2 * Copyright (c) 2017 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/controls/scroll-bar/scroll-bar-impl.h>
22 #include <cstring> // for strcmp
23 #include <dali/public-api/animation/constraint.h>
24 #include <dali/public-api/animation/constraints.h>
25 #include <dali/public-api/images/resource-image.h>
26 #include <dali/public-api/object/type-registry.h>
27 #include <dali/public-api/object/property-array.h>
28 #include <dali/public-api/object/type-registry-helper.h>
29 #include <dali/integration-api/debug.h>
30 #include <dali/devel-api/object/property-helper-devel.h>
33 #include <dali-toolkit/internal/controls/scrollable/item-view/item-view-impl.h>
34 #include <dali-toolkit/public-api/controls/image-view/image-view.h>
35 #include <dali-toolkit/devel-api/controls/scroll-bar/scroll-bar-devel.h>
42 const char* DEFAULT_INDICATOR_IMAGE_PATH = DALI_IMAGE_DIR "popup_scroll.9.png";
43 const float DEFAULT_SLIDER_DEPTH(1.0f);
44 const float DEFAULT_INDICATOR_SHOW_DURATION(0.5f);
45 const float DEFAULT_INDICATOR_HIDE_DURATION(0.5f);
46 const float DEFAULT_PAN_GESTURE_PROCESS_TIME(16.7f); // 16.7 milliseconds, i.e. one frame
47 const float DEFAULT_INDICATOR_FIXED_HEIGHT(80.0f);
48 const float DEFAULT_INDICATOR_MINIMUM_HEIGHT(0.0f);
49 const float DEFAULT_INDICATOR_START_PADDING(0.0f);
50 const float DEFAULT_INDICATOR_END_PADDING(0.0f);
51 const float DEFAULT_INDICATOR_TRANSIENT_DURATION(1.0f);
54 * Indicator size constraint
55 * Indicator size depends on both indicator's parent size and the scroll content size
57 struct IndicatorSizeConstraint
60 * @param[in] minimumHeight The minimum height for the indicator
61 * @param[in] padding The sum of the padding at the start & end of the indicator
63 IndicatorSizeConstraint( float minimumHeight, float padding )
64 : mMinimumHeight( minimumHeight ),
71 * @param[in] current The current indicator size
72 * @param[in] parentSizeProperty The parent size of scroll indicator.
73 * @return The new scroll indicator size.
75 void operator()( Vector3& current, const PropertyInputContainer& inputs )
77 const Vector3& parentSize = inputs[0]->GetVector3();
78 const float contentSize = inputs[1]->GetFloat();
80 // Take into account padding that may exist at the beginning and end of the indicator.
81 const float parentHeightMinusPadding = parentSize.height - mPadding;
83 float height = contentSize > parentHeightMinusPadding ?
84 parentHeightMinusPadding * ( parentHeightMinusPadding / contentSize ) :
85 parentHeightMinusPadding * ( ( parentHeightMinusPadding - contentSize * 0.5f ) / parentHeightMinusPadding );
87 current.y = std::max( mMinimumHeight, height );
95 * Indicator position constraint
96 * Positions the indicator to reflect the current scroll position within the scroll domain.
98 struct IndicatorPositionConstraint
101 * @param[in] startPadding The padding at the start of the indicator
102 * @param[in] endPadding The padding at the end of the indicator
104 IndicatorPositionConstraint( float startPadding, float endPadding )
105 : mStartPadding( startPadding ),
106 mEndPadding( endPadding )
111 * Constraint operator
112 * @param[in,out] current The current indicator position
113 * @param[in] inputs Contains the size of indicator, the size of indicator's parent, and the scroll position of the scrollable container (from 0.0 -> 1.0 in each axis)
114 * @return The new indicator position is returned.
116 void operator()( Vector3& current, const PropertyInputContainer& inputs )
118 const Vector3& indicatorSize = inputs[0]->GetVector3();
119 const Vector3& parentSize = inputs[1]->GetVector3();
120 const float scrollPosition = -inputs[2]->GetFloat();
121 const float minimumScrollPosition = inputs[3]->GetFloat();
122 const float maximumScrollPosition = inputs[4]->GetFloat();
124 // Take into account padding that may exist at the beginning and end of the indicator.
125 const float parentHeightMinusPadding = parentSize.height - ( mStartPadding + mEndPadding );
127 float relativePosition = std::max( 0.0f, std::min( 1.0f, ( scrollPosition - minimumScrollPosition ) / ( maximumScrollPosition - minimumScrollPosition ) ) );
128 current.y = mStartPadding + ( parentHeightMinusPadding - indicatorSize.height ) * relativePosition;
129 current.z = DEFAULT_SLIDER_DEPTH;
136 } // unnamed namespace
150 using namespace Dali;
154 return Toolkit::ScrollBar::New();
157 // Setup properties, signals and actions using the type-registry.
158 DALI_TYPE_REGISTRATION_BEGIN( Toolkit::ScrollBar, Toolkit::Control, Create );
160 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "scrollDirection", STRING, SCROLL_DIRECTION )
161 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorHeightPolicy", STRING, INDICATOR_HEIGHT_POLICY )
162 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorFixedHeight", FLOAT, INDICATOR_FIXED_HEIGHT )
163 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorShowDuration", FLOAT, INDICATOR_SHOW_DURATION )
164 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorHideDuration", FLOAT, INDICATOR_HIDE_DURATION )
165 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "scrollPositionIntervals", ARRAY, SCROLL_POSITION_INTERVALS )
166 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorMinimumHeight", FLOAT, INDICATOR_MINIMUM_HEIGHT )
167 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorStartPadding", FLOAT, INDICATOR_START_PADDING )
168 DALI_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorEndPadding", FLOAT, INDICATOR_END_PADDING )
170 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, ScrollBar, "indicatorTransientDuration", FLOAT, INDICATOR_TRANSIENT_DURATION )
172 DALI_SIGNAL_REGISTRATION( Toolkit, ScrollBar, "panFinished", PAN_FINISHED_SIGNAL )
173 DALI_SIGNAL_REGISTRATION( Toolkit, ScrollBar, "scrollPositionIntervalReached", SCROLL_POSITION_INTERVAL_REACHED_SIGNAL )
175 DALI_ACTION_REGISTRATION( Toolkit, ScrollBar, "ShowIndicator", ACTION_SHOW_INDICATOR )
176 DALI_ACTION_REGISTRATION( Toolkit, ScrollBar, "HideIndicator", ACTION_HIDE_INDICATOR )
177 DALI_ACTION_REGISTRATION( Toolkit, ScrollBar, "ShowTransientIndicator", ACTION_SHOW_TRANSIENT_INDICATOR )
179 DALI_TYPE_REGISTRATION_END()
181 const char* SCROLL_DIRECTION_NAME[] = {"Vertical", "Horizontal"};
182 const char* INDICATOR_HEIGHT_POLICY_NAME[] = {"Variable", "Fixed"};
186 ScrollBar::ScrollBar(Toolkit::ScrollBar::Direction direction)
187 : Control( ControlBehaviour( CONTROL_BEHAVIOUR_DEFAULT ) ),
188 mIndicatorShowAlpha(1.0f),
189 mDirection(direction),
190 mScrollableObject(WeakHandleBase()),
191 mPropertyScrollPosition(Property::INVALID_INDEX),
192 mPropertyMinScrollPosition(Property::INVALID_INDEX),
193 mPropertyMaxScrollPosition(Property::INVALID_INDEX),
194 mPropertyScrollContentSize(Property::INVALID_INDEX),
195 mIndicatorShowDuration(DEFAULT_INDICATOR_SHOW_DURATION),
196 mIndicatorHideDuration(DEFAULT_INDICATOR_HIDE_DURATION),
197 mTransientIndicatorDuration(DEFAULT_INDICATOR_TRANSIENT_DURATION),
199 mCurrentScrollPosition(0.0f),
200 mIndicatorHeightPolicy(Toolkit::ScrollBar::Variable),
201 mIndicatorFixedHeight(DEFAULT_INDICATOR_FIXED_HEIGHT),
202 mIndicatorMinimumHeight(DEFAULT_INDICATOR_MINIMUM_HEIGHT),
203 mIndicatorStartPadding(DEFAULT_INDICATOR_START_PADDING),
204 mIndicatorEndPadding(DEFAULT_INDICATOR_END_PADDING),
206 mIndicatorFirstShow(true)
210 ScrollBar::~ScrollBar()
214 void ScrollBar::OnInitialize()
216 CreateDefaultIndicatorActor();
217 Self().SetDrawMode(DrawMode::OVERLAY_2D);
220 void ScrollBar::SetScrollPropertySource( Handle handle, Property::Index propertyScrollPosition, Property::Index propertyMinScrollPosition, Property::Index propertyMaxScrollPosition, Property::Index propertyScrollContentSize )
223 && propertyScrollPosition != Property::INVALID_INDEX
224 && propertyMinScrollPosition != Property::INVALID_INDEX
225 && propertyMaxScrollPosition != Property::INVALID_INDEX
226 && propertyScrollContentSize != Property::INVALID_INDEX )
228 mScrollableObject = WeakHandleBase(handle);
229 mPropertyScrollPosition = propertyScrollPosition;
230 mPropertyMinScrollPosition = propertyMinScrollPosition;
231 mPropertyMaxScrollPosition = propertyMaxScrollPosition;
232 mPropertyScrollContentSize = propertyScrollContentSize;
238 DALI_LOG_ERROR("Can not set empty handle of source object or invalid source property index\n");
242 void ScrollBar::CreateDefaultIndicatorActor()
244 Toolkit::ImageView indicator = Toolkit::ImageView::New( DEFAULT_INDICATOR_IMAGE_PATH );
245 indicator.SetParentOrigin( ParentOrigin::TOP_LEFT );
246 indicator.SetAnchorPoint( AnchorPoint::TOP_LEFT );
247 indicator.SetStyleName( "ScrollBarIndicator" );
248 indicator.SetColorMode( USE_OWN_MULTIPLY_PARENT_COLOR );
249 SetScrollIndicator(indicator);
252 void ScrollBar::SetScrollIndicator( Actor indicator )
254 // Don't allow empty handle
257 // Remove current Indicator
260 Self().Remove( mIndicator );
262 mIndicator = indicator;
264 mIndicatorFirstShow = true;
265 Self().Add( mIndicator );
267 EnableGestureDetection( Gesture::Type( Gesture::Pan ) );
269 PanGestureDetector detector( GetPanGestureDetector() );
270 detector.DetachAll();
271 detector.Attach( mIndicator );
273 unsigned int childCount = mIndicator.GetChildCount();
274 for ( unsigned int index = 0; index < childCount; index++ )
276 Actor child = mIndicator.GetChildAt( index );
279 detector.Attach( child );
285 DALI_LOG_ERROR("Empty handle of scroll indicator\n");
289 Actor ScrollBar::GetScrollIndicator()
294 void ScrollBar::ApplyConstraints()
296 Handle scrollableHandle = mScrollableObject.GetBaseHandle();
298 if( scrollableHandle )
300 if(mIndicatorSizeConstraint)
302 mIndicatorSizeConstraint.Remove();
305 // Set indicator height according to the indicator's height policy
306 if(mIndicatorHeightPolicy == Toolkit::ScrollBar::Fixed)
308 mIndicator.SetSize(Self().GetCurrentSize().width, mIndicatorFixedHeight);
312 mIndicatorSizeConstraint = Constraint::New<Vector3>( mIndicator, Actor::Property::SIZE,
313 IndicatorSizeConstraint( mIndicatorMinimumHeight, mIndicatorStartPadding + mIndicatorEndPadding ) );
314 mIndicatorSizeConstraint.AddSource( ParentSource( Actor::Property::SIZE ) );
315 mIndicatorSizeConstraint.AddSource( Source( scrollableHandle, mPropertyScrollContentSize ) );
316 mIndicatorSizeConstraint.Apply();
319 if(mIndicatorPositionConstraint)
321 mIndicatorPositionConstraint.Remove();
324 mIndicatorPositionConstraint = Constraint::New<Vector3>( mIndicator, Actor::Property::POSITION,
325 IndicatorPositionConstraint( mIndicatorStartPadding, mIndicatorEndPadding ) );
326 mIndicatorPositionConstraint.AddSource( LocalSource( Actor::Property::SIZE ) );
327 mIndicatorPositionConstraint.AddSource( ParentSource( Actor::Property::SIZE ) );
328 mIndicatorPositionConstraint.AddSource( Source( scrollableHandle, mPropertyScrollPosition ) );
329 mIndicatorPositionConstraint.AddSource( Source( scrollableHandle, mPropertyMinScrollPosition ) );
330 mIndicatorPositionConstraint.AddSource( Source( scrollableHandle, mPropertyMaxScrollPosition ) );
331 mIndicatorPositionConstraint.Apply();
335 void ScrollBar::SetScrollPositionIntervals( const Dali::Vector<float>& positions )
337 mScrollPositionIntervals = positions;
339 Handle scrollableHandle = mScrollableObject.GetBaseHandle();
341 if( scrollableHandle )
343 if( mPositionNotification )
345 scrollableHandle.RemovePropertyNotification(mPositionNotification);
348 mPositionNotification = scrollableHandle.AddPropertyNotification( mPropertyScrollPosition, VariableStepCondition(mScrollPositionIntervals) );
349 mPositionNotification.NotifySignal().Connect( this, &ScrollBar::OnScrollPositionIntervalReached );
353 Dali::Vector<float> ScrollBar::GetScrollPositionIntervals() const
355 return mScrollPositionIntervals;
358 void ScrollBar::OnScrollPositionIntervalReached(PropertyNotification& source)
360 // Emit the signal to notify the scroll position crossing
361 Handle scrollableHandle = mScrollableObject.GetBaseHandle();
364 mScrollPositionIntervalReachedSignal.Emit( scrollableHandle.GetCurrentProperty< float >( mPropertyScrollPosition ) );
368 void ScrollBar::ShowIndicator()
370 // Cancel any animation
377 if( mIndicatorFirstShow )
379 // Preserve the alpha value from the stylesheet
380 mIndicatorShowAlpha = Self().GetCurrentColor().a;
381 mIndicatorFirstShow = false;
384 if(mIndicatorShowDuration > 0.0f)
386 mAnimation = Animation::New( mIndicatorShowDuration );
387 mAnimation.AnimateTo( Property( mIndicator, Actor::Property::COLOR_ALPHA ), mIndicatorShowAlpha, AlphaFunction::EASE_IN );
392 mIndicator.SetOpacity(mIndicatorShowAlpha);
396 void ScrollBar::HideIndicator()
398 // Cancel any animation
405 if(mIndicatorHideDuration > 0.0f)
407 mAnimation = Animation::New( mIndicatorHideDuration );
408 mAnimation.AnimateTo( Property( mIndicator, Actor::Property::COLOR_ALPHA ), 0.0f, AlphaFunction::EASE_IN );
413 mIndicator.SetOpacity(0.0f);
417 void ScrollBar::ShowTransientIndicator()
419 // Cancel any animation
426 mAnimation = Animation::New( mIndicatorShowDuration + mTransientIndicatorDuration + mIndicatorHideDuration );
427 if(mIndicatorShowDuration > 0.0f)
429 mAnimation.AnimateTo( Property( mIndicator, Actor::Property::COLOR_ALPHA ),
430 mIndicatorShowAlpha, AlphaFunction::EASE_IN, TimePeriod(0, mIndicatorShowDuration) );
434 mIndicator.SetOpacity(mIndicatorShowAlpha);
436 mAnimation.AnimateTo( Property( mIndicator, Actor::Property::COLOR_ALPHA ),
437 0.0f, AlphaFunction::EASE_IN, TimePeriod((mIndicatorShowDuration + mTransientIndicatorDuration), mIndicatorHideDuration) );
441 bool ScrollBar::OnPanGestureProcessTick()
443 // Update the scroll position property.
444 Handle scrollableHandle = mScrollableObject.GetBaseHandle();
445 if( scrollableHandle )
447 scrollableHandle.SetProperty(mPropertyScrollPosition, mCurrentScrollPosition);
453 void ScrollBar::OnPan( const PanGesture& gesture )
455 Handle scrollableHandle = mScrollableObject.GetBaseHandle();
459 Dali::Toolkit::ItemView itemView = Dali::Toolkit::ItemView::DownCast(scrollableHandle);
461 switch(gesture.state)
463 case Gesture::Started:
465 if( !mPanProcessTimer )
467 // Make sure the pan gesture is only being processed once per frame.
468 mPanProcessTimer = Timer::New( DEFAULT_PAN_GESTURE_PROCESS_TIME );
469 mPanProcessTimer.TickSignal().Connect( this, &ScrollBar::OnPanGestureProcessTick );
470 mPanProcessTimer.Start();
474 mScrollStart = scrollableHandle.GetCurrentProperty< float >( mPropertyScrollPosition );
475 mGestureDisplacement = Vector3::ZERO;
480 case Gesture::Continuing:
482 mGestureDisplacement.x += gesture.displacement.x;
483 mGestureDisplacement.y += gesture.displacement.y;
485 float minScrollPosition = scrollableHandle.GetCurrentProperty<float>( mPropertyMinScrollPosition );
486 float maxScrollPosition = scrollableHandle.GetCurrentProperty<float>( mPropertyMaxScrollPosition );
488 // The domain size is the internal range
489 float domainSize = maxScrollPosition - minScrollPosition;
490 float logicalSize = Self().GetCurrentSize().y - ( mIndicator.GetCurrentSize().y + mIndicatorStartPadding + mIndicatorEndPadding );
492 mCurrentScrollPosition = mScrollStart - ( ( mGestureDisplacement.y * domainSize ) / logicalSize );
493 mCurrentScrollPosition = -std::min( maxScrollPosition, std::max( -mCurrentScrollPosition, minScrollPosition ) );
501 if( mPanProcessTimer )
503 // Destroy the timer when pan gesture is finished.
504 mPanProcessTimer.Stop();
505 mPanProcessTimer.TickSignal().Disconnect( this, &ScrollBar::OnPanGestureProcessTick );
506 mPanProcessTimer.Reset();
511 // Refresh the ItemView cache with extra items
512 GetImpl(itemView).DoRefresh(mCurrentScrollPosition, true);
515 mPanFinishedSignal.Emit();
523 // Disable automatic refresh in ItemView during fast scrolling
524 GetImpl(itemView).SetRefreshEnabled(!mIsPanning);
529 void ScrollBar::OnSizeSet( const Vector3& size )
531 if(mIndicatorHeightPolicy == Toolkit::ScrollBar::Fixed)
533 mIndicator.SetSize(size.width, mIndicatorFixedHeight);
536 Control::OnSizeSet( size );
539 void ScrollBar::SetScrollDirection( Toolkit::ScrollBar::Direction direction )
541 mDirection = direction;
544 Toolkit::ScrollBar::Direction ScrollBar::GetScrollDirection() const
549 void ScrollBar::SetIndicatorHeightPolicy( Toolkit::ScrollBar::IndicatorHeightPolicy policy )
551 if( policy != mIndicatorHeightPolicy )
553 mIndicatorHeightPolicy = policy;
558 Toolkit::ScrollBar::IndicatorHeightPolicy ScrollBar::GetIndicatorHeightPolicy() const
560 return mIndicatorHeightPolicy;
563 void ScrollBar::SetIndicatorFixedHeight( float height )
565 mIndicatorFixedHeight = height;
567 if(mIndicatorHeightPolicy == Toolkit::ScrollBar::Fixed)
569 mIndicator.SetSize(Self().GetCurrentSize().width, mIndicatorFixedHeight);
573 float ScrollBar::GetIndicatorFixedHeight() const
575 return mIndicatorFixedHeight;
578 void ScrollBar::SetIndicatorShowDuration( float durationSeconds )
580 mIndicatorShowDuration = durationSeconds;
583 float ScrollBar::GetIndicatorShowDuration() const
585 return mIndicatorShowDuration;
588 void ScrollBar::SetIndicatorHideDuration( float durationSeconds )
590 mIndicatorHideDuration = durationSeconds;
593 float ScrollBar::GetIndicatorHideDuration() const
595 return mIndicatorHideDuration;
598 void ScrollBar::OnScrollDirectionPropertySet( Property::Value propertyValue )
600 std::string directionName( propertyValue.Get<std::string>() );
601 if(directionName == "Vertical")
603 SetScrollDirection(Toolkit::ScrollBar::Vertical);
605 else if(directionName == "Horizontal")
607 SetScrollDirection(Toolkit::ScrollBar::Horizontal);
611 DALI_ASSERT_ALWAYS( !"ScrollBar::OnScrollDirectionPropertySet(). Invalid Property value." );
615 void ScrollBar::OnIndicatorHeightPolicyPropertySet( Property::Value propertyValue )
617 std::string policyName( propertyValue.Get<std::string>() );
618 if(policyName == "Variable")
620 SetIndicatorHeightPolicy(Toolkit::ScrollBar::Variable);
622 else if(policyName == "Fixed")
624 SetIndicatorHeightPolicy(Toolkit::ScrollBar::Fixed);
628 DALI_ASSERT_ALWAYS( !"ScrollBar::OnIndicatorHeightPolicyPropertySet(). Invalid Property value." );
632 bool ScrollBar::DoConnectSignal( BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor )
634 Dali::BaseHandle handle( object );
636 bool connected( true );
637 Toolkit::ScrollBar scrollBar = Toolkit::ScrollBar::DownCast( handle );
639 if( 0 == strcmp( signalName.c_str(), PAN_FINISHED_SIGNAL ) )
641 scrollBar.PanFinishedSignal().Connect( tracker, functor );
643 else if( 0 == strcmp( signalName.c_str(), SCROLL_POSITION_INTERVAL_REACHED_SIGNAL ) )
645 scrollBar.ScrollPositionIntervalReachedSignal().Connect( tracker, functor );
649 // signalName does not match any signal
656 void ScrollBar::SetProperty( BaseObject* object, Property::Index index, const Property::Value& value )
658 Toolkit::ScrollBar scrollBar = Toolkit::ScrollBar::DownCast( Dali::BaseHandle( object ) );
662 ScrollBar& scrollBarImpl( GetImpl( scrollBar ) );
665 case Toolkit::ScrollBar::Property::SCROLL_DIRECTION:
667 scrollBarImpl.OnScrollDirectionPropertySet( value );
670 case Toolkit::ScrollBar::Property::INDICATOR_HEIGHT_POLICY:
672 scrollBarImpl.OnIndicatorHeightPolicyPropertySet( value );
675 case Toolkit::ScrollBar::Property::INDICATOR_FIXED_HEIGHT:
677 scrollBarImpl.SetIndicatorFixedHeight(value.Get<float>());
680 case Toolkit::ScrollBar::Property::INDICATOR_SHOW_DURATION:
682 scrollBarImpl.SetIndicatorShowDuration(value.Get<float>());
685 case Toolkit::ScrollBar::Property::INDICATOR_HIDE_DURATION:
687 scrollBarImpl.SetIndicatorHideDuration(value.Get<float>());
690 case Toolkit::ScrollBar::Property::SCROLL_POSITION_INTERVALS:
692 Property::Array* array = value.GetArray();
695 Dali::Vector<float> positions;
696 size_t positionCount = array->Count();
697 positions.Resize( positionCount );
698 for( size_t i = 0; i != positionCount; ++i )
700 array->GetElementAt( i ).Get( positions[i] );
703 scrollBarImpl.SetScrollPositionIntervals(positions);
707 case Toolkit::ScrollBar::Property::INDICATOR_MINIMUM_HEIGHT:
709 scrollBarImpl.mIndicatorMinimumHeight = value.Get<float>();
710 scrollBarImpl.ApplyConstraints();
713 case Toolkit::ScrollBar::Property::INDICATOR_START_PADDING:
715 scrollBarImpl.mIndicatorStartPadding = value.Get<float>();
716 scrollBarImpl.ApplyConstraints();
719 case Toolkit::ScrollBar::Property::INDICATOR_END_PADDING:
721 scrollBarImpl.mIndicatorEndPadding = value.Get<float>();
722 scrollBarImpl.ApplyConstraints();
725 case Toolkit::DevelScrollBar::Property::INDICATOR_TRANSIENT_DURATION:
727 scrollBarImpl.mTransientIndicatorDuration = value.Get<float>();
734 Property::Value ScrollBar::GetProperty( BaseObject* object, Property::Index index )
736 Property::Value value;
738 Toolkit::ScrollBar scrollBar = Toolkit::ScrollBar::DownCast( Dali::BaseHandle( object ) );
742 ScrollBar& scrollBarImpl( GetImpl( scrollBar ) );
745 case Toolkit::ScrollBar::Property::SCROLL_DIRECTION:
747 value = SCROLL_DIRECTION_NAME[ scrollBarImpl.GetScrollDirection() ];
750 case Toolkit::ScrollBar::Property::INDICATOR_HEIGHT_POLICY:
752 value = INDICATOR_HEIGHT_POLICY_NAME[ scrollBarImpl.GetIndicatorHeightPolicy() ];
755 case Toolkit::ScrollBar::Property::INDICATOR_FIXED_HEIGHT:
757 value = scrollBarImpl.GetIndicatorFixedHeight();
760 case Toolkit::ScrollBar::Property::INDICATOR_SHOW_DURATION:
762 value = scrollBarImpl.GetIndicatorShowDuration();
765 case Toolkit::ScrollBar::Property::INDICATOR_HIDE_DURATION:
767 value = scrollBarImpl.GetIndicatorHideDuration();
770 case Toolkit::ScrollBar::Property::SCROLL_POSITION_INTERVALS:
772 Property::Value tempValue( Property::ARRAY );
773 Property::Array* array = tempValue.GetArray();
777 Dali::Vector<float> positions = scrollBarImpl.GetScrollPositionIntervals();
778 size_t positionCount( positions.Count() );
780 for( size_t i( 0 ); i != positionCount; ++i )
782 array->PushBack( positions[i] );
789 case Toolkit::ScrollBar::Property::INDICATOR_MINIMUM_HEIGHT:
791 value = scrollBarImpl.mIndicatorMinimumHeight;
794 case Toolkit::ScrollBar::Property::INDICATOR_START_PADDING:
796 value = scrollBarImpl.mIndicatorStartPadding;
799 case Toolkit::ScrollBar::Property::INDICATOR_END_PADDING:
801 value = scrollBarImpl.mIndicatorEndPadding;
804 case Toolkit::DevelScrollBar::Property::INDICATOR_TRANSIENT_DURATION:
806 value = scrollBarImpl.mTransientIndicatorDuration;
814 bool ScrollBar::DoAction( BaseObject* object, const std::string& actionName, const Property::Map& attributes )
818 Dali::BaseHandle handle( object );
820 Toolkit::ScrollBar scrollBar = Toolkit::ScrollBar::DownCast( handle );
822 DALI_ASSERT_DEBUG( scrollBar );
826 if( 0 == strcmp( actionName.c_str(), ACTION_SHOW_INDICATOR ) )
828 GetImpl( scrollBar ).ShowIndicator();
831 else if( 0 == strcmp( actionName.c_str(), ACTION_HIDE_INDICATOR ) )
833 GetImpl( scrollBar ).HideIndicator();
836 else if( 0 == strcmp( actionName.c_str(), ACTION_SHOW_TRANSIENT_INDICATOR ) )
838 GetImpl( scrollBar ).ShowTransientIndicator();
846 Toolkit::ScrollBar ScrollBar::New(Toolkit::ScrollBar::Direction direction)
848 // Create the implementation, temporarily owned by this handle on stack
849 IntrusivePtr< ScrollBar > impl = new ScrollBar(direction);
851 // Pass ownership to CustomActor handle
852 Toolkit::ScrollBar handle( *impl );
854 // Second-phase init of the implementation
855 // This can only be done after the CustomActor connection has been made...
861 } // namespace Internal
863 } // namespace Toolkit