C

Qt Cluster: Rendering on QNX and INTEGRITY

/**************************************************************************** ** ** Copyright (C) 2022 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the documentation 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 GAUGE_H #define GAUGE_H #include <QQuickItem> #include <QColor> class Gauge : public QQuickItem { Q_OBJECT Q_PROPERTY(qreal value READ value WRITE setValue NOTIFY valueChanged) Q_PROPERTY(qreal angle READ angle NOTIFY angleChanged) Q_PROPERTY(int numVertices READ numVertices WRITE setNumVertices NOTIFY numVerticesChanged) Q_PROPERTY(double fillWidth READ fillWidth WRITE setFillWidth NOTIFY fillWidthChanged) Q_PROPERTY(int radius READ radius WRITE setRadius NOTIFY radiusChanged) Q_PROPERTY(double minAngle READ minAngle WRITE setMinAngle NOTIFY minAngleChanged) Q_PROPERTY(double maxAngle READ maxAngle WRITE setMaxAngle NOTIFY maxAngleChanged) Q_PROPERTY(double minValue READ minValue WRITE setMinValue NOTIFY minValueChanged) Q_PROPERTY(double maxValue READ maxValue WRITE setMaxValue NOTIFY maxValueChanged) Q_PROPERTY(bool doNotFill READ doNotFill WRITE setDoNotFill NOTIFY doNotFillChanged) Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged) public: Gauge(QQuickItem *parent = 0); ~Gauge(); QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *) override; #if QT_VERSION >= 0x060000 void geometryChange(const QRectF &newGeometry, const QRectF &oldGeometry) override; #else void geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry) override; #endif qreal value() const { return m_value; } qreal angle() const { return m_angle; } int numVertices() const { return m_numVertices; } double fillWidth() const { return m_fillWidth; } int radius() const { return m_radius; } double minAngle() const { return m_minAngle; } double maxAngle() const { return m_maxAngle; } double minValue() const { return m_minValue; } double maxValue() const { return m_maxValue; } bool doNotFill() const { return m_doNotFill; } QColor color() const { return m_color; } void setValue(qreal value); void setNumVertices(int numVertices); void setFillWidth(double fillWidth); void setRadius(int radius); void setMinAngle(double minAngle); void setMaxAngle(double maxAngle); void setMinValue(double minValue); void setMaxValue(double maxValue); void setDoNotFill(bool doNotFill); void setColor(QColor color); void setUpdateGeometry(bool updateGeometry); signals: void valueChanged(qreal value); void angleChanged(qreal angle); void numVerticesChanged(int numVertices); void fillWidthChanged(double fillWidth); void radiusChanged(int radius); void minAngleChanged(double minAngle); void maxAngleChanged(double maxAngle); void minValueChanged(double minValue); void maxValueChanged(double maxValue); void doNotFillChanged(bool doNotFill); void colorChanged(QColor color); public slots: private: void calcArc(); void updateValue(); private: qreal m_value; double m_angle; int m_numVertices; double m_fillWidth; int m_radius; bool m_lefttoright; double m_minAngle; double m_maxAngle; double m_minValue; double m_maxValue; bool m_doNotFill; QColor m_color; //Internal double arc_length; double arc_dist_per_vertices; double frontCutDeg; double backCutDeg; double frontCutRad; double backCutRad; float m_cutRad; }; #endif // GAUGE_H