// CLASS HEADER
#include <dali-toolkit/internal/visuals/text/text-visual.h>
-// EXTERNAL HEADER
-#include <dali/devel-api/scripting/enum-helper.h>
-// #include <dali/devel-api/scripting/scripting.h>
-
// INTERNAL HEADER
-#include <dali-toolkit/public-api/text/rendering-backend.h>
-#include <dali-toolkit/public-api/visuals/text-visual-properties.h>
#include <dali-toolkit/devel-api/visual-factory/devel-visual-properties.h>
+#include <dali-toolkit/devel-api/visuals/text-visual-properties.h>
+#include <dali-toolkit/devel-api/visuals/visual-properties-devel.h>
#include <dali-toolkit/devel-api/controls/control-depth-index-ranges.h>
-#include <dali-toolkit/internal/text/rendering/text-backend.h>
-#include <dali-toolkit/internal/text/text-view.h>
+#include <dali-toolkit/internal/visuals/image-atlas-manager.h>
#include <dali-toolkit/internal/visuals/visual-base-impl.h>
#include <dali-toolkit/internal/visuals/visual-base-data-impl.h>
+#include <dali-toolkit/internal/visuals/visual-string-constants.h>
#include <dali-toolkit/internal/text/text-font-style.h>
-#include <dali-toolkit/internal/text/text-effects-style.h>
-
-using Dali::Toolkit::Text::LayoutEngine;
namespace Dali
{
{
// Property names.
-const char * const RENDERING_BACKEND_PROPERTY( "renderingBackend" );
const char * const TEXT_PROPERTY( "text" );
const char * const FONT_FAMILY_PROPERTY( "fontFamily" );
const char * const FONT_STYLE_PROPERTY( "fontStyle" );
const char * const VERTICAL_ALIGNMENT_PROPERTY( "verticalAlignment" );
const char * const TEXT_COLOR_PROPERTY( "textColor" );
const char * const ENABLE_MARKUP_PROPERTY( "enableMarkup" );
-const char * const ENABLE_AUTO_SCROLL_PROPERTY( "enableAutoScroll" );
-const char * const AUTO_SCROLL_SPEED_PROPERTY( "autoScrollSpeed" );
-const char * const AUTO_SCROLL_LOOP_COUNT_PROPERTY( "autoScrollLoopCount" );
-const char * const AUTO_SCROLL_GAP_PROPERTY( "autoScrollGap" );
-const char * const LINE_SPACING_PROPERTY( "lineSpacing" );
-const char * const UNDERLINE_PROPERTY( "underline" );
-const char * const SHADOW_PROPERTY( "shadow" );
-const char * const OUTLINE_PROPERTY( "outline" );
-const char * const BATCHING_ENABLED_PROPERTY( "batchingEnabled" );
+
+const std::string PIXEL_AREA_UNIFORM_NAME = "pixelArea";
const Scripting::StringEnum HORIZONTAL_ALIGNMENT_STRING_TABLE[] =
{
- { "BEGIN", Toolkit::Text::LayoutEngine::HORIZONTAL_ALIGN_BEGIN },
- { "CENTER", Toolkit::Text::LayoutEngine::HORIZONTAL_ALIGN_CENTER },
- { "END", Toolkit::Text::LayoutEngine::HORIZONTAL_ALIGN_END },
+ { "BEGIN", Toolkit::Text::Layout::HORIZONTAL_ALIGN_BEGIN },
+ { "CENTER", Toolkit::Text::Layout::HORIZONTAL_ALIGN_CENTER },
+ { "END", Toolkit::Text::Layout::HORIZONTAL_ALIGN_END },
};
const unsigned int HORIZONTAL_ALIGNMENT_STRING_TABLE_COUNT = sizeof( HORIZONTAL_ALIGNMENT_STRING_TABLE ) / sizeof( HORIZONTAL_ALIGNMENT_STRING_TABLE[0] );
const Scripting::StringEnum VERTICAL_ALIGNMENT_STRING_TABLE[] =
{
- { "TOP", Toolkit::Text::LayoutEngine::VERTICAL_ALIGN_TOP },
- { "CENTER", Toolkit::Text::LayoutEngine::VERTICAL_ALIGN_CENTER },
- { "BOTTOM", Toolkit::Text::LayoutEngine::VERTICAL_ALIGN_BOTTOM },
+ { "TOP", Toolkit::Text::Layout::VERTICAL_ALIGN_TOP },
+ { "CENTER", Toolkit::Text::Layout::VERTICAL_ALIGN_CENTER },
+ { "BOTTOM", Toolkit::Text::Layout::VERTICAL_ALIGN_BOTTOM },
};
const unsigned int VERTICAL_ALIGNMENT_STRING_TABLE_COUNT = sizeof( VERTICAL_ALIGNMENT_STRING_TABLE ) / sizeof( VERTICAL_ALIGNMENT_STRING_TABLE[0] );
-std::string GetHorizontalAlignment( LayoutEngine::HorizontalAlignment alignment )
+const Vector4 FULL_TEXTURE_RECT( 0.f, 0.f, 1.f, 1.f );
+
+std::string GetHorizontalAlignment( Toolkit::Text::Layout::HorizontalAlignment alignment )
{
- const char* name = Scripting::GetEnumerationName<Toolkit::Text::LayoutEngine::HorizontalAlignment>( alignment,
- HORIZONTAL_ALIGNMENT_STRING_TABLE,
- HORIZONTAL_ALIGNMENT_STRING_TABLE_COUNT );
+ const char* name = Scripting::GetEnumerationName<Toolkit::Text::Layout::HorizontalAlignment>( alignment,
+ HORIZONTAL_ALIGNMENT_STRING_TABLE,
+ HORIZONTAL_ALIGNMENT_STRING_TABLE_COUNT );
return std::string( name );
}
-std::string GetVerticalAlignment( LayoutEngine::VerticalAlignment alignment )
+std::string GetVerticalAlignment( Toolkit::Text::Layout::VerticalAlignment alignment )
{
- const char* name = Scripting::GetEnumerationName< Toolkit::Text::LayoutEngine::VerticalAlignment >( alignment,
- VERTICAL_ALIGNMENT_STRING_TABLE,
- VERTICAL_ALIGNMENT_STRING_TABLE_COUNT );
+ const char* name = Scripting::GetEnumerationName< Toolkit::Text::Layout::VerticalAlignment >( alignment,
+ VERTICAL_ALIGNMENT_STRING_TABLE,
+ VERTICAL_ALIGNMENT_STRING_TABLE_COUNT );
return std::string( name );
}
uniform mediump vec4 pixelArea;
varying mediump vec2 vTexCoord;\n
\n
+
+ //Visual size and offset
+ uniform mediump vec2 offset;\n
+ uniform mediump vec2 size;\n
+ uniform mediump vec4 offsetSizeMode;\n
+ uniform mediump vec2 origin;\n
+ uniform mediump vec2 anchorPoint;\n
+
+ vec4 ComputeVertexPosition()\n
+ {\n
+ vec2 visualSize = mix(uSize.xy*size, size, offsetSizeMode.zw );\n
+ vec2 visualOffset = mix( offset, offset/uSize.xy, offsetSizeMode.xy);\n
+ return vec4( (aPosition + anchorPoint)*visualSize + (visualOffset + origin)*uSize.xy, 0.0, 1.0 );\n
+ }\n
+
void main()\n
{\n
- mediump vec4 vertexPosition = vec4(aPosition, 0.0, 1.0);\n
- vertexPosition.xyz *= uSize;\n
- vertexPosition = uMvpMatrix * vertexPosition;\n
- \n
+ mediump vec4 vertexPosition = uMvpMatrix *ComputeVertexPosition();\n
vTexCoord = pixelArea.xy+pixelArea.zw*(aPosition + vec2(0.5) );\n
gl_Position = vertexPosition;\n
}\n
}\n
);
-Geometry CreateGeometry( VisualFactoryCache& factoryCache, ImageDimensions gridSize )
-{
- Geometry geometry;
-
- if( gridSize == ImageDimensions( 1, 1 ) )
- {
- geometry = factoryCache.GetGeometry( VisualFactoryCache::QUAD_GEOMETRY );
- if( !geometry )
- {
- geometry = VisualFactoryCache::CreateQuadGeometry();
- factoryCache.SaveGeometry( VisualFactoryCache::QUAD_GEOMETRY, geometry );
- }
- }
- else
- {
- geometry = VisualFactoryCache::CreateGridGeometry( gridSize );
- }
-
- return geometry;
-}
-
} // unnamed namespace
TextVisualPtr TextVisual::New( VisualFactoryCache& factoryCache )
Property::Value value;
map.Clear();
- map.Insert( Toolkit::VisualProperty::TYPE, Toolkit::Visual::TEXT );
-
- map.Insert( Toolkit::TextVisual::Property::RENDERING_BACKEND, mRenderingBackend );
+ map.Insert( Toolkit::VisualProperty::TYPE, Toolkit::DevelVisual::TEXT );
std::string text;
mController->GetText( text );
map.Insert( Toolkit::TextVisual::Property::VERTICAL_ALIGNMENT, GetVerticalAlignment( mController->GetVerticalAlignment() ) );
- map.Insert( Toolkit::TextVisual::Property::TEXT_COLOR, mController->GetTextColor() );
+ map.Insert( Toolkit::TextVisual::Property::TEXT_COLOR, mController->GetDefaultColor() );
map.Insert( Toolkit::TextVisual::Property::ENABLE_MARKUP, mController->IsMarkupProcessorEnabled() );
-
- map.Insert( Toolkit::TextVisual::Property::LINE_SPACING, mController->GetDefaultLineSpacing() );
-
- GetUnderlineProperties( mController, value, Text::EffectStyle::DEFAULT );
- map.Insert( Toolkit::TextVisual::Property::UNDERLINE, value );
-
- GetShadowProperties( mController, value, Text::EffectStyle::DEFAULT );
- map.Insert( Toolkit::TextVisual::Property::SHADOW, value );
-
- GetOutlineProperties( mController, value, Text::EffectStyle::DEFAULT );
- map.Insert( Toolkit::TextVisual::Property::OUTLINE, value );
-
- map.Insert( Toolkit::TextVisual::Property::BATCHING_ENABLED, false ); // TODO
}
TextVisual::TextVisual( VisualFactoryCache& factoryCache )
: Visual::Base( factoryCache ),
mController( Text::Controller::New() ),
- mRenderingBackend( Toolkit::Text::DEFAULT_RENDERING_BACKEND ),
- mHasBeenStaged( false )
+ mTypesetter( Text::Typesetter::New( mController->GetTextModel() ) )
{
}
}
case Property::Key::STRING:
{
- if( keyValue.first.stringKey == RENDERING_BACKEND_PROPERTY )
- {
- DoSetProperty( Toolkit::TextVisual::Property::RENDERING_BACKEND, keyValue.second );
- }
- else if( keyValue.first.stringKey == TEXT_PROPERTY )
+ if( keyValue.first.stringKey == TEXT_PROPERTY )
{
DoSetProperty( Toolkit::TextVisual::Property::TEXT, keyValue.second );
}
{
DoSetProperty( Toolkit::TextVisual::Property::ENABLE_MARKUP, keyValue.second );
}
- else if( keyValue.first.stringKey == ENABLE_AUTO_SCROLL_PROPERTY )
- {
- DoSetProperty( Toolkit::TextVisual::Property::ENABLE_AUTO_SCROLL, keyValue.second );
- }
- else if( keyValue.first.stringKey == AUTO_SCROLL_SPEED_PROPERTY )
- {
- DoSetProperty( Toolkit::TextVisual::Property::AUTO_SCROLL_SPEED, keyValue.second );
- }
- else if( keyValue.first.stringKey == AUTO_SCROLL_LOOP_COUNT_PROPERTY )
- {
- DoSetProperty( Toolkit::TextVisual::Property::AUTO_SCROLL_LOOP_COUNT, keyValue.second );
- }
- else if( keyValue.first.stringKey == AUTO_SCROLL_GAP_PROPERTY )
- {
- DoSetProperty( Toolkit::TextVisual::Property::AUTO_SCROLL_GAP, keyValue.second );
- }
- else if( keyValue.first.stringKey == LINE_SPACING_PROPERTY )
- {
- DoSetProperty( Toolkit::TextVisual::Property::LINE_SPACING, keyValue.second );
- }
- else if( keyValue.first.stringKey == UNDERLINE_PROPERTY )
- {
- DoSetProperty( Toolkit::TextVisual::Property::UNDERLINE, keyValue.second );
- }
- else if( keyValue.first.stringKey == SHADOW_PROPERTY )
- {
- DoSetProperty( Toolkit::TextVisual::Property::SHADOW, keyValue.second );
- }
- else if( keyValue.first.stringKey == OUTLINE_PROPERTY )
- {
- DoSetProperty( Toolkit::TextVisual::Property::OUTLINE, keyValue.second );
- }
- else if( keyValue.first.stringKey == BATCHING_ENABLED_PROPERTY )
- {
- DoSetProperty( Toolkit::TextVisual::Property::BATCHING_ENABLED, keyValue.second );
- }
break;
}
}
}
- // Retrieve the layout engine to set whether to elide the text and set the cursor's width.
- Text::LayoutEngine& engine = mController->GetLayoutEngine();
-
// Elide the text if it exceeds the boundaries.
- engine.SetTextEllipsisEnabled( true );
+ mController->SetTextElideEnabled( true );
+
+ // Retrieve the layout engine to set the cursor's width.
+ Text::Layout::Engine& engine = mController->GetLayoutEngine();
// Sets 0 as cursor's width.
engine.SetCursorWidth( 0u ); // Do not layout space for the cursor.
void TextVisual::DoSetOnStage( Actor& actor )
{
- // TODO Create the actual renderer(s) for the text!!!!
- // Will crash if no mImpl->mRenderer is set.
- Geometry geometry;
- Shader shader;
+ mControl = actor;
- geometry = CreateGeometry( mFactoryCache, ImageDimensions( 1, 1 ) );
+ CreateRenderer();
+}
- shader = mFactoryCache.GetShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_DEFAULT_WRAP );
- if( !shader )
+void TextVisual::DoSetOffStage( Actor& actor )
+{
+ if( mImpl->mRenderer )
{
- shader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_ATLAS_CLAMP );
- mFactoryCache.SaveShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_DEFAULT_WRAP, shader );
- }
+ // Removes the renderer from the actor.
+ actor.RemoveRenderer( mImpl->mRenderer );
- mImpl->mRenderer = Renderer::New( geometry, shader );
-
- mSelf = actor;
-
- if( mHasBeenStaged )
- {
- RenderText();
+ DestroyRenderer();
}
- else
- {
- mHasBeenStaged = true;
- }
-}
-void TextVisual::DoSetOffStage( Actor& actor )
-{
- mSelf.Reset();
+ // Resets the control handle.
+ mControl.Reset();
}
void TextVisual::DoSetProperty( Dali::Property::Index index, const Dali::Property::Value& propertyValue )
{
switch( index )
{
- case Toolkit::TextVisual::Property::RENDERING_BACKEND:
- {
- int backend = propertyValue.Get<int>();
-
-#ifndef ENABLE_VECTOR_BASED_TEXT_RENDERING
- if( Text::RENDERING_VECTOR_BASED == backend )
- {
- backend = TextAbstraction::BITMAP_GLYPH; // Fallback to bitmap-based rendering
- }
-#endif
- if( mRenderingBackend != backend )
- {
- mRenderingBackend = backend;
- mRenderer.Reset();
-
- // When using the vector-based rendering, the size of the GLyphs are different
- TextAbstraction::GlyphType glyphType = ( Text::RENDERING_VECTOR_BASED == mRenderingBackend ) ? TextAbstraction::VECTOR_GLYPH : TextAbstraction::BITMAP_GLYPH;
- mController->SetGlyphType( glyphType );
- }
- break;
- }
case Toolkit::TextVisual::Property::TEXT:
{
mController->SetText( propertyValue.Get<std::string>() );
}
case Toolkit::TextVisual::Property::HORIZONTAL_ALIGNMENT:
{
- LayoutEngine::HorizontalAlignment alignment( LayoutEngine::HORIZONTAL_ALIGN_BEGIN );
- if( Scripting::GetEnumeration< Toolkit::Text::LayoutEngine::HorizontalAlignment >( propertyValue.Get< std::string >().c_str(),
- HORIZONTAL_ALIGNMENT_STRING_TABLE,
- HORIZONTAL_ALIGNMENT_STRING_TABLE_COUNT,
- alignment ) )
+ Toolkit::Text::Layout::HorizontalAlignment alignment( Toolkit::Text::Layout::HORIZONTAL_ALIGN_BEGIN );
+ if( Scripting::GetEnumeration< Toolkit::Text::Layout::HorizontalAlignment >( propertyValue.Get< std::string >().c_str(),
+ HORIZONTAL_ALIGNMENT_STRING_TABLE,
+ HORIZONTAL_ALIGNMENT_STRING_TABLE_COUNT,
+ alignment ) )
{
mController->SetHorizontalAlignment( alignment );
}
}
case Toolkit::TextVisual::Property::VERTICAL_ALIGNMENT:
{
- LayoutEngine::VerticalAlignment alignment( LayoutEngine::VERTICAL_ALIGN_BOTTOM );
- if( Scripting::GetEnumeration< Toolkit::Text::LayoutEngine::VerticalAlignment >( propertyValue.Get< std::string >().c_str(),
- VERTICAL_ALIGNMENT_STRING_TABLE,
- VERTICAL_ALIGNMENT_STRING_TABLE_COUNT,
- alignment ) )
+ Toolkit::Text::Layout::VerticalAlignment alignment( Toolkit::Text::Layout::VERTICAL_ALIGN_BOTTOM );
+ if( Scripting::GetEnumeration< Toolkit::Text::Layout::VerticalAlignment >( propertyValue.Get< std::string >().c_str(),
+ VERTICAL_ALIGNMENT_STRING_TABLE,
+ VERTICAL_ALIGNMENT_STRING_TABLE_COUNT,
+ alignment ) )
{
mController->SetVerticalAlignment( alignment );
}
}
case Toolkit::TextVisual::Property::TEXT_COLOR:
{
- const Vector4 textColor = propertyValue.Get< Vector4 >();
- if( mController->GetTextColor() != textColor )
+ const Vector4& textColor = propertyValue.Get< Vector4 >();
+ if( mController->GetDefaultColor() != textColor )
{
- mController->SetTextColor( textColor );
- mRenderer.Reset();
+ mController->SetDefaultColor( textColor );
}
break;
}
mController->SetMarkupProcessorEnabled( enableMarkup );
break;
}
- case Toolkit::TextVisual::Property::ENABLE_AUTO_SCROLL:
- {
- // nothing to do.
- break;
- }
- case Toolkit::TextVisual::Property::AUTO_SCROLL_SPEED:
- {
- // nothing to do.
- break;
- }
- case Toolkit::TextVisual::Property::AUTO_SCROLL_LOOP_COUNT:
- {
- // nothing to do.
- break;
- }
- case Toolkit::TextVisual::Property::AUTO_SCROLL_GAP:
- {
- // nothing to do.
- break;
- }
- case Toolkit::TextVisual::Property::LINE_SPACING:
- {
- const float lineSpacing = propertyValue.Get<float>();
- mController->SetDefaultLineSpacing( lineSpacing );
- mRenderer.Reset();
- break;
- }
- case Toolkit::TextVisual::Property::UNDERLINE:
- {
- // TODO : This switch can be removed when the deprecated SHADOW_OFFSET and SHADOW_COLOR properties are finally removed.
- // Only the code for the MAP case should be kept.
- switch( propertyValue.GetType() )
- {
- case Property::VECTOR4:
- {
- const Vector4 color = propertyValue.Get<Vector4>();
- if( mController->GetUnderlineColor() != color )
- {
- mController->SetUnderlineColor( color );
- mRenderer.Reset();
- }
- break;
- }
- case Property::FLOAT:
- {
- float height = propertyValue.Get<float>();
- if( fabsf( mController->GetUnderlineHeight() - height ) > Math::MACHINE_EPSILON_1000 )
- {
- mController->SetUnderlineHeight( height );
- mRenderer.Reset();
- }
- break;
- }
- case Property::BOOLEAN:
- {
- const bool enabled = propertyValue.Get<bool>();
- if( mController->IsUnderlineEnabled() != enabled )
- {
- mController->SetUnderlineEnabled( enabled );
- mRenderer.Reset();
- }
- break;
- }
- case Property::MAP:
- {
- const bool update = SetUnderlineProperties( mController, propertyValue, Text::EffectStyle::DEFAULT );
- if( update )
- {
- mRenderer.Reset();
- }
- break;
- }
- default:
- {
- // Nothing to do.
- break;
- }
- }
-
- break;
- }
- case Toolkit::TextVisual::Property::SHADOW:
- {
- // TODO : This switch can be removed when the deprecated SHADOW_OFFSET and SHADOW_COLOR properties are finally removed.
- // Only the code for the MAP case should be kept.
- switch( propertyValue.GetType() )
- {
- case Property::VECTOR2:
- {
- const Vector2 shadowOffset = propertyValue.Get<Vector2>();
- if( mController->GetShadowOffset() != shadowOffset )
- {
- mController->SetShadowOffset( shadowOffset );
- mRenderer.Reset();
- }
- break;
- }
- case Property::VECTOR4:
- {
- const Vector4 shadowColor = propertyValue.Get<Vector4>();
- if( mController->GetShadowColor() != shadowColor )
- {
- mController->SetShadowColor( shadowColor );
- mRenderer.Reset();
- }
- break;
- }
- case Property::MAP:
- {
- const bool update = SetShadowProperties( mController, propertyValue, Text::EffectStyle::DEFAULT );
- if( update )
- {
- mRenderer.Reset();
- }
- break;
- }
- default:
- {
- // Nothing to do.
- break;
- }
- }
- break;
- }
- case Toolkit::TextVisual::Property::EMBOSS:
- {
- const bool update = SetEmbossProperties( mController, propertyValue, Text::EffectStyle::DEFAULT );
- if( update )
- {
- mRenderer.Reset();
- }
- break;
- }
- case Toolkit::TextVisual::Property::OUTLINE:
- {
- const bool update = SetOutlineProperties( mController, propertyValue, Text::EffectStyle::DEFAULT );
- if( update )
- {
- mRenderer.Reset();
- }
- break;
- }
- case Toolkit::TextVisual::Property::BATCHING_ENABLED:
- {
- // TODO
- break;
- }
default:
{
// Should not arrive here.
switch( index )
{
- case Toolkit::TextVisual::Property::RENDERING_BACKEND:
- {
- value = mRenderingBackend;
- break;
- }
case Toolkit::TextVisual::Property::TEXT:
{
std::string text;
}
case Toolkit::TextVisual::Property::HORIZONTAL_ALIGNMENT:
{
- const char* name = Scripting::GetEnumerationName< Toolkit::Text::LayoutEngine::HorizontalAlignment >( mController->GetHorizontalAlignment(),
- HORIZONTAL_ALIGNMENT_STRING_TABLE,
- HORIZONTAL_ALIGNMENT_STRING_TABLE_COUNT );
+ const char* name = Scripting::GetEnumerationName< Toolkit::Text::Layout::HorizontalAlignment >( mController->GetHorizontalAlignment(),
+ HORIZONTAL_ALIGNMENT_STRING_TABLE,
+ HORIZONTAL_ALIGNMENT_STRING_TABLE_COUNT );
if( name )
{
value = std::string( name );
}
case Toolkit::TextVisual::Property::VERTICAL_ALIGNMENT:
{
- const char* name = Scripting::GetEnumerationName< Toolkit::Text::LayoutEngine::VerticalAlignment >( mController->GetVerticalAlignment(),
- VERTICAL_ALIGNMENT_STRING_TABLE,
- VERTICAL_ALIGNMENT_STRING_TABLE_COUNT );
+ const char* name = Scripting::GetEnumerationName< Toolkit::Text::Layout::VerticalAlignment >( mController->GetVerticalAlignment(),
+ VERTICAL_ALIGNMENT_STRING_TABLE,
+ VERTICAL_ALIGNMENT_STRING_TABLE_COUNT );
if( name )
{
value = std::string( name );
}
case Toolkit::TextVisual::Property::TEXT_COLOR:
{
- value = mController->GetTextColor();
+ value = mController->GetDefaultColor();
break;
}
case Toolkit::TextVisual::Property::ENABLE_MARKUP:
value = mController->IsMarkupProcessorEnabled();
break;
}
- case Toolkit::TextVisual::Property::ENABLE_AUTO_SCROLL:
- {
- // nothing to do.
- break;
- }
- case Toolkit::TextVisual::Property::AUTO_SCROLL_SPEED:
- {
- // nothing to do.
- break;
- }
- case Toolkit::TextVisual::Property::AUTO_SCROLL_LOOP_COUNT:
- {
- // nothing to do.
- break;
- }
- case Toolkit::TextVisual::Property::AUTO_SCROLL_GAP:
- {
- // nothing to do.
- break;
- }
- case Toolkit::TextVisual::Property::LINE_SPACING:
- {
- value = mController->GetDefaultLineSpacing();
- break;
- }
- case Toolkit::TextVisual::Property::UNDERLINE:
- {
- GetUnderlineProperties( mController, value, Text::EffectStyle::DEFAULT );
- break;
- }
- case Toolkit::TextVisual::Property::SHADOW:
- {
- GetShadowProperties( mController, value, Text::EffectStyle::DEFAULT );
- break;
- }
- case Toolkit::TextVisual::Property::EMBOSS:
- {
- GetEmbossProperties( mController, value, Text::EffectStyle::DEFAULT );
- break;
- }
- case Toolkit::TextVisual::Property::OUTLINE:
- {
- GetOutlineProperties( mController, value, Text::EffectStyle::DEFAULT );
- break;
- }
- case Toolkit::TextVisual::Property::BATCHING_ENABLED:
- {
- // TODO
- break;
- }
default:
{
// Should not arrive here.
void TextVisual::OnSetTransform()
{
- Vector2 visualSize = mImpl->mTransform.GetVisualSize( mImpl->mControlSize );
+ CreateRenderer();
+}
- // Note, the direction should come from the layout of the parent control
- mImpl->mTransform.RegisterUniforms( mImpl->mRenderer, Direction::LEFT_TO_RIGHT );
+void TextVisual::CreateRenderer()
+{
+ Actor control = mControl.GetHandle();
+ if( !control )
+ {
+ // Nothing to do.
+ return;
+ }
+
+ // Calculates the size to be used to relayout.
+ Vector2 relayoutSize;
+
+ const bool isWidthRelative = fabsf( mImpl->mTransform.mOffsetSizeMode.z ) < Math::MACHINE_EPSILON_1000;
+ const bool isHeightRelative = fabsf( mImpl->mTransform.mOffsetSizeMode.w ) < Math::MACHINE_EPSILON_1000;
- const Text::Controller::UpdateTextType updateTextType = mController->Relayout( visualSize );
+ // Round the size and offset to avoid pixel alignement issues.
+ relayoutSize.width = floorf( 0.5f + ( isWidthRelative ? mImpl->mControlSize.width * mImpl->mTransform.mSize.x : mImpl->mTransform.mSize.width ) );
+ relayoutSize.height = floorf( 0.5f + ( isHeightRelative ? mImpl->mControlSize.height * mImpl->mTransform.mSize.y : mImpl->mTransform.mSize.height ) );
- if( ( Text::Controller::NONE_UPDATED != ( Text::Controller::MODEL_UPDATED & updateTextType ) ) ||
- !mRenderer )
+ if( ( fabsf( relayoutSize.width ) < Math::MACHINE_EPSILON_1000 ) || ( fabsf( relayoutSize.height ) < Math::MACHINE_EPSILON_1000 ) )
{
- if( !mRenderer )
+ // Remove any renderer previously set.
+ if( mImpl->mRenderer )
{
- mRenderer = Text::Backend::Get().NewRenderer( mRenderingBackend );
+ control.RemoveRenderer( mImpl->mRenderer );
+
+ DestroyRenderer();
}
- RenderText();
- }
-}
-void TextVisual::RenderText()
-{
- Actor self = mSelf.GetHandle();
- if( !self )
- {
- // Nothing to do if the handle is not initialized.
+ // Nothing else to do if the relayout size is zero.
return;
}
- Actor renderableActor;
+ const Text::Controller::UpdateTextType updateTextType = mController->Relayout( relayoutSize );
- if( mRenderer )
+ if( Text::Controller::NONE_UPDATED != ( Text::Controller::MODEL_UPDATED & updateTextType ) )
{
- renderableActor = mRenderer->Render( mController->GetView(), Toolkit::DepthIndex::TEXT );
- }
+ // Remove any renderer previously set.
+ if( mImpl->mRenderer )
+ {
+ control.RemoveRenderer( mImpl->mRenderer );
- if( renderableActor != mRenderableActor )
- {
- UnparentAndReset( mRenderableActor );
+ DestroyRenderer();
+ }
- if( renderableActor )
+ if( ( relayoutSize.width > Math::MACHINE_EPSILON_1000 ) &&
+ ( relayoutSize.height > Math::MACHINE_EPSILON_1000 ) )
{
- const Vector2& scrollOffset = mController->GetScrollPosition();
- renderableActor.SetPosition( scrollOffset.x, scrollOffset.y );
+ PixelData data = mTypesetter->Render( relayoutSize );
+
+ Geometry geometry;
+ Shader shader;
+ TextureSet textureSet;
+
+ Vector4 atlasRect;
+
+ textureSet = mFactoryCache.GetAtlasManager()->Add( atlasRect, data );
+ mImpl->mFlags |= Impl::IS_ATLASING_APPLIED;
+
+ // Filter mode needs to be set to nearest to avoid blurry text.
+ Sampler sampler = Sampler::New();
+ sampler.SetFilterMode( FilterMode::NEAREST, FilterMode::NEAREST );
+ textureSet.SetSampler( 0u, sampler );
+
+ geometry = mFactoryCache.GetGeometry( VisualFactoryCache::QUAD_GEOMETRY );
+ if( !geometry )
+ {
+ geometry = VisualFactoryCache::CreateQuadGeometry();
+ mFactoryCache.SaveGeometry( VisualFactoryCache::QUAD_GEOMETRY , geometry );
+ }
+
+ shader = mFactoryCache.GetShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_DEFAULT_WRAP );
+ if( !shader )
+ {
+ shader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_ATLAS_CLAMP );
+ mFactoryCache.SaveShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_DEFAULT_WRAP, shader );
+ }
+ shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
- self.Add( renderableActor );
+ mImpl->mRenderer = Renderer::New( geometry, shader );
+ mImpl->mRenderer.SetProperty( Dali::Renderer::Property::DEPTH_INDEX, Toolkit::DepthIndex::TEXT );
+ mImpl->mRenderer.RegisterProperty( ATLAS_RECT_UNIFORM_NAME, atlasRect );
+
+ mImpl->mRenderer.SetTextures( textureSet );
+
+ control.AddRenderer( mImpl->mRenderer );
+
+ //Register transform properties
+ mImpl->mTransform.RegisterUniforms( mImpl->mRenderer, Direction::LEFT_TO_RIGHT );
+
+ mImpl->mFlags |= Impl::IS_FROM_CACHE;
}
- mRenderableActor = renderableActor;
}
}
+void TextVisual::DestroyRenderer()
+{
+ // Removes the text's image from the texture atlas.
+ Vector4 atlasRect;
+
+ const Property::Index index = mImpl->mRenderer.GetPropertyIndex( ATLAS_RECT_UNIFORM_NAME );
+ if( index != Property::INVALID_INDEX )
+ {
+ const Property::Value& atlasRectValue = mImpl->mRenderer.GetProperty( index );
+ atlasRectValue.Get( atlasRect );
+
+ const TextureSet& textureSet = mImpl->mRenderer.GetTextures();
+ mFactoryCache.GetAtlasManager()->Remove( textureSet, atlasRect );
+ }
+
+ // Resets the renderer.
+ mImpl->mRenderer.Reset();
+}
+
} // namespace Internal
} // namespace Toolkit