wip: slider draw algo

src/back/backsessionclasses.cpp

@@ -104,7 +104,6 @@ Session::Session(Endpoint* ep, IAudioSessionControl2* sessionControl, size_t idx
 	if (FAILED(sessionControl->QueryInterface(__uuidof(IAudioMeterInformation), (void**)&meterInformation))) { log_wdebugcpp(L"sPeakbros......"); };
 	//meterInformation = (IAudioMeterInformation*)sessionControl;
 	
-	
 	AudioSessionState msState;
 	sessionControl->GetState(&msState);
 	switch (msState) {

src/qt/qtclasses.cpp

@@ -1,4 +1,5 @@
 #include "qtclasses.h"
+#define POLLING_RATE 2
 
 template <typename T>
 CustomWidgetEvent<T>::CustomWidgetEvent(QEvent::Type type, T payload) : QEvent(type){
@@ -10,6 +11,69 @@ void MeterSlider::setPeakValue(float peakValue) {
 }
 
 void MeterSlider::paintEvent(QPaintEvent *event) {
+	QStyleOptionSlider sliderComplex = QStyleOptionSlider();
+	sliderComplex.initFrom(this);
+	/*
+	 * sliderComplex.initFrom(this);
+     * sliderComplex.subControls = QStyle::SC_None;
+     * sliderComplex.activeSubControls = QStyle::SC_None;
+     * sliderComplex.orientation = this->orientation();
+     * sliderComplex.maximum = this->maximum();
+     * sliderComplex.minimum = this->minimum();
+     * sliderComplex.tickPosition = (QSlider::TickPosition)this->tickPosition();
+     * sliderComplex.tickInterval = this->tickInterval();
+     * sliderComplex.upsideDown = (this->orientation() == Qt::Horizontal) ?
+	 * 	(this->invertedAppearance() != (sliderComplex.direction == Qt::RightToLeft))
+	 * 	: (!this->invertedAppearance());
+     * sliderComplex.direction = Qt::LeftToRight; // we use the upsideDown option instead
+     * sliderComplex.sliderPosition = this->sliderPosition();
+     * sliderComplex.sliderValue = this->value();
+     * sliderComplex.singleStep = this->singleStep();
+     * sliderComplex.pageStep = this->pageStep();
+     * if (this->orientation() == Qt::Horizontal)
+     *     sliderComplex.state |= QStyle::State_Horizontal;
+	 * 
+     * if (this->isSliderDown()) {
+     *     sliderComplex.activeSubControls = QStyle::SC_SliderHandle;
+     *     sliderComplex.state |= QStyle::State_Sunken;
+     * } else {
+     *     sliderComplex.activeSubControls = QStyle::SC_SliderHandle;
+     * }
+	 * 
+	 * //sliderComplex.subControls = QStyle::SC_SliderGroove;
+     * if (this->tickPosition() != NoTicks) sliderComplex.subControls |= QStyle::SC_SliderTickmarks;
+	 * QStylePainter p(this);
+	 * p.drawComplexControl(QStyle::CC_Slider, sliderComplex);
+	 */
+
+	/*
+	 * QStyleOptionSlider sliderComplex2 = QStyleOptionSlider();
+	 * sliderComplex2.initFrom(this);
+	 * sliderComplex2.orientation = this->orientation();
+     * sliderComplex2.maximum = this->maximum();
+     * sliderComplex2.minimum = this->minimum();
+     * sliderComplex2.tickPosition = (QSlider::TickPosition)this->tickPosition();
+     * sliderComplex2.tickInterval = this->tickInterval();
+     * sliderComplex2.upsideDown = (this->orientation() == Qt::Horizontal) ?
+	 * 	(this->invertedAppearance() != (sliderComplex2.direction == Qt::RightToLeft))
+	 * 	: (!this->invertedAppearance());
+	 * sliderComplex2.subControls = QStyle::SC_SliderHandle;
+	 * sliderComplex2.direction = Qt::LeftToRight; // we use the upsideDown option instead
+     * sliderComplex2.sliderPosition = this->sliderPosition();
+     * sliderComplex2.sliderValue = this->value();
+     * sliderComplex2.singleStep = this->singleStep();
+     * sliderComplex2.pageStep = this->pageStep();
+     * if (this->orientation() == Qt::Horizontal)
+     *     sliderComplex2.state |= QStyle::State_Horizontal;
+	 * 
+     * if (this->isSliderDown()) {
+     *     sliderComplex2.activeSubControls = QStyle::SC_SliderHandle;
+     *     sliderComplex2.state |= QStyle::State_Sunken;
+     * } else {
+     *     sliderComplex2.activeSubControls = QStyle::SC_SliderHandle;
+     * }
+	 */
+
 	//Q_D(QSlider);
     /*
 	 * QStylePainter p(this);
@@ -22,7 +86,9 @@ void MeterSlider::paintEvent(QPaintEvent *event) {
 	 * 
      * //p.drawComplexControl(QStyle::CC_Slider, opt);
 	 */
-	QSlider::paintEvent(event);
+	//QSlider::paintEvent(event);
+	int left = 0, top = 0, right = 0, bottom = 0;
+	((QWidget*)parent())->layout()->getContentsMargins(&left, &top, &right, &bottom);
 
 	QStyle *style = QApplication::style();
 	int lol = style->pixelMetric(QStyle::PM_SliderSpaceAvailable);
@@ -32,10 +98,29 @@ void MeterSlider::paintEvent(QPaintEvent *event) {
 	painter.setClipping(false);
 	painter.setCompositionMode(QPainter::CompositionMode::CompositionMode_Source);
 	float peakLength = (this->width() * (this->peakValue));
+	double stepWidth = (double)this->width() * ((double)this->singleStep() / (this->maximum() - this->minimum()));
+	//Fusion seems to fuck around with bar's height and width
 	//const qreal dpr = painter->device()->devicePixelRatio();
-	QStyleOptionSlider slider = QStyleOptionSlider();
-	QRect test = QApplication::style()->subControlRect(QStyle::CC_Slider, (QStyleOptionComplex*)&slider, QStyle::SC_SliderHandle);
-	painter.fillRect(0, (this->height() / 2) - 3, (this->width() * (this->peakValue)), 4, Qt::green);
+	//QStyleOptionSlider sliderComplex = QStyleOptionSlider(); 	//slider.initFrom(this);
+	QRect sliderSize = style->subControlRect(QStyle::CC_Slider, (QStyleOptionComplex*)&sliderComplex, QStyle::SC_SliderHandle);
+	int handleCenterPos = QStyle::sliderPositionFromValue(this->minimum(), this->maximum(), this->value(), this->width());
+	int unattenuatedPeakMeter = ((this->width() * this->peakValue) >= handleCenterPos - (sliderSize.width() / 2))
+		? this->width() - (sliderSize.width() / 2)
+		: this->width() * this->peakValue;
+	//QApplication::style()->subControlRect(QStyle::CC_Slider, (QStyleOptionComplex*)&slider, QStyle::SC_SliderHandle);
+	painter.fillRect(0, (this->height() / 2) - 3, this->width(),
+					 4, Qt::white);
+	painter.fillRect(0, (this->height() / 2) - 3, this->width() * this->peakValue,
+					 4, Qt::gray);
+	painter.fillRect(0, (this->height() / 2) - 3, (this->width() - ((this->maximum() - this->value()) * stepWidth))  * this->peakValue,
+					 4, Qt::green);
+	// - ((this->maximum() - this->value()) * stepWidth))
+	//double ratio = ;
+	double handleShift = (double)((sliderSize.width() * ((double)(this->maximum() - this->value()) / 100)));
+	painter.fillRect((this->width() - ((this->maximum() - this->value()) * stepWidth)) - (sliderSize.width()) + handleShift,
+					 top / 2, sliderSize.width(), sliderSize.height() - bottom, Qt::magenta);
+	//sliderComplex.subControls = QStyle::SC_SliderHandle;
+	//p.drawComplexControl(QStyle::CC_Slider, sliderComplex);
 }
 
 void ExtendedCheckBox::customEvent(QEvent* ev) {
@@ -260,7 +345,7 @@ SessionWidget::SessionWidget(uint64_t idx, SessionHandler* sh, QWidget *parent)
 		mainSlider->blockSignals(false);
 		muteButton->blockSignals(false);
 	});
-	volumePoller->start(2);
+	volumePoller->start(POLLING_RATE);
 }
 
 void SessionWidget::calculateSize(uint64_t width, uint64_t height) {
@@ -507,7 +592,7 @@ EndpointWidget::EndpointWidget(EndpointHandler* eph, QWidget *parent, uint64_t i
 		mainSlider->blockSignals(false);
 		muteButton->blockSignals(false);
 	});
-	timer->start(2);
+	timer->start(POLLING_RATE);
 
 	/*  First Widget batch	 */
 	for (size_t i = 0; i < eph->getSessionCount(); i++) {

src/qtestmain.cpp

@@ -52,7 +52,7 @@ int main (int argc, char* argv[]) {
 	 * 	log_debugcpp(a.toStdString());
 	 * }
 	 */
-	QApplication::setStyle("Fusion");
+	//QApplication::setStyle("Fusion");
 	//Check if running
 	//https://stackoverflow.com/questions/48060989/qt-show-application-if-currently-running
 	initialize_file_log();