Implement PDF link annotations: both internal hyperlinks within the

[sgt/halibut] / bk_ps.c

diff --git a/bk_ps.c b/bk_ps.c
index 8fe61c4..ae1feae 100644 (file)
--- a/bk_ps.c
+++ b/bk_ps.c
@@ -117,6 +117,26 @@ void ps_backend(paragraph *sourceform, keywordlist *keywords,
        fprintf(fp, "%%%%BeginPageSetup\n");
        fprintf(fp, "%%%%EndPageSetup\n");
 
+#if 0
+       {
+           xref *xr;
+           /*
+            * I used this diagnostic briefly to ensure that
+            * cross-reference rectangles were being put where they
+            * should be.
+            */
+           for (xr = page->first_xref; xr; xr = xr->next) {
+               fprintf(fp, "gsave 0.7 setgray %g %g moveto",
+                       xr->lx/4096.0, xr->ty/4096.0);
+               fprintf(fp, " %g %g lineto %g %g lineto",
+                       xr->lx/4096.0, xr->by/4096.0,
+                       xr->rx/4096.0, xr->by/4096.0);
+               fprintf(fp, " %g %g lineto closepath fill grestore\n",
+                       xr->rx/4096.0, xr->ty/4096.0);
+           }
+       }
+#endif
+
        for (frag = page->first_text; frag; frag = frag->next) {
            char *c;