#include "push-button-impl.h"
// EXTERNAL INCLUDES
-#include <algorithm>
#include <dali/public-api/actors/image-actor.h>
#include <dali/public-api/object/type-registry.h>
// INTERNAL INCLUDES
-#include "push-button-default-painter-impl.h"
-
-#include <dali-toolkit/public-api/controls/text-view/text-view.h>
-#include <dali-toolkit/internal/controls/relayout-helper.h>
+#include <dali-toolkit/public-api/controls/text-controls/text-label.h>
namespace Dali
{
namespace
{
+const float TEXT_PADDING = 12.0f;
+const float ANIMATION_TIME( 0.2f );
+
BaseHandle Create()
{
return Toolkit::PushButton::New();
namespace
{
-const float TEXT_PADDING = 12.0f;
-
/**
- * Find the first image actor in the actor hierarchy
+ * Get size of Actor if larger than given size
+ * @param[in] root the actor to get the size of
+ * @param[out] size the greater of the given size or the size of the Actor
*/
-ImageActor FindImageActor( Actor root )
+void SizeOfActorIfLarger( Actor root, Vector3& size )
{
- ImageActor imageActor = ImageActor::DownCast( root );
- if( !imageActor && root )
+ if ( root )
{
- for( unsigned int i = 0, numChildren = root.GetChildCount(); i < numChildren; ++i )
- {
- ImageActor childImageActor = FindImageActor( root.GetChildAt( i ) );
- if( childImageActor )
- {
- return childImageActor;
- }
- }
+ // RelayoutSize retreived for Actor to use any padding set to it.
+ size.width = std::max( root.GetRelayoutSize( Dimension::WIDTH ), size.width );
+ size.height = std::max( root.GetRelayoutSize( Dimension::HEIGHT ), size.height );
}
-
- return imageActor;
}
-
} // unnamed namespace
Dali::Toolkit::PushButton PushButton::New()
return pushButton;
}
+PushButton::PushButton()
+: Button(),
+ mSize()
+{
+ SetAnimationTime( ANIMATION_TIME );
+}
+
+PushButton::~PushButton()
+{
+}
+
void PushButton::OnButtonInitialize()
{
// Push button requires the Leave event.
- Actor root = Self();
- root.SetLeaveRequired( true );
+ Actor self = Self();
+ self.SetLeaveRequired( true );
+
+ // Set resize policy to natural size so that buttons will resize to background images
+ self.SetResizePolicy( ResizePolicy::USE_NATURAL_SIZE, Dimension::ALL_DIMENSIONS );
}
-PushButton::PushButton()
-: Button()
+void PushButton::OnLabelSet()
{
- // Creates specific painter.GetBu
- ButtonPainterPtr painter = PushButtonDefaultPainterPtr( new PushButtonDefaultPainter() );
- SetPainter( painter );
+ Actor& label = GetLabel();
+
+ if( label )
+ {
+ label.SetAnchorPoint( AnchorPoint::CENTER );
+ label.SetParentOrigin( ParentOrigin::CENTER );
+
+ Toolkit::TextLabel textLabel = Toolkit::TextLabel::DownCast( label );
+ if( textLabel )
+ {
+ textLabel.SetProperty( Toolkit::TextLabel::Property::HORIZONTAL_ALIGNMENT, "CENTER" );
+ textLabel.SetProperty( Toolkit::TextLabel::Property::VERTICAL_ALIGNMENT, "CENTER" );
+ textLabel.SetProperty( Toolkit::TextLabel::Property::MULTI_LINE, true );
+ }
+
+ ConfigureSizeNegotiation();
+ }
}
-PushButton::~PushButton()
+void PushButton::OnButtonImageSet()
{
- SetPainter( NULL );
+ ConfigureSizeNegotiation();
+ RelayoutRequest();
}
-Vector3 PushButton::GetNaturalSize()
+void PushButton::OnSelectedImageSet()
{
- Vector3 size = Control::GetNaturalSize();
+ ConfigureSizeNegotiation();
+ RelayoutRequest();
+}
+
+void PushButton::OnBackgroundImageSet()
+{
+ ConfigureSizeNegotiation();
+ RelayoutRequest();
+}
+
+void PushButton::OnSelectedBackgroundImageSet()
+{
+ ConfigureSizeNegotiation();
+ RelayoutRequest();
+}
+
+void PushButton::OnDisabledImageSet()
+{
+ ConfigureSizeNegotiation();
+ RelayoutRequest();
+}
+
+void PushButton::OnDisabledBackgroundImageSet()
+{
+ ConfigureSizeNegotiation();
+ RelayoutRequest();
+}
+
+bool PushButton::OnSelected()
+{
+ Actor& buttonImage = GetButtonImage();
+ Actor& selectedImage = GetSelectedImage();
+ Actor& selectedBackgroundImage = GetSelectedBackgroundImage();
- const bool widthIsZero = EqualsZero( size.width );
- const bool heightIsZero = EqualsZero( size.height );
+ PaintState paintState = GetPaintState();
- if( widthIsZero || heightIsZero )
+ switch( paintState )
{
- // If background and background not scale9 try get size from that
- ImageActor imageActor = FindImageActor( GetButtonImage() );
- if( imageActor && imageActor.GetStyle() != ImageActor::STYLE_NINE_PATCH )
+ case UnselectedState:
+ {
+ FadeOutImage( buttonImage );
+ FadeInImage( selectedBackgroundImage );
+ FadeInImage( selectedImage );
+ StartTransitionAnimation();
+ break;
+ }
+ case SelectedState:
+ {
+ FadeOutImage( selectedBackgroundImage );
+ FadeOutImage( selectedImage );
+ FadeInImage( buttonImage );
+ StartTransitionAnimation();
+ break;
+ }
+ case UnselectedSelectedTransition:
+ {
+ float opacity = 1.f;
+ if( selectedImage )
+ {
+ opacity = selectedImage.GetCurrentOpacity();
+ }
+
+ StopTransitionAnimation( false );
+ FadeOutImage( selectedBackgroundImage, opacity );
+ FadeOutImage( selectedImage, opacity );
+ FadeInImage( buttonImage, 1.f - opacity );
+ StartTransitionAnimation();
+ break;
+ }
+ case SelectedUnselectedTransition:
+ {
+ float opacity = 0.f;
+ if( selectedImage )
+ {
+ opacity = selectedImage.GetCurrentOpacity();
+ }
+
+ StopTransitionAnimation( false );
+ FadeOutImage( buttonImage, 1.f - opacity );
+ FadeInImage( selectedBackgroundImage, opacity );
+ FadeInImage( selectedImage, opacity );
+ StartTransitionAnimation();
+ break;
+ }
+ case DisabledUnselectedTransition:
+ {
+ StopTransitionAnimation();
+ FadeOutImage( buttonImage );
+ FadeInImage( selectedBackgroundImage );
+ FadeInImage( selectedImage );
+ StartTransitionAnimation();
+ break;
+ }
+ case DisabledSelectedTransition:
+ {
+ StopTransitionAnimation();
+ FadeOutImage( selectedBackgroundImage );
+ FadeOutImage( selectedImage );
+ FadeInImage( buttonImage );
+ StartTransitionAnimation();
+ break;
+ }
+ default:
{
- Vector3 imageSize = RelayoutHelper::GetNaturalSize( imageActor );
+ break;
+ }
+ }
+
+ if( mTransitionAnimation )
+ {
+ return true;
+ }
- if( widthIsZero )
+ return false;
+}
+
+bool PushButton::OnDisabled()
+{
+ Actor& buttonImage = GetButtonImage();
+ Actor& selectedImage = GetSelectedImage();
+ Actor& selectedBackgroundImage = GetSelectedBackgroundImage();
+ Actor& backgroundImage = GetBackgroundImage();
+ Actor& disabledImage = GetDisabledImage();
+ Actor& disabledSelectedImage = GetDisabledSelectedImage();
+ Actor& disabledBackgroundImage = GetDisabledBackgroundImage();
+
+ PaintState paintState = GetPaintState();
+
+ switch( paintState )
+ {
+ case UnselectedState:
+ {
+ FadeOutImage( backgroundImage );
+ FadeOutImage( buttonImage );
+ FadeInImage( disabledBackgroundImage );
+ FadeInImage( disabledImage );
+ StartTransitionAnimation();
+ break;
+ }
+ case SelectedState:
+ {
+ FadeOutImage( backgroundImage );
+ FadeOutImage( selectedBackgroundImage );
+ FadeOutImage( selectedImage );
+ FadeInImage( disabledBackgroundImage );
+ FadeInImage( disabledSelectedImage );
+ StartTransitionAnimation();
+ break;
+ }
+ case DisabledUnselectedState:
+ {
+ FadeOutImage( disabledBackgroundImage );
+ FadeOutImage( disabledImage );
+ FadeInImage( backgroundImage );
+ FadeInImage( buttonImage );
+ StartTransitionAnimation();
+ break;
+ }
+ case DisabledSelectedState:
+ {
+ FadeOutImage( disabledBackgroundImage );
+ FadeOutImage( disabledSelectedImage );
+ FadeInImage( backgroundImage );
+ FadeInImage( selectedBackgroundImage );
+ FadeInImage( selectedImage );
+ StartTransitionAnimation();
+ break;
+ }
+ case UnselectedSelectedTransition:
+ {
+ float opacity = 1.f;
+ if( selectedImage )
{
- size.width = imageSize.width;
+ opacity = selectedImage.GetCurrentOpacity();
}
- if( heightIsZero )
+ StopTransitionAnimation();
+ FadeOutImage( backgroundImage );
+ FadeOutImage( selectedBackgroundImage, opacity );
+ FadeOutImage( selectedImage, opacity );
+ FadeInImage( disabledBackgroundImage );
+ FadeInImage( disabledSelectedImage );
+ StartTransitionAnimation();
+ break;
+ }
+ case SelectedUnselectedTransition:
+ {
+ float opacity = 1.f;
+ if( buttonImage )
{
- size.height = imageSize.height;
+ opacity = buttonImage.GetCurrentOpacity();
}
+
+ StopTransitionAnimation();
+ FadeOutImage( backgroundImage );
+ FadeOutImage( buttonImage, opacity );
+ FadeInImage( disabledBackgroundImage );
+ FadeInImage( disabledImage );
+ StartTransitionAnimation();
+ break;
}
+ case UnselectedDisabledTransition:
+ {
+ float opacity = 1.f;
+ if( disabledImage )
+ {
+ opacity = disabledImage.GetCurrentOpacity();
+ }
- ImageActor backgroundImageActor = FindImageActor( GetBackgroundImage() );
- if( backgroundImageActor && backgroundImageActor.GetStyle() != ImageActor::STYLE_NINE_PATCH )
+ StopTransitionAnimation( false );
+ FadeOutImage( disabledBackgroundImage, opacity );
+ FadeOutImage( disabledImage, opacity );
+ FadeInImage( backgroundImage, 1.f - opacity );
+ FadeInImage( buttonImage, 1.f - opacity );
+ StartTransitionAnimation();
+ break;
+ }
+ case DisabledUnselectedTransition:
{
- Vector3 imageSize = RelayoutHelper::GetNaturalSize( backgroundImageActor );
+ float opacity = 1.f;
+ if( buttonImage )
+ {
+ opacity = buttonImage.GetCurrentOpacity();
+ }
- if( widthIsZero )
+ StopTransitionAnimation( false );
+ FadeOutImage( backgroundImage, opacity );
+ FadeOutImage( buttonImage, opacity );
+ FadeInImage( disabledBackgroundImage, 1.f - opacity );
+ FadeInImage( disabledImage, 1.f - opacity );
+ StartTransitionAnimation();
+ break;
+ }
+ case SelectedDisabledTransition:
+ {
+ float opacity = 1.f;
+ if( disabledSelectedImage )
{
- size.width = std::max( size.width, imageSize.width );
+ opacity = disabledSelectedImage.GetCurrentOpacity();
}
- if( heightIsZero )
+ StopTransitionAnimation( false );
+ FadeOutImage( disabledBackgroundImage, opacity );
+ FadeOutImage( disabledSelectedImage, opacity );
+ FadeInImage( backgroundImage, 1.f - opacity );
+ FadeInImage( selectedBackgroundImage, 1.f - opacity );
+ FadeInImage( selectedImage, 1.f - opacity );
+ StartTransitionAnimation();
+ break;
+ }
+ case DisabledSelectedTransition:
+ {
+ float opacity = 1.f;
+ if( selectedImage )
{
- size.height = std::max( size.height, imageSize.height );
+ opacity = selectedImage.GetCurrentOpacity();
}
+
+ StopTransitionAnimation( false );
+ FadeOutImage( backgroundImage, opacity );
+ FadeOutImage( selectedBackgroundImage, opacity );
+ FadeOutImage( selectedImage, opacity );
+ FadeInImage( disabledBackgroundImage, 1.f - opacity );
+ FadeInImage( disabledSelectedImage, 1.f - opacity );
+ StartTransitionAnimation();
+ break;
+ }
+ }
+
+ if( mTransitionAnimation )
+ {
+ return true;
+ }
+
+ return false;
+}
+
+bool PushButton::OnPressed()
+{
+ Actor& buttonImage = GetButtonImage();
+ Actor& selectedImage = GetSelectedImage();
+ Actor& selectedBackgroundImage = GetSelectedBackgroundImage();
+
+ PaintState paintState = GetPaintState();
+
+ switch( paintState )
+ {
+ case UnselectedState:
+ {
+ FadeOutImage( buttonImage );
+ FadeInImage( selectedBackgroundImage );
+ FadeInImage( selectedImage );
+ StartTransitionAnimation();
+ break;
}
+ case SelectedUnselectedTransition:
+ {
+ float opacity = 1.f;
+ if( buttonImage )
+ {
+ opacity = buttonImage.GetCurrentOpacity();
+ }
- // If label, test against it's size
- Toolkit::TextView textView = Toolkit::TextView::DownCast( GetLabel() );
- if( textView )
+ StopTransitionAnimation( false );
+ FadeOutImage( buttonImage, opacity );
+ FadeInImage( selectedBackgroundImage, 1.f - opacity );
+ FadeInImage( selectedImage, 1.f - opacity );
+ StartTransitionAnimation();
+ break;
+ }
+ case DisabledUnselectedTransition:
{
- Vector3 textViewSize = textView.GetNaturalSize();
+ float opacity = 1.f;
+ if( buttonImage )
+ {
+ opacity = buttonImage.GetCurrentOpacity();
+ }
+
+ StopTransitionAnimation();
+ FadeOutImage( buttonImage, opacity );
+ FadeInImage( selectedBackgroundImage );
+ FadeInImage( selectedImage );
+ StartTransitionAnimation();
+ break;
+ }
+ default:
+ break;
+ }
+
+ if( mTransitionAnimation )
+ {
+ return true;
+ }
+
+ return false;
+}
- if( widthIsZero )
+bool PushButton::OnReleased()
+{
+ Actor& buttonImage = GetButtonImage();
+ Actor& selectedImage = GetSelectedImage();
+ Actor& selectedBackgroundImage = GetSelectedBackgroundImage();
+
+ PaintState paintState = GetPaintState();
+
+ switch( paintState )
+ {
+ case SelectedState:
+ {
+ FadeOutImage( selectedBackgroundImage );
+ FadeOutImage( selectedImage );
+ FadeInImage( buttonImage );
+ StartTransitionAnimation();
+ break;
+ }
+ case UnselectedSelectedTransition:
+ {
+ float opacity = 1.f;
+ if( selectedImage )
{
- size.width = std::max( size.width, textViewSize.width + TEXT_PADDING * 2.0f );
+ opacity = selectedImage.GetCurrentOpacity();
}
- if( heightIsZero )
+ StopTransitionAnimation( false );
+ FadeOutImage( selectedBackgroundImage, opacity );
+ FadeOutImage( selectedImage, opacity );
+ FadeInImage( buttonImage, 1.f - opacity );
+ StartTransitionAnimation();
+ break;
+ }
+ case DisabledSelectedTransition:
+ {
+ float opacity = 1.f;
+ if( selectedImage )
{
- size.height = std::max( size.height, textViewSize.height + TEXT_PADDING * 2.0f );
+ opacity = selectedImage.GetCurrentOpacity();
}
+
+ StopTransitionAnimation();
+ FadeOutImage( selectedBackgroundImage, opacity );
+ FadeOutImage( selectedImage, opacity );
+ FadeInImage( buttonImage );
+ StartTransitionAnimation();
+ break;
+ }
+ default:
+ {
+ break;
+ }
+ }
+
+ if( mTransitionAnimation )
+ {
+ return true;
+ }
+
+ return false;
+}
+
+void PushButton::StopAllAnimations()
+{
+ StopTransitionAnimation();
+}
+
+void PushButton::OnControlSizeSet( const Vector3& targetSize )
+{
+ if( targetSize != mSize )
+ {
+ mSize = targetSize;
+
+ Actor& label = GetLabel();
+
+ if( label )
+ {
+ label.SetSize( mSize );
+ }
+ }
+}
+
+void PushButton::StartTransitionAnimation()
+{
+ if( mTransitionAnimation )
+ {
+ mTransitionAnimation.FinishedSignal().Connect( this, &PushButton::TransitionAnimationFinished );
+ mTransitionAnimation.Play();
+ }
+}
+
+void PushButton::StopTransitionAnimation( bool remove )
+{
+ if( mTransitionAnimation )
+ {
+ mTransitionAnimation.Clear();
+ mTransitionAnimation.Reset();
+ }
+
+ if( remove )
+ {
+ UpdatePaintTransitionState();
+ }
+}
+
+void PushButton::FadeInImage( Actor& image, float opacity, Vector3 scale )
+{
+ if( image )
+ {
+ image.SetOpacity( opacity );
+ image.SetScale( scale );
+
+ if( !mTransitionAnimation )
+ {
+ mTransitionAnimation = Dali::Animation::New( GetAnimationTime() );
+ }
+
+ mTransitionAnimation.AnimateTo( Property( image, Actor::Property::COLOR_ALPHA ), 1.f );
+ }
+}
+
+void PushButton::FadeOutImage( Actor& image, float opacity, Vector3 scale )
+{
+ if( image )
+ {
+ image.SetOpacity( opacity );
+ image.SetScale( scale );
+
+ if( !mTransitionAnimation )
+ {
+ mTransitionAnimation = Dali::Animation::New( GetAnimationTime() );
}
+
+ mTransitionAnimation.AnimateTo( Property( image, Actor::Property::COLOR_ALPHA ), 0.f );
+ }
+}
+
+void PushButton::TransitionAnimationFinished( Dali::Animation& source )
+{
+ StopTransitionAnimation();
+}
+
+Vector3 PushButton::GetNaturalSize()
+{
+ Vector3 size;
+
+ // If label, test against it's size
+ Toolkit::TextLabel label = Toolkit::TextLabel::DownCast( GetLabel() );
+ if( label )
+ {
+ size.width = std::max( size.width, label.GetRelayoutSize( Dimension::WIDTH ) );
+ size.height = std::max( size.height, label.GetRelayoutSize( Dimension::HEIGHT ) );
+ }
+ else
+ {
+ // Check Image and Background image and use the largest size as the control's Natural size.
+ SizeOfActorIfLarger( GetButtonImage(), size );
+ SizeOfActorIfLarger( GetBackgroundImage(), size );
}
return size;
}
+void PushButton::OnSetResizePolicy( ResizePolicy::Type policy, Dimension::Type dimension )
+{
+ ConfigureSizeNegotiation();
+}
+
+void PushButton::ConfigureSizeNegotiation()
+{
+ std::vector< Actor > images;
+ images.reserve( 7 );
+
+ images.push_back( GetButtonImage() );
+ images.push_back( GetSelectedImage() );
+ images.push_back( GetSelectedBackgroundImage() );
+ images.push_back( GetBackgroundImage() );
+ images.push_back( GetDisabledImage() );
+ images.push_back( GetDisabledSelectedImage() );
+ images.push_back( GetDisabledBackgroundImage() );
+
+ Actor label = GetLabel();
+
+ for( unsigned int i = 0; i < Dimension::DIMENSION_COUNT; ++i )
+ {
+ ConfigureSizeNegotiationDimension( static_cast< Dimension::Type >( 1 << i ), images, label );
+ }
+
+ if( label )
+ {
+ Padding padding;
+
+ if( label.GetResizePolicy( Dimension::WIDTH ) == ResizePolicy::USE_NATURAL_SIZE )
+ {
+ padding.left = TEXT_PADDING;
+ padding.right = TEXT_PADDING;
+ }
+
+ if( label.GetResizePolicy( Dimension::HEIGHT ) == ResizePolicy::USE_NATURAL_SIZE )
+ {
+ padding.top = TEXT_PADDING;
+ padding.bottom = TEXT_PADDING;
+ }
+
+ label.SetPadding( padding );
+ }
+}
+
+void PushButton::ConfigureSizeNegotiationDimension( Dimension::Type dimension, const std::vector< Actor >& images, Actor& label )
+{
+ ResizePolicy::Type imageResizePolicy = ResizePolicy::FILL_TO_PARENT;
+ ResizePolicy::Type labelResizePolicy = ResizePolicy::FILL_TO_PARENT;
+
+ switch( Self().GetResizePolicy( dimension ) )
+ {
+ case ResizePolicy::FIT_TO_CHILDREN:
+ {
+ imageResizePolicy = labelResizePolicy = ResizePolicy::USE_NATURAL_SIZE;
+ break;
+ }
+ case ResizePolicy::USE_NATURAL_SIZE:
+ {
+ if( label )
+ {
+ labelResizePolicy = ResizePolicy::USE_NATURAL_SIZE;
+ }
+ else
+ {
+ imageResizePolicy = ResizePolicy::USE_NATURAL_SIZE;
+ }
+ break;
+ }
+ default:
+ {
+ break;
+ }
+ }
+
+ if( label )
+ {
+ label.SetResizePolicy( labelResizePolicy, dimension );
+ }
+
+ for( std::vector< Actor >::const_iterator it = images.begin(), itEnd = images.end(); it != itEnd; ++it )
+ {
+ Actor actor = *it;
+ if( actor )
+ {
+ actor.SetResizePolicy( imageResizePolicy, dimension );
+ }
+ }
+}
+
} // namespace Internal
} // namespace Toolkit