From 687def0f4060cf9e48dba017316314c05f7b0480 Mon Sep 17 00:00:00 2001
From: Matthias Kramm <kramm@quiss.org>
Date: Thu, 18 Feb 2010 12:04:16 -0800
Subject: [PATCH] fixed bugs in ttf generator

---
 lib/gfxfont.c   |   23 +++++++++++++----------
 lib/ttf.c       |   16 ++++++++--------
 src/Makefile.in |    2 +-
 3 files changed, 22 insertions(+), 19 deletions(-)

diff --git a/lib/gfxfont.c b/lib/gfxfont.c
index cc6c62c..8e39272 100644
--- a/lib/gfxfont.c
+++ b/lib/gfxfont.c
@@ -553,6 +553,7 @@ ttf_t* gfxfont_to_ttf(gfxfont_t*font)
 	dest->num_points = count;
 	dest->points = rfx_calloc(count*sizeof(ttfpoint_t));
 	count = 0;
+	line = src->line;
 	while(line) {
 	    if(line->type == gfx_splineTo) {
 		dest->points[count].x = line->sx*scale;
@@ -570,6 +571,8 @@ ttf_t* gfxfont_to_ttf(gfxfont_t*font)
 	    count++;
 	    line=line->next;
 	}
+	if(count)
+	    dest->points[count-1].flags |= GLYPH_CONTOUR_END;
 
 	/* compute bounding box */
 	int s;
@@ -578,13 +581,13 @@ ttf_t* gfxfont_to_ttf(gfxfont_t*font)
 	    dest->ymin = dest->ymax = dest->points[0].y;
 	    for(s=1;s<count;s++) {
 		if(dest->points[s].x < dest->xmin) 
-		    dest->xmin = dest->points[0].x;
-		if(dest->points[s].y < dest->xmin) 
-		    dest->xmin = dest->points[0].y;
-		if(dest->points[s].x > dest->xmin) 
-		    dest->xmax = dest->points[0].x;
-		if(dest->points[s].y > dest->xmin) 
-		    dest->ymax = dest->points[0].y;
+		    dest->xmin = dest->points[s].x;
+		if(dest->points[s].y < dest->ymin) 
+		    dest->ymin = dest->points[s].y;
+		if(dest->points[s].x > dest->xmax) 
+		    dest->xmax = dest->points[s].x;
+		if(dest->points[s].y > dest->ymax) 
+		    dest->ymax = dest->points[s].y;
 	    }
 	}
 
@@ -594,7 +597,7 @@ ttf_t* gfxfont_to_ttf(gfxfont_t*font)
     }
     ttf->unicode_size = max_unicode+1;
     ttf->unicode = rfx_calloc(sizeof(unicode_t)*ttf->unicode_size);
-    for(t=0;t<ttf->num_glyphs;t++) {
+    for(t=0;t<font->num_glyphs;t++) {
 	gfxglyph_t*src = &font->glyphs[t];
 	int u = font->glyphs[t].unicode;
 	if(u>=0)
@@ -602,9 +605,9 @@ ttf_t* gfxfont_to_ttf(gfxfont_t*font)
     }
     int u;
     for(u=0;u<font->max_unicode;u++) {
-	int g = font->unicode2glyph[t];
+	int g = font->unicode2glyph[u];
 	if(g>=0) {
-	    ttf->unicode[u] = g;
+	    ttf->unicode[u] = g+offset;
 	}
     }
     ttf->ascent = font->ascent;
diff --git a/lib/ttf.c b/lib/ttf.c
index c17b631..c262009 100644
--- a/lib/ttf.c
+++ b/lib/ttf.c
@@ -268,10 +268,10 @@ static table_head_t*head_new(ttf_t*ttf)
 	head->xmax = ttf->glyphs[0].xmax;
 	head->ymax = ttf->glyphs[0].ymax;
 	for(t=1;t<ttf->num_glyphs;t++) {
-	    if(ttf->glyphs[0].xmin < head->xmin) head->xmin = ttf->glyphs[0].xmin;
-	    if(ttf->glyphs[0].ymin < head->ymin) head->ymin = ttf->glyphs[0].ymin;
-	    if(ttf->glyphs[0].xmax > head->xmax) head->xmax = ttf->glyphs[0].xmax;
-	    if(ttf->glyphs[0].ymax > head->ymax) head->ymax = ttf->glyphs[0].ymax;
+	    if(ttf->glyphs[t].xmin < head->xmin) head->xmin = ttf->glyphs[t].xmin;
+	    if(ttf->glyphs[t].ymin < head->ymin) head->ymin = ttf->glyphs[t].ymin;
+	    if(ttf->glyphs[t].xmax > head->xmax) head->xmax = ttf->glyphs[t].xmax;
+	    if(ttf->glyphs[t].ymax > head->ymax) head->ymax = ttf->glyphs[t].ymax;
 	}
     }
     head->macStyle = 0;
@@ -705,10 +705,10 @@ static table_hea_t*hea_new(ttf_t*ttf)
 	for(t=0;t<ttf->num_glyphs;t++) {
 	    if(ttf->glyphs[t].advance > hea->advanceWidthMax)
 	        hea->advanceWidthMax = ttf->glyphs[t].advance;
-	    if(ttf->glyphs[t].xmin < ttf->hea->minLeftSideBearing)
-	        ttf->hea->minLeftSideBearing = ttf->glyphs[t].xmin;
-	    if(ttf->glyphs[t].xmax < ttf->hea->minRightSideBearing)
-	        ttf->hea->minRightSideBearing = ttf->glyphs[t].xmax;
+	    if(ttf->glyphs[t].xmin < hea->minLeftSideBearing)
+	        hea->minLeftSideBearing = ttf->glyphs[t].xmin;
+	    if(ttf->glyphs[t].xmax < hea->minRightSideBearing)
+	        hea->minRightSideBearing = ttf->glyphs[t].xmax;
 	    int width = ttf->glyphs[t].xmax - ttf->glyphs[t].xmin;
 	    if(width > hea->xMaxExtent)
 		hea->xMaxExtent = width;
diff --git a/src/Makefile.in b/src/Makefile.in
index d85d8af..8c8c802 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -59,7 +59,7 @@ parser.$(O): parser.yy.c parser.h ../lib/q.h
 ../lib/libgfxpdf$(A): ../lib/pdf/GFXOutputDev.cc
 	cd ../lib;$(MAKE) libgfxpdf$(A);cd -
 
-../lib/libgfx$(A): ../lib/devices/*.c
+../lib/libgfx$(A): ../lib/devices/*.c ../lib/gfxdevice.h ../lib/gfxtools.c ../lib/gfxfont.c
 	cd ../lib;$(MAKE) libgfx$(A);cd -
 
 ../lib/libgfxswf$(A): ../lib/devices/swf.c
-- 
1.7.10.4