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css: start background-repeat

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By default, a background image is stretched. Instead, it is worth to
have a tiled background.

This patch allows background surfaces to be repeated or not, and should
be compatible with future extensions and CSS.

https://bugzilla.gnome.org/show_bug.cgi?id=663522
This commit is contained in:
Marc-André Lureau
2011-11-06 19:33:05 +01:00
committed by Cosimo Cecchi
parent ee7ac4fa44
commit 3b436eec6d
6 changed files with 114 additions and 3 deletions
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56
gtk/gtkstyleproperty.c
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@ -1126,6 +1126,53 @@ shadow_value_print (const GValue *value,
_gtk_shadow_print (shadow, string);
}
static gboolean
background_repeat_value_parse (GtkCssParser *parser,
GFile *file,
GValue *value)
{
GtkCssBackgroundRepeat repeat;
GtkCssBackgroundRepeatStyle style;
if (_gtk_css_parser_try (parser, "repeat", TRUE))
style = GTK_CSS_BACKGROUND_REPEAT_STYLE_REPEAT;
else if (_gtk_css_parser_try (parser, "no-repeat", TRUE))
style = GTK_CSS_BACKGROUND_REPEAT_STYLE_NO_REPEAT;
else
style = GTK_CSS_BACKGROUND_REPEAT_STYLE_NONE;
repeat.repeat = style;
g_value_set_boxed (value, &repeat);
return TRUE;
}
static const gchar *
background_repeat_style_to_string (GtkCssBackgroundRepeatStyle repeat)
{
switch (repeat)
{
case GTK_CSS_BACKGROUND_REPEAT_STYLE_REPEAT:
return "repeat";
case GTK_CSS_BACKGROUND_REPEAT_STYLE_NO_REPEAT:
return "no-repeat";
default:
return NULL;
}
}
static void
background_repeat_value_print (const GValue *value,
GString *string)
{
GtkCssBackgroundRepeat *repeat;
repeat = g_value_get_boxed (value);
g_string_append (string, background_repeat_style_to_string (repeat->repeat));
}
static gboolean
border_image_repeat_value_parse (GtkCssParser *parser,
GFile *file,
@ -2246,6 +2293,9 @@ css_string_funcs_init (void)
register_conversion_function (G_TYPE_FLAGS,
flags_value_parse,
flags_value_print);
register_conversion_function (GTK_TYPE_CSS_BACKGROUND_REPEAT,
background_repeat_value_parse,
background_repeat_value_print);
}
gboolean
@ -2912,6 +2962,12 @@ gtk_style_property_init (void)
"Background Image",
"Background Image",
CAIRO_GOBJECT_TYPE_PATTERN, 0));
gtk_style_properties_register_property (NULL,
g_param_spec_boxed ("background-repeat",
"Background repeat",
"Background repeat",
GTK_TYPE_CSS_BACKGROUND_REPEAT, 0));
gtk_style_properties_register_property (NULL,
g_param_spec_boxed ("border-image-source",
"Border image source",