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authorMiguel de Icaza <miguel@gnu.org>2000-03-28 13:27:29 +0800
committerMiguel de Icaza <miguel@src.gnome.org>2000-03-28 13:27:29 +0800
commitea9b13f015089fdb90e1bc07e214bc80381fb08a (patch)
tree6e2f9f25d1762f143f709a70ad5d287c74fbc4a5 /widgets/shortcut-bar
parent9d0c0def4a16839bca1c688317b29718f5128e84 (diff)
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New function, used to flatten the images we get and composite them with
2000-03-27 Miguel de Icaza <miguel@gnu.org> * widgets/shortcut-bar/e-icon-bar.c (flatten_alpha): New function, used to flatten the images we get and composite them with the background. (e_icon_bar_add_item): One happy tigert comming. svn path=/trunk/; revision=2209
Diffstat (limited to 'widgets/shortcut-bar')
-rw-r--r--widgets/shortcut-bar/e-icon-bar.c45
-rw-r--r--widgets/shortcut-bar/e-icon-bar.h2
2 files changed, 42 insertions, 5 deletions
diff --git a/widgets/shortcut-bar/e-icon-bar.c b/widgets/shortcut-bar/e-icon-bar.c
index 2d6fd5d18a..fe095acc06 100644
--- a/widgets/shortcut-bar/e-icon-bar.c
+++ b/widgets/shortcut-bar/e-icon-bar.c
@@ -278,9 +278,7 @@ e_icon_bar_new (void)
GtkWidget *icon_bar;
icon_bar = GTK_WIDGET (gtk_type_new (e_icon_bar_get_type ()));
-#if 0
- GNOME_CANVAS(icon_bar)->aa = 1;
-#endif
+
return icon_bar;
}
@@ -387,6 +385,12 @@ e_icon_bar_recalc_item_positions (EIconBar *icon_bar)
max_lines = 2;
text_x = icon_bar->text_x + (icon_bar->text_w / 2);
line_wrap = TRUE;
+
+ /*
+ * Fixme: incorrect
+ */
+ font = GTK_WIDGET (icon_bar)->style->font;
+ text_h = font->ascent + font->descent;
} else {
justify = GTK_JUSTIFY_LEFT;
anchor = GTK_ANCHOR_NW;
@@ -518,6 +522,32 @@ e_icon_bar_set_view_type (EIconBar *icon_bar,
gtk_widget_queue_resize (GTK_WIDGET (icon_bar));
}
+static GdkPixbuf *
+flatten_alpha (GdkPixbuf *image, guint rgb)
+{
+ if (!image->art_pixbuf->has_alpha)
+ return NULL;
+
+ return gdk_pixbuf_composite_color_simple (
+ image,
+ image->art_pixbuf->width,
+ image->art_pixbuf->height,
+ ART_FILTER_NEAREST,
+ 255,
+ 32,
+ rgb, ~rgb);
+}
+
+static guint
+rgb_from_gdk_color (GdkColor *color)
+{
+ guint a =
+ (((color->red >> 8) << 16) |
+ ((color->green >> 8) << 8) |
+ ((color->blue >> 8)));
+
+ return a;
+}
/**
* e_icon_bar_add_item:
@@ -585,9 +615,13 @@ e_icon_bar_add_item (EIconBar *icon_bar,
GTK_SIGNAL_FUNC (e_icon_bar_on_item_event),
icon_bar);
+ item.flatened_alpha = flatten_alpha (
+ image,
+ rgb_from_gdk_color (&style->bg [GTK_STATE_NORMAL]));
+
item.image = gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (icon_bar)->root),
gnome_canvas_pixbuf_get_type (),
- "GnomeCanvasPixbuf::pixbuf", image,
+ "GnomeCanvasPixbuf::pixbuf", item.flatened_alpha?item. flatened_alpha:image,
"GnomeCanvasPixbuf::width", (gdouble) icon_bar->icon_w,
"GnomeCanvasPixbuf::height", (gdouble) icon_bar->icon_h,
NULL);
@@ -675,7 +709,8 @@ e_icon_bar_remove_item (EIconBar *icon_bar,
gtk_object_destroy (GTK_OBJECT (item->text));
gtk_object_destroy (GTK_OBJECT (item->image));
-
+ gdk_pixbuf_unref (item->flatened_alpha);
+
g_array_remove_index (icon_bar->items, item_num);
gtk_widget_queue_resize (GTK_WIDGET (icon_bar));
diff --git a/widgets/shortcut-bar/e-icon-bar.h b/widgets/shortcut-bar/e-icon-bar.h
index 61c5f4dacc..f1bedb98c9 100644
--- a/widgets/shortcut-bar/e-icon-bar.h
+++ b/widgets/shortcut-bar/e-icon-bar.h
@@ -59,6 +59,8 @@ struct _EIconBarItem
gint text_height;
gint icon_y, text_y;
+
+ GdkPixbuf *flatened_alpha;
};