1.1.5
by Laszlo Boszormenyi (GCS)
Import upstream version 1.22 |
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/*
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* mousedrv.m - MacVICE mouse driver
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*
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* Written by
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* Christian Vogelgsang <chris@vogelgsang.org>
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*
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* This file is part of VICE, the Versatile Commodore Emulator.
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* See README for copyright notice.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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* 02111-1307 USA.
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*
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*/
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#include "mousedrv.h" |
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#include "vicemachine.h" |
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// mouse.c
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extern int _mouse_enabled; |
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static int ptr_x=0,ptr_y=0; |
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static int hw_x=0,hw_y=0; |
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int mousedrv_resources_init(void) |
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{
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return 0; |
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}
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int mousedrv_cmdline_options_init(void) |
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{
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return 0; |
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}
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void mousedrv_init(void) |
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{
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}
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void mousedrv_mouse_changed(void) |
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{
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[[theVICEMachine machineNotifier] postToggleMouseNotification:_mouse_enabled]; |
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}
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#define MAX_DELTA 16
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BYTE mousedrv_get_x(void) |
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{
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int dx = ptr_x - hw_x; |
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if(dx < -MAX_DELTA) |
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dx = -MAX_DELTA; |
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else if(dx > MAX_DELTA) |
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dx = MAX_DELTA; |
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hw_x += dx; |
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return (BYTE)((hw_x&0x3f) << 1); |
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}
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BYTE mousedrv_get_y(void) |
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{
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int dy = ptr_y - hw_y; |
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if(dy < -MAX_DELTA) |
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dy = -MAX_DELTA; |
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else if(dy > MAX_DELTA) |
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dy = MAX_DELTA; |
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hw_y += dy; |
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return (BYTE)((hw_y&0x3f) << 1); |
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}
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void mouse_move(int x, int y) |
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{
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ptr_x = x; |
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ptr_y = y; |
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}
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