1 files changed, 71 insertions, 0 deletions
diff --git a/libs/hwui/jni/FontUtils.h b/libs/hwui/jni/FontUtils.h
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index 000000000000..b36b4e60e33a
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+++ b/libs/hwui/jni/FontUtils.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _ANDROID_GRAPHICS_FONT_UTILS_H_
+#define _ANDROID_GRAPHICS_FONT_UTILS_H_
+
+#include <jni.h>
+#include <memory>
+
+#include <minikin/Font.h>
+
+namespace minikin {
+class FontFamily;
+}  // namespace minikin
+
+namespace android {
+
+struct FontFamilyWrapper {
+  explicit FontFamilyWrapper(std::shared_ptr<minikin::FontFamily>&& family) : family(family) {}
+  std::shared_ptr<minikin::FontFamily> family;
+};
+
+struct FontWrapper {
+  FontWrapper(minikin::Font&& font) : font(std::move(font)) {}
+  minikin::Font font;
+};
+
+// Utility wrapper for java.util.List
+class ListHelper {
+public:
+  ListHelper(JNIEnv* env, jobject list) : mEnv(env), mList(list) {}
+
+  jint size() const;
+  jobject get(jint index) const;
+
+private:
+  JNIEnv* mEnv;
+  jobject mList;
+};
+
+// Utility wrapper for android.graphics.FontConfig$Axis
+class AxisHelper {
+public:
+  AxisHelper(JNIEnv* env, jobject axis) : mEnv(env), mAxis(axis) {}
+
+  jint getTag() const;
+  jfloat getStyleValue() const;
+
+private:
+  JNIEnv* mEnv;
+  jobject mAxis;
+};
+
+void init_FontUtils(JNIEnv* env);
+
+}; // namespace android
+
+#endif  // _ANDROID_GRAPHICS_FONT_UTILS_H_