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