Copyright (C) 1994, Digital Equipment Corp.
INTERFACE GraphVBTExtras;
IMPORT Font, GraphVBT, MG, Point, R2;
<* PRAGMA LL *>
<* LL.sup >= graph.mu for all procedures *>
PROCEDURE GetMG(graph: GraphVBT.T): MG.V;
PROCEDURE WorldPosToPts (graph: GraphVBT.T; READONLY pos: R2.T): R2.T;
PROCEDURE WorldSizeToPts (graph: GraphVBT.T; READONLY size: R2.T): R2.T;
PROCEDURE ScreenPtToWorldPos (graph: GraphVBT.T; READONLY pt: Point.T): R2.T;
PROCEDURE WorldFontFromText (font: TEXT): GraphVBT.WorldFont;
PROCEDURE WorldFontFromFont (font: Font.T): GraphVBT.WorldFont;
PROCEDURE FontFromWorldFont (wf: GraphVBT.WorldFont): Font.T;
END GraphVBTExtras.