netsurf/desktop/plotters.h

52 lines
1.6 KiB
C

/*
* This file is part of NetSurf, http://netsurf-browser.org/
* Licensed under the GNU General Public License,
* http://www.opensource.org/licenses/gpl-license
* Copyright 2004 James Bursa <bursa@users.sourceforge.net>
*/
/** \file
* Target independent plotting (interface).
*/
#ifndef _NETSURF_DESKTOP_PLOTTERS_H_
#define _NETSURF_DESKTOP_PLOTTERS_H_
#include <stdbool.h>
#include "css/css.h"
struct bitmap;
/** Set of target specific plotting functions. */
struct plotter_table {
bool (*clg)(colour c);
bool (*rectangle)(int x0, int y0, int width, int height,
int line_width, colour c, bool dotted, bool dashed);
bool (*line)(int x0, int y0, int x1, int y1, int width,
colour c, bool dotted, bool dashed);
bool (*polygon)(int *p, unsigned int n, colour fill);
bool (*fill)(int x0, int y0, int x1, int y1, colour c);
bool (*clip)(int x0, int y0, int x1, int y1);
bool (*text)(int x, int y, struct css_style *style, const char *text,
size_t length, colour bg, colour c);
bool (*disc)(int x, int y, int radius, colour c, bool filled);
bool (*arc)(int x, int y, int radius, int angle1, int angle2,
colour c);
bool (*bitmap)(int x, int y, int width, int height,
struct bitmap *bitmap, colour bg);
bool (*bitmap_tile)(int x, int y, int width, int height,
struct bitmap *bitmap, colour bg,
bool repeat_x, bool repeat_y);
bool (*group_start)(const char *name); /** optional */
bool (*group_end)(void); /** optional */
bool (*flush)(void);
};
/** Current plotters, must be assigned before use. */
extern struct plotter_table plot;
#endif