99 lines
5.4 KiB
C
99 lines
5.4 KiB
C
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/*
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* Copyright © 2012 Red Hat Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Authors: Alexander Larsson <alexl@gnome.org>
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*/
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#pragma once
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#include <glib-object.h>
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#include "gtkcsstypesprivate.h"
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#include "gtkstyleprovider.h"
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G_BEGIN_DECLS
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#define GTK_TYPE_CSS_VALUE (_gtk_css_value_get_type ())
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/* A GtkCssValue is a refcounted immutable value type */
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typedef struct _GtkCssValue GtkCssValue;
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typedef struct _GtkCssValueClass GtkCssValueClass;
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/* using define instead of struct here so compilers get the packing right */
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#define GTK_CSS_VALUE_BASE \
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const GtkCssValueClass *class; \
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int ref_count; \
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guint is_computed: 1;
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struct _GtkCssValueClass {
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const char *type_name;
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void (* free) (GtkCssValue *value);
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GtkCssValue * (* compute) (GtkCssValue *value,
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guint property_id,
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GtkStyleProvider *provider,
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GtkCssStyle *style,
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GtkCssStyle *parent_style);
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gboolean (* equal) (const GtkCssValue *value1,
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const GtkCssValue *value2);
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GtkCssValue * (* transition) (GtkCssValue *start,
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GtkCssValue *end,
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guint property_id,
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double progress);
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gboolean (* is_dynamic) (const GtkCssValue *value);
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GtkCssValue * (* get_dynamic_value) (GtkCssValue *value,
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gint64 monotonic_time);
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void (* print) (const GtkCssValue *value,
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GString *string);
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};
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GType _gtk_css_value_get_type (void) G_GNUC_CONST;
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GtkCssValue *_gtk_css_value_alloc (const GtkCssValueClass *klass,
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gsize size);
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#define _gtk_css_value_new(_name, _klass) ((_name *) _gtk_css_value_alloc ((_klass), sizeof (_name)))
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#define _gtk_css_value_ref gtk_css_value_ref
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GtkCssValue * gtk_css_value_ref (GtkCssValue *value);
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#define _gtk_css_value_unref gtk_css_value_unref
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void gtk_css_value_unref (GtkCssValue *value);
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GtkCssValue *_gtk_css_value_compute (GtkCssValue *value,
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guint property_id,
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GtkStyleProvider *provider,
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GtkCssStyle *style,
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GtkCssStyle *parent_style) G_GNUC_PURE;
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gboolean _gtk_css_value_equal (const GtkCssValue *value1,
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const GtkCssValue *value2) G_GNUC_PURE;
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gboolean _gtk_css_value_equal0 (const GtkCssValue *value1,
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const GtkCssValue *value2) G_GNUC_PURE;
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GtkCssValue *_gtk_css_value_transition (GtkCssValue *start,
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GtkCssValue *end,
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guint property_id,
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double progress);
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gboolean gtk_css_value_is_dynamic (const GtkCssValue *value) G_GNUC_PURE;
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GtkCssValue * gtk_css_value_get_dynamic_value (GtkCssValue *value,
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gint64 monotonic_time);
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char * _gtk_css_value_to_string (const GtkCssValue *value);
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void _gtk_css_value_print (const GtkCssValue *value,
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GString *string);
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gboolean gtk_css_value_is_computed (const GtkCssValue *value) G_GNUC_PURE;
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G_END_DECLS
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