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authorDaniel Wilhelm <shieldwed@outlook.com>2018-05-09 00:01:21 +0200
committerDaniel Wilhelm <shieldwed@outlook.com>2018-05-09 00:01:21 +0200
commitb962d4fd3f8e802b99bd9c074851fd0f05a12adb (patch)
tree13a12ded9c3a9713a8c368975a95f5efe6ec997c /wx+/graph.cpp
parent9.2 (diff)
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9.3
Diffstat (limited to 'wx+/graph.cpp')
-rwxr-xr-xwx+/graph.cpp33
1 files changed, 18 insertions, 15 deletions
diff --git a/wx+/graph.cpp b/wx+/graph.cpp
index d45a0e85..78399c3f 100755
--- a/wx+/graph.cpp
+++ b/wx+/graph.cpp
@@ -75,33 +75,33 @@ class ConvertCoord //convert between screen and input data coordinates
public:
ConvertCoord(double valMin, double valMax, size_t screenSize) :
min_(valMin),
- scaleToReal(screenSize == 0 ? 0 : (valMax - valMin) / screenSize),
- scaleToScr(numeric::isNull((valMax - valMin)) ? 0 : screenSize / (valMax - valMin)),
- outOfBoundsLow (-1 * scaleToReal + valMin),
- outOfBoundsHigh((screenSize + 1) * scaleToReal + valMin) { if (outOfBoundsLow > outOfBoundsHigh) std::swap(outOfBoundsLow, outOfBoundsHigh); }
+ scaleToReal_(screenSize == 0 ? 0 : (valMax - valMin) / screenSize),
+ scaleToScr_(numeric::isNull((valMax - valMin)) ? 0 : screenSize / (valMax - valMin)),
+ outOfBoundsLow_ (-1 * scaleToReal_ + valMin),
+ outOfBoundsHigh_((screenSize + 1) * scaleToReal_ + valMin) { if (outOfBoundsLow_ > outOfBoundsHigh_) std::swap(outOfBoundsLow_, outOfBoundsHigh_); }
double screenToReal(double screenPos) const //map [0, screenSize] -> [valMin, valMax]
{
- return screenPos * scaleToReal + min_;
+ return screenPos * scaleToReal_ + min_;
}
double realToScreen(double realPos) const //return screen position in pixel (but with double precision!)
{
- return (realPos - min_) * scaleToScr;
+ return (realPos - min_) * scaleToScr_;
}
int realToScreenRound(double realPos) const //returns -1 and screenSize + 1 if out of bounds!
{
//catch large double values: if double is larger than what int can represent => undefined behavior!
- numeric::clamp(realPos, outOfBoundsLow, outOfBoundsHigh);
+ numeric::clamp(realPos, outOfBoundsLow_, outOfBoundsHigh_);
return numeric::round(realToScreen(realPos));
}
private:
- double min_;
- double scaleToReal;
- double scaleToScr;
+ const double min_;
+ const double scaleToReal_;
+ const double scaleToScr_;
- double outOfBoundsLow;
- double outOfBoundsHigh;
+ double outOfBoundsLow_;
+ double outOfBoundsHigh_;
};
@@ -323,10 +323,11 @@ void cutPointsOutsideY(std::vector<CurvePoint>& curvePoints, std::vector<char>&
}
-std::vector<CurvePoint> ContinuousCurveData::getPoints(double minX, double maxX, int pixelWidth) const
+std::vector<CurvePoint> ContinuousCurveData::getPoints(double minX, double maxX, const wxSize& areaSizePx) const
{
std::vector<CurvePoint> points;
+ const int pixelWidth = areaSizePx.GetWidth();
if (pixelWidth <= 1) return points;
const ConvertCoord cvrtX(minX, maxX, pixelWidth - 1); //map [minX, maxX] to [0, pixelWidth - 1]
@@ -352,9 +353,11 @@ std::vector<CurvePoint> ContinuousCurveData::getPoints(double minX, double maxX,
}
-std::vector<CurvePoint> SparseCurveData::getPoints(double minX, double maxX, int pixelWidth) const
+std::vector<CurvePoint> SparseCurveData::getPoints(double minX, double maxX, const wxSize& areaSizePx) const
{
std::vector<CurvePoint> points;
+
+ const int pixelWidth = areaSizePx.GetWidth();
if (pixelWidth <= 1) return points;
const ConvertCoord cvrtX(minX, maxX, pixelWidth - 1); //map [minX, maxX] to [0, pixelWidth - 1]
const std::pair<double, double> rangeX = getRangeX();
@@ -640,7 +643,7 @@ void Graph2D::render(wxDC& dc) const
std::vector<CurvePoint>& points = curvePoints[index];
auto& marker = oobMarker [index];
- points = curve->getPoints(minX, maxX, graphArea.width);
+ points = curve->getPoints(minX, maxX, graphArea.GetSize());
marker.resize(points.size()); //default value: false
if (!points.empty())
{
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