dali/public-api/images/frame-buffer-image.cpp

   1 /*
   2  * Copyright (c) 2014 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 <dali/public-api/images/frame-buffer-image.h>
  20
  21 // INTERNAL INCLUDES
  22 #include <dali/public-api/common/dali-common.h>
  23 #include <dali/public-api/common/stage.h>
  24 #include <dali/public-api/math/vector2.h>
  25 #include <dali/internal/event/images/frame-buffer-image-impl.h>
  26
  27 namespace Dali
  28 {
  29
  30 FrameBufferImage::FrameBufferImage()
  31 {
  32 }
  33
  34 FrameBufferImage::FrameBufferImage(Internal::FrameBufferImage* internal)
  35   : Image(internal)
  36 {
  37 }
  38
  39 FrameBufferImage::~FrameBufferImage()
  40 {
  41 }
  42
  43 FrameBufferImage::FrameBufferImage(const FrameBufferImage& handle)
  44 : Image(handle)
  45 {
  46 }
  47
  48 FrameBufferImage& FrameBufferImage::operator=(const FrameBufferImage& rhs)
  49 {
  50   BaseHandle::operator=(rhs);
  51   return *this;
  52 }
  53
  54 FrameBufferImage& FrameBufferImage::operator=(BaseHandle::NullType* rhs)
  55 {
  56   DALI_ASSERT_ALWAYS( (rhs == NULL) && "Can only assign NULL pointer to handle");
  57   Reset();
  58   return *this;
  59 }
  60
  61 FrameBufferImage FrameBufferImage::New(unsigned int width, unsigned int height, Pixel::Format pixelformat)
  62 {
  63   Dali::Vector2 stageSize = Stage::GetCurrent().GetSize();
  64   Internal::FrameBufferImagePtr internal = Internal::FrameBufferImage::New(
  65     (0 == width) ? stageSize.width : width,
  66     (0 == height) ? stageSize.height : height,
  67     pixelformat,
  68     Dali::Image::Never);
  69
  70   return FrameBufferImage(internal.Get());
  71 }
  72
  73 FrameBufferImage FrameBufferImage::New(unsigned int width, unsigned int height, Pixel::Format pixelformat, ReleasePolicy releasePolicy)
  74 {
  75   Dali::Vector2 stageSize = Stage::GetCurrent().GetSize();
  76   Internal::FrameBufferImagePtr internal = Internal::FrameBufferImage::New(
  77     (0 == width) ? stageSize.width : width,
  78     (0 == height) ? stageSize.height : height,
  79     pixelformat,
  80     releasePolicy);
  81
  82   return FrameBufferImage(internal.Get());
  83 }
  84
  85 FrameBufferImage FrameBufferImage::New( NativeImage& image, ReleasePolicy releasePolicy )
  86 {
  87   Internal::FrameBufferImagePtr internal = Internal::FrameBufferImage::New( image, releasePolicy );
  88   return FrameBufferImage(internal.Get());
  89 }
  90
  91 FrameBufferImage FrameBufferImage::New( NativeImage& image )
  92 {
  93   Internal::FrameBufferImagePtr internal = Internal::FrameBufferImage::New( image );
  94   return FrameBufferImage(internal.Get());
  95 }
  96
  97 FrameBufferImage FrameBufferImage::DownCast( BaseHandle handle )
  98 {
  99   return FrameBufferImage( dynamic_cast<Dali::Internal::FrameBufferImage*>(handle.GetObjectPtr()) );
 100 }
 101
 102 } // namespace Dali