roo_display
API Documentation for roo_display
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font_adafruit_fixed_5x7.cpp
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1#include "font_adafruit_fixed_5x7.h"
2
3#include "roo_display/core/buffered_drawing.h"
4#include "roo_display/hal/progmem.h"
5#include "roo_io/text/unicode.h"
6
7namespace roo_display {
8
9// Original Adafruit_GFX 5x7 font, ASCII
10static const uint8_t font[] PROGMEM = {
11 0x00, 0x00, 0x00, 0x00, 0x00, 0x3E, 0x5B, 0x4F, 0x5B, 0x3E, 0x3E, 0x6B,
12 0x4F, 0x6B, 0x3E, 0x1C, 0x3E, 0x7C, 0x3E, 0x1C, 0x18, 0x3C, 0x7E, 0x3C,
13 0x18, 0x1C, 0x57, 0x7D, 0x57, 0x1C, 0x1C, 0x5E, 0x7F, 0x5E, 0x1C, 0x00,
14 0x18, 0x3C, 0x18, 0x00, 0xFF, 0xE7, 0xC3, 0xE7, 0xFF, 0x00, 0x18, 0x24,
15 0x18, 0x00, 0xFF, 0xE7, 0xDB, 0xE7, 0xFF, 0x30, 0x48, 0x3A, 0x06, 0x0E,
16 0x26, 0x29, 0x79, 0x29, 0x26, 0x40, 0x7F, 0x05, 0x05, 0x07, 0x40, 0x7F,
17 0x05, 0x25, 0x3F, 0x5A, 0x3C, 0xE7, 0x3C, 0x5A, 0x7F, 0x3E, 0x1C, 0x1C,
18 0x08, 0x08, 0x1C, 0x1C, 0x3E, 0x7F, 0x14, 0x22, 0x7F, 0x22, 0x14, 0x5F,
19 0x5F, 0x00, 0x5F, 0x5F, 0x06, 0x09, 0x7F, 0x01, 0x7F, 0x00, 0x66, 0x89,
20 0x95, 0x6A, 0x60, 0x60, 0x60, 0x60, 0x60, 0x94, 0xA2, 0xFF, 0xA2, 0x94,
21 0x08, 0x04, 0x7E, 0x04, 0x08, 0x10, 0x20, 0x7E, 0x20, 0x10, 0x08, 0x08,
22 0x2A, 0x1C, 0x08, 0x08, 0x1C, 0x2A, 0x08, 0x08, 0x1E, 0x10, 0x10, 0x10,
23 0x10, 0x0C, 0x1E, 0x0C, 0x1E, 0x0C, 0x30, 0x38, 0x3E, 0x38, 0x30, 0x06,
24 0x0E, 0x3E, 0x0E, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5F,
25 0x00, 0x00, 0x00, 0x07, 0x00, 0x07, 0x00, 0x14, 0x7F, 0x14, 0x7F, 0x14,
26 0x24, 0x2A, 0x7F, 0x2A, 0x12, 0x23, 0x13, 0x08, 0x64, 0x62, 0x36, 0x49,
27 0x56, 0x20, 0x50, 0x00, 0x08, 0x07, 0x03, 0x00, 0x00, 0x1C, 0x22, 0x41,
28 0x00, 0x00, 0x41, 0x22, 0x1C, 0x00, 0x2A, 0x1C, 0x7F, 0x1C, 0x2A, 0x08,
29 0x08, 0x3E, 0x08, 0x08, 0x00, 0x80, 0x70, 0x30, 0x00, 0x08, 0x08, 0x08,
30 0x08, 0x08, 0x00, 0x00, 0x60, 0x60, 0x00, 0x20, 0x10, 0x08, 0x04, 0x02,
31 0x3E, 0x51, 0x49, 0x45, 0x3E, 0x00, 0x42, 0x7F, 0x40, 0x00, 0x72, 0x49,
32 0x49, 0x49, 0x46, 0x21, 0x41, 0x49, 0x4D, 0x33, 0x18, 0x14, 0x12, 0x7F,
33 0x10, 0x27, 0x45, 0x45, 0x45, 0x39, 0x3C, 0x4A, 0x49, 0x49, 0x31, 0x41,
34 0x21, 0x11, 0x09, 0x07, 0x36, 0x49, 0x49, 0x49, 0x36, 0x46, 0x49, 0x49,
35 0x29, 0x1E, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x40, 0x34, 0x00, 0x00,
36 0x00, 0x08, 0x14, 0x22, 0x41, 0x14, 0x14, 0x14, 0x14, 0x14, 0x00, 0x41,
37 0x22, 0x14, 0x08, 0x02, 0x01, 0x59, 0x09, 0x06, 0x3E, 0x41, 0x5D, 0x59,
38 0x4E, 0x7C, 0x12, 0x11, 0x12, 0x7C, 0x7F, 0x49, 0x49, 0x49, 0x36, 0x3E,
39 0x41, 0x41, 0x41, 0x22, 0x7F, 0x41, 0x41, 0x41, 0x3E, 0x7F, 0x49, 0x49,
40 0x49, 0x41, 0x7F, 0x09, 0x09, 0x09, 0x01, 0x3E, 0x41, 0x41, 0x51, 0x73,
41 0x7F, 0x08, 0x08, 0x08, 0x7F, 0x00, 0x41, 0x7F, 0x41, 0x00, 0x20, 0x40,
42 0x41, 0x3F, 0x01, 0x7F, 0x08, 0x14, 0x22, 0x41, 0x7F, 0x40, 0x40, 0x40,
43 0x40, 0x7F, 0x02, 0x1C, 0x02, 0x7F, 0x7F, 0x04, 0x08, 0x10, 0x7F, 0x3E,
44 0x41, 0x41, 0x41, 0x3E, 0x7F, 0x09, 0x09, 0x09, 0x06, 0x3E, 0x41, 0x51,
45 0x21, 0x5E, 0x7F, 0x09, 0x19, 0x29, 0x46, 0x26, 0x49, 0x49, 0x49, 0x32,
46 0x03, 0x01, 0x7F, 0x01, 0x03, 0x3F, 0x40, 0x40, 0x40, 0x3F, 0x1F, 0x20,
47 0x40, 0x20, 0x1F, 0x3F, 0x40, 0x38, 0x40, 0x3F, 0x63, 0x14, 0x08, 0x14,
48 0x63, 0x03, 0x04, 0x78, 0x04, 0x03, 0x61, 0x59, 0x49, 0x4D, 0x43, 0x00,
49 0x7F, 0x41, 0x41, 0x41, 0x02, 0x04, 0x08, 0x10, 0x20, 0x00, 0x41, 0x41,
50 0x41, 0x7F, 0x04, 0x02, 0x01, 0x02, 0x04, 0x40, 0x40, 0x40, 0x40, 0x40,
51 0x00, 0x03, 0x07, 0x08, 0x00, 0x20, 0x54, 0x54, 0x78, 0x40, 0x7F, 0x28,
52 0x44, 0x44, 0x38, 0x38, 0x44, 0x44, 0x44, 0x28, 0x38, 0x44, 0x44, 0x28,
53 0x7F, 0x38, 0x54, 0x54, 0x54, 0x18, 0x00, 0x08, 0x7E, 0x09, 0x02, 0x18,
54 0xA4, 0xA4, 0x9C, 0x78, 0x7F, 0x08, 0x04, 0x04, 0x78, 0x00, 0x44, 0x7D,
55 0x40, 0x00, 0x20, 0x40, 0x40, 0x3D, 0x00, 0x7F, 0x10, 0x28, 0x44, 0x00,
56 0x00, 0x41, 0x7F, 0x40, 0x00, 0x7C, 0x04, 0x78, 0x04, 0x78, 0x7C, 0x08,
57 0x04, 0x04, 0x78, 0x38, 0x44, 0x44, 0x44, 0x38, 0xFC, 0x18, 0x24, 0x24,
58 0x18, 0x18, 0x24, 0x24, 0x18, 0xFC, 0x7C, 0x08, 0x04, 0x04, 0x08, 0x48,
59 0x54, 0x54, 0x54, 0x24, 0x04, 0x04, 0x3F, 0x44, 0x24, 0x3C, 0x40, 0x40,
60 0x20, 0x7C, 0x1C, 0x20, 0x40, 0x20, 0x1C, 0x3C, 0x40, 0x30, 0x40, 0x3C,
61 0x44, 0x28, 0x10, 0x28, 0x44, 0x4C, 0x90, 0x90, 0x90, 0x7C, 0x44, 0x64,
62 0x54, 0x4C, 0x44, 0x00, 0x08, 0x36, 0x41, 0x00, 0x00, 0x00, 0x77, 0x00,
63 0x00, 0x00, 0x41, 0x36, 0x08, 0x00, 0x02, 0x01, 0x02, 0x04, 0x02, 0x3C,
64 0x26, 0x23, 0x26, 0x3C, 0x1E, 0xA1, 0xA1, 0x61, 0x12, 0x3A, 0x40, 0x40,
65 0x20, 0x7A, 0x38, 0x54, 0x54, 0x55, 0x59, 0x21, 0x55, 0x55, 0x79, 0x41,
66 0x21, 0x54, 0x54, 0x78, 0x41, 0x21, 0x55, 0x54, 0x78, 0x40, 0x20, 0x54,
67 0x55, 0x79, 0x40, 0x0C, 0x1E, 0x52, 0x72, 0x12, 0x39, 0x55, 0x55, 0x55,
68 0x59, 0x39, 0x54, 0x54, 0x54, 0x59, 0x39, 0x55, 0x54, 0x54, 0x58, 0x00,
69 0x00, 0x45, 0x7C, 0x41, 0x00, 0x02, 0x45, 0x7D, 0x42, 0x00, 0x01, 0x45,
70 0x7C, 0x40, 0xF0, 0x29, 0x24, 0x29, 0xF0, 0xF0, 0x28, 0x25, 0x28, 0xF0,
71 0x7C, 0x54, 0x55, 0x45, 0x00, 0x20, 0x54, 0x54, 0x7C, 0x54, 0x7C, 0x0A,
72 0x09, 0x7F, 0x49, 0x32, 0x49, 0x49, 0x49, 0x32, 0x32, 0x48, 0x48, 0x48,
73 0x32, 0x32, 0x4A, 0x48, 0x48, 0x30, 0x3A, 0x41, 0x41, 0x21, 0x7A, 0x3A,
74 0x42, 0x40, 0x20, 0x78, 0x00, 0x9D, 0xA0, 0xA0, 0x7D, 0x39, 0x44, 0x44,
75 0x44, 0x39, 0x3D, 0x40, 0x40, 0x40, 0x3D, 0x3C, 0x24, 0xFF, 0x24, 0x24,
76 0x48, 0x7E, 0x49, 0x43, 0x66, 0x2B, 0x2F, 0xFC, 0x2F, 0x2B, 0xFF, 0x09,
77 0x29, 0xF6, 0x20, 0xC0, 0x88, 0x7E, 0x09, 0x03, 0x20, 0x54, 0x54, 0x79,
78 0x41, 0x00, 0x00, 0x44, 0x7D, 0x41, 0x30, 0x48, 0x48, 0x4A, 0x32, 0x38,
79 0x40, 0x40, 0x22, 0x7A, 0x00, 0x7A, 0x0A, 0x0A, 0x72, 0x7D, 0x0D, 0x19,
80 0x31, 0x7D, 0x26, 0x29, 0x29, 0x2F, 0x28, 0x26, 0x29, 0x29, 0x29, 0x26,
81 0x30, 0x48, 0x4D, 0x40, 0x20, 0x38, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
82 0x08, 0x08, 0x38, 0x2F, 0x10, 0xC8, 0xAC, 0xBA, 0x2F, 0x10, 0x28, 0x34,
83 0xFA, 0x00, 0x00, 0x7B, 0x00, 0x00, 0x08, 0x14, 0x2A, 0x14, 0x22, 0x22,
84 0x14, 0x2A, 0x14, 0x08, 0xAA, 0x00, 0x55, 0x00, 0xAA, 0xAA, 0x55, 0xAA,
85 0x55, 0xAA, 0x00, 0x00, 0x00, 0xFF, 0x00, 0x10, 0x10, 0x10, 0xFF, 0x00,
86 0x14, 0x14, 0x14, 0xFF, 0x00, 0x10, 0x10, 0xFF, 0x00, 0xFF, 0x10, 0x10,
87 0xF0, 0x10, 0xF0, 0x14, 0x14, 0x14, 0xFC, 0x00, 0x14, 0x14, 0xF7, 0x00,
88 0xFF, 0x00, 0x00, 0xFF, 0x00, 0xFF, 0x14, 0x14, 0xF4, 0x04, 0xFC, 0x14,
89 0x14, 0x17, 0x10, 0x1F, 0x10, 0x10, 0x1F, 0x10, 0x1F, 0x14, 0x14, 0x14,
90 0x1F, 0x00, 0x10, 0x10, 0x10, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x1F, 0x10,
91 0x10, 0x10, 0x10, 0x1F, 0x10, 0x10, 0x10, 0x10, 0xF0, 0x10, 0x00, 0x00,
92 0x00, 0xFF, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0xFF,
93 0x10, 0x00, 0x00, 0x00, 0xFF, 0x14, 0x00, 0x00, 0xFF, 0x00, 0xFF, 0x00,
94 0x00, 0x1F, 0x10, 0x17, 0x00, 0x00, 0xFC, 0x04, 0xF4, 0x14, 0x14, 0x17,
95 0x10, 0x17, 0x14, 0x14, 0xF4, 0x04, 0xF4, 0x00, 0x00, 0xFF, 0x00, 0xF7,
96 0x14, 0x14, 0x14, 0x14, 0x14, 0x14, 0x14, 0xF7, 0x00, 0xF7, 0x14, 0x14,
97 0x14, 0x17, 0x14, 0x10, 0x10, 0x1F, 0x10, 0x1F, 0x14, 0x14, 0x14, 0xF4,
98 0x14, 0x10, 0x10, 0xF0, 0x10, 0xF0, 0x00, 0x00, 0x1F, 0x10, 0x1F, 0x00,
99 0x00, 0x00, 0x1F, 0x14, 0x00, 0x00, 0x00, 0xFC, 0x14, 0x00, 0x00, 0xF0,
100 0x10, 0xF0, 0x10, 0x10, 0xFF, 0x10, 0xFF, 0x14, 0x14, 0x14, 0xFF, 0x14,
101 0x10, 0x10, 0x10, 0x1F, 0x00, 0x00, 0x00, 0x00, 0xF0, 0x10, 0xFF, 0xFF,
102 0xFF, 0xFF, 0xFF, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xFF, 0xFF, 0xFF, 0x00,
103 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x38,
104 0x44, 0x44, 0x38, 0x44, 0x7C, 0x2A, 0x2A, 0x3E, 0x14, 0x7E, 0x02, 0x02,
105 0x06, 0x06, 0x02, 0x7E, 0x02, 0x7E, 0x02, 0x63, 0x55, 0x49, 0x41, 0x63,
106 0x38, 0x44, 0x44, 0x3C, 0x04, 0x40, 0x7E, 0x20, 0x1E, 0x20, 0x06, 0x02,
107 0x7E, 0x02, 0x02, 0x99, 0xA5, 0xE7, 0xA5, 0x99, 0x1C, 0x2A, 0x49, 0x2A,
108 0x1C, 0x4C, 0x72, 0x01, 0x72, 0x4C, 0x30, 0x4A, 0x4D, 0x4D, 0x30, 0x30,
109 0x48, 0x78, 0x48, 0x30, 0xBC, 0x62, 0x5A, 0x46, 0x3D, 0x3E, 0x49, 0x49,
110 0x49, 0x00, 0x7E, 0x01, 0x01, 0x01, 0x7E, 0x2A, 0x2A, 0x2A, 0x2A, 0x2A,
111 0x44, 0x44, 0x5F, 0x44, 0x44, 0x40, 0x51, 0x4A, 0x44, 0x40, 0x40, 0x44,
112 0x4A, 0x51, 0x40, 0x00, 0x00, 0xFF, 0x01, 0x03, 0xE0, 0x80, 0xFF, 0x00,
113 0x00, 0x08, 0x08, 0x6B, 0x6B, 0x08, 0x36, 0x12, 0x36, 0x24, 0x36, 0x06,
114 0x0F, 0x09, 0x0F, 0x06, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00, 0x10,
115 0x10, 0x00, 0x30, 0x40, 0xFF, 0x01, 0x01, 0x00, 0x1F, 0x01, 0x01, 0x1E,
116 0x00, 0x19, 0x1D, 0x17, 0x12, 0x00, 0x3C, 0x3C, 0x3C, 0x3C, 0x00, 0x00,
117 0x00, 0x00, 0x00};
118
119static int16_t ascent = 6;
120static int16_t descent = -1;
121static int16_t linegap = 2;
122static int16_t advance = 6;
123
131
132void drawAdafruitFixed5x7Glyph(const Surface& s, char32_t code, Color color,
133 bool whitespace) {
134 int16_t x = s.dx();
135 int16_t y = s.dy();
136 if (!s.clip_box().intersects(
137 Box(x, y - ascent, x + advance - 1, y - descent + linegap))) {
138 return;
139 }
140 y -= ascent;
141 if (code < 32 || code > 127) return;
142 if (s.fill_mode() == FillMode::kVisible) {
143 ClippingBufferedPixelFiller filler(s.out(), color, s.clip_box(),
144 s.blending_mode());
145 for (int8_t i = 0; i < 5; i++) {
146 uint8_t line = pgm_read_byte(font + code * 5 + i);
147 for (int8_t j = 0; j < 8; j++) {
148 if (line & 0x1) filler.fillPixel(x + i, y + j);
149 line >>= 1;
150 }
151 }
152 } else {
153 ClippingBufferedPixelWriter writer(s.out(), s.clip_box(),
154 s.blending_mode());
155 for (int8_t i = 0; i < 5; i++) {
156 uint8_t line = pgm_read_byte(font + code * 5 + i);
157 for (int8_t j = 0; j < 8; j++) {
158 writer.writePixel(x + i, y + j, (line & 0x1) ? color : s.bgcolor());
159 line >>= 1;
160 }
161 if (whitespace) {
162 for (int8_t j = 0; j < 8; j++) {
163 writer.writePixel(x + 5, y + j, s.bgcolor());
164 }
165 }
166 }
167 }
168}
169
170void FontAdafruitFixed5x7::drawGlyph(const Surface& s, char32_t code,
171 FontLayout layout, Color color) const {
172 if (layout != FontLayout::kHorizontal) return;
173 drawAdafruitFixed5x7Glyph(s, code, color, false);
174}
175
176void FontAdafruitFixed5x7::drawHorizontalString(const Surface& s,
177 const char* utf8_data,
178 uint32_t size,
179 Color color) const {
180 Surface news(s);
181 roo_io::Utf8Decoder decoder(utf8_data, size);
182 char32_t ch;
183 if (!decoder.next(ch)) return;
184 while (true) {
185 char32_t next;
186 bool has_next = decoder.next(next);
187 drawAdafruitFixed5x7Glyph(news, ch, color, has_next);
188 if (!has_next) return;
189 news.set_dx(news.dx() + advance);
190 ch = next;
191 };
192}
193
194bool FontAdafruitFixed5x7::getGlyphMetrics(char32_t code, FontLayout layout,
195 GlyphMetrics* result) const {
196 *result = GlyphMetrics(0, descent, 4, ascent, advance);
197 return true;
198}
199
200GlyphMetrics FontAdafruitFixed5x7::getHorizontalStringMetrics(
201 const char* utf8_data, uint32_t size) const {
202 roo_io::Utf8Decoder decoder(utf8_data, size);
203 int16_t length = 0;
204 char32_t ignored;
205 while (decoder.next(ignored)) {
206 length++;
207 }
208 return GlyphMetrics(0, descent, advance * length - 2, ascent,
209 advance * length - 1);
210}
211
212uint32_t FontAdafruitFixed5x7::getHorizontalStringGlyphMetrics(
213 const char* utf8_data, uint32_t size, GlyphMetrics* result, uint32_t offset,
214 uint32_t max_count) const {
215 roo_io::Utf8Decoder decoder(utf8_data, size);
216 uint32_t i = 0;
217 uint32_t count = 0;
218 char32_t ignored;
219 while (decoder.next(ignored) && count < max_count) {
220 uint16_t running = 0;
221 if (i >= offset) {
222 result[count++] = GlyphMetrics(running, descent, running + 4, ascent,
223 running + advance);
224 }
225 running += advance;
226 ++i;
227 }
228 return count;
229}
230
231} // namespace roo_display
color
Color color
Definition background_fill_optimizer.cpp:9
writer
BufferedRectWriter & writer
Definition background_fill_optimizer.cpp:10
buffered_drawing.h
roo_display::Box
Axis-aligned integer rectangle.
Definition box.h:12
roo_display::BufferedRectWriter::writePixel
void writePixel(int16_t x, int16_t y, Color color)
Definition buffered_drawing.h:434
roo_display::ClippingBufferedPixelFiller
Buffered pixel filler with a clipping box.
Definition buffered_drawing.h:163
roo_display::ClippingBufferedPixelWriter
Buffered pixel writer with a clipping box.
Definition buffered_drawing.h:94
roo_display::Color
ARGB8888 color stored as a 32-bit unsigned integer.
Definition color.h:16
roo_display::FontAdafruitFixed5x7::getHorizontalStringMetrics
GlyphMetrics getHorizontalStringMetrics(const char *utf8_data, uint32_t size) const override
Return metrics of the specified UTF-8 string as if it were a single glyph.
Definition font_adafruit_fixed_5x7.cpp:200
roo_display::FontAdafruitFixed5x7::drawGlyph
void drawGlyph(const Surface &s, char32_t code, FontLayout layout, Color color) const override
Draw a single glyph.
Definition font_adafruit_fixed_5x7.cpp:170
roo_display::FontAdafruitFixed5x7::FontAdafruitFixed5x7
FontAdafruitFixed5x7()
Construct the font.
Definition font_adafruit_fixed_5x7.cpp:124
roo_display::FontAdafruitFixed5x7::getHorizontalStringGlyphMetrics
uint32_t getHorizontalStringGlyphMetrics(const char *utf8_data, uint32_t size, GlyphMetrics *result, uint32_t offset, uint32_t max_count) const override
Return metrics for consecutive glyphs in the UTF-8 string.
Definition font_adafruit_fixed_5x7.cpp:212
roo_display::FontAdafruitFixed5x7::drawHorizontalString
void drawHorizontalString(const Surface &s, const char *utf8_data, uint32_t size, Color color) const override
Draw a UTF-8 string horizontally.
Definition font_adafruit_fixed_5x7.cpp:176
roo_display::FontAdafruitFixed5x7::getGlyphMetrics
bool getGlyphMetrics(char32_t code, FontLayout layout, GlyphMetrics *result) const override
Retrieve glyph metrics for a code point and layout.
Definition font_adafruit_fixed_5x7.cpp:194
roo_display::FontMetrics
Basic font metrics (ascent, descent, bounding box, and line spacing).
Definition font.h:24
roo_display::FontProperties
Metadata describing a font's encoding and spacing behavior.
Definition font.h:73
roo_display::FontProperties::Smoothing::kNone
@ kNone
roo_display::FontProperties::Spacing::kMonospace
@ kMonospace
roo_display::FontProperties::Charset::kAscii
@ kAscii
roo_display::FontProperties::Kerning::kNone
@ kNone
roo_display::Font::init
void init(FontMetrics metrics, FontProperties properties)
Definition font.h:258
roo_display::GlyphMetrics
Per-glyph metrics (bounding box and advance).
Definition font.h:139
roo_display::Surface
Low-level handle used to draw to an underlying device.
Definition drawable.h:60
font_adafruit_fixed_5x7.h
roo_display
Defines 140 opaque HTML named colors.
Definition roo_display.cpp:7
roo_display::linegap
static int16_t linegap
Definition font_adafruit_fixed_5x7.cpp:121
roo_display::descent
static int16_t descent
Definition font_adafruit_fixed_5x7.cpp:120
roo_display::advance
static int16_t advance
Definition font_adafruit_fixed_5x7.cpp:122
roo_display::FontLayout
FontLayout
Glyph layout direction.
Definition font.h:16
roo_display::FontLayout::kHorizontal
@ kHorizontal
roo_display::ascent
static int16_t ascent
Definition font_adafruit_fixed_5x7.cpp:119
roo_display::drawAdafruitFixed5x7Glyph
void drawAdafruitFixed5x7Glyph(const Surface &s, char32_t code, Color color, bool whitespace)
Definition font_adafruit_fixed_5x7.cpp:132
roo_display::PROGMEM
static const uint8_t font[] PROGMEM
Definition font_adafruit_fixed_5x7.cpp:10
roo_display::FillMode::kVisible
@ kVisible
Fully transparent pixels do not need to be filled.
pgm_read_byte
#define pgm_read_byte(addr)
Definition progmem.h:14
roo_display::BlendOp
Definition blending.h:200