/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
/* cairo - a vector graphics library with display and print output
*
* Copyright © 2002 University of Southern California
* Copyright © 2005 Red Hat , Inc .
* 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 University of Southern
* California .
*
* Contributor ( s ) :
* Carl D . Worth < cworth @ cworth . org >
* Joonas Pihlaja < jpihlaja @ cc . helsinki . fi >
* Chris Wilson < chris @ chris - wilson . co . uk >
*/
#include "cairoint.h"
#include "cairo-compositor-private.h"
#include "cairo-image-surface-private.h"
#include "cairo-surface-offset-private.h"
/* high-level compositor interface */
static cairo_int_status_t
_cairo_fallback_compositor_paint (const cairo_compositor_t *_compositor,
cairo_composite_rectangles_t *extents)
{
cairo_image_surface_t *image;
cairo_int_status_t status;
TRACE ((stderr, "%s\n" , __FUNCTION__));
image = _cairo_surface_map_to_image (extents->surface, &extents->unbounded);
status = _cairo_surface_offset_paint (&image->base,
extents->unbounded.x,
extents->unbounded.y,
extents->op,
&extents->source_pattern.base,
extents->clip);
return _cairo_surface_unmap_image (extents->surface, image);
}
static cairo_int_status_t
_cairo_fallback_compositor_mask (const cairo_compositor_t *_compositor,
cairo_composite_rectangles_t *extents)
{
cairo_image_surface_t *image;
cairo_int_status_t status;
TRACE ((stderr, "%s\n" , __FUNCTION__));
image = _cairo_surface_map_to_image (extents->surface, &extents->unbounded);
status = _cairo_surface_offset_mask (&image->base,
extents->unbounded.x,
extents->unbounded.y,
extents->op,
&extents->source_pattern.base,
&extents->mask_pattern.base,
extents->clip);
return _cairo_surface_unmap_image (extents->surface, image);
}
static cairo_int_status_t
_cairo_fallback_compositor_stroke (const cairo_compositor_t *_compositor,
cairo_composite_rectangles_t *extents,
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)
{
cairo_image_surface_t *image;
cairo_int_status_t status;
TRACE ((stderr, "%s\n" , __FUNCTION__));
image = _cairo_surface_map_to_image (extents->surface, &extents->unbounded);
status = _cairo_surface_offset_stroke (&image->base,
extents->unbounded.x,
extents->unbounded.y,
extents->op,
&extents->source_pattern.base,
path, style,
ctm, ctm_inverse,
tolerance,
antialias,
extents->clip);
return _cairo_surface_unmap_image (extents->surface, image);
}
static cairo_int_status_t
_cairo_fallback_compositor_fill (const cairo_compositor_t *_compositor,
cairo_composite_rectangles_t *extents,
const cairo_path_fixed_t *path,
cairo_fill_rule_t fill_rule,
double tolerance,
cairo_antialias_t antialias)
{
cairo_image_surface_t *image;
cairo_int_status_t status;
TRACE ((stderr, "%s\n" , __FUNCTION__));
image = _cairo_surface_map_to_image (extents->surface, &extents->unbounded);
status = _cairo_surface_offset_fill (&image->base,
extents->unbounded.x,
extents->unbounded.y,
extents->op,
&extents->source_pattern.base,
path,
fill_rule, tolerance, antialias,
extents->clip);
return _cairo_surface_unmap_image (extents->surface, image);
}
static cairo_int_status_t
_cairo_fallback_compositor_glyphs (const cairo_compositor_t *_compositor,
cairo_composite_rectangles_t *extents,
cairo_scaled_font_t *scaled_font,
cairo_glyph_t *glyphs,
int num_glyphs,
cairo_bool_t overlap)
{
cairo_image_surface_t *image;
cairo_int_status_t status;
TRACE ((stderr, "%s\n" , __FUNCTION__));
image = _cairo_surface_map_to_image (extents->surface, &extents->unbounded);
status = _cairo_surface_offset_glyphs (&image->base,
extents->unbounded.x,
extents->unbounded.y,
extents->op,
&extents->source_pattern.base,
scaled_font, glyphs, num_glyphs,
extents->clip);
return _cairo_surface_unmap_image (extents->surface, image);
}
const cairo_compositor_t _cairo_fallback_compositor = {
&__cairo_no_compositor,
_cairo_fallback_compositor_paint,
_cairo_fallback_compositor_mask,
_cairo_fallback_compositor_stroke,
_cairo_fallback_compositor_fill,
_cairo_fallback_compositor_glyphs,
};
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