| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only |
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| 3 | |
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| 4 | // |
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| 5 | // W A R N I N G |
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| 6 | // ------------- |
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| 7 | // |
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| 8 | // This file is not part of the QtDataVisualization API. It exists purely as an |
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| 9 | // implementation detail. This header file may change from version to |
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| 10 | // version without notice, or even be removed. |
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| 11 | // |
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| 12 | // We mean it. |
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| 13 | |
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| 14 | #ifndef COLORGRADIENT_P_H |
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| 15 | #define COLORGRADIENT_P_H |
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| 16 | |
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| 17 | #include <private/datavisualizationglobal_p.h> |
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| 18 | #include <QtGui/QColor> |
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| 19 | #include <QtQml/qqml.h> |
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| 20 | |
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| 21 | QT_BEGIN_NAMESPACE |
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| 22 | |
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| 23 | class ColorGradientStop : public QObject |
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| 24 | { |
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| 25 | Q_OBJECT |
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| 26 | |
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| 27 | Q_PROPERTY(qreal position READ position WRITE setPosition NOTIFY positionChanged) |
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| 28 | Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged) |
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| 29 | |
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| 30 | QML_ELEMENT |
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| 31 | QML_ADDED_IN_VERSION(1, 0) |
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| 32 | |
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| 33 | public: |
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| 34 | ColorGradientStop(QObject *parent = 0); |
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| 35 | |
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| 36 | qreal position() const; |
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| 37 | void setPosition(qreal position); |
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| 38 | |
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| 39 | QColor color() const; |
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| 40 | void setColor(const QColor &color); |
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| 41 | |
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| 42 | Q_SIGNALS: |
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| 43 | void positionChanged(qreal position); |
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| 44 | void colorChanged(const QColor &color); |
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| 45 | |
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| 46 | private: |
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| 47 | void updateGradient(); |
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| 48 | |
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| 49 | private: |
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| 50 | qreal m_position; |
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| 51 | QColor m_color; |
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| 52 | }; |
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| 53 | |
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| 54 | class ColorGradient : public QObject |
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| 55 | { |
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| 56 | Q_OBJECT |
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| 57 | |
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| 58 | Q_PROPERTY(QQmlListProperty<ColorGradientStop> stops READ stops) |
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| 59 | Q_CLASSINFO("DefaultProperty" , "stops" ) |
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| 60 | |
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| 61 | QML_ELEMENT |
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| 62 | QML_ADDED_IN_VERSION(1, 0) |
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| 63 | |
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| 64 | public: |
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| 65 | ColorGradient(QObject *parent = 0); |
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| 66 | ~ColorGradient(); |
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| 67 | |
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| 68 | QQmlListProperty<ColorGradientStop> stops(); |
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| 69 | |
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| 70 | void doUpdate(); |
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| 71 | QList<ColorGradientStop *> m_stops; |
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| 72 | |
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| 73 | Q_SIGNALS: |
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| 74 | void updated(); |
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| 75 | }; |
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| 76 | |
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| 77 | QT_END_NAMESPACE |
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| 78 | |
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| 79 | #endif |
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| 80 | |
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