LayerManagerCommands/src/LayerSetDestinationRectangleCommand.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 "LayerSetDestinationRectangleCommand.h"
  20 #include "ICommandExecutor.h"
  21 #include "GraphicalSurface.h"
  22 #include "Scene.h"
  23 #include <sstream>
  24
  25 ExecutionResult LayerSetDestinationRectangleCommand::execute(ICommandExecutor* executor)
  26 {
  27     Scene& scene = *(executor->getScene());
  28
  29     ExecutionResult result = ExecutionFailed;
  30
  31     Layer* layer = scene.getLayer(m_id);
  32
  33     if (layer)
  34     {
  35         const Rectangle rectangle(m_x, m_y, m_width, m_height);
  36         if (layer->setDestinationRegion(rectangle))
  37         {
  38             result = ExecutionSuccessRedraw;
  39             executor->addClientNotification(layer, ILM_NOTIFICATION_DEST_RECT);
  40         }
  41         else
  42         {
  43             result = ExecutionSuccess;
  44         }
  45
  46         layer->applySurfaceTransform();
  47     }
  48
  49     return result;
  50 }
  51
  52 const std::string LayerSetDestinationRectangleCommand::getString()
  53 {
  54     std::stringstream description;
  55     description << "LayerSetDestinationRectangleCommand("
  56                 << "id=" << m_id << "(0x" << std::hex << m_id << ")" << std::dec
  57                 << ", x=" << m_x
  58                 << ", y=" << m_y
  59                 << ", width=" << m_width
  60                 << ", height=" << m_height
  61                 << ")";
  62     return description.str();
  63 }