Implement "n" (end path), add stubs for NYI operators
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Chris Jones
parent
f9839beda8
commit
fcdd7e3845
114
pdf.js
114
pdf.js
@ -1003,6 +1003,8 @@ var Interpreter = (function() {
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J: gfx.setLineCap,
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j: gfx.setLineJoin,
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d: gfx.setDash,
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ri: gfx.setRenderingIntent,
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i: gfx.setFlatness,
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q: gfx.save,
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Q: gfx.restore,
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cm: gfx.transform,
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@ -1017,6 +1019,7 @@ var Interpreter = (function() {
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f: gfx.fill,
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B: gfx.fillStroke,
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b: gfx.closeFillStroke,
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n: gfx.endPath,
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// Clipping
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@ -1028,12 +1031,17 @@ var Interpreter = (function() {
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gfx.setFont(font, size);
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},
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Td: gfx.moveText,
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Tm: gfx.setTextMatrix,
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Tj: gfx.showText,
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TJ: gfx.showSpacedText,
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// Type3 fonts
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// Color
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CS: gfx.setStrokeColorSpace,
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cs: gfx.setFillColorSpace,
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SC: gfx.setStrokeColor,
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sc: gfx.setFillColor,
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g: gfx.setFillGray,
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RG: gfx.setStrokeRGBColor,
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rg: gfx.setFillRGBColor,
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@ -1041,6 +1049,8 @@ var Interpreter = (function() {
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// Shading
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// Images
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// XObjects
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Do: gfx.paintXObject,
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// Marked content
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// Compatibility
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};
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@ -1064,11 +1074,10 @@ var Interpreter = (function() {
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if (IsCmd(obj)) {
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var cmd = obj.cmd;
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var fn = map[cmd];
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if (fn) {
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if (fn.length != args.length)
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this.error("Invalid number of arguments '" + cmd + "'");
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if (fn)
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// TODO figure out how to type-check vararg functions
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fn.apply(gfx, args);
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} else
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else
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this.error("Unknown command '" + cmd + "'");
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args.length = 0;
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} else {
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@ -1116,6 +1125,12 @@ var EchoGraphics = (function() {
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setDash: function(dashArray, dashPhase) {
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this.printdentln(""+ dashArray +" "+ dashPhase +" d");
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},
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setRenderingIntent: function(intent) {
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this.printdentln("/"+ intent.name + " ri");
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},
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setFlatness: function(flatness) {
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this.printdentln(""+ flatness +" i");
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},
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save: function() {
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this.printdentln("q");
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},
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@ -1157,6 +1172,9 @@ var EchoGraphics = (function() {
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closeFillStroke: function() {
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this.printdentln("b");
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},
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endPath: function() {
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this.printdentln("n");
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},
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// Clipping
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@ -1175,6 +1193,10 @@ var EchoGraphics = (function() {
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moveText: function (x, y) {
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this.printdentln(""+ x +" "+ y +" Td");
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},
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setTextMatrix: function(a, b, c, d, e, f) {
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this.printdentln(""+ a +" "+ b +" "+ c +
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" "+d +" "+ e +" "+ f + " Tm");
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},
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showText: function(text) {
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this.printdentln("( "+ text +" ) Tj");
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},
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@ -1185,6 +1207,24 @@ var EchoGraphics = (function() {
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// Type3 fonts
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// Color
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setStrokeColorSpace: function(space) {
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this.printdentln("/"+ space.name +" CS");
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},
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setFillColorSpace: function(space) {
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this.printdentln("/"+ space.name +" cs");
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},
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setStrokeColor: function(/*...*/) {
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this.printdent("");
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for (var i = 0; i < arguments.length; ++i)
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this.print(""+ arguments[i] +" ");
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this.printdentln("SC");
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},
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setFillColor: function(/*...*/) {
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this.printdent("");
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for (var i = 0; i < arguments.length; ++i)
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this.print(""+ arguments[i] +" ");
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this.printdentln("sc");
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},
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setFillGray: function(gray) {
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this.printdentln(""+ gray +" g");
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},
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@ -1198,6 +1238,10 @@ var EchoGraphics = (function() {
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// Shading
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// Images
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// XObjects
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paintXObject: function(obj) {
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this.printdentln("/"+ obj.name +" Do");
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},
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// Marked content
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// Compatibility
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@ -1209,9 +1253,13 @@ var EchoGraphics = (function() {
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this.print(str);
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this.out += "\n";
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},
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printdentln: function(str) {
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printdent: function(str) {
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this.print(this.indentationStr);
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this.println(str);
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this.print(str);
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},
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printdentln: function(str) {
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this.printdent(str);
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this.println("");
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},
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indent: function() {
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this.indentation += 2;
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@ -1277,6 +1325,12 @@ var CanvasGraphics = (function() {
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setDash: function(dashArray, dashPhase) {
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// TODO
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},
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setRenderingIntent: function(intent) {
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// TODO
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},
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setFlatness: function(flatness) {
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// TODO
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},
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save: function() {
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this.ctx.save();
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this.stateStack.push(this.current);
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@ -1322,6 +1376,9 @@ var CanvasGraphics = (function() {
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closeFillStroke: function() {
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return this.fillStroke();
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},
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endPath: function() {
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this.consumePath();
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},
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// Clipping
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@ -1339,10 +1396,13 @@ var CanvasGraphics = (function() {
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moveText: function (x, y) {
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this.current.lineX += x;
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this.current.lineY += y;
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// XXX transform
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// TODO transform
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this.current.curX = this.current.lineX;
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this.current.curY = this.current.lineY;
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},
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setTextMatrix: function(a, b, c, d, e, f) {
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// TODO
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},
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showText: function(text) {
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this.ctx.save();
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this.ctx.translate(0, 2 * this.current.curY);
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@ -1369,6 +1429,18 @@ var CanvasGraphics = (function() {
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// Type3 fonts
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// Color
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setStrokeColorSpace: function(space) {
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// TODO
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},
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setFillColorSpace: function(space) {
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// TODO
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},
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setStrokeColor: function(/*...*/) {
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// TODO
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},
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setFillColor: function(/*...*/) {
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// TODO
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},
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setFillGray: function(gray) {
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this.setFillRGBColor(gray, gray, gray);
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},
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@ -1379,6 +1451,12 @@ var CanvasGraphics = (function() {
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this.ctx.fillStyle = this.makeCssRgb(r, g, b);
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},
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// XObjects
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paintXObject: function(obj) {
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// TODO
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},
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// Helper functions
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consumePath: function() {
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@ -1499,6 +1577,13 @@ var tests = [
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int(-72), int(0), cmd("l"),
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int(4), cmd("w"),
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cmd("h"), cmd("S"),
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int(100), int(72), cmd("m"),
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int(172), int(0), cmd("l"),
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int(100), int(-72), cmd("l"),
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int(-172), int(0), cmd("l"),
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int(4), cmd("w"),
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cmd("n"),
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cmd("S"),
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eof()
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]
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},
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@ -1579,6 +1664,21 @@ var tests = [
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eof()
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],
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},
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{ name: "NYI", // check that NYI commands are no-ops
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res: { },
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mediaBox: [ 0, 0, 612, 792 ],
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objs: [
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name("Perceptual"), cmd("ri"),
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int(2), cmd("i"),
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int(1), int(0), int(0), int(1), int(80), int(80), cmd("Tm"),
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name("DeviceRGB"), cmd("CS"),
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name("DeviceGray"), cmd("cs"),
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int(1), int(0), int(0), cmd("SC"),
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int(1), cmd("sc"),
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name("object"), cmd("Do"),
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eof()
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],
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},
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];
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