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1 /* | 1 /* |
2 * Copyright 2011 The Android Open Source Project | 2 * Copyright 2011 The Android Open Source Project |
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 "SkAdvancedTypefaceMetrics.h" | 8 #include "SkAdvancedTypefaceMetrics.h" |
| 9 #include "SkEndian.h" |
9 #include "SkFontDescriptor.h" | 10 #include "SkFontDescriptor.h" |
10 #include "SkFontHost.h" | 11 #include "SkFontHost.h" |
| 12 #include "SkOTTable_OS_2.h" |
11 #include "SkStream.h" | 13 #include "SkStream.h" |
12 #include "SkTypeface.h" | 14 #include "SkTypeface.h" |
13 | 15 |
14 //#define TRACE_LIFECYCLE | 16 //#define TRACE_LIFECYCLE |
15 | 17 |
16 #ifdef TRACE_LIFECYCLE | 18 #ifdef TRACE_LIFECYCLE |
17 static int32_t gTypefaceCounter; | 19 static int32_t gTypefaceCounter; |
18 #endif | 20 #endif |
19 | 21 |
20 SkTypeface::SkTypeface(Style style, SkFontID fontID, bool isFixedPitch) | 22 SkTypeface::SkTypeface(Style style, SkFontID fontID, bool isFixedPitch) |
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252 bool isLocal = false; | 254 bool isLocal = false; |
253 SkFontDescriptor desc(this->style()); | 255 SkFontDescriptor desc(this->style()); |
254 this->onGetFontDescriptor(&desc, &isLocal); | 256 this->onGetFontDescriptor(&desc, &isLocal); |
255 name->set(desc.getFamilyName()); | 257 name->set(desc.getFamilyName()); |
256 } | 258 } |
257 | 259 |
258 SkAdvancedTypefaceMetrics* SkTypeface::getAdvancedTypefaceMetrics( | 260 SkAdvancedTypefaceMetrics* SkTypeface::getAdvancedTypefaceMetrics( |
259 SkAdvancedTypefaceMetrics::PerGlyphInfo info, | 261 SkAdvancedTypefaceMetrics::PerGlyphInfo info, |
260 const uint32_t* glyphIDs, | 262 const uint32_t* glyphIDs, |
261 uint32_t glyphIDsCount) const { | 263 uint32_t glyphIDsCount) const { |
262 return this->onGetAdvancedTypefaceMetrics(info, glyphIDs, glyphIDsCount); | 264 SkAdvancedTypefaceMetrics* result = |
| 265 this->onGetAdvancedTypefaceMetrics(info, glyphIDs, glyphIDsCount); |
| 266 if (result && result->fType == SkAdvancedTypefaceMetrics::kTrueType_Font) { |
| 267 struct SkOTTableOS2 os2table; |
| 268 if (this->getTableData(SkEndian_SwapBE32(SkOTTableOS2::TAG), 0, |
| 269 sizeof(os2table), &os2table) > 0) { |
| 270 if (os2table.version.v2.fsType.field.Restricted || |
| 271 os2table.version.v2.fsType.field.Bitmap) { |
| 272 result->fFlags = SkTBitOr<SkAdvancedTypefaceMetrics::FontFlags>( |
| 273 result->fFlags, |
| 274 SkAdvancedTypefaceMetrics::kNotEmbeddable_FontFlag); |
| 275 } |
| 276 if (os2table.version.v2.fsType.field.NoSubsetting) { |
| 277 result->fFlags = SkTBitOr<SkAdvancedTypefaceMetrics::FontFlags>( |
| 278 result->fFlags, |
| 279 SkAdvancedTypefaceMetrics::kNotSubsettable_FontFlag); |
| 280 } |
| 281 } |
| 282 } |
| 283 return result; |
263 } | 284 } |
264 | 285 |
265 /////////////////////////////////////////////////////////////////////////////// | 286 /////////////////////////////////////////////////////////////////////////////// |
266 | 287 |
267 bool SkTypeface::onGetKerningPairAdjustments(const uint16_t glyphs[], int count, | 288 bool SkTypeface::onGetKerningPairAdjustments(const uint16_t glyphs[], int count, |
268 int32_t adjustments[]) const { | 289 int32_t adjustments[]) const { |
269 return false; | 290 return false; |
270 } | 291 } |
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