2 * Copyright (c) 2014 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 <cstring> // for strcmp
20 #include <dali/public-api/object/type-registry.h>
21 #include <dali/public-api/object/type-registry-helper.h>
24 #include <dali-toolkit/internal/controls/scrollable/scrollable-impl.h>
42 // empty handle as we cannot create Scrollable (but type registered for scroll signal)
46 // Setup properties, signals and actions using the type-registry.
47 DALI_TYPE_REGISTRATION_BEGIN( Toolkit::Scrollable, Toolkit::Control, Create );
49 DALI_PROPERTY_REGISTRATION( Toolkit, Scrollable, "overshootEffectColor", VECTOR4, OVERSHOOT_EFFECT_COLOR )
50 DALI_PROPERTY_REGISTRATION( Toolkit, Scrollable, "overshootAnimationSpeed", FLOAT, OVERSHOOT_ANIMATION_SPEED )
51 DALI_PROPERTY_REGISTRATION( Toolkit, Scrollable, "overshootEnabled", BOOLEAN, OVERSHOOT_ENABLED )
52 DALI_PROPERTY_REGISTRATION( Toolkit, Scrollable, "overshootSize", VECTOR2, OVERSHOOT_SIZE )
53 DALI_PROPERTY_REGISTRATION( Toolkit, Scrollable, "scrollToAlphaFunction", INTEGER, SCROLL_TO_ALPHA_FUNCTION )
55 DALI_ANIMATABLE_PROPERTY_REGISTRATION( Toolkit, Scrollable, "scrollRelativePosition", VECTOR2, SCROLL_RELATIVE_POSITION)
56 DALI_ANIMATABLE_PROPERTY_REGISTRATION( Toolkit, Scrollable, "scrollPositionMin", VECTOR2, SCROLL_POSITION_MIN)
57 DALI_ANIMATABLE_PROPERTY_COMPONENT_REGISTRATION( Toolkit, Scrollable, "scrollPositionMinX", SCROLL_POSITION_MIN_X, SCROLL_POSITION_MIN, 0)
58 DALI_ANIMATABLE_PROPERTY_COMPONENT_REGISTRATION( Toolkit, Scrollable, "scrollPositionMinY", SCROLL_POSITION_MIN_Y, SCROLL_POSITION_MIN, 1)
59 DALI_ANIMATABLE_PROPERTY_REGISTRATION( Toolkit, Scrollable, "scrollPositionMax", VECTOR2, SCROLL_POSITION_MAX)
60 DALI_ANIMATABLE_PROPERTY_COMPONENT_REGISTRATION( Toolkit, Scrollable, "scrollPositionMaxX", SCROLL_POSITION_MAX_X, SCROLL_POSITION_MAX, 0)
61 DALI_ANIMATABLE_PROPERTY_COMPONENT_REGISTRATION( Toolkit, Scrollable, "scrollPositionMaxY", SCROLL_POSITION_MAX_Y, SCROLL_POSITION_MAX, 1)
62 DALI_ANIMATABLE_PROPERTY_REGISTRATION( Toolkit, Scrollable, "canScrollVertical", BOOLEAN, CAN_SCROLL_VERTICAL)
63 DALI_ANIMATABLE_PROPERTY_REGISTRATION( Toolkit, Scrollable, "canScrollHorizontal", BOOLEAN, CAN_SCROLL_HORIZONTAL)
65 DALI_SIGNAL_REGISTRATION( Toolkit, Scrollable, "scrollStarted", SIGNAL_SCROLL_STARTED )
66 DALI_SIGNAL_REGISTRATION( Toolkit, Scrollable, "scrollCompleted", SIGNAL_SCROLL_COMPLETED )
67 DALI_SIGNAL_REGISTRATION( Toolkit, Scrollable, "scrollUpdated", SIGNAL_SCROLL_UPDATED )
69 DALI_TYPE_REGISTRATION_END()
71 const Vector4 DEFAULT_OVERSHOOT_COLOUR(0.0f, 0.64f, 0.85f, 0.25f);
72 const float DEFAULT_OVERSHOOT_ANIMATION_SPEED(120.0f); // 120 pixels per second
73 const Vector2 OVERSHOOT_DEFAULT_SIZE( 720.0f, 42.0f );
77 ///////////////////////////////////////////////////////////////////////////////////////////////////
79 ///////////////////////////////////////////////////////////////////////////////////////////////////
81 // Scrollable controls are not layout containers so they dont need size negotiation..
82 // we dont want size negotiation while scrolling if we can avoid it
83 Scrollable::Scrollable()
84 : Control( ControlBehaviour( DISABLE_SIZE_NEGOTIATION ) ),
85 mOvershootEffectColor( DEFAULT_OVERSHOOT_COLOUR ),
86 mOvershootAnimationSpeed ( DEFAULT_OVERSHOOT_ANIMATION_SPEED ),
87 mOvershootSize( OVERSHOOT_DEFAULT_SIZE ),
88 mScrollToAlphaFunction( AlphaFunction::EASE_OUT ),
89 mOvershootEnabled(true)
93 Scrollable::Scrollable( ControlBehaviour behaviourFlags )
94 : Control( ControlBehaviour( behaviourFlags ) ),
95 mOvershootEffectColor( DEFAULT_OVERSHOOT_COLOUR ),
96 mOvershootAnimationSpeed ( DEFAULT_OVERSHOOT_ANIMATION_SPEED ),
97 mOvershootSize( OVERSHOOT_DEFAULT_SIZE ),
98 mScrollToAlphaFunction( AlphaFunction::EASE_OUT ),
99 mOvershootEnabled(true)
103 Scrollable::~Scrollable()
107 bool Scrollable::IsOvershootEnabled() const
109 return mOvershootEnabled;
112 void Scrollable::SetOvershootEnabled(bool enable)
114 EnableScrollOvershoot(enable);
115 mOvershootEnabled = enable;
118 Vector4 Scrollable::GetOvershootEffectColor() const
120 return mOvershootEffectColor;
123 void Scrollable::SetOvershootAnimationSpeed( float pixelsPerSecond )
125 mOvershootAnimationSpeed = pixelsPerSecond;
128 float Scrollable::GetOvershootAnimationSpeed() const
130 return mOvershootAnimationSpeed;
133 const Vector2& Scrollable::GetOvershootSize() const
135 return mOvershootSize;
138 Toolkit::Scrollable::ScrollStartedSignalType& Scrollable::ScrollStartedSignal()
140 return mScrollStartedSignal;
143 Toolkit::Scrollable::ScrollUpdatedSignalType& Scrollable::ScrollUpdatedSignal()
145 return mScrollUpdatedSignal;
148 Toolkit::Scrollable::ScrollCompletedSignalType& Scrollable::ScrollCompletedSignal()
150 return mScrollCompletedSignal;
153 bool Scrollable::DoConnectSignal( BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor )
155 Dali::BaseHandle handle( object );
157 bool connected( true );
158 Toolkit::Scrollable scrollable = Toolkit::Scrollable::DownCast( handle );
160 if( 0 == strcmp( signalName.c_str(), SIGNAL_SCROLL_STARTED ) )
162 scrollable.ScrollStartedSignal().Connect( tracker, functor );
164 else if( 0 == strcmp( signalName.c_str(), SIGNAL_SCROLL_UPDATED ) )
166 scrollable.ScrollUpdatedSignal().Connect( tracker, functor );
168 else if( 0 == strcmp( signalName.c_str(), SIGNAL_SCROLL_COMPLETED ) )
170 scrollable.ScrollCompletedSignal().Connect( tracker, functor );
174 // signalName does not match any signal
181 void Scrollable::SetProperty( BaseObject* object, Property::Index index, const Property::Value& value )
183 Toolkit::Scrollable scrollable = Toolkit::Scrollable::DownCast( Dali::BaseHandle( object ) );
187 Scrollable& scrollableImpl( GetImpl( scrollable ) );
190 case Toolkit::Scrollable::Property::OVERSHOOT_EFFECT_COLOR:
192 scrollableImpl.SetOvershootEffectColor( value.Get<Vector4>() );
195 case Toolkit::Scrollable::Property::OVERSHOOT_ANIMATION_SPEED:
197 scrollableImpl.SetOvershootAnimationSpeed( value.Get<float>() );
200 case Toolkit::Scrollable::Property::OVERSHOOT_ENABLED:
202 scrollableImpl.SetOvershootEnabled( value.Get<bool>() );
205 case Toolkit::Scrollable::Property::OVERSHOOT_SIZE:
208 if( value.Get( input ) )
210 scrollableImpl.mOvershootSize = input;
212 scrollableImpl.EnableScrollOvershoot( scrollableImpl.IsOvershootEnabled() );
215 case Toolkit::Scrollable::Property::SCROLL_TO_ALPHA_FUNCTION:
217 int alphaFunction = value.Get<int>();
219 if( alphaFunction >= AlphaFunction::DEFAULT &&
220 alphaFunction < AlphaFunction::COUNT )
222 scrollableImpl.mScrollToAlphaFunction = static_cast< AlphaFunction::BuiltinFunction >( alphaFunction );
230 Property::Value Scrollable::GetProperty( BaseObject* object, Property::Index index )
232 Property::Value value;
234 Toolkit::Scrollable scrollable = Toolkit::Scrollable::DownCast( Dali::BaseHandle( object ) );
238 Scrollable& scrollableImpl( GetImpl( scrollable ) );
241 case Toolkit::Scrollable::Property::OVERSHOOT_EFFECT_COLOR:
243 value = scrollableImpl.GetOvershootEffectColor();
246 case Toolkit::Scrollable::Property::OVERSHOOT_ANIMATION_SPEED:
248 value = scrollableImpl.GetOvershootAnimationSpeed();
251 case Toolkit::Scrollable::Property::OVERSHOOT_ENABLED:
253 value = scrollableImpl.IsOvershootEnabled();
256 case Toolkit::Scrollable::Property::OVERSHOOT_SIZE:
258 value = scrollableImpl.mOvershootSize;
261 case Toolkit::Scrollable::Property::SCROLL_TO_ALPHA_FUNCTION:
263 value = static_cast<int>( scrollableImpl.mScrollToAlphaFunction );
272 } // namespace Internal
274 } // namespace Toolkit