this.current.dependencies.push(promise);
}
@ -303,6 +310,9 @@ var SVGGraphics = (function SVGGraphicsClosure(ctx) {
case OPS.paintSolidColorImageMask:
this.paintSolidColorImageMask();
break;
case OPS.paintJpegXObject:
this.paintJpegXObject(args[0], args[1], args[2]);
break;
case OPS.closePath:
this.closePath();
break;
@ -684,6 +694,21 @@ var SVGGraphics = (function SVGGraphicsClosure(ctx) {
rect.setAttributeNS(null, 'fill', current.fillColor);
this.tgrp.appendChild(rect);
},
paintJpegXObject:
function SVGGraphics_paintJpegXObject(objId, w, h) {
var current = this.current;
var imgObj = this.objs.get(objId);
var imgEl = document.createElementNS(NS, 'svg:image');
imgEl.setAttributeNS(XLINK_NS, 'href', imgObj.src);
imgEl.setAttributeNS(null, 'width', imgObj.width);
imgEl.setAttributeNS(null, 'height', imgObj.height);
imgEl.setAttributeNS(null, 'x', 0);
imgEl.setAttributeNS(null, 'y', -h);
imgEl.setAttributeNS(null, 'transform', 'scale(' + 1 / w +
' ' + -1 / h + ')');
this.tgrp.appendChild(imgEl);
},
};
return SVGGraphics;
})();