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/image-atlas/image-atlas.h>
21 #include <dali/devel-api/images/atlas.h>
28 #include "shared/view.h"
29 #include "shared/utility.h"
32 using namespace Dali::Toolkit;
37 const char* const CHANGE_IMAGE_ICON(DEMO_IMAGE_DIR "icon-change.png");
38 const char* const CHANGE_IMAGE_ICON_SELECTED( DEMO_IMAGE_DIR "icon-change-selected.png" );
40 // The content amount of one page between portrait and landscape view are different
41 // set a ratio to modify the current page number when the rotation is changed
42 const float PAGE_NUMBER_CORRESPONDING_RATIO(1.25f);
44 const char* BOOK_COVER_PORTRAIT( DEMO_IMAGE_DIR "book-portrait-cover.jpg" );
45 const char* BOOK_COVER_LANDSCAPE( DEMO_IMAGE_DIR "book-landscape-cover.jpg" );
46 const char* BOOK_COVER_BACK_LANDSCAPE( DEMO_IMAGE_DIR "book-landscape-cover-back.jpg" );
48 const char* PAGE_IMAGES_PORTRAIT[] =
50 DEMO_IMAGE_DIR "book-portrait-p1.jpg",
51 DEMO_IMAGE_DIR "book-portrait-p2.jpg",
52 DEMO_IMAGE_DIR "book-portrait-p3.jpg",
53 DEMO_IMAGE_DIR "book-portrait-p4.jpg",
54 DEMO_IMAGE_DIR "book-portrait-p5.jpg"
56 const unsigned int NUMBER_OF_PORTRAIT_IMAGE( sizeof(PAGE_IMAGES_PORTRAIT) / sizeof(PAGE_IMAGES_PORTRAIT[0]) );
58 const char* PAGE_IMAGES_LANDSCAPE[] =
60 DEMO_IMAGE_DIR "book-landscape-p1.jpg",
61 DEMO_IMAGE_DIR "book-landscape-p2.jpg",
62 DEMO_IMAGE_DIR "book-landscape-p3.jpg",
63 DEMO_IMAGE_DIR "book-landscape-p4.jpg",
64 DEMO_IMAGE_DIR "book-landscape-p5.jpg",
65 DEMO_IMAGE_DIR "book-landscape-p6.jpg",
66 DEMO_IMAGE_DIR "book-landscape-p7.jpg",
67 DEMO_IMAGE_DIR "book-landscape-p8.jpg"
69 const unsigned int NUMBER_OF_LANDSCAPE_IMAGE( sizeof(PAGE_IMAGES_LANDSCAPE) / sizeof(PAGE_IMAGES_LANDSCAPE[0]) );
71 Atlas LoadImages( const char*imagePath1, const char* imagePath2 )
73 PixelData pixelData1 = DemoHelper::LoadPixelData( imagePath1, ImageDimensions(), FittingMode::DEFAULT, SamplingMode::DEFAULT );
74 PixelData pixelData2 = DemoHelper::LoadPixelData( imagePath2, ImageDimensions(), FittingMode::DEFAULT, SamplingMode::DEFAULT );
76 unsigned int width = pixelData1.GetWidth()+pixelData2.GetWidth();
77 unsigned int height = pixelData1.GetHeight() > pixelData2.GetHeight() ? pixelData1.GetHeight() : pixelData2.GetHeight();
79 Atlas image = Atlas::New( width, height );
80 image.Upload( pixelData1, 0u, 0u );
81 image.Upload( pixelData2, pixelData1.GetWidth(), 0u );
88 class PortraitPageFactory : public PageFactory
91 * Query the number of pages available from the factory.
92 * The maximum available page has an ID of GetNumberOfPages()-1.
94 virtual unsigned int GetNumberOfPages()
96 return 10*NUMBER_OF_PORTRAIT_IMAGE + 1;
99 * Create an image to represent a page.
100 * @param[in] pageId The ID of the page to create.
101 * @return An image, or an uninitialized pointer if the ID is out of range.
103 virtual Image NewPage( unsigned int pageId )
109 page = DemoHelper::LoadImage( BOOK_COVER_PORTRAIT );
113 page = DemoHelper::LoadImage( PAGE_IMAGES_PORTRAIT[ (pageId-1) % NUMBER_OF_PORTRAIT_IMAGE ] );
120 class LandscapePageFactory : public PageFactory
124 * Query the number of pages available from the factory.
125 * The maximum available page has an ID of GetNumberOfPages()-1.
127 virtual unsigned int GetNumberOfPages()
129 return 10*NUMBER_OF_LANDSCAPE_IMAGE / 2 + 1;
132 * Create an image to represent a page.
133 * @param[in] pageId The ID of the page to create.
134 * @return An image, or an uninitialized pointer if the ID is out of range.
136 virtual Image NewPage( unsigned int pageId )
142 page = LoadImages( BOOK_COVER_LANDSCAPE, BOOK_COVER_BACK_LANDSCAPE );
146 unsigned int imageId = (pageId-1)*2;
147 page = LoadImages( PAGE_IMAGES_LANDSCAPE[ imageId % NUMBER_OF_LANDSCAPE_IMAGE ], PAGE_IMAGES_LANDSCAPE[ (imageId+1) % NUMBER_OF_LANDSCAPE_IMAGE ] );
155 * This example shows how to use the page turn UI control to implement the page-turn demo
156 * The effect follows the pan gesture to animate the page
157 * Pan the image inwards, the page will bent,
158 * Depends on the distance of the panning, the image might turn over or slide back
159 * Also, in portrait view, the pan gesture outwards from position near the spine could turn the previous page back
160 * Allows to turn multiple pages one by one quickly towards the same direction, multiple animations are launched in this case
162 class PageTurnController : public ConnectionTracker
165 PageTurnController( Application &app );
166 ~PageTurnController();
168 //This method gets called once the main loop of application is up and running
169 void OnInit( Application& app );
174 * This method gets called when the button is clicked, switch between portrait and landscape views
176 bool OnButtonClicked(Toolkit::Button button);
179 * Main key event handler
181 void OnKeyEvent(const KeyEvent& event);
184 * Callback function of page turned signal
185 * @param[in] pageTurnView The handle of the PageTurnPortraitView or PageTurnLandscapeView
186 * @param[in] pageIndex The index of the page turned over
187 * @param[in] isTurningForward The turning direction, forwards or backwards
189 void OnPageStartedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward );
192 * Callback function of page turned signal
193 * @param[in] pageTurnView The handle of the PageTurnPortraitView or PageTurnLandscapeView
194 * @param[in] pageIndex The index of the page turned over
195 * @param[in] isTurningForward The turning direction, forwards or backwards
197 void OnPageFinishedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward );
200 * Callback function of page started pan signal
202 * @param[in] pageTurnView The calling page turn view
204 void OnPageStartedPan( PageTurnView pageTurnView );
207 * Callback function of page finished pan signal
209 * @param[in] pageTurnView The calling page turn view
211 void OnPageFinishedPan( PageTurnView pageTurnView );
215 Application& mApplication;
218 PageTurnView mPageTurnPortraitView;
219 PageTurnView mPageTurnLandscapeView;
220 PortraitPageFactory mPortraitPageFactory;
221 LandscapePageFactory mLandscapePageFactory;
226 PageTurnController::PageTurnController( Application &app )
227 :mApplication( app ),
230 // Connect to the Application's Init signal
231 app.InitSignal().Connect( this, &PageTurnController::OnInit );
234 PageTurnController::~PageTurnController()
239 void PageTurnController::OnInit( Application& app )
241 // The Init signal is received once ( only ) during the Application lifetime
243 Stage::GetCurrent().KeyEventSignal().Connect(this, &PageTurnController::OnKeyEvent);
245 // Hide the indicator bar
246 app.GetWindow().ShowIndicator( Dali::Window::INVISIBLE );
248 Stage stage = Stage::GetCurrent();
249 Vector2 stageSize = stage.GetSize();
251 mButtonLayer = Layer::New();
252 mButtonLayer.SetAnchorPoint( Dali::AnchorPoint::CENTER );
253 mButtonLayer.SetParentOrigin( Dali::ParentOrigin::CENTER );
254 mButtonLayer.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
255 Toolkit::PushButton button = Toolkit::PushButton::New();
256 button.SetAnchorPoint( AnchorPoint::TOP_RIGHT );
257 button.SetParentOrigin( ParentOrigin::TOP_RIGHT );
258 button.SetUnselectedImage( CHANGE_IMAGE_ICON );
259 button.SetSelectedImage( CHANGE_IMAGE_ICON_SELECTED );
260 button.SetLeaveRequired( true );
261 button.SetScale(1.5f);
262 button.PressedSignal().Connect( this, &PageTurnController::OnButtonClicked );
263 stage.Add( mButtonLayer );
264 mButtonLayer.Add(button);
266 Vector2 bookSize( stageSize.x > stageSize.y ? stageSize.y : stageSize.x,
267 stageSize.x > stageSize.y ? stageSize.x : stageSize.y );
269 mPageTurnPortraitView = PageTurnPortraitView::New( mPortraitPageFactory, bookSize );
270 mPageTurnPortraitView.SetParentOrigin( ParentOrigin::CENTER );
271 mPageTurnPortraitView.SetAnchorPoint( AnchorPoint::CENTER );
272 mPageTurnPortraitView.SetProperty( PageTurnView::Property::SPINE_SHADOW, Vector2(70.f, 30.f) );
273 mPageTurnPortraitView.PageTurnStartedSignal().Connect( this, &PageTurnController::OnPageStartedTurn );
274 mPageTurnPortraitView.PageTurnFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedTurn );
275 mPageTurnPortraitView.PagePanStartedSignal().Connect( this, &PageTurnController::OnPageStartedPan );
276 mPageTurnPortraitView.PagePanFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedPan );
278 mPageTurnLandscapeView = PageTurnLandscapeView::New( mLandscapePageFactory, Vector2(bookSize.y*0.5f, bookSize.x) );
279 mPageTurnLandscapeView.SetParentOrigin( ParentOrigin::CENTER );
280 mPageTurnLandscapeView.SetAnchorPoint( AnchorPoint::CENTER );
281 mPageTurnLandscapeView.PageTurnStartedSignal().Connect( this, &PageTurnController::OnPageStartedTurn );
282 mPageTurnLandscapeView.PageTurnFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedTurn );
283 mPageTurnLandscapeView.PagePanStartedSignal().Connect( this, &PageTurnController::OnPageStartedPan );
284 mPageTurnLandscapeView.PagePanFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedPan );
286 if( stageSize.x > stageSize.y )
288 stage.Add(mPageTurnLandscapeView);
289 mPageTurnPortraitView.SetOrientation(Degree(90.f), Vector3::ZAXIS);
294 stage.Add(mPageTurnPortraitView);
295 mPageTurnLandscapeView.SetOrientation(Degree(90.f), Vector3::ZAXIS);
299 mButtonLayer.RaiseToTop();
302 bool PageTurnController::OnButtonClicked(Toolkit::Button button)
306 mPageTurnPortraitView.Unparent();
307 Stage::GetCurrent().Add( mPageTurnLandscapeView );
308 int pageId = mPageTurnPortraitView.GetProperty( PageTurnView::Property::CURRENT_PAGE_ID ).Get<int>();
309 int currentPage = ceil( static_cast<float>(pageId) / PAGE_NUMBER_CORRESPONDING_RATIO );
310 mPageTurnLandscapeView.SetProperty(PageTurnView::Property::CURRENT_PAGE_ID, currentPage );
314 mPageTurnLandscapeView.Unparent();
315 Stage::GetCurrent().Add( mPageTurnPortraitView );
316 int pageId = mPageTurnLandscapeView.GetProperty( PageTurnView::Property::CURRENT_PAGE_ID ).Get<int>();
317 int currentPage = floor(pageId * PAGE_NUMBER_CORRESPONDING_RATIO );
318 mPageTurnPortraitView.SetProperty(PageTurnView::Property::CURRENT_PAGE_ID, currentPage );
321 mIsPortrait = !mIsPortrait;
322 mButtonLayer.RaiseToTop();
327 * Main key event handler
329 void PageTurnController::OnKeyEvent(const KeyEvent& event)
331 if(event.state == KeyEvent::Down)
333 if( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
340 void PageTurnController::OnPageStartedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward )
342 std::cout<< ( ( pageTurnView == mPageTurnPortraitView ) ? " portrait: " : " Landscape: " )
343 << " page " << pageIndex
344 << ( isTurningForward ? " is starting to turn forward" : " is starting to turn backward" )
348 void PageTurnController::OnPageFinishedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward )
350 std::cout<< ( ( pageTurnView == mPageTurnPortraitView ) ? " portrait: " : " Landscape: " )
351 << " page " << pageIndex
352 << ( isTurningForward ? " has finished turning forward" : " has finished turning backward" )
356 void PageTurnController::OnPageStartedPan( PageTurnView pageTurnView )
358 std::cout<< "Starting to pan" << std::endl;
361 void PageTurnController::OnPageFinishedPan( PageTurnView pageTurnView )
363 std::cout<< "Finished panning" << std::endl;
366 // Entry point for applications
367 int DALI_EXPORT_API main( int argc, char **argv )
369 Application app = Application::New(&argc, &argv, DEMO_THEME_PATH);
370 PageTurnController test ( app );