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1 /* | |
2 * Copyright 2014 Google Inc. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license that can be | |
5 * found in the LICENSE file. | |
6 */ | |
7 | |
8 #include "DMPDFTask.h" | |
9 #include "DMExpectationsTask.h" | |
10 #include "DMPDFRasterizeTask.h" | |
11 #include "DMUtil.h" | |
12 #include "DMWriteTask.h" | |
13 #include "SkCommandLineFlags.h" | |
14 #include "SkDocument.h" | |
15 | |
16 DEFINE_bool(pdf, true, "PDF backend master switch."); | |
17 | |
18 namespace DM { | |
19 | |
20 PDFTask::PDFTask(const char* suffix, | |
21 Reporter* reporter, | |
22 TaskRunner* taskRunner, | |
23 const Expectations& expectations, | |
24 skiagm::GMRegistry::Factory factory, | |
25 RasterizePdfProc rasterizePdfProc) | |
26 : CpuTask(reporter, taskRunner) | |
27 , fGM(factory(NULL)) | |
28 , fName(UnderJoin(fGM->getName(), suffix)) | |
29 , fExpectations(expectations) | |
30 , fRasterize(rasterizePdfProc) {} | |
31 | |
32 namespace { | |
33 | |
34 class SinglePagePDF { | |
35 public: | |
36 SinglePagePDF(SkScalar width, SkScalar height) | |
37 : fDocument(SkDocument::CreatePDF(&fWriteStream)) | |
38 , fCanvas(fDocument->beginPage(width, height)) {} | |
39 | |
40 SkCanvas* canvas() { return fCanvas; } | |
41 | |
42 SkData* end() { | |
43 fCanvas->flush(); | |
44 fDocument->endPage(); | |
45 fDocument->close(); | |
46 return fWriteStream.copyToData(); | |
47 } | |
48 | |
49 private: | |
50 SkDynamicMemoryWStream fWriteStream; | |
51 SkAutoTUnref<SkDocument> fDocument; | |
52 SkCanvas* fCanvas; | |
53 }; | |
54 | |
55 } // namespace | |
56 | |
57 void PDFTask::draw() { | |
58 SinglePagePDF pdf(fGM->width(), fGM->height()); | |
59 //TODO(mtklein): GM doesn't do this. Why not? | |
60 //pdf.canvas()->concat(fGM->getInitialTransform()); | |
vandebo (ex-Chrome)
2014/06/03 20:39:56
Because it passes it into the PDF device: https://
| |
61 fGM->draw(pdf.canvas()); | |
62 | |
63 SkAutoTUnref<SkData> pdfData(pdf.end()); | |
64 SkASSERT(pdfData.get()); | |
65 | |
66 if (!(fGM->getFlags() & skiagm::GM::kSkipPDFRasterization_Flag)) { | |
67 this->spawnChild(SkNEW_ARGS(PDFRasterizeTask, | |
68 (*this, pdfData.get(), fExpectations, fRaste rize))); | |
69 } | |
70 this->spawnChild(SkNEW_ARGS(WriteTask, (*this, pdfData.get(), ".pdf"))); | |
71 } | |
72 | |
73 bool PDFTask::shouldSkip() const { | |
74 if (!FLAGS_pdf) { | |
75 return true; | |
76 } | |
77 if (fGM->getFlags() & skiagm::GM::kSkipPDF_Flag) { | |
78 return true; | |
79 } | |
80 return false; | |
81 } | |
82 | |
83 } // namespace DM | |
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