kc3-lang/angle/util/OSWindow.cpp

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• Author : Corentin Wallez
  Date : 2015-05-21 18:02:02
  Hash : fb28d3c5
  Message : X11Window: handling of ConfigureNotify, work when reparented BUG=angleproject:892 Change-Id: Ib201a5fbf4fca39c90464ed76434dac5e5ded381 Reviewed-on: https://chromium-review.googlesource.com/272683 Reviewed-by: Geoff Lang <geofflang@chromium.org> Tested-by: Corentin Wallez <cwallez@chromium.org>

• util/OSWindow.cpp

• //
  // Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  
  #include "OSWindow.h"
  
  #include <iostream>
  
  #include "common/debug.h"
  
  #ifndef DEBUG_EVENTS
  #define DEBUG_EVENTS 0
  #endif
  
  #if DEBUG_EVENTS
  static const char *MouseButtonName(MouseButton button)
  {
      switch (button)
      {
        case MOUSEBUTTON_UNKNOWN:
          return "Unknown";
        case MOUSEBUTTON_LEFT:
          return "Left";
        case MOUSEBUTTON_RIGHT:
          return "Right";
        case MOUSEBUTTON_MIDDLE:
          return "Middle";
        case MOUSEBUTTON_BUTTON4:
          return "Button4";
        case MOUSEBUTTON_BUTTON5:
          return "Button5";
        default:
          UNREACHABLE();
          return nullptr;
      }
  }
  
  static void PrintEvent(const Event& event)
  {
      switch (event.Type)
      {
        case Event::EVENT_CLOSED:
          std::cout << "Event: Window Closed" << std::endl;
          break;
        case Event::EVENT_MOVED:
          std::cout << "Event: Window Moved (" << event.Move.X
                    << ", " << event.Move.Y << ")" << std::endl;
          break;
        case Event::EVENT_RESIZED:
          std::cout << "Event: Window Resized (" << event.Size.Width
                    << ", " << event.Size.Height << ")" << std::endl;
          break;
        case Event::EVENT_LOST_FOCUS:
          std::cout << "Event: Window Lost Focus" << std::endl;
          break;
        case Event::EVENT_GAINED_FOCUS:
          std::cout << "Event: Window Gained Focus" << std::endl;
          break;
        case Event::EVENT_TEXT_ENTERED:
          // TODO(cwallez) show the character
          std::cout << "Event: Text Entered" << std::endl;
          break;
        case Event::EVENT_KEY_PRESSED:
          // TODO(cwallez) show the key
          std::cout << "Event: Key Pressed" << std::endl;
          break;
        case Event::EVENT_KEY_RELEASED:
          // TODO(cwallez) show the key
          std::cout << "Event: Key Released" << std::endl;
          break;
        case Event::EVENT_MOUSE_WHEEL_MOVED:
          std::cout << "Event: Mouse Wheel (" << event.MouseWheel.Delta << ")" << std::endl;
          break;
        case Event::EVENT_MOUSE_BUTTON_PRESSED:
          std::cout << "Event: Mouse Button Pressed " << MouseButtonName(event.MouseButton.Button) <<
                    " at (" << event.MouseButton.X << ", " << event.MouseButton.Y << ")" << std::endl;
          break;
        case Event::EVENT_MOUSE_BUTTON_RELEASED:
          std::cout << "Event: Mouse Button Released " << MouseButtonName(event.MouseButton.Button) <<
                    " at (" << event.MouseButton.X << ", " << event.MouseButton.Y << ")" << std::endl;
          break;
        case Event::EVENT_MOUSE_MOVED:
          std::cout << "Event: Mouse Moved (" << event.MouseMove.X
                    << ", " << event.MouseMove.Y << ")" << std::endl;
          break;
        case Event::EVENT_MOUSE_ENTERED:
          std::cout << "Event: Mouse Entered Window" << std::endl;
          break;
        case Event::EVENT_MOUSE_LEFT:
          std::cout << "Event: Mouse Left Window" << std::endl;
          break;
        case Event::EVENT_TEST:
          std::cout << "Event: Test" << std::endl;
          break;
        default:
          UNREACHABLE();
          break;
      }
  }
  #endif
  
  OSWindow::OSWindow()
      : mX(0),
        mY(0),
        mWidth(0),
        mHeight(0)
  {
  }
  
  OSWindow::~OSWindow()
  {}
  
  int OSWindow::getX() const
  {
      return mX;
  }
  
  int OSWindow::getY() const
  {
      return mY;
  }
  
  int OSWindow::getWidth() const
  {
      return mWidth;
  }
  
  int OSWindow::getHeight() const
  {
      return mHeight;
  }
  
  bool OSWindow::popEvent(Event *event)
  {
      if (mEvents.size() > 0 && event)
      {
          *event = mEvents.front();
          mEvents.pop_front();
          return true;
      }
      else
      {
          return false;
      }
  }
  
  void OSWindow::pushEvent(Event event)
  {
      switch (event.Type)
      {
        case Event::EVENT_MOVED:
          mX = event.Move.X;
          mY = event.Move.Y;
          break;
        case Event::EVENT_RESIZED:
          mWidth = event.Size.Width;
          mHeight = event.Size.Height;
          break;
        default:
          break;
      }
  
      mEvents.push_back(event);
  
  #if DEBUG_EVENTS
      PrintEvent(event);
  #endif
  }
  
  bool OSWindow::didTestEventFire()
  {
      Event topEvent;
      while (popEvent(&topEvent))
      {
          if (topEvent.Type == Event::EVENT_TEST)
          {
              return true;
          }
      }
  
      return false;
  }