| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "mojo/services/native_viewport/native_viewport_android.h" |
| |
| #include <android/input.h> |
| #include <android/native_window_jni.h> |
| |
| #include "base/android/jni_android.h" |
| #include "jni/NativeViewportAndroid_jni.h" |
| #include "mojo/shell/context.h" |
| #include "ui/events/event.h" |
| #include "ui/gfx/point.h" |
| |
| namespace mojo { |
| namespace services { |
| |
| ui::EventType MotionEventActionToEventType(jint action) { |
| switch (action) { |
| case AMOTION_EVENT_ACTION_DOWN: |
| return ui::ET_TOUCH_PRESSED; |
| case AMOTION_EVENT_ACTION_MOVE: |
| return ui::ET_TOUCH_MOVED; |
| case AMOTION_EVENT_ACTION_UP: |
| return ui::ET_TOUCH_RELEASED; |
| default: |
| NOTREACHED(); |
| } |
| return ui::ET_UNKNOWN; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // NativeViewportAndroid, public: |
| |
| // static |
| bool NativeViewportAndroid::Register(JNIEnv* env) { |
| return RegisterNativesImpl(env); |
| } |
| |
| NativeViewportAndroid::NativeViewportAndroid(shell::Context* context, |
| NativeViewportDelegate* delegate) |
| : delegate_(delegate), |
| context_(context), |
| window_(NULL), |
| id_generator_(0), |
| weak_factory_(this) { |
| } |
| |
| NativeViewportAndroid::~NativeViewportAndroid() { |
| if (window_) |
| ReleaseWindow(); |
| } |
| |
| void NativeViewportAndroid::Destroy(JNIEnv* env, jobject obj) { |
| delegate_->OnDestroyed(); |
| } |
| |
| void NativeViewportAndroid::SurfaceCreated(JNIEnv* env, |
| jobject obj, |
| jobject jsurface) { |
| base::android::ScopedJavaLocalRef<jobject> protector(env, jsurface); |
| // Note: This ensures that any local references used by |
| // ANativeWindow_fromSurface are released immediately. This is needed as a |
| // workaround for https://code.google.com/p/android/issues/detail?id=68174 |
| { |
| base::android::ScopedJavaLocalFrame scoped_local_reference_frame(env); |
| window_ = ANativeWindow_fromSurface(env, jsurface); |
| } |
| delegate_->OnAcceleratedWidgetAvailable(window_); |
| } |
| |
| void NativeViewportAndroid::SurfaceDestroyed(JNIEnv* env, jobject obj) { |
| DCHECK(window_); |
| ReleaseWindow(); |
| } |
| |
| void NativeViewportAndroid::SurfaceSetSize(JNIEnv* env, jobject obj, |
| jint width, jint height) { |
| bounds_ = gfx::Rect(width, height); |
| delegate_->OnBoundsChanged(bounds_); |
| } |
| |
| bool NativeViewportAndroid::TouchEvent(JNIEnv* env, jobject obj, |
| jint pointer_id, |
| jint action, |
| jfloat x, jfloat y, |
| jlong time_ms) { |
| gfx::Point location(static_cast<int>(x), static_cast<int>(y)); |
| ui::TouchEvent event(MotionEventActionToEventType(action), location, |
| id_generator_.GetGeneratedID(pointer_id), |
| base::TimeDelta::FromMilliseconds(time_ms)); |
| // TODO(beng): handle multiple touch-points. |
| delegate_->OnEvent(&event); |
| if (action == ui::ET_TOUCH_RELEASED) |
| id_generator_.ReleaseNumber(pointer_id); |
| |
| return true; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // NativeViewportAndroid, NativeViewport implementation: |
| |
| void NativeViewportAndroid::Init(const gfx::Rect& bounds) { |
| JNIEnv* env = base::android::AttachCurrentThread(); |
| Java_NativeViewportAndroid_createForActivity(env, context_->activity(), |
| reinterpret_cast<jlong>(this)); |
| } |
| |
| void NativeViewportAndroid::Show() { |
| // Nothing to do. View is created visible. |
| } |
| |
| void NativeViewportAndroid::Hide() { |
| // Nothing to do. View is always visible. |
| } |
| |
| void NativeViewportAndroid::Close() { |
| // TODO(beng): close activity containing MojoView? |
| |
| // TODO(beng): perform this in response to view destruction. |
| delegate_->OnDestroyed(); |
| } |
| |
| gfx::Size NativeViewportAndroid::GetSize() { |
| return bounds_.size(); |
| } |
| |
| void NativeViewportAndroid::SetBounds(const gfx::Rect& bounds) { |
| NOTIMPLEMENTED(); |
| } |
| |
| void NativeViewportAndroid::SetCapture() { |
| NOTIMPLEMENTED(); |
| } |
| |
| void NativeViewportAndroid::ReleaseCapture() { |
| NOTIMPLEMENTED(); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // NativeViewportAndroid, private: |
| |
| void NativeViewportAndroid::ReleaseWindow() { |
| ANativeWindow_release(window_); |
| window_ = NULL; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // NativeViewport, public: |
| |
| // static |
| scoped_ptr<NativeViewport> NativeViewport::Create( |
| shell::Context* context, |
| NativeViewportDelegate* delegate) { |
| return scoped_ptr<NativeViewport>( |
| new NativeViewportAndroid(context, delegate)).Pass(); |
| } |
| |
| } // namespace services |
| } // namespace mojo |