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>
103 lines
2.7 KiB
C++
103 lines
2.7 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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#include <AzCore/PlatformDef.h>
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// qbrush.h(118): warning C4251: 'QBrush::d': class 'QScopedPointer<QBrushData,QBrushDataPointerDeleter>' needs to have dll-interface to be used by clients of class 'QBrush'
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AZ_PUSH_DISABLE_WARNING(4251, "-Wunknown-warning-option")
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#include <QBrush>
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#include <QGraphicsItem>
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#include <QPen>
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#include <QTransform>
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AZ_POP_DISABLE_WARNING
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#include <AzCore/Component/TickBus.h>
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#include <AzCore/Math/Vector2.h>
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#include <AzCore/std/chrono/types.h>
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#include <GraphCanvas/GraphicsItems/GraphicsEffect.h>
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namespace GraphCanvas
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{
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namespace Styling
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{
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class StyleHelper;
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}
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class ParticleConfiguration
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{
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public:
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enum class Shape
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{
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Circle,
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Square
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};
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Shape m_particleShape = Shape::Square;
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const Styling::StyleHelper* m_styleHelper = nullptr;
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QColor m_color;
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AZStd::chrono::milliseconds m_lifespan = AZStd::chrono::milliseconds(250);
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bool m_rotate = false;
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float m_rotationSpeed = 0.0f;
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bool m_alphaFade = false;
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AZStd::chrono::milliseconds m_fadeTime = AZStd::chrono::milliseconds(250);
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float m_alphaStart = 1.0f;
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float m_alphaEnd = 0.0f;
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bool m_hasGravity = false;
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QPointF m_initialImpulse = QPoint(0,0);
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QRectF m_boundingArea;
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float m_initialRotation = 0.0f;
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int m_zValue = 0;
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};
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class ParticleGraphicsItem
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: public GraphicsEffect<QGraphicsItem>
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, public AZ::TickBus::Handler
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, public AZ::SystemTickBus::Handler
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{
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public:
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AZ_CLASS_ALLOCATOR(ParticleGraphicsItem, AZ::SystemAllocator, 0);
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ParticleGraphicsItem(const ParticleConfiguration& particleConfiguration);
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~ParticleGraphicsItem();
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// TickBus
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void OnTick(float deltaTime, AZ::ScriptTimePoint timePoint) override;
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////
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// SystemTickBus
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void OnSystemTick() override;
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////
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// GraphicsItem
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QRectF boundingRect() const override;
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void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget = nullptr) override;
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////
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private:
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ParticleConfiguration m_configuration;
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float m_elapsedDuration;
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QPointF m_impulse;
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QRectF m_boundingRect;
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QPainterPath m_clipPath;
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};
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}
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