void
_gtk_modifier_style_map_color (GtkModifierStyle *style,
const gchar *name,
const GdkRGBA *color)
{
GtkModifierStylePrivate *priv;
GtkSymbolicColor *symbolic_color = NULL;
g_return_if_fail (GTK_IS_MODIFIER_STYLE (style));
g_return_if_fail (name != NULL);
priv = style->priv;
G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
if (color)
symbolic_color = gtk_symbolic_color_new_literal (color);
gtk_style_properties_map_color (priv->style,
name, symbolic_color);
G_GNUC_END_IGNORE_DEPRECATIONS;
g_signal_emit (style, signals[CHANGED], 0);
_gtk_style_provider_private_changed (GTK_STYLE_PROVIDER_PRIVATE (style));
}
void
_gtk_modifier_style_map_color (GtkModifierStyle *style,
const gchar *name,
const GdkRGBA *color)
{
GtkModifierStylePrivate *priv;
GtkSymbolicColor *symbolic_color = NULL;
g_return_if_fail (GTK_IS_MODIFIER_STYLE (style));
g_return_if_fail (name != NULL);
priv = style->priv;
if (color)
symbolic_color = gtk_symbolic_color_new_literal (color);
gtk_style_properties_map_color (priv->style,
name, symbolic_color);
g_signal_emit (style, signals[CHANGED], 0);
}
static GtkSymbolicColor *
gtk_css_parser_try_hash_color (GtkCssParser *parser)
{
if (parser->data[0] == '#' &&
g_ascii_isxdigit (parser->data[1]) &&
g_ascii_isxdigit (parser->data[2]) &&
g_ascii_isxdigit (parser->data[3]))
{
GdkRGBA rgba;
if (g_ascii_isxdigit (parser->data[4]) &&
g_ascii_isxdigit (parser->data[5]) &&
g_ascii_isxdigit (parser->data[6]))
{
rgba.red = ((get_xdigit (parser->data[1]) << 4) + get_xdigit (parser->data[2])) / 255.0;
rgba.green = ((get_xdigit (parser->data[3]) << 4) + get_xdigit (parser->data[4])) / 255.0;
rgba.blue = ((get_xdigit (parser->data[5]) << 4) + get_xdigit (parser->data[6])) / 255.0;
rgba.alpha = 1.0;
parser->data += 7;
}
else
{
rgba.red = get_xdigit (parser->data[1]) / 15.0;
rgba.green = get_xdigit (parser->data[2]) / 15.0;
rgba.blue = get_xdigit (parser->data[3]) / 15.0;
rgba.alpha = 1.0;
parser->data += 4;
}
_gtk_css_parser_skip_whitespace (parser);
return gtk_symbolic_color_new_literal (&rgba);
}
return NULL;
}
GtkSymbolicColor *
_gtk_css_parser_read_symbolic_color (GtkCssParser *parser)
{
GtkSymbolicColor *symbolic;
guint color;
const char *names[] = {"rgba", "rgb", "lighter", "darker", "shade", "alpha", "mix",
GTK_WIN32_THEME_SYMBOLIC_COLOR_NAME};
char *name;
g_return_val_if_fail (GTK_IS_CSS_PARSER (parser), NULL);
if (_gtk_css_parser_try (parser, "@", FALSE))
{
name = _gtk_css_parser_try_name (parser, TRUE);
if (name)
{
symbolic = gtk_symbolic_color_new_name (name);
}
else
{
_gtk_css_parser_error (parser, "'%s' is not a valid symbolic color name", name);
symbolic = NULL;
}
g_free (name);
return symbolic;
}
for (color = 0; color < G_N_ELEMENTS (names); color++)
{
if (_gtk_css_parser_try (parser, names[color], TRUE))
break;
}
if (color < G_N_ELEMENTS (names))
return gtk_css_parser_read_symbolic_color_function (parser, color);
symbolic = gtk_css_parser_try_hash_color (parser);
if (symbolic)
return symbolic;
name = _gtk_css_parser_try_name (parser, TRUE);
if (name)
{
GdkRGBA rgba;
if (gdk_rgba_parse (&rgba, name))
{
symbolic = gtk_symbolic_color_new_literal (&rgba);
}
else
{
_gtk_css_parser_error (parser, "'%s' is not a valid color name", name);
symbolic = NULL;
}
g_free (name);
return symbolic;
}
_gtk_css_parser_error (parser, "Not a color definition");
return NULL;
}
static GtkSymbolicColor *
gtk_css_parser_read_symbolic_color_function (GtkCssParser *parser,
ColorType color)
{
GtkSymbolicColor *symbolic;
GtkSymbolicColor *child1, *child2;
double value;
if (!_gtk_css_parser_try (parser, "(", TRUE))
{
_gtk_css_parser_error (parser, "Missing opening bracket in color definition");
return NULL;
}
if (color == COLOR_RGB || color == COLOR_RGBA)
{
GdkRGBA rgba;
double tmp;
guint i;
for (i = 0; i < 3; i++)
{
if (i > 0 && !_gtk_css_parser_try (parser, ",", TRUE))
{
_gtk_css_parser_error (parser, "Expected ',' in color definition");
return NULL;
}
if (!_gtk_css_parser_try_double (parser, &tmp))
{
_gtk_css_parser_error (parser, "Invalid number for color value");
return NULL;
}
if (_gtk_css_parser_try (parser, "%", TRUE))
tmp /= 100.0;
else
tmp /= 255.0;
if (i == 0)
rgba.red = tmp;
else if (i == 1)
rgba.green = tmp;
else if (i == 2)
rgba.blue = tmp;
else
g_assert_not_reached ();
}
if (color == COLOR_RGBA)
{
if (i > 0 && !_gtk_css_parser_try (parser, ",", TRUE))
{
_gtk_css_parser_error (parser, "Expected ',' in color definition");
return NULL;
}
if (!_gtk_css_parser_try_double (parser, &rgba.alpha))
{
_gtk_css_parser_error (parser, "Invalid number for alpha value");
return NULL;
}
}
else
rgba.alpha = 1.0;
symbolic = gtk_symbolic_color_new_literal (&rgba);
}
else if (color == COLOR_WIN32)
{
symbolic = _gtk_win32_theme_color_parse (parser);
if (symbolic == NULL)
return NULL;
}
else
{
child1 = _gtk_css_parser_read_symbolic_color (parser);
if (child1 == NULL)
return NULL;
if (color == COLOR_MIX)
{
if (!_gtk_css_parser_try (parser, ",", TRUE))
{
_gtk_css_parser_error (parser, "Expected ',' in color definition");
gtk_symbolic_color_unref (child1);
return NULL;
}
child2 = _gtk_css_parser_read_symbolic_color (parser);
if (child2 == NULL)
{
gtk_symbolic_color_unref (child1);
return NULL;
}
}
else
child2 = NULL;
if (color == COLOR_LIGHTER)
value = 1.3;
else if (color == COLOR_DARKER)
value = 0.7;
else
{
if (!_gtk_css_parser_try (parser, ",", TRUE))
{
_gtk_css_parser_error (parser, "Expected ',' in color definition");
gtk_symbolic_color_unref (child1);
if (child2)
gtk_symbolic_color_unref (child2);
return NULL;
}
if (!_gtk_css_parser_try_double (parser, &value))
{
_gtk_css_parser_error (parser, "Expected number in color definition");
gtk_symbolic_color_unref (child1);
if (child2)
gtk_symbolic_color_unref (child2);
return NULL;
}
}
switch (color)
{
case COLOR_LIGHTER:
case COLOR_DARKER:
case COLOR_SHADE:
symbolic = gtk_symbolic_color_new_shade (child1, value);
break;
case COLOR_ALPHA:
symbolic = gtk_symbolic_color_new_alpha (child1, value);
break;
case COLOR_MIX:
symbolic = gtk_symbolic_color_new_mix (child1, child2, value);
break;
default:
g_assert_not_reached ();
symbolic = NULL;
}
gtk_symbolic_color_unref (child1);
if (child2)
gtk_symbolic_color_unref (child2);
}
if (!_gtk_css_parser_try (parser, ")", TRUE))
{
_gtk_css_parser_error (parser, "Expected ')' in color definition");
gtk_symbolic_color_unref (symbolic);
return NULL;
}
return symbolic;
}
