2 // Copyright (c) 2016 Samsung Electronics Co., Ltd.
4 // Licensed under the Flora License, Version 1.0 (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://floralicense.org/license/
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.
20 #include "shared/view.h"
22 #include <dali/dali.h>
23 #include <dali-toolkit/dali-toolkit.h>
24 #include <dali-toolkit/devel-api/controls/effects-view/effects-view.h>
28 using namespace Dali::Toolkit;
32 const char* const TITLE( "EffectsView: effect size = " );
33 const char* TOOLBAR_IMAGE( DEMO_IMAGE_DIR "top-bar.png" );
34 const char* VIEW_SWAP_IMAGE( DEMO_IMAGE_DIR "icon-change.png" );
35 const char* VIEW_SWAP_SELECTED_IMAGE( DEMO_IMAGE_DIR "icon-change-selected.png" );
36 const char* TEST_IMAGE( DEMO_IMAGE_DIR "Kid1.svg" );
39 // This example illustrates the capabilities of the EffectsView container
41 class EffectsViewApp : public ConnectionTracker
48 EffectsViewApp( Application& application );
57 * Initialisation. This method gets called once the main loop of application is up and running
59 void OnAppInitialize( Application& application );
62 * Create a effect view of drop shadow
64 * @param[in] type The type of effect to be performed by the EffectView.
65 * @param[in] viewSize Size of the effect view
66 * @param[in] effectSize The effect size used in image filters.
68 EffectsView CreateEffectsView( EffectsView::EffectType type, const Vector2& viewSize, int effectSize );
71 * Animate the effect offset and color properties.
72 * @param[in] effectsView The view whose properties to be animated.
74 void AnimateEffectProperties( EffectsView& effectsView );
77 * Set title onto the toolbar
78 * @param[in] effectSize The effect size value to be indicated on the title
80 void SetTitle(int effectSize);
83 * Callback function to change the effect size.
84 * @param[in] button The button which triggered the callback.
86 bool ChangeEffectSize( Button button );
89 * Main key event handler
91 void OnKeyEvent(const KeyEvent& event);
94 Application& mApplication;
96 Toolkit::Control mView;
97 Toolkit::ToolBar mToolBar;
98 EffectsView mDropShadowView;
99 EffectsView mEmbossView;
100 Toolkit::TextLabel mTitleActor; ///< The title on the toolbar
105 EffectsViewApp::EffectsViewApp( Application& application )
106 : mApplication( application ),
109 // Connect to the Application's Init signal
110 mApplication.InitSignal().Connect( this, &EffectsViewApp::OnAppInitialize );
113 EffectsViewApp::~EffectsViewApp()
115 // Nothing to do here;
118 void EffectsViewApp::OnAppInitialize( Application& application )
120 // The Init signal is received once (only) during the Application lifetime
122 Stage stage = Stage::GetCurrent();
123 stage.KeyEventSignal().Connect(this, &EffectsViewApp::OnKeyEvent);
124 stage.SetBackgroundColor( Color::WHITE );
126 mStageSize = stage.GetSize();
128 // Creates a default view with a default tool bar.
129 // The view is added to the stage.
130 mContents = DemoHelper::CreateView( application, mView, mToolBar, "", TOOLBAR_IMAGE, "" );
132 // Creates view change button.
133 Toolkit::PushButton viewButton = Toolkit::PushButton::New();
134 viewButton.SetUnselectedImage( VIEW_SWAP_IMAGE );
135 viewButton.SetSelectedImage( VIEW_SWAP_SELECTED_IMAGE );
136 // Connects the view change button clicked signal to the OnView method.
137 viewButton.ClickedSignal().Connect( this, &EffectsViewApp::ChangeEffectSize );
138 mToolBar.AddControl( viewButton, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarButtonPercentage, Toolkit::Alignment::HorizontalRight, DemoHelper::DEFAULT_MODE_SWITCH_PADDING );
140 Vector2 effectsViewSize( mStageSize.width, mStageSize.height * 0.25f );
141 mDropShadowView = CreateEffectsView( EffectsView::DROP_SHADOW, effectsViewSize, mEffectSize );
142 mDropShadowView.SetParentOrigin( ParentOrigin::CENTER );
143 mDropShadowView.SetAnchorPoint( AnchorPoint::BOTTOM_CENTER );
144 mDropShadowView.SetZ( -mStageSize.height * 0.1f );
145 mContents.Add( mDropShadowView );
147 mEmbossView = CreateEffectsView( EffectsView::EMBOSS, effectsViewSize, mEffectSize );
148 mEmbossView.SetParentOrigin( ParentOrigin::CENTER );
149 mEmbossView.SetAnchorPoint( AnchorPoint::TOP_CENTER );
150 mEmbossView.SetZ( mStageSize.height * 0.1f );
151 mContents.Add( mEmbossView );
153 SetTitle( mEffectSize );
157 EffectsView EffectsViewApp::CreateEffectsView( EffectsView::EffectType type, const Vector2& viewSize, int effectSize )
159 Toolkit::EffectsView effectsView = Toolkit::EffectsView::New(type);
161 effectsView.SetSize( viewSize.width, viewSize.height );
162 // set effect size property
163 effectsView.SetProperty( EffectsView::Property::EFFECT_SIZE, effectSize );
165 // Create some content
167 std::string text = ( type == EffectsView::DROP_SHADOW) ? "Drop Shadow" : "Emboss";
168 TextLabel textActor( TextLabel::New( text ) );
169 textActor.SetParentOrigin( ParentOrigin::CENTER_LEFT );
170 textActor.SetAnchorPoint( AnchorPoint::CENTER_LEFT );
171 textActor.SetSize( viewSize );
172 textActor.SetPosition( viewSize.width*0.4f, viewSize.height*0.3f );
173 textActor.SetProperty( TextLabel::Property::POINT_SIZE, DemoHelper::ScalePointSize(14.f) );
174 effectsView.Add( textActor );
177 ImageView icon = ImageView::New( TEST_IMAGE );
178 icon.SetParentOrigin( ParentOrigin::CENTER_LEFT );
179 icon.SetAnchorPoint( AnchorPoint::CENTER_LEFT );
180 icon.SetX( viewSize.width*0.1f );
181 icon.SetSize( viewSize.height*0.8f, viewSize.height*0.8f );
182 effectsView.Add( icon );
184 AnimateEffectProperties( effectsView );
189 void EffectsViewApp::AnimateEffectProperties( EffectsView& effectsView )
191 const float animationTime( 5.0f );
192 Animation animation( Animation::New(animationTime) );
194 animation.AnimateTo( Property( effectsView, EffectsView::Property::EFFECT_OFFSET ), Vector3( 2.f,-2.f, 0.0f), TimePeriod(animationTime * 0.0f, animationTime * 0.2f) );
195 animation.AnimateTo( Property( effectsView, EffectsView::Property::EFFECT_OFFSET ), Vector3(-2.f,-2.f, 0.0f), TimePeriod(animationTime * 0.2f, animationTime * 0.2f) );
196 animation.AnimateTo( Property( effectsView, EffectsView::Property::EFFECT_OFFSET ), Vector3(-2.f, 2.f, 0.0f), TimePeriod(animationTime * 0.4f, animationTime * 0.2f) );
197 animation.AnimateTo( Property( effectsView, EffectsView::Property::EFFECT_OFFSET ), Vector3( 4.f, 4.f, 0.0f), TimePeriod(animationTime * 0.6f, animationTime * 0.2f) );
198 animation.AnimateTo( Property( effectsView, EffectsView::Property::EFFECT_OFFSET ), Vector3::ZERO, TimePeriod(animationTime * 0.8f, animationTime * 0.2f) );
200 effectsView.SetProperty( EffectsView::Property::EFFECT_COLOR, Color::BLACK );
201 animation.AnimateTo( Property( effectsView, EffectsView::Property::EFFECT_COLOR ), Color::BLUE, TimePeriod(animationTime * 0.0f, animationTime * 0.33f) );
202 animation.AnimateTo( Property( effectsView, EffectsView::Property::EFFECT_COLOR ), Color::RED, TimePeriod(animationTime * 0.33f, animationTime * 0.33f) );
203 animation.AnimateTo( Property( effectsView, EffectsView::Property::EFFECT_COLOR ), Color::BLACK, TimePeriod(animationTime * 0.66f, animationTime * 0.34f));
205 animation.SetLooping( true );
209 void EffectsViewApp::SetTitle(int effectSize)
211 std::ostringstream title;
212 title<<TITLE<< effectSize;
216 mTitleActor = DemoHelper::CreateToolBarLabel( title.str() );
217 // Add title to the tool bar.
218 mToolBar.AddControl( mTitleActor, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarTitlePercentage, Toolkit::Alignment::HorizontalCenter );
220 mTitleActor.SetProperty( Toolkit::TextLabel::Property::TEXT, title.str() );
223 bool EffectsViewApp::ChangeEffectSize( Button button )
225 mEffectSize = ( mEffectSize+1 )%5;
226 mDropShadowView.SetProperty( EffectsView::Property::EFFECT_SIZE, mEffectSize );
227 mEmbossView.SetProperty( EffectsView::Property::EFFECT_SIZE, mEffectSize );
228 SetTitle( mEffectSize );
234 void EffectsViewApp::OnKeyEvent(const KeyEvent& event)
236 if(event.state == KeyEvent::Down)
238 if( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
245 /*****************************************************************************/
247 static void RunTest( Application& application )
249 EffectsViewApp test( application );
251 application.MainLoop();
254 /*****************************************************************************/
256 int DALI_EXPORT_API main(int argc, char **argv)
258 Application application = Application::New(&argc, &argv, DEMO_THEME_PATH);
260 RunTest(application);