2 * Copyright (c) 2015 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali-toolkit/internal/text/decorator/text-decorator.h>
22 #include <dali/integration-api/debug.h>
23 #include <dali/public-api/actors/actor.h>
24 #include <dali/public-api/adaptor-framework/timer.h>
25 #include <dali/public-api/actors/image-actor.h>
26 #include <dali/public-api/actors/layer.h>
27 #include <dali/public-api/animation/constraint.h>
28 #include <dali/public-api/common/constants.h>
29 #include <dali/public-api/common/stage.h>
30 #include <dali/public-api/events/tap-gesture.h>
31 #include <dali/public-api/events/tap-gesture-detector.h>
32 #include <dali/public-api/events/touch-event.h>
33 #include <dali/public-api/events/pan-gesture.h>
34 #include <dali/public-api/events/pan-gesture-detector.h>
35 #include <dali/public-api/images/resource-image.h>
36 #include <dali/public-api/math/rect.h>
37 #include <dali/public-api/math/vector2.h>
38 #include <dali/public-api/math/vector4.h>
39 #include <dali/public-api/object/property-notification.h>
40 #include <dali/public-api/signals/connection-tracker.h>
42 #include <dali/devel-api/object/property-buffer.h>
43 #include <dali/devel-api/rendering/geometry.h>
44 #include <dali/devel-api/rendering/material.h>
45 #include <dali/devel-api/rendering/renderer.h>
46 #include <dali/devel-api/rendering/shader.h>
49 #include <dali-toolkit/public-api/controls/control.h>
50 #include <dali-toolkit/public-api/controls/control-depth-index-ranges.h>
51 #include <dali-toolkit/public-api/controls/control-impl.h>
52 #include <dali-toolkit/public-api/controls/buttons/push-button.h>
53 #include <dali-toolkit/public-api/controls/default-controls/solid-color-actor.h>
54 #include <dali-toolkit/public-api/controls/text-controls/text-label.h>
55 #include <dali-toolkit/devel-api/controls/text-controls/text-selection-popup.h>
58 #define DECORATOR_DEBUG
62 #define MAKE_SHADER(A)#A
66 const char* VERTEX_SHADER = MAKE_SHADER(
67 attribute mediump vec2 aPosition;
68 uniform mediump mat4 uMvpMatrix;
69 uniform mediump vec3 uSize;
73 mediump vec4 position = vec4( aPosition, 0.0, 1.0 );
74 position.xyz *= uSize;
75 gl_Position = uMvpMatrix * position;
79 const char* FRAGMENT_SHADER = MAKE_SHADER(
80 uniform lowp vec4 uColor;
84 gl_FragColor = uColor;
95 #ifdef DECORATOR_DEBUG
96 Integration::Log::Filter* gLogFilter( Integration::Log::Filter::New(Debug::NoLogging, false, "LOG_TEXT_DECORATOR") );
107 const char* DEFAULT_GRAB_HANDLE_IMAGE_RELEASED( DALI_IMAGE_DIR "insertpoint-icon.png" );
108 const char* DEFAULT_GRAB_HANDLE_IMAGE_PRESSED( DALI_IMAGE_DIR "insertpoint-icon-pressed.png" );
109 const char* DEFAULT_SELECTION_HANDLE_ONE_RELEASED( DALI_IMAGE_DIR "text-input-selection-handle-left.png" );
110 const char* DEFAULT_SELECTION_HANDLE_ONE_PRESSED( DALI_IMAGE_DIR "text-input-selection-handle-left-press.png" );
111 const char* DEFAULT_SELECTION_HANDLE_TWO_RELEASED( DALI_IMAGE_DIR "text-input-selection-handle-right.png" );
112 const char* DEFAULT_SELECTION_HANDLE_TWO_PRESSED( DALI_IMAGE_DIR "text-input-selection-handle-right-press.png" );
114 const int DEFAULT_POPUP_OFFSET( -100.0f ); // Vertical offset of Popup from cursor or handles position.
116 const Dali::Vector3 DEFAULT_GRAB_HANDLE_RELATIVE_SIZE( 1.25f, 1.5f, 1.0f );
117 const Dali::Vector3 DEFAULT_SELECTION_HANDLE_RELATIVE_SIZE( 1.25f, 1.5f, 1.0f );
119 const Dali::Vector4 LIGHT_BLUE( (0xb2 / 255.0f), (0xeb / 255.0f), (0xf2 / 255.0f), 0.5f ); // The text highlight color.
121 const unsigned int CURSOR_BLINK_INTERVAL = 500u; // Cursor blink interval
122 const float TO_MILLISECONDS = 1000.f;
123 const float TO_SECONDS = 1.f / TO_MILLISECONDS;
125 const float DISPLAYED_HIGHLIGHT_Z_OFFSET( -0.05f );
127 const unsigned int SCROLL_TICK_INTERVAL = 50u;
129 const float SCROLL_THRESHOLD = 10.f;
130 const float SCROLL_SPEED = 300.f;
131 const float SCROLL_DISTANCE = SCROLL_SPEED * SCROLL_TICK_INTERVAL * TO_SECONDS;
134 * structure to hold coordinates of each quad, which will make up the mesh.
136 struct QuadCoordinates
139 * Default constructor
147 * @param[in] x1 left co-ordinate
148 * @param[in] y1 top co-ordinate
149 * @param[in] x2 right co-ordinate
150 * @param[in] y2 bottom co-ordinate
152 QuadCoordinates(float x1, float y1, float x2, float y2)
158 Dali::Vector2 min; ///< top-left (minimum) position of quad
159 Dali::Vector2 max; ///< bottom-right (maximum) position of quad
162 typedef std::vector<QuadCoordinates> QuadContainer;
165 * @brief Takes a bounding rectangle in the local coordinates of an actor and returns the world coordinates Bounding Box.
166 * @param[in] boundingRectangle local bounding
167 * @param[out] Vector4 World coordinate bounding Box.
169 void LocalToWorldCoordinatesBoundingBox( const Dali::Rect<int>& boundingRectangle, Dali::Vector4& boundingBox )
171 // Convert to world coordinates and store as a Vector4 to be compatible with Property Notifications.
172 Dali::Vector2 stageSize = Dali::Stage::GetCurrent().GetSize();
174 const float originX = boundingRectangle.x - 0.5f * stageSize.width;
175 const float originY = boundingRectangle.y - 0.5f * stageSize.height;
177 boundingBox = Dali::Vector4( originX,
179 originX + boundingRectangle.width,
180 originY + boundingRectangle.height );
184 } // end of namespace
195 struct Decorator::Impl : public ConnectionTracker
209 : color( Dali::Color::BLACK ),
211 cursorHeight( 0.0f ),
227 grabDisplacementX( 0.f ),
228 grabDisplacementY( 0.f ),
240 float lineHeight; ///< Not the handle height
241 float grabDisplacementX;
242 float grabDisplacementY;
253 offset( DEFAULT_POPUP_OFFSET )
257 TextSelectionPopup actor;
262 Impl( ControllerInterface& controller,
263 TextSelectionPopupCallbackInterface& callbackInterface )
264 : mController( controller ),
265 mEnabledPopupButtons( TextSelectionPopup::NONE ),
266 mTextSelectionPopupCallbackInterface( callbackInterface ),
267 mBoundingBox( Rect<int>() ),
268 mHighlightColor( LIGHT_BLUE ),
269 mHighlightPosition( Vector2::ZERO ),
270 mActiveCursor( ACTIVE_CURSOR_NONE ),
271 mCursorBlinkInterval( CURSOR_BLINK_INTERVAL ),
272 mCursorBlinkDuration( 0.0f ),
273 mHandleScrolling( HANDLE_TYPE_COUNT ),
274 mScrollDirection( SCROLL_NONE ),
275 mScrollThreshold( SCROLL_THRESHOLD ),
276 mScrollSpeed( SCROLL_SPEED ),
277 mScrollDistance( SCROLL_DISTANCE ),
278 mActiveCopyPastePopup( false ),
279 mCursorBlinkStatus( true ),
280 mPrimaryCursorVisible( false ),
281 mSecondaryCursorVisible( false ),
282 mSwapSelectionHandles( false ),
283 mNotifyEndOfScroll( false )
285 mQuadVertexFormat[ "aPosition" ] = Property::VECTOR2;
286 mQuadIndexFormat[ "indices" ] = Property::UNSIGNED_INTEGER;
287 mHighlightMaterial = Material::New( Shader::New( VERTEX_SHADER, FRAGMENT_SHADER ) );
291 * Relayout of the decorations owned by the decorator.
292 * @param[in] size The Size of the UI control the decorator is adding it's decorations to.
294 void Relayout( const Vector2& size )
296 // TODO - Remove this if nothing is active
300 // Show or hide the cursors
304 const CursorImpl& cursor = mCursor[PRIMARY_CURSOR];
305 mPrimaryCursorVisible = ( cursor.position.x <= size.width ) && ( cursor.position.x >= 0.f );
306 if( mPrimaryCursorVisible )
308 Vector2 position = cursor.position;
310 mPrimaryCursor.SetPosition( position.x,
312 mPrimaryCursor.SetSize( Size( 1.0f, cursor.cursorHeight ) );
314 mPrimaryCursor.SetVisible( mPrimaryCursorVisible );
316 if( mSecondaryCursor )
318 const CursorImpl& cursor = mCursor[SECONDARY_CURSOR];
319 mSecondaryCursorVisible = ( cursor.position.x <= size.width ) && ( cursor.position.x >= 0.f );
320 if( mSecondaryCursorVisible )
322 mSecondaryCursor.SetPosition( cursor.position.x,
324 mSecondaryCursor.SetSize( Size( 1.0f, cursor.cursorHeight ) );
326 mSecondaryCursor.SetVisible( mSecondaryCursorVisible );
329 // Show or hide the grab handle
330 HandleImpl& grabHandle = mHandle[GRAB_HANDLE];
331 if( grabHandle.active )
333 Vector2 position = grabHandle.position;
335 const bool isVisible = ( position.x <= size.width ) && ( position.x >= 0.f );
343 grabHandle.actor.SetPosition( position.x,
344 position.y + grabHandle.lineHeight );
346 grabHandle.actor.SetVisible( isVisible );
348 else if( grabHandle.actor )
350 UnparentAndReset( grabHandle.actor );
353 // Show or hide the selection handles/highlight
354 HandleImpl& primary = mHandle[ LEFT_SELECTION_HANDLE ];
355 HandleImpl& secondary = mHandle[ RIGHT_SELECTION_HANDLE ];
356 if( primary.active || secondary.active )
358 Vector2 primaryPosition = primary.position;
359 Vector2 secondaryPosition = secondary.position;
361 const bool isPrimaryVisible = ( primaryPosition.x <= size.width ) && ( primaryPosition.x >= 0.f );
362 const bool isSecondaryVisible = ( secondaryPosition.x <= size.width ) && ( secondaryPosition.x >= 0.f );
364 if( isPrimaryVisible || isSecondaryVisible )
368 CreateSelectionHandles();
370 if( isPrimaryVisible )
372 primary.actor.SetPosition( primaryPosition.x,
373 primaryPosition.y + primary.lineHeight );
376 if( isSecondaryVisible )
378 secondary.actor.SetPosition( secondaryPosition.x,
379 secondaryPosition.y + secondary.lineHeight );
382 primary.actor.SetVisible( isPrimaryVisible );
383 secondary.actor.SetVisible( isSecondaryVisible );
385 // Shouldn't be needed......
386 UnparentAndReset( mHighlightActor );
393 UnparentAndReset( primary.actor );
394 UnparentAndReset( secondary.actor );
395 UnparentAndReset( mHighlightActor );
398 if ( mActiveCopyPastePopup )
400 // todo Swap UnparentAndReset for DeterminePositionPopup() if mCopyPastePopup.actor valid Once the issue with the labels disappearing is fixed.
401 UnparentAndReset( mCopyPastePopup.actor );
402 if ( !mCopyPastePopup.actor )
404 mCopyPastePopup.actor = TextSelectionPopup::New( mEnabledPopupButtons, &mTextSelectionPopupCallbackInterface );
405 #ifdef DECORATOR_DEBUG
406 mCopyPastePopup.actor.SetName("mCopyPastePopup");
408 mCopyPastePopup.actor.SetAnchorPoint( AnchorPoint::CENTER );
409 mCopyPastePopup.actor.OnRelayoutSignal().Connect( this, &Decorator::Impl::PopupRelayoutComplete ); // Position popup after size negotiation
410 mActiveLayer.Add ( mCopyPastePopup.actor );
415 if ( mCopyPastePopup.actor )
417 UnparentAndReset( mCopyPastePopup.actor );
422 void UpdatePositions( const Vector2& scrollOffset )
424 mCursor[PRIMARY_CURSOR].position += scrollOffset;
425 mCursor[SECONDARY_CURSOR].position += scrollOffset;
426 mHandle[ GRAB_HANDLE ].position += scrollOffset;
427 mHandle[ LEFT_SELECTION_HANDLE ].position += scrollOffset;
428 mHandle[ RIGHT_SELECTION_HANDLE ].position += scrollOffset;
429 mHighlightPosition += scrollOffset;
432 void DeterminePositionPopup()
434 if ( !mActiveCopyPastePopup )
439 if ( mHandle[LEFT_SELECTION_HANDLE].active || mHandle[RIGHT_SELECTION_HANDLE].active )
441 float minHandleXPosition = std::min ( mHandle[LEFT_SELECTION_HANDLE].position.x, mHandle[RIGHT_SELECTION_HANDLE].position.x );
442 float maxHandleXPosition = std::max ( mHandle[LEFT_SELECTION_HANDLE].position.x, mHandle[RIGHT_SELECTION_HANDLE].position.x );
444 float minHandleYPosition = std::min ( mHandle[LEFT_SELECTION_HANDLE].position.y, mHandle[RIGHT_SELECTION_HANDLE].position.y );
446 mCopyPastePopup.position.x = minHandleXPosition + ( ( maxHandleXPosition - minHandleXPosition ) *0.5f );
447 mCopyPastePopup.position.y = minHandleYPosition + mCopyPastePopup.offset;
451 mCopyPastePopup.position = Vector3( mCursor[PRIMARY_CURSOR].position.x, mCursor[PRIMARY_CURSOR].position.y -100.0f , 0.0f ); //todo 100 to be an offset Property
454 Vector3 popupSize = Vector3( mCopyPastePopup.actor.GetRelayoutSize( Dimension::WIDTH ), mCopyPastePopup.actor.GetRelayoutSize( Dimension::HEIGHT ), 0.0f );
456 GetConstrainedPopupPosition( mCopyPastePopup.position, popupSize, AnchorPoint::CENTER, mActiveLayer, mBoundingBox );
458 SetUpPopupPositionNotifications();
460 mCopyPastePopup.actor.SetPosition( mCopyPastePopup.position );
463 void PopupRelayoutComplete( Actor actor )
465 // Size negotiation for CopyPastePopup complete so can get the size and constrain position within bounding box.
466 mCopyPastePopup.actor.OnRelayoutSignal().Disconnect( this, &Decorator::Impl::PopupRelayoutComplete );
468 DeterminePositionPopup();
471 void CreateCursor( ImageActor& cursor, const Vector4& color )
473 cursor = CreateSolidColorActor( color );
474 cursor.SetSortModifier( DECORATION_DEPTH_INDEX );
475 cursor.SetParentOrigin( ParentOrigin::TOP_LEFT ); // Need to set the default parent origin as CreateSolidColorActor() sets a different one.
476 cursor.SetAnchorPoint( AnchorPoint::TOP_CENTER );
479 // Add or Remove cursor(s) from parent
483 if( mActiveCursor == ACTIVE_CURSOR_NONE )
485 UnparentAndReset( mPrimaryCursor );
486 UnparentAndReset( mSecondaryCursor );
490 // Create Primary and or Secondary Cursor(s) if active and add to parent
491 if ( mActiveCursor == ACTIVE_CURSOR_PRIMARY ||
492 mActiveCursor == ACTIVE_CURSOR_BOTH )
494 if ( !mPrimaryCursor )
496 CreateCursor( mPrimaryCursor, mCursor[PRIMARY_CURSOR].color );
497 #ifdef DECORATOR_DEBUG
498 mPrimaryCursor.SetName( "PrimaryCursorActor" );
500 mActiveLayer.Add( mPrimaryCursor );
504 if ( mActiveCursor == ACTIVE_CURSOR_BOTH )
506 if ( !mSecondaryCursor )
508 CreateCursor( mSecondaryCursor, mCursor[SECONDARY_CURSOR].color );
509 #ifdef DECORATOR_DEBUG
510 mSecondaryCursor.SetName( "SecondaryCursorActor" );
512 mActiveLayer.Add( mSecondaryCursor );
517 UnparentAndReset( mSecondaryCursor );
523 bool OnCursorBlinkTimerTick()
527 if ( mPrimaryCursor )
529 mPrimaryCursor.SetVisible( mPrimaryCursorVisible && mCursorBlinkStatus );
531 if ( mSecondaryCursor )
533 mSecondaryCursor.SetVisible( mSecondaryCursorVisible && mCursorBlinkStatus );
536 mCursorBlinkStatus = !mCursorBlinkStatus;
541 void SetupTouchEvents()
545 mTapDetector = TapGestureDetector::New();
546 mTapDetector.DetectedSignal().Connect( this, &Decorator::Impl::OnTap );
549 if ( !mPanGestureDetector )
551 mPanGestureDetector = PanGestureDetector::New();
552 mPanGestureDetector.DetectedSignal().Connect( this, &Decorator::Impl::OnPan );
556 void CreateActiveLayer()
560 mActiveLayer = Layer::New();
561 #ifdef DECORATOR_DEBUG
562 mActiveLayer.SetName ( "ActiveLayerActor" );
565 mActiveLayer.SetParentOrigin( ParentOrigin::CENTER );
566 mActiveLayer.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
567 mActiveLayer.SetPositionInheritanceMode( USE_PARENT_POSITION );
569 // Add the active layer telling the controller it doesn't need clipping.
570 mController.AddDecoration( mActiveLayer, false );
573 mActiveLayer.RaiseToTop();
576 void CreateGrabHandle()
578 HandleImpl& grabHandle = mHandle[GRAB_HANDLE];
579 if( !grabHandle.actor )
581 if( !mHandleImages[GRAB_HANDLE][HANDLE_IMAGE_RELEASED] )
583 mHandleImages[GRAB_HANDLE][HANDLE_IMAGE_RELEASED] = ResourceImage::New( DEFAULT_GRAB_HANDLE_IMAGE_RELEASED );
585 if( !mHandleImages[GRAB_HANDLE][HANDLE_IMAGE_PRESSED] )
587 mHandleImages[GRAB_HANDLE][HANDLE_IMAGE_PRESSED] = ResourceImage::New( DEFAULT_GRAB_HANDLE_IMAGE_PRESSED );
590 grabHandle.actor = ImageActor::New( mHandleImages[GRAB_HANDLE][HANDLE_IMAGE_RELEASED] );
591 grabHandle.actor.SetSortModifier( DECORATION_DEPTH_INDEX );
592 grabHandle.actor.SetAnchorPoint( AnchorPoint::TOP_CENTER );
593 // Area that Grab handle responds to, larger than actual handle so easier to move
594 #ifdef DECORATOR_DEBUG
595 grabHandle.actor.SetName( "GrabHandleActor" );
596 if ( Dali::Internal::gLogFilter->IsEnabledFor( Debug::Verbose ) )
598 grabHandle.grabArea = Toolkit::CreateSolidColorActor( Vector4(0.0f, 0.0f, 0.0f, 0.0f), true, Color::RED, 1 );
599 grabHandle.grabArea.SetName( "GrabArea" );
603 grabHandle.grabArea = Actor::New();
604 grabHandle.grabArea.SetName( "GrabArea" );
607 grabHandle.grabArea = Actor::New();
610 grabHandle.grabArea.SetParentOrigin( ParentOrigin::TOP_CENTER );
611 grabHandle.grabArea.SetAnchorPoint( AnchorPoint::TOP_CENTER );
612 grabHandle.grabArea.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
613 grabHandle.grabArea.SetSizeModeFactor( DEFAULT_GRAB_HANDLE_RELATIVE_SIZE );
614 grabHandle.actor.Add( grabHandle.grabArea );
616 grabHandle.grabArea.TouchedSignal().Connect( this, &Decorator::Impl::OnGrabHandleTouched );
617 mTapDetector.Attach( grabHandle.grabArea );
618 mPanGestureDetector.Attach( grabHandle.grabArea );
620 mActiveLayer.Add( grabHandle.actor );
624 void CreateSelectionHandles()
626 HandleImpl& primary = mHandle[ LEFT_SELECTION_HANDLE ];
629 if( !mHandleImages[LEFT_SELECTION_HANDLE][HANDLE_IMAGE_RELEASED] )
631 mHandleImages[LEFT_SELECTION_HANDLE][HANDLE_IMAGE_RELEASED] = ResourceImage::New( DEFAULT_SELECTION_HANDLE_ONE_RELEASED );
633 if( !mHandleImages[LEFT_SELECTION_HANDLE][HANDLE_IMAGE_PRESSED] )
635 mHandleImages[LEFT_SELECTION_HANDLE][HANDLE_IMAGE_PRESSED] = ResourceImage::New( DEFAULT_SELECTION_HANDLE_ONE_PRESSED );
638 primary.actor = ImageActor::New( mHandleImages[LEFT_SELECTION_HANDLE][HANDLE_IMAGE_RELEASED] );
639 #ifdef DECORATOR_DEBUG
640 primary.actor.SetName("SelectionHandleOne");
642 primary.actor.SetAnchorPoint( AnchorPoint::TOP_RIGHT ); // Change to BOTTOM_RIGHT if Look'n'Feel requires handle above text.
643 primary.actor.SetSortModifier( DECORATION_DEPTH_INDEX );
644 primary.flipped = false;
646 primary.grabArea = Actor::New(); // Area that Grab handle responds to, larger than actual handle so easier to move
647 #ifdef DECORATOR_DEBUG
648 primary.grabArea.SetName("SelectionHandleOneGrabArea");
650 primary.grabArea.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
651 primary.grabArea.SetParentOrigin( ParentOrigin::TOP_CENTER );
652 primary.grabArea.SetAnchorPoint( AnchorPoint::TOP_CENTER );
653 primary.grabArea.SetSizeModeFactor( DEFAULT_SELECTION_HANDLE_RELATIVE_SIZE );
655 mTapDetector.Attach( primary.grabArea );
656 mPanGestureDetector.Attach( primary.grabArea );
657 primary.grabArea.TouchedSignal().Connect( this, &Decorator::Impl::OnHandleOneTouched );
659 primary.actor.Add( primary.grabArea );
660 mActiveLayer.Add( primary.actor );
663 HandleImpl& secondary = mHandle[ RIGHT_SELECTION_HANDLE ];
664 if( !secondary.actor )
666 if( !mHandleImages[RIGHT_SELECTION_HANDLE][HANDLE_IMAGE_RELEASED] )
668 mHandleImages[RIGHT_SELECTION_HANDLE][HANDLE_IMAGE_RELEASED] = ResourceImage::New( DEFAULT_SELECTION_HANDLE_TWO_RELEASED );
670 if( !mHandleImages[RIGHT_SELECTION_HANDLE][HANDLE_IMAGE_PRESSED] )
672 mHandleImages[RIGHT_SELECTION_HANDLE][HANDLE_IMAGE_PRESSED] = ResourceImage::New( DEFAULT_SELECTION_HANDLE_TWO_PRESSED );
675 secondary.actor = ImageActor::New( mHandleImages[RIGHT_SELECTION_HANDLE][HANDLE_IMAGE_RELEASED] );
676 #ifdef DECORATOR_DEBUG
677 secondary.actor.SetName("SelectionHandleTwo");
679 secondary.actor.SetAnchorPoint( AnchorPoint::TOP_LEFT ); // Change to BOTTOM_LEFT if Look'n'Feel requires handle above text.
680 secondary.actor.SetSortModifier( DECORATION_DEPTH_INDEX );
681 secondary.flipped = false;
683 secondary.grabArea = Actor::New(); // Area that Grab handle responds to, larger than actual handle so easier to move
684 #ifdef DECORATOR_DEBUG
685 secondary.grabArea.SetName("SelectionHandleTwoGrabArea");
687 secondary.grabArea.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
688 secondary.grabArea.SetParentOrigin( ParentOrigin::TOP_CENTER );
689 secondary.grabArea.SetAnchorPoint( AnchorPoint::TOP_CENTER );
690 secondary.grabArea.SetSizeModeFactor( DEFAULT_SELECTION_HANDLE_RELATIVE_SIZE );
692 mTapDetector.Attach( secondary.grabArea );
693 mPanGestureDetector.Attach( secondary.grabArea );
694 secondary.grabArea.TouchedSignal().Connect( this, &Decorator::Impl::OnHandleTwoTouched );
696 secondary.actor.Add( secondary.grabArea );
697 mActiveLayer.Add( secondary.actor );
701 void CreateHighlight()
703 if ( !mHighlightActor )
705 mHighlightActor = Actor::New();
707 #ifdef DECORATOR_DEBUG
708 mHighlightActor.SetName( "HighlightActor" );
710 mHighlightActor.SetAnchorPoint( AnchorPoint::TOP_LEFT );
711 mHighlightActor.SetPosition( 0.0f, 0.0f, DISPLAYED_HIGHLIGHT_Z_OFFSET );
712 mHighlightActor.SetSize( 1.0f, 1.0f );
713 mHighlightActor.SetColor( mHighlightColor );
714 mHighlightActor.SetColorMode( USE_OWN_COLOR );
716 // Add the highlight box telling the controller it needs clipping.
717 mController.AddDecoration( mHighlightActor, true );
721 void UpdateHighlight()
724 if ( mHighlightActor && !mHighlightQuadList.empty() )
726 Vector< Vector2 > vertices;
727 Vector< unsigned int> indices;
730 std::vector<QuadCoordinates>::iterator iter = mHighlightQuadList.begin();
731 std::vector<QuadCoordinates>::iterator endIter = mHighlightQuadList.end();
733 for(std::size_t v = 0; iter != endIter; ++iter,v+=4 )
736 QuadCoordinates& quad = *iter;
739 vertex.x = quad.min.x;
740 vertex.y = quad.min.y;
741 vertices.PushBack( vertex );
744 vertex.x = quad.max.x;
745 vertex.y = quad.min.y;
746 vertices.PushBack( vertex );
749 vertex.x = quad.min.x;
750 vertex.y = quad.max.y;
751 vertices.PushBack( vertex );
753 // bottom-right (v+3)
754 vertex.x = quad.max.x;
755 vertex.y = quad.max.y;
756 vertices.PushBack( vertex );
758 // triangle A (3, 1, 0)
759 indices.PushBack( v + 3 );
760 indices.PushBack( v + 1 );
761 indices.PushBack( v );
763 // triangle B (0, 2, 3)
764 indices.PushBack( v );
765 indices.PushBack( v + 2 );
766 indices.PushBack( v + 3 );
769 PropertyBuffer quadVertices = PropertyBuffer::New( mQuadVertexFormat, vertices.Size() );
770 PropertyBuffer quadIndices = PropertyBuffer::New( mQuadIndexFormat, indices.Size() );
772 quadVertices.SetData( &vertices[ 0 ] );
773 quadIndices.SetData( &indices[ 0 ] );
775 Geometry quadGeometry = Geometry::New();
776 quadGeometry.AddVertexBuffer( quadVertices );
777 quadGeometry.SetIndexBuffer( quadIndices );
779 // if ( mHighlightRenderer )
781 // mHighlightRenderer.SetGeometry( quadGeometry );
785 mHighlightRenderer = Dali::Renderer::New( quadGeometry, mHighlightMaterial );
786 mHighlightRenderer.SetDepthIndex( DECORATION_DEPTH_INDEX - 1 );
788 mHighlightActor.AddRenderer( mHighlightRenderer );
792 void OnTap( Actor actor, const TapGesture& tap )
794 if( actor == mHandle[GRAB_HANDLE].actor )
800 void DoPan( HandleImpl& handle, HandleType type, const PanGesture& gesture )
802 if( Gesture::Started == gesture.state )
804 handle.grabDisplacementX = handle.grabDisplacementY = 0;
807 handle.grabDisplacementX += gesture.displacement.x;
808 handle.grabDisplacementY += gesture.displacement.y;
810 const float x = handle.position.x + handle.grabDisplacementX;
811 const float y = handle.position.y + handle.lineHeight*0.5f + handle.grabDisplacementY;
813 if( Gesture::Started == gesture.state ||
814 Gesture::Continuing == gesture.state )
817 mController.GetTargetSize( targetSize );
819 if( x < mScrollThreshold )
821 mScrollDirection = SCROLL_RIGHT;
822 mHandleScrolling = type;
825 else if( x > targetSize.width - mScrollThreshold )
827 mScrollDirection = SCROLL_LEFT;
828 mHandleScrolling = type;
833 mHandleScrolling = HANDLE_TYPE_COUNT;
835 mController.DecorationEvent( type, HANDLE_PRESSED, x, y );
838 else if( Gesture::Finished == gesture.state ||
839 Gesture::Cancelled == gesture.state )
842 ( mScrollTimer.IsRunning() || mNotifyEndOfScroll ) )
844 mNotifyEndOfScroll = false;
845 mHandleScrolling = HANDLE_TYPE_COUNT;
847 mController.DecorationEvent( type, HANDLE_STOP_SCROLLING, x, y );
851 mController.DecorationEvent( type, HANDLE_RELEASED, x, y );
854 if( GRAB_HANDLE == type )
856 handle.actor.SetImage( mHandleImages[type][HANDLE_IMAGE_RELEASED] );
860 HandleType selectionHandleType = type;
862 if( mSwapSelectionHandles != handle.flipped )
864 selectionHandleType = ( LEFT_SELECTION_HANDLE == type ) ? RIGHT_SELECTION_HANDLE : LEFT_SELECTION_HANDLE;
867 handle.actor.SetImage( mHandleImages[selectionHandleType][HANDLE_IMAGE_RELEASED] );
869 handle.pressed = false;
873 void OnPan( Actor actor, const PanGesture& gesture )
875 HandleImpl& grabHandle = mHandle[GRAB_HANDLE];
876 HandleImpl& primarySelectionHandle = mHandle[LEFT_SELECTION_HANDLE];
877 HandleImpl& secondarySelectionHandle = mHandle[RIGHT_SELECTION_HANDLE];
879 if( actor == grabHandle.grabArea )
881 DoPan( grabHandle, GRAB_HANDLE, gesture );
883 else if( actor == primarySelectionHandle.grabArea )
885 DoPan( primarySelectionHandle, LEFT_SELECTION_HANDLE, gesture );
887 else if( actor == secondarySelectionHandle.grabArea )
889 DoPan( secondarySelectionHandle, RIGHT_SELECTION_HANDLE, gesture );
893 bool OnGrabHandleTouched( Actor actor, const TouchEvent& event )
895 // Switch between pressed/release grab-handle images
896 if( event.GetPointCount() > 0 &&
897 mHandle[GRAB_HANDLE].actor )
899 const TouchPoint& point = event.GetPoint(0);
901 if( TouchPoint::Down == point.state )
903 mHandle[GRAB_HANDLE].pressed = true;
904 Image imagePressed = mHandleImages[GRAB_HANDLE][HANDLE_IMAGE_PRESSED];
907 mHandle[GRAB_HANDLE].actor.SetImage( imagePressed );
910 else if( TouchPoint::Up == point.state )
912 mHandle[GRAB_HANDLE].pressed = false;
913 Image imageReleased = mHandleImages[GRAB_HANDLE][HANDLE_IMAGE_RELEASED];
916 mHandle[GRAB_HANDLE].actor.SetImage( imageReleased );
921 // Consume to avoid pop-ups accidentally closing, when handle is outside of pop-up area
925 bool OnHandleOneTouched( Actor actor, const TouchEvent& event )
927 // Switch between pressed/release selection handle images
928 if( event.GetPointCount() > 0 &&
929 mHandle[LEFT_SELECTION_HANDLE].actor )
931 const TouchPoint& point = event.GetPoint(0);
933 const bool flip = mSwapSelectionHandles != mHandle[LEFT_SELECTION_HANDLE].flipped;
934 if( TouchPoint::Down == point.state )
936 mHandle[LEFT_SELECTION_HANDLE].pressed = true;
937 Image imagePressed = mHandleImages[flip ? RIGHT_SELECTION_HANDLE : LEFT_SELECTION_HANDLE][HANDLE_IMAGE_PRESSED];
940 mHandle[LEFT_SELECTION_HANDLE].actor.SetImage( imagePressed );
943 else if( TouchPoint::Up == point.state )
945 mHandle[LEFT_SELECTION_HANDLE].pressed = false;
946 Image imageReleased = mHandleImages[flip ? RIGHT_SELECTION_HANDLE : LEFT_SELECTION_HANDLE][HANDLE_IMAGE_RELEASED];
949 mHandle[LEFT_SELECTION_HANDLE].actor.SetImage( imageReleased );
954 // Consume to avoid pop-ups accidentally closing, when handle is outside of pop-up area
958 bool OnHandleTwoTouched( Actor actor, const TouchEvent& event )
960 // Switch between pressed/release selection handle images
961 if( event.GetPointCount() > 0 &&
962 mHandle[RIGHT_SELECTION_HANDLE].actor )
964 const TouchPoint& point = event.GetPoint(0);
966 const bool flip = mSwapSelectionHandles != mHandle[RIGHT_SELECTION_HANDLE].flipped;
967 if( TouchPoint::Down == point.state )
969 Image imagePressed = mHandleImages[flip ? LEFT_SELECTION_HANDLE : RIGHT_SELECTION_HANDLE][HANDLE_IMAGE_PRESSED];
970 mHandle[RIGHT_SELECTION_HANDLE].pressed = true;
973 mHandle[RIGHT_SELECTION_HANDLE].actor.SetImage( imagePressed );
976 else if( TouchPoint::Up == point.state )
978 Image imageReleased = mHandleImages[flip ? LEFT_SELECTION_HANDLE : RIGHT_SELECTION_HANDLE][HANDLE_IMAGE_RELEASED];
979 mHandle[RIGHT_SELECTION_HANDLE].pressed = false;
982 mHandle[RIGHT_SELECTION_HANDLE].actor.SetImage( imageReleased );
987 // Consume to avoid pop-ups accidentally closing, when handle is outside of pop-up area
993 float AlternatePopUpPositionRelativeToCursor()
995 float alternativePosition=0.0f;;
998 if ( mPrimaryCursor ) // Secondary cursor not used for paste
1000 Cursor cursor = PRIMARY_CURSOR;
1001 alternativePosition = mCursor[cursor].position.y;
1004 const float popupHeight = 120.0f; // todo Set as a MaxSize Property in Control or retrieve from CopyPastePopup class.
1006 if( mHandle[GRAB_HANDLE].active )
1008 // If grab handle enabled then position pop-up below the grab handle.
1009 const Vector2 grabHandleSize( 59.0f, 56.0f ); // todo
1010 const float BOTTOM_HANDLE_BOTTOM_OFFSET = 1.5; //todo Should be a property
1011 alternativePosition += grabHandleSize.height + popupHeight + BOTTOM_HANDLE_BOTTOM_OFFSET ;
1015 alternativePosition += popupHeight;
1018 return alternativePosition;
1021 void PopUpLeavesVerticalBoundary( PropertyNotification& source )
1023 float alternativeYPosition=0.0f;
1024 // todo use AlternatePopUpPositionRelativeToSelectionHandles() if text is highlighted
1025 // if can't be positioned above, then position below row.
1026 alternativeYPosition = AlternatePopUpPositionRelativeToCursor();
1028 mCopyPastePopup.actor.SetY( alternativeYPosition );
1032 void SetUpPopupPositionNotifications( )
1034 // Note Property notifications ignore any set anchor point so conditions must allow for this. Default is Top Left.
1036 // Exceeding vertical boundary
1038 Vector4 worldCoordinatesBoundingBox;
1039 LocalToWorldCoordinatesBoundingBox( mBoundingBox, worldCoordinatesBoundingBox );
1041 float popupHeight = mCopyPastePopup.actor.GetRelayoutSize( Dimension::HEIGHT);
1043 PropertyNotification verticalExceedNotification = mCopyPastePopup.actor.AddPropertyNotification( Actor::Property::WORLD_POSITION_Y,
1044 OutsideCondition( worldCoordinatesBoundingBox.y + popupHeight * 0.5f,
1045 worldCoordinatesBoundingBox.w - popupHeight * 0.5f ) );
1047 verticalExceedNotification.NotifySignal().Connect( this, &Decorator::Impl::PopUpLeavesVerticalBoundary );
1050 void GetConstrainedPopupPosition( Vector3& requiredPopupPosition, Vector3& popupSize, Vector3 anchorPoint, Actor& parent, Rect<int>& boundingBox )
1052 DALI_ASSERT_DEBUG ( "Popup parent not on stage" && parent.OnStage() )
1054 // Parent must already by added to Stage for these Get calls to work
1055 Vector3 parentAnchorPoint = parent.GetCurrentAnchorPoint();
1056 Vector3 parentWorldPositionLeftAnchor = parent.GetCurrentWorldPosition() - parent.GetCurrentSize()*parentAnchorPoint;
1057 Vector3 popupWorldPosition = parentWorldPositionLeftAnchor + requiredPopupPosition; // Parent World position plus popup local position gives World Position
1058 Vector3 popupDistanceFromAnchorPoint = popupSize*anchorPoint;
1060 // Bounding rectangle is supplied as screen coordinates, bounding will be done in world coordinates.
1061 Vector4 boundingRectangleWorld;
1062 LocalToWorldCoordinatesBoundingBox( boundingBox, boundingRectangleWorld );
1064 // Calculate distance to move popup (in local space) so fits within the boundary
1065 float xOffSetToKeepWithinBounds = 0.0f;
1066 if( popupWorldPosition.x - popupDistanceFromAnchorPoint.x < boundingRectangleWorld.x )
1068 xOffSetToKeepWithinBounds = boundingRectangleWorld.x - ( popupWorldPosition.x - popupDistanceFromAnchorPoint.x );
1070 else if ( popupWorldPosition.x + popupDistanceFromAnchorPoint.x > boundingRectangleWorld.z )
1072 xOffSetToKeepWithinBounds = boundingRectangleWorld.z - ( popupWorldPosition.x + popupDistanceFromAnchorPoint.x );
1075 // Ensure initial display of Popup is in alternative position if can not fit above. As Property notification will be a frame behind.
1076 if ( popupWorldPosition.y - popupDistanceFromAnchorPoint.y < boundingRectangleWorld.y )
1078 requiredPopupPosition.y = AlternatePopUpPositionRelativeToCursor();
1081 requiredPopupPosition.x = requiredPopupPosition.x + xOffSetToKeepWithinBounds;
1083 // Prevent pixel mis-alignment by rounding down.
1084 requiredPopupPosition.x = static_cast<int>( requiredPopupPosition.x );
1085 requiredPopupPosition.y = static_cast<int>( requiredPopupPosition.y );
1089 void FlipSelectionHandleImages()
1093 CreateSelectionHandles();
1095 HandleImpl& leftHandle = mHandle[LEFT_SELECTION_HANDLE];
1096 HandleImpl& rightHandle = mHandle[RIGHT_SELECTION_HANDLE];
1098 const HandleImageType leftImageType = leftHandle.pressed ? HANDLE_IMAGE_PRESSED : HANDLE_IMAGE_RELEASED;
1099 const HandleImageType rightImageType = rightHandle.pressed ? HANDLE_IMAGE_PRESSED : HANDLE_IMAGE_RELEASED;
1100 const bool leftFlipped = mSwapSelectionHandles != leftHandle.flipped;
1101 const bool rightFlipped = mSwapSelectionHandles != rightHandle.flipped;
1103 leftHandle.actor.SetImage( leftFlipped ? mHandleImages[RIGHT_SELECTION_HANDLE][leftImageType] : mHandleImages[LEFT_SELECTION_HANDLE][leftImageType] );
1105 leftHandle.actor.SetAnchorPoint( leftFlipped ? AnchorPoint::TOP_LEFT : AnchorPoint::TOP_RIGHT );
1107 rightHandle.actor.SetImage( rightFlipped ? mHandleImages[LEFT_SELECTION_HANDLE][rightImageType] : mHandleImages[RIGHT_SELECTION_HANDLE][rightImageType] );
1109 rightHandle.actor.SetAnchorPoint( rightFlipped ? AnchorPoint::TOP_RIGHT : AnchorPoint::TOP_LEFT );
1112 void SetScrollThreshold( float threshold )
1114 mScrollThreshold = threshold;
1117 float GetScrollThreshold() const
1119 return mScrollThreshold;
1122 void SetScrollSpeed( float speed )
1124 mScrollSpeed = speed;
1125 mScrollDistance = speed * SCROLL_TICK_INTERVAL * TO_SECONDS;
1128 float GetScrollSpeed() const
1130 return mScrollSpeed;
1133 void NotifyEndOfScroll()
1139 mNotifyEndOfScroll = true;
1144 * Creates and starts a timer to scroll the text when handles are close to the edges of the text.
1146 * It only starts the timer if it's already created.
1148 void StartScrollTimer()
1152 mScrollTimer = Timer::New( SCROLL_TICK_INTERVAL );
1153 mScrollTimer.TickSignal().Connect( this, &Decorator::Impl::OnScrollTimerTick );
1156 if( !mScrollTimer.IsRunning() )
1158 mScrollTimer.Start();
1163 * Stops the timer used to scroll the text.
1165 void StopScrollTimer()
1169 mScrollTimer.Stop();
1174 * Callback called by the timer used to scroll the text.
1176 * It calculates and sets a new scroll position.
1178 bool OnScrollTimerTick()
1180 if( HANDLE_TYPE_COUNT != mHandleScrolling )
1182 mController.DecorationEvent( mHandleScrolling,
1184 mScrollDirection == SCROLL_RIGHT ? mScrollDistance : -mScrollDistance,
1191 ControllerInterface& mController;
1193 TapGestureDetector mTapDetector;
1194 PanGestureDetector mPanGestureDetector;
1195 Timer mCursorBlinkTimer; ///< Timer to signal cursor to blink
1196 Timer mScrollTimer; ///< Timer used to scroll the text when the grab handle is moved close to the edges.
1198 Layer mActiveLayer; ///< Layer for active handles and alike that ensures they are above all else.
1200 Actor mHighlightActor; ///< Actor to display highlight
1201 Renderer mHighlightRenderer;
1202 Material mHighlightMaterial; ///< Material used for highlight
1203 Property::Map mQuadVertexFormat;
1204 Property::Map mQuadIndexFormat;
1205 PopupImpl mCopyPastePopup;
1206 TextSelectionPopup::Buttons mEnabledPopupButtons; /// Bit mask of currently enabled Popup buttons
1207 TextSelectionPopupCallbackInterface& mTextSelectionPopupCallbackInterface;
1209 Image mHandleImages[HANDLE_TYPE_COUNT][HANDLE_IMAGE_TYPE_COUNT];
1212 CursorImpl mCursor[CURSOR_COUNT];
1213 HandleImpl mHandle[HANDLE_TYPE_COUNT];
1214 QuadContainer mHighlightQuadList; ///< Sub-selections that combine to create the complete selection highlight
1216 Rect<int> mBoundingBox;
1217 Vector4 mHighlightColor; ///< Color of the highlight
1218 Vector2 mHighlightPosition; ///< The position of the highlight actor.
1220 unsigned int mActiveCursor;
1221 unsigned int mCursorBlinkInterval;
1222 float mCursorBlinkDuration;
1223 HandleType mHandleScrolling; ///< The handle which is scrolling.
1224 ScrollDirection mScrollDirection; ///< The direction of the scroll.
1225 float mScrollThreshold; ///< Defines a square area inside the control, close to the edge. A cursor entering this area will trigger scroll events.
1226 float mScrollSpeed; ///< The scroll speed in pixels per second.
1227 float mScrollDistance; ///< Distance the text scrolls during a scroll interval.
1229 bool mActiveCopyPastePopup : 1;
1230 bool mCursorBlinkStatus : 1; ///< Flag to switch between blink on and blink off.
1231 bool mPrimaryCursorVisible : 1; ///< Whether the primary cursor is visible.
1232 bool mSecondaryCursorVisible : 1; ///< Whether the secondary cursor is visible.
1233 bool mSwapSelectionHandles : 1; ///< Whether to swap the selection handle images.
1234 bool mNotifyEndOfScroll : 1; ///< Whether to notify the end of the scroll.
1237 DecoratorPtr Decorator::New( ControllerInterface& controller,
1238 TextSelectionPopupCallbackInterface& callbackInterface )
1240 return DecoratorPtr( new Decorator( controller,
1241 callbackInterface ) );
1244 void Decorator::SetBoundingBox( const Rect<int>& boundingBox )
1246 mImpl->mBoundingBox = boundingBox;
1249 const Rect<int>& Decorator::GetBoundingBox() const
1251 return mImpl->mBoundingBox;
1254 void Decorator::Relayout( const Vector2& size )
1256 mImpl->Relayout( size );
1259 void Decorator::UpdatePositions( const Vector2& scrollOffset )
1261 mImpl->UpdatePositions( scrollOffset );
1266 void Decorator::SetActiveCursor( ActiveCursor activeCursor )
1268 mImpl->mActiveCursor = activeCursor;
1271 unsigned int Decorator::GetActiveCursor() const
1273 return mImpl->mActiveCursor;
1276 void Decorator::SetPosition( Cursor cursor, float x, float y, float cursorHeight, float lineHeight )
1278 mImpl->mCursor[cursor].position.x = x;
1279 mImpl->mCursor[cursor].position.y = y;
1280 mImpl->mCursor[cursor].cursorHeight = cursorHeight;
1281 mImpl->mCursor[cursor].lineHeight = lineHeight;
1284 void Decorator::GetPosition( Cursor cursor, float& x, float& y, float& cursorHeight, float& lineHeight ) const
1286 x = mImpl->mCursor[cursor].position.x;
1287 y = mImpl->mCursor[cursor].position.y;
1288 cursorHeight = mImpl->mCursor[cursor].cursorHeight;
1289 lineHeight = mImpl->mCursor[cursor].lineHeight;
1292 const Vector2& Decorator::GetPosition( Cursor cursor ) const
1294 return mImpl->mCursor[cursor].position;
1297 void Decorator::SetColor( Cursor cursor, const Dali::Vector4& color )
1299 mImpl->mCursor[cursor].color = color;
1302 const Dali::Vector4& Decorator::GetColor( Cursor cursor ) const
1304 return mImpl->mCursor[cursor].color;
1307 void Decorator::StartCursorBlink()
1309 if ( !mImpl->mCursorBlinkTimer )
1311 mImpl->mCursorBlinkTimer = Timer::New( mImpl->mCursorBlinkInterval );
1312 mImpl->mCursorBlinkTimer.TickSignal().Connect( mImpl, &Decorator::Impl::OnCursorBlinkTimerTick );
1315 if ( !mImpl->mCursorBlinkTimer.IsRunning() )
1317 mImpl->mCursorBlinkTimer.Start();
1321 void Decorator::StopCursorBlink()
1323 if ( mImpl->mCursorBlinkTimer )
1325 mImpl->mCursorBlinkTimer.Stop();
1329 void Decorator::SetCursorBlinkInterval( float seconds )
1331 mImpl->mCursorBlinkInterval = static_cast<unsigned int>( seconds * TO_MILLISECONDS ); // Convert to milliseconds
1334 float Decorator::GetCursorBlinkInterval() const
1336 return static_cast<float>( mImpl->mCursorBlinkInterval ) * TO_SECONDS;
1339 void Decorator::SetCursorBlinkDuration( float seconds )
1341 mImpl->mCursorBlinkDuration = seconds;
1344 float Decorator::GetCursorBlinkDuration() const
1346 return mImpl->mCursorBlinkDuration;
1351 void Decorator::SetHandleActive( HandleType handleType, bool active )
1353 mImpl->mHandle[handleType].active = active;
1356 bool Decorator::IsHandleActive( HandleType handleType ) const
1358 return mImpl->mHandle[handleType].active ;
1361 void Decorator::SetHandleImage( HandleType handleType, HandleImageType handleImageType, Dali::Image image )
1363 mImpl->mHandleImages[handleType][handleImageType] = image;
1366 Dali::Image Decorator::GetHandleImage( HandleType handleType, HandleImageType handleImageType ) const
1368 return mImpl->mHandleImages[handleType][handleImageType];
1371 void Decorator::SetPosition( HandleType handleType, float x, float y, float height )
1373 // Adjust grab handle displacement
1374 Impl::HandleImpl& handle = mImpl->mHandle[handleType];
1376 handle.grabDisplacementX -= x - handle.position.x;
1377 handle.grabDisplacementY -= y - handle.position.y;
1379 handle.position.x = x;
1380 handle.position.y = y;
1381 handle.lineHeight = height;
1384 void Decorator::GetPosition( HandleType handleType, float& x, float& y, float& height ) const
1386 Impl::HandleImpl& handle = mImpl->mHandle[handleType];
1388 x = handle.position.x;
1389 y = handle.position.y;
1390 height = handle.lineHeight;
1393 const Vector2& Decorator::GetPosition( HandleType handleType ) const
1395 return mImpl->mHandle[handleType].position;
1398 void Decorator::SwapSelectionHandlesEnabled( bool enable )
1400 mImpl->mSwapSelectionHandles = enable;
1402 mImpl->FlipSelectionHandleImages();
1405 void Decorator::AddHighlight( float x1, float y1, float x2, float y2 )
1407 mImpl->mHighlightQuadList.push_back( QuadCoordinates(x1, y1, x2, y2) );
1410 void Decorator::ClearHighlights()
1412 mImpl->mHighlightQuadList.clear();
1413 mImpl->mHighlightPosition = Vector2::ZERO;
1416 void Decorator::SetHighlightColor( const Vector4& color )
1418 mImpl->mHighlightColor = color;
1421 const Vector4& Decorator::GetHighlightColor() const
1423 return mImpl->mHighlightColor;
1426 void Decorator::SetPopupActive( bool active )
1428 mImpl->mActiveCopyPastePopup = active;
1431 bool Decorator::IsPopupActive() const
1433 return mImpl->mActiveCopyPastePopup ;
1436 void Decorator::SetEnabledPopupButtons( TextSelectionPopup::Buttons& enabledButtonsBitMask )
1438 mImpl->mEnabledPopupButtons = enabledButtonsBitMask;
1441 TextSelectionPopup::Buttons& Decorator::GetEnabledPopupButtons()
1443 return mImpl->mEnabledPopupButtons;
1448 void Decorator::SetScrollThreshold( float threshold )
1450 mImpl->SetScrollThreshold( threshold );
1453 float Decorator::GetScrollThreshold() const
1455 return mImpl->GetScrollThreshold();
1458 void Decorator::SetScrollSpeed( float speed )
1460 mImpl->SetScrollSpeed( speed );
1463 float Decorator::GetScrollSpeed() const
1465 return mImpl->GetScrollSpeed();
1468 void Decorator::NotifyEndOfScroll()
1470 mImpl->NotifyEndOfScroll();
1473 Decorator::~Decorator()
1478 Decorator::Decorator( ControllerInterface& controller,
1479 TextSelectionPopupCallbackInterface& callbackInterface )
1482 mImpl = new Decorator::Impl( controller, callbackInterface );
1487 } // namespace Toolkit