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#preflight 6272a74d2f6d177be3c6fdda #rb Matt.Kuhlenschmidt #ROBOMERGE-OWNER: Lauren.Barnes #ROBOMERGE-AUTHOR: lauren.barnes #ROBOMERGE-SOURCE: CL 20057269 via CL 20070159 via CL 20072035 via CL 20072203 #ROBOMERGE-BOT: UE5 (Release-Engine-Staging -> Main) (v943-19904690) #ROBOMERGE-CONFLICT from-shelf [CL 20105363 by Lauren Barnes in ue5-main branch]
102 lines
3.2 KiB
C++
102 lines
3.2 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "Customization/BlendParameterDetails.h"
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#include "IDetailsView.h"
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#include "PropertyHandle.h"
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#include "IDetailChildrenBuilder.h"
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#include "DetailWidgetRow.h"
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#include "Animation/BlendSpace.h"
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#define LOCTEXT_NAMESPACE "BlendParameterDetails"
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void FBlendParameterDetails::CustomizeChildren(TSharedRef<IPropertyHandle> StructPropertyHandle, class IDetailChildrenBuilder& ChildBuilder, IPropertyTypeCustomizationUtils& StructCustomizationUtils)
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{
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uint32 NumChildren;
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StructPropertyHandle->GetNumChildren(NumChildren);
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static const FName RangePropertyNames[NumRangeValues] = { GET_MEMBER_NAME_CHECKED(FBlendParameter, Min), GET_MEMBER_NAME_CHECKED(FBlendParameter, Max) };
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for (uint32 ChildIndex = 0; ChildIndex < NumChildren; ++ChildIndex)
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{
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TSharedRef<IPropertyHandle> ChildHandle = StructPropertyHandle->GetChildHandle(ChildIndex).ToSharedRef();
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const FName ChildName = ChildHandle->GetProperty()->GetFName();
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bool bHandled = false;
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// Pick out Min and Max range value properties
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for (int32 RangeValueIndex = 0; RangeValueIndex < NumRangeValues; ++RangeValueIndex)
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{
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bHandled = (ChildName == RangePropertyNames[RangeValueIndex]);
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if ( bHandled )
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{
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RangeProperties[RangeValueIndex] = ChildHandle;
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bValidRangeValue[RangeValueIndex] = true;
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ChildBuilder.AddCustomRow(ChildHandle->GetPropertyDisplayName())
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.NameWidget
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[
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ChildHandle->CreatePropertyNameWidget()
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]
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.ValueWidget
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[
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SAssignNew(RangeBoxes[RangeValueIndex], SNumericEntryBox<float>)
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.AllowSpin(false)
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.Font(FAppStyle::GetFontStyle(TEXT("PropertyWindow.NormalFont")))
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.Value(this, &FBlendParameterDetails::GetRangeValue, RangeValueIndex)
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.OnValueChanged(this, &FBlendParameterDetails::OnRangeNumValueChanged, RangeValueIndex)
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.OnValueCommitted(this, &FBlendParameterDetails::OnRangeNumValueCommitted, RangeValueIndex)
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];
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break;
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}
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}
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if (!bHandled)
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{
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IDetailPropertyRow& Property = ChildBuilder.AddProperty(ChildHandle);
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}
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}
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}
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void FBlendParameterDetails::OnRangeNumValueCommitted(float FloatValue, ETextCommit::Type CommitType, const int32 RangeValueIndex) const
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{
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// Only commit the new value if it is valid
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if (bValidRangeValue[RangeValueIndex])
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{
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RangeProperties[RangeValueIndex]->SetValue(FloatValue);
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}
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}
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void FBlendParameterDetails::OnRangeNumValueChanged(float FloatValue, const int32 RangeValueIndex)
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{
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// Make sure Max stays bigger than Min (and the other way around)
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float OtherValue;
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if (RangeProperties[!RangeValueIndex]->GetValue(OtherValue) == FPropertyAccess::Success)
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{
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bValidRangeValue[RangeValueIndex] = true;
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if (RangeValueIndex == 0 && FloatValue >= OtherValue)
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{
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bValidRangeValue[RangeValueIndex] = false;
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}
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else if ( RangeValueIndex == 1 && FloatValue <= OtherValue )
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{
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bValidRangeValue[RangeValueIndex] = false;
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}
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}
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}
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TOptional<float> FBlendParameterDetails::GetRangeValue(const int32 RangeValueIndex) const
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{
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TOptional<float> ReturnValue;
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float RangeValue = 0.0f;
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if (RangeProperties[RangeValueIndex]->GetValue(RangeValue) == FPropertyAccess::Success)
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{
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ReturnValue = RangeValue;
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}
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return ReturnValue;
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}
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#undef LOCTEXT_NAMESPACE
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