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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" |
| 11 #include "SkBitmapDevice.h" |
11 #include "SkColor.h" | 12 #include "SkColor.h" |
12 #include "SkClipStack.h" | 13 #include "SkClipStack.h" |
13 #include "SkData.h" | 14 #include "SkData.h" |
14 #include "SkDraw.h" | 15 #include "SkDraw.h" |
15 #include "SkFontHost.h" | 16 #include "SkFontHost.h" |
16 #include "SkGlyphCache.h" | 17 #include "SkGlyphCache.h" |
17 #include "SkPaint.h" | 18 #include "SkPaint.h" |
18 #include "SkPath.h" | 19 #include "SkPath.h" |
19 #include "SkPathOps.h" | 20 #include "SkPathOps.h" |
20 #include "SkPDFFont.h" | 21 #include "SkPDFFont.h" |
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560 SK_COMPILE_ASSERT(SkPaint::kStrokeAndFill_Style == 2, | 561 SK_COMPILE_ASSERT(SkPaint::kStrokeAndFill_Style == 2, |
561 enum_must_match_value); | 562 enum_must_match_value); |
562 fContentStream->writeDecAsText(state.fTextFill); | 563 fContentStream->writeDecAsText(state.fTextFill); |
563 fContentStream->writeText(" Tr\n"); | 564 fContentStream->writeText(" Tr\n"); |
564 currentEntry()->fTextFill = state.fTextFill; | 565 currentEntry()->fTextFill = state.fTextFill; |
565 } | 566 } |
566 } | 567 } |
567 } | 568 } |
568 | 569 |
569 SkBaseDevice* SkPDFDevice::onCreateDevice(const SkImageInfo& info, Usage usage)
{ | 570 SkBaseDevice* SkPDFDevice::onCreateDevice(const SkImageInfo& info, Usage usage)
{ |
| 571 // PDF does not support image filters, so render them on CPU. |
| 572 // Note that this rendering is done at "screen" resolution (100dpi), not |
| 573 // printer resolution. |
| 574 // FIXME: It may be possible to express some filters natively using PDF |
| 575 // to improve quality and file size (http://skbug.com/3043) |
| 576 if (kImageFilter_Usage == usage) { |
| 577 return SkBitmapDevice::Create(info); |
| 578 } |
| 579 |
570 SkMatrix initialTransform; | 580 SkMatrix initialTransform; |
571 initialTransform.reset(); | 581 initialTransform.reset(); |
572 SkISize size = SkISize::Make(info.width(), info.height()); | 582 SkISize size = SkISize::Make(info.width(), info.height()); |
573 return SkNEW_ARGS(SkPDFDevice, (size, size, initialTransform)); | 583 return SkNEW_ARGS(SkPDFDevice, (size, size, initialTransform)); |
574 } | 584 } |
575 | 585 |
576 | 586 |
577 struct ContentEntry { | 587 struct ContentEntry { |
578 GraphicStateEntry fState; | 588 GraphicStateEntry fState; |
579 SkDynamicMemoryWStream fContent; | 589 SkDynamicMemoryWStream fContent; |
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2193 SkAutoTUnref<SkPDFObject> image( | 2203 SkAutoTUnref<SkPDFObject> image( |
2194 SkPDFCreateImageObject(*bitmap, subset, fEncoder)); | 2204 SkPDFCreateImageObject(*bitmap, subset, fEncoder)); |
2195 if (!image) { | 2205 if (!image) { |
2196 return; | 2206 return; |
2197 } | 2207 } |
2198 | 2208 |
2199 SkPDFUtils::DrawFormXObject(this->addXObjectResource(image.get()), | 2209 SkPDFUtils::DrawFormXObject(this->addXObjectResource(image.get()), |
2200 &content.entry()->fContent); | 2210 &content.entry()->fContent); |
2201 } | 2211 } |
2202 | 2212 |
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