135 lines
4.2 KiB
C
135 lines
4.2 KiB
C
/* ===========================================================================
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* AScd: mixer_handlers.c
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* mouse events <-> integrated commands with mixer module
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* ===========================================================================
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* Copyright (c) 1999 Denis Bourez and Rob Malda. 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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*
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Denis Bourez & Rob Malda
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* 4. Neither the name of the author nor the names of any co-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 DENIS BOUREZ 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 DENIS BOUREZ, ROB MALDA OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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* ===========================================================================
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*/
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#include "ext.h"
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#ifdef MIXER
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int check_mixer()
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{
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int fd;
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if ((fd = open(mixer_device,0))) {
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close(fd);
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} else {
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return FALSE;
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}
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return TRUE;
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}
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int getvol(int control)
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{
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int fd;
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int status = 0;
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if (mixer_ok) {
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if ((fd = open(mixer_device,0))) {
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ioctl(fd, MIXER_READ(control), &mixer_vol);
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mixer_vol = mixer_vol >> 8;
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close(fd);
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return mixer_vol;
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}
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}
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return 0;
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}
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void setvol(int control, int setto, int maximum)
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{
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int fd;
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if (setto > maximum) setto = maximum;
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if (setto < 0) setto = 0;
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if ((fd = open(mixer_device, 0))) {
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mixer_vol = ((float)setto / (float)maximum) * 100;
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mixer_old = mixer_vol << 8;
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mixer_vol = mixer_old | mixer_vol;
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ioctl(fd, MIXER_WRITE(control), &mixer_vol);
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close(fd);
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}
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}
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void mixer_event_handle(int event, XEvent Event)
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{
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int value;
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if (!mixer_ok) return;
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switch (event) {
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case FAK_MIXER_SET:
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if ((thdata[but_current].xpm.attributes.width > 0) && (max_volume > 0)) {
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if (thdata[but_current].type == FAK_MIXER_BAR) {
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value = (int)((float)(Event.xbutton.x - thdata[but_current].x) / (float)thdata[but_current].xpm.attributes.width * 100.0);
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} else if (thdata[but_current].type == FAK_VMIXER_BAR) {
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value = (int)((float)(Event.xbutton.y - thdata[but_current].y) / (float)thdata[but_current].xpm.attributes.height * 100.0);
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} else {
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value = (int)((float)(Event.xbutton.y - thdata[but_current].y) / (float)thdata[but_current].xpm.attributes.height * 100.0);
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value = 100 - value;
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}
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setvol(thdata[but_current].arg, value, 100);
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redraw = TRUE;
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fak_redraw();
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}
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break;
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case FAK_MIXER_0:
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setvol(thdata[but_current].arg, 0, 100);
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redraw = TRUE;
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fak_redraw();
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break;
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case FAK_MIXER_50:
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setvol(thdata[but_current].arg, 50, 100);
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redraw = TRUE;
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fak_redraw();
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break;
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case FAK_MIXER_75:
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setvol(thdata[but_current].arg, 75, 100);
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redraw = TRUE;
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fak_redraw();
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break;
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case FAK_MIXER_100:
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setvol(thdata[but_current].arg, 100, 100);
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redraw = TRUE;
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fak_redraw();
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break;
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default:
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break;
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}
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redraw = TRUE;
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fak_singlemask(but_current);
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}
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#endif
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