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+/* -*- Mode: C; indent-tabs-mode:nil; c-basic-offset: 8-*- */
+
+/*
+ * This file is part of The Croco Library
+ *
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of version 2.1 of the GNU Lesser General Public
+ * License as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ *
+ * Author: Dodji Seketeli.
+ * See COPYRIGHTS file for copyright information.
+ */
+
+#ifndef __CR_STYLE_H__
+#define __CR_STYLE_H__
+
+#include "cr-utils.h"
+#include "cr-statement.h"
+#include "cr-fonts.h"
+
+/**
+ *@file
+ *The declaration of the #CRStyle class.
+ */
+G_BEGIN_DECLS
+
+typedef struct _CRStyle CRStyle ;
+
+enum CRBorderStyle
+{
+ BORDER_STYLE_NONE = 0,
+ BORDER_STYLE_HIDDEN,
+ BORDER_STYLE_DOTTED,
+ BORDER_STYLE_DASHED,
+ BORDER_STYLE_SOLID,
+ BORDER_STYLE_DOUBLE,
+ BORDER_STYLE_GROOVE,
+ BORDER_STYLE_RIDGE,
+ BORDER_STYLE_INSET,
+ BORDER_STYLE_OUTSET,
+ BORDER_STYLE_INHERIT
+} ;
+
+enum CRDisplayType
+{
+ DISPLAY_NONE,
+ DISPLAY_INLINE,
+ DISPLAY_BLOCK,
+ DISPLAY_LIST_ITEM,
+ DISPLAY_RUN_IN,
+ DISPLAY_COMPACT,
+ DISPLAY_MARKER,
+ DISPLAY_TABLE,
+ DISPLAY_INLINE_TABLE,
+ DISPLAY_TABLE_ROW_GROUP,
+ DISPLAY_TABLE_HEADER_GROUP,
+ DISPLAY_TABLE_FOOTER_GROUP,
+ DISPLAY_TABLE_ROW,
+ DISPLAY_TABLE_COLUMN_GROUP,
+ DISPLAY_TABLE_COLUMN,
+ DISPLAY_TABLE_CELL,
+ DISPLAY_TABLE_CAPTION,
+ DISPLAY_INHERIT
+} ;
+
+enum CRPositionType
+{
+ POSITION_STATIC,
+ POSITION_RELATIVE,
+ POSITION_ABSOLUTE,
+ POSITION_FIXED,
+ POSITION_INHERIT
+} ;
+
+enum CRFloatType
+{
+ FLOAT_NONE,
+ FLOAT_LEFT,
+ FLOAT_RIGHT,
+ FLOAT_INHERIT
+} ;
+
+enum CRWhiteSpaceType
+{
+ WHITE_SPACE_NORMAL,
+ WHITE_SPACE_PRE,
+ WHITE_SPACE_NOWRAP,
+ WHITE_SPACE_INHERIT
+} ;
+
+
+#define BORDER_THIN 2
+#define BORDER_MEDIUM 4
+#define BORDER_THICK 6
+
+
+/**
+ *A numerical css property value.
+ *This data type is actually split in 3 parts:
+ *1/the specified value
+ *2/the computed value
+ *3/the actual value.
+ *To understand the semantic of these three parts,
+ *see css2 spec chap 6.1 ("Specified, computed and actual values.").
+ */
+typedef struct _CRNumPropVal CRNumPropVal ;
+struct _CRNumPropVal
+{
+ /**specified value*/
+ CRNum sv ;
+ /**computed value*/
+ CRNum cv ;
+ /**actual value*/
+ CRNum av ;
+} ;
+
+/**
+ *An rgb css property value.
+ *This data type is actually split in 3 parts:
+ *1/the specified value
+ *2/the computed value
+ *3/the actual value.
+ *To understand the semantic of these three parts,
+ *see css2 spec chap 6.1 ("Specified, computed and actual values.").
+ */
+typedef struct _CRRgbPropVal CRRgbPropVal ;
+struct _CRRgbPropVal
+{
+ /**specified value*/
+ CRRgb sv ;
+ /**computed value*/
+ CRRgb cv ;
+ /**actual value*/
+ CRRgb av ;
+} ;
+
+
+enum CRNumProp
+{
+ NUM_PROP_TOP=0,
+ NUM_PROP_RIGHT,
+ NUM_PROP_BOTTOM,
+ NUM_PROP_LEFT,/*3*/
+
+ NUM_PROP_PADDING_TOP,
+ NUM_PROP_PADDING_RIGHT,
+ NUM_PROP_PADDING_BOTTOM,
+ NUM_PROP_PADDING_LEFT,/*7*/
+
+ NUM_PROP_BORDER_TOP,
+ NUM_PROP_BORDER_RIGHT,
+ NUM_PROP_BORDER_BOTTOM,
+ NUM_PROP_BORDER_LEFT,/*11*/
+
+ NUM_PROP_MARGIN_TOP,
+ NUM_PROP_MARGIN_RIGHT,
+ NUM_PROP_MARGIN_BOTTOM,
+ NUM_PROP_MARGIN_LEFT,/*15*/
+
+ NUM_PROP_WIDTH,
+
+ /*must be last*/
+ NB_NUM_PROPS
+} ;
+
+enum CRRgbProp
+{
+ RGB_PROP_BORDER_TOP_COLOR = 0,
+ RGB_PROP_BORDER_RIGHT_COLOR,
+ RGB_PROP_BORDER_BOTTOM_COLOR,
+ RGB_PROP_BORDER_LEFT_COLOR,
+ RGB_PROP_COLOR,
+ RGB_PROP_BACKGROUND_COLOR,
+
+ /*must be last*/
+ NB_RGB_PROPS
+} ;
+
+
+enum CRBorderStyleProp
+{
+ BORDER_STYLE_PROP_TOP = 0,
+ BORDER_STYLE_PROP_RIGHT,
+ BORDER_STYLE_PROP_BOTTOM,
+ BORDER_STYLE_PROP_LEFT,
+
+ /*must be last*/
+ NB_BORDER_STYLE_PROPS
+} ;
+
+enum CRBoxOffsetProp
+{
+ BOX_OFFSET_PROP_TOP = 0,
+ BOX_OFFSET_PROP_RIGHT,
+ BOX_OFFSET_PROP_BOTTOM,
+ BOX_OFFSET_PROP_LEFT,
+
+ /*must be last*/
+ NB_BOX_OFFSET_PROPS
+} ;
+
+typedef struct _CRFontSizeVal CRFontSizeVal ;
+struct _CRFontSizeVal {
+ /*specified value*/
+ CRFontSize sv ;
+ /*computed value*/
+ CRFontSize cv ;
+ /*actual value*/
+ CRFontSize av ;
+} ;
+
+/**
+ *The css2 style class.
+ *Contains computed and actual values
+ *inferred from the declarations found
+ *in the stylesheets.
+ *See css2 spec chapter 6.
+ */
+struct _CRStyle
+{
+ /**
+ *numerical properties.
+ *the properties are indexed by
+ *enum #CRNumProp.
+ */
+ CRNumPropVal num_props[NB_NUM_PROPS] ;
+
+ /**
+ *color properties.
+ *They are indexed by enum #CRRgbProp .
+ */
+ CRRgbPropVal rgb_props[NB_RGB_PROPS] ;
+
+ /**
+ *border style properties.
+ *They are indexed by enum #CRBorderStyleProp .
+ */
+ enum CRBorderStyle border_style_props[NB_BORDER_STYLE_PROPS] ;
+
+ /**box display type*/
+ enum CRDisplayType display ;
+
+ /**the positioning scheme*/
+ enum CRPositionType position ;
+
+ /**the float property*/
+ enum CRFloatType float_type ;
+
+ /*
+ *the 'font-family' property.
+ */
+ CRFontFamily *font_family ;
+
+ /**
+ *the 'font-size' property.
+ */
+ CRFontSizeVal font_size ;
+ CRFontSizeAdjust *font_size_adjust ;
+ enum CRFontStyle font_style ;
+ enum CRFontVariant font_variant ;
+ enum CRFontWeight font_weight ;
+ enum CRFontStretch font_stretch ;
+
+ /**
+ * the 'tex' properties
+ */
+ enum CRWhiteSpaceType white_space;
+
+ gboolean inherited_props_resolved ;
+ CRStyle *parent_style ;
+ gulong ref_count ;
+} ;
+
+enum CRStatus cr_style_white_space_type_to_string (enum CRWhiteSpaceType a_code,
+ GString * a_str, guint a_nb_indent) ;
+
+enum CRStatus cr_style_num_prop_val_to_string (CRNumPropVal *a_prop_val,
+ GString *a_str,
+ guint a_nb_indent) ;
+
+enum CRStatus cr_style_rgb_prop_val_to_string (CRRgbPropVal *a_prop_val,
+ GString *a_str,
+ guint a_nb_indent) ;
+
+enum CRStatus cr_style_border_style_to_string (enum CRBorderStyle a_prop,
+ GString *a_str,
+ guint a_nb_indent) ;
+
+enum CRStatus cr_style_display_type_to_string (enum CRDisplayType a_code,
+ GString *a_str,
+ guint a_nb_indent) ;
+
+enum CRStatus cr_style_position_type_to_string (enum CRPositionType a_code,
+ GString *a_str,
+ guint a_nb_indent) ;
+
+enum CRStatus cr_style_float_type_to_string (enum CRFloatType a_code,
+ GString *a_str,
+ guint a_nb_indent) ;
+
+CRStyle * cr_style_new (gboolean a_set_props_to_initial_values) ;
+
+enum CRStatus cr_style_set_props_to_default_values (CRStyle *a_this) ;
+enum CRStatus cr_style_set_props_to_initial_values (CRStyle *a_this) ;
+enum CRStatus cr_style_resolve_inherited_properties (CRStyle *a_this) ;
+enum CRStatus cr_style_propagate_from_parent (CRStyle *a_this);
+
+enum CRStatus cr_style_set_style_from_decl (CRStyle *a_this,
+ CRDeclaration *a_decl) ;
+
+
+enum CRStatus cr_style_copy (CRStyle *a_dest, CRStyle *a_src) ;
+
+enum CRStatus cr_style_ref (CRStyle *a_this) ;
+
+gboolean cr_style_unref (CRStyle *a_this) ;
+
+void cr_style_destroy (CRStyle *a_this) ;
+
+CRStyle * cr_style_dup (CRStyle *a_this) ;
+
+enum CRStatus cr_style_to_string (CRStyle *a_this,
+ GString **a_str,
+ guint a_nb_indent) ;
+
+G_END_DECLS
+
+#endif /*__CR_STYLE_H__*/