2 * Copyright (c) 2016 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/controls/page-turn-view/page-factory.h>
21 #include <dali-toolkit/devel-api/controls/page-turn-view/page-turn-landscape-view.h>
22 #include <dali-toolkit/devel-api/controls/page-turn-view/page-turn-portrait-view.h>
23 #include <dali-toolkit/devel-api/controls/page-turn-view/page-turn-view.h>
30 #include "shared/view.h"
31 #include "shared/utility.h"
34 using namespace Dali::Toolkit;
39 const char* const CHANGE_IMAGE_ICON(DEMO_IMAGE_DIR "icon-change.png");
40 const char* const CHANGE_IMAGE_ICON_SELECTED( DEMO_IMAGE_DIR "icon-change-selected.png" );
42 // The content amount of one page between portrait and landscape view are different
43 // set a ratio to modify the current page number when the rotation is changed
44 const float PAGE_NUMBER_CORRESPONDING_RATIO(1.25f);
46 const char* BOOK_COVER_PORTRAIT( DEMO_IMAGE_DIR "book-portrait-cover.jpg" );
47 const char* BOOK_COVER_LANDSCAPE( DEMO_IMAGE_DIR "book-landscape-cover.jpg" );
48 const char* BOOK_COVER_BACK_LANDSCAPE( DEMO_IMAGE_DIR "book-landscape-cover-back.jpg" );
50 const char* PAGE_IMAGES_PORTRAIT[] =
52 DEMO_IMAGE_DIR "book-portrait-p1.jpg",
53 DEMO_IMAGE_DIR "book-portrait-p2.jpg",
54 DEMO_IMAGE_DIR "book-portrait-p3.jpg",
55 DEMO_IMAGE_DIR "book-portrait-p4.jpg",
56 DEMO_IMAGE_DIR "book-portrait-p5.jpg"
58 const unsigned int NUMBER_OF_PORTRAIT_IMAGE( sizeof(PAGE_IMAGES_PORTRAIT) / sizeof(PAGE_IMAGES_PORTRAIT[0]) );
60 const char* PAGE_IMAGES_LANDSCAPE[] =
62 DEMO_IMAGE_DIR "book-landscape-p1.jpg",
63 DEMO_IMAGE_DIR "book-landscape-p2.jpg",
64 DEMO_IMAGE_DIR "book-landscape-p3.jpg",
65 DEMO_IMAGE_DIR "book-landscape-p4.jpg",
66 DEMO_IMAGE_DIR "book-landscape-p5.jpg",
67 DEMO_IMAGE_DIR "book-landscape-p6.jpg",
68 DEMO_IMAGE_DIR "book-landscape-p7.jpg",
69 DEMO_IMAGE_DIR "book-landscape-p8.jpg"
71 const unsigned int NUMBER_OF_LANDSCAPE_IMAGE( sizeof(PAGE_IMAGES_LANDSCAPE) / sizeof(PAGE_IMAGES_LANDSCAPE[0]) );
73 Texture LoadTextures( const char* imagePath1, const char* imagePath2 )
75 PixelData pixelData1 = DemoHelper::LoadPixelData( imagePath1, ImageDimensions(), FittingMode::DEFAULT, SamplingMode::DEFAULT );
76 PixelData pixelData2 = DemoHelper::LoadPixelData( imagePath2, ImageDimensions(), FittingMode::DEFAULT, SamplingMode::DEFAULT );
78 unsigned int width = pixelData1.GetWidth() + pixelData2.GetWidth();
79 unsigned int height = pixelData1.GetHeight() > pixelData2.GetHeight() ? pixelData1.GetHeight() : pixelData2.GetHeight();
81 Texture texture = Texture::New( Dali::TextureType::TEXTURE_2D, Pixel::RGB888, width, height );
82 texture.Upload( pixelData1 );
83 texture.Upload( pixelData2, 0u, 0u, pixelData1.GetWidth(), 0u, pixelData2.GetWidth(), pixelData2.GetHeight() );
90 class PortraitPageFactory : public PageFactory
93 * Query the number of pages available from the factory.
94 * The maximum available page has an ID of GetNumberOfPages()-1.
96 virtual unsigned int GetNumberOfPages()
98 return 10*NUMBER_OF_PORTRAIT_IMAGE + 1;
101 * Create an texture to represent a page.
102 * @param[in] pageId The ID of the page to create.
103 * @return A texture, or an uninitialized handle if the ID is out of range.
105 virtual Texture NewPage( unsigned int pageId )
111 page = DemoHelper::LoadTexture( BOOK_COVER_PORTRAIT );
115 page = DemoHelper::LoadTexture( PAGE_IMAGES_PORTRAIT[ (pageId-1) % NUMBER_OF_PORTRAIT_IMAGE ] );
122 class LandscapePageFactory : public PageFactory
126 * Query the number of pages available from the factory.
127 * The maximum available page has an ID of GetNumberOfPages()-1.
129 virtual unsigned int GetNumberOfPages()
131 return 10*NUMBER_OF_LANDSCAPE_IMAGE / 2 + 1;
134 * Create an texture to represent a page.
135 * @param[in] pageId The ID of the page to create.
136 * @return A texture, or an uninitialized handle if the ID is out of range.
138 virtual Texture NewPage( unsigned int pageId )
143 page = LoadTextures( BOOK_COVER_LANDSCAPE, BOOK_COVER_BACK_LANDSCAPE );
147 unsigned int imageId = (pageId-1)*2;
148 page = LoadTextures( PAGE_IMAGES_LANDSCAPE[ imageId % NUMBER_OF_LANDSCAPE_IMAGE ], PAGE_IMAGES_LANDSCAPE[ (imageId+1) % NUMBER_OF_LANDSCAPE_IMAGE ] );
156 * This example shows how to use the page turn UI control to implement the page-turn demo
157 * The effect follows the pan gesture to animate the page
158 * Pan the page inwards, the page will bent,
159 * Depends on the distance of the panning, the page might turn over or slide back
160 * Also, in portrait view, the pan gesture outwards from position near the spine could turn the previous page back
161 * Allows to turn multiple pages one by one quickly towards the same direction, multiple animations are launched in this case
163 class PageTurnController : public ConnectionTracker
166 PageTurnController( Application &app );
167 ~PageTurnController();
169 //This method gets called once the main loop of application is up and running
170 void OnInit( Application& app );
175 * This method gets called when the button is clicked, switch between portrait and landscape views
177 bool OnButtonClicked(Toolkit::Button button);
180 * Main key event handler
182 void OnKeyEvent(const KeyEvent& event);
185 * Callback function of page turned signal
186 * @param[in] pageTurnView The handle of the PageTurnPortraitView or PageTurnLandscapeView
187 * @param[in] pageIndex The index of the page turned over
188 * @param[in] isTurningForward The turning direction, forwards or backwards
190 void OnPageStartedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward );
193 * Callback function of page turned signal
194 * @param[in] pageTurnView The handle of the PageTurnPortraitView or PageTurnLandscapeView
195 * @param[in] pageIndex The index of the page turned over
196 * @param[in] isTurningForward The turning direction, forwards or backwards
198 void OnPageFinishedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward );
201 * Callback function of page started pan signal
203 * @param[in] pageTurnView The calling page turn view
205 void OnPageStartedPan( PageTurnView pageTurnView );
208 * Callback function of page finished pan signal
210 * @param[in] pageTurnView The calling page turn view
212 void OnPageFinishedPan( PageTurnView pageTurnView );
216 Application& mApplication;
219 PageTurnView mPageTurnPortraitView;
220 PageTurnView mPageTurnLandscapeView;
221 PortraitPageFactory mPortraitPageFactory;
222 LandscapePageFactory mLandscapePageFactory;
227 PageTurnController::PageTurnController( Application &app )
228 :mApplication( app ),
231 // Connect to the Application's Init signal
232 app.InitSignal().Connect( this, &PageTurnController::OnInit );
235 PageTurnController::~PageTurnController()
240 void PageTurnController::OnInit( Application& app )
242 // The Init signal is received once ( only ) during the Application lifetime
244 Stage::GetCurrent().KeyEventSignal().Connect(this, &PageTurnController::OnKeyEvent);
246 // Hide the indicator bar
247 app.GetWindow().ShowIndicator( Dali::Window::INVISIBLE );
249 Stage stage = Stage::GetCurrent();
250 Vector2 stageSize = stage.GetSize();
252 mButtonLayer = Layer::New();
253 mButtonLayer.SetAnchorPoint( Dali::AnchorPoint::CENTER );
254 mButtonLayer.SetParentOrigin( Dali::ParentOrigin::CENTER );
255 mButtonLayer.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
256 Toolkit::PushButton button = Toolkit::PushButton::New();
257 button.SetAnchorPoint( AnchorPoint::TOP_RIGHT );
258 button.SetParentOrigin( ParentOrigin::TOP_RIGHT );
259 button.SetUnselectedImage( CHANGE_IMAGE_ICON );
260 button.SetSelectedImage( CHANGE_IMAGE_ICON_SELECTED );
261 button.SetLeaveRequired( true );
262 button.SetScale(1.5f);
263 button.PressedSignal().Connect( this, &PageTurnController::OnButtonClicked );
264 stage.Add( mButtonLayer );
265 mButtonLayer.Add(button);
267 Vector2 bookSize( stageSize.x > stageSize.y ? stageSize.y : stageSize.x,
268 stageSize.x > stageSize.y ? stageSize.x : stageSize.y );
270 mPageTurnPortraitView = PageTurnPortraitView::New( mPortraitPageFactory, bookSize );
271 mPageTurnPortraitView.SetParentOrigin( ParentOrigin::CENTER );
272 mPageTurnPortraitView.SetAnchorPoint( AnchorPoint::CENTER );
273 mPageTurnPortraitView.SetProperty( PageTurnView::Property::SPINE_SHADOW, Vector2(70.f, 30.f) );
274 mPageTurnPortraitView.PageTurnStartedSignal().Connect( this, &PageTurnController::OnPageStartedTurn );
275 mPageTurnPortraitView.PageTurnFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedTurn );
276 mPageTurnPortraitView.PagePanStartedSignal().Connect( this, &PageTurnController::OnPageStartedPan );
277 mPageTurnPortraitView.PagePanFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedPan );
279 mPageTurnLandscapeView = PageTurnLandscapeView::New( mLandscapePageFactory, Vector2(bookSize.y*0.5f, bookSize.x) );
280 mPageTurnLandscapeView.SetParentOrigin( ParentOrigin::CENTER );
281 mPageTurnLandscapeView.SetAnchorPoint( AnchorPoint::CENTER );
282 mPageTurnLandscapeView.PageTurnStartedSignal().Connect( this, &PageTurnController::OnPageStartedTurn );
283 mPageTurnLandscapeView.PageTurnFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedTurn );
284 mPageTurnLandscapeView.PagePanStartedSignal().Connect( this, &PageTurnController::OnPageStartedPan );
285 mPageTurnLandscapeView.PagePanFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedPan );
287 if( stageSize.x > stageSize.y )
289 stage.Add(mPageTurnLandscapeView);
290 mPageTurnPortraitView.SetOrientation(Degree(90.f), Vector3::ZAXIS);
295 stage.Add(mPageTurnPortraitView);
296 mPageTurnLandscapeView.SetOrientation(Degree(90.f), Vector3::ZAXIS);
300 mButtonLayer.RaiseToTop();
303 bool PageTurnController::OnButtonClicked(Toolkit::Button button)
307 mPageTurnPortraitView.Unparent();
308 Stage::GetCurrent().Add( mPageTurnLandscapeView );
309 int pageId = mPageTurnPortraitView.GetProperty( PageTurnView::Property::CURRENT_PAGE_ID ).Get<int>();
310 int currentPage = ceil( static_cast<float>(pageId) / PAGE_NUMBER_CORRESPONDING_RATIO );
311 mPageTurnLandscapeView.SetProperty(PageTurnView::Property::CURRENT_PAGE_ID, currentPage );
315 mPageTurnLandscapeView.Unparent();
316 Stage::GetCurrent().Add( mPageTurnPortraitView );
317 int pageId = mPageTurnLandscapeView.GetProperty( PageTurnView::Property::CURRENT_PAGE_ID ).Get<int>();
318 int currentPage = floor(pageId * PAGE_NUMBER_CORRESPONDING_RATIO );
319 mPageTurnPortraitView.SetProperty(PageTurnView::Property::CURRENT_PAGE_ID, currentPage );
322 mIsPortrait = !mIsPortrait;
323 mButtonLayer.RaiseToTop();
328 * Main key event handler
330 void PageTurnController::OnKeyEvent(const KeyEvent& event)
332 if(event.state == KeyEvent::Down)
334 if( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
341 void PageTurnController::OnPageStartedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward )
343 std::cout<< ( ( pageTurnView == mPageTurnPortraitView ) ? " portrait: " : " Landscape: " )
344 << " page " << pageIndex
345 << ( isTurningForward ? " is starting to turn forward" : " is starting to turn backward" )
349 void PageTurnController::OnPageFinishedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward )
351 std::cout<< ( ( pageTurnView == mPageTurnPortraitView ) ? " portrait: " : " Landscape: " )
352 << " page " << pageIndex
353 << ( isTurningForward ? " has finished turning forward" : " has finished turning backward" )
357 void PageTurnController::OnPageStartedPan( PageTurnView pageTurnView )
359 std::cout<< "Starting to pan" << std::endl;
362 void PageTurnController::OnPageFinishedPan( PageTurnView pageTurnView )
364 std::cout<< "Finished panning" << std::endl;
367 // Entry point for applications
368 int DALI_EXPORT_API main( int argc, char **argv )
370 Application app = Application::New(&argc, &argv, DEMO_THEME_PATH);
371 PageTurnController test ( app );