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216 | /* cdkvisual-quartz.c
*
* Copyright (C) 2005 Imendio AB
*
* 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 "cdkvisualprivate.h"
#include "cdkquartzvisual.h"
#include "cdkprivate-quartz.h"
struct _CdkQuartzVisual
{
CdkVisual visual;
};
struct _CdkQuartzVisualClass
{
CdkVisualClass visual_class;
};
static CdkVisual *system_visual;
static CdkVisual *rgba_visual;
static CdkVisual *gray_visual;
static CdkVisual *
create_standard_visual (CdkScreen *screen,
gint depth)
{
CdkVisual *visual = g_object_new (CDK_TYPE_QUARTZ_VISUAL, NULL);
visual->screen = screen;
visual->depth = depth;
visual->byte_order = CDK_MSB_FIRST; /* FIXME: Should this be different on intel macs? */
visual->colormap_size = 0;
visual->type = CDK_VISUAL_TRUE_COLOR;
visual->red_mask = 0xff0000;
visual->green_mask = 0xff00;
visual->blue_mask = 0xff;
return visual;
}
static CdkVisual *
create_gray_visual (CdkScreen *screen)
{
CdkVisual *visual = g_object_new (CDK_TYPE_QUARTZ_VISUAL, NULL);
visual->screen = screen;
visual->depth = 1;
visual->byte_order = CDK_MSB_FIRST;
visual->colormap_size = 0;
visual->type = CDK_VISUAL_STATIC_GRAY;
return visual;
}
G_DEFINE_TYPE (CdkQuartzVisual, cdk_quartz_visual, CDK_TYPE_VISUAL)<--- There is an unknown macro here somewhere. Configuration is required. If G_DEFINE_TYPE is a macro then please configure it.
static void
cdk_quartz_visual_init (CdkQuartzVisual *quartz_visual)
{
}
static void
cdk_quartz_visual_class_init (CdkQuartzVisualClass *class)
{
}
/* We prefer the system visual for now ... */
gint
_cdk_quartz_screen_visual_get_best_depth (CdkScreen *screen)
{
return system_visual->depth;
}
CdkVisualType
_cdk_quartz_screen_visual_get_best_type (CdkScreen *screen)
{
return system_visual->type;
}
CdkVisual *
_cdk_quartz_screen_get_rgba_visual (CdkScreen *screen)
{
return rgba_visual;
}
CdkVisual*
_cdk_quartz_screen_get_system_visual (CdkScreen *screen)
{
return system_visual;
}
CdkVisual*
_cdk_quartz_screen_visual_get_best (CdkScreen *screen)
{
return system_visual;
}
CdkVisual*
_cdk_quartz_screen_visual_get_best_with_depth (CdkScreen *screen,
gint depth)
{
CdkVisual *visual = NULL;
switch (depth)
{
case 32:
visual = rgba_visual;
break;
case 24:
visual = system_visual;
break;
case 1:
visual = gray_visual;
break;
default:
visual = NULL;
}
return visual;
}
CdkVisual*
_cdk_quartz_screen_visual_get_best_with_type (CdkScreen *screen,
CdkVisualType visual_type)
{
if (system_visual->type == visual_type)
return system_visual;
else if (gray_visual->type == visual_type)
return gray_visual;
return NULL;
}
CdkVisual*
_cdk_quartz_screen_visual_get_best_with_both (CdkScreen *screen,
gint depth,
CdkVisualType visual_type)
{
if (system_visual->depth == depth
&& system_visual->type == visual_type)
return system_visual;
else if (rgba_visual->depth == depth
&& rgba_visual->type == visual_type)
return rgba_visual;
else if (gray_visual->depth == depth
&& gray_visual->type == visual_type)
return gray_visual;
return NULL;
}
/* For these, we also prefer the system visual */
void
_cdk_quartz_screen_query_depths (CdkScreen *screen,
gint **depths,
gint *count)
{
*count = 1;
*depths = &system_visual->depth;
}
void
_cdk_quartz_screen_query_visual_types (CdkScreen *screen,
CdkVisualType **visual_types,
gint *count)
{
*count = 1;
*visual_types = &system_visual->type;
}
void
_cdk_quartz_screen_init_visuals (CdkScreen *screen)
{
system_visual = create_standard_visual (screen, 24);
rgba_visual = create_standard_visual (screen, 32);
gray_visual = create_gray_visual (screen);
}
GList*
_cdk_quartz_screen_list_visuals (CdkScreen *screen)
{
GList *visuals = NULL;
visuals = g_list_append (visuals, system_visual);
visuals = g_list_append (visuals, rgba_visual);
visuals = g_list_append (visuals, gray_visual);
return visuals;
}
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