pepper-dali/internal/object-impl.cpp

   1 /*
   2  * Copyright (c) 2016 Samsung Electronics Co., Ltd.
   3  *
   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
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  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.
  15  *
  16  */
  17
  18 // CLASS HEADER
  19 #include <pepper-dali/internal/object-impl.h>
  20
  21 // INTERNAL INCLUDES
  22 #include <pepper-dali/internal/shell-client-impl.h>
  23 #include <pepper-dali/internal/object-view-impl.h>
  24
  25 // EXTERNAL INCLUDES
  26 #include <dali/integration-api/debug.h>
  27 #include <dali/public-api/images/buffer-image.h>
  28 #include <dali/public-api/events/touch-event.h>
  29 #include <dali/public-api/adaptor-framework/native-image-source.h>
  30 #include <wayland-tbm-server.h>
  31
  32 namespace Dali
  33 {
  34
  35 namespace Pepper
  36 {
  37
  38 namespace Internal
  39 {
  40
  41 namespace
  42 {
  43
  44 #if defined(DEBUG_ENABLED)
  45 Integration::Log::Filter* gPepperObjectLogging  = Integration::Log::Filter::New( Debug::Verbose, false, "LOG_PEPPER_OBJECT" );
  46 #endif
  47
  48 } // unnamed namespace
  49
  50 ObjectPtr Object::New( pepper_surface_t* surface, Pepper::Input input )
  51 {
  52   ObjectPtr impl = new Object();
  53
  54   // Second-phase init of the implementation
  55   impl->Initialize( surface, input );
  56
  57   return impl;
  58 }
  59
  60 Object::Object()
  61 : mSurface( NULL ),
  62   mBuffer( NULL ),
  63   mPointer( NULL ),
  64   mKeyboard( NULL ),
  65   mTouch( NULL ),
  66   mShmBuffer( NULL ),
  67   mTbmSurface( 0 ),
  68   mSurfaceDestroyListener( NULL ),
  69   mBufferDestroyListener( NULL ),
  70   mWidth( 0 ),
  71   mHeight( 0 )
  72 {
  73 }
  74
  75 Object::~Object()
  76 {
  77   if( mBuffer )
  78   {
  79     pepper_buffer_unreference( mBuffer );
  80     pepper_event_listener_remove( mBufferDestroyListener );
  81   }
  82
  83   if( mSurfaceDestroyListener )
  84   {
  85     pepper_event_listener_remove( mSurfaceDestroyListener );
  86   }
  87 }
  88
  89 void Object::Initialize( pepper_surface_t* surface, Pepper::Input input )
  90 {
  91   mSurface = surface;
  92
  93   mPointer = input.GetPointer();
  94   mKeyboard = input.GetKeyboard();
  95   mTouch = input.GetTouch();
  96
  97   mSurfaceDestroyListener = pepper_object_add_event_listener( (pepper_object_t*)surface, PEPPER_EVENT_OBJECT_DESTROY, 0, Object::OnDestroySurface, this );
  98
  99   DALI_LOG_INFO( gPepperObjectLogging, Debug::Verbose, "Object::Initialize: success\n" );
 100 }
 101
 102 bool Object::AttchBuffer( int* width, int* height )
 103 {
 104   pepper_buffer_t* buffer;
 105   wl_resource* bufferResource;
 106   wl_shm_buffer* shmBuffer;
 107   tbm_surface_h tbmSurface;
 108   int bufWidth, bufHeight;
 109
 110   buffer = pepper_surface_get_buffer( mSurface );
 111   if( !buffer )
 112   {
 113     DALI_LOG_INFO( gPepperObjectLogging, Debug::General, "Object::AttchBuffer: pepper_surface_get_buffer is failed\n" );
 114     return false;
 115   }
 116
 117   if( mBuffer )
 118   {
 119     pepper_buffer_unreference( mBuffer );
 120     pepper_event_listener_remove( mBufferDestroyListener );
 121   }
 122
 123   pepper_buffer_reference( buffer );
 124
 125   mBuffer = buffer;
 126   mBufferDestroyListener = pepper_object_add_event_listener( (pepper_object_t*)buffer, PEPPER_EVENT_OBJECT_DESTROY, 0, Object::OnDestroyBuffer, this );
 127
 128   bufferResource = pepper_buffer_get_resource( buffer );
 129
 130   shmBuffer = wl_shm_buffer_get( bufferResource );
 131   if( shmBuffer )
 132   {
 133     bufWidth = wl_shm_buffer_get_width( shmBuffer );
 134     bufHeight = wl_shm_buffer_get_height( shmBuffer );
 135   }
 136   else
 137   {
 138     tbmSurface = wayland_tbm_server_get_surface( NULL, bufferResource );
 139     if( tbmSurface )
 140     {
 141       bufWidth = tbm_surface_get_width( tbmSurface );
 142       bufHeight = tbm_surface_get_height( tbmSurface );
 143     }
 144     else
 145     {
 146       DALI_LOG_INFO( gPepperObjectLogging, Debug::General, "Object::AttchBuffer: Failed to get buffer\n" );
 147       return false;
 148     }
 149   }
 150
 151   if( !mObjectView )
 152   {
 153     mObjectView = Pepper::ObjectView::New();
 154
 155     mObjectView.TouchedSignal().Connect( this, &Object::OnTouched );
 156
 157     // Set surface
 158     Pepper::GetImplementation( mObjectView ).SetSurface( mSurface );
 159
 160     // TODO: support multi touch, focus in/out, mouse in/out
 161
 162     // TODO: resize callback
 163
 164     Pepper::Object handle( this );
 165     mObjectViewAddedSignal.Emit( handle, mObjectView );
 166   }
 167
 168   if( shmBuffer != mShmBuffer )
 169   {
 170     // create a new image
 171     PixelBuffer* pixelBuffer = static_cast< PixelBuffer* >( wl_shm_buffer_get_data( shmBuffer ) );
 172     mBufferImage = BufferImage::New( pixelBuffer, bufWidth, bufHeight );
 173
 174     mObjectView.SetImage( mBufferImage );
 175
 176     mShmBuffer = shmBuffer;
 177   }
 178   else if ( tbmSurface != mTbmSurface )
 179   {
 180     NativeImageSourcePtr nativeImageSource = NativeImageSource::New( tbmSurface );
 181     mNativeImage = NativeImage::New( *nativeImageSource );
 182
 183     mObjectView.SetImage( mNativeImage );
 184
 185     mTbmSurface = tbmSurface;
 186   }
 187
 188   if( ( mWidth != bufWidth ) || ( mHeight != bufHeight ) )
 189   {
 190     mWidth = bufWidth;
 191     mHeight = bufHeight;
 192
 193     // resize actor
 194     mObjectView.SetSize( mWidth, mHeight );
 195   }
 196
 197   if( width )
 198   {
 199     *width = bufWidth;
 200   }
 201
 202   if( height )
 203   {
 204     *height = bufHeight;
 205   }
 206
 207   DALI_LOG_INFO( gPepperObjectLogging, Debug::Verbose, "Object::AttchBuffer: this = %p, width = %d, height = %d", this, bufWidth, bufHeight );
 208
 209   return true;
 210 }
 211
 212 Pepper::Object::ObjectSignalType& Object::ObjectViewAddedSignal()
 213 {
 214   return mObjectViewAddedSignal;
 215 }
 216
 217 Pepper::Object::ObjectSignalType& Object::ObjectViewDeletedSignal()
 218 {
 219   return mObjectViewDeletedSignal;
 220 }
 221
 222 bool Object::OnTouched( Actor actor, const TouchEvent& touchEvent )
 223 {
 224   const TouchPoint& point = touchEvent.GetPoint(0);
 225
 226   Pepper::Internal::ShellClientPtr shellClient = reinterpret_cast< Pepper::Internal::ShellClient* >( pepper_object_get_user_data( reinterpret_cast< pepper_object_t* >( mSurface ), pepper_surface_get_role( mSurface ) ) );
 227   if( !shellClient )
 228   {
 229     DALI_LOG_INFO( gPepperObjectLogging, Debug::General, "Object::OnTouched: shellClient is null. mSurface = %p\n", mSurface );
 230     return false;
 231   }
 232
 233   switch( point.state )
 234   {
 235     case TouchPoint::Down:
 236     {
 237       pepper_touch_add_point( mTouch, point.deviceId, point.local.x, point.local.y );
 238       pepper_touch_send_down( mTouch, shellClient->GetView(), touchEvent.time, point.deviceId, point.local.x, point.local.y );
 239
 240       DALI_LOG_INFO( gPepperObjectLogging, Debug::Verbose, "Object::OnTouched: Touch Down (%.2f, %.2f) device = %d surface = %p\n", point.local.x, point.local.y, point.deviceId, mSurface );
 241       return true;
 242     }
 243     case TouchPoint::Up:
 244     {
 245       pepper_touch_send_up( mTouch, shellClient->GetView(), touchEvent.time, point.deviceId );
 246       pepper_touch_remove_point( mTouch, point.deviceId );
 247
 248       DALI_LOG_INFO( gPepperObjectLogging, Debug::Verbose, "Object::OnTouched: Touch Up (%.2f, %.2f) surface = %p\n", point.local.x, point.local.y, mSurface );
 249       return true;
 250     }
 251     case TouchPoint::Motion:
 252     {
 253       pepper_touch_send_motion( mTouch, shellClient->GetView(), touchEvent.time, point.deviceId, point.local.x, point.local.y );
 254
 255 //      DALI_LOG_INFO( gPepperObjectLogging, Debug::Verbose, "Object::OnTouched: Touch Motion (%.2f, %.2f)\n", point.local.x, point.local.y );
 256       return true;
 257     }
 258     default:
 259     {
 260       return false;
 261     }
 262   }
 263
 264   return false;
 265 }
 266
 267 void Object::OnDestroySurface( pepper_event_listener_t* listener, pepper_object_t* pepperObject, uint32_t id, void* info, void* data )
 268 {
 269   Object* object = static_cast< Object* >( data );
 270
 271   Pepper::Object handle( object );
 272   object->mObjectViewDeletedSignal.Emit( handle, object->mObjectView );
 273
 274   object->mSurface = NULL;
 275
 276   if( object->mSurfaceDestroyListener )
 277   {
 278     pepper_event_listener_remove( object->mSurfaceDestroyListener );
 279   }
 280 }
 281
 282 void Object::OnDestroyBuffer( pepper_event_listener_t* listener, pepper_object_t* pepperObject, uint32_t id, void* info, void* data )
 283 {
 284   Object* object = static_cast< Object* >( data );
 285
 286   if( object->mBuffer )
 287   {
 288     pepper_buffer_unreference( object->mBuffer );
 289     pepper_event_listener_remove( object->mBufferDestroyListener );
 290   }
 291
 292   if( object->mShmBuffer )
 293   {
 294     void* shmData = wl_shm_buffer_get_data( object->mShmBuffer );
 295
 296     object->mBufferImage = BufferImage::New( object->mWidth, object->mHeight );
 297
 298     PixelBuffer* buffer = object->mBufferImage.GetBuffer();
 299     memcpy(buffer, shmData, object->mWidth * object->mHeight * 4);
 300
 301     object->mBufferImage.Update();
 302
 303     object->mObjectView.SetImage( object->mBufferImage );
 304   }
 305   else if( object->mTbmSurface )
 306   {
 307   }
 308 }
 309
 310 } // namespace Internal
 311
 312 } // namespace Pepper
 313
 314 } // namespace Dali