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https://github.com/GoldenCheetah/GoldenCheetah.git
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4eaec533aa
warning C4267: '=': conversion from 'size_t' to 'int', possible loss of data warning C4805: '!=': unsafe mix of type 'int' and type 'bool' in operation warning C4305: 'argument': truncation from 'double' to 'float'
59 lines
1.8 KiB
C++
59 lines
1.8 KiB
C++
#include "qwt_plot_gapped_curve.h"
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////////////////////////////////////////////////////////////////////////////////
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QwtPlotGappedCurve::QwtPlotGappedCurve(double gapValue)
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: QwtPlotCurve(),
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gapValue_(gapValue), naValue_(0)
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{
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}
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////////////////////////////////////////////////////////////////////////////////
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QwtPlotGappedCurve::QwtPlotGappedCurve(const QwtText &title, double gapValue)
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: QwtPlotCurve(title),
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gapValue_(gapValue), naValue_(0)
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{
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}
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////////////////////////////////////////////////////////////////////////////////
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QwtPlotGappedCurve::QwtPlotGappedCurve(const QString &title, double gapValue)
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: QwtPlotCurve(title),
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gapValue_(gapValue) , naValue_(0)
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{
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}
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////////////////////////////////////////////////////////////////////////////////
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void QwtPlotGappedCurve::drawSeries(QPainter *painter, const QwtScaleMap &xMap,
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const QwtScaleMap &yMap, const QRectF &canvRect, int from, int to) const
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{
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if ( !painter || dataSize() <= 0 )
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return;
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size_t samples = (to < 0) ? dataSize() : to;
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int i = from;
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double last = 0;
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while (i < samples)
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{
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// First non-missed point will be the start of curve section.
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double x = sample(i).x();
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double y = sample(i).y();
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double yprev = 0;
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if (i>0) yprev = sample(i-1).y();
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if ((y < (naValue_ + -0.001) || y > (naValue_ + 0.001)) && (x - last <= gapValue_) &&
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(yprev < (naValue_ + -0.001) || yprev > (naValue_ + 0.001))) {
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int start = i-1;
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int end = i;
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// Draw the curve section
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QwtPlotCurve::drawSeries(painter, xMap, yMap, canvRect, start, end);
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}
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last = x;
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i++;
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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