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/*
* Copyright 2009 Vincent Sanders <vince@simtec.co.uk>
* Copyright 2010 Michael Drake <tlsa@netsurf-browser.org>
*
* This file is part of libnsfb, http://www.netsurf-browser.org/
* Licenced under the MIT License,
* http://www.opensource.org/licenses/mit-license.php
*/
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include "libnsfb.h"
#include "libnsfb_plot.h"
#include "libnsfb_plot_util.h"
#include "nsfb.h"
#include "palette.h"
#include "plot.h"
static inline uint8_t *get_xy_loc(nsfb_t *nsfb, int x, int y)
{
return (uint8_t *)(nsfb->ptr + (y * nsfb->linelen) + (x));
}
static inline nsfb_colour_t pixel_to_colour(nsfb_t *nsfb, uint8_t pixel)
{
if (nsfb->palette == NULL)
return 0;
return nsfb->palette->data[pixel];
}
static uint8_t colour_to_pixel(nsfb_t *nsfb, nsfb_colour_t c)
{
if (nsfb->palette == NULL)
return 0;
return nsfb_palette_best_match_dither(nsfb->palette, c);
}
#define PLOT_TYPE uint8_t
#define PLOT_LINELEN(ll) (ll)
#include "common.c"
static bool fill(nsfb_t *nsfb, nsfb_bbox_t *rect, nsfb_colour_t c)
{
int y;
uint8_t ent;
uint8_t *pvideo;
if (!nsfb_plot_clip_ctx(nsfb, rect))
return true; /* fill lies outside current clipping region */
pvideo = get_xy_loc(nsfb, rect->x0, rect->y0);
ent = colour_to_pixel(nsfb, c);
for (y = rect->y0; y < rect->y1; y++) {
memset(pvideo, ent, rect->x1 - rect->x0);
pvideo += nsfb->linelen;
}
return true;
}
const nsfb_plotter_fns_t _nsfb_8bpp_plotters = {
.line = line,
.fill = fill,
.point = point,
.bitmap = bitmap,
.bitmap_tiles = bitmap_tiles,
.glyph8 = glyph8,
.glyph1 = glyph1,
.readrect = readrect,
};
/*
* Local Variables:
* c-basic-offset:8
* End:
*/
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