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.
18 #include <dali/dali.h>
19 #include <dali-toolkit/dali-toolkit.h>
20 #include <dali-toolkit/devel-api/shader-effects/page-turn-effect.h>
21 #include <dali-toolkit/devel-api/controls/page-turn-view/page-factory.h>
22 #include <dali-toolkit/devel-api/controls/page-turn-view/page-turn-landscape-view.h>
23 #include <dali-toolkit/devel-api/controls/page-turn-view/page-turn-portrait-view.h>
24 #include <dali-toolkit/devel-api/controls/page-turn-view/page-turn-view.h>
31 #include "shared/view.h"
34 using namespace Dali::Toolkit;
39 // The content amount of one page between portrait and landscape view are different
40 // set a ratio to modify the current page number when the rotation is changed
41 const float PAGE_NUMBER_CORRESPONDING_RATIO(1.25f);
43 const char* BOOK_COVER_PORTRAIT = ( DALI_IMAGE_DIR "book-portrait-cover.jpg" );
44 const char* BOOK_COVER_LANDSCAPE = ( DALI_IMAGE_DIR "book-landscape-cover.jpg" );
45 const char* BOOK_COVER_BACK_LANDSCAPE = ( DALI_IMAGE_DIR "book-landscape-cover-back.jpg" );
47 const char* PAGE_IMAGES_PORTRAIT[] =
49 DALI_IMAGE_DIR "book-portrait-p1.jpg",
50 DALI_IMAGE_DIR "book-portrait-p2.jpg",
51 DALI_IMAGE_DIR "book-portrait-p3.jpg",
52 DALI_IMAGE_DIR "book-portrait-p4.jpg",
53 DALI_IMAGE_DIR "book-portrait-p5.jpg"
55 const unsigned int NUMBER_OF_PORTRAIT_IMAGE( sizeof(PAGE_IMAGES_PORTRAIT) / sizeof(PAGE_IMAGES_PORTRAIT[0]) );
57 const char* PAGE_IMAGES_LANDSCAPE[] =
59 DALI_IMAGE_DIR "book-landscape-p1.jpg",
60 DALI_IMAGE_DIR "book-landscape-p2.jpg",
61 DALI_IMAGE_DIR "book-landscape-p3.jpg",
62 DALI_IMAGE_DIR "book-landscape-p4.jpg",
63 DALI_IMAGE_DIR "book-landscape-p5.jpg",
64 DALI_IMAGE_DIR "book-landscape-p6.jpg",
65 DALI_IMAGE_DIR "book-landscape-p7.jpg",
66 DALI_IMAGE_DIR "book-landscape-p8.jpg"
68 const unsigned int NUMBER_OF_LANDSCAPE_IMAGE( sizeof(PAGE_IMAGES_LANDSCAPE) / sizeof(PAGE_IMAGES_LANDSCAPE[0]) );
72 class PortraitPageFactory : public PageFactory
75 * Query the number of pages available from the factory.
76 * The maximum available page has an ID of GetNumberOfPages()-1.
78 virtual unsigned int GetNumberOfPages()
80 return 5*NUMBER_OF_PORTRAIT_IMAGE + 1;
83 * Create an image actor to represent a page.
84 * @param[in] pageId The ID of the page to create.
85 * @return An image actor, or an uninitialized pointer if the ID is out of range.
87 virtual Actor NewPage( unsigned int pageId )
93 page = ImageActor::New( ResourceImage::New( BOOK_COVER_PORTRAIT ) );
97 page = ImageActor::New( ResourceImage::New( PAGE_IMAGES_PORTRAIT[ (pageId-1) % NUMBER_OF_PORTRAIT_IMAGE ] ) );
104 class LandscapePageFactory : public PageFactory
107 * Query the number of pages available from the factory.
108 * The maximum available page has an ID of GetNumberOfPages()-1.
110 virtual unsigned int GetNumberOfPages()
112 return 5*NUMBER_OF_LANDSCAPE_IMAGE / 2 + 1;
115 * Create an image actor to represent a page.
116 * @param[in] pageId The ID of the page to create.
117 * @return An image actor, or an uninitialized pointer if the ID is out of range.
119 virtual Actor NewPage( unsigned int pageId )
121 ImageActor pageFront;
125 pageFront = ImageActor::New( ResourceImage::New( BOOK_COVER_LANDSCAPE ) );
126 pageBack = ImageActor::New( ResourceImage::New( BOOK_COVER_BACK_LANDSCAPE ) );
130 unsigned int imageId = (pageId-1)*2;
131 pageFront = ImageActor::New( ResourceImage::New( PAGE_IMAGES_LANDSCAPE[ imageId % NUMBER_OF_LANDSCAPE_IMAGE ] ) );
132 pageBack = ImageActor::New( ResourceImage::New( PAGE_IMAGES_LANDSCAPE[ (imageId+1) % NUMBER_OF_LANDSCAPE_IMAGE ] ) );
134 pageFront.Add(pageBack);
141 * This example shows how to use the page turn UI control to implement the page-turn demo
142 * The effect follows the pan gesture to animate the page
143 * Pan the image inwards, the page will bent,
144 * Depends on the distance of the panning, the image might turn over or slide back
145 * Also, in portrait view, the pan gesture outwards from position near the spine could turn the previous page back
146 * Allows to turn multiple pages one by one quickly towards the same direction, multiple animations are launched in this case
148 class PageTurnController : public ConnectionTracker
151 PageTurnController( Application &app );
152 ~PageTurnController();
154 //This method gets called once the main loop of application is up and running
155 void OnInit( Application& app );
160 * This method gets called when the screen is rotated, switch between portrait and landscape views
161 * param [in] orientation The current screen orientation
163 void OnOrientationAnimationStarted( Orientation orientation );
166 * Main key event handler
168 void OnKeyEvent(const KeyEvent& event);
171 * Callback function of page turned signal
172 * @param[in] pageTurnView The handle of the PageTurnPortraitView or PageTurnLandscapeView
173 * @param[in] pageIndex The index of the page turned over
174 * @param[in] isTurningForward The turning direction, forwards or backwards
176 void OnPageStartedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward );
179 * Callback function of page turned signal
180 * @param[in] pageTurnView The handle of the PageTurnPortraitView or PageTurnLandscapeView
181 * @param[in] pageIndex The index of the page turned over
182 * @param[in] isTurningForward The turning direction, forwards or backwards
184 void OnPageFinishedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward );
187 * Callback function of page started pan signal
189 * @param[in] pageTurnView The calling page turn view
191 void OnPageStartedPan( PageTurnView pageTurnView );
194 * Callback function of page finished pan signal
196 * @param[in] pageTurnView The calling page turn view
198 void OnPageFinishedPan( PageTurnView pageTurnView );
202 Application& mApplication;
205 PageTurnView mPageTurnPortraitView;
206 PageTurnView mPageTurnLandscapeView;
207 PortraitPageFactory mPortraitPageFactory;
208 LandscapePageFactory mLandscapePageFactory;
213 PageTurnController::PageTurnController( Application &app )
214 :mApplication( app ),
217 // Connect to the Application's Init signal
218 app.InitSignal().Connect( this, &PageTurnController::OnInit );
221 PageTurnController::~PageTurnController()
226 void PageTurnController::OnInit( Application& app )
228 // The Init signal is received once ( only ) during the Application lifetime
230 Stage::GetCurrent().KeyEventSignal().Connect(this, &PageTurnController::OnKeyEvent);
232 Stage stage = Stage::GetCurrent();
233 Vector2 stageSize = stage.GetSize();
235 // Create default View.
236 mView = Actor::New();
237 mView.SetAnchorPoint( Dali::AnchorPoint::CENTER );
238 mView.SetParentOrigin( Dali::ParentOrigin::CENTER );
239 mView.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
242 Dali::Window winHandle = app.GetWindow();
243 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT );
244 winHandle.AddAvailableOrientation( Dali::Window::LANDSCAPE );
245 winHandle.AddAvailableOrientation( Dali::Window::PORTRAIT_INVERSE );
246 winHandle.AddAvailableOrientation( Dali::Window::LANDSCAPE_INVERSE );
248 // view will response to orientation change to display portrait or landscape views
249 //app.GetWindow().GetOrientation().ChangedSignal().Connect( this, &PageTurnController::OnOrientationAnimationStarted );
251 mPageTurnPortraitView = PageTurnPortraitView::New( mPortraitPageFactory, stageSize );
252 mPageTurnPortraitView.SetSpineShadowParameter( Vector2(70.f, 30.f) );
253 mPageTurnPortraitView.PageTurnStartedSignal().Connect( this, &PageTurnController::OnPageStartedTurn );
254 mPageTurnPortraitView.PageTurnFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedTurn );
255 mPageTurnPortraitView.PagePanStartedSignal().Connect( this, &PageTurnController::OnPageStartedPan );
256 mPageTurnPortraitView.PagePanFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedPan );
257 mPageTurnPortraitView.SetPositionInheritanceMode( USE_PARENT_POSITION );
259 mPageTurnLandscapeView = PageTurnLandscapeView::New( mLandscapePageFactory, Vector2(stageSize.y*0.5f, stageSize.x) );
260 mPageTurnLandscapeView.PageTurnStartedSignal().Connect( this, &PageTurnController::OnPageStartedTurn );
261 mPageTurnLandscapeView.PageTurnFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedTurn );
262 mPageTurnLandscapeView.PagePanStartedSignal().Connect( this, &PageTurnController::OnPageStartedPan );
263 mPageTurnLandscapeView.PagePanFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedPan );
264 mPageTurnLandscapeView.SetPositionInheritanceMode( USE_PARENT_POSITION );
266 mView.Add(mPageTurnPortraitView);
269 void PageTurnController::OnOrientationAnimationStarted( Orientation orientation )
271 switch( orientation.GetDegrees() )
273 // portrait view, display page in the right side only
279 mView.Remove( mPageTurnLandscapeView );
280 mView.Add( mPageTurnPortraitView );
281 int currentPage = floor( static_cast<float>(mPageTurnLandscapeView.GetCurrentPage()) * PAGE_NUMBER_CORRESPONDING_RATIO );
282 mPageTurnPortraitView.GoToPage( currentPage );
287 // display pages in both sides
293 mView.Remove( mPageTurnPortraitView );
294 mView.Add( mPageTurnLandscapeView );
295 int currentPage = ceil( static_cast<float>(mPageTurnPortraitView.GetCurrentPage()) / PAGE_NUMBER_CORRESPONDING_RATIO );
296 mPageTurnLandscapeView.GoToPage( currentPage );
307 * Main key event handler
309 void PageTurnController::OnKeyEvent(const KeyEvent& event)
311 if(event.state == KeyEvent::Down)
313 if( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
320 void PageTurnController::OnPageStartedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward )
322 std::cout<< ( ( pageTurnView == mPageTurnPortraitView ) ? " portrait: " : " Landscape: " )
323 << " page " << pageIndex
324 << ( isTurningForward ? " is starting to turn forward" : " is starting to turn backward" )
328 void PageTurnController::OnPageFinishedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward )
330 std::cout<< ( ( pageTurnView == mPageTurnPortraitView ) ? " portrait: " : " Landscape: " )
331 << " page " << pageIndex
332 << ( isTurningForward ? " has finished turning forward" : " has finished turning backward" )
336 void PageTurnController::OnPageStartedPan( PageTurnView pageTurnView )
338 std::cout<< "Starting to pan" << std::endl;
341 void PageTurnController::OnPageFinishedPan( PageTurnView pageTurnView )
343 std::cout<< "Finished panning" << std::endl;
346 // Entry point for applications
347 int main( int argc, char **argv )
349 Application app = Application::New(&argc, &argv, DALI_DEMO_THEME_PATH);
350 PageTurnController test ( app );