5ede5706a8
Change-Id: I46083a9115c199d1ebe024ed5f64b160a27462f1 Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@qt.io>
156 lines
4.9 KiB
C++
156 lines
4.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the demonstration applications of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef XFORM_H
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#define XFORM_H
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#include "arthurwidgets.h"
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#include <QBasicTimer>
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#include <QPolygonF>
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class HoverPoints;
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QT_BEGIN_NAMESPACE
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class QLineEdit;
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QT_END_NAMESPACE
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class XFormView : public ArthurFrame
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{
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public:
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Q_OBJECT
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Q_PROPERTY(XFormType type READ type WRITE setType)
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Q_PROPERTY(bool animation READ animation WRITE setAnimation)
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Q_PROPERTY(qreal shear READ shear WRITE setShear)
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Q_PROPERTY(qreal rotation READ rotation WRITE setRotation)
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Q_PROPERTY(qreal scale READ scale WRITE setScale)
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Q_PROPERTY(QString text READ text WRITE setText)
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Q_PROPERTY(QPixmap pixmap READ pixmap WRITE setPixmap)
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Q_ENUMS(XFormType)
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public:
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enum XFormType { VectorType, PixmapType, TextType };
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XFormView(QWidget *parent);
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void paint(QPainter *) override;
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void drawVectorType(QPainter *painter);
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void drawPixmapType(QPainter *painter);
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void drawTextType(QPainter *painter);
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QSize sizeHint() const override { return QSize(500, 500); }
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void mousePressEvent(QMouseEvent *e) override;
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void resizeEvent(QResizeEvent *e) override;
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HoverPoints *hoverPoints() { return pts; }
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bool animation() const { return timer.isActive(); }
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qreal shear() const { return m_shear; }
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qreal scale() const { return m_scale; }
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qreal rotation() const { return m_rotation; }
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void setShear(qreal s);
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void setScale(qreal s);
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void setRotation(qreal r);
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XFormType type() const;
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QPixmap pixmap() const;
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QString text() const;
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public slots:
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void setAnimation(bool animate);
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void updateCtrlPoints(const QPolygonF &);
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void changeRotation(int rotation);
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void changeScale(int scale);
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void changeShear(int shear);
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void setText(const QString &);
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void setPixmap(const QPixmap &);
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void setType(XFormType t);
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void setVectorType();
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void setPixmapType();
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void setTextType();
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void reset();
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signals:
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void rotationChanged(int rotation);
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void scaleChanged(int scale);
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void shearChanged(int shear);
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protected:
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void timerEvent(QTimerEvent *e) override;
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#if QT_CONFIG(wheelevent)
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void wheelEvent(QWheelEvent *) override;
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#endif
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private:
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QPolygonF ctrlPoints;
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HoverPoints *pts;
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qreal m_rotation;
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qreal m_scale;
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qreal m_shear;
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XFormType m_type;
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QPixmap m_pixmap;
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QString m_text;
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QBasicTimer timer;
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};
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class XFormWidget : public QWidget
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{
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Q_OBJECT
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public:
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XFormWidget(QWidget *parent);
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private:
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XFormView *view;
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QLineEdit *textEditor;
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};
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#endif // XFORM_H
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