fixed bug in swf_SetFixed(8)

[swftools.git] / lib / rfxswf.c

diff --git a/lib/rfxswf.c b/lib/rfxswf.c
index 1460c35..05f6ad9 100644 (file)
--- a/lib/rfxswf.c
+++ b/lib/rfxswf.c
@@ -261,7 +261,7 @@ double swf_GetFixed(TAG * t)
 }
 void swf_SetFixed(TAG * t, double f)
 {
-  U16 fr = (U16)(f-(int)f)*65536;
+  U16 fr = (U16)((f-(int)f)*65536);
   swf_SetU16(t, fr);
   swf_SetU16(t, (U16)f - (f<0 && fr!=0));
 }
@@ -273,7 +273,7 @@ float swf_GetFixed8(TAG * t)
 }
 void swf_SetFixed8(TAG * t, float f)
 {
-  U8 fr = (U8)(f-(int)f)*256;
+  U8 fr = (U8)((f-(int)f)*256);
   swf_SetU8(t, fr);
   swf_SetU8(t, (U8)f - (f<0 && fr!=0));
 }
@@ -454,6 +454,20 @@ int swf_SetRect(TAG * t,SRECT * r)
   return 0;
 }
 
+SRECT swf_ClipRect(SRECT border, SRECT r)
+{
+    if(r.xmax > border.xmax) r.xmax = border.xmax;
+    if(r.ymax > border.ymax) r.ymax = border.ymax;
+    if(r.xmax < border.xmin) r.xmax = border.xmin;
+    if(r.ymax < border.ymin) r.ymax = border.ymin;
+    
+    if(r.xmin > border.xmax) r.xmin = border.xmax;
+    if(r.ymin > border.ymax) r.ymin = border.ymax;
+    if(r.xmin < border.xmin) r.xmin = border.xmin;
+    if(r.ymin < border.ymin) r.ymin = border.ymin;
+    return r;
+}
+
 void swf_ExpandRect(SRECT*src, SPOINT add)
 {
     if((src->xmin | src->ymin | src->xmax | src->ymax)==0) {
@@ -1282,7 +1296,8 @@ int  swf_WriteSWF2(writer_t*writer, SWF * swf)     // Writes SWF to file, return
 #ifdef INSERT_RFX_TAG
 
   if ((swf->firstTag && swf->firstTag->id != ST_REFLEX) &&
-      (!swf->firstTag->next || swf->firstTag->next->id != ST_REFLEX)) 
+      (!swf->firstTag->next || (swf->firstTag->next->id != ST_REFLEX &&
+      (!swf->firstTag->next->next || (swf->firstTag->next->next->id!=ST_REFLEX)))))
   {
       swf_SetBlock(swf_InsertTagBefore(swf, swf->firstTag,ST_REFLEX),(U8*)"rfx",3);
   }