check if clsss's style is valid when clearing the pen

[tbonfort]

Reporter: assefa Date: 2007/05/06 - 17:40 Latest changes in MapServer with class and styles initialisation were causing MapServer to crash while drawing 24bis images into 8bit output.
I have done the same test with the 4.10.x and there is no issue with it.

--- mapdrawgdal.c (revision 6087)

+++ mapdrawgdal.c (working copy)

@@ -577,8 +577,12 @@

if( gdImg && !truecolor ) { int iClass;

• int iStyle; for( iClass = 0; iClass < layer->numclasses; iClass++ )
• layer->class[iClass]->styles[0]->color.pen = MS_PEN_UNSET;
• {
• for (iStyle=0; iStyleclass[iClass]->numstyles; iStyle++)
• layer->class[iClass]->styles[iStyle]->color.pen = MS_PEN_UNSET;
• } }

[tbonfort]

Author: assefa Date: 2007/05/06 - 17:57 fixed in main trunck fbd2e97fb605052600ba8b083a975d0136eb17a5 (r6096)