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love / src / modules / mouse / sdl / Mouse.cpp

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/**
 * Copyright (c) 2006-2013 LOVE Development Team
 *
 * This software is provided 'as-is', without any express or implied
 * warranty.  In no event will the authors be held liable for any damages
 * arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you must not
 *    claim that you wrote the original software. If you use this software
 *    in a product, an acknowledgment in the product documentation would be
 *    appreciated but is not required.
 * 2. Altered source versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.
 * 3. This notice may not be removed or altered from any source distribution.
 **/

#include "Mouse.h"

// SDL
#include <SDL.h>

namespace love
{
namespace mouse
{
namespace sdl
{

const char *Mouse::getName() const
{
	return "love.mouse.sdl";
}

int Mouse::getX() const
{
	int x;
	SDL_GetMouseState(&x, 0);
	return x;
}

int Mouse::getY() const
{
	int y;
	SDL_GetMouseState(0, &y);
	return y;
}

void Mouse::getPosition(int &x, int &y) const
{
	SDL_GetMouseState(&x, &y);
}

void Mouse::setPosition(int x, int y)
{
	SDL_WarpMouse(x, y);
}

void Mouse::setX(int x)
{
	int y = getY();
	setPosition(x, y);
}

void Mouse::setY(int y)
{
	int x = getX();
	setPosition(x, y);
}

void Mouse::setVisible(bool visible)
{
	SDL_ShowCursor(visible ? SDL_ENABLE : SDL_DISABLE);
}

bool Mouse::isDown(Button *buttonlist) const
{
	Uint8 buttonstate = SDL_GetMouseState(0, 0);

	for (Button button = *buttonlist; button != BUTTON_MAX_ENUM; button = *(++buttonlist))
	{
		if (buttonstate & SDL_BUTTON(button))
			return true;
	}

	return false;
}

bool Mouse::isVisible() const
{
	return (SDL_ShowCursor(SDL_QUERY) == SDL_ENABLE) ? true : false;
}

void Mouse::setGrab(bool grab)
{
	SDL_WM_GrabInput(grab ? SDL_GRAB_ON : SDL_GRAB_OFF);
}

bool Mouse::isGrabbed() const
{
	return (SDL_WM_GrabInput(SDL_GRAB_QUERY) ==  SDL_GRAB_ON ? true : false);
}

} // sdl
} // mouse
} // love