video-view-example.cpp
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/*
* Copyright (c) 2019 Samsung Electronics Co., Ltd.
*
* 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.
*
*/
#include <dali/dali.h>
#include <dali-toolkit/dali-toolkit.h>
using namespace Dali;
using namespace Toolkit;
namespace
{
const int SEEK_POS( 5000 );
const int INIT_WIDTH( 600 );
const int INIT_HEIGHT( 400 );
const int BUTTON_SIZE( 80 );
const char* const PLAY_FILE = DEMO_VIDEO_DIR "demoVideo.mp4";
const char* const PLAY_IMAGE = DEMO_IMAGE_DIR "icon-play.png";
const char* const PAUSE_IMAGE = DEMO_IMAGE_DIR "Pause.png";
const char* const CHANGE_IMAGE = DEMO_IMAGE_DIR "icon-change.png";
const char* const FORWARD_IMAGE = DEMO_IMAGE_DIR "Forward.png";
const char* const BACKWARD_IMAGE = DEMO_IMAGE_DIR "Backward.png";
} // namespace
class VideoViewController: public ConnectionTracker
{
public:
VideoViewController( Application& application )
: mApplication( application ),
mIsPlay( false ),
mIsFullScreen( false ),
mScale( 1.f ),
mPinchStartScale( 1.0f )
{
// Connect to the Application's Init signal
mApplication.InitSignal().Connect( this, &VideoViewController::Create );
}
~VideoViewController()
{
mVideoView.Stop();
}
void Create( Application& application )
{
application.GetWindow().ShowIndicator( Dali::Window::INVISIBLE );
mStageSize = Stage::GetCurrent().GetSize();
mVideoView = Toolkit::VideoView::New();
Stage::GetCurrent().Add( mVideoView );
mVideoView.SetParentOrigin( ParentOrigin::CENTER );
mVideoView.SetAnchorPoint( AnchorPoint::CENTER );
mVideoView.SetResizePolicy( ResizePolicy::USE_NATURAL_SIZE, Dimension::ALL_DIMENSIONS );
mVideoView.SetSize( INIT_WIDTH, INIT_HEIGHT );
mVideoView.SetProperty( VideoView::Property::LOOPING, true );
mVideoView.SetProperty( VideoView::Property::MUTED, false );
mVideoView.SetProperty( VideoView::Property::VIDEO, PLAY_FILE );
mMenu = Layer::New();
mMenu.SetParentOrigin( ParentOrigin::BOTTOM_LEFT );
mMenu.SetAnchorPoint( AnchorPoint::BOTTOM_LEFT );
mMenu.SetResizePolicy( ResizePolicy::FIXED, Dimension::ALL_DIMENSIONS );
mMenu.SetSize( INIT_WIDTH, 120 );
mVideoView.Add( mMenu );
mPlayButton = PushButton::New();
mPlayButton.SetParentOrigin( ParentOrigin::TOP_LEFT );
mPlayButton.SetAnchorPoint( AnchorPoint::TOP_LEFT );
mPlayButton.SetName( "Play" );
mPlayButton.SetResizePolicy( ResizePolicy::FIXED, Dimension::ALL_DIMENSIONS );
mPlayButton.SetSize( BUTTON_SIZE, BUTTON_SIZE );
mPlayButton.SetPosition( 40, 10 );
mPlayButton.ClickedSignal().Connect( this, &VideoViewController::OnButtonClicked );
mPauseButton = PushButton::New();
mPauseButton.SetParentOrigin( ParentOrigin::TOP_LEFT );
mPauseButton.SetAnchorPoint( AnchorPoint::TOP_LEFT );
mPauseButton.SetName( "Pause" );
mPauseButton.SetResizePolicy( ResizePolicy::FIXED, Dimension::ALL_DIMENSIONS );
mPauseButton.SetSize( BUTTON_SIZE, BUTTON_SIZE );
mPauseButton.SetPosition( 40, 10 );
mPauseButton.ClickedSignal().Connect( this, &VideoViewController::OnButtonClicked );
mChangeButton = PushButton::New();
mChangeButton.SetParentOrigin( ParentOrigin::TOP_LEFT );
mChangeButton.SetAnchorPoint( AnchorPoint::TOP_LEFT );
mChangeButton.SetName( "Change" );
mChangeButton.SetResizePolicy( ResizePolicy::FIXED, Dimension::ALL_DIMENSIONS );
mChangeButton.SetSize( BUTTON_SIZE, BUTTON_SIZE );
mChangeButton.SetPosition( 140, 10 );
mChangeButton.ClickedSignal().Connect( this, &VideoViewController::OnButtonClicked );
mBackwardButton = PushButton::New();
mBackwardButton.SetParentOrigin( ParentOrigin::TOP_LEFT );
mBackwardButton.SetAnchorPoint( AnchorPoint::TOP_LEFT );
mBackwardButton.SetName( "Backward" );
mBackwardButton.SetResizePolicy( ResizePolicy::FIXED, Dimension::ALL_DIMENSIONS );
mBackwardButton.SetSize( BUTTON_SIZE, BUTTON_SIZE );
mBackwardButton.SetPosition( 240, 10 );
mBackwardButton.ClickedSignal().Connect( this, &VideoViewController::OnButtonClicked );
mForwardButton = PushButton::New();
mForwardButton.SetParentOrigin( ParentOrigin::TOP_LEFT );
mForwardButton.SetAnchorPoint( AnchorPoint::TOP_LEFT );
mForwardButton.SetName( "Forward" );
mForwardButton.SetResizePolicy( ResizePolicy::FIXED, Dimension::ALL_DIMENSIONS );
mForwardButton.SetSize( BUTTON_SIZE, BUTTON_SIZE );
mForwardButton.SetPosition( 340, 10 );
mForwardButton.ClickedSignal().Connect( this, &VideoViewController::OnButtonClicked );
mMenu.Add( mPlayButton );
mMenu.Add( mPauseButton );
mMenu.Add( mChangeButton );
mMenu.Add( mBackwardButton );
mMenu.Add( mForwardButton );
mPauseButton.SetVisible( false );
mPauseButton.SetProperty( Button::Property::DISABLED, true );
mPlayButton.SetVisible( true );
mPlayButton.SetProperty( Button::Property::DISABLED, false );
mChangeButton.SetVisible( true );
mChangeButton.SetProperty( Button::Property::DISABLED, false );
mPlayButton.SetProperty( Toolkit::Button::Property::UNSELECTED_BACKGROUND_VISUAL, PLAY_IMAGE );
mPlayButton.SetProperty( Toolkit::Button::Property::SELECTED_BACKGROUND_VISUAL, PLAY_IMAGE );
mPauseButton.SetProperty( Toolkit::Button::Property::UNSELECTED_BACKGROUND_VISUAL, PAUSE_IMAGE );
mPauseButton.SetProperty( Toolkit::Button::Property::SELECTED_BACKGROUND_VISUAL, PAUSE_IMAGE );
mChangeButton.SetProperty( Toolkit::Button::Property::UNSELECTED_BACKGROUND_VISUAL, CHANGE_IMAGE );
mChangeButton.SetProperty( Toolkit::Button::Property::SELECTED_BACKGROUND_VISUAL, CHANGE_IMAGE );
mBackwardButton.SetProperty( Toolkit::Button::Property::UNSELECTED_BACKGROUND_VISUAL, BACKWARD_IMAGE );
mBackwardButton.SetProperty( Toolkit::Button::Property::SELECTED_BACKGROUND_VISUAL, BACKWARD_IMAGE );
mForwardButton.SetProperty( Toolkit::Button::Property::UNSELECTED_BACKGROUND_VISUAL, FORWARD_IMAGE );
mForwardButton.SetProperty( Toolkit::Button::Property::SELECTED_BACKGROUND_VISUAL, FORWARD_IMAGE );
mPanGestureDetector = PanGestureDetector::New();
mPanGestureDetector.Attach( mVideoView );
mPanGestureDetector.DetectedSignal().Connect( this, &VideoViewController::OnPan );
mPinchGestureDetector = PinchGestureDetector::New();
mPinchGestureDetector.Attach( mVideoView );
mPinchGestureDetector.DetectedSignal().Connect( this, &VideoViewController::OnPinch );
mTapGestureDetector = TapGestureDetector::New();
mTapGestureDetector.Attach( mVideoView );
mTapGestureDetector.DetectedSignal().Connect( this, &VideoViewController::OnTap );
mRotationAnimation = Animation::New(2.f);
mRotationAnimation.AnimateBy( Property(mVideoView, Actor::Property::ORIENTATION), Quaternion(Degree(0.f), Degree(360.f), Degree(0.f)) );
mRotationAnimation.SetLooping(false);
Stage::GetCurrent().KeyEventSignal().Connect( this, &VideoViewController::OnKeyEvent );
}
bool OnButtonClicked( Button button )
{
if( mPauseButton.GetId() == button.GetId())
{
if( mIsPlay )
{
mPauseButton.SetVisible( false );
mPauseButton.SetProperty( Button::Property::DISABLED, true );
mPlayButton.SetVisible( true );
mPlayButton.SetProperty( Button::Property::DISABLED, false );
mIsPlay = false;
mVideoView.Pause();
}
}
else if( mPlayButton.GetId() == button.GetId())
{
mPauseButton.SetVisible( true );
mPauseButton.SetProperty( Button::Property::DISABLED, false );
mPlayButton.SetVisible( false );
mPlayButton.SetProperty( Button::Property::DISABLED, true );
mIsPlay = true;
mVideoView.Play();
}
else if( mChangeButton.GetId() == button.GetId())
{
bool underlay = false;
underlay = mVideoView.GetProperty( Toolkit::VideoView::Property::UNDERLAY ).Get< bool >();
if( underlay )
{
mVideoView.SetProperty( Toolkit::VideoView::Property::UNDERLAY, false );
}
else
{
mVideoView.SetProperty( Toolkit::VideoView::Property::UNDERLAY, true );
}
}
else if( mBackwardButton.GetId() == button.GetId())
{
mVideoView.Backward( SEEK_POS );
}
else if( mForwardButton.GetId() == button.GetId())
{
mVideoView.Forward( SEEK_POS );
}
return true;
}
void OnPan( Actor actor, const PanGesture& gesture )
{
if( !mIsFullScreen && gesture.state == Gesture::Continuing )
{
mVideoView.TranslateBy( Vector3( gesture.displacement ) );
}
}
void OnPinch( Actor actor, const PinchGesture& gesture )
{
if( gesture.state == Gesture::Started )
{
mPinchStartScale = mScale;
}
if( gesture.state == Gesture::Finished )
{
mScale = mPinchStartScale * gesture.scale;
mVideoView.SetScale( mScale );
}
}
void OnTap( Actor actor, const TapGesture& tapGesture )
{
if( !mIsFullScreen )
{
mVideoView.SetSize( mStageSize.x, mStageSize.y );
mIsFullScreen = true;
}
else
{
mVideoView.SetSize( INIT_WIDTH, INIT_HEIGHT );
mIsFullScreen = false;
}
}
private:
/**
* Main key event handler
*/
void OnKeyEvent(const KeyEvent& event)
{
if(event.state == KeyEvent::Down)
{
if( IsKey( event, DALI_KEY_ESCAPE) || IsKey( event, DALI_KEY_BACK ) )
{
mApplication.Quit();
}
}
}
private:
Application& mApplication;
VideoView mVideoView;
Layer mMenu;
Vector2 mStageSize;
bool mIsPlay;
bool mIsFullScreen;
PushButton mPlayButton;
PushButton mPauseButton;
PushButton mChangeButton;
PushButton mResetButton;
PushButton mBackwardButton;
PushButton mForwardButton;
PanGestureDetector mPanGestureDetector;
PinchGestureDetector mPinchGestureDetector;
TapGestureDetector mTapGestureDetector;
float mScale;
float mPinchStartScale;
Animation mRotationAnimation;
};
int DALI_EXPORT_API main( int argc, char **argv )
{
Application application = Application::New( &argc, &argv, DEMO_THEME_PATH );
VideoViewController test( application );
application.MainLoop();
return 0;
}