GL2PScontext Node1 GL2PScontext + format + sort + options + colorsize + colormode + buffersize + title + producer + filename + boundary and 25 more... Node2 _GL2PSimagemap Node2->Node1 +imagemap_head +imagemap_tail Node2->Node2 +next Node3 GL2PSimage + width + height + format + type + pixels Node3->Node2 +image Node5 GL2PSprimitive + type + numverts + pattern + boundary + offset + culled + factor + width + data Node3->Node5 +image Node4 _GL2PSbsptree2d + plane Node4->Node1 +imagetree Node4->Node4 +front +back Node5->Node1 +primitivetoadd Node6 GL2PSstring + fontsize + str + fontname + alignment + angle Node6->Node5 +text Node7 GL2PSvertex + xyz + rgba Node7->Node1 +lastvertex Node7->Node5 +verts Node8 GL2PScompress + dummy Node8->Node1 +compress Node9 GL2PSlist + nmax + size + incr + n + array Node9->Node1 +pdfgrouplist +auxprimitives +pdfprimlist +primitives