Almond/FractalWidget.h

#ifndef FRACTALWIDGET_H
#define FRACTALWIDGET_H

#include "FractalZoomWidget.h"
#include <QPropertyAnimation>
#include <chrono>


class FractalWidget :
    public FractalZoomWidget
{
    Q_OBJECT

    bool rubberbanding = false;
    QRectF rubberband;

    bool dragging = false;
    float dragX, dragY;

    bool selectingPoint = false;
    float pointX, pointY;

    bool displayInfo = false;

    /// the target of an ongoing animation
    mnd::MandelViewport targetViewport;
    std::chrono::time_point<std::chrono::high_resolution_clock> lastAnimUpdate;
public:
    FractalWidget(QWidget* parent = nullptr);

    void mousePressEvent(QMouseEvent* me) override;
    void mouseMoveEvent(QMouseEvent* me) override;
    void mouseReleaseEvent(QMouseEvent* me) override;
    void wheelEvent(QWheelEvent* we) override;

    virtual void zoom(float factor) override;
    virtual void zoom(float factor, float fx, float fy);

    virtual void setViewport(const mnd::MandelViewport& viewport) override;
    virtual const mnd::MandelViewport& getViewport(void) const override;

    void setDisplayInfo(bool displayInfo);

    void selectJuliaPoint(void);
    void stopSelectingPoint(void);

    virtual void resizeGL(int w, int h) override;
    virtual void paintGL(void) override;

    void drawDisplayInfo(void);
    void drawSelectingPoint(void);
    void drawRubberband(void);

signals:
    void pointSelected(mnd::Real x, mnd::Real y);

private:
    void newAnimation(void);
    void updateAnimations(void);
};

#endif // FRACTALWIDGET_H