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//=========================================================
// MusE
// Linux Music Editor
// $Id: organgui.cpp,v 1.16.2.3 2009/11/16 04:30:46 terminator356 Exp $
//
// This is a simple GUI implemented with QT for
// organ software synthesizer.
//
// (C) Copyright 2001-2004 Werner Schweer (ws@seh.de)
//
// 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; 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//=========================================================
#include <unistd.h>
#include <stdlib.h>
#include <list>
#include <QCheckBox>
#include <QSignalMapper>
#include <QSlider>
#include <QSocketNotifier>
#include <QSpinBox>
#include "common_defs.h"
#include "organgui.h"
#include "muse/midi.h"
#include "muse/midictrl.h"
//#define ORGANGUI_DEBUG
//---------------------------------------------------------
// OrganGui
//---------------------------------------------------------
OrganGui::OrganGui()
: QWidget(0, Qt::Window), MessGui()
{
setupUi(this); // p4.0.17
QSocketNotifier* s = new QSocketNotifier(readFd, QSocketNotifier::Read);
connect(s, SIGNAL(activated(int)), SLOT(readMessage(int)));
dctrl[0] = SynthGuiCtrl(p1, lcd1, SynthGuiCtrl::SLIDER);
dctrl[1] = SynthGuiCtrl(p2, lcd2, SynthGuiCtrl::SLIDER);
dctrl[2] = SynthGuiCtrl(p3, lcd3, SynthGuiCtrl::SLIDER);
dctrl[3] = SynthGuiCtrl(p4, lcd4, SynthGuiCtrl::SLIDER);
dctrl[4] = SynthGuiCtrl(p5, lcd5, SynthGuiCtrl::SLIDER);
dctrl[5] = SynthGuiCtrl(p6, lcd6, SynthGuiCtrl::SLIDER);
dctrl[6] = SynthGuiCtrl(p7, lcd7, SynthGuiCtrl::SLIDER);
dctrl[7] = SynthGuiCtrl(p8, lcd8, SynthGuiCtrl::SLIDER);
dctrl[8] = SynthGuiCtrl(p9, lcd9, SynthGuiCtrl::SLIDER);
dctrl[9] = SynthGuiCtrl(p10, lcd10, SynthGuiCtrl::SLIDER);
dctrl[10] = SynthGuiCtrl(p11, lcd11, SynthGuiCtrl::SLIDER);
dctrl[11] = SynthGuiCtrl(p12, lcd12, SynthGuiCtrl::SLIDER);
dctrl[12] = SynthGuiCtrl(p13, lcd13, SynthGuiCtrl::SLIDER);
dctrl[13] = SynthGuiCtrl(p14, lcd14, SynthGuiCtrl::SLIDER);
dctrl[14] = SynthGuiCtrl(sw1, 0, SynthGuiCtrl::SWITCH);
dctrl[15] = SynthGuiCtrl(sw3, 0, SynthGuiCtrl::SWITCH);
dctrl[16] = SynthGuiCtrl(sw2, 0, SynthGuiCtrl::SWITCH);
dctrl[17] = SynthGuiCtrl(sw4, 0, SynthGuiCtrl::SWITCH);
map = new QSignalMapper(this);
for (int i = 0; i < NUM_GUI_CONTROLLER; ++i) {
map->setMapping(dctrl[i].editor, i);
if (dctrl[i].type == SynthGuiCtrl::SLIDER)
connect((QSlider*)(dctrl[i].editor), SIGNAL(valueChanged(int)), map, SLOT(map()));
else if (dctrl[i].type == SynthGuiCtrl::SWITCH)
connect((QCheckBox*)(dctrl[i].editor), SIGNAL(toggled(bool)), map, SLOT(map()));
}
connect(map, SIGNAL(mapped(int)), this, SLOT(ctrlChanged(int)));
// work around for probable QT/WM interaction bug.
// for certain window managers, e.g xfce, this window is
// is displayed although not specifically set to show();
// bug: 2811156 Softsynth GUI unclosable with XFCE4 (and a few others)
// Nov 21, 2012 Hey this causes the thing not to open at all, EVER, on Lubuntu and some others!
// And we had a request to remove this from a knowledgable tester. REMOVE Tim.
///show();
///hide();
}
//---------------------------------------------------------
// ctrlChanged
//---------------------------------------------------------
void OrganGui::ctrlChanged(int idx)
{
SynthGuiCtrl* ctrl = &dctrl[idx];
int val = 0;
if (ctrl->type == SynthGuiCtrl::SLIDER) {
QSlider* slider = (QSlider*)(ctrl->editor);
val = slider->value();
// By T356. Apply auto-bias center value.
if(slider->minimum() < 0)
val += 8192;
}
else if (ctrl->type == SynthGuiCtrl::SWITCH) {
val = ((QCheckBox*)(ctrl->editor))->isChecked();
}
sendController(0, idx + MusECore::CTRL_RPN14_OFFSET, val);
}
//---------------------------------------------------------
// getControllerInfo
// return min max values for controllers
//---------------------------------------------------------
int OrganGui::getControllerMinMax(int id, int* min, int* max) const
{
if (id >= NUM_GUI_CONTROLLER)
return 0;
const SynthGuiCtrl* ctrl = (const SynthGuiCtrl*)&dctrl[id];
//int val = 0;
if (ctrl->type == SynthGuiCtrl::SLIDER) {
QSlider* slider = (QSlider*)(ctrl->editor);
*max = slider->maximum();
*min = slider->minimum();
//val = (slider->value() * 16383 + max/2) / max;
//val = 16383 + 1/2
}
else if (ctrl->type == SynthGuiCtrl::SWITCH) {
//val = ((QCheckBox*)(ctrl->editor))->isOn();
*min=0;
*max=1;
}
return ++id;
}
//---------------------------------------------------------
// setParam
// set param in gui
//---------------------------------------------------------
void OrganGui::setParam(int param, int val)
{
#ifdef ORGANGUI_DEBUG
fprintf(stderr, "OrganGui:setParam param:%d val:%d\n", param, val);
#endif
param &= 0xfff;
if (param >= int(sizeof(dctrl)/sizeof(*dctrl))) {
#ifdef ORGANGUI_DEBUG
fprintf(stderr, "OrganGui: set unknown Ctrl 0x%x to 0x%x\n", param, val);
#endif
return;
}
SynthGuiCtrl* ctrl = &dctrl[param];
ctrl->editor->blockSignals(true);
if (ctrl->type == SynthGuiCtrl::SLIDER) {
QSlider* slider = (QSlider*)(ctrl->editor);
// int max = slider->maximum();
// if(val < 0) val = (val * max + 8191) / 16383 - 1;
// else val = (val * max + 8191) / 16383;
// By T356. Apply auto-bias center value.
if(slider->minimum() < 0)
val -= 8192;
#ifdef ORGANGUI_DEBUG
fprintf(stderr, "OrganGui:setParam setting slider val:%d\n", val);
#endif
slider->setValue(val);
if (ctrl->label)
((QSpinBox*)(ctrl->label))->setValue(val);
}
else if (ctrl->type == SynthGuiCtrl::SWITCH) {
((QCheckBox*)(ctrl->editor))->setChecked(val);
}
ctrl->editor->blockSignals(false);
}
//---------------------------------------------------------
// processEvent
//---------------------------------------------------------
void OrganGui::processEvent(const MusECore::MidiPlayEvent& ev)
{
if (ev.type() == MusECore::ME_CONTROLLER)
setParam(ev.dataA(), ev.dataB());
else
{
#ifdef ORGANGUI_DEBUG
printf("OrganGui::illegal event type received\n");
#endif
}
}
//---------------------------------------------------------
// readMessage
//---------------------------------------------------------
void OrganGui::readMessage(int)
{
MessGui::readMessage();
}
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