How to set annotation scale of the viewport with Visual Lisp

With Visual Lisp you can to set many properties of viewports objects but not annotation scale. There is not much resources about it, I found the routine: using lisp to set annotation scale for a viewport which uses ObjectARX to work around lisp limitations but because my lack of C++ skills it didn’t satisfy me. I found out that if the annotation scale of viewport […]

How to find view center point of twisted viewport

In the previous post I described how to set a view center point of the viewport. In this one I will try to explain how to find the right X, Y coordinates in World UCS in twisted viewports. Let’s say we want to set view in the viewport twisted by 60° with view center point in X: 20, […]

How to set view center point of viewport using Visual Lisp

During development of the ViewPortMaster, I faced the problem of, how to align viewports with defined frames in the model space. Most of the properties, like Height, Width, Insertion point, Scale, can be set with the put functions of VLA-Object ->> autodesk ActiveX resources. Unfortunately there is no property of the view center point. In this post […]