88 lines
2.0 KiB
Standard ML
88 lines
2.0 KiB
Standard ML
signature APP_INIT =
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sig
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val fromWindowWidthAndHeight: int * int * int -> AppType.app_type
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end
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structure AppInit :> APP_INIT =
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struct
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open AppType
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fun helpFromWidthAndHeight
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( windowWidth
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, windowHeight
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, wStart
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, wFinish
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, hStart
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, hFinish
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, numClickPoints
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) : app_type =
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let
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val xClickPoints = ClickPoints.generate (wStart, wFinish, numClickPoints)
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val yClickPoints = ClickPoints.generate (hStart, hFinish, numClickPoints)
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in
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{ mode = AppType.NORMAL_MODE
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, triangles = []
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, triangleStage = NO_TRIANGLE
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, windowWidth = windowWidth
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, windowHeight = windowHeight
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, numClickPoints = numClickPoints
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, xClickPoints = xClickPoints
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, yClickPoints = yClickPoints
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, undo = []
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, redo = []
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, mouseX = 0.0
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, mouseY = 0.0
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, showGraph = true
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, arrowX = 0
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, arrowY = 0
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, openFilePath = ""
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, fileBrowser = Vector.fromList []
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, fileBrowserIdx = 0
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}
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end
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fun fromWindowWidthAndHeight (windowWidth, windowHeight, numClickPoints) =
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if windowWidth = windowHeight then
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helpFromWidthAndHeight
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( windowWidth
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, windowHeight
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, 0
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, windowWidth
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, 0
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, windowHeight
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, numClickPoints
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)
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else if windowWidth > windowHeight then
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let
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val difference = windowWidth - windowHeight
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val wStart = difference div 2
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val wFinish = wStart + windowHeight
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in
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helpFromWidthAndHeight
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( windowWidth
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, windowHeight
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, wStart
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, wFinish
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, 0
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, windowHeight
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, numClickPoints
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)
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end
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else
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let
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val difference = windowHeight - windowWidth
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val hStart = difference div 2
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val hFinish = hStart + windowWidth
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in
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helpFromWidthAndHeight
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( windowWidth
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, windowHeight
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, 0
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, windowWidth
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, hStart
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, hFinish
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, numClickPoints
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)
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end
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end
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