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 = NULL;
 107   tbm_surface_h tbmSurface = NULL;
 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   if( !mObjectView )
 129   {
 130     mObjectView = Pepper::ObjectView::New();
 131
 132     // Set surface and input modules
 133     Pepper::GetImplementation( mObjectView ).SetSurface( mSurface );
 134     Pepper::GetImplementation( mObjectView ).SetInput( mPointer, mKeyboard, mTouch );
 135
 136     Pepper::Object handle( this );
 137     mObjectViewAddedSignal.Emit( handle, mObjectView );
 138   }
 139
 140   bufferResource = pepper_buffer_get_resource( buffer );
 141
 142   shmBuffer = wl_shm_buffer_get( bufferResource );
 143   if( shmBuffer )
 144   {
 145     bufWidth = wl_shm_buffer_get_width( shmBuffer );
 146     bufHeight = wl_shm_buffer_get_height( shmBuffer );
 147
 148     if( shmBuffer != mShmBuffer )
 149     {
 150       // create a new image
 151       PixelBuffer* pixelBuffer = static_cast< PixelBuffer* >( wl_shm_buffer_get_data( shmBuffer ) );
 152       mBufferImage = BufferImage::New( pixelBuffer, bufWidth, bufHeight );
 153
 154       mObjectView.SetImage( mBufferImage );
 155
 156       mShmBuffer = shmBuffer;
 157     }
 158   }
 159   else
 160   {
 161     tbmSurface = wayland_tbm_server_get_surface( NULL, bufferResource );
 162     if( tbmSurface )
 163     {
 164       bufWidth = tbm_surface_get_width( tbmSurface );
 165       bufHeight = tbm_surface_get_height( tbmSurface );
 166
 167       if ( tbmSurface != mTbmSurface )
 168       {
 169         // create a new image
 170         NativeImageSourcePtr nativeImageSource = NativeImageSource::New( tbmSurface );
 171         mNativeImage = NativeImage::New( *nativeImageSource );
 172
 173         mObjectView.SetImage( mNativeImage );
 174
 175         mTbmSurface = tbmSurface;
 176       }
 177     }
 178     else
 179     {
 180       DALI_LOG_INFO( gPepperObjectLogging, Debug::General, "Object::AttchBuffer: Failed to get buffer\n" );
 181       return false;
 182     }
 183   }
 184
 185   if( ( mWidth != bufWidth ) || ( mHeight != bufHeight ) )
 186   {
 187     mWidth = bufWidth;
 188     mHeight = bufHeight;
 189
 190     // resize actor
 191     mObjectView.SetSize( mWidth, mHeight );
 192   }
 193
 194   if( width )
 195   {
 196     *width = bufWidth;
 197   }
 198
 199   if( height )
 200   {
 201     *height = bufHeight;
 202   }
 203
 204   DALI_LOG_INFO( gPepperObjectLogging, Debug::Verbose, "Object::AttchBuffer: this = %p, width = %d, height = %d", this, bufWidth, bufHeight );
 205
 206   return true;
 207 }
 208
 209 Pepper::Object::ObjectSignalType& Object::ObjectViewAddedSignal()
 210 {
 211   return mObjectViewAddedSignal;
 212 }
 213
 214 Pepper::Object::ObjectSignalType& Object::ObjectViewDeletedSignal()
 215 {
 216   return mObjectViewDeletedSignal;
 217 }
 218
 219 void Object::OnDestroySurface( pepper_event_listener_t* listener, pepper_object_t* pepperObject, uint32_t id, void* info, void* data )
 220 {
 221   Object* object = static_cast< Object* >( data );
 222
 223   Pepper::Object handle( object );
 224   object->mObjectViewDeletedSignal.Emit( handle, object->mObjectView );
 225
 226   object->mSurface = NULL;
 227   object->mTbmSurface = NULL;
 228
 229   if( object->mSurfaceDestroyListener )
 230   {
 231     pepper_event_listener_remove( object->mSurfaceDestroyListener );
 232   }
 233 }
 234
 235 void Object::OnDestroyBuffer( pepper_event_listener_t* listener, pepper_object_t* pepperObject, uint32_t id, void* info, void* data )
 236 {
 237   Object* object = static_cast< Object* >( data );
 238
 239   if( object->mBuffer )
 240   {
 241     pepper_buffer_unreference( object->mBuffer );
 242     pepper_event_listener_remove( object->mBufferDestroyListener );
 243   }
 244
 245 #if 0
 246   if( object->mShmBuffer )
 247   {
 248     void* shmData = wl_shm_buffer_get_data( object->mShmBuffer );
 249
 250     object->mBufferImage = BufferImage::New( object->mWidth, object->mHeight );
 251
 252     PixelBuffer* buffer = object->mBufferImage.GetBuffer();
 253     memcpy(buffer, shmData, object->mWidth * object->mHeight * 4);
 254
 255     object->mBufferImage.Update();
 256
 257     object->mObjectView.SetImage( object->mBufferImage );
 258   }
 259   else if( object->mTbmSurface )
 260   {
 261   }
 262 #endif
 263 }
 264
 265 } // namespace Internal
 266
 267 } // namespace Pepper
 268
 269 } // namespace Dali