/* * gfx/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_GFX_H #define GFX_GFX_H #include #include "gfx/text.h" struct gfx; 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, enum text_style style, 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, enum text_style style); void *(*init)(void); bool (*args)(void *ctx, int argc, char *const *argv); void (*sheet_name)(void *ctx, const char *name); void (*new_sheet)(void *ctx); void (*end)(void *ctx); }; /* wrappers */ void gfx_line(struct gfx *gfx, int sx, int sy, int ex, int ey, int color, unsigned layer); void gfx_rect(struct gfx *gfx, int sx, int sy, int ex, int ey, int color, int fill_color, unsigned layer); void gfx_poly(struct gfx *gfx, int points, const int x[points], const int y[points], int color, int fill_color, unsigned layer); void gfx_circ(struct gfx *gfx, int x, int y, int r, int color, int fill_color, unsigned layer); void gfx_arc(struct gfx *gfx, int x, int y, int r, int sa, int ea, int color, int fill_color, unsigned layer); void gfx_text(struct gfx *gfx, int x, int y, const char *s, unsigned size, enum text_align align, int rot, enum text_style style, unsigned color, unsigned layer); void gfx_tag(struct gfx *gfx, const char *s, unsigned points, const int x[points], int const y[points]); unsigned gfx_text_width(struct gfx *gfx, const char *s, unsigned size, enum text_style style); /* inititalization and termination */ struct gfx *gfx_init(const struct gfx_ops *ops); bool gfx_args(struct gfx *gfx, int argc, char *const *argv); void gfx_sheet_name(struct gfx *gfx, const char *name); void gfx_new_sheet(struct gfx *gfx); bool gfx_multi_sheet(struct gfx *gfx); void *gfx_user(struct gfx *gfx); /* transitional kludge */ void gfx_end(struct gfx *gfx); #endif /* !GFX_GFX_H */