72 lines
1.7 KiB
C++
72 lines
1.7 KiB
C++
#ifndef RENDERAREA_H
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#define RENDERAREA_H
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#include <QWidget>
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#include <QPen>
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class RenderArea : public QWidget
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{
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Q_OBJECT
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public:
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explicit RenderArea(QWidget *parent = nullptr);
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QSize minimumSizeHint() const Q_DECL_OVERRIDE;
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QSize sizeHint() const Q_DECL_OVERRIDE;
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enum ShapesType{
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Astroid,
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Cycloid,
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HuygensCycloid,
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HypoCycloid,
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Line,
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Circle,
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Ellipse,
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Fancy,
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Starfish
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};
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void setBackgroundColor(QColor color) { mBackgroundColour = color; }
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QColor backgroundColor() const { return mBackgroundColour; }
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void setShapeColor(QColor color) { mPen.setColor(color); }
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QColor shapeColor() const { return mPen.color(); }
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void setShape(ShapesType shape) { mShape = shape; OnShapeChanged(); }
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ShapesType shape() const { return mShape; }
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void setInternalLenght(double l){mIntervalLenght=l;repaint();}
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double intervalLenght() const {return mIntervalLenght;}
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void setScale(double s){mScale=s;repaint();}
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double scale() const {return mScale;}
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void setStepCount(int s){mStepCount=s;repaint();}
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int stepCount() const {return mStepCount;}
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signals:
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protected:
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void paintEvent(QPaintEvent* event) Q_DECL_OVERRIDE;
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public slots:
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private:
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void OnShapeChanged();
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QPointF Compute(double t);
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QPointF ComputeAstroid(double t);
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QPointF ComputeCycloid(double t);
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QPointF ComputeHuygens(double t);
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QPointF ComputeHypo(double t);
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QPointF ComputeLine(double t);
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QPointF ComputeCircle(double t);
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QPointF ComputeEllipse(double t);
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QPointF ComputeFancy(double t);
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QPointF ComputeStarfish(double t);
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QColor mBackgroundColour;
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ShapesType mShape;
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QPen mPen;
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double mScale,mIntervalLenght;
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int mStepCount;
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};
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#endif // RENDERAREA_H
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