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
17#ifndef ANDROID_MINIKIN_SKIA_H
18#define ANDROID_MINIKIN_SKIA_H
19
20#include <minikin/MinikinFont.h>
21
22namespace android {
23
24class MinikinFontSkia : public MinikinFont {
25public:
26    // Note: this takes ownership of the reference (will unref on dtor)
27    explicit MinikinFontSkia(SkTypeface *typeface);
28
29    ~MinikinFontSkia();
30
31    bool GetGlyph(uint32_t codepoint, uint32_t *glyph) const;
32
33    float GetHorizontalAdvance(uint32_t glyph_id,
34        const MinikinPaint &paint) const;
35
36    void GetBounds(MinikinRect* bounds, uint32_t glyph_id,
37        const MinikinPaint &paint) const;
38
39    // If buf is NULL, just update size
40    bool GetTable(uint32_t tag, uint8_t *buf, size_t *size);
41
42    int32_t GetUniqueId() const;
43
44    SkTypeface* GetSkTypeface() const;
45
46    static uint32_t packPaintFlags(const SkPaint* paint);
47    static void unpackPaintFlags(SkPaint* paint, uint32_t paintFlags);
48
49    // set typeface and fake bold/italic parameters
50    static void populateSkPaint(SkPaint* paint, const MinikinFont* font, FontFakery fakery);
51private:
52    SkTypeface *mTypeface;
53};
54
55}  // namespace android
56
57#endif  // ANDROID_MINIKIN_SKIA_H