MinikinSkia.h revision 1fc0fa87d42ce9268ece76b85b9edc834593e53a
1/* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17namespace android { 18 19class MinikinFontSkia : public MinikinFont { 20public: 21 // Note: this takes ownership of the reference (will unref on dtor) 22 explicit MinikinFontSkia(SkTypeface *typeface); 23 24 ~MinikinFontSkia(); 25 26 bool GetGlyph(uint32_t codepoint, uint32_t *glyph) const; 27 28 float GetHorizontalAdvance(uint32_t glyph_id, 29 const MinikinPaint &paint) const; 30 31 void GetBounds(MinikinRect* bounds, uint32_t glyph_id, 32 const MinikinPaint &paint) const; 33 34 // If buf is NULL, just update size 35 bool GetTable(uint32_t tag, uint8_t *buf, size_t *size); 36 37 int32_t GetUniqueId() const; 38 39 SkTypeface* GetSkTypeface() const; 40 41 static uint32_t packPaintFlags(const SkPaint* paint); 42 static void unpackPaintFlags(SkPaint* paint, uint32_t paintFlags); 43 44 // set typeface and fake bold/italic parameters 45 static void populateSkPaint(SkPaint* paint, const MinikinFont* font, FontFakery fakery); 46private: 47 SkTypeface *mTypeface; 48}; 49 50} // namespace android