X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=lib%2Fpdf%2FBitmapOutputDev.cc;h=4f88282814f7aea8dda008e7af373b9b8f14ec43;hb=79722aa76968646601b00a472f5c715ae4287f29;hp=ac5744b7ec1559c96128437bdb5cb9669e401c7f;hpb=829935530fee5c47224f49c175ae1964119eb435;p=swftools.git

diff --git a/lib/pdf/BitmapOutputDev.cc b/lib/pdf/BitmapOutputDev.cc
index ac5744b..4f88282 100644
--- a/lib/pdf/BitmapOutputDev.cc
+++ b/lib/pdf/BitmapOutputDev.cc
@@ -417,13 +417,13 @@ GBool BitmapOutputDev::checkNewText(int x1, int y1, int x2, int y2)
    
     msg("<trace> Testing new text data against current bitmap data, state=%s, counter=%d\n", STATE_NAME[layerstate], dbg_btm_counter);
     
-    char filename1[80];
-    char filename2[80];
-    char filename3[80];
-    sprintf(filename1, "state%dboolbitmap_afternewtext.png", dbg_btm_counter);
-    sprintf(filename2, "state%dbooltext_afternewtext.png", dbg_btm_counter);
-    sprintf(filename3, "state%dbitmap_afternewtext.png", dbg_btm_counter);
     if(0) {
+        char filename1[80];
+        char filename2[80];
+        char filename3[80];
+        sprintf(filename1, "state%dboolbitmap_afternewtext.png", dbg_btm_counter);
+        sprintf(filename2, "state%dbooltext_afternewtext.png", dbg_btm_counter);
+        sprintf(filename3, "state%dbitmap_afternewtext.png", dbg_btm_counter);
         msg("<verbose> %s %s %s", filename1, filename2, filename3);
 	writeAlpha(boolpolybitmap, filename1);
 	writeAlpha(booltextbitmap, filename2);
@@ -476,14 +476,13 @@ GBool BitmapOutputDev::checkNewBitmap(int x1, int y1, int x2, int y2)
     /* similar to checkNewText() above, only in reverse */
     msg("<trace> Testing new graphics data against current text data, state=%s, counter=%d\n", STATE_NAME[layerstate], dbg_btm_counter);
 
-    char filename1[80];
-    char filename2[80];
-    char filename3[80];
-    sprintf(filename1, "state%dboolbitmap_afternewgfx.png", dbg_btm_counter);
-    sprintf(filename2, "state%dbooltext_afternewgfx.png", dbg_btm_counter);
-    sprintf(filename3, "state%dbitmap_afternewgfx.png", dbg_btm_counter);
-
     if(0) {
+        char filename1[80];
+        char filename2[80];
+        char filename3[80];
+        sprintf(filename1, "state%dboolbitmap_afternewgfx.png", dbg_btm_counter);
+        sprintf(filename2, "state%dbooltext_afternewgfx.png", dbg_btm_counter);
+        sprintf(filename3, "state%dbitmap_afternewgfx.png", dbg_btm_counter);
         msg("<verbose> %s %s %s", filename1, filename2, filename3);
 	writeAlpha(boolpolybitmap, filename1);
 	writeAlpha(booltextbitmap, filename2);
@@ -563,7 +562,7 @@ GBool BitmapOutputDev::clip0and1differ(int x1,int y1,int x2,int y2)
 	int width8 = (width+7)/8;
 	int height = clip0bitmap->getHeight();
 
-        if(fixBBox(&x1,&y1,&x2,&y2,width,height)) {
+        if(!fixBBox(&x1,&y1,&x2,&y2,width,height)) {
             /* area is outside or null */
             return gFalse;
         }
@@ -576,9 +575,10 @@ GBool BitmapOutputDev::clip0and1differ(int x1,int y1,int x2,int y2)
 
 	for(y=y1;y<y2;y++) {
 	    unsigned char*row1 = &clip0bitmap->getDataPtr()[width8*y+x18];
-	    unsigned char*row2 = &clip1bitmap->getDataPtr()[width8*y+x28];
-	    if(memcmp(row1, row2, x28-x18))
+	    unsigned char*row2 = &clip1bitmap->getDataPtr()[width8*y+x18];
+	    if(memcmp(row1, row2, x28-x18)) {
 		return gTrue;
+            }
 	}
 	return gFalse;
     } else {
@@ -1412,7 +1412,9 @@ void BitmapOutputDev::drawChar(GfxState *state, double x, double y,
    
 	/* calculate the bbox of this character */
 	int x1 = (int)x, x2 = (int)x+1, y1 = (int)y, y2 = (int)y+1;
-	SplashPath*path = clip0dev->getCurrentFont()->getGlyphPath(code);
+        SplashFont*font = clip0dev->getCurrentFont();
+	SplashPath*path = font?font->getGlyphPath(code):NULL;
+
         if(!path) {
             if(code)
                 msg("<error> couldn't create outline for char %d", code);
@@ -1448,6 +1450,7 @@ void BitmapOutputDev::drawChar(GfxState *state, double x, double y,
 		state->setRender(oldrender);
 	    }
 	} else {
+
 	    /* this char is not at all affected by clipping. 
 	       Now just dump out the bitmap we're currently working on, if necessary. */
 	    booltextdev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);