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| 1 | /* |
| 2 | * gfx/gfx.c - Generate graphical output for Eeschema items |
| 3 | * |
| 4 | * Written 2016 by Werner Almesberger |
| 5 | * Copyright 2016 by Werner Almesberger |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | */ |
| 12 | |
| 13 | |
| 14 | #include <stdbool.h> |
| 15 | |
| 16 | #include "gfx/style.h" |
| 17 | #include "gfx/text.h" |
| 18 | #include "gfx/gfx.h" |
| 19 | |
| 20 | |
| 21 | void *gfx_ctx; |
| 22 | |
| 23 | static const struct gfx_ops *gfx_ops; |
| 24 | |
| 25 | |
| 26 | void gfx_line(int sx, int sy, int ex, int ey, int color, unsigned layer) |
| 27 | { |
| 28 | if (gfx_ops->line) { |
| 29 | gfx_ops->line(gfx_ctx, sx, sy, ex, ey, color, layer); |
| 30 | return; |
| 31 | } |
| 32 | |
| 33 | int vx[] = { sx, ex }; |
| 34 | int vy[] = { sy, ey }; |
| 35 | |
| 36 | gfx_poly(2, vx, vy, color, COLOR_NONE, layer); |
| 37 | } |
| 38 | |
| 39 | |
| 40 | void gfx_rect(int sx, int sy, int ex, int ey, |
| 41 | int color, int fill_color, unsigned layer) |
| 42 | { |
| 43 | if (gfx_ops->rect) { |
| 44 | gfx_ops->rect(gfx_ctx, sx, sy, ex, ey, |
| 45 | color, fill_color, layer); |
| 46 | return; |
| 47 | } |
| 48 | |
| 49 | int vx[] = { sx, ex, ex, sx, sx }; |
| 50 | int vy[] = { sy, sy, ey, ey, sy }; |
| 51 | |
| 52 | gfx_poly(5, vx, vy, color, fill_color, layer); |
| 53 | } |
| 54 | |
| 55 | |
| 56 | void gfx_poly(int points, const int x[points], const int y[points], |
| 57 | int color, int fill_color, unsigned layer) |
| 58 | { |
| 59 | gfx_ops->poly(gfx_ctx, points, x, y, color, fill_color, layer); |
| 60 | } |
| 61 | |
| 62 | |
| 63 | void gfx_circ(int x, int y, int r, int color, int fill_color, unsigned layer) |
| 64 | { |
| 65 | gfx_ops->circ(gfx_ctx, x, y, r, color, fill_color, layer); |
| 66 | } |
| 67 | |
| 68 | |
| 69 | void gfx_arc(int x, int y, int r, int sa, int ea, |
| 70 | int color, int fill_color, unsigned layer) |
| 71 | { |
| 72 | gfx_ops->arc(gfx_ctx, x, y, r, sa, ea, color, fill_color, layer); |
| 73 | } |
| 74 | |
| 75 | |
| 76 | void gfx_text(int x, int y, const char *s, unsigned size, |
| 77 | enum text_align align, int rot, unsigned color, unsigned layer) |
| 78 | { |
| 79 | gfx_ops->text(gfx_ctx, x, y, s, size, align, rot, color, layer); |
| 80 | } |
| 81 | |
| 82 | |
| 83 | void gfx_tag(const char *s, |
| 84 | unsigned points, const int x[points], int const y[points]) |
| 85 | { |
| 86 | if (gfx_ops->tag) |
| 87 | gfx_ops->tag(gfx_ctx, s, points, x, y); |
| 88 | } |
| 89 | |
| 90 | |
| 91 | unsigned gfx_text_width(const char *s, unsigned size) |
| 92 | { |
| 93 | return gfx_ops->text_width(gfx_ctx, s, size); |
| 94 | } |
| 95 | |
| 96 | |
| 97 | void gfx_init(const struct gfx_ops *ops, int argc, char *const *argv) |
| 98 | { |
| 99 | gfx_ctx = ops->init(argc, argv); |
| 100 | gfx_ops = ops; |
| 101 | } |
| 102 | |
| 103 | |
| 104 | void gfx_sheet_name(const char *name) |
| 105 | { |
| 106 | if (gfx_ops->sheet_name) |
| 107 | gfx_ops->sheet_name(gfx_ctx, name); |
| 108 | } |
| 109 | |
| 110 | |
| 111 | void gfx_new_sheet(void) |
| 112 | { |
| 113 | if (gfx_ops->new_sheet) |
| 114 | gfx_ops->new_sheet(gfx_ctx); |
| 115 | } |
| 116 | |
| 117 | |
| 118 | bool gfx_multi_sheet(void) |
| 119 | { |
| 120 | return !!gfx_ops->new_sheet; |
| 121 | } |
| 122 | |
| 123 | void gfx_end(void) |
| 124 | { |
| 125 | if (gfx_ops->end) |
| 126 | gfx_ops->end(gfx_ctx); |
| 127 | } |
| 128 |
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