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>
26 #include "shared/view.h"
29 using namespace Dali::Toolkit;
34 const char* const CHANGE_IMAGE_ICON(DALI_IMAGE_DIR "icon-change.png");
35 const char* const CHANGE_IMAGE_ICON_SELECTED( DALI_IMAGE_DIR "icon-change-selected.png" );
37 // The content amount of one page between portrait and landscape view are different
38 // set a ratio to modify the current page number when the rotation is changed
39 const float PAGE_NUMBER_CORRESPONDING_RATIO(1.25f);
41 const char* BOOK_COVER_PORTRAIT = ( DALI_IMAGE_DIR "book-portrait-cover.jpg" );
42 const char* BOOK_COVER_LANDSCAPE = ( DALI_IMAGE_DIR "book-landscape-cover.jpg" );
43 const char* BOOK_COVER_BACK_LANDSCAPE = ( DALI_IMAGE_DIR "book-landscape-cover-back.jpg" );
45 const char* PAGE_IMAGES_PORTRAIT[] =
47 DALI_IMAGE_DIR "book-portrait-p1.jpg",
48 DALI_IMAGE_DIR "book-portrait-p2.jpg",
49 DALI_IMAGE_DIR "book-portrait-p3.jpg",
50 DALI_IMAGE_DIR "book-portrait-p4.jpg",
51 DALI_IMAGE_DIR "book-portrait-p5.jpg"
53 const unsigned int NUMBER_OF_PORTRAIT_IMAGE( sizeof(PAGE_IMAGES_PORTRAIT) / sizeof(PAGE_IMAGES_PORTRAIT[0]) );
55 const char* PAGE_IMAGES_LANDSCAPE[] =
57 DALI_IMAGE_DIR "book-landscape-p1.jpg",
58 DALI_IMAGE_DIR "book-landscape-p2.jpg",
59 DALI_IMAGE_DIR "book-landscape-p3.jpg",
60 DALI_IMAGE_DIR "book-landscape-p4.jpg",
61 DALI_IMAGE_DIR "book-landscape-p5.jpg",
62 DALI_IMAGE_DIR "book-landscape-p6.jpg",
63 DALI_IMAGE_DIR "book-landscape-p7.jpg",
64 DALI_IMAGE_DIR "book-landscape-p8.jpg"
66 const unsigned int NUMBER_OF_LANDSCAPE_IMAGE( sizeof(PAGE_IMAGES_LANDSCAPE) / sizeof(PAGE_IMAGES_LANDSCAPE[0]) );
70 class PortraitPageFactory : public PageFactory
73 * Query the number of pages available from the factory.
74 * The maximum available page has an ID of GetNumberOfPages()-1.
76 virtual unsigned int GetNumberOfPages()
78 return 10*NUMBER_OF_PORTRAIT_IMAGE + 1;
81 * Create an image actor to represent a page.
82 * @param[in] pageId The ID of the page to create.
83 * @return An image actor, or an uninitialized pointer if the ID is out of range.
85 virtual Actor NewPage( unsigned int pageId )
91 page = ImageActor::New( ResourceImage::New( BOOK_COVER_PORTRAIT ) );
95 page = ImageActor::New( ResourceImage::New( PAGE_IMAGES_PORTRAIT[ (pageId-1) % NUMBER_OF_PORTRAIT_IMAGE ] ) );
102 class LandscapePageFactory : public PageFactory
105 * Query the number of pages available from the factory.
106 * The maximum available page has an ID of GetNumberOfPages()-1.
108 virtual unsigned int GetNumberOfPages()
110 return 10*NUMBER_OF_LANDSCAPE_IMAGE / 2 + 1;
113 * Create an image actor to represent a page.
114 * @param[in] pageId The ID of the page to create.
115 * @return An image actor, or an uninitialized pointer if the ID is out of range.
117 virtual Actor NewPage( unsigned int pageId )
119 ImageActor pageFront;
123 pageFront = ImageActor::New( ResourceImage::New( BOOK_COVER_LANDSCAPE ) );
124 pageBack = ImageActor::New( ResourceImage::New( BOOK_COVER_BACK_LANDSCAPE ) );
128 unsigned int imageId = (pageId-1)*2;
129 pageFront = ImageActor::New( ResourceImage::New( PAGE_IMAGES_LANDSCAPE[ imageId % NUMBER_OF_LANDSCAPE_IMAGE ] ) );
130 pageBack = ImageActor::New( ResourceImage::New( PAGE_IMAGES_LANDSCAPE[ (imageId+1) % NUMBER_OF_LANDSCAPE_IMAGE ] ) );
132 pageFront.Add(pageBack);
139 * This example shows how to use the page turn UI control to implement the page-turn demo
140 * The effect follows the pan gesture to animate the page
141 * Pan the image inwards, the page will bent,
142 * Depends on the distance of the panning, the image might turn over or slide back
143 * Also, in portrait view, the pan gesture outwards from position near the spine could turn the previous page back
144 * Allows to turn multiple pages one by one quickly towards the same direction, multiple animations are launched in this case
146 class PageTurnController : public ConnectionTracker
149 PageTurnController( Application &app );
150 ~PageTurnController();
152 //This method gets called once the main loop of application is up and running
153 void OnInit( Application& app );
158 * This method gets called when the button is clicked, switch between portrait and landscape views
160 bool OnButtonClicked(Toolkit::Button button);
163 * Main key event handler
165 void OnKeyEvent(const KeyEvent& event);
168 * Callback function of page turned signal
169 * @param[in] pageTurnView The handle of the PageTurnPortraitView or PageTurnLandscapeView
170 * @param[in] pageIndex The index of the page turned over
171 * @param[in] isTurningForward The turning direction, forwards or backwards
173 void OnPageStartedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward );
176 * Callback function of page turned signal
177 * @param[in] pageTurnView The handle of the PageTurnPortraitView or PageTurnLandscapeView
178 * @param[in] pageIndex The index of the page turned over
179 * @param[in] isTurningForward The turning direction, forwards or backwards
181 void OnPageFinishedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward );
184 * Callback function of page started pan signal
186 * @param[in] pageTurnView The calling page turn view
188 void OnPageStartedPan( PageTurnView pageTurnView );
191 * Callback function of page finished pan signal
193 * @param[in] pageTurnView The calling page turn view
195 void OnPageFinishedPan( PageTurnView pageTurnView );
199 Application& mApplication;
202 PageTurnView mPageTurnPortraitView;
203 PageTurnView mPageTurnLandscapeView;
204 PortraitPageFactory mPortraitPageFactory;
205 LandscapePageFactory mLandscapePageFactory;
210 PageTurnController::PageTurnController( Application &app )
211 :mApplication( app ),
214 // Connect to the Application's Init signal
215 app.InitSignal().Connect( this, &PageTurnController::OnInit );
218 PageTurnController::~PageTurnController()
223 void PageTurnController::OnInit( Application& app )
225 // The Init signal is received once ( only ) during the Application lifetime
227 Stage::GetCurrent().KeyEventSignal().Connect(this, &PageTurnController::OnKeyEvent);
229 Stage stage = Stage::GetCurrent();
230 Vector2 stageSize = stage.GetSize();
232 mButtonLayer = Layer::New();
233 mButtonLayer.SetAnchorPoint( Dali::AnchorPoint::CENTER );
234 mButtonLayer.SetParentOrigin( Dali::ParentOrigin::CENTER );
235 mButtonLayer.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
236 Toolkit::PushButton button = Toolkit::PushButton::New();
237 button.SetAnchorPoint( AnchorPoint::TOP_RIGHT );
238 button.SetParentOrigin( ParentOrigin::TOP_RIGHT );
239 button.SetUnselectedImage( CHANGE_IMAGE_ICON );
240 button.SetSelectedImage( CHANGE_IMAGE_ICON_SELECTED );
241 button.SetLeaveRequired( true );
242 button.SetScale(1.5f);
243 button.PressedSignal().Connect( this, &PageTurnController::OnButtonClicked );
244 stage.Add( mButtonLayer );
245 mButtonLayer.Add(button);
247 Vector2 bookSize( stageSize.x > stageSize.y ? stageSize.y : stageSize.x,
248 stageSize.x > stageSize.y ? stageSize.x : stageSize.y );
250 mPageTurnPortraitView = PageTurnPortraitView::New( mPortraitPageFactory, bookSize );
251 mPageTurnPortraitView.SetParentOrigin( ParentOrigin::CENTER );
252 mPageTurnPortraitView.SetAnchorPoint( AnchorPoint::CENTER );
253 mPageTurnPortraitView.SetProperty( PageTurnView::Property::SPINE_SHADOW, Vector2(70.f, 30.f) );
254 mPageTurnPortraitView.PageTurnStartedSignal().Connect( this, &PageTurnController::OnPageStartedTurn );
255 mPageTurnPortraitView.PageTurnFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedTurn );
256 mPageTurnPortraitView.PagePanStartedSignal().Connect( this, &PageTurnController::OnPageStartedPan );
257 mPageTurnPortraitView.PagePanFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedPan );
259 mPageTurnLandscapeView = PageTurnLandscapeView::New( mLandscapePageFactory, Vector2(bookSize.y*0.5f, bookSize.x) );
260 mPageTurnLandscapeView.SetParentOrigin( ParentOrigin::CENTER );
261 mPageTurnLandscapeView.SetAnchorPoint( AnchorPoint::CENTER );
262 mPageTurnLandscapeView.PageTurnStartedSignal().Connect( this, &PageTurnController::OnPageStartedTurn );
263 mPageTurnLandscapeView.PageTurnFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedTurn );
264 mPageTurnLandscapeView.PagePanStartedSignal().Connect( this, &PageTurnController::OnPageStartedPan );
265 mPageTurnLandscapeView.PagePanFinishedSignal().Connect( this, &PageTurnController::OnPageFinishedPan );
267 if( stageSize.x > stageSize.y )
269 stage.Add(mPageTurnLandscapeView);
270 mPageTurnPortraitView.SetOrientation(Degree(90.f), Vector3::ZAXIS);
275 stage.Add(mPageTurnPortraitView);
276 mPageTurnLandscapeView.SetOrientation(Degree(90.f), Vector3::ZAXIS);
280 mButtonLayer.RaiseToTop();
283 bool PageTurnController::OnButtonClicked(Toolkit::Button button)
287 mPageTurnPortraitView.Unparent();
288 Stage::GetCurrent().Add( mPageTurnLandscapeView );
289 int pageId = mPageTurnPortraitView.GetProperty( PageTurnView::Property::CURRENT_PAGE_ID ).Get<int>();
290 int currentPage = ceil( static_cast<float>(pageId) / PAGE_NUMBER_CORRESPONDING_RATIO );
291 mPageTurnLandscapeView.SetProperty(PageTurnView::Property::CURRENT_PAGE_ID, currentPage );
295 mPageTurnLandscapeView.Unparent();
296 Stage::GetCurrent().Add( mPageTurnPortraitView );
297 int pageId = mPageTurnLandscapeView.GetProperty( PageTurnView::Property::CURRENT_PAGE_ID ).Get<int>();
298 int currentPage = floor(pageId * PAGE_NUMBER_CORRESPONDING_RATIO );
299 mPageTurnPortraitView.SetProperty(PageTurnView::Property::CURRENT_PAGE_ID, currentPage );
302 mIsPortrait = !mIsPortrait;
303 mButtonLayer.RaiseToTop();
308 * Main key event handler
310 void PageTurnController::OnKeyEvent(const KeyEvent& event)
312 if(event.state == KeyEvent::Down)
314 if( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
321 void PageTurnController::OnPageStartedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward )
323 std::cout<< ( ( pageTurnView == mPageTurnPortraitView ) ? " portrait: " : " Landscape: " )
324 << " page " << pageIndex
325 << ( isTurningForward ? " is starting to turn forward" : " is starting to turn backward" )
329 void PageTurnController::OnPageFinishedTurn( PageTurnView pageTurnView, unsigned int pageIndex, bool isTurningForward )
331 std::cout<< ( ( pageTurnView == mPageTurnPortraitView ) ? " portrait: " : " Landscape: " )
332 << " page " << pageIndex
333 << ( isTurningForward ? " has finished turning forward" : " has finished turning backward" )
337 void PageTurnController::OnPageStartedPan( PageTurnView pageTurnView )
339 std::cout<< "Starting to pan" << std::endl;
342 void PageTurnController::OnPageFinishedPan( PageTurnView pageTurnView )
344 std::cout<< "Finished panning" << std::endl;
347 // Entry point for applications
348 int main( int argc, char **argv )
350 Application app = Application::New(&argc, &argv, DALI_DEMO_THEME_PATH);
351 PageTurnController test ( app );