sydney/EqualizerAPO
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Added: Analysis panel which shows the calculated frequency response of the filters for the selected device and channel.

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Improved: GUIs of GraphicEQ and Copy command can now be resized
Improved: GraphicEQ GUI can now be zoomed separately in X and Y direction using mouse wheel on rulers. Also now shows values at mouse position.
Fixed: Original APO was not released when E-APO was shutting down, leading to a memory leak.
This commit is contained in:
jthedering committed 2015-11-07 19:00:49 +00:00
1 parent 04d22adb07
commit 0895d84055
49 files changed
+2228 -267
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Editor/widgets/FrequencyPlotHRuler.cpp
+47 -2
View File
@@ -19,6 +19,7 @@
#include <algorithm>
#include <QPainter>
#include <QMouseEvent>
#include "FrequencyPlotView.h"
#include "FrequencyPlotHRuler.h"
@@ -33,6 +34,7 @@ FrequencyPlotHRuler::FrequencyPlotHRuler(QWidget* parent) :
void FrequencyPlotHRuler::paintEvent(QPaintEvent*)
{
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing);
FrequencyPlotView* view = qobject_cast<FrequencyPlotView*>(parentWidget());
FrequencyPlotScene* s = view->scene();
QFontMetrics metrics = painter.fontMetrics();
@@ -40,6 +42,7 @@ void FrequencyPlotHRuler::paintEvent(QPaintEvent*)
QPointF topLeft = view->mapToScene(0, 0);
QPointF bottomRight = view->mapToScene(view->viewport()->width(), view->viewport()->height());
int offsetLeft = view->viewportMargins().left();
double fromHz = s->xToHz(topLeft.x());
double toHz = s->xToHz(bottomRight.x());
const vector<double>& bands = s->getBands();
@@ -61,7 +64,7 @@ void FrequencyPlotHRuler::paintEvent(QPaintEvent*)
else
text = QString("%0k").arg(hz / 1000);
if(metrics.width(text) + 2 < s->hzToX(hz + hzBase) - x)
painter.drawText(x - topLeft.x() + height() + 1, 0, 0, height(), Qt::TextDontClip | Qt::AlignCenter, text);
painter.drawText(x - topLeft.x() + offsetLeft + 1, 0, 0, height(), Qt::TextDontClip | Qt::AlignCenter, text);
}
hz += hzBase;
@@ -83,8 +86,50 @@ void FrequencyPlotHRuler::paintEvent(QPaintEvent*)
text = QString("%0").arg(hz);
else
text = QString("%0k").arg(hz / 1000);
painter.drawText(x - topLeft.x() + height() + 1, 0, 0, height(), Qt::TextDontClip | Qt::AlignCenter, text);
painter.drawText(x - topLeft.x() + offsetLeft + 1, 0, 0, height(), Qt::TextDontClip | Qt::AlignCenter, text);
}
}
}
QPoint mousePos = view->getLastMousePos();
if(!mousePos.isNull())
{
QPointF mouseScenePos = view->mapToScene(mousePos);
double hz = s->xToHz(mouseScenePos.x());
double x = s->hzToX(hz);
if(x != -1)
{
QString text = QString("%0").arg(hz, 0, 'f', 1);
QFontMetrics metrics = painter.fontMetrics();
QRectF rect = metrics.boundingRect(text);
float center = x - topLeft.x() + offsetLeft + 1;
rect = QRectF(center - ceil(rect.width() / 2) - 2 + 0.5, ceil(height() / 2) - ceil(rect.height() / 2) + 1.5, rect.width() + 3, rect.height());
QPainterPath path;
path.addRect(rect);
QPainterPath topTriangle;
topTriangle.moveTo(QPoint(center - 3, rect.top() + 1));
topTriangle.lineTo(QPoint(center + 3, rect.top() + 1));
topTriangle.lineTo(QPoint(center, rect.top() - 3));
path = path.united(topTriangle);
painter.setPen(Qt::black);
painter.setBrush(Qt::white);
painter.drawPath(path);
painter.setPen(Qt::blue);
painter.drawText(center, 0, 0, height(), Qt::TextDontClip | Qt::AlignCenter, text);
}
}
}
void FrequencyPlotHRuler::wheelEvent(QWheelEvent* event)
{
FrequencyPlotView* view = qobject_cast<FrequencyPlotView*>(parentWidget());
view->zoom(event->angleDelta().y(), 0, event->x() - view->viewportMargins().left(), 0);
}
void FrequencyPlotHRuler::mouseMoveEvent(QMouseEvent* event)
{
FrequencyPlotView* view = qobject_cast<FrequencyPlotView*>(parentWidget());
view->setLastMousePos(QPoint(event->x() - view->viewportMargins().left(), view->viewport()->height() - 1));
}