Sync with change to OTL_GlyphItemRec.

Mon Aug 16 13:42:38 2004  Owen Taylor  <otaylor@redhat.com>

        * pango/pango-ot.h (struct _PangoOTGlyph): Sync with
        change to OTL_GlyphItemRec.
        (https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=129982,
        Jatin Nansi)

3 files changed, 61 insertions, 7 deletions

diff --git a/examples/pangoft2topgm.c b/examples/pangoft2topgm.c
index 52370383..f3a1a15c 100644
--- a/examples/pangoft2topgm.c
+++ b/examples/pangoft2topgm.c
@@ -81,7 +81,9 @@ main(int argc, char *argv[])
     }
 
   fontmap = pango_ft2_font_map_new ();
+
   pango_ft2_font_map_set_resolution (PANGO_FT2_FONT_MAP (fontmap), opt_dpi, opt_dpi);
+  pango_ft2_font_map_set_default_substitute (PANGO_FT2_FONT_MAP (fontmap), fc_substitute_func, NULL, NULL);
   context = pango_ft2_font_map_create_context (PANGO_FT2_FONT_MAP (fontmap));
 
   /* Write contents as pgm file */
diff --git a/examples/renderdemo.c b/examples/renderdemo.c
index b6940380..0cc30fff 100644
--- a/examples/renderdemo.c
+++ b/examples/renderdemo.c
@@ -55,6 +55,7 @@ gboolean opt_waterfall = FALSE;
 int opt_width = -1;
 int opt_indent = 0;
 PangoEllipsizeMode opt_ellipsize = PANGO_ELLIPSIZE_NONE;
+HintMode opt_hinting = HINT_DEFAULT;
 
 /* Text (or markup) to render */
 char *text;
@@ -299,6 +300,23 @@ show_help (ArgContext *context,
   exit (0);
 }
 
+/* This function gets called to convert a matched pattern into what
+ * we'll use to actually load the font. We turn off hinting since we
+ * want metrics that are independent of scale.
+ */
+void
+fc_substitute_func (FcPattern *pattern, gpointer   data)
+{
+  if (opt_hinting != HINT_DEFAULT)
+    {
+      FcPatternDel (pattern, FC_HINTING);
+      FcPatternAddBool (pattern, FC_HINTING, opt_hinting != HINT_NONE);
+      
+      FcPatternDel (pattern, FC_AUTOHINT);
+      FcPatternAddBool (pattern, FC_AUTOHINT, opt_hinting != HINT_AUTO);
+    }
+}
+
 void
 parse_ellipsis (ArgContext *arg_context,
 		const char *name,
@@ -319,6 +337,27 @@ parse_ellipsis (ArgContext *arg_context,
 }
 
 void
+parse_hinting (ArgContext *arg_context,
+	       const char *name,
+	       const char *arg,
+	       gpointer    data)
+{
+  static GEnumClass *class = NULL;
+
+  if (!class)
+    class = g_type_class_ref (PANGO_TYPE_ELLIPSIZE_MODE);
+
+  if (strcmp (arg, "none") == 0)
+    opt_hinting = HINT_NONE;
+  else if (strcmp (arg, "auto") == 0)
+    opt_hinting = HINT_AUTO;
+  else if (strcmp (arg, "full") == 0)
+    opt_hinting = HINT_FULL;
+  else
+    fail ("--hinting option must be one of none/auto/full");
+}
+
+void
 parse_options (int argc, char *argv[])
 {
   static const ArgDesc args[] = {
@@ -336,6 +375,8 @@ parse_options (int argc, char *argv[])
       ARG_BOOL,     &opt_header },
     { "help",       "Show this output",
       ARG_CALLBACK, NULL, show_help, },
+    { "hinting",    "Hinting style [=none/auto/full]",
+      ARG_CALLBACK, NULL, parse_hinting, },
     { "margin",     "Set the margin on the output in pixels",
       ARG_INT,      &opt_margin },
     { "markup",     "Interpret contents as Pango markup",
diff --git a/examples/renderdemo.h b/examples/renderdemo.h
index 94a27f49..cffea109 100644
--- a/examples/renderdemo.h
+++ b/examples/renderdemo.h
@@ -20,6 +20,14 @@
  */
 
 #include <pango/pango-layout.h>
+#include <pango/pangofc-fontmap.h>
+
+typedef enum {
+  HINT_DEFAULT,
+  HINT_NONE,
+  HINT_AUTO,
+  HINT_FULL
+} HintMode;
 
 typedef void (*RenderCallback) (PangoLayout *layout,
 				int          x,
@@ -28,13 +36,15 @@ typedef void (*RenderCallback) (PangoLayout *layout,
 
 void fail (const char *format, ...) G_GNUC_PRINTF (1, 2);
 
-void   parse_options      (int            argc,
-			   char          *argv[]);
-void   do_output          (PangoContext  *context,
-			   RenderCallback render_cb,
-			   gpointer       render_data,
-			   int           *width,
-			   int           *height);
+void   parse_options      (int             argc,
+			   char           *argv[]);
+void   do_output          (PangoContext   *context,
+			   RenderCallback  render_cb,
+			   gpointer        render_data,
+			   int            *width,
+			   int            *height);
+void   fc_substitute_func (FcPattern      *pattern,
+			   gpointer        data);
 gchar *get_options_string (void);
 
 extern char *prog_name;
@@ -54,3 +64,4 @@ extern gboolean opt_waterfall;
 extern int opt_width;
 extern int opt_indent;
 extern PangoEllipsizeMode opt_ellipsize;
+extern HintMode opt_hinting;