111 lines
4.4 KiB
Lua
111 lines
4.4 KiB
Lua
WidgetLibrary = WidgetLibrary or {}
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--- 设置
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---@param widget UUserWidget
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---@param offset float
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function WidgetLibrary.SetWidgetToRightBorder(widget, offset)
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if not widget then return end
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local slot = WidgetLayoutLibrary.SlotAsCanvasSlot(widget)
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slot:SetAnchors({ Minimum = { X = 1, Y = 0 }, Maximum = { X = 1, Y = 0 } })
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slot:SetAlignment({ X = 1, Y = 0 })
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local offsets = slot:GetOffsets()
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slot:SetOffsets({ Left = offset, Right = offsets.Right, Bottom = offsets.Bottom, Top = offsets.Top })
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end
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--- 为防止被清除做出的全局处理
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function WidgetLibrary.BindButtonClicked(TargetButton, Func, Obj)
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TargetButton.OnClicked:Add(Func, Obj)
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end
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--- 为防止被清除做出的全局处理
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function WidgetLibrary.BindButtonPressed(TargetButton, Func, Obj)
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TargetButton.OnPressed:Add(Func, Obj)
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end
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--- 为防止被清除做出的全局处理
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function WidgetLibrary.BindButtonReleased(TargetButton, Func, Obj)
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TargetButton.OnReleased:Add(Func, Obj)
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end
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--- 绑定UI文本
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function WidgetLibrary.TextBlockBindingPropertyText(TargetTextBlock, Func, Obj)
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TargetTextBlock:BindingProperty("Text", Func, Obj)
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end
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function WidgetLibrary.BindingPropertyChange(DelegationPropertyName, TargetWidgetItem, Func, Obj)
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TargetWidgetItem:BindingProperty(DelegationPropertyName, Func, Obj)
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end
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--- 直接绑定按键点击打开WidgetManager的页面
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function WidgetLibrary.ButtonOnClickShowPanel(TargetButton, UIType, bIsShow)
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if bIsShow == nil then
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bIsShow = true
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end
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TargetButton.OnClicked:Add(
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function()
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if bIsShow then
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WidgetManager:ShowPanel(UIType, false)
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else
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WidgetManager:ClosePanel(UIType)
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end
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end
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)
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end
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function WidgetLibrary.SliderOnValueChanged(Slider, Func, Obj)
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Slider.OnValueChanged:Add(Func, Obj)
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end
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--- Widget对齐到世界坐标
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---@ActorPos Vector
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---@param CanvasSlot UCanvasPanelSlot
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function WidgetLibrary.SetWidgetAlignToWorldPosition(ActorPos, CanvasSlot)
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local IsOnScreen, WidgetPosition = WidgetLayoutLibrary.ProjectWorldLocationToWidgetPosition(UGCSystemLibrary.GetLocalPlayerController(), ActorPos, {X = 0, Y = 0});
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-- 获取屏幕视口尺寸信息
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local VPSize = WidgetLayoutLibrary.GetViewportSize(UGCSystemLibrary.GetLocalPlayerController())
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local VPScale = WidgetLayoutLibrary.GetViewportScale(UGCSystemLibrary.GetLocalPlayerController())
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local WidgetSize = VectorHelper.MulNumber2D(VPSize, 1 / VPScale)
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-- 获取插槽尺寸信息
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local CompSize = CanvasSlot:GetSize()
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local MidCompSize = VectorHelper.MulNumber2D(CompSize, 0.5)
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-- 获取移动位置范围
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local TargetPosMin = MidCompSize
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local TargetPosMax = VectorHelper.Sub2D(WidgetSize, MidCompSize)
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local TargetDir = nil
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-- Actor判断是否在视锥范围内
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if not (IsOnScreen and VectorHelper.Vector2DInRange(WidgetPosition, TargetPosMin, TargetPosMax)) then
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-- 获取目标位置到相机的向量映射到相机平面的向量
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local LocalCamera = UGCSystemLibrary.GetLocalPlayerController().PlayerCameraManager
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local CameraPos = LocalCamera:K2_GetActorLocation()
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local CameraForward = LocalCamera:GetActorForwardVector()
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local ActorToCameraVector = VectorHelper.Sub(ActorPos, CameraPos)
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local PlaneVector = KismetMathLibrary.ProjectVectorOnToPlane(ActorToCameraVector, CameraForward)
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-- 将平面向量旋转至原点
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local RotatorPlaneVector = KismetMathLibrary.NegateRotator(KismetMathLibrary.Conv_VectorToRotator(CameraForward))
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local NormalPlaneVector = KismetMathLibrary.GreaterGreater_VectorRotator(PlaneVector, RotatorPlaneVector)
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-- 获取屏幕的方向向量
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TargetDir = {X = NormalPlaneVector.Y, Y = -NormalPlaneVector.Z}
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TargetDir = VectorHelper.MulNumber2D(TargetDir, 1 / VectorHelper.Length2D(TargetDir))
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-- 判断屏幕及方向向量的斜率
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if math.abs(TargetDir.Y / TargetDir.X) < WidgetSize.Y / WidgetSize.X then
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WidgetPosition.X = ((TargetDir.X < 0) and TargetPosMin.X or TargetPosMax.X)
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WidgetPosition.Y = ((WidgetSize.X / 2 - MidCompSize.X) / math.abs(TargetDir.X) * TargetDir.Y + WidgetSize.Y / 2)
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else
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WidgetPosition.Y = ((TargetDir.Y < 0) and TargetPosMin.Y or TargetPosMax.Y)
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WidgetPosition.X = ((WidgetSize.Y - MidCompSize.Y) / 2 / math.abs(TargetDir.Y) * TargetDir.X + WidgetSize.X / 2)
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end
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end
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return WidgetPosition, TargetDir
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end
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