X-Git-Url: http://review.tizen.org/git/?p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git;a=blobdiff_plain;f=dali-toolkit%2Finternal%2Fcontrols%2Fimage-view%2Fimage-view-impl.cpp;h=e47d1cd22bbf045db498c508d359d097cce7445c;hp=52b253613abe37961828638c2039cfb2bd33926d;hb=76dead7c21ac57622ca1a70c156efddc017059cf;hpb=e2eda444afbe82e9591fe198eef339227f90a616 diff --git a/dali-toolkit/internal/controls/image-view/image-view-impl.cpp b/dali-toolkit/internal/controls/image-view/image-view-impl.cpp index 52b2536..e47d1cd 100644 --- a/dali-toolkit/internal/controls/image-view/image-view-impl.cpp +++ b/dali-toolkit/internal/controls/image-view/image-view-impl.cpp @@ -1,223 +1,285 @@ -// // Copyright (c) 2014 Samsung Electronics Co., Ltd. -// -// Licensed under the Flora License, Version 1.0 (the License); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://floralicense.org/license/ -// -// 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 -#include +// CLASS HEADER +#include "image-view-impl.h" -using namespace Dali; +// EXTERNAL INCLUDES +#include +#include +#include +#include + +// INTERNAL INCLUDES +#include +#include +#include + +namespace Dali +{ + +namespace Toolkit +{ + +namespace Internal +{ namespace { -//Type registration + BaseHandle Create() { return Toolkit::ImageView::New(); } -TypeRegistration mType( typeid(Toolkit::ImageView), typeid(Toolkit::Control), Create ); - - /** - * CameraDetailConstraint, generates detail value - * based on camera's position and ImageView's position. - */ - struct CameraDetailConstraint - { - CameraDetailConstraint(float detailFactor) - : mDetailFactor(detailFactor) - { - - } - float operator()(const float& current, - const PropertyInput& propertyTargetPosition, - const PropertyInput& propertySourcePosition) - { - const Vector3& targetPosition = propertyTargetPosition.GetVector3(); - const Vector3& sourcePosition = propertySourcePosition.GetVector3(); - const float distance = (targetPosition - sourcePosition).Length(); - const float detail = mDetailFactor / distance; - - return detail; - } - - const float mDetailFactor; - }; +// Setup properties, signals and actions using the type-registry. +DALI_TYPE_REGISTRATION_BEGIN( Toolkit::ImageView, Toolkit::Control, Create ); +DALI_PROPERTY_REGISTRATION( Toolkit, ImageView, "image", MAP, IMAGE ) +DALI_TYPE_REGISTRATION_END() -} // unnamed namespace +} // anonymous namespace -namespace Dali -{ +using namespace Dali; -namespace Toolkit +ImageView::ImageView() +: Control( ControlBehaviour( ACTOR_BEHAVIOUR_NONE ) ) { +} -namespace Internal +ImageView::~ImageView() { +} -/////////////////////////////////////////////////////////////////////////////////////////////////// -// ImageView -/////////////////////////////////////////////////////////////////////////////////////////////////// - -Dali::Toolkit::ImageView ImageView::New() +Toolkit::ImageView ImageView::New() { - // Create the implementation - ImageViewPtr imageView(new ImageView()); + ImageView* impl = new ImageView(); - // Pass ownership to CustomActor via derived handle - Dali::Toolkit::ImageView handle(*imageView); + Toolkit::ImageView handle = Toolkit::ImageView( *impl ); // Second-phase init of the implementation // This can only be done after the CustomActor connection has been made... - imageView->Initialize(); + impl->Initialize(); return handle; } -ImageView::ImageView() -: ControlImpl(true) +///////////////////////////////////////////////////////////// + +void ImageView::SetImage( Image image ) { + if( ( mImage != image ) || + ! mUrl.empty() || // If we're changing from a URL type to an Image type + ! mPropertyMap.Empty() ) // If we're changing from a property map type to an Image type + { + mUrl.clear(); + mPropertyMap.Clear(); + + mImage = image; + + Actor self = Self(); + Toolkit::RendererFactory::Get().ResetRenderer( mRenderer, self, image ); + mImageSize = image ? ImageDimensions( image.GetWidth(), image.GetHeight() ) : ImageDimensions( 0, 0 ); + + RelayoutRequest(); + } } -void ImageView::Initialize() +void ImageView::SetImage( Property::Map map ) { + mUrl.clear(); + mImage.Reset(); + mPropertyMap = map; + Actor self = Self(); - // Register property that represents the level of detail. - mPropertyDetail = self.RegisterProperty(Toolkit::ImageView::DETAIL_PROPERTY_NAME, 0.0f); - - // Create an empty image actor, filling the entire size of this ImageView. - Image emptyImage; - mImageActor = ImageActor::New( emptyImage ); - self.Add( mImageActor ); - mImageActor.ApplyConstraint( Constraint::New( Actor::SIZE, ParentSource( Actor::SIZE ), EqualToConstraint() ) ); - mImageActor.SetParentOrigin( ParentOrigin::CENTER ); -} + Toolkit::RendererFactory::Get().ResetRenderer( mRenderer, self, mPropertyMap ); -ImageView::~ImageView() -{ + int width = 0; + Property::Value* widthValue = mPropertyMap.Find( "width" ); + if( widthValue ) + { + widthValue->Get( width ); + } + + int height = 0; + Property::Value* heightValue = mPropertyMap.Find( "height" ); + if( heightValue ) + { + heightValue->Get( height ); + } + mImageSize = ImageDimensions( width, height ); + + RelayoutRequest(); } -void ImageView::SetImage(const std::string& filename, ImageType type, float min, float max) +void ImageView::SetImage( const std::string& url, ImageDimensions size ) { - switch(type) + if( ( mUrl != url ) || + mImage || // If we're changing from an Image type to a URL type + ! mPropertyMap.Empty() ) // If we're changing from a property map type to a URL type { - case Toolkit::ImageView::BitmapType: + mImage.Reset(); + mPropertyMap.Clear(); + + mUrl = url; + + if( size.GetWidth() == 0u && size.GetHeight() == 0u ) { - SetImageBitmap(filename, min, max); - break; + mImageSize = ResourceImage::GetImageSize( mUrl ); } - case Toolkit::ImageView::DistanceFieldType: + else { - SetImageDistanceField(filename); - break; + mImageSize = size; } + + Actor self = Self(); + Toolkit::RendererFactory::Get().ResetRenderer( mRenderer, self, mUrl, mImageSize ); + + RelayoutRequest(); } } -void ImageView::SetImageBitmap(const std::string& filename, float min, float max) +Vector3 ImageView::GetNaturalSize() { - int minLevel = ceilf(logf(min) / logf(2.0f)); - int maxLevel = ceilf(logf(max) / logf(2.0f)); + Vector3 size; - ImageAttributes attributes; - const Vector3 size = Self().GetCurrentSize(); + size.x = mImageSize.GetWidth(); + size.y = mImageSize.GetHeight(); + size.z = std::min(size.x, size.y); - if(minLevel==maxLevel) - { // Single image detail level, no need for any notifications. - const float detail = powf(2.0f, maxLevel); - attributes.SetSize( size.x * detail, size.y * detail ); - Image image = Image::New( filename, attributes); - mImageActor.SetImage( image ); + if( size.x > 0 && size.y > 0 ) + { + return size; } else - { // Multi image detail level... - for( int level = minLevel; level <= maxLevel; level++) - { - const float minDetail = powf(2.0f, level - 1); - const float maxDetail = powf(2.0f, level); - ImageRequest req(filename, size.x * maxDetail, size.y * maxDetail ); - - if(level==minLevel) - { - AddImage(req, LessThanCondition(maxDetail) ); - } - else if(level==maxLevel) - { - AddImage(req, GreaterThanCondition(minDetail) ); - } - else - { - AddImage(req, InsideCondition(minDetail, maxDetail) ); - } - } + { + // if no image then use Control's natural size + return Control::GetNaturalSize(); } } -void ImageView::SetImageDistanceField(const std::string& filename) +float ImageView::GetHeightForWidth( float width ) { - ImageAttributes attributes = Dali::ImageAttributes::NewDistanceField(1.0f, 1); - const Vector3 size = Self().GetCurrentSize(); - - attributes.SetSize( size.x, size.y ); - Image image = Image::NewDistanceField(filename, attributes); - mImageActor.SetImage( image ); - - DistanceFieldEffect effect = DistanceFieldEffect::New(); - Self().SetShaderEffect( effect ); + if( mImageSize.GetWidth() > 0 && mImageSize.GetHeight() > 0 ) + { + return GetHeightForWidthBase( width ); + } + else + { + return Control::GetHeightForWidth( width ); + } } -void ImageView::SetImage(Image image) +float ImageView::GetWidthForHeight( float height ) { - mImageActor.SetImage( image ); + if( mImageSize.GetWidth() > 0 && mImageSize.GetHeight() > 0 ) + { + return GetWidthForHeightBase( height ); + } + else + { + return Control::GetWidthForHeight( height ); + } } -void ImageView::AddImage(ImageRequest& req, PropertyCondition condition) -{ - Actor self = Self(); - - PropertyNotification notification = self.AddPropertyNotification( mPropertyDetail, condition ); +/////////////////////////////////////////////////////////// +// +// Private methods +// - notification.NotifySignal().Connect( this, &ImageView::OnDetailChange ); +void ImageView::OnStageConnection( int depth ) +{ + Control::OnStageConnection( depth ); - mNotifications[notification] = req; + if( mRenderer ) + { + CustomActor self = Self(); + mRenderer.SetOnStage( self ); + } } -void ImageView::SetDetail(float detail) +void ImageView::OnStageDisconnection() { - Self().SetProperty( mPropertyDetail, detail ); + if( mRenderer ) + { + CustomActor self = Self(); + mRenderer.SetOffStage( self ); + } + + Control::OnStageDisconnection(); } -void ImageView::SetCameraActor(CameraActor camera, float detailFactor) + +/////////////////////////////////////////////////////////// +// +// Properties +// + +void ImageView::SetProperty( BaseObject* object, Property::Index index, const Property::Value& value ) { - Constraint constraint = Constraint::New( mPropertyDetail, - LocalSource( Actor::WORLD_POSITION ), - Source( camera, Actor::WORLD_POSITION ), - CameraDetailConstraint(detailFactor)); - Self().RemoveConstraints(); - Self().ApplyConstraint(constraint); + Toolkit::ImageView imageView = Toolkit::ImageView::DownCast( Dali::BaseHandle( object ) ); + + if ( imageView ) + { + switch ( index ) + { + case Toolkit::ImageView::Property::IMAGE: + { + std::string imageUrl; + if( value.Get( imageUrl ) ) + { + ImageView& impl = GetImpl( imageView ); + impl.SetImage( imageUrl, ImageDimensions() ); + } + + // if its not a string then get a Property::Map from the property if possible. + Property::Map map; + if( value.Get( map ) ) + { + ImageView& impl = GetImpl( imageView ); + impl.SetImage( map ); + } + + break; + } + } + } } -void ImageView::OnDetailChange( PropertyNotification& notification ) +Property::Value ImageView::GetProperty( BaseObject* object, Property::Index propertyIndex ) { - ImageRequest& req = mNotifications[notification]; - Image image = Image::New( req.mFilename, req.mAttributes ); - mImageActor.SetImage( image ); + Property::Value value; + + Toolkit::ImageView imageview = Toolkit::ImageView::DownCast( Dali::BaseHandle( object ) ); + + if ( imageview ) + { + switch ( propertyIndex ) + { + case Toolkit::ImageView::Property::IMAGE: + { + ImageView& impl = GetImpl( imageview ); + if ( !impl.mUrl.empty() ) + { + value = impl.mUrl; + } + else if( impl.mImage ) + { + Property::Map map; + Scripting::CreatePropertyMap( impl.mImage, map ); + value = map; + } + else if( !impl.mPropertyMap.Empty() ) + { + value = impl.mPropertyMap; + } + break; + } + } + } + + return value; } } // namespace Internal - } // namespace Toolkit - } // namespace Dali