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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2010 The Android Open Source Project | 3 * Copyright 2010 The Android Open Source Project |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 | 9 |
10 #include "SkPDFFormXObject.h" | 10 #include "SkPDFFormXObject.h" |
11 | 11 |
12 #include "SkMatrix.h" | 12 #include "SkMatrix.h" |
13 #include "SkPDFDevice.h" | 13 #include "SkPDFDevice.h" |
14 #include "SkPDFResourceDict.h" | |
15 #include "SkPDFUtils.h" | 14 #include "SkPDFUtils.h" |
16 #include "SkStream.h" | 15 #include "SkStream.h" |
17 #include "SkTypes.h" | 16 #include "SkTypes.h" |
18 | 17 |
19 SkPDFFormXObject::SkPDFFormXObject(SkPDFDevice* device) { | 18 SkPDFFormXObject::SkPDFFormXObject(SkPDFDevice* device) { |
20 // We don't want to keep around device because we'd have two copies | 19 // We don't want to keep around device because we'd have two copies |
21 // of content, so reference or copy everything we need (content and | 20 // of content, so reference or copy everything we need (content and |
22 // resources). | 21 // resources). |
23 SkAutoTUnref<SkPDFResourceDict> resourceDict(device->createResourceDict()); | 22 SkAutoTUnref<SkPDFDict> resourceDict(device->createResourceDict()); |
24 | 23 |
25 SkAutoTDelete<SkStreamAsset> content(device->content()); | 24 SkAutoTDelete<SkStreamAsset> content(device->content()); |
26 this->setData(content.get()); | 25 this->setData(content.get()); |
27 | 26 |
28 SkAutoTUnref<SkPDFArray> bboxArray(device->copyMediaBox()); | 27 SkAutoTUnref<SkPDFArray> bboxArray(device->copyMediaBox()); |
29 this->init(NULL, resourceDict.get(), bboxArray); | 28 this->init(NULL, resourceDict.get(), bboxArray); |
30 | 29 |
31 // We invert the initial transform and apply that to the xobject so that | 30 // We invert the initial transform and apply that to the xobject so that |
32 // it doesn't get applied twice. We can't just undo it because it's | 31 // it doesn't get applied twice. We can't just undo it because it's |
33 // embedded in things like shaders and images. | 32 // embedded in things like shaders and images. |
34 if (!device->initialTransform().isIdentity()) { | 33 if (!device->initialTransform().isIdentity()) { |
35 SkMatrix inverse; | 34 SkMatrix inverse; |
36 if (!device->initialTransform().invert(&inverse)) { | 35 if (!device->initialTransform().invert(&inverse)) { |
37 // The initial transform should be invertible. | 36 // The initial transform should be invertible. |
38 SkASSERT(false); | 37 SkASSERT(false); |
39 inverse.reset(); | 38 inverse.reset(); |
40 } | 39 } |
41 insert("Matrix", SkPDFUtils::MatrixToArray(inverse))->unref(); | 40 insert("Matrix", SkPDFUtils::MatrixToArray(inverse))->unref(); |
42 } | 41 } |
43 } | 42 } |
44 | 43 |
45 /** | 44 /** |
46 * Creates a FormXObject from a content stream and associated resources. | 45 * Creates a FormXObject from a content stream and associated resources. |
47 */ | 46 */ |
48 SkPDFFormXObject::SkPDFFormXObject(SkStream* content, SkRect bbox, | 47 SkPDFFormXObject::SkPDFFormXObject(SkStream* content, SkRect bbox, |
49 SkPDFResourceDict* resourceDict) { | 48 SkPDFDict* resourceDict) { |
50 setData(content); | 49 setData(content); |
51 | 50 |
52 SkAutoTUnref<SkPDFArray> bboxArray(SkPDFUtils::RectToArray(bbox)); | 51 SkAutoTUnref<SkPDFArray> bboxArray(SkPDFUtils::RectToArray(bbox)); |
53 init("DeviceRGB", resourceDict, bboxArray); | 52 init("DeviceRGB", resourceDict, bboxArray); |
54 } | 53 } |
55 | 54 |
56 /** | 55 /** |
57 * Common initialization code. | 56 * Common initialization code. |
58 * Note that bbox is unreferenced here, so calling code does not need worry. | 57 * Note that bbox is unreferenced here, so calling code does not need worry. |
59 */ | 58 */ |
(...skipping 10 matching lines...) Expand all Loading... |
70 group->insertName("S", "Transparency"); | 69 group->insertName("S", "Transparency"); |
71 | 70 |
72 if (colorSpace != NULL) { | 71 if (colorSpace != NULL) { |
73 group->insertName("CS", colorSpace); | 72 group->insertName("CS", colorSpace); |
74 } | 73 } |
75 group->insert("I", new SkPDFBool(true))->unref(); // Isolated. | 74 group->insert("I", new SkPDFBool(true))->unref(); // Isolated. |
76 insert("Group", group.get()); | 75 insert("Group", group.get()); |
77 } | 76 } |
78 | 77 |
79 SkPDFFormXObject::~SkPDFFormXObject() {} | 78 SkPDFFormXObject::~SkPDFFormXObject() {} |
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