[Plplot-cvs] SF.net SVN: plplot:[10416] trunk/drivers/wxwidgets_dc.cpp

[<sm...@us...>]

Revision: 10416
          http://plplot.svn.sourceforge.net/plplot/?rev=10416&view=rev
Author:   smekal
Date:     2009-09-16 07:54:00 +0000 (Wed, 16 Sep 2009)

Log Message:
-----------
Implemented text clipping for wxDC backend.

Modified Paths:
--------------
    trunk/drivers/wxwidgets_dc.cpp

Modified: trunk/drivers/wxwidgets_dc.cpp
===================================================================
--- trunk/drivers/wxwidgets_dc.cpp	2009-09-16 06:40:20 UTC (rev 10415)
+++ trunk/drivers/wxwidgets_dc.cpp	2009-09-16 07:54:00 UTC (rev 10416)
@@ -376,6 +376,17 @@
   /* Calculate the font size (in pixels) */
   fontSize = pls->chrht * VIRTUAL_PIXELS_PER_MM/scaley * 1.3;
   
+  /* Use PLplot core routine to get the corners of the clipping rectangle */
+  PLINT rcx[4], rcy[4];
+  difilt_clip(rcx, rcy);
+
+	wxPoint cpoints[4];
+	for( int i=0; i<4; i++ ) {
+		cpoints[i].x = rcx[i]/scalex;
+		cpoints[i].y = height-rcy[i]/scaley;
+	}		
+	wxDCClipper clip( *m_dc, wxRegion(4, cpoints) );
+
   /* calculate rotation of text */
   plRotationShear( args->xform, &rotation, &shear, &stride );
   rotation -= pls->diorot * M_PI / 2.0;


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