| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the demonstration applications of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:BSD$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** BSD License Usage |
| ** Alternatively, you may use this file under the terms of the BSD license |
| ** as follows: |
| ** |
| ** "Redistribution and use in source and binary forms, with or without |
| ** modification, are permitted provided that the following conditions are |
| ** met: |
| ** * Redistributions of source code must retain the above copyright |
| ** notice, this list of conditions and the following disclaimer. |
| ** * Redistributions in binary form must reproduce the above copyright |
| ** notice, this list of conditions and the following disclaimer in |
| ** the documentation and/or other materials provided with the |
| ** distribution. |
| ** * Neither the name of The Qt Company Ltd nor the names of its |
| ** contributors may be used to endorse or promote products derived |
| ** from this software without specific prior written permission. |
| ** |
| ** |
| ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef PATHSTROKE_H |
| #define PATHSTROKE_H |
| |
| #include "arthurwidgets.h" |
| |
| #include <QtWidgets> |
| |
| class PathStrokeRenderer : public ArthurFrame |
| { |
| Q_OBJECT |
| Q_PROPERTY(bool animation READ animation WRITE setAnimation) |
| Q_PROPERTY(qreal penWidth READ realPenWidth WRITE setRealPenWidth) |
| public: |
| enum PathMode { CurveMode, LineMode }; |
| |
| explicit PathStrokeRenderer(QWidget *parent, bool smallScreen = false); |
| |
| void paint(QPainter *) override; |
| void mousePressEvent(QMouseEvent *e) override; |
| void mouseMoveEvent(QMouseEvent *e) override; |
| void mouseReleaseEvent(QMouseEvent *e) override; |
| void timerEvent(QTimerEvent *e) override; |
| bool event(QEvent *e) override; |
| |
| QSize sizeHint() const override { return QSize(500, 500); } |
| |
| bool animation() const { return m_timer.isActive(); } |
| |
| qreal realPenWidth() const { return m_penWidth; } |
| void setRealPenWidth(qreal penWidth) { m_penWidth = penWidth; update(); } |
| |
| signals: |
| void clicked(); |
| |
| public slots: |
| void setPenWidth(int penWidth) { m_penWidth = penWidth / 10.0; update(); } |
| void setAnimation(bool animation); |
| |
| void setFlatCap() { m_capStyle = Qt::FlatCap; update(); } |
| void setSquareCap() { m_capStyle = Qt::SquareCap; update(); } |
| void setRoundCap() { m_capStyle = Qt::RoundCap; update(); } |
| |
| void setBevelJoin() { m_joinStyle = Qt::BevelJoin; update(); } |
| void setMiterJoin() { m_joinStyle = Qt::MiterJoin; update(); } |
| void setSvgMiterJoin() { m_joinStyle = Qt::SvgMiterJoin; update(); } |
| void setRoundJoin() { m_joinStyle = Qt::RoundJoin; update(); } |
| |
| void setCurveMode() { m_pathMode = CurveMode; update(); } |
| void setLineMode() { m_pathMode = LineMode; update(); } |
| |
| void setSolidLine() { m_penStyle = Qt::SolidLine; update(); } |
| void setDashLine() { m_penStyle = Qt::DashLine; update(); } |
| void setDotLine() { m_penStyle = Qt::DotLine; update(); } |
| void setDashDotLine() { m_penStyle = Qt::DashDotLine; update(); } |
| void setDashDotDotLine() { m_penStyle = Qt::DashDotDotLine; update(); } |
| void setCustomDashLine() { m_penStyle = Qt::NoPen; update(); } |
| |
| private: |
| void initializePoints(); |
| void updatePoints(); |
| |
| QBasicTimer m_timer; |
| |
| PathMode m_pathMode; |
| |
| bool m_wasAnimated; |
| |
| qreal m_penWidth; |
| int m_pointCount; |
| int m_pointSize; |
| int m_activePoint; |
| QVector<QPointF> m_points; |
| QVector<QPointF> m_vectors; |
| |
| Qt::PenJoinStyle m_joinStyle; |
| Qt::PenCapStyle m_capStyle; |
| |
| Qt::PenStyle m_penStyle; |
| |
| bool m_smallScreen; |
| QPoint m_mousePress; |
| bool m_mouseDrag; |
| |
| QHash<int, int> m_fingerPointMapping; |
| }; |
| |
| class PathStrokeControls : public QWidget |
| { |
| Q_OBJECT |
| |
| public: |
| PathStrokeControls(QWidget* parent, PathStrokeRenderer* renderer, bool smallScreen); |
| |
| signals: |
| void okPressed(); |
| void quitPressed(); |
| |
| private: |
| PathStrokeRenderer* m_renderer; |
| |
| QGroupBox *m_capGroup; |
| QGroupBox *m_joinGroup; |
| QGroupBox *m_styleGroup; |
| QGroupBox *m_pathModeGroup; |
| |
| void createCommonControls(QWidget* parent); |
| void layoutForDesktop(); |
| void layoutForSmallScreens(); |
| |
| private slots: |
| void emitQuitSignal(); |
| void emitOkSignal(); |
| |
| }; |
| |
| class PathStrokeWidget : public QWidget |
| { |
| Q_OBJECT |
| |
| public: |
| PathStrokeWidget(bool smallScreen); |
| void setStyle(QStyle *style); |
| |
| private: |
| PathStrokeRenderer *m_renderer; |
| PathStrokeControls *m_controls; |
| |
| private slots: |
| void showControls(); |
| void hideControls(); |
| }; |
| |
| #endif // PATHSTROKE_H |