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added hdspmixer by Thomas Charbonnel

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This commit is contained in:
Takashi Iwai 2003-07-28 11:32:32 +00:00
parent a459b42371
commit 0fb00d0bdc
102 changed files with 14102 additions and 1 deletions
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146
hdspmixer/src/HDSPMixerPan.cxx Normal file
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/*
* HDSPMixer
*
* Copyright (C) 2003 Thomas Charbonnel (thomas@undata.org)
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#pragma implementation
#include "HDSPMixerPan.h"
HDSPMixerPan::HDSPMixerPan(int x, int y, int id, int src):Fl_Widget(x, y, 30, 13)
{
source = src;
index = id;
basew = (HDSPMixerWindow *)window();
dest = x_orig = shift_orig = lastpos = lastx = drag = 0;
for (int i = 0; i < 14; i++) {
pos[i] = 0;
}
}
void HDSPMixerPan::draw()
{
fl_draw_pixmap(Slider2_xpm, x()+(int)(pos[dest]/CF), y());
}
int HDSPMixerPan::handle(int e)
{
int button3 = Fl::event_button3();
int shift = Fl::event_shift();
int ctrl = Fl::event_ctrl();
int xpos = Fl::event_x()-x();
int ypos = Fl::event_y()-y();
switch (e) {
case FL_PUSH:
if (xpos > 0 && xpos < 30) {
if (ctrl) {
pos[dest] = 14*CF;
} else {
pos[dest] = (xpos-1)*CF;
}
if (lastx != (int)(pos[dest]/CF)) {
redraw();
lastx = (int)(pos[dest]/CF);
}
if (lastpos != pos[dest]) {
basew->setMixer(index, source, dest);
sendText();
lastpos = pos[dest];
}
if (button3) relative->set(28*CF-pos[dest]);
shift_orig = pos[dest];
x_orig = xpos;
basew->checkState();
}
return 1;
case FL_DRAG:
if (ctrl) {
pos[dest] = 14*CF;
shift_orig = pos[dest];
x_orig = xpos;
} else if ((xpos > 0 && xpos < 30) || drag) {
drag = 1;
if (shift) {
pos[dest] = ((xpos-1)-x_orig)+shift_orig;
if (pos[dest] < 0) pos[dest] = 0;
if (pos[dest] > 28*CF) pos[dest] = 28*CF;
} else {
if (xpos < 1) {
pos[dest] = 0;
} else if (xpos > 29) {
pos[dest] = 28*CF;
} else {
pos[dest] = (xpos-1)*CF;
}
shift_orig = pos[dest];
x_orig = xpos;
}
}
if (lastpos != pos[dest]) {
basew->setMixer(index, source, dest);
sendText();
lastpos = pos[dest];
}
if (lastx != (int)(pos[dest]/CF)) {
redraw();
lastx = (int)(pos[dest]/CF);
}
if (button3) relative->set(28*CF-pos[dest]);
basew->checkState();
return 1;
case FL_RELEASE:
drag = 0;
return 1;
default :
return Fl_Widget::handle(e);
}
}
void HDSPMixerPan::panToText(char *s)
{
double x;
x = (double)pos[dest] / (double)(28*CF);
if (pos[dest] < 28*CF/2) {
x = 1.0 - x;
snprintf(s, 10, "L %.2f", x);
} else if (pos[dest] > 28*CF/2) {
snprintf(s, 10, "R %.2f", x);
} else {
snprintf(s, 10, "<C>");
}
}
void HDSPMixerPan::sendText() {
char buf[10];
panToText(buf);
((HDSPMixerIOMixer *)parent())->gain->setText(buf);
}
void HDSPMixerPan::set(int p)
{
if (pos[dest] != p) {
pos[dest] = lastpos = p;
basew->setMixer(index, source, dest);
sendText();
}
if (lastx != (int)(pos[dest]/CF)) {
lastx = (int)(pos[dest]/CF);
redraw();
}
}