mirror of
https://gitlab.freedesktop.org/cairo/cairo.git
synced 2026-05-01 06:48:01 +02:00
170 lines
4.5 KiB
C
170 lines
4.5 KiB
C
/* cairo - a vector graphics library with display and print output
|
|
*
|
|
* Copyright © 2011 Intel Corporation
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it either under the terms of the GNU Lesser General Public
|
|
* License version 2.1 as published by the Free Software Foundation
|
|
* (the "LGPL") or, at your option, under the terms of the Mozilla
|
|
* Public License Version 1.1 (the "MPL"). If you do not alter this
|
|
* notice, a recipient may use your version of this file under either
|
|
* the MPL or the LGPL.
|
|
*
|
|
* You should have received a copy of the LGPL along with this library
|
|
* in the file COPYING-LGPL-2.1; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
|
|
* You should have received a copy of the MPL along with this library
|
|
* in the file COPYING-MPL-1.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License
|
|
* Version 1.1 (the "License"); you may not use this file except in
|
|
* compliance with the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
|
|
* OF ANY KIND, either express or implied. See the LGPL or the MPL for
|
|
* the specific language governing rights and limitations.
|
|
*
|
|
* The Original Code is the cairo graphics library.
|
|
*
|
|
* The Initial Developer of the Original Code is Intel Corporation.
|
|
*
|
|
* Contributor(s):
|
|
* Chris Wilson <chris@chris-wilson.co.uk>
|
|
*/
|
|
|
|
#ifndef CAIRO_SURFACE_SNAPSHOT_PRIVATE_H
|
|
#define CAIRO_SURFACE_SNAPSHOT_PRIVATE_H
|
|
|
|
#include "cairoint.h" /* cairo_surface_backend_t */
|
|
|
|
#include "cairo-device-private.h"
|
|
#include "cairo-surface-private.h"
|
|
|
|
struct stat {
|
|
double min, max, sum, sum_sq;
|
|
unsigned count;
|
|
};
|
|
|
|
#define NUM_OPERATORS (CAIRO_OPERATOR_HSL_LUMINOSITY+1)
|
|
#define NUM_CAPS (CAIRO_LINE_CAP_SQUARE+1)
|
|
#define NUM_JOINS (CAIRO_LINE_JOIN_BEVEL+1)
|
|
#define NUM_ANTIALIAS (CAIRO_ANTIALIAS_SUBPIXEL+1)
|
|
#define NUM_FILL_RULE (CAIRO_FILL_RULE_EVEN_ODD+1)
|
|
|
|
struct extents {
|
|
struct stat area;
|
|
unsigned int bounded, unbounded;
|
|
};
|
|
|
|
struct pattern {
|
|
unsigned int type[7]; /* native/record/other surface/gradients */
|
|
};
|
|
|
|
struct path {
|
|
unsigned int type[5]; /* empty/pixel/rectilinear/straight/curved */
|
|
};
|
|
|
|
struct clip {
|
|
unsigned int type[4]; /* none, region, boxes, general */
|
|
};
|
|
|
|
typedef struct _cairo_observation cairo_observation_t;
|
|
typedef struct _cairo_device_observer cairo_device_observer_t;
|
|
|
|
struct _cairo_observation {
|
|
int num_surfaces;
|
|
int num_contexts;
|
|
int num_sources_acquired;
|
|
|
|
/* XXX put interesting stats here! */
|
|
|
|
struct paint {
|
|
unsigned int count;
|
|
struct extents extents;
|
|
unsigned int operators[NUM_OPERATORS];
|
|
struct pattern source;
|
|
struct clip clip;
|
|
unsigned int noop;
|
|
} paint;
|
|
|
|
struct mask {
|
|
unsigned int count;
|
|
struct extents extents;
|
|
unsigned int operators[NUM_OPERATORS];
|
|
struct pattern source;
|
|
struct pattern mask;
|
|
struct clip clip;
|
|
unsigned int noop;
|
|
} mask;
|
|
|
|
struct fill {
|
|
unsigned int count;
|
|
struct extents extents;
|
|
unsigned int operators[NUM_OPERATORS];
|
|
struct pattern source;
|
|
struct path path;
|
|
unsigned int antialias[NUM_ANTIALIAS];
|
|
unsigned int fill_rule[NUM_FILL_RULE];
|
|
struct clip clip;
|
|
unsigned int noop;
|
|
} fill;
|
|
|
|
struct stroke {
|
|
unsigned int count;
|
|
struct extents extents;
|
|
unsigned int operators[NUM_OPERATORS];
|
|
unsigned int caps[NUM_CAPS];
|
|
unsigned int joins[NUM_CAPS];
|
|
unsigned int antialias[NUM_ANTIALIAS];
|
|
struct pattern source;
|
|
struct path path;
|
|
struct stat line_width;
|
|
struct clip clip;
|
|
unsigned int noop;
|
|
} stroke;
|
|
|
|
struct glyphs {
|
|
unsigned int count;
|
|
struct extents extents;
|
|
unsigned int operators[NUM_OPERATORS];
|
|
struct pattern source;
|
|
struct clip clip;
|
|
unsigned int noop;
|
|
} glyphs;
|
|
};
|
|
|
|
struct _cairo_device_observer {
|
|
cairo_device_t base;
|
|
cairo_device_t *target;
|
|
|
|
cairo_observation_t log;
|
|
};
|
|
|
|
struct _cairo_surface_observer {
|
|
cairo_surface_t base;
|
|
cairo_surface_t *target;
|
|
|
|
cairo_observation_t log;
|
|
};
|
|
|
|
static inline cairo_surface_t *
|
|
_cairo_surface_observer_get_target (cairo_surface_t *surface)
|
|
{
|
|
return ((cairo_surface_observer_t *) surface)->target;
|
|
}
|
|
|
|
static inline cairo_bool_t
|
|
_cairo_surface_is_observer (cairo_surface_t *surface)
|
|
{
|
|
return surface->backend->type == (cairo_surface_type_t)CAIRO_INTERNAL_SURFACE_TYPE_OBSERVER;
|
|
}
|
|
|
|
static inline cairo_bool_t
|
|
_cairo_device_is_observer (cairo_device_t *device)
|
|
{
|
|
return device->backend->type == (cairo_device_type_t)CAIRO_INTERNAL_DEVICE_TYPE_OBSERVER;
|
|
}
|
|
|
|
|
|
#endif /* CAIRO_SURFACE_SNAPSHOT_PRIVATE_H */
|