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25 lines
500 B
C++
25 lines
500 B
C++
#include "curve_view_cursor.h"
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#include <cmath>
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namespace Shared {
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CurveViewCursor::CurveViewCursor() :
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m_x(NAN),
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m_y(NAN)
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{
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}
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void CurveViewCursor::moveTo(double x, double y) {
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m_x = clipped(x, false);
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m_y = clipped(y, true);
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}
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double CurveViewCursor::clipped(double x, bool canBeInfinite) {
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double maxValue = canBeInfinite ? INFINITY : k_maxFloat;
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double clippedX = x > k_maxFloat ? maxValue : x;
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clippedX = clippedX < - k_maxFloat ? -maxValue : clippedX;
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return clippedX;
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}
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}
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