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1 /* | 1 /* |
2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 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 "SkBitmap.h" | 8 #include "SkBitmap.h" |
9 #include "SkCanvas.h" | 9 #include "SkCanvas.h" |
10 #include "SkDescriptor.h" | 10 #include "SkDescriptor.h" |
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194 , fFace(face) | 194 , fFace(face) |
195 { | 195 { |
196 fRec.getSingleMatrix(&fMatrix); | 196 fRec.getSingleMatrix(&fMatrix); |
197 this->forceGenerateImageFromPath(); | 197 this->forceGenerateImageFromPath(); |
198 } | 198 } |
199 | 199 |
200 virtual ~SkTestScalerContext() { | 200 virtual ~SkTestScalerContext() { |
201 } | 201 } |
202 | 202 |
203 protected: | 203 protected: |
204 unsigned generateGlyphCount() SK_OVERRIDE { | 204 unsigned generateGlyphCount() override { |
205 return fFace->onCountGlyphs(); | 205 return fFace->onCountGlyphs(); |
206 } | 206 } |
207 | 207 |
208 uint16_t generateCharToGlyph(SkUnichar uni) SK_OVERRIDE { | 208 uint16_t generateCharToGlyph(SkUnichar uni) override { |
209 uint16_t glyph; | 209 uint16_t glyph; |
210 (void) fFace->onCharsToGlyphs((const void *) &uni, SkTypeface::kUTF16_En
coding, &glyph, 1); | 210 (void) fFace->onCharsToGlyphs((const void *) &uni, SkTypeface::kUTF16_En
coding, &glyph, 1); |
211 return glyph; | 211 return glyph; |
212 } | 212 } |
213 | 213 |
214 void generateAdvance(SkGlyph* glyph) SK_OVERRIDE { | 214 void generateAdvance(SkGlyph* glyph) override { |
215 fFace->getAdvance(glyph); | 215 fFace->getAdvance(glyph); |
216 | 216 |
217 const SkVector advance = fMatrix.mapXY(SkFixedToScalar(glyph->fAdvanceX)
, | 217 const SkVector advance = fMatrix.mapXY(SkFixedToScalar(glyph->fAdvanceX)
, |
218 SkFixedToScalar(glyph->fAdvanceY)
); | 218 SkFixedToScalar(glyph->fAdvanceY)
); |
219 glyph->fAdvanceX = SkScalarToFixed(advance.fX); | 219 glyph->fAdvanceX = SkScalarToFixed(advance.fX); |
220 glyph->fAdvanceY = SkScalarToFixed(advance.fY); | 220 glyph->fAdvanceY = SkScalarToFixed(advance.fY); |
221 } | 221 } |
222 | 222 |
223 void generateMetrics(SkGlyph* glyph) SK_OVERRIDE { | 223 void generateMetrics(SkGlyph* glyph) override { |
224 fFace->getMetrics(glyph); | 224 fFace->getMetrics(glyph); |
225 | 225 |
226 const SkVector advance = fMatrix.mapXY(SkFixedToScalar(glyph->fAdvanceX)
, | 226 const SkVector advance = fMatrix.mapXY(SkFixedToScalar(glyph->fAdvanceX)
, |
227 SkFixedToScalar(glyph->fAdvanceY)
); | 227 SkFixedToScalar(glyph->fAdvanceY)
); |
228 glyph->fAdvanceX = SkScalarToFixed(advance.fX); | 228 glyph->fAdvanceX = SkScalarToFixed(advance.fX); |
229 glyph->fAdvanceY = SkScalarToFixed(advance.fY); | 229 glyph->fAdvanceY = SkScalarToFixed(advance.fY); |
230 | 230 |
231 SkPath path; | 231 SkPath path; |
232 fFace->getPath(*glyph, &path); | 232 fFace->getPath(*glyph, &path); |
233 path.transform(fMatrix); | 233 path.transform(fMatrix); |
234 | 234 |
235 SkRect storage; | 235 SkRect storage; |
236 const SkPaint paint; | 236 const SkPaint paint; |
237 const SkRect& newBounds = paint.doComputeFastBounds(path.getBounds(), | 237 const SkRect& newBounds = paint.doComputeFastBounds(path.getBounds(), |
238 &storage, | 238 &storage, |
239 SkPaint::kFill_Style
); | 239 SkPaint::kFill_Style
); |
240 SkIRect ibounds; | 240 SkIRect ibounds; |
241 newBounds.roundOut(&ibounds); | 241 newBounds.roundOut(&ibounds); |
242 glyph->fLeft = ibounds.fLeft; | 242 glyph->fLeft = ibounds.fLeft; |
243 glyph->fTop = ibounds.fTop; | 243 glyph->fTop = ibounds.fTop; |
244 glyph->fWidth = ibounds.width(); | 244 glyph->fWidth = ibounds.width(); |
245 glyph->fHeight = ibounds.height(); | 245 glyph->fHeight = ibounds.height(); |
246 glyph->fMaskFormat = SkMask::kARGB32_Format; | 246 glyph->fMaskFormat = SkMask::kARGB32_Format; |
247 } | 247 } |
248 | 248 |
249 void generateImage(const SkGlyph& glyph) SK_OVERRIDE { | 249 void generateImage(const SkGlyph& glyph) override { |
250 SkPath path; | 250 SkPath path; |
251 fFace->getPath(glyph, &path); | 251 fFace->getPath(glyph, &path); |
252 | 252 |
253 SkBitmap bm; | 253 SkBitmap bm; |
254 bm.installPixels(SkImageInfo::MakeN32Premul(glyph.fWidth, glyph.fHeight)
, | 254 bm.installPixels(SkImageInfo::MakeN32Premul(glyph.fWidth, glyph.fHeight)
, |
255 glyph.fImage, glyph.rowBytes()); | 255 glyph.fImage, glyph.rowBytes()); |
256 bm.eraseColor(0); | 256 bm.eraseColor(0); |
257 | 257 |
258 SkCanvas canvas(bm); | 258 SkCanvas canvas(bm); |
259 canvas.translate(-SkIntToScalar(glyph.fLeft), | 259 canvas.translate(-SkIntToScalar(glyph.fLeft), |
260 -SkIntToScalar(glyph.fTop)); | 260 -SkIntToScalar(glyph.fTop)); |
261 canvas.concat(fMatrix); | 261 canvas.concat(fMatrix); |
262 SkPaint paint; | 262 SkPaint paint; |
263 paint.setAntiAlias(true); | 263 paint.setAntiAlias(true); |
264 canvas.drawPath(path, paint); | 264 canvas.drawPath(path, paint); |
265 } | 265 } |
266 | 266 |
267 void generatePath(const SkGlyph& glyph, SkPath* path) SK_OVERRIDE { | 267 void generatePath(const SkGlyph& glyph, SkPath* path) override { |
268 fFace->getPath(glyph, path); | 268 fFace->getPath(glyph, path); |
269 path->transform(fMatrix); | 269 path->transform(fMatrix); |
270 } | 270 } |
271 | 271 |
272 void generateFontMetrics(SkPaint::FontMetrics* metrics) SK_OVERRIDE { | 272 void generateFontMetrics(SkPaint::FontMetrics* metrics) override { |
273 fFace->getFontMetrics(metrics); | 273 fFace->getFontMetrics(metrics); |
274 if (metrics) { | 274 if (metrics) { |
275 SkScalar scale = fMatrix.getScaleY(); | 275 SkScalar scale = fMatrix.getScaleY(); |
276 metrics->fTop = SkScalarMul(metrics->fTop, scale); | 276 metrics->fTop = SkScalarMul(metrics->fTop, scale); |
277 metrics->fAscent = SkScalarMul(metrics->fAscent, scale); | 277 metrics->fAscent = SkScalarMul(metrics->fAscent, scale); |
278 metrics->fDescent = SkScalarMul(metrics->fDescent, scale); | 278 metrics->fDescent = SkScalarMul(metrics->fDescent, scale); |
279 metrics->fBottom = SkScalarMul(metrics->fBottom, scale); | 279 metrics->fBottom = SkScalarMul(metrics->fBottom, scale); |
280 metrics->fLeading = SkScalarMul(metrics->fLeading, scale); | 280 metrics->fLeading = SkScalarMul(metrics->fLeading, scale); |
281 metrics->fAvgCharWidth = SkScalarMul(metrics->fAvgCharWidth, scale); | 281 metrics->fAvgCharWidth = SkScalarMul(metrics->fAvgCharWidth, scale); |
282 metrics->fXMin = SkScalarMul(metrics->fXMin, scale); | 282 metrics->fXMin = SkScalarMul(metrics->fXMin, scale); |
283 metrics->fXMax = SkScalarMul(metrics->fXMax, scale); | 283 metrics->fXMax = SkScalarMul(metrics->fXMax, scale); |
284 metrics->fXHeight = SkScalarMul(metrics->fXHeight, scale); | 284 metrics->fXHeight = SkScalarMul(metrics->fXHeight, scale); |
285 } | 285 } |
286 } | 286 } |
287 | 287 |
288 private: | 288 private: |
289 SkTestTypeface* fFace; | 289 SkTestTypeface* fFace; |
290 SkMatrix fMatrix; | 290 SkMatrix fMatrix; |
291 }; | 291 }; |
292 | 292 |
293 SkScalerContext* SkTestTypeface::onCreateScalerContext(const SkDescriptor* desc)
const { | 293 SkScalerContext* SkTestTypeface::onCreateScalerContext(const SkDescriptor* desc)
const { |
294 return SkNEW_ARGS(SkTestScalerContext, (const_cast<SkTestTypeface*>(this), d
esc)); | 294 return SkNEW_ARGS(SkTestScalerContext, (const_cast<SkTestTypeface*>(this), d
esc)); |
295 } | 295 } |
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