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vcmi/client/eventsSDL/InputSourceMouse.cpp

87 lines
2.2 KiB
C++

/*
* InputSourceMouse.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#include "StdInc.h"
#include "InputSourceMouse.h"
#include "InputHandler.h"
#include "../../lib/Point.h"
#include "../gui/CGuiHandler.h"
#include "../gui/EventDispatcher.h"
#include "../gui/MouseButton.h"
#include <SDL_events.h>
#include <SDL_hints.h>
InputSourceMouse::InputSourceMouse()
{
SDL_SetHint(SDL_HINT_MOUSE_FOCUS_CLICKTHROUGH, "1");
}
void InputSourceMouse::handleEventMouseMotion(const SDL_MouseMotionEvent & motion)
{
Point newPosition(motion.x, motion.y);
Point distance(-motion.xrel, -motion.yrel);
mouseButtonsMask = motion.state;
if (mouseButtonsMask & SDL_BUTTON(SDL_BUTTON_MIDDLE))
GH.events().dispatchGesturePanning(middleClickPosition, newPosition, distance);
else if (mouseButtonsMask & SDL_BUTTON(SDL_BUTTON_LEFT))
GH.events().dispatchMouseDragged(newPosition, distance);
else
GH.input().setCursorPosition(newPosition);
}
void InputSourceMouse::handleEventMouseButtonDown(const SDL_MouseButtonEvent & button)
{
Point position(button.x, button.y);
switch(button.button)
{
case SDL_BUTTON_LEFT:
if(button.clicks > 1)
GH.events().dispatchMouseDoubleClick(position);
else
GH.events().dispatchMouseLeftButtonPressed(position);
break;
case SDL_BUTTON_RIGHT:
GH.events().dispatchShowPopup(position);
break;
case SDL_BUTTON_MIDDLE:
middleClickPosition = position;
GH.events().dispatchGesturePanningStarted(position);
break;
}
}
void InputSourceMouse::handleEventMouseWheel(const SDL_MouseWheelEvent & wheel)
{
GH.events().dispatchMouseScrolled(Point(wheel.x, wheel.y), GH.getCursorPosition());
}
void InputSourceMouse::handleEventMouseButtonUp(const SDL_MouseButtonEvent & button)
{
Point position(button.x, button.y);
switch(button.button)
{
case SDL_BUTTON_LEFT:
GH.events().dispatchMouseLeftButtonReleased(position);
break;
case SDL_BUTTON_RIGHT:
GH.events().dispatchClosePopup(position);
break;
case SDL_BUTTON_MIDDLE:
GH.events().dispatchGesturePanningEnded(middleClickPosition, position);
break;
}
}