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/*
* 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 "image/bitmap.h"
struct bitmap {
void *ptr;
size_t rowstride;
int width;
int height;
unsigned int state;
};
void *bitmap_create(int width, int height, unsigned int state)
{
struct bitmap *ret = calloc(sizeof(*ret), 1);
if (ret == NULL)
return NULL;
ret->width = width;
ret->height = height;
ret->state = state;
ret->ptr = calloc(width, height * 4);
if (ret->ptr == NULL) {
free(ret);
return NULL;
}
return ret;
}
void bitmap_destroy(void *bitmap)
{
struct bitmap *bmap = bitmap;
free(bmap->ptr);
free(bmap);
}
void bitmap_set_opaque(void *bitmap, bool opaque)
{
struct bitmap *bmap = bitmap;
if (opaque)
bmap->state |= (BITMAP_OPAQUE);
else
bmap->state &= ~(BITMAP_OPAQUE);
}
bool bitmap_test_opaque(void *bitmap)
{
return false;
}
bool bitmap_get_opaque(void *bitmap)
{
struct bitmap *bmap = bitmap;
return (bmap->state & BITMAP_OPAQUE) == BITMAP_OPAQUE;
}
unsigned char *bitmap_get_buffer(void *bitmap)
{
struct bitmap *bmap = bitmap;
return (unsigned char *)(bmap->ptr);
}
size_t bitmap_get_rowstride(void *bitmap)
{
struct bitmap *bmap = bitmap;
return bmap->width * 4;
}
size_t bitmap_get_bpp(void *bitmap)
{
/* OMG?! */
return 4;
}
bool bitmap_save(void *bitmap, const char *path, unsigned flags)
{
return true;
}
void bitmap_modified(void *bitmap)
{
struct bitmap *bmap = bitmap;
bmap->state |= BITMAP_MODIFIED;
}
void bitmap_set_suspendable(void *bitmap, void *private_word,
void (*invalidate)(void *bitmap, void *private_word))
{
}
int bitmap_get_width(void *bitmap)
{
struct bitmap *bmap = bitmap;
return bmap->width;
}
int bitmap_get_height(void *bitmap)
{
struct bitmap *bmap = bitmap;
return bmap->height;
}
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