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- /*
- * Copyright (c) Contributors to the Open 3D Engine Project.
- * For complete copyright and license terms please see the LICENSE at the root of this distribution.
- *
- * SPDX-License-Identifier: Apache-2.0 OR MIT
- *
- */
- #pragma once
- #include "VirtualGamepadThumbStickRequestBus.h"
- #include <LyShine/Bus/UiInteractableBus.h>
- #include <AzCore/Component/Component.h>
- ////////////////////////////////////////////////////////////////////////////////////////////////////
- namespace VirtualGamepad
- {
- ////////////////////////////////////////////////////////////////////////////////////////////////
- class VirtualGamepadThumbStickComponent : public AZ::Component
- , public UiInteractableBus::Handler
- , public VirtualGamepadThumbStickRequestBus::Handler
- {
- public:
- ////////////////////////////////////////////////////////////////////////////////////////////
- // AZ::Component Setup
- AZ_COMPONENT(VirtualGamepadThumbStickComponent, "{F3B59A92-BD6F-9CEC-A751-2EBC699992C5}", AZ::Component);
- ////////////////////////////////////////////////////////////////////////////////////////////
- // AZ::ComponentDescriptor Services
- static void GetProvidedServices(AZ::ComponentDescriptor::DependencyArrayType& provided);
- static void GetIncompatibleServices(AZ::ComponentDescriptor::DependencyArrayType& incompatible);
- static void GetRequiredServices(AZ::ComponentDescriptor::DependencyArrayType& required);
- static void GetDependentServices(AZ::ComponentDescriptor::DependencyArrayType& dependent);
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref AZ::ComponentDescriptor::Reflect
- static void Reflect(AZ::ReflectContext* context);
- protected:
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref AZ::Component::Init
- void Init() override;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref AZ::Component::Activate
- void Activate() override;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref AZ::Component::Deactivate
- void Deactivate() override;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref UiInteractableInterface::CanHandleEvent
- bool CanHandleEvent(AZ::Vector2 point) override;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref UiInteractableInterface::HandlePressed
- bool HandlePressed(AZ::Vector2 point, bool& shouldStayActive) override;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref UiInteractableInterface::HandleReleased
- bool HandleReleased(AZ::Vector2 point) override;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref UiInteractableInterface::HandleMultiTouchPressed
- bool HandleMultiTouchPressed(AZ::Vector2 point, int multiTouchIndex) override;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref UiInteractableInterface::HandleMultiTouchReleased
- bool HandleMultiTouchReleased(AZ::Vector2 point, int multiTouchIndex) override;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref UiInteractableInterface::InputPositionUpdate
- void InputPositionUpdate(AZ::Vector2 point) override;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref UiInteractableInterface::MultiTouchPositionUpdate
- void MultiTouchPositionUpdate(AZ::Vector2 point, int multiTouchIndex) override;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref UiInteractableInterface::HandleHoverStart
- void HandleHoverStart() override {}
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref UiInteractableInterface::HandleHoverEnd
- void HandleHoverEnd() override {}
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref UiInteractableInterface::GetIsAutoActivationEnabled
- bool GetIsAutoActivationEnabled() override { return false; }
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref UiInteractableInterface::SetIsAutoActivationEnabled
- void SetIsAutoActivationEnabled(bool) override {}
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! \ref VirtualGamepad::VirtualGamepadThumbStickRequests::GetCurrentAxisValuesNormalized
- AZ::Vector2 GetCurrentAxisValuesNormalized() const override;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! Called when any touch is pressed
- //! \param[in] viewportPositionPixels The viewport position of the touch in pixels
- //! \param[in] touchIndex The touch index (0 based)
- //! \return True if the touch was handled, false otherwise
- bool OnAnyTouchPressed(AZ::Vector2 viewportPositionPixels, int touchIndex);
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! Called when any touch is released
- //! \param[in] viewportPositionPixels The viewport position of the touch in pixels
- //! \param[in] touchIndex The touch index (0 based)
- //! \return True if the touch was handled, false otherwise
- bool OnAnyTouchReleased(AZ::Vector2 viewportPositionPixels, int touchIndex);
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! Called when any touch position is updated
- //! \param[in] viewportPositionPixels The viewport position of the touch in pixels
- //! \param[in] touchIndex The touch index (0 based)
- void OnAnyTouchPositionUpdate(AZ::Vector2 viewportPositionPixels, int touchIndex);
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! Get all potentially assignable input channel names
- AZStd::vector<AZStd::string> GetAssignableInputChannelNames() const;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! Get all child entity id/name pairs
- AZStd::vector<AZStd::pair<AZ::EntityId, AZStd::string>> GetChildEntityIdNamePairs() const;
- private:
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! The input channel that will be updated when the user interacts with this virtual control
- AZStd::string m_assignedInputChannelName;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! The ui element that will be drawn at the centre of the virtual thumb-stick while active
- AZ::EntityId m_thumbStickImageCentre;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! The ui element that will be drawn at the radius of the virtual thumb-stick while active
- AZ::EntityId m_thumbStickImageRadial;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! The default viewport position of the virtual thumb-stick in pixels
- AZ::Vector2 m_defaultViewportPositionPixels;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! The current viewport position of the virtual thumb-stick in pixels
- AZ::Vector2 m_currentViewportPositionPixels;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! The current virtual thumb-stick axis values normalized
- AZ::Vector2 m_currentAxisValuesNormalized;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! The pixel radius of the virtual thumb-stick in pixels
- float m_thumbStickPixelRadius;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! The index of the currently active touch index
- int m_activeTouchIndex;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! Whether or not to centre the virtual thumb-stick when it is pressed
- bool m_centreWhenPressed = true;
- ////////////////////////////////////////////////////////////////////////////////////////////
- //! Whether or not to adjust the position of the virtual thumb-stick while it is pressed, so
- //! that the pressed finger will always remain within the radius of the thumb-stick image.
- bool m_adjustPositionWhilePressed = true;
- };
- } // namespace VirtualGamepad
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