libeek: share a single drawing context among each clutter elements

A new class EekClutterDrawingContext maintains the context used to draw actors. Single EekClutterDrawingContext instance is shared by EekClutterKeyboard, EekClutterSection, EekClutterKey, and EekClutterKeyActor.
2010-06-16 10:32:34 +09:00
parent 63b9fea27b
commit 473a9a9b2a
15 changed files with 349 additions and 145 deletions
--- a/eek/eek-clutter-drawing-context.h
+++ b/eek/eek-clutter-drawing-context.h
@ -0,0 +1,78 @@
+/* 
+ * Copyright (C) 2010 Daiki Ueno <ueno@unixuser.org>
+ * Copyright (C) 2010 Red Hat, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+#ifndef EEK_CLUTTER_DRAWING_CONTEXT_H
+#define EEK_CLUTTER_DRAWING_CONTEXT_H 1
+
+#include <clutter/clutter.h>
+#include <pango/pango.h>
+
+#include "eek-keysym.h"
+#include "eek-types.h"
+
+G_BEGIN_DECLS
+#define EEK_TYPE_CLUTTER_DRAWING_CONTEXT (eek_clutter_drawing_context_get_type())
+#define EEK_CLUTTER_DRAWING_CONTEXT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), EEK_TYPE_CLUTTER_DRAWING_CONTEXT, EekClutterDrawingContext))
+#define EEK_CLUTTER_DRAWING_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), EEK_TYPE_CLUTTER_DRAWING_CONTEXT, EekClutterDrawingContextClass))
+#define EEK_IS_CLUTTER_DRAWING_CONTEXT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), EEK_TYPE_CLUTTER_DRAWING_CONTEXT))
+#define EEK_IS_CLUTTER_DRAWING_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EEK_TYPE_CLUTTER_DRAWING_CONTEXT))
+#define EEK_CLUTTER_DRAWING_CONTEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), EEK_TYPE_CLUTTER_DRAWING_CONTEXT, EekClutterDrawingContextClass))
+
+typedef struct _EekClutterDrawingContext        EekClutterDrawingContext;
+typedef struct _EekClutterDrawingContextClass   EekClutterDrawingContextClass;
+typedef struct _EekClutterDrawingContextPrivate EekClutterDrawingContextPrivate;
+
+struct _EekClutterDrawingContext
+{
+    /*< private >*/
+    GInitiallyUnowned parent;
+
+    /*< private >*/
+    EekClutterDrawingContextPrivate *priv;
+};
+
+struct _EekClutterDrawingContextClass
+{
+    /*< private >*/
+    GInitiallyUnownedClass parent_class;
+};
+
+GType                     eek_clutter_drawing_context_get_type
+                          (void) G_GNUC_CONST;
+EekClutterDrawingContext *eek_clutter_drawing_context_new
+                          (void);
+
+void                      eek_clutter_drawing_context_set_outline_texture
+                          (EekClutterDrawingContext *context,
+                           EekOutline               *outline,
+                           ClutterActor             *texture);
+ClutterActor             *eek_clutter_drawing_context_get_outline_texture
+                          (EekClutterDrawingContext *context,
+                           EekOutline               *outline);
+
+void                      eek_clutter_drawing_context_set_category_font
+                          (EekClutterDrawingContext *context,
+                           EekKeysymCategory         category,
+                           PangoFontDescription     *fonts);
+PangoFontDescription     *eek_clutter_drawing_context_get_category_font
+                          (EekClutterDrawingContext *context,
+                           EekKeysymCategory         category);
+
+G_END_DECLS
+#endif  /* EEK_CLUTTER_DRAWING_CONTEXT_H */