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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "SkPDFDevice.h" | 8 #include "SkPDFDevice.h" |
9 | 9 |
10 #include "SkAnnotation.h" | 10 #include "SkAnnotation.h" |
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559 enum_must_match_value); | 559 enum_must_match_value); |
560 SK_COMPILE_ASSERT(SkPaint::kStrokeAndFill_Style == 2, | 560 SK_COMPILE_ASSERT(SkPaint::kStrokeAndFill_Style == 2, |
561 enum_must_match_value); | 561 enum_must_match_value); |
562 fContentStream->writeDecAsText(state.fTextFill); | 562 fContentStream->writeDecAsText(state.fTextFill); |
563 fContentStream->writeText(" Tr\n"); | 563 fContentStream->writeText(" Tr\n"); |
564 currentEntry()->fTextFill = state.fTextFill; | 564 currentEntry()->fTextFill = state.fTextFill; |
565 } | 565 } |
566 } | 566 } |
567 } | 567 } |
568 | 568 |
569 SkBaseDevice* SkPDFDevice::onCreateCompatibleDevice(const CreateInfo& cinfo) { | 569 static bool not_supported_for_layers(const SkPaint& layerPaint) { |
570 // PDF does not support image filters, so render them on CPU. | 570 // PDF does not support image filters, so render them on CPU. |
571 // Note that this rendering is done at "screen" resolution (100dpi), not | 571 // Note that this rendering is done at "screen" resolution (100dpi), not |
572 // printer resolution. | 572 // printer resolution. |
573 // FIXME: It may be possible to express some filters natively using PDF | 573 // FIXME: It may be possible to express some filters natively using PDF |
574 // to improve quality and file size (http://skbug.com/3043) | 574 // to improve quality and file size (http://skbug.com/3043) |
575 if (kImageFilter_Usage == cinfo.fUsage) { | 575 |
| 576 // TODO: should we return true if there is a colorfilter? |
| 577 return layerPaint.getImageFilter() != NULL; |
| 578 } |
| 579 |
| 580 SkBaseDevice* SkPDFDevice::onCreateDevice(const CreateInfo& cinfo, const SkPaint
* layerPaint) { |
| 581 if (layerPaint && not_supported_for_layers(*layerPaint)) { |
576 return SkBitmapDevice::Create(cinfo.fInfo); | 582 return SkBitmapDevice::Create(cinfo.fInfo); |
577 } | 583 } |
578 SkISize size = SkISize::Make(cinfo.fInfo.width(), cinfo.fInfo.height()); | 584 SkISize size = SkISize::Make(cinfo.fInfo.width(), cinfo.fInfo.height()); |
579 return SkPDFDevice::Create(size, fRasterDpi, fCanon); | 585 return SkPDFDevice::Create(size, fRasterDpi, fCanon); |
580 } | 586 } |
581 | 587 |
582 | 588 |
583 struct ContentEntry { | 589 struct ContentEntry { |
584 GraphicStateEntry fState; | 590 GraphicStateEntry fState; |
585 SkDynamicMemoryWStream fContent; | 591 SkDynamicMemoryWStream fContent; |
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2130 | 2136 |
2131 SkAutoTUnref<SkPDFObject> image( | 2137 SkAutoTUnref<SkPDFObject> image( |
2132 SkPDFCreateImageObject(fCanon, *bitmap, subset)); | 2138 SkPDFCreateImageObject(fCanon, *bitmap, subset)); |
2133 if (!image) { | 2139 if (!image) { |
2134 return; | 2140 return; |
2135 } | 2141 } |
2136 | 2142 |
2137 SkPDFUtils::DrawFormXObject(this->addXObjectResource(image.get()), | 2143 SkPDFUtils::DrawFormXObject(this->addXObjectResource(image.get()), |
2138 &content.entry()->fContent); | 2144 &content.entry()->fContent); |
2139 } | 2145 } |
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