47 lines
1.7 KiB
C++
47 lines
1.7 KiB
C++
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// Copyright Sam Bonifacio. All Rights Reserved.
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#include "UI/AxisLabel.h"
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#include "AutoSettingsError.h"
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#include "InputMappingManager.h"
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void UAxisLabel::InitializeLabel()
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{
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UpdateLabel();
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}
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void UAxisLabel::UpdateLabel_Implementation()
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{
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if(!IsValid(KeyLabel))
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{
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FAutoSettingsError::LogMissingBindWidget(GetClass(), GET_MEMBER_NAME_CHECKED(ThisClass, KeyLabel));
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return;
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}
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const FInputAxisKeyMapping Mapping = UInputMappingManager::Get()->GetPlayerAxisMapping(GetOwningPlayer(), AxisName, Scale, MappingGroup, KeyGroup, bUsePlayerKeyGroup);
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KeyLabel->Key = Mapping.Key;
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KeyLabel->AxisScale = Scale; // Use the scale from the widget, not the mapping. If the mapping is bound to an axis key like a thumbstick, the mapping itself won't have the scale of the widget.
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if(Mapping.Scale != 0.f)
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{
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// This is where it gets a bit weird.
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// Unreal inverts the gamepad right stick Y axis for whatever reason, and from any public communication they don't intend to fix it because of backwards compatibility concerns.
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// Normally, projects with right stick controlling the camera would have LookUpRate bound to Right Stick Y Axis with a scale of -1 to "invert back" the Unreal inversion.
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// So at this point just using the Scale of the mapping widget would be incorrect as an axis "LookUpRate 1" for the "Look Up" binding would result in "Right Stick Down".
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// However, we know that in this case the actual mapping has an inverted scale of -1, so in that case we can use that to flip the scale back and get "Right Stick Up" again.
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// What a garbage fire, right?
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KeyLabel->AxisScale *= Mapping.Scale;
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}
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KeyLabel->IconTags = IconTags;
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KeyLabel->UpdateKeyLabel();
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}
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void UAxisLabel::NativePreConstruct()
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{
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Super::NativePreConstruct();
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UpdateLabel();
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}
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