All of these functions uses variable stdrast which will is initialized by opening window with OpenW() function or via SetStdRast() function.


• Colour(a,b=-1)
  This functions sets default colour <a> and <b> (<b> is currently useless)
  
  
• Plot(x,y,c=-1)
  This function draws pixel coloured with colour <c>, if no colour specified, default colour will be used.
  
  
• Line(xa,ya,xb,yb,c=-1)
  This functions draws line from <xa>,<ya> to <xb>,<yb> by colour <c>, if colour not specified default colour will be used.
  
  
• Box(xa,ya,xb,yb,c=-1)
  This functions draws rectangle from <xa>,<ya> to <xb>,<yb> by colour <c>, if colour not specified default colour will be used.
  
  
• Circle(x,y,r,c=-1)
  This function draws circle with center on coords <x>,<y> and with radius <r> coloured with colour <c>, if no colour specified, default colour will be used.
  
  
• Ellipse(x,y,rx,ry,c=-1)
  This function draws circle with center on coords <x>,<y> and with radiuses <rx> and <ry> coloured with colour <c>, if no colour specified, default colour will be used.
  
  
• SetColour(s,n,r,g,b)
  This function sets colour <n> of screen <s> to value given by <r>,<g>,<b>.