fixed some compiler warnings

[swftools.git] / lib / gfxtools.c

diff --git a/lib/gfxtools.c b/lib/gfxtools.c
index f6853da..082eefa 100644 (file)
--- a/lib/gfxtools.c
+++ b/lib/gfxtools.c
@@ -205,8 +205,8 @@ static double get_spline_len(qspline_abc_t*s)
 void gfxtool_draw_dashed_line(gfxdrawer_t*d, gfxline_t*line, float*r, float phase)
 {
     double x=0,y=0;
-    double linepos,nextpos;
-    char on;
+    double linepos = 0,nextpos = 0;
+    char on = 0;
     int apos=0;
 
     if(line && line->type != gfx_moveTo) {
@@ -658,8 +658,8 @@ gfxbbox_t gfxbbox_expand_to_point(gfxbbox_t box, gfxcoord_t x, gfxcoord_t y)
 
 gfxbbox_t gfxbbox_expand_to_bbox(gfxbbox_t box, gfxbbox_t box2)
 {
-    gfxbbox_expand_to_point(box, box2.xmin, box2.ymin);
-    gfxbbox_expand_to_point(box, box2.xmax, box2.ymax);
+    box = gfxbbox_expand_to_point(box, box2.xmin, box2.ymin);
+    box = gfxbbox_expand_to_point(box, box2.xmax, box2.ymax);
     return box;
 }
 
@@ -911,7 +911,7 @@ gfxbbox_t* gfxline_isrectangle(gfxline_t*_l)
     gfxline_t*l = gfxline_clone(_l);
     gfxline_optimize(l);
 
-    double x1,x2,y1,y2;
+    double x1=0,x2=0,y1=0,y2=0;
     int xc=0,yc=0;
     char corners=0;
 
@@ -1054,6 +1054,7 @@ gfxline_t* gfxline_restitch(gfxline_t*line)
                gfxpoint_t xy = {line->x, line->y};
                dict_put(rev, &xy, prev);
                line->next = 0;
+               prev=0;
            }
        }
        line = next;