102 lines
1.8 KiB
Text
102 lines
1.8 KiB
Text
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' Gambas class file
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Static Private All As New CAnimation[]
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Event Stop
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Property Read Object As Object
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Private $hObject As Object
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Private $sProperty As String
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Private $fTarget As Float
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Private $fTime As Float
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Private $hTimer As Timer
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Static Public Sub Start(hObject As Control, sProperty As String, fTarget As Float, iTime As Integer, Optional hParent As Object)
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Dim hAnim As CAnimation
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Dim aStop As New CAnimation[]
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For Each hAnim In All
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If hAnim.Object = hObject Then aStop.Add(hAnim)
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Next
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For Each hAnim In aStop
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hAnim.Stop
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Next
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hAnim = New CAnimation(hObject, sProperty, fTarget, iTime)
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All.Add(hAnim)
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If hParent Then Object.Attach(hAnim, hParent, "Animation")
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End
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Static Public Sub Exit()
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While All.Count
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All[0].Stop
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Wend
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End
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Public Sub _new(hObject As Control, sProperty As String, fTarget As Float, iTime As Integer)
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'Debug hObject.Tag;; sProperty;; fTarget
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$hObject = hObject
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$sProperty = sProperty
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$fTarget = fTarget
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$fTime = Timer + iTime / 1000
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$hTimer = New Timer As "Timer"
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$hTimer.Delay = 50
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$hTimer.Start
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End
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Public Sub Timer_Timer()
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Dim fValue As Float
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Dim iSign As Integer
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Dim fDiff As Float
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fValue = Object.GetProperty($hObject, $sProperty)
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iSign = Sgn($fTarget - fValue)
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fDiff = $fTime - Timer
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fValue += ($fTarget - fValue) / (1000 * fDiff / $hTimer.Delay)
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If fDiff <= 0 Or If iSign = 0 Or If iSign > 0 And fValue >= $fTarget Or If iSign < 0 And fValue <= $fTarget Then
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Object.SetProperty($hObject, $sProperty, $fTarget)
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{Stop}
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Else
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Object.SetProperty($hObject, $sProperty, fValue)
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Endif
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Catch
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{Stop}
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End
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Public Sub Stop()
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$hTimer.Stop
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$hTimer = Null
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$hObject = Null
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All.Remove(All.Find(Me))
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Raise Stop
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End
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Private Function Object_Read() As Object
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Return $hObject
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End
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