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eda-tools/eeshow/gfx.h
2016-08-02 11:00:08 -03:00

73 lines
2.4 KiB
C

/*
* gfx.h - Generate graphical output for Eeschema items
*
* Written 2016 by Werner Almesberger
* Copyright 2016 by Werner Almesberger
*
* This program 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; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef GFX_H
#define GFX_H
#include <stdbool.h>
#include "text.h"
struct gfx_ops {
const char *name;
void (*line)(void *ctx, int sx, int sy, int ex, int ey,
int color, unsigned layer);
void (*rect)(void *ctx, int sx, int sy, int ex, int ey,
int color, int fill_color, unsigned layer);
void (*poly)(void *ctx,
int points, const int x[points], const int y[points],
int color, int fill_color, unsigned layer);
void (*circ)(void *ctx, int x, int y, int r,
int color, int fill_color, unsigned layer);
void (*arc)(void *ctx, int x, int y, int r, int sa, int ea,
int color, int fill_color, unsigned layer);
void (*text)(void *ctx, int x, int y, const char *s, unsigned size,
enum text_align align, int rot, unsigned color, unsigned layer);
void (*tag)(void *ctx, const char *s,
int points, const int x[points], const int y[points]);
unsigned (*text_width)(void *ctx, const char *s, unsigned size);
void *(*init)(int argc, char *const *argv);
void (*new_sheet)(void *ctx);
void (*end)(void *ctx);
};
extern void *gfx_ctx;
/* wrappers */
void gfx_line(int sx, int sy, int ex, int ey, int color, unsigned layer);
void gfx_rect(int sx, int sy, int ex, int ey,
int color, int fill_color, unsigned layer);
void gfx_poly(int points, const int x[points], const int y[points],
int color, int fill_color, unsigned layer);
void gfx_circ(int x, int y, int r, int color, int fill_color, unsigned layer);
void gfx_arc(int x, int y, int r, int sa, int ea,
int color, int fill_color, unsigned layer);
void gfx_text(int x, int y, const char *s, unsigned size,
enum text_align align, int rot, unsigned color, unsigned layer);
void gfx_tag(const char *s,
unsigned points, const int x[points], int const y[points]);
unsigned gfx_text_width(const char *s, unsigned size);
/* inititalization and termination */
void gfx_init(const struct gfx_ops *ops, int argc, char *const *argv);
void gfx_new_sheet(void);
bool gfx_multi_sheet(void);
void gfx_end(void);
#endif /* !GFX_H */