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#include <qslider.h>
#include <qhbox.h>
#include <qlabel.h>
#include <stdio.h>
#include <math.h>
#include "intmidislider.h"
#include "synthdata.h"
#include "midiwidget.h"
#include "midiguicomponent.h"
FloatIntMidiSlider::FloatIntMidiSlider(QObject *parentModule, float minValue, float maxValue, int pageStep, float value,
QSlider::Orientation orientation, QWidget * parent, const char * name,
SynthData *p_synthdata, float *p_valueRef)
: MidiGUIcomponent(parentModule, p_synthdata, parent, name) {
QString qs;
componentType = GUIcomponentType_floatintslider;
valueRef = p_valueRef;
setSpacing(1);
new QWidget(this);
QVBox *sliderBox = new QVBox(this);
sliderBox->setSizePolicy(QSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Fixed));
QHBox *sliderNameBox = new QHBox(sliderBox);
new QWidget(sliderNameBox);
sliderNameBox->setMargin(1);
QLabel *nameLabel = new QLabel(sliderNameBox);
new QWidget(sliderNameBox);
QHBox *sliderLabels = new QHBox(sliderBox);
qs.sprintf("Min: %d", (int)minValue);
QLabel *minLabel = new QLabel(qs, sliderLabels);
new QWidget(sliderLabels);
valueLabel = new QLabel(" ", sliderLabels);
if (name) {
qs.sprintf(" %s ", name);
} else {
qs.sprintf(" ");
}
nameLabel->setText(qs);
new QWidget(sliderLabels);
qs.sprintf("Max: %d", (int)maxValue);
QLabel *maxLabel = new QLabel(qs, sliderLabels);
if (name) {
nameLabel->setFixedHeight(nameLabel->sizeHint().height());
}
nameLabel->setFixedHeight(valueLabel->sizeHint().height());
valueLabel->setFixedHeight(valueLabel->sizeHint().height());
minLabel->setFixedHeight(minLabel->sizeHint().height());
maxLabel->setFixedHeight(maxLabel->sizeHint().height());
slider = new QSlider((int)minValue, (int)maxValue, pageStep,
(int)value, orientation, sliderBox);
slider->setTickInterval((abs((int)maxValue) + abs((int)minValue)) / 10);
slider->setTickmarks(QSlider::Below);
slider->setFixedHeight(slider->sizeHint().height());
QObject::connect(slider, SIGNAL(valueChanged(int)), this, SLOT(updateValue(int)));
slider->setValue((int)value);
qs.sprintf(" %d ", (int)*valueRef);
valueLabel->setText(qs);
}
FloatIntMidiSlider::~FloatIntMidiSlider(){
}
void FloatIntMidiSlider::setMidiValue(int value) {
if (!controllerOK) {
controllerOK = abs(getMidiValue() - value) < 4;
}
if (controllerOK) {
if (midiSign == 1) {
slider->setValue( slider->minValue() + rint(float(slider->maxValue() - slider->minValue()) * (float)value / 127.0));
} else {
slider->setValue( slider->maxValue() - rint(float(slider->maxValue() - slider->minValue()) * (float)value / 127.0));
}
}
}
void FloatIntMidiSlider::updateValue(int value) {
QString qs;
*valueRef = value;
qs.sprintf(" %d ", (int)*valueRef);
valueLabel->setText(qs);
emit valueChanged(value);
emit guiComponentTouched();
}
void FloatIntMidiSlider::updateSlider(int value) {
slider->setValue(value);
}
int FloatIntMidiSlider::getMidiValue() {
int x;
x = rint(float(slider->value() - slider->minValue())) * 127.0 / float(slider->maxValue() - slider->minValue());
return(x);
}
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