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-rw-r--r--examples/viewer-x.h64
1 files changed, 45 insertions, 19 deletions
diff --git a/examples/viewer-x.h b/examples/viewer-x.h
index 83c40358..71c1279e 100644
--- a/examples/viewer-x.h
+++ b/examples/viewer-x.h
@@ -1,4 +1,4 @@
-/* viewer-x.h: Common code X-based rendering demos
+/* viewer-x.h: Common headers for X-based viewers
*
* Copyright (C) 1999,2004,2005 Red Hat, Inc.
* Copyright (C) 2001 Sun Microsystems
@@ -18,27 +18,53 @@
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
+#ifndef VIEWER_X_H
+#define VIEWER_X_H
#include <pango/pango.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
-/* to be implemented by the backend-specific part */
-
-void do_init (Display *display,
- int screen,
- int dpi,
- /* output */
- PangoContext **context,
- int *width,
- int *height);
-
-void do_render (Display *display,
- int screen,
- Window window,
- Pixmap pixmap,
- PangoContext *context,
- int width,
- int height,
- gboolean show_borders);
+#include "viewer.h"
+
+
+typedef struct
+{
+ Display *display;
+ int screen;
+} XViewer;
+
+
+extern const PangoViewer x_viewer;
+
+void x_view_init (gpointer instance,
+ const PangoViewer *klass);
+
+gpointer x_view_create (const PangoViewer *klass);
+
+void x_view_destroy (gpointer instance);
+
+gpointer x_view_create_surface (gpointer instance,
+ int width,
+ int height);
+
+void x_view_destroy_surface (gpointer instance,
+ gpointer surface);
+
+gpointer x_view_create_window (gpointer instance,
+ const char *title,
+ int width,
+ int height);
+
+void x_view_destroy_window (gpointer instance,
+ gpointer window);
+
+gpointer x_view_display (gpointer instance,
+ gpointer surface,
+ gpointer window,
+ int width,
+ int height,
+ gpointer state);
+
+#endif /* VIEWER_X_H */