125 lines
3.8 KiB
C
125 lines
3.8 KiB
C
/*
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* Copyright (c) 2007, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* Author: Oliver Schmidt <ol.sc@web.de>
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*
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*/
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#include <mouse.h>
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#include <stdlib.h>
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#include <modload.h>
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#include "cfs/cfs.h"
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#include "ctk.h"
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#include "ctk-mouse.h"
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#if CTK_CONF_MOUSE_SUPPORT
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static struct mouse_pos pos;
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static uint8_t okay;
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/*-----------------------------------------------------------------------------------*/
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void
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ctk_mouse_init(void)
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{
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struct mod_ctrl module_control = {cfs_read};
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module_control.callerdata = cfs_open(mouse_stddrv, CFS_READ);
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okay = module_control.callerdata >= 0;
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if(okay) {
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okay = mod_load(&module_control) == MLOAD_OK;
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if(okay) {
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okay = mouse_install(&mouse_def_callbacks, module_control.module) == MOUSE_ERR_OK;
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if(okay) {
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atexit((void (*)(void))mouse_uninstall);
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} else {
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mod_free(module_control.module);
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}
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}
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cfs_close(module_control.callerdata);
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}
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}
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/*-----------------------------------------------------------------------------------*/
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unsigned short
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ctk_mouse_x(void)
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{
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if(okay) {
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mouse_pos(&pos);
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}
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return pos.x;
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}
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/*-----------------------------------------------------------------------------------*/
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unsigned short
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ctk_mouse_y(void)
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{
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if(okay) {
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mouse_pos(&pos);
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}
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return pos.y;
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}
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/*-----------------------------------------------------------------------------------*/
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unsigned char
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ctk_mouse_button(void)
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{
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if(okay) {
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return mouse_buttons();
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}
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return 0;
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}
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/*-----------------------------------------------------------------------------------*/
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unsigned char
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ctk_mouse_xtoc(unsigned short x)
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{
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return MOUSE_CONF_XTOC(x);
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}
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/*-----------------------------------------------------------------------------------*/
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unsigned char
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ctk_mouse_ytoc(unsigned short y)
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{
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return MOUSE_CONF_YTOC(y);
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}
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/*-----------------------------------------------------------------------------------*/
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void
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ctk_mouse_hide(void)
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{
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if(okay) {
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mouse_hide();
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}
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}
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/*-----------------------------------------------------------------------------------*/
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void
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ctk_mouse_show(void)
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{
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if(okay) {
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mouse_show();
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}
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}
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/*-----------------------------------------------------------------------------------*/
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#endif /* CTK_CONF_MOUSE_SUPPORT */
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