nonkit

Sub GW_DrawGrid
  ' GraphicsWindow | draw grid
  _gw = GraphicsWindow.Width
  _gh = GraphicsWindow.Height
  _c100 = "#66000000"
  _c10 = "#33000000"
  For _x = 0 To _gw Step 10
    If Math.Remainder(_x / 10, 10) = 0 Then
      GraphicsWindow.PenColor = _c100 
    Else

nonkit

Sub FileHelper_ShowError
  ' File Helper | show last errer
  ' param op - oparation name
  ' param indent - indent space if needed
  TextWindow.ForegroundColor = "Yellow"
  TextWindow.WriteLine(indent + op + ":FAILED")
  TextWindow.WriteLine(indent + "LastError:" + File.LastError)
  TextWindow.ForegroundColor = "Gray"
EndSub

nonkit

Sub Sprite_Add
  ' Sprite | add shapes to a sprite
  ' param name - sprite name
  ' param shX, shY - origin of shape array
  ' param scale - to resize 
  ' param shape[] - shape array
  ' param nSprite - number of sprite
  ' return nSprite - updated number of sprite
  ' return sprite[] - sprite array
  Stack.PushValue("local", i)

nonkit

Sub GetShapes()
    ' Get shapes array from PowerPoint VBA
    ' Version 0.4
    ' Copyright (c) 2015-2016 Nonki Takahashi.  The MIT License.
    ' Last update 2016-01-08
    '
    Dim index As Long
    Dim myDocument As Slide
    Dim x(300) As Integer, y(300) As Integer
    Dim xmin As Integer, ymin As Integer

nonkit

Sub Shapes_CalcRotateZoomPos
  ' Shapes | calculate position for rotated and zoomed shape
  ' param["x"], param["y"] - position of a shape
  ' param["width"], param["height"] - size of a shape
  ' param ["cx"], param["cy"] - center of rotation
  ' param ["angle"] - rotate angle
  ' param ["scale"] - zoom scale
  ' return x, y - rotated position of a shape
  _cx = param["x"] + param["width"] / 2
  _cy = param["y"] + param["height"] / 2

nonkit

Sub SB_LineWorkaround
  ' Small Basic | line rotate workaround for SBD
  ' param x, y - coordinate of the position of the line
  ' param x1, y1 - coordinate of the first point
  ' param x2, y2 - coordinate of the second point
  ' param pw - pen width
  ' param alpha - to rotate [degree]
  ' return x, y - workaround value for the coordinate
  Stack.PushValue("local", x)
  Stack.PushValue("local", y)

nonkit

Sub Clock_DateToJD
  ' Clock | convert date to Julian Day
  ' param date - date formatted as YYYY/MM/DD
  ' return jd - Julian Day [day]
  s1 = Text.GetIndexOf(date, "/")
  year = Text.ConvertToUpperCase(Text.GetSubText(date, 1, s1 - 1))
  bc = Text.GetIndexOf(year, "BC")
  If 0 < bc Then
    year = Text.GetSubText(year, 1, bc - 1) + Text.GetSubTextToEnd(year, bc + 2)
    year = -(year - 1)

nonkit

Sub Text_Compare
  ' Text | compare texts with case sensitive option
  ' param["text1"], param["text2"] - to compare
  ' param["caseSensitive"] - "True" if case sensitive
  ' return eq = "True" if text1 = text2
  ' return gt = "True" if text1 > text2
  ' return lt = "True" if text1 < text2
  If param["caseSensitive"] Then
    text1 = param["text1"]
    text2 = param["text2"]

nonkit

Sub Math_CartesianToPolar
  ' Math | convert Cartesian coodinate to polar coordinate
  ' param x, y - Cartesian coordinate
  ' return r, a - polar coordinate (0<=a<360)
  r = Math.SquareRoot(x * x + y * y)
  If x = 0 And y > 0 Then
    a = 90 ' [degree]
  ElseIf x = 0 And y < 0 Then
    a = -90
  ElseIf x = 0 And y = 0 Then

nonkit

Sub Color_Blacken
  ' Color | blacken given color
  ' param c - given color
  ' param rate - 0..1
  ' return c - color blackened
  Color_NameToColor()
  Color_ColorToRGB()
  r = Math.Floor(r * (1 - rate))
  g = Math.Floor(g * (1 - rate))
  b = Math.Floor(b * (1 - rate))