168 lines
4.5 KiB
C
168 lines
4.5 KiB
C
/*
|
|
* Copyright © 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 2.1 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, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
* Authors: Benjamin Otte <otte@gnome.org>
|
|
*/
|
|
|
|
|
|
static inline GtkBitmask *
|
|
_gtk_bitmask_new (void)
|
|
{
|
|
return _gtk_bitmask_from_bits (0);
|
|
}
|
|
|
|
static inline GtkBitmask *
|
|
_gtk_bitmask_copy (const GtkBitmask *mask)
|
|
{
|
|
if (_gtk_bitmask_is_allocated (mask))
|
|
return _gtk_allocated_bitmask_copy (mask);
|
|
else
|
|
return (GtkBitmask *) mask;
|
|
}
|
|
|
|
static inline void
|
|
_gtk_bitmask_free (GtkBitmask *mask)
|
|
{
|
|
if (_gtk_bitmask_is_allocated (mask))
|
|
_gtk_allocated_bitmask_free (mask);
|
|
}
|
|
|
|
static inline char *
|
|
_gtk_bitmask_to_string (const GtkBitmask *mask)
|
|
{
|
|
GString *string;
|
|
|
|
string = g_string_new (NULL);
|
|
_gtk_allocated_bitmask_print (mask, string);
|
|
return g_string_free (string, FALSE);
|
|
}
|
|
|
|
static inline void
|
|
_gtk_bitmask_print (const GtkBitmask *mask,
|
|
GString *string)
|
|
{
|
|
_gtk_allocated_bitmask_print (mask, string);
|
|
}
|
|
|
|
static inline GtkBitmask *
|
|
_gtk_bitmask_intersect (GtkBitmask *mask,
|
|
const GtkBitmask *other)
|
|
{
|
|
return _gtk_allocated_bitmask_intersect (mask, other);
|
|
}
|
|
|
|
static inline GtkBitmask *
|
|
_gtk_bitmask_union (GtkBitmask *mask,
|
|
const GtkBitmask *other)
|
|
{
|
|
if (_gtk_bitmask_is_allocated (mask) ||
|
|
_gtk_bitmask_is_allocated (other))
|
|
return _gtk_allocated_bitmask_union (mask, other);
|
|
else
|
|
return _gtk_bitmask_from_bits (_gtk_bitmask_to_bits (mask)
|
|
| _gtk_bitmask_to_bits (other));
|
|
}
|
|
|
|
static inline GtkBitmask *
|
|
_gtk_bitmask_subtract (GtkBitmask *mask,
|
|
const GtkBitmask *other)
|
|
{
|
|
return _gtk_allocated_bitmask_subtract (mask, other);
|
|
}
|
|
|
|
static inline gboolean
|
|
_gtk_bitmask_get (const GtkBitmask *mask,
|
|
guint index_)
|
|
{
|
|
if (_gtk_bitmask_is_allocated (mask))
|
|
return _gtk_allocated_bitmask_get (mask, index_);
|
|
else
|
|
return index_ < GTK_BITMASK_N_DIRECT_BITS
|
|
? !!(_gtk_bitmask_to_bits (mask) & (((gsize) 1) << index_))
|
|
: FALSE;
|
|
}
|
|
|
|
static inline GtkBitmask *
|
|
_gtk_bitmask_set (GtkBitmask *mask,
|
|
guint index_,
|
|
gboolean value)
|
|
{
|
|
if (_gtk_bitmask_is_allocated (mask) ||
|
|
(index_ >= GTK_BITMASK_N_DIRECT_BITS && value))
|
|
return _gtk_allocated_bitmask_set (mask, index_, value);
|
|
else if (index_ < GTK_BITMASK_N_DIRECT_BITS)
|
|
{
|
|
gsize bits = _gtk_bitmask_to_bits (mask);
|
|
|
|
if (value)
|
|
bits |= ((gsize) 1) << index_;
|
|
else
|
|
bits &= ~(((gsize) 1) << index_);
|
|
|
|
return _gtk_bitmask_from_bits (bits);
|
|
}
|
|
else
|
|
return mask;
|
|
}
|
|
|
|
static inline GtkBitmask *
|
|
_gtk_bitmask_invert_range (GtkBitmask *mask,
|
|
guint start,
|
|
guint end)
|
|
{
|
|
if (_gtk_bitmask_is_allocated (mask) ||
|
|
(end > GTK_BITMASK_N_DIRECT_BITS))
|
|
return _gtk_allocated_bitmask_invert_range (mask, start, end);
|
|
else
|
|
{
|
|
gsize invert = (((gsize) 1) << end) - (((gsize) 1) << start);
|
|
|
|
return _gtk_bitmask_from_bits (_gtk_bitmask_to_bits (mask) ^ invert);
|
|
}
|
|
}
|
|
|
|
static inline gboolean
|
|
_gtk_bitmask_is_empty (const GtkBitmask *mask)
|
|
{
|
|
return mask == _gtk_bitmask_from_bits (0);
|
|
}
|
|
|
|
static inline gboolean
|
|
_gtk_bitmask_equals (const GtkBitmask *mask,
|
|
const GtkBitmask *other)
|
|
{
|
|
if (mask == other)
|
|
return TRUE;
|
|
|
|
if (!_gtk_bitmask_is_allocated (mask) ||
|
|
!_gtk_bitmask_is_allocated (other))
|
|
return FALSE;
|
|
|
|
return _gtk_allocated_bitmask_equals (mask, other);
|
|
}
|
|
|
|
static inline gboolean
|
|
_gtk_bitmask_intersects (const GtkBitmask *mask,
|
|
const GtkBitmask *other)
|
|
{
|
|
if (_gtk_bitmask_is_allocated (mask) ||
|
|
_gtk_bitmask_is_allocated (other))
|
|
return _gtk_allocated_bitmask_intersects (mask, other);
|
|
else
|
|
return _gtk_bitmask_to_bits (mask) & _gtk_bitmask_to_bits (other) ? TRUE : FALSE;
|
|
}
|