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/*
* mousedrv.m - MacVICE mouse driver
*
* Written by
* Christian Vogelgsang <chris@vogelgsang.org>
*
* This file is part of VICE, the Versatile Commodore Emulator.
* See README for copyright notice.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307 USA.
*
*/
#include "mousedrv.h"
#include "vicemachine.h"
// mouse.c
extern int _mouse_enabled;
static int ptr_x=0,ptr_y=0;
static int hw_x=0,hw_y=0;
int mousedrv_resources_init(void)
{
return 0;
}
int mousedrv_cmdline_options_init(void)
{
return 0;
}
void mousedrv_init(void)
{
}
void mousedrv_mouse_changed(void)
{
[[theVICEMachine machineNotifier] postToggleMouseNotification:_mouse_enabled];
}
#define MAX_DELTA 16
BYTE mousedrv_get_x(void)
{
int dx = ptr_x - hw_x;
if(dx < -MAX_DELTA)
dx = -MAX_DELTA;
else if(dx > MAX_DELTA)
dx = MAX_DELTA;
hw_x += dx;
return (BYTE)((hw_x&0x3f) << 1);
}
BYTE mousedrv_get_y(void)
{
int dy = ptr_y - hw_y;
if(dy < -MAX_DELTA)
dy = -MAX_DELTA;
else if(dy > MAX_DELTA)
dy = MAX_DELTA;
hw_y += dy;
return (BYTE)((hw_y&0x3f) << 1);
}
void mouse_move(int x, int y)
{
ptr_x = x;
ptr_y = y;
}
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