1/*
2 * Copyright (C) 2017 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_GRAPHICS_FONT_UTILS_H_
18#define _ANDROID_GRAPHICS_FONT_UTILS_H_
19
20#include <jni.h>
21#include <memory>
22
23namespace minikin {
24class FontFamily;
25}  // namespace minikin
26
27namespace android {
28
29struct FontFamilyWrapper {
30  FontFamilyWrapper(std::shared_ptr<minikin::FontFamily>&& family) : family(family) {}
31  std::shared_ptr<minikin::FontFamily> family;
32};
33
34// Utility wrapper for java.util.List
35class ListHelper {
36public:
37  ListHelper(JNIEnv* env, jobject list) : mEnv(env), mList(list) {}
38
39  jint size() const;
40  jobject get(jint index) const;
41
42private:
43  JNIEnv* mEnv;
44  jobject mList;
45};
46
47// Utility wrapper for android.graphics.FontConfig$Axis
48class AxisHelper {
49public:
50  AxisHelper(JNIEnv* env, jobject axis) : mEnv(env), mAxis(axis) {}
51
52  jint getTag() const;
53  jfloat getStyleValue() const;
54
55private:
56  JNIEnv* mEnv;
57  jobject mAxis;
58};
59
60void init_FontUtils(JNIEnv* env);
61
62}; // namespace android
63
64#endif  // _ANDROID_GRAPHICS_FONT_UTILS_H_
65