Small Basic Known Issue: 21691 - Rectangle and Ellipse Become Smaller in Remote
Introduction
Series of know issues articles are showing known issue itself about Small Basic and it's workaround. In this article, local means Small Basic IDE environment and remote means internet browser environment with Silverlight add-in.
Phenomenon
GraphicsWindow.DrawRectangle() and GraphicsWindow.DrawEllipse() draw shapes GraphicsWindow.PenWidth smaller than original in remote. Picture 1 shows a rectangle and an ellipse in local. Picture 2 shows the same result in remote.
Picture 1 - Result in Local
Picture 2 - Result in Remote
Workaround
To avoid this issue, adjust x, y, width and height as follows.
'Original
GraphicsWindow.PenWidth = pw
GraphicsWindow.DrawRectangle(x, y, width, height)
'Adjusted
GraphicsWindow.PenWidth = pw
If silverlight Then
GraphicsWindow.DrawRectangle(x - pw / 2, y - pw / 2, width + pw, height + pw) ' for remote
Else
GraphicsWindow.DrawRectangle(x, y, width, height) ' for local
EndIf
Sample Program
http://smallbasic.com/program/?VLB465