--- /dev/null
+/*
+ * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <dali-toolkit/dali-toolkit.h>
+#include <dali/devel-api/actors/actor-devel.h>
+
+#include <iostream>
+
+using namespace Dali;
+using namespace Dali::Toolkit;
+
+namespace
+{
+const int TABLE_VIEW_ROWS = 5;
+const int TABLE_VIEW_COLUMNS = 3;
+const Vector3 TABLE_VIEW_SIZE_MODE_FACTOR( 0.6f, 0.6f, 1.0f );
+
+const Quaternion ANIMATION_ROTATION( Degree( 360.0f), Vector3::ZAXIS );
+const AlphaFunction::BuiltinFunction ROTATION_ANIMATION_ALPHA_FUNCTION( AlphaFunction::EASE_IN_OUT );
+const TimePeriod ROTATION_ANIMATION_TIME_PERIOD( 0.0f, 0.5f );
+
+const Vector3 ANIMATION_SCALE( 2.0f, 2.0f, 1.0f );
+const AlphaFunction::BuiltinFunction SCALE_ANIMATION_ALPHA_FUNCTION( AlphaFunction::SIN );
+const TimePeriod SCALE_ANIMATION_TIME_PERIOD( 0.15f, 0.85f );
+} // unnamed namespace
+
+/**
+ * @brief Demonstrates how to animate a control in a layout-container using the anchor point as the pivot.
+ *
+ * Positions of the controls in the layout-container will be set using the top-left of the control.
+ */
+class PivotController : public ConnectionTracker
+{
+public:
+
+ /**
+ * @brief Constructor.
+ * @param[in] application Reference to the application instance.
+ */
+ PivotController( Application& application )
+ : mApplication( application )
+ {
+ mApplication.InitSignal().Connect( this, &PivotController::Create );
+ }
+
+private:
+
+ /**
+ * @brief The Init signal is received once (only) during the Application lifetime.
+ */
+ void Create( Application& /* application */ )
+ {
+ // Get a handle to the stage
+ Stage stage = Stage::GetCurrent();
+ stage.SetBackgroundColor( Color::WHITE );
+ stage.KeyEventSignal().Connect( this, &PivotController::OnKeyEvent );
+
+ // Create a table view.
+ TableView tableView = TableView::New( TABLE_VIEW_ROWS, TABLE_VIEW_COLUMNS );
+ tableView.SetAnchorPoint( AnchorPoint::CENTER );
+ tableView.SetParentOrigin( ParentOrigin::CENTER );
+ tableView.SetResizePolicy( ResizePolicy::SIZE_RELATIVE_TO_PARENT, Dimension::ALL_DIMENSIONS );
+ tableView.SetSizeModeFactor( TABLE_VIEW_SIZE_MODE_FACTOR );
+ stage.Add( tableView );
+
+ // Create a tap detector - we are going to rotate an actor round our anchor-point (pivot) when one of our controls is tapped.
+ mTapDetector = TapGestureDetector::New();
+ mTapDetector.DetectedSignal().Connect( this, &PivotController::OnTap );
+
+ Vector3 anchorPoint( AnchorPoint::CENTER ); // This will be changed depending on the row and column.
+
+ // Add controls to the table-view - each control will have a random color.
+ for( int row = 0; row < TABLE_VIEW_ROWS; ++row )
+ {
+ anchorPoint.y = ( row % TABLE_VIEW_ROWS ) * ( 1.0f / ( TABLE_VIEW_ROWS - 1 ) ); // Calculate this row's y anchor-point.
+
+ for( int column = 0; column < TABLE_VIEW_COLUMNS; ++column )
+ {
+ anchorPoint.x = ( column % TABLE_VIEW_COLUMNS ) * ( 1.0f / ( TABLE_VIEW_COLUMNS - 1 ) ); // Calculate this column's x anchor-point.
+
+ // Create a control with a randomly chosen background color.
+ Control control = Control::New();
+ control.SetBackgroundColor( Vector4( Random::Range( 0.0f, 1.0f ), Random::Range( 0.0f, 1.0f ), Random::Range( 0.0f, 1.0f ), 1.0f ) );
+ control.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
+ control.SetProperty( DevelActor::Property::POSITION_USES_ANCHOR_POINT, false ); // Ensures the position always uses top-left for its calculations.
+ control.SetAnchorPoint( anchorPoint ); // This anchor-point is used for the rotation and the scale.
+
+ // Add to the table-view
+ tableView.AddChild( control, TableView::CellPosition( row, column ) );
+
+ // Attach each control to the tap-detector so we can start the animation around our anchor point.
+ mTapDetector.Attach( control );
+ }
+ }
+ }
+
+ /**
+ * @brief Called when a control is tapped.
+ *
+ * Here we will start an animation around our pivot.
+ */
+ void OnTap( Actor actor, const TapGesture& /* tap */ )
+ {
+ // Raise the actor to the top.
+ DevelActor::RaiseToTop( actor );
+
+ // Create the animation to rotate and scale our actor.
+ Animation animation = Animation::New( 1.0f );
+ animation.AnimateBy( Property( actor, Actor::Property::ORIENTATION ), ANIMATION_ROTATION, ROTATION_ANIMATION_ALPHA_FUNCTION, ROTATION_ANIMATION_TIME_PERIOD );
+ animation.AnimateTo( Property( actor, Actor::Property::SCALE ), ANIMATION_SCALE, SCALE_ANIMATION_ALPHA_FUNCTION, SCALE_ANIMATION_TIME_PERIOD );
+
+ // Play the animation.
+ animation.Play();
+ }
+
+ /**
+ * @brief Called when any key event is received
+ *
+ * Will use this to quit the application if Back or the Escape key is received
+ * @param[in] event The key event information
+ */
+ void OnKeyEvent( const KeyEvent& event )
+ {
+ if( event.state == KeyEvent::Down )
+ {
+ if ( IsKey( event, Dali::DALI_KEY_ESCAPE ) || IsKey( event, Dali::DALI_KEY_BACK ) )
+ {
+ mApplication.Quit();
+ }
+ }
+ }
+
+private:
+
+ Application& mApplication; ///< Reference to the Application instance.
+ TapGestureDetector mTapDetector; ///< Used for animating the tapped control.
+};
+
+int DALI_EXPORT_API main( int argc, char **argv )
+{
+ Application application = Application::New( &argc, &argv );
+ PivotController test( application );
+ application.MainLoop();
+ return 0;
+}
projects / platform / core / uifw / dali-demo.git / commitdiff