--- /dev/null
-const char* APPLICATION_TITLE( "Path Example" );
+ /*
+ * Copyright (c) 2014 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.
+ *
+ */
+
+ /**
+ * This example shows how to use path animations in DALi
+ */
+
+ // EXTERNAL INCLUDES
+ #include <dali-toolkit/dali-toolkit.h>
+
+ // INTERNAL INCLUDES
+ #include "shared/view.h"
+
+ using namespace Dali;
+ using namespace Dali::Toolkit;
+
+
+ namespace
+ {
+ const char* BACKGROUND_IMAGE( DALI_IMAGE_DIR "background-default.png" );
+ const char* ACTOR_IMAGE( DALI_IMAGE_DIR "dali-logo.png" );
+ const char* TOOLBAR_IMAGE( DALI_IMAGE_DIR "top-bar.png" );
- //Title
- TextView title = TextView::New();
- toolBar.AddControl( title, DemoHelper::DEFAULT_VIEW_STYLE.mToolBarTitlePercentage, Alignment::HorizontalCenter );
- Font font = Font::New();
- title.SetText( APPLICATION_TITLE );
- title.SetSize( font.MeasureText( APPLICATION_TITLE ) );
- title.SetStyleToCurrentText(DemoHelper::GetDefaultTextStyle());
-
+ }; //Unnamed namespace
+
+ /**
+ * @brief The main class of the demo.
+ */
+ class PathController : public ConnectionTracker
+ {
+ public:
+
+ PathController( Application& application )
+ : mApplication( application )
+ {
+ // Connect to the Application's Init signal
+ mApplication.InitSignal().Connect( this, &PathController::Create );
+ }
+
+ ~PathController()
+ {
+ // Nothing to do here.
+ }
+
+ /**
+ * One-time setup in response to Application InitSignal.
+ */
+ void Create( Application& application )
+ {
+ // Get a handle to the stage:
+ Stage stage = Stage::GetCurrent();
+
+ // Connect to input event signals:
+ stage.KeyEventSignal().Connect(this, &PathController::OnKeyEvent);
+
+ // Create a default view with a default tool bar:
+ Toolkit::View view; ///< The View instance.
+ Toolkit::ToolBar toolBar; ///< The View's Toolbar.
+ mContentLayer = DemoHelper::CreateView( mApplication,
+ view,
+ toolBar,
+ BACKGROUND_IMAGE,
+ TOOLBAR_IMAGE,
+ "" );
+
+ mContentLayer.TouchedSignal().Connect(this, &PathController::OnTouchLayer);
+
-
- Dali::TextActor forwardLabel = TextActor::New("Forward Vector");
- forwardLabel.SetPosition( 10.0f, stage.GetSize().y - 60.0f, 0.0f );
- forwardLabel.SetColor( Vector4(0.0f,0.0f,0.0f,1.0f));
- forwardLabel.SetAnchorPoint( AnchorPoint::CENTER_LEFT);
- mContentLayer.Add( forwardLabel );
-
- //TextInput
- Dali::Layer textInputLayer = Dali::Layer::New();
- textInputLayer.SetSize( 400.0f, 30.0f, 0.0 );
- textInputLayer.SetPosition( 0.0f, stage.GetSize().y - 30.0f, 0.0f );
- textInputLayer.SetAnchorPoint( AnchorPoint::TOP_LEFT);
- textInputLayer.SetParentOrigin( ParentOrigin::TOP_LEFT);
- stage.Add( textInputLayer );
- Dali::TextActor label = TextActor::New("X:");
- label.SetPosition( 10.0f, 0.0f, 0.0f );
- label.SetColor( Vector4(0.0f,0.0f,0.0f,1.0f));
- label.SetAnchorPoint( AnchorPoint::CENTER_LEFT);
- textInputLayer.Add( label );
- TextStyle style;
- style.SetTextColor( Vector4( 0.0f, 0.0f ,0.0f, 1.0f ));
- mTextInput[0] = TextInput::New();
- mTextInput[0].SetInitialText("1.0");
- mTextInput[0].SetColor( Vector4(0.0f,0.0f,0.0f,1.0f));
- mTextInput[0].SetAnchorPoint( AnchorPoint::CENTER_LEFT);
- mTextInput[0].SetParentOrigin( ParentOrigin::CENTER_RIGHT);
- mTextInput[0].SetPosition( 10.0f, 0.0f, 0.0f );
- mTextInput[0].SetSize( 70.0f, 0.0f, 0.0f );
- mTextInput[0].SetTextAlignment(Alignment::HorizontalCenter );
- mTextInput[0].SetMaxCharacterLength( 5 );
- mTextInput[0].SetNumberOfLinesLimit(1);
- mTextInput[0].ApplyStyleToAll( style );
- mTextInput[0].SetProperty( mTextInput[0].GetPropertyIndex("cursor-color"), Vector4(0.0f,0.0f,0.0f,1.0f) );
- mTextInput[0].SetBackgroundColor( Vector4(0.8f,1.0f,0.8f, 0.4f));
- mTextInput[0].InputFinishedSignal().Connect(this, &PathController::OnTextInputEnd);
- mTextInput[0].SetEditOnTouch();
- label.Add( mTextInput[0]);
- label = TextActor::New("Y:");
- label.SetPosition( 160.0f,0.0f, 0.0f );
- label.SetColor( Vector4(0.0f,0.0f,0.0f,1.0f));
- label.SetAnchorPoint( AnchorPoint::CENTER_LEFT);
- textInputLayer.Add( label );
- mTextInput[1] = TextInput::New();
- mTextInput[1].SetInitialText("0.0");
- mTextInput[1].SetColor( Vector4(0.0f,0.0f,0.0f,1.0f));
- mTextInput[1].SetAnchorPoint( AnchorPoint::CENTER_LEFT);
- mTextInput[1].SetParentOrigin( ParentOrigin::CENTER_RIGHT);
- mTextInput[1].SetPosition( 10.0f, 0.0f, 0.0f );
- mTextInput[1].SetSize( 70.0f, 0.0f, 0.0f );
- mTextInput[1].SetTextAlignment(Alignment::HorizontalCenter );
- mTextInput[1].SetMaxCharacterLength( 5 );
- mTextInput[1].SetNumberOfLinesLimit(1);
- mTextInput[1].ApplyStyleToAll( style );
- mTextInput[1].SetProperty( mTextInput[1].GetPropertyIndex("cursor-color"), Vector4(0.0f,0.0f,0.0f,1.0f) );
- mTextInput[1].SetBackgroundColor( Vector4(0.8f,1.0f,0.8f, 0.4f));
- mTextInput[1].InputFinishedSignal().Connect(this, &PathController::OnTextInputEnd);
- label.Add( mTextInput[1]);
- label = TextActor::New("Z:");
- label.SetPosition( 310.0f, 0.0f, 0.0f );
- label.SetColor( Vector4(0.0f,0.0f,0.0f,1.0f));
- label.SetAnchorPoint( AnchorPoint::CENTER_LEFT);
- textInputLayer.Add( label );
- mTextInput[2] = TextInput::New();
- mTextInput[2].SetInitialText("0.0");
- mTextInput[2].SetColor( Vector4(0.0f,0.0f,0.0f,1.0f));
- mTextInput[2].SetAnchorPoint( AnchorPoint::CENTER_LEFT);
- mTextInput[2].SetParentOrigin( ParentOrigin::CENTER_RIGHT);
- mTextInput[2].SetPosition( 10.0f, 0.0f, 0.0f );
- mTextInput[2].SetSize( 70.0f, 0.0f, 0.0f );
- mTextInput[2].SetTextAlignment(Alignment::HorizontalCenter );
- mTextInput[2].SetMaxCharacterLength( 5 );
- mTextInput[2].SetNumberOfLinesLimit(1);
- mTextInput[2].ApplyStyleToAll( style );
- mTextInput[2].SetProperty( mTextInput[2].GetPropertyIndex("cursor-color"), Vector4(0.0f,0.0f,0.0f,1.0f) );
- mTextInput[2].SetBackgroundColor( Vector4(0.8f,1.0f,0.8f, 0.4f));
- mTextInput[2].InputFinishedSignal().Connect(this, &PathController::OnTextInputEnd);
- label.Add( mTextInput[2]);
+ //Path
+ mPath = Dali::Path::New();
+ mPath.AddPoint( Vector3( 10.0f, stage.GetSize().y*0.5f, 0.0f ));
+ mPath.AddPoint( Vector3( stage.GetSize().x*0.5f, stage.GetSize().y*0.3f, 0.0f ));
+ mPath.GenerateControlPoints(0.25f);
+ DrawPath( 200u );
+
+ //Actor
+ ImageAttributes attributes;
+ Image img = ResourceImage::New(ACTOR_IMAGE, attributes );
+ mActor = ImageActor::New( img );
+ mActor.SetPosition( Vector3( 10.0f, stage.GetSize().y*0.5f, 0.0f ) );
+ mActor.SetAnchorPoint( AnchorPoint::CENTER );
+ mActor.SetSize( 100, 50, 1 );
+ stage.Add( mActor );
+
+ mForward = Vector3::XAXIS;
+ CreateAnimation();
- * Callback called when user end to input text in any of the TextInput
- * @param[in] textInput The text input that has generated the signal
- */
- void OnTextInputEnd( TextInput textInput)
- {
- mForward.x = (float)atof( mTextInput[0].GetText().c_str() );
- mForward.y = (float)atof( mTextInput[1].GetText().c_str() );
- mForward.z = (float)atof( mTextInput[2].GetText().c_str() );
- CreateAnimation();
- }
-
- /**
+ }
+
+ /**
+ * Create an actor representing a control point of the curve
+ * @param[in] name Name of the actor
+ * @param[in] size Size of the containing actor
+ * @param[in] imageSize Size of the imageActor
+ * @param[in] color Color of the imageActor
+ */
+ Actor CreateControlPoint(const std::string& name, const Vector3& size, const Vector3& imageSize, const Vector4& color )
+ {
+ Actor actor = Actor::New();
+ actor.SetParentOrigin( ParentOrigin::TOP_LEFT);
+ actor.SetAnchorPoint( AnchorPoint::CENTER );
+ actor.SetSize( size );
+ actor.SetName( name );
+ actor.TouchedSignal().Connect(this, &PathController::OnTouchPoint);
+
+ ImageActor imageActor = Toolkit::CreateSolidColorActor(color);
+ imageActor.SetColor(Vector4(1.0f,0.0f,0.0f,1.0f));
+ imageActor.SetParentOrigin( ParentOrigin::CENTER);
+ imageActor.SetAnchorPoint( AnchorPoint::CENTER );
+ imageActor.SetSize( imageSize );
+ actor.Add(imageActor );
+
+ return actor;
+ }
+
+ /**
+ * Draws the path and the control points for the path
+ * @param[in] resolution Number of segments for the path.
+ */
+ void DrawPath( unsigned int resolution )
+ {
+ Stage stage = Dali::Stage::GetCurrent();
+
+ //Create path mesh actor
+ Dali::MeshData meshData = MeshFactory::NewPath( mPath, resolution );
+ Dali::Material material = Material::New("LineMaterial");
+ material.SetDiffuseColor( Vector4(0.0f,0.0f,0.0f,1.0f));
+ meshData.SetMaterial(material);
+ Dali::Mesh mesh = Dali::Mesh::New( meshData );
+ if( mMeshPath )
+ {
+ stage.Remove( mMeshPath );
+ }
+ mMeshPath = Dali::MeshActor::New( mesh );
+ mMeshPath.SetAnchorPoint( AnchorPoint::TOP_LEFT );
+ mMeshPath.SetParentOrigin( ParentOrigin::TOP_LEFT );
+ stage.Add( mMeshPath );
+
+
+ ////Create mesh connecting interpolation points and control points
+ std::vector<Dali::MeshData::Vertex> vVertex;
+ std::vector<unsigned short> vIndex;
+ size_t pointCount = mPath.GetPointCount();
+ size_t controlPointIndex = 0;
+ for( size_t i(0); i<pointCount; ++i )
+ {
+ vVertex.push_back( MeshData::Vertex(mPath.GetPoint(i),Vector2::ZERO, Vector3::ZERO ) );
+ if( i<pointCount-1)
+ {
+ vVertex.push_back( MeshData::Vertex(mPath.GetControlPoint(controlPointIndex),Vector2::ZERO, Vector3::ZERO ));
+ vVertex.push_back( MeshData::Vertex(mPath.GetControlPoint(controlPointIndex+1),Vector2::ZERO, Vector3::ZERO ));
+ }
+ controlPointIndex += 2;
+ }
+
+ size_t segmentCount = 2*(pointCount-2)+2;
+ unsigned short index=0;
+ for( size_t i(0); i<segmentCount; ++i, ++index )
+ {
+ vIndex.push_back(index);
+ vIndex.push_back(index+1);
+
+ if( ~i & 1 )
+ {
+ index++;
+ }
+ }
+
+ meshData.SetLineData( vVertex, vIndex, material );
+ meshData.SetMaterial(material);
+ mesh = Dali::Mesh::New( meshData );
+ if( mMeshHandlers )
+ {
+ stage.Remove( mMeshHandlers );
+ }
+ mMeshHandlers = Dali::MeshActor::New( mesh );
+ mMeshHandlers.SetAnchorPoint( AnchorPoint::TOP_LEFT );
+ mMeshHandlers.SetParentOrigin( ParentOrigin::TOP_LEFT );
+ stage.Add( mMeshHandlers );
+
+
+ //Create actors representing interpolation points
+ for( size_t i(0); i<pointCount; ++i )
+ {
+ if( !mKnot[i] )
+ {
+ std::string name( "Knot");
+ name.push_back(i);
+ mKnot[i] = CreateControlPoint( name, Vector3(150.0f,150.0f,0.0f), Vector3(20.0f,20.0f,0.0f), Vector4(0.0f,0.0f,0.0f,1.0f) );
+ mContentLayer.Add(mKnot[i] );
+ }
+
+ mKnot[i].SetPosition( mPath.GetPoint(i) );
+ }
+
+ //Create actors representing control points
+ size_t controlPointCount=2*(pointCount-1);
+ for( size_t i(0); i<controlPointCount; ++i )
+ {
+ if( !mControlPoint[i])
+ {
+ std::string name( "ControlPoint");
+ name.push_back(i);
+ mControlPoint[i] = CreateControlPoint( name, Vector3(150.0f,150.0f,0.0f), Vector3(20.0f,20.0f,0.0f), Vector4(1.0f,0.0f,0.0f,1.0f) );
+ mContentLayer.Add(mControlPoint[i] );
+ }
+
+ mControlPoint[i].SetPosition( mPath.GetControlPoint(i) );
+ }
+ }
+
+ bool OnTouchPoint(Actor actor, const TouchEvent& event)
+ {
+ if(event.GetPointCount()>0)
+ {
+ const TouchPoint& point = event.GetPoint(0);
+
+ if(point.state==TouchPoint::Down)
+ {
+ // Start dragging
+ mDragActor = actor;
+ }
+ }
+ return false;
+ }
+
+ bool OnTouchLayer(Actor actor, const TouchEvent& event)
+ {
+ if(event.GetPointCount()>0)
+ {
+ const TouchPoint& point = event.GetPoint(0);
+
+ if(point.state==TouchPoint::Up)
+ {
+ //Stop dragging
+ mDragActor.Reset();
+ }
+ else if(!mDragActor && point.state==TouchPoint::Down && mPath.GetPointCount()<10 )
+ {
+ // Add new point
+ const TouchPoint& point = event.GetPoint(0);
+ Vector3 newPoint = Vector3(point.screen.x, point.screen.y, 0.0f);
+
+ size_t pointCount = mPath.GetPointCount();
+ Vector3 lastPoint = mPath.GetPoint( pointCount-1);
+ mPath.AddPoint( newPoint );
+
+ Vector3 displacement = (newPoint-lastPoint)/8;
+
+ mPath.AddControlPoint( lastPoint + displacement );
+ mPath.AddControlPoint( newPoint - displacement);
+
+ DrawPath( 200u );
+ CreateAnimation();
+ }
+ else
+ {
+ if( mDragActor )
+ {
+ const TouchPoint& point = event.GetPoint(0);
+ Vector3 newPosition = Vector3(point.screen.x, point.screen.y, 0.0f);
+
+ std::string actorName(mDragActor.GetName());
+
+ if( actorName.compare(0, 4, "Knot") == 0)
+ {
+ int index = actorName[4];
+ mPath.GetPoint(index) = newPosition;
+ }
+ else
+ {
+ int index = actorName[12];
+ mPath.GetControlPoint(index) = newPosition;
+ }
+
+ DrawPath( 200u );
+ CreateAnimation();
+ }
+ }
+ }
+ return false;
+ }
+
+ /**
+ * Main key event handler.
+ * Quit on escape key.
+ */
+ 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();
+ }
+ }
+ }
+
+ /**
- TextInput mTextInput[3]; ///< Text input to specify forward vector of the path animation
+ * Create the path animation.
+ */
+ void CreateAnimation()
+ {
+ if( !mAnimation )
+ {
+ mAnimation = Animation::New( 2.0f );
+ }
+ else
+ {
+ mAnimation.Pause();
+ mAnimation.Clear();
+ mActor.SetRotation( Quaternion() );
+ }
+
+ mAnimation.Animate( mActor, mPath, mForward );
+ mAnimation.SetLooping( true );
+ mAnimation.Play();
+ }
+
+ private:
+ Application& mApplication;
+
+ Layer mContentLayer; ///< The content layer
+
+ Path mPath; ///< The path used in the animation
+ ImageActor mActor; ///< Actor being animated
+ Vector3 mForward; ///< Current forward vector
+ Animation mAnimation; ///< Path animation
+
+ MeshActor mMeshPath; ///< Mesh actor for the path
+ MeshActor mMeshHandlers; ///< Mesh actor for the segments connecting points and control points
+ Actor mKnot[10]; ///< ImageActors for the interpolation points
+ Actor mControlPoint[18]; ///< ImageActors for the control points
+
+ Actor mDragActor; ///< Reference to the actor currently being dragged
+ };
+
+ void RunTest( Application& application )
+ {
+ PathController test( application );
+
+ application.MainLoop();
+ }
+
+ /** Entry point for Linux & Tizen applications */
+ int main( int argc, char **argv )
+ {
+ Application application = Application::New( &argc, &argv );
+
+ RunTest( application );
+
+ return 0;
+ }
projects / platform / core / uifw / dali-demo.git / commitdiff