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symboliccolor: Implement using GtkCssValue

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This commit is contained in:
Benjamin Otte 2012-11-25 01:55:53 +01:00
parent b8e58015eb
commit 08ac1504d2
9 changed files with 80 additions and 669 deletions
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32
gtk/gtkcsscolorvalue.c
View File

@ -136,12 +136,12 @@ gtk_css_value_color_get_fallback (guint property_id,
}
}
static GtkCssValue *
gtk_css_color_value_resolve_full (GtkCssValue *color,
GtkStyleProviderPrivate *provider,
GtkCssValue *current,
GtkCssDependencies current_deps,
GtkCssDependencies *dependencies)
GtkCssValue *
_gtk_css_color_value_resolve (GtkCssValue *color,
GtkStyleProviderPrivate *provider,
GtkCssValue *current,
GtkCssDependencies current_deps,
GtkCssDependencies *dependencies)
{
GtkCssDependencies unused;
GtkCssValue *value;
@ -168,7 +168,7 @@ gtk_css_color_value_resolve_full (GtkCssValue *color,
if (!symbolic)
return NULL;
value = _gtk_symbolic_color_resolve_full (symbolic, provider, current, current_deps, dependencies);
value = _gtk_css_color_value_resolve (_gtk_symbolic_color_get_css_value (symbolic), provider, current, current_deps, dependencies);
}
break;
@ -178,7 +178,7 @@ gtk_css_color_value_resolve_full (GtkCssValue *color,
GtkHSLA hsla;
GdkRGBA shade;
val = gtk_css_color_value_resolve_full (color->sym_col.shade.color, provider, current, current_deps, dependencies);
val = _gtk_css_color_value_resolve (color->sym_col.shade.color, provider, current, current_deps, dependencies);
if (val == NULL)
return NULL;
@ -205,7 +205,7 @@ gtk_css_color_value_resolve_full (GtkCssValue *color,
GtkCssValue *val;
GdkRGBA alpha;
val = gtk_css_color_value_resolve_full (color->sym_col.alpha.color, provider, current, current_deps, dependencies);
val = _gtk_css_color_value_resolve (color->sym_col.alpha.color, provider, current, current_deps, dependencies);
if (val == NULL)
return NULL;
@ -225,13 +225,13 @@ gtk_css_color_value_resolve_full (GtkCssValue *color,
GdkRGBA color1, color2, res;
GtkCssDependencies dep1, dep2;
val = gtk_css_color_value_resolve_full (color->sym_col.mix.color1, provider, current, current_deps, &dep1);
val = _gtk_css_color_value_resolve (color->sym_col.mix.color1, provider, current, current_deps, &dep1);
if (val == NULL)
return NULL;
color1 = *_gtk_css_rgba_value_get_rgba (val);
_gtk_css_value_unref (val);
val = gtk_css_color_value_resolve_full (color->sym_col.mix.color2, provider, current, current_deps, &dep2);
val = _gtk_css_color_value_resolve (color->sym_col.mix.color2, provider, current, current_deps, &dep2);
if (val == NULL)
return NULL;
color2 = *_gtk_css_rgba_value_get_rgba (val);
@ -329,11 +329,11 @@ gtk_css_value_color_compute (GtkCssValue *value,
current_deps = GTK_CSS_DEPENDS_ON_COLOR;
}
resolved = gtk_css_color_value_resolve_full (value,
provider,
current,
current_deps,
dependencies);
resolved = _gtk_css_color_value_resolve (value,
provider,
current,
current_deps,
dependencies);
if (resolved == NULL)
return gtk_css_value_color_get_fallback (property_id, provider, values, parent_values);

6
gtk/gtkcsscolorvalueprivate.h
View File

@ -43,6 +43,12 @@ GtkCssValue * _gtk_css_color_value_new_current_color (void);
GtkCssValue * _gtk_css_color_value_parse (GtkCssParser *parser);
GtkCssValue * _gtk_css_color_value_resolve (GtkCssValue *color,
GtkStyleProviderPrivate *provider,
GtkCssValue *current,
GtkCssDependencies current_deps,
GtkCssDependencies *dependencies);
G_END_DECLS

21
gtk/gtkcssstylefuncs.c
View File

@ -27,6 +27,7 @@
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <cairo-gobject.h>
#include "gtkcsscolorvalueprivate.h"
#include "gtkcssimagegradientprivate.h"
#include "gtkcssprovider.h"
#include "gtkcssrgbavalueprivate.h"
@ -225,11 +226,11 @@ rgba_value_compute (GtkStyleProviderPrivate *provider,
GValue new_value = G_VALUE_INIT;
GdkRGBA rgba;
val = _gtk_symbolic_color_resolve_full (symbolic,
provider,
_gtk_css_computed_values_get_value (values, GTK_CSS_PROPERTY_COLOR),
GTK_CSS_DEPENDS_ON_COLOR,
dependencies);
val = _gtk_css_color_value_resolve (_gtk_symbolic_color_get_css_value (symbolic),
provider,
_gtk_css_computed_values_get_value (values, GTK_CSS_PROPERTY_COLOR),
GTK_CSS_DEPENDS_ON_COLOR,
dependencies);
if (val != NULL)
{
rgba = *_gtk_css_rgba_value_get_rgba (val);
@ -310,11 +311,11 @@ color_value_compute (GtkStyleProviderPrivate *provider,
GValue new_value = G_VALUE_INIT;
GtkCssValue *val;
val = _gtk_symbolic_color_resolve_full ((GtkSymbolicColor *) g_value_get_boxed (value),
provider,
_gtk_css_computed_values_get_value (values, GTK_CSS_PROPERTY_COLOR),
GTK_CSS_DEPENDS_ON_COLOR,
dependencies);
val = _gtk_css_color_value_resolve (_gtk_symbolic_color_get_css_value (g_value_get_boxed (value)),
provider,
_gtk_css_computed_values_get_value (values, GTK_CSS_PROPERTY_COLOR),
GTK_CSS_DEPENDS_ON_COLOR,
dependencies);
if (val != NULL)
{
const GdkRGBA *rgba = _gtk_css_rgba_value_get_rgba (val);

11
gtk/gtkgradient.c
View File

@ -19,6 +19,7 @@
#include "gtkgradientprivate.h"
#include "gtkcsscolorvalueprivate.h"
#include "gtkcssrgbavalueprivate.h"
#include "gtkstylecontextprivate.h"
#include "gtkstyleproperties.h"
@ -318,11 +319,11 @@ _gtk_gradient_resolve_full (GtkGradient *gradient,
stop = &g_array_index (gradient->stops, ColorStop, i);
/* if color resolving fails, assume transparency */
val = _gtk_symbolic_color_resolve_full (stop->color,
provider,
_gtk_css_computed_values_get_value (values, GTK_CSS_PROPERTY_COLOR),
GTK_CSS_DEPENDS_ON_COLOR,
&stop_deps);
val = _gtk_css_color_value_resolve (_gtk_symbolic_color_get_css_value (stop->color),
provider,
_gtk_css_computed_values_get_value (values, GTK_CSS_PROPERTY_COLOR),
GTK_CSS_DEPENDS_ON_COLOR,
&stop_deps);
if (val)
{
rgba = *_gtk_css_rgba_value_get_rgba (val);

11
gtk/gtkstylecontext.c
View File

@ -24,6 +24,7 @@
#include "gtkstylecontextprivate.h"
#include "gtkcontainerprivate.h"
#include "gtkcsscolorvalueprivate.h"
#include "gtkcssenginevalueprivate.h"
#include "gtkcssnumbervalueprivate.h"
#include "gtkcssrgbavalueprivate.h"
@ -2713,11 +2714,11 @@ _gtk_style_context_resolve_color (GtkStyleContext *context,
g_return_val_if_fail (color != NULL, FALSE);
g_return_val_if_fail (result != NULL, FALSE);
val = _gtk_symbolic_color_resolve_full (color,
GTK_STYLE_PROVIDER_PRIVATE (context->priv->cascade),
_gtk_style_context_peek_property (context, GTK_CSS_PROPERTY_COLOR),
GTK_CSS_DEPENDS_ON_COLOR,
dependencies);
val = _gtk_css_color_value_resolve (_gtk_symbolic_color_get_css_value (color),
GTK_STYLE_PROVIDER_PRIVATE (context->priv->cascade),
_gtk_style_context_peek_property (context, GTK_CSS_PROPERTY_COLOR),
GTK_CSS_DEPENDS_ON_COLOR,
dependencies);
if (val == NULL)
return FALSE;

620
gtk/gtksymboliccolor.c
View File

@ -16,6 +16,7 @@
*/
#include "config.h"
#include "gtkcsscolorvalueprivate.h"
#include "gtkcssrgbavalueprivate.h"
#include "gtkcssstylepropertyprivate.h"
#include "gtkhslaprivate.h"
@ -47,54 +48,19 @@
G_DEFINE_BOXED_TYPE (GtkSymbolicColor, gtk_symbolic_color,
gtk_symbolic_color_ref, gtk_symbolic_color_unref)
/* Symbolic colors */
typedef enum {
COLOR_TYPE_LITERAL,
COLOR_TYPE_NAME,
COLOR_TYPE_SHADE,
COLOR_TYPE_ALPHA,
COLOR_TYPE_MIX,
COLOR_TYPE_WIN32,
COLOR_TYPE_CURRENT_COLOR
} ColorType;
struct _GtkSymbolicColor
{
ColorType type;
GtkCssValue *value;
gint ref_count;
GtkCssValue *last_value;
union
{
gchar *name;
struct
{
GtkSymbolicColor *color;
gdouble factor;
} shade, alpha;
struct
{
GtkSymbolicColor *color1;
GtkSymbolicColor *color2;
gdouble factor;
} mix;
struct
{
gchar *theme_class;
gint id;
} win32;
} sym_col;
};
static GtkSymbolicColor *
gtk_symbolic_color_alloc (void)
gtk_symbolic_color_new (GtkCssValue *value)
{
GtkSymbolicColor *symbolic;
symbolic = g_slice_new0 (GtkSymbolicColor);
symbolic->value = value;
symbolic->ref_count = 1;
return symbolic;
@ -113,15 +79,9 @@ gtk_symbolic_color_alloc (void)
GtkSymbolicColor *
gtk_symbolic_color_new_literal (const GdkRGBA *color)
{
GtkSymbolicColor *symbolic_color;
g_return_val_if_fail (color != NULL, NULL);
symbolic_color = gtk_symbolic_color_alloc ();
symbolic_color->type = COLOR_TYPE_LITERAL;
symbolic_color->last_value = _gtk_css_rgba_value_new_from_rgba (color);
return symbolic_color;
return gtk_symbolic_color_new (_gtk_css_color_value_new_literal (color));
}
/**
@ -139,15 +99,9 @@ gtk_symbolic_color_new_literal (const GdkRGBA *color)
GtkSymbolicColor *
gtk_symbolic_color_new_name (const gchar *name)
{
GtkSymbolicColor *symbolic_color;
g_return_val_if_fail (name != NULL, NULL);
symbolic_color = gtk_symbolic_color_alloc ();
symbolic_color->type = COLOR_TYPE_NAME;
symbolic_color->sym_col.name = g_strdup (name);
return symbolic_color;
return gtk_symbolic_color_new (_gtk_css_color_value_new_name (name));
}
/**
@ -168,16 +122,10 @@ GtkSymbolicColor *
gtk_symbolic_color_new_shade (GtkSymbolicColor *color,
gdouble factor)
{
GtkSymbolicColor *symbolic_color;
g_return_val_if_fail (color != NULL, NULL);
symbolic_color = gtk_symbolic_color_alloc ();
symbolic_color->type = COLOR_TYPE_SHADE;
symbolic_color->sym_col.shade.color = gtk_symbolic_color_ref (color);
symbolic_color->sym_col.shade.factor = factor;
return symbolic_color;
return gtk_symbolic_color_new (_gtk_css_color_value_new_shade (color->value,
factor));
}
/**
@ -198,16 +146,10 @@ GtkSymbolicColor *
gtk_symbolic_color_new_alpha (GtkSymbolicColor *color,
gdouble factor)
{
GtkSymbolicColor *symbolic_color;
g_return_val_if_fail (color != NULL, NULL);
symbolic_color = gtk_symbolic_color_alloc ();
symbolic_color->type = COLOR_TYPE_ALPHA;
symbolic_color->sym_col.alpha.color = gtk_symbolic_color_ref (color);
symbolic_color->sym_col.alpha.factor = factor;
return symbolic_color;
return gtk_symbolic_color_new (_gtk_css_color_value_new_alpha (color->value,
factor));
}
/**
@ -229,18 +171,12 @@ gtk_symbolic_color_new_mix (GtkSymbolicColor *color1,
GtkSymbolicColor *color2,
gdouble factor)
{
GtkSymbolicColor *symbolic_color;
g_return_val_if_fail (color1 != NULL, NULL);
g_return_val_if_fail (color1 != NULL, NULL);
symbolic_color = gtk_symbolic_color_alloc ();
symbolic_color->type = COLOR_TYPE_MIX;
symbolic_color->sym_col.mix.color1 = gtk_symbolic_color_ref (color1);
symbolic_color->sym_col.mix.color2 = gtk_symbolic_color_ref (color2);
symbolic_color->sym_col.mix.factor = factor;
return symbolic_color;
return gtk_symbolic_color_new (_gtk_css_color_value_new_mix (color1->value,
color2->value,
factor));
}
/**
@ -263,39 +199,9 @@ GtkSymbolicColor *
gtk_symbolic_color_new_win32 (const gchar *theme_class,
gint id)
{
GtkSymbolicColor *symbolic_color;
g_return_val_if_fail (theme_class != NULL, NULL);
symbolic_color = gtk_symbolic_color_alloc ();
symbolic_color->type = COLOR_TYPE_WIN32;
symbolic_color->sym_col.win32.theme_class = g_strdup (theme_class);
symbolic_color->sym_col.win32.id = id;
return symbolic_color;
}
/**
* _gtk_symbolic_color_get_current_color:
*
* Gets the color representing the CSS 'currentColor' keyword.
* This color will resolve to the color set for the color property.
*
* Returns: (transfer none): The singleton representing the
* 'currentColor' keyword
**/
GtkSymbolicColor *
_gtk_symbolic_color_get_current_color (void)
{
static GtkSymbolicColor *current_color = NULL;
if (G_UNLIKELY (current_color == NULL))
{
current_color = gtk_symbolic_color_alloc ();
current_color->type = COLOR_TYPE_CURRENT_COLOR;
}
return current_color;
return gtk_symbolic_color_new (_gtk_css_color_value_new_win32 (theme_class, id));
}
/**
@ -335,49 +241,11 @@ gtk_symbolic_color_unref (GtkSymbolicColor *color)
if (--color->ref_count)
return;
_gtk_css_value_unref (color->last_value);
switch (color->type)
{
case COLOR_TYPE_NAME:
g_free (color->sym_col.name);
break;
case COLOR_TYPE_SHADE:
gtk_symbolic_color_unref (color->sym_col.shade.color);
break;
case COLOR_TYPE_ALPHA:
gtk_symbolic_color_unref (color->sym_col.alpha.color);
break;
case COLOR_TYPE_MIX:
gtk_symbolic_color_unref (color->sym_col.mix.color1);
gtk_symbolic_color_unref (color->sym_col.mix.color2);
break;
case COLOR_TYPE_WIN32:
g_free (color->sym_col.win32.theme_class);
break;
default:
break;
}
_gtk_css_value_unref (color->value);
g_slice_free (GtkSymbolicColor, color);
}
static void
_shade_color (GdkRGBA *color,
gdouble factor)
{
GtkHSLA hsla;
_gtk_hsla_init_from_rgba (&hsla, color);
hsla.lightness *= factor;
hsla.lightness = CLAMP (hsla.lightness, 0.0, 1.0);
hsla.saturation *= factor;
hsla.saturation = CLAMP (hsla.saturation, 0.0, 1.0);
_gdk_rgba_init_from_hsla (color, &hsla);
}
/**
* gtk_symbolic_color_resolve:
* @color: a #GtkSymbolicColor
@ -411,11 +279,11 @@ gtk_symbolic_color_resolve (GtkSymbolicColor *color,
g_return_val_if_fail (props == NULL || GTK_IS_STYLE_PROPERTIES (props), FALSE);
current = _gtk_css_rgba_value_new_from_rgba (&pink);
v =_gtk_symbolic_color_resolve_full (color,
GTK_STYLE_PROVIDER_PRIVATE (props),
current,
0,
NULL);
v = _gtk_css_color_value_resolve (color->value,
GTK_STYLE_PROVIDER_PRIVATE (props),
current,
0,
NULL);
_gtk_css_value_unref (current);
if (v == NULL)
return FALSE;
@ -425,156 +293,6 @@ gtk_symbolic_color_resolve (GtkSymbolicColor *color,
return TRUE;
}
GtkCssValue *
_gtk_symbolic_color_resolve_full (GtkSymbolicColor *color,
GtkStyleProviderPrivate *provider,
GtkCssValue *current,
GtkCssDependencies current_deps,
GtkCssDependencies *dependencies)
{
GtkCssDependencies unused;
GtkCssValue *value;
g_return_val_if_fail (color != NULL, FALSE);
g_return_val_if_fail (provider == NULL || GTK_IS_STYLE_PROVIDER_PRIVATE (provider), FALSE);
g_return_val_if_fail (current != NULL, FALSE);
if (dependencies == NULL)
dependencies = &unused;
*dependencies = 0;
value = NULL;
switch (color->type)
{
case COLOR_TYPE_LITERAL:
return _gtk_css_value_ref (color->last_value);
case COLOR_TYPE_NAME:
{
GtkSymbolicColor *named_color;
named_color = _gtk_style_provider_private_get_color (provider, color->sym_col.name);
if (!named_color)
return NULL;
return _gtk_symbolic_color_resolve_full (named_color, provider, current, current_deps, dependencies);
}
break;
case COLOR_TYPE_SHADE:
{
GtkCssValue *val;
GdkRGBA shade;
val = _gtk_symbolic_color_resolve_full (color->sym_col.shade.color, provider, current, current_deps, dependencies);
if (val == NULL)
return NULL;
*dependencies = _gtk_css_dependencies_union (*dependencies, 0);
shade = *_gtk_css_rgba_value_get_rgba (val);
_shade_color (&shade, color->sym_col.shade.factor);
_gtk_css_value_unref (val);
value = _gtk_css_rgba_value_new_from_rgba (&shade);
}
break;
case COLOR_TYPE_ALPHA:
{
GtkCssValue *val;
GdkRGBA alpha;
val = _gtk_symbolic_color_resolve_full (color->sym_col.alpha.color, provider, current, current_deps, dependencies);
if (val == NULL)
return NULL;
*dependencies = _gtk_css_dependencies_union (*dependencies, 0);
alpha = *_gtk_css_rgba_value_get_rgba (val);
alpha.alpha = CLAMP (alpha.alpha * color->sym_col.alpha.factor, 0, 1);
_gtk_css_value_unref (val);
value = _gtk_css_rgba_value_new_from_rgba (&alpha);
}
break;
case COLOR_TYPE_MIX:
{
GtkCssValue *val;
GdkRGBA color1, color2, res;
GtkCssDependencies dep1, dep2;
val = _gtk_symbolic_color_resolve_full (color->sym_col.mix.color1, provider, current, current_deps, &dep1);
if (val == NULL)
return NULL;
color1 = *_gtk_css_rgba_value_get_rgba (val);
_gtk_css_value_unref (val);
val = _gtk_symbolic_color_resolve_full (color->sym_col.mix.color2, provider, current, current_deps, &dep2);
if (val == NULL)
return NULL;
color2 = *_gtk_css_rgba_value_get_rgba (val);
_gtk_css_value_unref (val);
*dependencies = _gtk_css_dependencies_union (dep1, dep2);
res.red = CLAMP (color1.red + ((color2.red - color1.red) * color->sym_col.mix.factor), 0, 1);
res.green = CLAMP (color1.green + ((color2.green - color1.green) * color->sym_col.mix.factor), 0, 1);
res.blue = CLAMP (color1.blue + ((color2.blue - color1.blue) * color->sym_col.mix.factor), 0, 1);
res.alpha = CLAMP (color1.alpha + ((color2.alpha - color1.alpha) * color->sym_col.mix.factor), 0, 1);
value =_gtk_css_rgba_value_new_from_rgba (&res);
}
break;
case COLOR_TYPE_WIN32:
{
GdkRGBA res;
if (!_gtk_win32_theme_color_resolve (color->sym_col.win32.theme_class,
color->sym_col.win32.id,
&res))
return NULL;
value = _gtk_css_rgba_value_new_from_rgba (&res);
}
break;
case COLOR_TYPE_CURRENT_COLOR:
if (current)
{
*dependencies = current_deps;
return _gtk_css_value_ref (current);
}
else
{
return NULL;
}
break;
default:
g_assert_not_reached ();
}
if (value != NULL)
{
if (color->last_value != NULL &&
_gtk_css_value_equal (color->last_value, value))
{
_gtk_css_value_unref (value);
value = _gtk_css_value_ref (color->last_value);
}
else
{
if (color->last_value != NULL)
_gtk_css_value_unref (color->last_value);
color->last_value = _gtk_css_value_ref (value);
}
}
_gtk_css_rgba_value_get_rgba (value);
return value;
}
/**
* gtk_symbolic_color_to_string:
* @color: color to convert to a string
@ -590,298 +308,26 @@ _gtk_symbolic_color_resolve_full (GtkSymbolicColor *color,
char *
gtk_symbolic_color_to_string (GtkSymbolicColor *color)
{
char *s;
g_return_val_if_fail (color != NULL, NULL);
switch (color->type)
{
case COLOR_TYPE_LITERAL:
s = gdk_rgba_to_string (_gtk_css_rgba_value_get_rgba (color->last_value));
break;
case COLOR_TYPE_NAME:
s = g_strconcat ("@", color->sym_col.name, NULL);
break;
case COLOR_TYPE_SHADE:
{
char *color_string = gtk_symbolic_color_to_string (color->sym_col.shade.color);
char factor[G_ASCII_DTOSTR_BUF_SIZE];
g_ascii_dtostr (factor, sizeof (factor), color->sym_col.shade.factor);
s = g_strdup_printf ("shade(%s, %s)", color_string, factor);
g_free (color_string);
}
break;
case COLOR_TYPE_ALPHA:
{
char *color_string = gtk_symbolic_color_to_string (color->sym_col.shade.color);
char factor[G_ASCII_DTOSTR_BUF_SIZE];
g_ascii_dtostr (factor, sizeof (factor), color->sym_col.alpha.factor);
s = g_strdup_printf ("alpha(%s, %s)", color_string, factor);
g_free (color_string);
}
break;
case COLOR_TYPE_MIX:
{
char *color_string1 = gtk_symbolic_color_to_string (color->sym_col.mix.color1);
char *color_string2 = gtk_symbolic_color_to_string (color->sym_col.mix.color2);
char factor[G_ASCII_DTOSTR_BUF_SIZE];
g_ascii_dtostr (factor, sizeof (factor), color->sym_col.mix.factor);
s = g_strdup_printf ("mix(%s, %s, %s)", color_string1, color_string2, factor);
g_free (color_string1);
g_free (color_string2);
}
break;
case COLOR_TYPE_WIN32:
{
s = g_strdup_printf (GTK_WIN32_THEME_SYMBOLIC_COLOR_NAME"(%s, %d)",
color->sym_col.win32.theme_class, color->sym_col.win32.id);
}
break;
case COLOR_TYPE_CURRENT_COLOR:
s = g_strdup ("currentColor");
break;
default:
g_assert_not_reached ();
}
return s;
}
typedef enum {
COLOR_RGBA,
COLOR_RGB,
COLOR_LIGHTER,
COLOR_DARKER,
COLOR_SHADE,
COLOR_ALPHA,
COLOR_MIX,
COLOR_WIN32
} ColorParseType;
static GtkSymbolicColor *
gtk_css_parser_read_symbolic_color_function (GtkCssParser *parser,
ColorParseType 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_symbolic_value_new (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_symbolic_value_new (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;
return _gtk_css_value_to_string (color->value);
}
GtkSymbolicColor *
_gtk_css_symbolic_value_new (GtkCssParser *parser)
{
GtkSymbolicColor *symbolic;
GdkRGBA rgba;
guint color;
const char *names[] = {"rgba", "rgb", "lighter", "darker", "shade", "alpha", "mix",
GTK_WIN32_THEME_SYMBOLIC_COLOR_NAME};
char *name;
GtkCssValue *value;
if (_gtk_css_parser_try (parser, "currentColor", TRUE))
return gtk_symbolic_color_ref (_gtk_symbolic_color_get_current_color ());
value = _gtk_css_color_value_parse (parser);
if (value == NULL)
return NULL;
if (_gtk_css_parser_try (parser, "transparent", TRUE))
{
GdkRGBA transparent = { 0, 0, 0, 0 };
return gtk_symbolic_color_new_literal (&transparent);
}
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);
if (_gtk_css_parser_try_hash_color (parser, &rgba))
return gtk_symbolic_color_new_literal (&rgba);
name = _gtk_css_parser_try_name (parser, TRUE);
if (name)
{
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;
return gtk_symbolic_color_new (value);
}
GtkCssValue *
_gtk_symbolic_color_get_css_value (GtkSymbolicColor *symbolic)
{
return symbolic->value;
}

10
gtk/gtksymboliccolorprivate.h
View File

@ -24,16 +24,10 @@
G_BEGIN_DECLS
GtkCssValue * _gtk_symbolic_color_resolve_full (GtkSymbolicColor *color,
GtkStyleProviderPrivate *provider,
GtkCssValue *current,
GtkCssDependencies current_deps,
GtkCssDependencies *dependencies);
GtkSymbolicColor * _gtk_symbolic_color_get_current_color (void);
GtkSymbolicColor * _gtk_css_symbolic_value_new (GtkCssParser *parser);
GtkCssValue * _gtk_symbolic_color_get_css_value (GtkSymbolicColor *symbolic);
G_END_DECLS
#endif /* __GTK_SYMBOLIC_COLOR_PRIVATE_H__ */

37
gtk/gtkwin32theme.c
View File

@ -23,8 +23,6 @@
#include "gtkwin32themeprivate.h"
#include <gtksymboliccolor.h>
#ifdef G_OS_WIN32
#include <cairo-win32.h>
@ -383,41 +381,6 @@ _gtk_win32_theme_int_parse (GtkCssParser *parser,
return -1;
}
GtkSymbolicColor *
_gtk_win32_theme_color_parse (GtkCssParser *parser)
{
GtkSymbolicColor *color;
char *class;
int id;
class = _gtk_css_parser_try_name (parser, TRUE);
if (class == NULL)
{
_gtk_css_parser_error (parser,
"Expected name as first argument to '-gtk-win32-color'");
return NULL;
}
if (! _gtk_css_parser_try (parser, ",", TRUE))
{
g_free (class);
_gtk_css_parser_error (parser,
"Expected ','");
return NULL;
}
if (!_gtk_css_parser_try_int (parser, &id))
{
g_free (class);
_gtk_css_parser_error (parser, "Expected a valid integer value");
return NULL;
}
color = gtk_symbolic_color_new_win32 (class, id);
g_free (class);
return color;
}
gboolean
_gtk_win32_theme_color_resolve (const char *theme_class,
gint id,

1
gtk/gtkwin32themeprivate.h
View File

@ -50,7 +50,6 @@ cairo_surface_t * _gtk_win32_theme_part_create_surface (HTHEME theme,
int _gtk_win32_theme_int_parse (GtkCssParser *parser,
int *value);
GtkSymbolicColor *_gtk_win32_theme_color_parse (GtkCssParser *parser);
gboolean _gtk_win32_theme_color_resolve (const char *theme_class,
gint id,
GdkRGBA *color);