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30 lines
788 B
C++
30 lines
788 B
C++
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// SPDX-License-Identifier: GPL-2.0
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#include "histogrammarker.h"
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#include "statsaxis.h"
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#include "zvalues.h"
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static const double histogramMarkerWidth = 2.0;
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HistogramMarker::HistogramMarker(StatsView &view, double val, bool horizontal,
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QColor color, StatsAxis *xAxis, StatsAxis *yAxis) :
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ChartLineItem(view, ChartZValue::ChartFeatures, color, histogramMarkerWidth),
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xAxis(xAxis), yAxis(yAxis),
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val(val), horizontal(horizontal)
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{
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}
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void HistogramMarker::updatePosition()
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{
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if (!xAxis || !yAxis)
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return;
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if (horizontal) {
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double y = yAxis->toScreen(val);
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auto [x1, x2] = xAxis->minMaxScreen();
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setLine(QPointF(x1, y), QPointF(x2, y));
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} else {
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double x = xAxis->toScreen(val);
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auto [y1, y2] = yAxis->minMaxScreen();
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setLine(QPointF(x, y1), QPointF(x, y2));
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}
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}
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