/* 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>
*/
#include "cairoint.h"
#include "test-null-compositor-surface.h"
#include "cairo-compositor-private.h"
#include "cairo-default-context-private.h"
#include "cairo-error-private.h"
#include "cairo-image-surface-private.h"
#include "cairo-surface-backend-private.h"
#include "cairo-spans-compositor-private.h"
#include "cairo-spans-private.h"
typedef struct _test_compositor_surface {
cairo_image_surface_t base;
} test_compositor_surface_t;
static const cairo_surface_backend_t test_compositor_surface_backend;
static cairo_surface_t *
test_compositor_surface_create (const cairo_compositor_t *compositor,
cairo_content_t content,
int width,
int height)
{
test_compositor_surface_t *surface;
pixman_image_t *pixman_image;
pixman_format_code_t pixman_format;
switch (content) {
case CAIRO_CONTENT_ALPHA:
pixman_format = PIXMAN_a8;
break;
case CAIRO_CONTENT_COLOR:
pixman_format = PIXMAN_x8r8g8b8;
break;
case CAIRO_CONTENT_COLOR_ALPHA:
pixman_format = PIXMAN_a8r8g8b8;
break;
default:
return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_CONTENT));
}
pixman_image = pixman_image_create_bits (pixman_format, width, height,
NULL, 0);
if (unlikely (pixman_image == NULL))
return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
surface = malloc (sizeof (test_compositor_surface_t));
if (unlikely (surface == NULL)) {
pixman_image_unref (pixman_image);
return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
}
_cairo_surface_init (&surface->base.base,
&test_compositor_surface_backend,
NULL, /* device */
content,
FALSE); /* is_vector */
_cairo_image_surface_init (&surface->base, pixman_image, pixman_format);
surface->base.compositor = compositor;
return &surface->base.base;
}
static cairo_surface_t *
test_compositor_surface_create_similar (void *abstract_surface,
cairo_content_t content,
int width,
int height)
{
test_compositor_surface_t *surface = abstract_surface;
return test_compositor_surface_create (surface->base.compositor,
content, width, height);
}
static cairo_int_status_t
test_compositor_surface_paint (void *_surface,
cairo_operator_t op,
const cairo_pattern_t *source,
const cairo_clip_t *clip)
{
test_compositor_surface_t *surface = _surface;
return _cairo_compositor_paint (surface->base.compositor,
_surface, op, source,
clip);
}
static cairo_int_status_t
test_compositor_surface_mask (void *_surface,
cairo_operator_t op,
const cairo_pattern_t *source,
const cairo_pattern_t *mask,
const cairo_clip_t *clip)
{
test_compositor_surface_t *surface = _surface;
return _cairo_compositor_mask (surface->base.compositor,
_surface, op, source, mask,
clip);
}
static cairo_int_status_t
test_compositor_surface_stroke (void *_surface,
cairo_operator_t op,
const cairo_pattern_t *source,
const cairo_path_fixed_t *path,
const cairo_stroke_style_t *style,
const cairo_matrix_t *ctm,
const cairo_matrix_t *ctm_inverse,
double tolerance,
cairo_antialias_t antialias,
const cairo_clip_t *clip)
{
test_compositor_surface_t *surface = _surface;
return _cairo_compositor_stroke (surface->base.compositor,
_surface, op, source,
path, style, ctm, ctm_inverse,
tolerance, antialias,
clip);
}
static cairo_int_status_t
test_compositor_surface_fill (void *_surface,
cairo_operator_t op,
const cairo_pattern_t *source,
const cairo_path_fixed_t *path,
cairo_fill_rule_t fill_rule,
double tolerance,
cairo_antialias_t antialias,
const cairo_clip_t *clip)
{
test_compositor_surface_t *surface = _surface;
return _cairo_compositor_fill (surface->base.compositor,
_surface, op, source,
path, fill_rule, tolerance, antialias,
clip);
}
static cairo_int_status_t
test_compositor_surface_glyphs (void *_surface,
cairo_operator_t op,
const cairo_pattern_t *source,
cairo_glyph_t *glyphs,
int num_glyphs,
cairo_scaled_font_t *scaled_font,
const cairo_clip_t *clip)
{
test_compositor_surface_t *surface = _surface;
return _cairo_compositor_glyphs (surface->base.compositor,
_surface, op, source,
glyphs, num_glyphs, scaled_font,
clip);
}
static const cairo_surface_backend_t test_compositor_surface_backend = {
CAIRO_SURFACE_TYPE_IMAGE,
_cairo_image_surface_finish,
_cairo_default_context_create,
test_compositor_surface_create_similar,
NULL, /* create similar image */
_cairo_image_surface_map_to_image,
_cairo_image_surface_unmap_image,
_cairo_image_surface_source,
_cairo_image_surface_acquire_source_image,
_cairo_image_surface_release_source_image,
NULL, /* snapshot */
NULL, /* copy_page */
NULL, /* show_page */
_cairo_image_surface_get_extents,
_cairo_image_surface_get_font_options,
NULL, /* flush */
NULL, /* mark_dirty_rectangle */
test_compositor_surface_paint,
test_compositor_surface_mask,
test_compositor_surface_stroke,
test_compositor_surface_fill,
NULL, /* fill/stroke */
test_compositor_surface_glyphs,
};
static cairo_int_status_t
acquire (void *abstract_dst)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
release (void *abstract_dst)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
set_clip_region (void *_surface,
cairo_region_t *region)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_surface_t *
pattern_to_surface (cairo_surface_t *dst,
const cairo_pattern_t *pattern,
cairo_bool_t is_mask,
const cairo_rectangle_int_t *extents,
const cairo_rectangle_int_t *sample,
int *src_x, int *src_y)
{
return cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 0, 0);
}
static cairo_int_status_t
fill_boxes (void *_dst,
cairo_operator_t op,
const cairo_color_t *color,
cairo_boxes_t *boxes)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
draw_image_boxes (void *_dst,
cairo_image_surface_t *image,
cairo_boxes_t *boxes,
int dx, int dy)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
composite (void *_dst,
cairo_operator_t op,
cairo_surface_t *abstract_src,
cairo_surface_t *abstract_mask,
int src_x,
int src_y,
int mask_x,
int mask_y,
int dst_x,
int dst_y,
unsigned int width,
unsigned int height)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
lerp (void *_dst,
cairo_surface_t *abstract_src,
cairo_surface_t *abstract_mask,
int src_x,
int src_y,
int mask_x,
int mask_y,
int dst_x,
int dst_y,
unsigned int width,
unsigned int height)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
composite_boxes (void *_dst,
cairo_operator_t op,
cairo_surface_t *abstract_src,
cairo_surface_t *abstract_mask,
int src_x,
int src_y,
int mask_x,
int mask_y,
int dst_x,
int dst_y,
cairo_boxes_t *boxes,
const cairo_rectangle_int_t *extents)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
composite_traps (void *_dst,
cairo_operator_t op,
cairo_surface_t *abstract_src,
int src_x,
int src_y,
int dst_x,
int dst_y,
const cairo_rectangle_int_t *extents,
cairo_antialias_t antialias,
cairo_traps_t *traps)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
check_composite_glyphs (const cairo_composite_rectangles_t *extents,
cairo_scaled_font_t *scaled_font,
cairo_glyph_t *glyphs,
int *num_glyphs)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
composite_glyphs (void *_dst,
cairo_operator_t op,
cairo_surface_t *_src,
int src_x,
int src_y,
int dst_x,
int dst_y,
cairo_composite_glyphs_info_t *info)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_status_t
spans (void *abstract_renderer,
int y, int height,
const cairo_half_open_span_t *spans,
unsigned num_spans)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_status_t
finish_spans (void *abstract_renderer)
{
return CAIRO_STATUS_SUCCESS;
}
static cairo_int_status_t
span_renderer_init (cairo_abstract_span_renderer_t *_r,
const cairo_composite_rectangles_t *composite,
cairo_antialias_t antialias,
cairo_bool_t needs_clip)
{
cairo_span_renderer_t *r = (cairo_span_renderer_t *)_r;
r->render_rows = spans;
r->finish = finish_spans;
return CAIRO_STATUS_SUCCESS;
}
static void
span_renderer_fini (cairo_abstract_span_renderer_t *_r,
cairo_int_status_t status)
{
}
static const cairo_compositor_t *
no_fallback_compositor_get (void)
{
return &__cairo_no_compositor;
}
static cairo_int_status_t
check_composite (const cairo_composite_rectangles_t *extents)
{
return CAIRO_STATUS_SUCCESS;
}
static const cairo_compositor_t *
no_traps_compositor_get (void)
{
static cairo_atomic_once_t once = CAIRO_ATOMIC_ONCE_INIT;
static cairo_traps_compositor_t compositor;
if (_cairo_atomic_init_once_enter(&once)) {
_cairo_traps_compositor_init (&compositor,
no_fallback_compositor_get ());
compositor.acquire = acquire;
compositor.release = release;
compositor.set_clip_region = set_clip_region;
compositor.pattern_to_surface = pattern_to_surface;
compositor.draw_image_boxes = draw_image_boxes;
//compositor.copy_boxes = copy_boxes;
compositor.fill_boxes = fill_boxes;
compositor.check_composite = check_composite;
compositor.composite = composite;
compositor.lerp = lerp;
//compositor.check_composite_boxes = check_composite_boxes;
compositor.composite_boxes = composite_boxes;
//compositor.check_composite_traps = check_composite_traps;
compositor.composite_traps = composite_traps;
compositor.check_composite_glyphs = check_composite_glyphs;
compositor.composite_glyphs = composite_glyphs;
_cairo_atomic_init_once_leave(&once);
}
return &compositor.base;
}
static const cairo_compositor_t *
no_spans_compositor_get (void)
{
static cairo_atomic_once_t once = CAIRO_ATOMIC_ONCE_INIT;
static cairo_spans_compositor_t compositor;
if (_cairo_atomic_init_once_enter(&once)) {
_cairo_spans_compositor_init (&compositor,
no_traps_compositor_get());
//compositor.acquire = acquire;
//compositor.release = release;
compositor.fill_boxes = fill_boxes;
//compositor.check_composite_boxes = check_composite_boxes;
compositor.composite_boxes = composite_boxes;
//compositor.check_span_renderer = check_span_renderer;
compositor.renderer_init = span_renderer_init;
compositor.renderer_fini = span_renderer_fini;
_cairo_atomic_init_once_leave(&once);
}
return &compositor.base;
}
cairo_surface_t *
_cairo_test_no_fallback_compositor_surface_create (cairo_content_t content,
int width,
int height)
{
return test_compositor_surface_create (no_fallback_compositor_get(),
content, width, height);
}
cairo_surface_t *
_cairo_test_no_traps_compositor_surface_create (cairo_content_t content,
int width,
int height)
{
return test_compositor_surface_create (no_traps_compositor_get(),
content, width, height);
}
cairo_surface_t *
_cairo_test_no_spans_compositor_surface_create (cairo_content_t content,
int width,
int height)
{
return test_compositor_surface_create (no_spans_compositor_get(),
content, width, height);
}