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o3de/Gems/LyShine/Code/Source/UiSliderComponent.h

149 lines
5.5 KiB
C++

/*
* 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 "UiInteractableComponent.h"
#include <LyShine/Bus/UiSliderBus.h>
#include <LyShine/Bus/UiInitializationBus.h>
#include <LyShine/Bus/UiInteractableBus.h>
#include <LyShine/UiComponentTypes.h>
#include <AzCore/Serialization/SerializeContext.h>
#include <AzCore/Math/Vector3.h>
#include <LmbrCentral/Rendering/MaterialAsset.h>
////////////////////////////////////////////////////////////////////////////////////////////////////
class UiSliderComponent
: public UiInteractableComponent
, public UiSliderBus::Handler
, public UiInitializationBus::Handler
{
public: // member functions
AZ_COMPONENT(UiSliderComponent, LyShine::UiSliderComponentUuid, AZ::Component);
UiSliderComponent();
~UiSliderComponent() override;
// UiSliderInterface
float GetValue() override;
void SetValue(float value) override;
float GetMinValue() override;
void SetMinValue(float value) override;
float GetMaxValue() override;
void SetMaxValue(float value) override;
float GetStepValue() override;
void SetStepValue(float step) override;
ValueChangeCallback GetValueChangingCallback() override;
void SetValueChangingCallback(ValueChangeCallback onChange) override;
const LyShine::ActionName& GetValueChangingActionName() override;
void SetValueChangingActionName(const LyShine::ActionName& actionName) override;
ValueChangeCallback GetValueChangedCallback() override;
void SetValueChangedCallback(ValueChangeCallback onChange) override;
const LyShine::ActionName& GetValueChangedActionName() override;
void SetValueChangedActionName(const LyShine::ActionName& actionName) override;
void SetTrackEntity(AZ::EntityId entityId) override;
AZ::EntityId GetTrackEntity() override;
void SetFillEntity(AZ::EntityId entityId) override;
AZ::EntityId GetFillEntity() override;
void SetManipulatorEntity(AZ::EntityId entityId) override;
AZ::EntityId GetManipulatorEntity() override;
// ~UiSliderInterface
// UiInitializationInterface
void InGamePostActivate() override;
// ~UiInitializationInterface
// UiInteractableInterface
bool HandlePressed(AZ::Vector2 point, bool& shouldStayActive) override;
bool HandleReleased(AZ::Vector2 point) override;
bool HandleEnterPressed(bool& shouldStayActive) override;
bool HandleAutoActivation() override;
bool HandleKeyInputBegan(const AzFramework::InputChannel::Snapshot& inputSnapshot, AzFramework::ModifierKeyMask activeModifierKeys) override;
void InputPositionUpdate(AZ::Vector2 point) override;
bool DoesSupportDragHandOff(AZ::Vector2 startPoint) override;
bool OfferDragHandOff(AZ::EntityId currentActiveInteractable, AZ::Vector2 startPoint, AZ::Vector2 currentPoint, float dragThreshold) override;
void LostActiveStatus() override;
// ~UiInteractableInterface
protected: // member functions
// AZ::Component
void Activate() override;
void Deactivate() override;
// ~AZ::Component
// UiInteractableComponent
bool IsAutoActivationSupported() override;
// ~UiInteractableComponent
UiInteractableStatesInterface::State ComputeInteractableState() override;
static void GetProvidedServices(AZ::ComponentDescriptor::DependencyArrayType& provided)
{
provided.push_back(AZ_CRC("UiInteractableService", 0x1d474c98));
provided.push_back(AZ_CRC("UiNavigationService"));
provided.push_back(AZ_CRC("UiStateActionsService"));
}
static void GetIncompatibleServices(AZ::ComponentDescriptor::DependencyArrayType& incompatible)
{
incompatible.push_back(AZ_CRC("UiInteractableService", 0x1d474c98));
incompatible.push_back(AZ_CRC("UiNavigationService"));
incompatible.push_back(AZ_CRC("UiStateActionsService"));
}
static void GetRequiredServices(AZ::ComponentDescriptor::DependencyArrayType& required)
{
required.push_back(AZ_CRC("UiElementService", 0x3dca7ad4));
required.push_back(AZ_CRC("UiTransformService", 0x3a838e34));
}
static void Reflect(AZ::ReflectContext* context);
private: // member functions
AZ_DISABLE_COPY_MOVE(UiSliderComponent);
using EntityComboBoxVec = AZStd::vector< AZStd::pair< AZ::EntityId, AZStd::string > >;
EntityComboBoxVec PopulateChildEntityList();
float GetValueFromPoint(AZ::Vector2 point);
float GetValidDragDistanceInPixels(AZ::Vector2 startPoint, AZ::Vector2 endPoint);
bool CheckForDragOrHandOffToParent(AZ::EntityId currentActiveInteractable, AZ::Vector2 startPoint, AZ::Vector2 currentPoint, float childDragThreshold, bool& handOffDone);
void DoChangedActions();
void DoChangingActions();
private: // static member functions
static bool VersionConverter(AZ::SerializeContext& context,
AZ::SerializeContext::DataElementNode& classElement);
private: // data
float m_value;
float m_minValue;
float m_maxValue;
float m_stepValue;
bool m_isDragging;
bool m_isActive; // true when interactable can be manipulated by key input
ValueChangeCallback m_onValueChanged;
ValueChangeCallback m_onValueChanging;
LyShine::ActionName m_valueChangedActionName;
LyShine::ActionName m_valueChangingActionName;
AZ::EntityId m_trackEntity;
AZ::EntityId m_fillEntity;
AZ::EntityId m_manipulatorEntity;
};