/usr/include/CLAM/qtmonitors/SegmentationView.hxx is in libclam-qtmonitors-dev 1.4.0-3.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 | #ifndef SegmentationView_hxx
#define SegmentationView_hxx
#include "SegmentationDataSource.hxx"
#include <QtGui/QLabel>
#include <QtGui/QPainter>
#include <CLAM/Processing.hxx>
#include <CLAM/PortMonitor.hxx>
#include <QtDesigner/QDesignerExportWidget>
class QDESIGNER_WIDGET_EXPORT SegmentationView : public QWidget
{
Q_OBJECT
Q_PROPERTY(QColor lineColor READ lineColor WRITE setLineColor)
Q_PROPERTY(QColor pointColor READ pointColor WRITE setPointColor)
Q_PROPERTY(bool centred READ isCentred WRITE beCentred)
Q_PROPERTY(double timeSpan READ timeSpan WRITE setTimeSpan)
enum Dimensions {
};
public:
SegmentationView(QWidget * parent=0, CLAM::VM::SegmentationDataSource * dataSource=0)
: QWidget(parent)
, _dataSource(dataSource)
, _lineColor(Qt::darkGray)
, _pointColor(Qt::white)
, _centred(false)
, _timeSpan(20.)
{
startTimer(50);
}
QColor colorForLabel(const std::string & label)
{
static std::map<std::string, QColor> labelToColor;
std::map<std::string, QColor>::iterator item = labelToColor.find(label);
if (item != labelToColor.end())
{
return item->second;
}
static unsigned colorIndex = 0;
static const char * colors[] =
{
"#C99",
"#EC8",
"#FD1",
"#FE2",
"#FF3",
"#EE2",
"#CD0",
"#AD2",
"#7D8",
"#9E9",
"#9DD",
"#99D",
"#AAF",
"#88F",
0
};
if (not colors[colorIndex]) colorIndex=0;
return labelToColor[label] = QColor(colors[colorIndex++]);
}
void paintEvent(QPaintEvent * event)
{
const unsigned margin = 4;
if ( !_dataSource) return;
QVector<QRectF> segmentBoxes;
const CLAM::Segmentation & segmentation = _dataSource->frameData();
double currentTime = _dataSource->currentTime();
double headPosition = _centred ? .5 : 1.;
double maxTime = currentTime + (1.-headPosition)* _timeSpan;
double minTime = currentTime - (headPosition) * _timeSpan;
if (maxTime<1) maxTime=1;
for (unsigned i=0; i<segmentation.onsets().size(); i++)
{
float onsetPosition = width()*(segmentation.onsets()[i]-minTime)/(maxTime-minTime);
float offsetPosition = width()*(segmentation.offsets()[i]-minTime)/(maxTime-minTime);
QRectF box(onsetPosition,margin,offsetPosition-onsetPosition,height()-2*margin);
segmentBoxes << box;
}
QPainter painter(this);
painter.setPen(QPen(_lineColor,3));
for (unsigned i=0; i<segmentation.onsets().size(); i++)
{
if (segmentation.onsets()[i]>maxTime) continue;
if (segmentation.offsets()[i]<minTime) continue;
painter.setBrush(colorForLabel(segmentation.labels()[i]));
#if QT_VERSION < 0x040400
painter.drawRect(segmentBoxes[i]);
#else
painter.drawRoundedRect(segmentBoxes[i], margin, margin);
#endif
}
painter.setPen(Qt::black);
for (unsigned i=0; i<segmentation.onsets().size(); i++)
{
if (segmentation.onsets()[i]>maxTime) continue;
if (segmentation.offsets()[i]<minTime) continue;
painter.drawText(segmentBoxes[i], Qt::AlignCenter|Qt::TextWordWrap, segmentation.labels()[i].c_str());
}
_dataSource->release();
if (_centred)
{
painter.setPen(QPen(Qt::red, 1));
painter.setBrush(Qt::NoBrush);
painter.drawLine(QPoint(width()/2, 0), QPoint(width()/2, height()));
}
}
void setDataSource(CLAM::VM::SegmentationDataSource & dataSource)
{
_dataSource = & dataSource;
}
void noDataSource()
{
_dataSource = 0;
}
void setPointColor(const QColor & color)
{
_pointColor = color;
}
QColor pointColor() const
{
return _pointColor;
}
void setLineColor(const QColor & color)
{
_lineColor = color;
}
QColor lineColor() const
{
return _lineColor;
}
void beCentred(bool centred)
{
_centred = centred;
}
bool isCentred() const
{
return _centred;
}
void setTimeSpan(double timeSpan)
{
_timeSpan = timeSpan;
}
double timeSpan() const
{
return _timeSpan;
}
void timerEvent(QTimerEvent *event)
{
if ( !_dataSource) return;
if ( !_dataSource->isEnabled()) return;
update();
}
private:
CLAM::VM::SegmentationDataSource * _dataSource;
QColor _lineColor;
QColor _pointColor;
bool _centred;
double _timeSpan;
};
#endif//SegmentationView_hxx
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