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cssvalue: Add a border value

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.. and parse border-image-slice with it.
This commit is contained in:
Benjamin Otte 2012-04-04 16:15:41 +02:00
parent cfc6462730
commit 56f79fecce
9 changed files with 372 additions and 33 deletions
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2
gtk/Makefile.am
View File

@ -425,6 +425,7 @@ gtk_private_h_sources = \
gtkcontainerprivate.h \
gtkcssarrayvalueprivate.h \
gtkcssbgsizevalueprivate.h \
gtkcssbordervalueprivate.h \
gtkcsscomputedvaluesprivate.h \
gtkcsscornervalueprivate.h \
gtkcsscustompropertyprivate.h \
@ -638,6 +639,7 @@ gtk_base_c_sources = \
gtkcontainer.c \
gtkcssarrayvalue.c \
gtkcssbgsizevalue.c \
gtkcssbordervalue.c \
gtkcsscomputedvalues.c \
gtkcsscornervalue.c \
gtkcsscustomproperty.c \

12
gtk/gtkborderimage.c
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@ -25,7 +25,9 @@
#include <math.h>
#include "gtkborderimageprivate.h"
#include "gtkcssbordervalueprivate.h"
#include "gtkcssimagevalueprivate.h"
#include "gtkcssnumbervalueprivate.h"
#include "gtkcssrepeatvalueprivate.h"
#include "gtkstylepropertiesprivate.h"
#include "gtkthemingengineprivate.h"
@ -45,7 +47,7 @@ _gtk_border_image_init (GtkBorderImage *image,
if (image->source == NULL)
return FALSE;
image->slice = *(GtkBorder *) _gtk_css_value_get_boxed (_gtk_theming_engine_peek_property (engine, GTK_CSS_PROPERTY_BORDER_IMAGE_SLICE));
image->slice = _gtk_theming_engine_peek_property (engine, GTK_CSS_PROPERTY_BORDER_IMAGE_SLICE);
width = _gtk_css_value_get_boxed (_gtk_theming_engine_peek_property (engine, GTK_CSS_PROPERTY_BORDER_IMAGE_WIDTH));
if (width)
{
@ -254,12 +256,12 @@ _gtk_border_image_render (GtkBorderImage *image,
gtk_border_image_compute_slice_size (horizontal_slice,
source_width,
image->slice.left,
image->slice.right);
_gtk_css_number_value_get (_gtk_css_border_value_get_left (image->slice), source_width),
_gtk_css_number_value_get (_gtk_css_border_value_get_right (image->slice), source_width));
gtk_border_image_compute_slice_size (vertical_slice,
source_height,
image->slice.top,
image->slice.bottom);
_gtk_css_number_value_get (_gtk_css_border_value_get_top (image->slice), source_height),
_gtk_css_number_value_get (_gtk_css_border_value_get_bottom (image->slice), source_height));
gtk_border_image_compute_border_size (horizontal_border,
x,
width,

2
gtk/gtkborderimageprivate.h
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@ -34,7 +34,7 @@ typedef struct _GtkBorderImage GtkBorderImage;
struct _GtkBorderImage {
GtkCssImage *source;
GtkBorder slice;
GtkCssValue *slice;
gboolean has_width;
GtkBorder width;
GtkCssValue *repeat;

235
gtk/gtkcssbordervalue.c Normal file
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@ -0,0 +1,235 @@
/* GTK - The GIMP Toolkit
* Copyright (C) 2011 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "gtkcssbordervalueprivate.h"
#include "gtkcssnumbervalueprivate.h"
struct _GtkCssValue {
GTK_CSS_VALUE_BASE
guint fill :1;
GtkCssValue *values[4];
};
static void
gtk_css_value_border_free (GtkCssValue *value)
{
guint i;
for (i = 0; i < 4; i++)
{
if (value->values[i])
_gtk_css_value_unref (value->values[i]);
}
g_slice_free (GtkCssValue, value);
}
static gboolean
gtk_css_value_border_equal (const GtkCssValue *value1,
const GtkCssValue *value2)
{
guint i;
if (value1->fill != value2->fill)
return FALSE;
for (i = 0; i < 4; i++)
{
if (!_gtk_css_value_equal0 (value1->values[i], value2->values[i]))
return FALSE;
}
return TRUE;
}
static GtkCssValue *
gtk_css_value_border_transition (GtkCssValue *start,
GtkCssValue *end,
double progress)
{
return NULL;
}
static void
gtk_css_value_border_print (const GtkCssValue *value,
GString *string)
{
guint i, n;
if (!_gtk_css_value_equal0 (value->values[GTK_CSS_RIGHT], value->values[GTK_CSS_LEFT]))
n = 4;
else if (!_gtk_css_value_equal0 (value->values[GTK_CSS_TOP], value->values[GTK_CSS_BOTTOM]))
n = 3;
else if (!_gtk_css_value_equal0 (value->values[GTK_CSS_TOP], value->values[GTK_CSS_RIGHT]))
n = 2;
else
n = 1;
for (i = 0; i < n; i++)
{
if (i > 0)
g_string_append_c (string, ' ');
if (value->values[i] == NULL)
g_string_append (string, "auto");
else
_gtk_css_value_print (value->values[i], string);
}
if (value->fill)
g_string_append (string, " fill");
}
static const GtkCssValueClass GTK_CSS_VALUE_BORDER = {
gtk_css_value_border_free,
gtk_css_value_border_equal,
gtk_css_value_border_transition,
gtk_css_value_border_print
};
GtkCssValue *
_gtk_css_border_value_new (GtkCssValue *top,
GtkCssValue *right,
GtkCssValue *bottom,
GtkCssValue *left)
{
GtkCssValue *result;
result = _gtk_css_value_new (GtkCssValue, &GTK_CSS_VALUE_BORDER);
result->values[GTK_CSS_TOP] = top;
result->values[GTK_CSS_RIGHT] = right;
result->values[GTK_CSS_BOTTOM] = bottom;
result->values[GTK_CSS_LEFT] = left;
return result;
}
GtkCssValue *
_gtk_css_border_value_parse (GtkCssParser *parser,
GtkCssNumberParseFlags flags,
gboolean allow_auto,
gboolean allow_fill)
{
GtkCssValue *result;
guint i;
result = _gtk_css_border_value_new (NULL, NULL, NULL, NULL);
if (allow_fill)
result->fill = _gtk_css_parser_try (parser, "fill", TRUE);
for (i = 0; i < 4; i++)
{
if (allow_auto && _gtk_css_parser_try (parser, "auto", TRUE))
continue;
if (!_gtk_css_parser_has_number (parser))
break;
result->values[i] = _gtk_css_number_value_parse (parser, flags);
if (result->values[i] == NULL)
{
_gtk_css_value_unref (result);
return NULL;
}
}
if (i == 0)
{
_gtk_css_parser_error (parser, "Expected a number");
_gtk_css_value_unref (result);
return NULL;
}
if (allow_fill && !result->fill)
result->fill = _gtk_css_parser_try (parser, "fill", TRUE);
for (; i < 4; i++)
{
if (result->values[(i - 1) >> 1])
result->values[i] = _gtk_css_value_ref (result->values[(i - 1) >> 1]);
}
return result;
}
GtkCssValue *
_gtk_css_border_value_get_top (const GtkCssValue *value)
{
g_return_val_if_fail (value->class == &GTK_CSS_VALUE_BORDER, NULL);
return value->values[GTK_CSS_TOP];
}
GtkCssValue *
_gtk_css_border_value_get_right (const GtkCssValue *value)
{
g_return_val_if_fail (value->class == &GTK_CSS_VALUE_BORDER, NULL);
return value->values[GTK_CSS_RIGHT];
}
GtkCssValue *
_gtk_css_border_value_get_bottom (const GtkCssValue *value)
{
g_return_val_if_fail (value->class == &GTK_CSS_VALUE_BORDER, NULL);
return value->values[GTK_CSS_BOTTOM];
}
GtkCssValue *
_gtk_css_border_value_get_left (const GtkCssValue *value)
{
g_return_val_if_fail (value->class == &GTK_CSS_VALUE_BORDER, NULL);
return value->values[GTK_CSS_LEFT];
}
GtkCssValue *
_gtk_css_border_value_compute (GtkCssValue *value,
GtkStyleContext *context)
{
GtkCssValue *computed;
gboolean changed = FALSE;
guint i;
g_return_val_if_fail (value->class == &GTK_CSS_VALUE_BORDER, NULL);
computed = _gtk_css_border_value_new (NULL, NULL, NULL, NULL);
computed->fill = value->fill;
for (i = 0; i < 4; i++)
{
if (value->values[i])
{
computed->values[i] = _gtk_css_number_value_compute (value->values[i], context);
changed |= (computed->values[i] != value->values[i]);
}
}
if (!changed)
{
_gtk_css_value_unref (computed);
return _gtk_css_value_ref (value);
}
return computed;
}

48
gtk/gtkcssbordervalueprivate.h Normal file
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@ -0,0 +1,48 @@
/*
* Copyright © 2012 Red Hat Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Authors: Alexander Larsson <alexl@gnome.org>
*/
#ifndef __GTK_CSS_BORDER_VALUE_PRIVATE_H__
#define __GTK_CSS_BORDER_VALUE_PRIVATE_H__
#include "gtkcssparserprivate.h"
#include "gtkcssvalueprivate.h"
G_BEGIN_DECLS
GtkCssValue * _gtk_css_border_value_new (GtkCssValue *top,
GtkCssValue *right,
GtkCssValue *bottom,
GtkCssValue *left);
GtkCssValue * _gtk_css_border_value_parse (GtkCssParser *parser,
GtkCssNumberParseFlags flags,
gboolean allow_auto,
gboolean allow_fill);
GtkCssValue * _gtk_css_border_value_get_top (const GtkCssValue *value);
GtkCssValue * _gtk_css_border_value_get_right (const GtkCssValue *value);
GtkCssValue * _gtk_css_border_value_get_bottom (const GtkCssValue *value);
GtkCssValue * _gtk_css_border_value_get_left (const GtkCssValue *value);
GtkCssValue * _gtk_css_border_value_compute (GtkCssValue *border,
GtkStyleContext *context);
G_END_DECLS
#endif /* __GTK_CSS_BORDER_VALUE_PRIVATE_H__ */

16
gtk/gtkcssshorthandpropertyimpl.c
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@ -25,6 +25,7 @@
#include <math.h>
#include "gtkcssarrayvalueprivate.h"
#include "gtkcssbordervalueprivate.h"
#include "gtkcsscornervalueprivate.h"
#include "gtkcssenumvalueprivate.h"
#include "gtkcssimageprivate.h"
@ -304,16 +305,19 @@ parse_border_image (GtkCssShorthandProperty *shorthand,
}
else if (values[1] == NULL)
{
GValue value = G_VALUE_INIT;
g_value_init (&value, GTK_TYPE_BORDER);
if (!_gtk_css_style_parse_value (&value, parser, base))
values[1] = _gtk_css_border_value_parse (parser,
GTK_CSS_PARSE_PERCENT
| GTK_CSS_PARSE_NUMBER
| GTK_CSS_POSITIVE_ONLY,
FALSE,
TRUE);
if (values[1] == NULL)
return FALSE;
values[1] = _gtk_css_value_new_from_gvalue (&value);
g_value_unset (&value);
if (_gtk_css_parser_try (parser, "/", TRUE))
{
GValue value = G_VALUE_INIT;
g_value_init (&value, GTK_TYPE_BORDER);
if (!_gtk_css_style_parse_value (&value, parser, base))
return FALSE;

75
gtk/gtkcssstylepropertyimpl.c
View File

@ -42,6 +42,7 @@
#include "gtkbindings.h"
#include "gtkcssarrayvalueprivate.h"
#include "gtkcssbgsizevalueprivate.h"
#include "gtkcssbordervalueprivate.h"
#include "gtkcsscornervalueprivate.h"
#include "gtkcsseasevalueprivate.h"
#include "gtkcssenginevalueprivate.h"
@ -159,6 +160,38 @@ assign_length_from_double (GtkCssStyleProperty *property,
return _gtk_css_number_value_new (g_value_get_double (value), GTK_CSS_PX);
}
static void
query_border (GtkCssStyleProperty *property,
const GtkCssValue *css_value,
GValue *value)
{
GtkBorder border;
g_value_init (value, GTK_TYPE_BORDER);
border.top = round (_gtk_css_number_value_get (_gtk_css_border_value_get_top (css_value), 100));
border.right = round (_gtk_css_number_value_get (_gtk_css_border_value_get_right (css_value), 100));
border.bottom = round (_gtk_css_number_value_get (_gtk_css_border_value_get_bottom (css_value), 100));
border.left = round (_gtk_css_number_value_get (_gtk_css_border_value_get_left (css_value), 100));
g_value_set_boxed (value, &border);
}
static GtkCssValue *
assign_border (GtkCssStyleProperty *property,
const GValue *value)
{
const GtkBorder *border = g_value_get_boxed (value);
if (border == NULL)
return _gtk_css_value_ref (_gtk_css_style_property_get_initial_value (property));
else
return _gtk_css_border_value_new (_gtk_css_number_value_new (border->top, GTK_CSS_PX),
_gtk_css_number_value_new (border->right, GTK_CSS_PX),
_gtk_css_number_value_new (border->bottom, GTK_CSS_PX),
_gtk_css_number_value_new (border->left, GTK_CSS_PX));
}
static GtkCssValue *
color_parse (GtkCssStyleProperty *property,
GtkCssParser *parser,
@ -683,20 +716,12 @@ border_image_slice_parse (GtkCssStyleProperty *property,
GtkCssParser *parser,
GFile *base)
{
GValue value = G_VALUE_INIT;
GtkCssValue *result;
g_value_init (&value, GTK_TYPE_BORDER);
if (!_gtk_css_style_parse_value (&value, parser, base))
{
g_value_unset (&value);
return NULL;
}
result = _gtk_css_value_new_from_gvalue (&value);
g_value_unset (&value);
return result;
return _gtk_css_border_value_parse (parser,
GTK_CSS_PARSE_PERCENT
| GTK_CSS_PARSE_NUMBER
| GTK_CSS_POSITIVE_ONLY,
FALSE,
TRUE);
}
static GtkCssValue *
@ -720,6 +745,14 @@ border_image_width_parse (GtkCssStyleProperty *property,
return result;
}
static GtkCssValue *
compute_border (GtkCssStyleProperty *property,
GtkStyleContext *context,
GtkCssValue *specified)
{
return _gtk_css_border_value_compute (specified, context);
}
static GtkCssValue *
transition_property_parse_one (GtkCssParser *parser)
{
@ -942,8 +975,6 @@ gtk_symbolic_color_new_rgba (double red,
void
_gtk_css_style_property_init_properties (void)
{
GtkBorder border_of_ones = { 1, 1, 1, 1 };
/* Initialize "color" and "font-size" first,
* so that when computing values later they are
* done first. That way, 'currentColor' and font
@ -1492,18 +1523,20 @@ _gtk_css_style_property_init_properties (void)
_gtk_css_border_repeat_value_new (GTK_CSS_REPEAT_STYLE_STRETCH,
GTK_CSS_REPEAT_STYLE_STRETCH));
/* XXX: The initial value is wrong, it should be 100% */
gtk_css_style_property_register ("border-image-slice",
GTK_CSS_PROPERTY_BORDER_IMAGE_SLICE,
GTK_TYPE_BORDER,
0,
border_image_slice_parse,
NULL,
compute_border,
query_border,
assign_border,
NULL,
query_simple,
assign_simple,
NULL,
_gtk_css_value_new_from_boxed (GTK_TYPE_BORDER, &border_of_ones));
_gtk_css_border_value_new (_gtk_css_number_value_new (100, GTK_CSS_PERCENT),
_gtk_css_number_value_new (100, GTK_CSS_PERCENT),
_gtk_css_number_value_new (100, GTK_CSS_PERCENT),
_gtk_css_number_value_new (100, GTK_CSS_PERCENT)));
gtk_css_style_property_register ("border-image-width",
GTK_CSS_PROPERTY_BORDER_IMAGE_WIDTH,
GTK_TYPE_BORDER,

13
gtk/gtkcssvalue.c
View File

@ -349,6 +349,19 @@ _gtk_css_value_equal (const GtkCssValue *value1,
return value1->class->equal (value1, value2);
}
gboolean
_gtk_css_value_equal0 (const GtkCssValue *value1,
const GtkCssValue *value2)
{
if (value1 == NULL && value2 == NULL)
return TRUE;
if (value1 == NULL || value2 == NULL)
return FALSE;
return _gtk_css_value_equal (value1, value2);
}
GtkCssValue *
_gtk_css_value_transition (GtkCssValue *start,
GtkCssValue *end,

2
gtk/gtkcssvalueprivate.h
View File

@ -66,6 +66,8 @@ void _gtk_css_value_unref (GtkCssValue
gboolean _gtk_css_value_equal (const GtkCssValue *value1,
const GtkCssValue *value2);
gboolean _gtk_css_value_equal0 (const GtkCssValue *value1,
const GtkCssValue *value2);
GtkCssValue *_gtk_css_value_transition (GtkCssValue *start,
GtkCssValue *end,
double progress);