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44 lines
894 B
C++
44 lines
894 B
C++
#include "ScatterCtrl_Demo.h"
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void TabUserEquation::Init()
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{
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CtrlLayout(*this);
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SizePos();
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equation <<= "25 + 10*sin(0.5*x + 5)";
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fromX <<= 0;
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toX <<= 100;
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fromY <<= 0;
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toY <<= 50;
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update.WhenAction = THISBACK(OnUpdate);
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scatter.SetMouseHandling(true, true);
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OnUpdate();
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}
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void TabUserEquation::OnUpdate()
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{
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if (fromX >= toX || fromY >= toY) {
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Exclamation("Wrong limits");
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return;
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}
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userEquation.Init("User equation", equation);
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scatter.RemoveAllSeries();
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scatter.AddSeries(userEquation).Legend(userEquation.GetFullName()).NoMark().Stroke(2);
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scatter.SetXYMin(fromX, fromY);
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scatter.SetRange(toX - fromX, toY - fromY);
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scatter.FitToData(true);
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}
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ScatterDemo *ConstructUserEquation()
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{
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static TabUserEquation tab;
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return &tab;
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}
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INITBLOCK {
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RegisterExample("User equation", ConstructUserEquation, __FILE__);
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}
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