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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 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 #ifndef SkFontDescriptor_DEFINED | 8 #ifndef SkFontDescriptor_DEFINED |
9 #define SkFontDescriptor_DEFINED | 9 #define SkFontDescriptor_DEFINED |
10 | 10 |
11 #include "SkStream.h" | 11 #include "SkStream.h" |
12 #include "SkString.h" | 12 #include "SkString.h" |
13 #include "SkTypeface.h" | 13 #include "SkTypeface.h" |
14 | 14 |
15 class SkFontData { | 15 class SkFontDescriptor { |
16 public: | |
17 /** This takes ownership of 'stream'. Makes a copy of the data in 'axis'. */ | |
18 SkFontData(SkStreamAsset* stream, int index, const SkFixed axis[], int axisC
ount) | |
19 : fStream(stream), fIndex(index), fAxisCount(axisCount), fAxis(axisCount
) | |
20 { | |
21 for (int i = 0; i < axisCount; ++i) { | |
22 fAxis[i] = axis[i]; | |
23 } | |
24 } | |
25 SkFontData(const SkFontData& that) | |
26 : fStream(that.fStream->duplicate()) | |
27 , fIndex(that.fIndex) | |
28 , fAxisCount(that.fAxisCount) | |
29 , fAxis(fAxisCount) | |
30 { | |
31 for (int i = 0; i < fAxisCount; ++i) { | |
32 fAxis[i] = that.fAxis[i]; | |
33 } | |
34 } | |
35 bool hasStream() const { return fStream.get() != NULL; } | |
36 SkStreamAsset* duplicateStream() const { return fStream->duplicate(); } | |
37 SkStreamAsset* detachStream() { return fStream.detach(); } | |
38 SkStreamAsset* getStream() { return fStream.get(); } | |
39 int getIndex() const { return fIndex; } | |
40 int getAxisCount() const { return fAxisCount; } | |
41 const SkFixed* getAxis() const { return fAxis.get(); } | |
42 | |
43 private: | |
44 SkAutoTDelete<SkStreamAsset> fStream; | |
45 int fIndex; | |
46 int fAxisCount; | |
47 SkAutoSTMalloc<4, SkFixed> fAxis; | |
48 }; | |
49 | |
50 class SkFontDescriptor : SkNoncopyable { | |
51 public: | 16 public: |
52 SkFontDescriptor(SkTypeface::Style = SkTypeface::kNormal); | 17 SkFontDescriptor(SkTypeface::Style = SkTypeface::kNormal); |
53 // Does not affect ownership of SkStream. | 18 // Does not affect ownership of SkStream. |
54 SkFontDescriptor(SkStream*); | 19 SkFontDescriptor(SkStream*); |
55 | 20 |
56 void serialize(SkWStream*); | 21 void serialize(SkWStream*); |
57 | 22 |
58 SkTypeface::Style getStyle() { return fStyle; } | 23 SkTypeface::Style getStyle() { return fStyle; } |
59 void setStyle(SkTypeface::Style style) { fStyle = style; } | 24 void setStyle(SkTypeface::Style style) { fStyle = style; } |
60 | 25 |
61 const char* getFamilyName() const { return fFamilyName.c_str(); } | 26 const char* getFamilyName() const { return fFamilyName.c_str(); } |
62 const char* getFullName() const { return fFullName.c_str(); } | 27 const char* getFullName() const { return fFullName.c_str(); } |
63 const char* getPostscriptName() const { return fPostscriptName.c_str(); } | 28 const char* getPostscriptName() const { return fPostscriptName.c_str(); } |
64 bool hasFontData() const { return fFontData.get() != NULL; } | 29 bool hasFontData() const { return fFontData.get() != NULL; } |
65 SkFontData* detachFontData() { return fFontData.detach(); } | 30 // Transfers ownership to the caller. |
| 31 SkStreamAsset* transferFontData() { return fFontData.detach(); } |
| 32 int getFontIndex() const { return fFontIndex; } |
66 | 33 |
67 void setFamilyName(const char* name) { fFamilyName.set(name); } | 34 void setFamilyName(const char* name) { fFamilyName.set(name); } |
68 void setFullName(const char* name) { fFullName.set(name); } | 35 void setFullName(const char* name) { fFullName.set(name); } |
69 void setPostscriptName(const char* name) { fPostscriptName.set(name); } | 36 void setPostscriptName(const char* name) { fPostscriptName.set(name); } |
70 /** Set the font data only if it is necessary for serialization. | 37 /** Set the font data only if it is necessary for serialization. |
71 * This method takes ownership of the font data. */ | 38 * This method takes ownership of the stream (both reference and cursor). |
72 void setFontData(SkFontData* data) { fFontData.reset(data); } | 39 */ |
| 40 void setFontData(SkStreamAsset* stream) { fFontData.reset(stream); } |
| 41 void setFontIndex(int index) { fFontIndex = index; } |
73 | 42 |
74 private: | 43 private: |
75 SkString fFamilyName; | 44 SkString fFamilyName; |
76 SkString fFullName; | 45 SkString fFullName; |
77 SkString fPostscriptName; | 46 SkString fPostscriptName; |
78 SkAutoTDelete<SkFontData> fFontData; | 47 SkAutoTDelete<SkStreamAsset> fFontData; |
| 48 int fFontIndex; |
79 | 49 |
80 SkTypeface::Style fStyle; | 50 SkTypeface::Style fStyle; |
81 }; | 51 }; |
82 | 52 |
83 #endif // SkFontDescriptor_DEFINED | 53 #endif // SkFontDescriptor_DEFINED |
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