Steve Pham
38261d0800
* Updated all copyright headers to split the longer original copyright line into 2 shorter lines Signed-off-by: Steve Pham <spham@amazon.com>
90 lines
3.5 KiB
C++
90 lines
3.5 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#pragma once
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#if !defined(Q_MOC_RUN)
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#include <AzQtComponents/AzQtComponentsAPI.h>
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#include <AzQtComponents/Components/Widgets/Slider.h>
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#include <AzCore/std/functional.h>
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#include <QSlider>
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#endif
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namespace AzQtComponents
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{
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class Style;
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class AZ_QT_COMPONENTS_API GradientSlider
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: public QSlider
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{
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Q_OBJECT
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Q_PROPERTY(int decimals READ decimals WRITE setDecimals)
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Q_PROPERTY(int toolTipOffsetX READ toolTipOffsetX WRITE setToolTipOffsetX)
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Q_PROPERTY(int toolTipOffsetY READ toolTipOffsetY WRITE setToolTipOffsetY)
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public:
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using ColorFunction = AZStd::function<QColor(qreal)>;
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using ToolTipFunction = AZStd::function<QString(qreal)>;
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explicit GradientSlider(Qt::Orientation orientation, QWidget* parent = nullptr);
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explicit GradientSlider(QWidget* parent = nullptr);
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~GradientSlider() override;
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void setColorFunction(ColorFunction colorFunction);
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void setToolTipFunction(ToolTipFunction toolTipFunction);
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void updateGradient();
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int decimals() const { return m_decimals; }
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void setDecimals(int decimals) { m_decimals = decimals; }
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QPoint toolTipOffset() const { return m_toolTipOffset; }
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void setToolTipOffset(const QPoint& toolTipOffset) { m_toolTipOffset = toolTipOffset; }
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int toolTipOffsetX() const { return m_toolTipOffset.x(); }
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void setToolTipOffsetX(int toolTipOffsetX) { m_toolTipOffset.setX(toolTipOffsetX); }
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int toolTipOffsetY() const { return m_toolTipOffset.y(); }
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void setToolTipOffsetY(int toolTipOffsetY) { m_toolTipOffset.setY(toolTipOffsetY); }
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bool GetIgnoreWheelEvents() const;
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void SetIgnoreWheelEvents(bool shouldIgnore);
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QColor colorAt(qreal position) const;
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protected:
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void resizeEvent(QResizeEvent* e) override;
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void keyPressEvent(QKeyEvent* e) override;
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void mouseMoveEvent(QMouseEvent* e) override;
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void wheelEvent(QWheelEvent* e) override;
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private:
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friend class Slider;
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static const char* s_gradientSliderClass;
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// methods called by Slider
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static int sliderThickness(const Style* style, const QStyleOption* option, const QWidget* widget, const Slider::Config& config);
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static int sliderLength(const Style* style, const QStyleOption* option, const QWidget* widget, const Slider::Config& config);
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static QRect sliderHandleRect(const Style* style, const QStyleOptionSlider* option, const QWidget* widget, const Slider::Config& config);
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static QRect sliderGrooveRect(const Style* style, const QStyleOptionSlider* option, const QWidget* widget, const Slider::Config& config);
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static bool drawSlider(const Style* style, const QStyleOptionSlider* option, QPainter* painter, const QWidget* widget, const Slider::Config& config);
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// internal methods
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void initGradientColors();
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QBrush gradientBrush() const;
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AZ_PUSH_DISABLE_DLL_EXPORT_MEMBER_WARNING
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ColorFunction m_colorFunction;
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ToolTipFunction m_toolTipFunction;
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AZ_POP_DISABLE_DLL_EXPORT_MEMBER_WARNING
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QLinearGradient m_gradient;
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QPoint m_toolTipOffset;
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int m_decimals = 7;
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bool m_ignoreWheelEvents = false;
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};
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} // namespace AzQtComponents
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