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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#ifndef XFORM_H
#define XFORM_H
#include "arthurwidgets.h"
#include <QBasicTimer>
#include <QPolygonF>
class HoverPoints;
QT_BEGIN_NAMESPACE
class QLineEdit;
QT_END_NAMESPACE
class XFormView : public ArthurFrame
{
public:
Q_OBJECT
Q_PROPERTY(XFormType type READ type WRITE setType)
Q_PROPERTY(bool animation READ animation WRITE setAnimation)
Q_PROPERTY(qreal shear READ shear WRITE setShear)
Q_PROPERTY(qreal rotation READ rotation WRITE setRotation)
Q_PROPERTY(qreal scale READ scale WRITE setScale)
Q_PROPERTY(QString text READ text WRITE setText)
Q_PROPERTY(QPixmap pixmap READ pixmap WRITE setPixmap)
Q_ENUMS(XFormType)
public:
enum XFormType { VectorType, PixmapType, TextType };
XFormView(QWidget *parent);
void paint(QPainter *) override;
void drawVectorType(QPainter *painter);
void drawPixmapType(QPainter *painter);
void drawTextType(QPainter *painter);
QSize sizeHint() const override { return QSize(500, 500); }
void mousePressEvent(QMouseEvent *e) override;
void resizeEvent(QResizeEvent *e) override;
HoverPoints *hoverPoints() { return m_hoverPoints; }
bool animation() const { return timer.isActive(); }
qreal shear() const { return m_shear; }
qreal scale() const { return m_scale; }
qreal rotation() const { return m_rotation; }
void setShear(qreal s);
void setScale(qreal s);
void setRotation(qreal r);
XFormType type() const;
QPixmap pixmap() const;
QString text() const;
public slots:
void setAnimation(bool animate);
void updateControlPoints(const QPolygonF &);
void changeRotation(int rotation);
void changeScale(int scale);
void changeShear(int shear);
void setText(const QString &);
void setPixmap(const QPixmap &);
void setType(XFormType t);
void setVectorType();
void setPixmapType();
void setTextType();
void reset();
signals:
void rotationChanged(int rotation);
void scaleChanged(int scale);
void shearChanged(int shear);
protected:
void timerEvent(QTimerEvent *e) override;
#if QT_CONFIG(wheelevent)
void wheelEvent(QWheelEvent *) override;
#endif
private:
QPolygonF m_controlPoints{{250, 250}, {350, 250}};
HoverPoints *m_hoverPoints;
qreal m_rotation = 0;
qreal m_scale = 1;
qreal m_shear = 0;
XFormType m_type = VectorType;
QPixmap m_pixmap;
QString m_text;
QBasicTimer timer;
};
class XFormWidget : public QWidget
{
Q_OBJECT
public:
XFormWidget(QWidget *parent);
private:
XFormView *view;
QLineEdit *textEditor;
};
#endif // XFORM_H
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