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netsurf/frontends/monkey/bitmap.c

129 lines
2.7 KiB

/*
* Copyright 2011 Daniel Silverstone <dsilvers@digital-scurf.org>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* NetSurf 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include "utils/errors.h"
#include "netsurf/bitmap.h"
#include "monkey/output.h"
#include "monkey/bitmap.h"
struct bitmap {
void *ptr;
size_t rowstride;
int width;
int height;
bool opaque;
};
static void *bitmap_create(int width, int height, enum gui_bitmap_flags flags)
{
struct bitmap *ret = calloc(1, sizeof(*ret));
if (ret == NULL)
return NULL;
ret->width = width;
ret->height = height;
ret->opaque = (flags & BITMAP_OPAQUE) == BITMAP_OPAQUE;
ret->ptr = calloc(width, height * 4);
if (ret->ptr == NULL) {
free(ret);
return NULL;
}
return ret;
}
static void bitmap_destroy(void *bitmap)
{
struct bitmap *bmap = bitmap;
free(bmap->ptr);
free(bmap);
}
static void bitmap_set_opaque(void *bitmap, bool opaque)
{
struct bitmap *bmap = bitmap;
bmap->opaque = opaque;
}
static bool bitmap_get_opaque(void *bitmap)
{
struct bitmap *bmap = bitmap;
return bmap->opaque;
}
static unsigned char *bitmap_get_buffer(void *bitmap)
{
struct bitmap *bmap = bitmap;
return (unsigned char *)(bmap->ptr);
}
static size_t bitmap_get_rowstride(void *bitmap)
{
struct bitmap *bmap = bitmap;
return bmap->width * 4;
}
static void bitmap_modified(void *bitmap)
{
return;
}
static int bitmap_get_width(void *bitmap)
{
struct bitmap *bmap = bitmap;
return bmap->width;
}
static int bitmap_get_height(void *bitmap)
{
struct bitmap *bmap = bitmap;
return bmap->height;
}
static nserror bitmap_render(struct bitmap *bitmap,
struct hlcache_handle *content)
{
moutf(MOUT_GENERIC, "BITMAP RENDER");
return NSERROR_OK;
}
static struct gui_bitmap_table bitmap_table = {
.create = bitmap_create,
.destroy = bitmap_destroy,
.set_opaque = bitmap_set_opaque,
.get_opaque = bitmap_get_opaque,
.get_buffer = bitmap_get_buffer,
.get_rowstride = bitmap_get_rowstride,
.get_width = bitmap_get_width,
.get_height = bitmap_get_height,
.modified = bitmap_modified,
.render = bitmap_render,
};
struct gui_bitmap_table *monkey_bitmap_table = &bitmap_table;