Called when drawing a region begins. The region to be drawn is indicated by @start and @end. The purpose is to allow the implementation to precompute some state before the draw method is called for each cell.
a #cairo_t
a #GdkRectangle
a #GtkTextIter
See Implementation
Called when drawing a region begins. The region to be drawn is indicated by @start and @end. The purpose is to allow the implementation to precompute some state before the draw method is called for each cell.