1 files changed, 91 insertions, 0 deletions
diff --git a/widget/gonk/libdisplay/GonkDisplay.h b/widget/gonk/libdisplay/GonkDisplay.h
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+++ b/widget/gonk/libdisplay/GonkDisplay.h
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+/* Copyright 2013 Mozilla Foundation and Mozilla contributors
+ *
+ * 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 GONKDISPLAY_H
+#define GONKDISPLAY_H
+
+#include <system/window.h>
+#include <utils/StrongPointer.h>
+#include "mozilla/Types.h"
+
+namespace android {
+class DisplaySurface;
+class IGraphicBufferProducer;
+}
+
+namespace mozilla {
+
+typedef void * EGLDisplay;
+typedef void * EGLSurface;
+
+class MOZ_EXPORT GonkDisplay {
+public:
+   /**
+    * This enum is for types of display. DISPLAY_PRIMARY refers to the default
+    * built-in display, DISPLAY_EXTERNAL refers to displays connected with
+    * HDMI, and DISPLAY_VIRTUAL are displays which makes composited output
+    * available within the system. Currently, displays of external are detected
+    * via the hotplug detection in HWC, and displays of virtual are connected
+    * via Wifi Display.
+    */
+    enum DisplayType {
+        DISPLAY_PRIMARY,
+        DISPLAY_EXTERNAL,
+        DISPLAY_VIRTUAL,
+        NUM_DISPLAY_TYPES
+    };
+
+    struct NativeData {
+        android::sp<ANativeWindow> mNativeWindow;
+#if ANDROID_VERSION >= 17
+        android::sp<android::DisplaySurface> mDisplaySurface;
+#endif
+        float mXdpi;
+    };
+
+    virtual void SetEnabled(bool enabled) = 0;
+
+    typedef void (*OnEnabledCallbackType)(bool enabled);
+
+    virtual void OnEnabled(OnEnabledCallbackType callback) = 0;
+
+    virtual void* GetHWCDevice() = 0;
+
+    /**
+     * Only GonkDisplayICS uses arguments.
+     */
+    virtual bool SwapBuffers(EGLDisplay dpy, EGLSurface sur) = 0;
+
+    virtual ANativeWindowBuffer* DequeueBuffer() = 0;
+
+    virtual bool QueueBuffer(ANativeWindowBuffer* buf) = 0;
+
+    virtual void UpdateDispSurface(EGLDisplay dpy, EGLSurface sur) = 0;
+
+    virtual NativeData GetNativeData(
+        GonkDisplay::DisplayType aDisplayType,
+        android::IGraphicBufferProducer* aSink = nullptr) = 0;
+
+    virtual void NotifyBootAnimationStopped() = 0;
+
+    float xdpi;
+    int32_t surfaceformat;
+};
+
+MOZ_EXPORT __attribute__ ((weak))
+GonkDisplay* GetGonkDisplay();
+
+}
+#endif /* GONKDISPLAY_H */