Espruino/libs/graphics/vector_font.c

/*
 * This file is part of Espruino, a JavaScript interpreter for Microcontrollers
 *
 * Copyright (C) 2020 Gordon Williams <gw@pur3.co.uk>
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * ----------------------------------------------------------------------------
 * Machine geneated vector font header (by build_vector_font.sh)
 * ----------------------------------------------------------------------------
 */

#ifndef NO_VECTOR_FONT
#include "graphics.h"

const uint8_t vfFirstChar = 33;
#define VF_END_OF_POLY 0xFE
#define VF_END_OF_CHAR 0xFF
static const uint8_t vfPolys[] IN_FLASH_MEMORY = {
// 33
161,163,195,193,VF_END_OF_POLY,
1,3,131,129,VF_END_OF_CHAR,
// 34
1,3,67,65,VF_END_OF_POLY,
4,6,70,68,VF_END_OF_CHAR,
// 35
4,6,196,194,VF_END_OF_POLY,
8,10,200,198,VF_END_OF_POLY,
112,123,155,144,VF_END_OF_POLY,
49,60,92,81,VF_END_OF_CHAR,
// 36
131,148,180,162,129,VF_END_OF_POLY,
70,53,21,39,72,VF_END_OF_POLY,
4,5,197,196,VF_END_OF_POLY,
20,34,65,98,116,84,67,52,VF_END_OF_POLY,
85,117,134,149,181,167,136,103,VF_END_OF_CHAR,
// 37
9,11,196,194,VF_END_OF_POLY,
48,17,3,35,50,67,99,81,VF_END_OF_POLY,
54,21,3,35,52,67,99,85,VF_END_OF_POLY,
151,120,106,138,153,170,202,184,VF_END_OF_POLY,
157,124,106,138,155,170,202,188,VF_END_OF_CHAR,
// 38
102,88,57,24,6,38,55,70,VF_END_OF_POLY,
166,164,147,131,116,102,70,84,98,129,145,178,196,198,VF_END_OF_POLY,
198,184,169,107,105,136,166,VF_END_OF_POLY,
6,20,51,84,201,203,86,53,38,VF_END_OF_CHAR,
// 39
1,3,67,65,VF_END_OF_CHAR,
// 40
38,68,99,147,180,214,246,228,194,145,97,50,20,6,VF_END_OF_CHAR,
// 41
33,67,100,148,179,209,241,227,197,150,102,53,19,1,VF_END_OF_CHAR,
// 42
132,134,6,4,VF_END_OF_POLY,
36,18,49,67,81,114,100,VF_END_OF_POLY,
38,24,57,71,89,120,102,VF_END_OF_CHAR,
// 43
36,84,81,113,116,164,166,118,121,89,86,38,VF_END_OF_CHAR,
// 44
225,227,196,164,162,194,VF_END_OF_CHAR,
// 45
81,87,119,113,VF_END_OF_CHAR,
// 46
161,163,195,193,VF_END_OF_CHAR,
// 47
8,10,227,225,VF_END_OF_CHAR,
// 48
196,198,184,153,57,24,6,4,36,38,55,151,166,164,VF_END_OF_POLY,
196,178,145,49,18,4,36,51,147,164,VF_END_OF_CHAR,
// 49
4,164,161,193,201,169,166,6,VF_END_OF_POLY,
33,4,36,65,VF_END_OF_CHAR,
// 50
4,36,38,55,71,86,130,161,193,201,169,163,179,148,104,73,57,24,6,VF_END_OF_POLY,
18,49,51,36,4,VF_END_OF_CHAR,
// 51
36,38,55,71,86,84,116,118,135,151,166,164,196,198,184,153,137,104,73,57,24,6,4,VF_END_OF_POLY,
18,49,51,36,4,VF_END_OF_POLY,
178,145,147,164,196,VF_END_OF_CHAR,
// 52
6,118,113,145,150,198,200,152,153,121,120,8,VF_END_OF_POLY,
113,115,8,6,VF_END_OF_CHAR,
// 53
115,113,1,9,41,35,83,100,VF_END_OF_POLY,
82,68,70,88,121,153,184,198,196,164,166,151,119,102,100,VF_END_OF_POLY,
178,145,147,164,196,VF_END_OF_CHAR,
// 54
68,82,100,102,119,151,166,164,196,198,184,153,121,88,70,VF_END_OF_POLY,
4,18,49,145,178,196,164,147,115,100,83,51,36,38,6,VF_END_OF_POLY,
24,57,55,38,6,VF_END_OF_CHAR,
// 55
1,33,39,195,197,41,9,VF_END_OF_CHAR,
// 56
4,18,49,65,98,129,145,178,196,198,166,164,147,131,116,118,86,84,67,51,36,38,6,VF_END_OF_POLY,
6,38,55,71,86,118,135,151,166,198,184,153,137,104,73,57,24,VF_END_OF_CHAR,
// 57
134,120,102,100,83,51,36,38,6,4,18,49,81,114,132,VF_END_OF_POLY,
198,184,153,57,24,6,38,55,87,102,119,151,166,164,196,VF_END_OF_POLY,
178,145,147,164,196,VF_END_OF_CHAR,
// 58
65,67,99,97,VF_END_OF_POLY,
161,163,195,193,VF_END_OF_CHAR,
// 59
225,227,196,164,162,194,VF_END_OF_POLY,
66,68,100,98,VF_END_OF_CHAR,
// 60
41,97,169,137,101,73,VF_END_OF_CHAR,
// 61
49,57,89,81,VF_END_OF_POLY,
113,121,153,145,VF_END_OF_CHAR,
// 62
33,105,161,129,101,65,VF_END_OF_CHAR,
// 63
18,49,51,36,4,VF_END_OF_POLY,
4,36,38,55,71,86,85,100,132,134,118,104,73,57,24,6,VF_END_OF_POLY,
164,166,198,196,VF_END_OF_CHAR,
// 64
104,103,118,134,151,152,170,184,183,165,132,116,85,71,72,90,VF_END_OF_POLY,
75,139,156,187,152,137,121,104,89,73,VF_END_OF_POLY,
250,246,228,194,145,97,50,20,6,10,41,39,53,68,99,147,180,197,215,217,VF_END_OF_POLY,
217,203,221,236,250,VF_END_OF_POLY,
10,28,62,95,143,174,188,187,156,141,109,76,59,41,VF_END_OF_CHAR,
// 65
195,193,5,7,VF_END_OF_POLY,
7,54,152,201,203,VF_END_OF_POLY,
116,147,153,120,VF_END_OF_CHAR,
// 66
1,193,195,3,VF_END_OF_POLY,
35,38,55,71,86,83,115,119,136,152,167,163,195,199,185,154,138,105,88,104,73,57,24,6,3,VF_END_OF_CHAR,
// 67
39,38,52,83,115,148,166,167,200,197,179,162,129,65,34,19,5,8,VF_END_OF_POLY,
167,200,186,171,153,VF_END_OF_POLY,
39,8,26,43,57,VF_END_OF_CHAR,
// 68
35,37,55,88,120,151,165,163,195,198,184,169,138,74,41,24,6,3,VF_END_OF_POLY,
3,1,193,195,VF_END_OF_CHAR,
// 69
201,169,163,115,119,87,83,35,41,9,1,193,VF_END_OF_CHAR,
// 70
1,193,195,115,119,87,83,35,41,9,VF_END_OF_CHAR,
// 71
39,38,52,83,115,148,166,167,200,197,179,162,129,65,34,19,5,8,VF_END_OF_POLY,
39,57,43,26,8,VF_END_OF_POLY,
167,153,137,135,103,107,171,186,200,VF_END_OF_CHAR,
// 72
1,193,195,115,120,88,83,3,VF_END_OF_POLY,
8,10,202,200,VF_END_OF_CHAR,
// 73
2,1,33,34,162,161,193,197,165,164,36,37,5,4,VF_END_OF_CHAR,
// 74
199,196,178,145,131,164,147,165,166,VF_END_OF_POLY,
10,154,185,199,166,152,167,136,8,VF_END_OF_CHAR,
// 75
1,193,195,131,101,99,3,VF_END_OF_POLY,
8,99,200,202,101,10,VF_END_OF_CHAR,
// 76
1,193,201,169,163,3,VF_END_OF_CHAR,
// 77
1,3,195,193,VF_END_OF_POLY,
12,10,202,204,VF_END_OF_POLY,
166,167,135,3,67,VF_END_OF_POLY,
167,134,10,74,VF_END_OF_CHAR,
// 78
1,3,195,193,VF_END_OF_POLY,
200,136,3,67,VF_END_OF_POLY,
10,8,200,202,VF_END_OF_CHAR,
// 79
39,38,52,83,115,148,166,167,200,197,179,162,129,65,34,19,5,8,VF_END_OF_POLY,
39,57,90,122,153,167,200,186,171,140,76,43,26,8,VF_END_OF_CHAR,
// 80
1,193,195,3,VF_END_OF_POLY,
35,38,55,87,102,99,131,134,120,89,57,24,6,3,VF_END_OF_CHAR,
// 81
8,39,57,90,122,153,167,200,234,220,186,171,140,76,43,26,VF_END_OF_POLY,
39,38,52,83,115,148,166,167,200,197,179,162,129,65,34,19,5,8,VF_END_OF_CHAR,
// 82
1,193,195,3,VF_END_OF_POLY,
35,38,55,87,102,99,131,134,120,89,57,24,6,3,VF_END_OF_POLY,
117,200,202,119,VF_END_OF_CHAR,
// 83
4,18,49,65,98,116,118,135,151,166,164,196,198,184,153,137,104,86,84,67,51,36,38,6,VF_END_OF_POLY,
147,164,196,178,145,VF_END_OF_POLY,
55,38,6,24,57,VF_END_OF_CHAR,
// 84
1,33,37,197,199,39,43,11,VF_END_OF_CHAR,
// 85
8,136,167,152,166,199,185,154,10,VF_END_OF_POLY,
199,196,178,145,1,3,131,164,147,165,166,VF_END_OF_CHAR,
// 86
197,199,3,1,VF_END_OF_POLY,
199,197,9,11,VF_END_OF_CHAR,
// 87
196,198,3,1,VF_END_OF_POLY,
204,139,13,15,VF_END_OF_POLY,
202,204,9,72,VF_END_OF_POLY,
198,133,7,9,VF_END_OF_CHAR,
// 88
1,201,203,3,VF_END_OF_POLY,
11,195,193,9,VF_END_OF_CHAR,
// 89
11,119,199,197,117,9,VF_END_OF_POLY,
1,117,119,3,VF_END_OF_CHAR,
// 90
1,9,41,163,169,201,193,161,39,33,VF_END_OF_CHAR,
// 91
1,241,246,214,211,35,38,6,VF_END_OF_CHAR,
// 92
3,1,232,234,VF_END_OF_CHAR,
// 93
6,246,241,209,212,36,33,1,VF_END_OF_CHAR,
// 94
5,97,99,53,VF_END_OF_POLY,
5,105,103,53,VF_END_OF_CHAR,
// 95
209,217,249,241,VF_END_OF_CHAR,
// 96
1,3,70,68,VF_END_OF_CHAR,
// 97
101,100,115,147,164,165,183,197,196,178,145,113,82,68,69,87,VF_END_OF_POLY,
86,70,72,200,198,182,165,150,118,101,VF_END_OF_CHAR,
// 98
100,101,118,150,165,164,178,196,197,183,152,120,87,69,68,82,VF_END_OF_POLY,
83,3,1,193,195,179,164,147,115,100,VF_END_OF_CHAR,
// 99
69,87,120,118,101,VF_END_OF_POLY,
197,196,178,145,113,82,68,69,101,100,115,147,164,165,VF_END_OF_POLY,
165,150,152,183,197,VF_END_OF_CHAR,
// 100
101,100,115,147,164,165,183,197,196,178,145,113,82,68,69,87,VF_END_OF_POLY,
86,6,8,200,198,182,165,150,118,101,VF_END_OF_CHAR,
// 101
68,69,87,120,152,147,115,118,101,100,VF_END_OF_POLY,
100,115,147,164,166,183,197,196,178,145,113,82,68,VF_END_OF_CHAR,
// 102
194,98,97,65,66,50,19,5,6,38,37,52,68,70,102,100,196,VF_END_OF_CHAR,
// 103
213,212,195,193,226,244,245,231,200,56,54,70,85,102,134,149,166,198,VF_END_OF_POLY,
85,84,99,131,148,149,167,181,180,162,129,97,66,52,53,71,VF_END_OF_CHAR,
// 104
100,101,118,198,200,120,87,69,68,82,VF_END_OF_POLY,
83,3,1,193,195,115,100,VF_END_OF_CHAR,
// 105
65,67,195,193,VF_END_OF_POLY,
1,3,35,33,VF_END_OF_CHAR,
// 106
69,197,228,242,241,209,210,195,67,VF_END_OF_POLY,
3,5,37,35,VF_END_OF_CHAR,
// 107
1,193,195,163,133,131,3,VF_END_OF_POLY,
70,131,198,200,133,72,VF_END_OF_CHAR,
// 108
1,3,195,193,VF_END_OF_CHAR,
// 109
100,101,118,198,200,120,105,69,68,82,VF_END_OF_POLY,
83,67,65,193,195,115,100,VF_END_OF_POLY,
105,106,123,203,205,125,92,74,73,87,VF_END_OF_CHAR,
// 110
100,101,118,198,200,120,87,69,68,82,VF_END_OF_POLY,
83,67,65,193,195,115,100,VF_END_OF_CHAR,
// 111
101,100,115,147,164,165,197,196,178,145,113,82,68,69,VF_END_OF_POLY,
101,118,150,165,197,183,152,120,87,69,VF_END_OF_CHAR,
// 112
164,165,150,118,101,100,82,68,69,87,120,152,183,197,196,178,VF_END_OF_POLY,
179,243,241,65,67,83,100,115,147,164,VF_END_OF_CHAR,
// 113
165,164,147,115,100,101,87,69,68,82,113,145,178,196,197,183,VF_END_OF_POLY,
182,246,248,72,70,86,101,118,150,165,VF_END_OF_CHAR,
// 114
100,101,118,104,87,69,68,82,VF_END_OF_POLY,
83,67,65,193,195,115,100,VF_END_OF_CHAR,
// 115
197,183,152,135,117,116,99,115,100,101,119,104,87,69,68,82,113,130,148,149,166,150,165,164,146,161,178,196,VF_END_OF_CHAR,
// 116
2,66,65,97,98,146,179,197,198,166,165,148,100,102,70,68,4,VF_END_OF_CHAR,
// 117
165,164,147,67,65,145,178,196,197,183,VF_END_OF_POLY,
182,198,200,72,70,150,165,VF_END_OF_CHAR,
// 118
196,198,67,65,VF_END_OF_POLY,
198,196,71,73,VF_END_OF_CHAR,
// 119
196,198,67,65,VF_END_OF_POLY,
198,196,70,72,VF_END_OF_POLY,
200,202,72,70,VF_END_OF_POLY,
202,200,75,77,VF_END_OF_CHAR,
// 120
65,67,201,199,VF_END_OF_POLY,
73,71,193,195,VF_END_OF_CHAR,
// 121
74,198,229,243,242,210,211,196,72,VF_END_OF_POLY,
65,197,166,67,VF_END_OF_CHAR,
// 122
65,72,104,164,168,200,193,161,101,97,VF_END_OF_CHAR,
// 123
6,20,51,83,114,99,113,129,147,130,163,195,228,246,247,215,214,197,165,132,115,131,116,85,53,38,39,7,VF_END_OF_CHAR,
// 124
1,3,243,241,VF_END_OF_CHAR,
// 125
2,20,53,85,118,101,119,135,149,134,165,197,228,242,241,209,210,195,163,132,117,133,116,83,51,34,33,1,VF_END_OF_CHAR,
// 126
52,66,97,113,115,99,84,VF_END_OF_POLY,
52,84,101,134,152,120,103,70,VF_END_OF_POLY,
89,105,120,152,138,107,91,VF_END_OF_CHAR,
};

int vfGetCharOffset(char ch) {
  if (ch<vfFirstChar) return -1;
  if (ch==vfFirstChar) return 0;
  int charCounter = ((uint8_t)ch) - vfFirstChar;
  for (int p=0;p < sizeof(vfPolys);p++) {
    if (vfPolys[p] == VF_END_OF_CHAR) {
      charCounter--;
      if (charCounter==0)
        return p+1;
    }
  }
  return -1; // we went past the end
}

// returns the width of a character
unsigned int graphicsVectorCharWidth(JsGraphics *gfx, unsigned int size, char ch) {
  int p = vfGetCharOffset(ch);
  if (p<0) return size/2;
  int w = 0;
  while (vfPolys[p]!=VF_END_OF_CHAR) {
    if (vfPolys[p]!=VF_END_OF_POLY) {
      uint8_t vertex = vfPolys[p];
      int vx = vertex&15;
      if (vx>w) w=vx;
    }
    p++;
  }
  return ((w+1)*size+7)>>4;
}

// prints character, returns width
unsigned int graphicsFillVectorChar(JsGraphics *gfx, int x1, int y1, int size, char ch) {
  int p = vfGetCharOffset(ch);
  if (p<0) return size/2;
  short poly[56];
  int polyLen = 0;
  int w = 0;
  while (vfPolys[p]!=VF_END_OF_CHAR) {
    if (vfPolys[p]==VF_END_OF_POLY) {
      graphicsFillPoly(gfx, polyLen, poly);
      polyLen = 0;
    } else {
      uint8_t vertex = vfPolys[p];
      int vx = vertex&15;
      int vy = vertex>>4;
      if (vx>w) w=vx;
      poly[polyLen*2  ] = (short)(x1 + ((vx*size+8)>>4));
      poly[polyLen*2+1] = (short)(y1 + ((vy*size+8)>>4));
      polyLen++;
    }
    p++;
  }
  graphicsFillPoly(gfx, polyLen, poly);
  return ((w+1)*size+7)>>4;
}

#endif