LayerManagerCommands/src/SurfaceSetSourceRectangleCommand.cpp

   1 /***************************************************************************
   2 *
   3 * Copyright 2010,2011 BMW Car IT GmbH
   4 *
   5 *
   6 * Licensed under the Apache License, Version 2.0 (the "License");
   7 * you may not use this file except in compliance with the License.
   8 * You may obtain a copy of the License at
   9 *
  10 *        http://www.apache.org/licenses/LICENSE-2.0
  11 *
  12 * Unless required by applicable law or agreed to in writing, software
  13 * distributed under the License is distributed on an "AS IS" BASIS,
  14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15 * See the License for the specific language governing permissions and
  16 * limitations under the License.
  17 *
  18 ****************************************************************************/
  19 #include "SurfaceSetSourceRectangleCommand.h"
  20 #include "ICommandExecutor.h"
  21 #include "Scene.h"
  22 #include "Log.h"
  23
  24 ExecutionResult SurfaceSetSourceRectangleCommand::execute(ICommandExecutor* executor)
  25 {
  26     Scene& scene = *(executor->getScene());
  27
  28     ExecutionResult result = ExecutionFailed;
  29
  30     Surface* surface = scene.getSurface(m_id);
  31     if (surface)
  32     {
  33         unsigned int layerid = surface->getContainingLayerId();
  34         const Rectangle rectangle(m_x, m_y, m_width, m_height);
  35         if (surface->setSourceRegion(rectangle))
  36         {
  37             executor->addClientNotification(surface, ILM_NOTIFICATION_SOURCE_RECT);
  38             result = ExecutionSuccessRedraw;
  39         }
  40         else
  41         {
  42             result = ExecutionSuccess;
  43         }
  44         if ( layerid != Surface::INVALID_ID )
  45         {
  46             surface->calculateTargetDestination(scene.getLayer(layerid)->getSourceRegion(),scene.getLayer(layerid)->getDestinationRegion());
  47         }
  48     }
  49
  50     return result;
  51 }
  52
  53 const std::string SurfaceSetSourceRectangleCommand::getString()
  54 {
  55     std::stringstream description;
  56     description << "SurfaceSetSourceRectangleCommand("
  57                 << "id=" << m_id << "(0x" << std::hex << m_id << ")" << std::dec
  58                 << ", x=" << m_x
  59                 << ", y=" << m_y
  60                 << ", width=" << m_width
  61                 << ", height=" << m_height
  62                 << ")";
  63     return description.str();
  64 }