Makes pdf_write_font_bbox public, for use by the new pdfwrite text code.

git-svn-id: http://svn.ghostscript.com/ghostscript/trunk@2784 a1074d23-0009-0410-80fe-cf8c14f379e6

3 files changed, 24 insertions, 18 deletions

diff --git a/gs/src/gdevpdfu.c b/gs/src/gdevpdfu.c
index d0b011cdb..ab17f735a 100644
--- a/gs/src/gdevpdfu.c
+++ b/gs/src/gdevpdfu.c
@@ -1140,3 +1140,22 @@ pdf_write_function(gx_device_pdf *pdev, const gs_function_t *pfn, long *pid)
     *pid = value.contents.object->id;
     return 0;
 }
+
+/* Write a FontBBox dictionary element. */
+int
+pdf_write_font_bbox(gx_device_pdf *pdev, const gs_int_rect *pbox)
+{
+    stream *s = pdev->strm;
+    /*
+     * AR 4 doesn't like fonts with empty FontBBox, which
+     * happens when the font contains only space characters.
+     * Small bbox causes AR 4 to display a hairline. So we use
+     * the full BBox.
+     */ 
+    int x = pbox->q.x + ((pbox->p.x == pbox->q.x) ? 1000 : 0);
+    int y = pbox->q.y + ((pbox->p.y == pbox->q.y) ? 1000 : 0);
+
+    pprintd4(s, "/FontBBox[%d %d %d %d]",
+	     pbox->p.x, pbox->p.y, x, y);
+    return 0;
+}
diff --git a/gs/src/gdevpdfw.c b/gs/src/gdevpdfw.c
index 51f76b8f4..73b529285 100644
--- a/gs/src/gdevpdfw.c
+++ b/gs/src/gdevpdfw.c
@@ -66,24 +66,6 @@ pdf_write_Widths(gx_device_pdf *pdev, int first, int last,
     return 0;
 }
 
-/* Write a FontBBox dictionary element. */
-private int
-pdf_write_font_bbox(gx_device_pdf *pdev, const gs_int_rect *pbox)
-{
-    stream *s = pdev->strm;
-    /* AR 4 doesn't like fonts with empty FontBBox which
-     * happens when the font contains only space characters.
-     * Small bbox causes AR 4 to display a hairline. So we use
-     * the full BBox.
-     */ 
-    int x= pbox->q.x + ((pbox->p.x == pbox->q.x) ? 1000 : 0);
-    int y= pbox->q.y + ((pbox->p.y == pbox->q.y) ? 1000 : 0);
-
-    pprintd4(s, "/FontBBox[%d %d %d %d]",
-	     pbox->p.x, pbox->p.y, x, y);
-    return 0;
-}
-
 /* Write a synthesized bitmap font resource. */
 private int
 pdf_write_synthesized_type3(gx_device_pdf *pdev, const pdf_font_t *pef)
diff --git a/gs/src/gdevpdfx.h b/gs/src/gdevpdfx.h
index 1b1ff7a81..1f3bc2e97 100644
--- a/gs/src/gdevpdfx.h
+++ b/gs/src/gdevpdfx.h
@@ -717,6 +717,11 @@ int pdf_function_scaled(gx_device_pdf *pdev, const gs_function_t *pfn,
 int pdf_write_function(gx_device_pdf *pdev, const gs_function_t *pfn,
 		       long *pid);
 
+/* ------ Fonts ------ */
+
+/* Write a FontBBox dictionary element. */
+int pdf_write_font_bbox(gx_device_pdf *pdev, const gs_int_rect *pbox);
+
 /* ---------------- Exported by gdevpdfm.c ---------------- */
 
 /*