Make font settable by user at runtime

This allows fonts to be hot-swapped out by calling `set_font`

Unfortunately the way fonts are currently stored limits the maximum height to 8 pixels, since that's the size of a uint8_t and the y dimension is bitwise encoded.

The width can be arbitrary, by specifying the widths and max_width (the multiplier for number of bytes per char).

Might be worth grabbing some more bits from 32blit to make this not terrible, but now a user-defined font is an .hpp and a `set_font` away.
pull/70/head
Phil Howard 2021-02-23 17:07:03 +00:00
rodzic 0e24aae2eb
commit 276528c119
11 zmienionych plików z 313 dodań i 244 usunięć

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@ -9,4 +9,13 @@ add_resource(explorer fox.tga)
target_link_libraries(explorer pico_stdlib pico_explorer msa301)
# create map/bin/hex file etc.
pico_add_extra_outputs(explorer)
pico_add_extra_outputs(explorer)
add_executable(
text_demo
text_demo.cpp
)
target_link_libraries(text_demo pico_stdlib pico_explorer msa301)
pico_add_extra_outputs(text_demo)

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@ -0,0 +1,37 @@
#include <string.h>
#include <math.h>
#include <vector>
#include <cstdlib>
#include "pico_explorer.hpp"
#include "font8_data.hpp"
#include "msa301.hpp"
using namespace pimoroni;
extern unsigned char _binary_fox_tga_start[];
uint16_t buffer[PicoExplorer::WIDTH * PicoExplorer::HEIGHT];
PicoExplorer pico_explorer(buffer);
MSA301 msa301;
int main() {
pico_explorer.init();
pico_explorer.set_font(&font8);
msa301.init();
uint32_t i = 0;
while(true) {
pico_explorer.set_pen(120, 40, 60);
pico_explorer.clear();
pico_explorer.set_pen(255, 255, 255);
pico_explorer.text("Hello World. How are you today?", Point(10, 190), 100);
pico_explorer.update();
i++;
}
return 0;
}

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@ -1 +1 @@
include(pico_graphics.cmake)
include(pico_graphics.cmake)

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@ -0,0 +1,12 @@
#pragma once
#include <cstdint>
namespace pimoroni {
struct Font {
const uint8_t height;
const uint8_t max_width;
const uint8_t widths[96];
const uint8_t data[];
};
}

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@ -0,0 +1,114 @@
#pragma once
#include "font.hpp"
const pimoroni::Font font6 {
.height = 6,
.max_width = 6,
.widths = {
3, 2, 4, 6, 6, 6, 7, 2, 3, 3, 4, 4, 2, 4, 2, 4,
6, 3, 5, 5, 6, 5, 6, 6, 6, 6, 2, 2, 4, 4, 4, 5,
7, 6, 6, 5, 6, 5, 5, 6, 5, 4, 5, 5, 5, 6, 6, 6,
6, 6, 6, 5, 6, 6, 6, 6, 5, 5, 5, 3, 4, 3, 4, 4,
3, 6, 6, 5, 6, 5, 5, 6, 5, 4, 5, 5, 5, 6, 6, 6,
6, 6, 6, 5, 6, 6, 6, 6, 5, 5, 5, 4, 2, 4, 4, 2
},
.data = {
0x00,0x00,0x00,0x00,0x00,0x00, //
0x2e,0x00,0x00,0x00,0x00,0x00, // !
0x06,0x00,0x06,0x00,0x00,0x00, // "
0x14,0x3e,0x14,0x3e,0x14,0x00, // #
0x04,0x2a,0x3e,0x2a,0x10,0x00, // $
0x22,0x10,0x08,0x04,0x22,0x00, // %
0x14,0x2a,0x2a,0x2c,0x10,0x28, // &
0x06,0x00,0x00,0x00,0x00,0x00, // '
0x1c,0x22,0x00,0x00,0x00,0x00, // (
0x22,0x1c,0x00,0x00,0x00,0x00, // )
0x14,0x08,0x14,0x00,0x00,0x00, // *
0x08,0x1c,0x08,0x00,0x00,0x00, // +
0x60,0x00,0x00,0x00,0x00,0x00, // ,
0x08,0x08,0x08,0x00,0x00,0x00, // -
0x20,0x00,0x00,0x00,0x00,0x00, // .
0x30,0x0c,0x02,0x00,0x00,0x00, // /
0x1c,0x22,0x22,0x22,0x1e,0x00, // 0
0x02,0x3e,0x00,0x00,0x00,0x00, // 1
0x32,0x2a,0x2a,0x24,0x00,0x00, // 2
0x2a,0x2a,0x2a,0x16,0x00,0x00, // 3
0x0e,0x10,0x10,0x3e,0x10,0x00, // 4
0x2e,0x2a,0x2a,0x12,0x00,0x00, // 5
0x3c,0x2a,0x2a,0x2a,0x12,0x00, // 6
0x06,0x02,0x22,0x12,0x0e,0x00, // 7
0x14,0x2a,0x2a,0x2a,0x16,0x00, // 8
0x04,0x2a,0x2a,0x2a,0x1e,0x00, // 9
0x24,0x00,0x00,0x00,0x00,0x00, // :
0x64,0x00,0x00,0x00,0x00,0x00, // ;
0x08,0x14,0x22,0x00,0x00,0x00, // <
0x14,0x14,0x14,0x00,0x00,0x00, // =
0x22,0x14,0x08,0x00,0x00,0x00, // >
0x02,0x2a,0x0a,0x04,0x00,0x00, // ?
0x3c,0x02,0x1a,0x2a,0x22,0x1e, // @
0x3c,0x12,0x12,0x12,0x3e,0x00, // A
0x3c,0x2a,0x2a,0x2e,0x10,0x00, // B
0x1c,0x22,0x22,0x22,0x00,0x00, // C
0x3c,0x22,0x22,0x22,0x1c,0x00, // D
0x3c,0x2a,0x2a,0x2a,0x00,0x00, // E
0x3c,0x12,0x12,0x12,0x00,0x00, // F
0x3c,0x22,0x22,0x2a,0x1a,0x00, // G
0x3e,0x08,0x08,0x3e,0x00,0x00, // H
0x22,0x3e,0x22,0x00,0x00,0x00, // I
0x30,0x22,0x22,0x1e,0x00,0x00, // J
0x3e,0x08,0x0c,0x32,0x00,0x00, // K
0x3e,0x20,0x20,0x20,0x00,0x00, // L
0x3c,0x02,0x3c,0x02,0x3c,0x00, // M
0x3c,0x02,0x02,0x02,0x3e,0x00, // N
0x1c,0x22,0x22,0x22,0x1e,0x00, // O
0x3c,0x12,0x12,0x12,0x0e,0x00, // P
0x1c,0x22,0x22,0x62,0x1e,0x00, // Q
0x3c,0x12,0x12,0x32,0x0e,0x00, // R
0x24,0x2a,0x2a,0x12,0x00,0x00, // S
0x02,0x02,0x3e,0x02,0x02,0x00, // T
0x1e,0x20,0x20,0x20,0x1e,0x00, // U
0x0e,0x10,0x20,0x10,0x0e,0x00, // V
0x3e,0x20,0x1e,0x20,0x1e,0x00, // W
0x36,0x08,0x08,0x36,0x00,0x00, // X
0x26,0x28,0x28,0x1e,0x00,0x00, // Y
0x32,0x2a,0x2a,0x26,0x00,0x00, // Z
0x3e,0x22,0x00,0x00,0x00,0x00, // [
0x02,0x0c,0x30,0x00,0x00,0x00, // "\"
0x22,0x3e,0x00,0x00,0x00,0x00, // ]
0x04,0x02,0x04,0x00,0x00,0x00, // ^
0x20,0x20,0x20,0x00,0x00,0x00, // _
0x02,0x04,0x00,0x00,0x00,0x00, // `
0x3c,0x12,0x12,0x12,0x3e,0x00, // a
0x3c,0x2a,0x2a,0x2e,0x10,0x00, // b
0x1c,0x22,0x22,0x22,0x00,0x00, // c
0x3c,0x22,0x22,0x22,0x1c,0x00, // d
0x3c,0x2a,0x2a,0x2a,0x00,0x00, // e
0x3c,0x12,0x12,0x12,0x00,0x00, // f
0x3c,0x22,0x22,0x2a,0x1a,0x00, // g
0x3e,0x08,0x08,0x3e,0x00,0x00, // h
0x22,0x3e,0x22,0x00,0x00,0x00, // i
0x30,0x22,0x22,0x1e,0x00,0x00, // j
0x3e,0x08,0x0c,0x32,0x00,0x00, // k
0x3e,0x20,0x20,0x20,0x00,0x00, // l
0x3c,0x02,0x3c,0x02,0x3e,0x00, // m
0x3c,0x02,0x02,0x02,0x3e,0x00, // n
0x1c,0x22,0x22,0x22,0x1e,0x00, // o
0x3c,0x12,0x12,0x12,0x0e,0x00, // p
0x1c,0x22,0x22,0x62,0x1e,0x00, // q
0x3c,0x12,0x12,0x32,0x0e,0x00, // r
0x24,0x2a,0x2a,0x12,0x00,0x00, // s
0x02,0x02,0x3e,0x02,0x02,0x00, // t
0x1e,0x20,0x20,0x20,0x1e,0x00, // u
0x0e,0x10,0x20,0x10,0x0e,0x00, // v
0x3e,0x20,0x1e,0x20,0x1e,0x00, // w
0x36,0x08,0x08,0x36,0x00,0x00, // x
0x26,0x28,0x28,0x1e,0x00,0x00, // y
0x32,0x2a,0x2a,0x26,0x00,0x00, // z
0x08,0x3e,0x22,0x00,0x00,0x00, // 0x
0x3e,0x00,0x00,0x00,0x00,0x00, // |
0x22,0x3e,0x08,0x00,0x00,0x00, // }
0x04,0x02,0x02,0x00,0x00,0x00, // ~
0x00,0x00,0x00,0x00,0x00,0x00
}
};

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@ -0,0 +1,114 @@
#pragma once
#include "font.hpp"
const pimoroni::Font font8 {
.height = 8,
.max_width = 6,
.widths = {
3, 2, 4, 6, 5, 5, 5, 2, 4, 4, 4, 4, 3, 4, 3, 5,
5, 4, 5, 5, 5, 5, 5, 5, 5, 5, 2, 3, 4, 4, 4, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 5, 5, 5, 6, 5, 5,
5, 5, 5, 5, 6, 5, 5, 6, 5, 5, 5, 3, 5, 3, 4, 4,
3, 5, 5, 5, 5, 5, 5, 5, 5, 4, 5, 5, 4, 6, 5, 5,
5, 5, 5, 5, 5, 5, 5, 6, 5, 5, 5, 4, 2, 4, 5, 2
},
.data = {
0x00,0x00,0x00,0x00,0x00,0x00, //
0x5f,0x00,0x00,0x00,0x00,0x00, // !
0x03,0x00,0x03,0x00,0x00,0x00, // "
0x28,0x7c,0x28,0x7c,0x28,0x00, // #
0x24,0x7a,0x2f,0x12,0x00,0x00, // $
0x66,0x10,0x08,0x66,0x00,0x00, // %
0x36,0x49,0x49,0x7c,0x00,0x00, // &
0x03,0x00,0x00,0x00,0x00,0x00, // '
0x1c,0x22,0x41,0x00,0x00,0x00, // (
0x41,0x22,0x1c,0x00,0x00,0x00, // )
0x54,0x38,0x54,0x00,0x00,0x00, // *
0x10,0x38,0x10,0x00,0x00,0x00, // +
0x80,0x60,0x00,0x00,0x00,0x00, // ,
0x10,0x10,0x10,0x00,0x00,0x00, // -
0x60,0x60,0x00,0x00,0x00,0x00, // .
0x60,0x18,0x06,0x01,0x00,0x00, // /
0x3e,0x41,0x41,0x3e,0x00,0x00, // 0
0x42,0x7f,0x40,0x00,0x00,0x00, // 1
0x61,0x51,0x49,0x46,0x00,0x00, // 2
0x21,0x49,0x4d,0x33,0x00,0x00, // 3
0x18,0x26,0x11,0x7f,0x00,0x00, // 4
0x4f,0x49,0x49,0x31,0x00,0x00, // 5
0x3c,0x4a,0x49,0x30,0x00,0x00, // 6
0x01,0x61,0x19,0x07,0x00,0x00, // 7
0x33,0x49,0x49,0x33,0x00,0x00, // 8
0x06,0x49,0x29,0x1e,0x00,0x00, // 9
0x33,0x00,0x00,0x00,0x00,0x00, // :
0x80,0x6c,0x00,0x00,0x00,0x00, // ;
0x10,0x28,0x44,0x00,0x00,0x00, // <
0x28,0x28,0x28,0x00,0x00,0x00, // =
0x44,0x28,0x10,0x00,0x00,0x00, // >
0x02,0x51,0x09,0x06,0x00,0x00, // ?
0x3e,0x49,0x55,0x5e,0x00,0x00, // @
0x7e,0x09,0x09,0x7e,0x00,0x00, // A
0x7f,0x49,0x49,0x36,0x00,0x00, // B
0x3e,0x41,0x41,0x22,0x00,0x00, // C
0x7f,0x41,0x41,0x3e,0x00,0x00, // D
0x7f,0x49,0x49,0x41,0x00,0x00, // E
0x7f,0x09,0x09,0x01,0x00,0x00, // F
0x3e,0x41,0x49,0x79,0x00,0x00, // G
0x7f,0x08,0x08,0x7f,0x00,0x00, // H
0x41,0x7f,0x41,0x00,0x00,0x00, // I
0x30,0x40,0x40,0x3f,0x00,0x00, // J
0x7f,0x08,0x14,0x63,0x00,0x00, // K
0x7f,0x40,0x40,0x40,0x00,0x00, // L
0x7f,0x02,0x04,0x02,0x7f,0x00, // M
0x7f,0x02,0x04,0x7f,0x00,0x00, // N
0x3e,0x41,0x41,0x3e,0x00,0x00, // O
0x7f,0x09,0x09,0x06,0x00,0x00, // P
0x3e,0x41,0x21,0x5e,0x00,0x00, // Q
0x7f,0x09,0x19,0x66,0x0e,0x00, // R
0x46,0x49,0x49,0x31,0x00,0x00, // S
0x01,0x01,0x7f,0x01,0x01,0x00, // T
0x3f,0x40,0x40,0x3f,0x00,0x00, // U
0x7f,0x40,0x20,0x1f,0x00,0x00, // V
0x3f,0x40,0x20,0x40,0x3f,0x00, // W
0x77,0x08,0x08,0x77,0x00,0x00, // X
0x47,0x48,0x48,0x3f,0x00,0x00, // Y
0x71,0x49,0x45,0x43,0x00,0x00, // Z
0x7f,0x41,0x00,0x00,0x00,0x00, // [
0x01,0x06,0x18,0x60,0x00,0x00, // "\"
0x41,0x7f,0x00,0x00,0x00,0x00, // ]
0x04,0x02,0x04,0x00,0x00,0x00, // ^
0x40,0x40,0x40,0x00,0x00,0x00, // _
0x01,0x01,0x00,0x00,0x00,0x00, // `
0x20,0x54,0x54,0x78,0x00,0x00, // a
0x7f,0x44,0x44,0x38,0x00,0x00, // b
0x38,0x44,0x44,0x28,0x00,0x00, // c
0x38,0x44,0x44,0x7f,0x00,0x00, // d
0x38,0x54,0x54,0x58,0x00,0x00, // e
0x7e,0x09,0x09,0x02,0x00,0x00, // f
0x18,0xa4,0xa4,0x7c,0x00,0x00, // g
0x7f,0x04,0x04,0x78,0x00,0x00, // h
0x04,0x7d,0x40,0x00,0x00,0x00, // i
0x60,0x80,0x80,0x7d,0x00,0x00, // j
0x7f,0x10,0x28,0x44,0x00,0x00, // k
0x01,0x7f,0x40,0x00,0x00,0x00, // l
0x7c,0x04,0x78,0x04,0x78,0x00, // m
0x7c,0x04,0x04,0x78,0x00,0x00, // n
0x38,0x44,0x44,0x38,0x00,0x00, // o
0xfc,0x24,0x24,0x18,0x00,0x00, // p
0x18,0x24,0x24,0xfc,0x1e,0x00, // q
0x7c,0x08,0x04,0x04,0x00,0x00, // r
0x48,0x54,0x54,0x24,0x00,0x00, // s
0x37,0x44,0x44,0x20,0x00,0x00, // t
0x3c,0x40,0x40,0x7c,0x00,0x00, // u
0x7c,0x40,0x20,0x1c,0x00,0x00, // v
0x3c,0x40,0x20,0x40,0x3c,0x00, // w
0x6c,0x10,0x10,0x6c,0x00,0x00, // x
0x1c,0xa0,0xa0,0x7c,0x00,0x00, // y
0x64,0x54,0x4c,0x00,0x00,0x00, // z
0x08,0x3e,0x41,0x00,0x00,0x00, // {
0x7f,0x00,0x00,0x00,0x00,0x00, // |
0x41,0x3e,0x08,0x00,0x00,0x00, // }
0x08,0x04,0x08,0x04,0x00,0x00, // ~
0x00,0x00,0x00,0x00,0x00,0x00
}
};

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@ -1,112 +0,0 @@
#include <cstdint>
uint8_t font_height = 6;
uint8_t font_data[96][6] = {
{0x00,0x00,0x00,0x00,0x00,0x00}, //
{0x2e,0x00,0x00,0x00,0x00,0x00}, // !
{0x06,0x00,0x06,0x00,0x00,0x00}, // "
{0x14,0x3e,0x14,0x3e,0x14,0x00}, // #
{0x04,0x2a,0x3e,0x2a,0x10,0x00}, // $
{0x22,0x10,0x08,0x04,0x22,0x00}, // %
{0x14,0x2a,0x2a,0x2c,0x10,0x28}, // &
{0x06,0x00,0x00,0x00,0x00,0x00}, // '
{0x1c,0x22,0x00,0x00,0x00,0x00}, // (
{0x22,0x1c,0x00,0x00,0x00,0x00}, // )
{0x14,0x08,0x14,0x00,0x00,0x00}, // *
{0x08,0x1c,0x08,0x00,0x00,0x00}, // +
{0x60,0x00,0x00,0x00,0x00,0x00}, // ,
{0x08,0x08,0x08,0x00,0x00,0x00}, // -
{0x20,0x00,0x00,0x00,0x00,0x00}, // .
{0x30,0x0c,0x02,0x00,0x00,0x00}, // /
{0x1c,0x22,0x22,0x22,0x1e,0x00}, // 0
{0x02,0x3e,0x00,0x00,0x00,0x00}, // 1
{0x32,0x2a,0x2a,0x24,0x00,0x00}, // 2
{0x2a,0x2a,0x2a,0x16,0x00,0x00}, // 3
{0x0e,0x10,0x10,0x3e,0x10,0x00}, // 4
{0x2e,0x2a,0x2a,0x12,0x00,0x00}, // 5
{0x3c,0x2a,0x2a,0x2a,0x12,0x00}, // 6
{0x06,0x02,0x22,0x12,0x0e,0x00}, // 7
{0x14,0x2a,0x2a,0x2a,0x16,0x00}, // 8
{0x04,0x2a,0x2a,0x2a,0x1e,0x00}, // 9
{0x24,0x00,0x00,0x00,0x00,0x00}, // :
{0x64,0x00,0x00,0x00,0x00,0x00}, // ;
{0x08,0x14,0x22,0x00,0x00,0x00}, // <
{0x14,0x14,0x14,0x00,0x00,0x00}, // =
{0x22,0x14,0x08,0x00,0x00,0x00}, // >
{0x02,0x2a,0x0a,0x04,0x00,0x00}, // ?
{0x3c,0x02,0x1a,0x2a,0x22,0x1e}, // @
{0x3c,0x12,0x12,0x12,0x3e,0x00}, // A
{0x3c,0x2a,0x2a,0x2e,0x10,0x00}, // B
{0x1c,0x22,0x22,0x22,0x00,0x00}, // C
{0x3c,0x22,0x22,0x22,0x1c,0x00}, // D
{0x3c,0x2a,0x2a,0x2a,0x00,0x00}, // E
{0x3c,0x12,0x12,0x12,0x00,0x00}, // F
{0x3c,0x22,0x22,0x2a,0x1a,0x00}, // G
{0x3e,0x08,0x08,0x3e,0x00,0x00}, // H
{0x22,0x3e,0x22,0x00,0x00,0x00}, // I
{0x30,0x22,0x22,0x1e,0x00,0x00}, // J
{0x3e,0x08,0x0c,0x32,0x00,0x00}, // K
{0x3e,0x20,0x20,0x20,0x00,0x00}, // L
{0x3c,0x02,0x3c,0x02,0x3c,0x00}, // M
{0x3c,0x02,0x02,0x02,0x3e,0x00}, // N
{0x1c,0x22,0x22,0x22,0x1e,0x00}, // O
{0x3c,0x12,0x12,0x12,0x0e,0x00}, // P
{0x1c,0x22,0x22,0x62,0x1e,0x00}, // Q
{0x3c,0x12,0x12,0x32,0x0e,0x00}, // R
{0x24,0x2a,0x2a,0x12,0x00,0x00}, // S
{0x02,0x02,0x3e,0x02,0x02,0x00}, // T
{0x1e,0x20,0x20,0x20,0x1e,0x00}, // U
{0x0e,0x10,0x20,0x10,0x0e,0x00}, // V
{0x3e,0x20,0x1e,0x20,0x1e,0x00}, // W
{0x36,0x08,0x08,0x36,0x00,0x00}, // X
{0x26,0x28,0x28,0x1e,0x00,0x00}, // Y
{0x32,0x2a,0x2a,0x26,0x00,0x00}, // Z
{0x3e,0x22,0x00,0x00,0x00,0x00}, // [
{0x02,0x0c,0x30,0x00,0x00,0x00}, // "\"
{0x22,0x3e,0x00,0x00,0x00,0x00}, // ]
{0x04,0x02,0x04,0x00,0x00,0x00}, // ^
{0x20,0x20,0x20,0x00,0x00,0x00}, // _
{0x02,0x04,0x00,0x00,0x00,0x00}, // `
{0x3c,0x12,0x12,0x12,0x3e,0x00}, // a
{0x3c,0x2a,0x2a,0x2e,0x10,0x00}, // b
{0x1c,0x22,0x22,0x22,0x00,0x00}, // c
{0x3c,0x22,0x22,0x22,0x1c,0x00}, // d
{0x3c,0x2a,0x2a,0x2a,0x00,0x00}, // e
{0x3c,0x12,0x12,0x12,0x00,0x00}, // f
{0x3c,0x22,0x22,0x2a,0x1a,0x00}, // g
{0x3e,0x08,0x08,0x3e,0x00,0x00}, // h
{0x22,0x3e,0x22,0x00,0x00,0x00}, // i
{0x30,0x22,0x22,0x1e,0x00,0x00}, // j
{0x3e,0x08,0x0c,0x32,0x00,0x00}, // k
{0x3e,0x20,0x20,0x20,0x00,0x00}, // l
{0x3c,0x02,0x3c,0x02,0x3e,0x00}, // m
{0x3c,0x02,0x02,0x02,0x3e,0x00}, // n
{0x1c,0x22,0x22,0x22,0x1e,0x00}, // o
{0x3c,0x12,0x12,0x12,0x0e,0x00}, // p
{0x1c,0x22,0x22,0x62,0x1e,0x00}, // q
{0x3c,0x12,0x12,0x32,0x0e,0x00}, // r
{0x24,0x2a,0x2a,0x12,0x00,0x00}, // s
{0x02,0x02,0x3e,0x02,0x02,0x00}, // t
{0x1e,0x20,0x20,0x20,0x1e,0x00}, // u
{0x0e,0x10,0x20,0x10,0x0e,0x00}, // v
{0x3e,0x20,0x1e,0x20,0x1e,0x00}, // w
{0x36,0x08,0x08,0x36,0x00,0x00}, // x
{0x26,0x28,0x28,0x1e,0x00,0x00}, // y
{0x32,0x2a,0x2a,0x26,0x00,0x00}, // z
{0x08,0x3e,0x22,0x00,0x00,0x00}, // {
{0x3e,0x00,0x00,0x00,0x00,0x00}, // |
{0x22,0x3e,0x08,0x00,0x00,0x00}, // }
{0x04,0x02,0x02,0x00,0x00,0x00}, // ~
{0x00,0x00,0x00,0x00,0x00,0x00}
};
uint8_t character_widths[96] = {
3, 2, 4, 6, 6, 6, 7, 2, 3, 3, 4, 4, 2, 4, 2, 4,
6, 3, 5, 5, 6, 5, 6, 6, 6, 6, 2, 2, 4, 4, 4, 5,
7, 6, 6, 5, 6, 5, 5, 6, 5, 4, 5, 5, 5, 6, 6, 6,
6, 6, 6, 5, 6, 6, 6, 6, 5, 5, 5, 3, 4, 3, 4, 4,
3, 6, 6, 5, 6, 5, 5, 6, 5, 4, 5, 5, 5, 6, 6, 6,
6, 6, 6, 5, 6, 6, 6, 6, 5, 5, 5, 4, 2, 4, 4, 2
};

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@ -1,112 +0,0 @@
#include <cstdint>
uint8_t font_height = 8;
uint8_t font_data[96][6] = {
{0x00,0x00,0x00,0x00,0x00,0x00}, //
{0x5f,0x00,0x00,0x00,0x00,0x00}, // !
{0x03,0x00,0x03,0x00,0x00,0x00}, // "
{0x28,0x7c,0x28,0x7c,0x28,0x00}, // #
{0x24,0x7a,0x2f,0x12,0x00,0x00}, // $
{0x66,0x10,0x08,0x66,0x00,0x00}, // %
{0x36,0x49,0x49,0x7c,0x00,0x00}, // &
{0x03,0x00,0x00,0x00,0x00,0x00}, // '
{0x1c,0x22,0x41,0x00,0x00,0x00}, // (
{0x41,0x22,0x1c,0x00,0x00,0x00}, // )
{0x54,0x38,0x54,0x00,0x00,0x00}, // *
{0x10,0x38,0x10,0x00,0x00,0x00}, // +
{0x80,0x60,0x00,0x00,0x00,0x00}, // ,
{0x10,0x10,0x10,0x00,0x00,0x00}, // -
{0x60,0x60,0x00,0x00,0x00,0x00}, // .
{0x60,0x18,0x06,0x01,0x00,0x00}, // /
{0x3e,0x41,0x41,0x3e,0x00,0x00}, // 0
{0x42,0x7f,0x40,0x00,0x00,0x00}, // 1
{0x61,0x51,0x49,0x46,0x00,0x00}, // 2
{0x21,0x49,0x4d,0x33,0x00,0x00}, // 3
{0x18,0x26,0x11,0x7f,0x00,0x00}, // 4
{0x4f,0x49,0x49,0x31,0x00,0x00}, // 5
{0x3c,0x4a,0x49,0x30,0x00,0x00}, // 6
{0x01,0x61,0x19,0x07,0x00,0x00}, // 7
{0x33,0x49,0x49,0x33,0x00,0x00}, // 8
{0x06,0x49,0x29,0x1e,0x00,0x00}, // 9
{0x33,0x00,0x00,0x00,0x00,0x00}, // :
{0x80,0x6c,0x00,0x00,0x00,0x00}, // ;
{0x10,0x28,0x44,0x00,0x00,0x00}, // <
{0x28,0x28,0x28,0x00,0x00,0x00}, // =
{0x44,0x28,0x10,0x00,0x00,0x00}, // >
{0x02,0x51,0x09,0x06,0x00,0x00}, // ?
{0x3e,0x49,0x55,0x5e,0x00,0x00}, // @
{0x7e,0x09,0x09,0x7e,0x00,0x00}, // A
{0x7f,0x49,0x49,0x36,0x00,0x00}, // B
{0x3e,0x41,0x41,0x22,0x00,0x00}, // C
{0x7f,0x41,0x41,0x3e,0x00,0x00}, // D
{0x7f,0x49,0x49,0x41,0x00,0x00}, // E
{0x7f,0x09,0x09,0x01,0x00,0x00}, // F
{0x3e,0x41,0x49,0x79,0x00,0x00}, // G
{0x7f,0x08,0x08,0x7f,0x00,0x00}, // H
{0x41,0x7f,0x41,0x00,0x00,0x00}, // I
{0x30,0x40,0x40,0x3f,0x00,0x00}, // J
{0x7f,0x08,0x14,0x63,0x00,0x00}, // K
{0x7f,0x40,0x40,0x40,0x00,0x00}, // L
{0x7f,0x02,0x04,0x02,0x7f,0x00}, // M
{0x7f,0x02,0x04,0x7f,0x00,0x00}, // N
{0x3e,0x41,0x41,0x3e,0x00,0x00}, // O
{0x7f,0x09,0x09,0x06,0x00,0x00}, // P
{0x3e,0x41,0x21,0x5e,0x00,0x00}, // Q
{0x7f,0x09,0x19,0x66,0x0e,0x00}, // R
{0x46,0x49,0x49,0x31,0x00,0x00}, // S
{0x01,0x01,0x7f,0x01,0x01,0x00}, // T
{0x3f,0x40,0x40,0x3f,0x00,0x00}, // U
{0x7f,0x40,0x20,0x1f,0x00,0x00}, // V
{0x3f,0x40,0x20,0x40,0x3f,0x00}, // W
{0x77,0x08,0x08,0x77,0x00,0x00}, // X
{0x47,0x48,0x48,0x3f,0x00,0x00}, // Y
{0x71,0x49,0x45,0x43,0x00,0x00}, // Z
{0x7f,0x41,0x00,0x00,0x00,0x00}, // [
{0x01,0x06,0x18,0x60,0x00,0x00}, // "\"
{0x41,0x7f,0x00,0x00,0x00,0x00}, // ]
{0x04,0x02,0x04,0x00,0x00,0x00}, // ^
{0x40,0x40,0x40,0x00,0x00,0x00}, // _
{0x01,0x01,0x00,0x00,0x00,0x00}, // `
{0x20,0x54,0x54,0x78,0x00,0x00}, // a
{0x7f,0x44,0x44,0x38,0x00,0x00}, // b
{0x38,0x44,0x44,0x28,0x00,0x00}, // c
{0x38,0x44,0x44,0x7f,0x00,0x00}, // d
{0x38,0x54,0x54,0x58,0x00,0x00}, // e
{0x7e,0x09,0x09,0x02,0x00,0x00}, // f
{0x18,0xa4,0xa4,0x7c,0x00,0x00}, // g
{0x7f,0x04,0x04,0x78,0x00,0x00}, // h
{0x04,0x7d,0x40,0x00,0x00,0x00}, // i
{0x60,0x80,0x80,0x7d,0x00,0x00}, // j
{0x7f,0x10,0x28,0x44,0x00,0x00}, // k
{0x01,0x7f,0x40,0x00,0x00,0x00}, // l
{0x7c,0x04,0x78,0x04,0x78,0x00}, // m
{0x7c,0x04,0x04,0x78,0x00,0x00}, // n
{0x38,0x44,0x44,0x38,0x00,0x00}, // o
{0xfc,0x24,0x24,0x18,0x00,0x00}, // p
{0x18,0x24,0x24,0xfc,0x1e,0x00}, // q
{0x7c,0x08,0x04,0x04,0x00,0x00}, // r
{0x48,0x54,0x54,0x24,0x00,0x00}, // s
{0x37,0x44,0x44,0x20,0x00,0x00}, // t
{0x3c,0x40,0x40,0x7c,0x00,0x00}, // u
{0x7c,0x40,0x20,0x1c,0x00,0x00}, // v
{0x3c,0x40,0x20,0x40,0x3c,0x00}, // w
{0x6c,0x10,0x10,0x6c,0x00,0x00}, // x
{0x1c,0xa0,0xa0,0x7c,0x00,0x00}, // y
{0x64,0x54,0x4c,0x00,0x00,0x00}, // z
{0x08,0x3e,0x41,0x00,0x00,0x00}, // {
{0x7f,0x00,0x00,0x00,0x00,0x00}, // |
{0x41,0x3e,0x08,0x00,0x00,0x00}, // }
{0x08,0x04,0x08,0x04,0x00,0x00}, // ~
{0x00,0x00,0x00,0x00,0x00,0x00}
};
uint8_t character_widths[96] = {
3, 2, 4, 6, 5, 5, 5, 2, 4, 4, 4, 4, 3, 4, 3, 5,
5, 4, 5, 5, 5, 5, 5, 5, 5, 5, 2, 3, 4, 4, 4, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 5, 5, 5, 6, 5, 5,
5, 5, 5, 5, 6, 5, 5, 6, 5, 5, 5, 3, 5, 3, 4, 4,
3, 5, 5, 5, 5, 5, 5, 5, 5, 4, 5, 5, 4, 6, 5, 5,
5, 5, 5, 5, 5, 5, 5, 6, 5, 5, 5, 4, 2, 4, 5, 2
};

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@ -1,6 +1,7 @@
add_library(pico_graphics
${CMAKE_CURRENT_LIST_DIR}/types.cpp
${CMAKE_CURRENT_LIST_DIR}/font_data.cpp
${CMAKE_CURRENT_LIST_DIR}/pico_graphics.cpp)
${CMAKE_CURRENT_LIST_DIR}/pico_graphics.cpp
)
target_include_directories(pico_graphics INTERFACE ${CMAKE_CURRENT_LIST_DIR})
target_include_directories(pico_graphics INTERFACE ${CMAKE_CURRENT_LIST_DIR})

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@ -1,10 +1,14 @@
#include "pico_graphics.hpp"
extern uint8_t font_data[96][6];
extern uint8_t character_widths[96];
extern uint8_t font_height;
namespace pimoroni {
PicoGraphics::PicoGraphics(uint16_t width, uint16_t height, uint16_t *frame_buffer)
: frame_buffer(frame_buffer), bounds(0, 0, width, height), clip(0, 0, width, height) {
set_font(&font6);
};
void PicoGraphics::set_font(const Font *font){
this->font = font;
}
void PicoGraphics::set_pen(uint8_t r, uint8_t g, uint8_t b) {
pen = create_pen(r, g, b);
@ -107,13 +111,13 @@ namespace pimoroni {
void PicoGraphics::character(const char c, const Point &p, uint8_t scale) {
uint8_t char_index = c - 32;
Rect char_bounds(p.x, p.y, character_widths[char_index] * scale, font_height * scale);
Rect char_bounds(p.x, p.y, font->widths[char_index] * scale, font->height * scale);
if(!clip.intersects(char_bounds)) return;
const uint8_t *d = &font_data[char_index][0];
for(uint8_t cx = 0; cx < character_widths[char_index]; cx++) {
for(uint8_t cy = 0; cy < font_height; cy++) {
const uint8_t *d = &font->data[char_index * font->max_width];
for(uint8_t cx = 0; cx < font->widths[char_index]; cx++) {
for(uint8_t cy = 0; cy < font->height; cy++) {
if((1U << cy) & *d) {
rectangle(Rect(p.x + (cx * scale), p.y + (cy * scale), scale, scale));
}
@ -137,24 +141,24 @@ namespace pimoroni {
uint16_t word_width = 0;
for(size_t j = i; j < next_space; j++) {
word_width += character_widths[t[j] - 32] * scale;
word_width += font->widths[t[j] - 32] * scale;
}
// if this word would exceed the wrap limit then
// move to the next line
if(co != 0 && co + word_width > (uint32_t)wrap) {
co = 0;
lo += (font_height + 1) * scale;
lo += (font->height + 1) * scale;
}
// draw word
for(size_t j = i; j < next_space; j++) {
character(t[j], Point(p.x + co, p.y + lo), scale);
co += character_widths[t[j] - 32] * scale;
co += font->widths[t[j] - 32] * scale;
}
// move character offset to end of word and add a space
co += character_widths[0] * scale;
co += font->widths[0] * scale;
i = next_space + 1;
}
}

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@ -4,6 +4,7 @@
#include <cstdint>
#include <algorithm>
#include <vector>
#include "font6_data.hpp"
// a tiny little graphics library for our Pico products
// supports only 16-bit (565) RGB framebuffers
@ -51,10 +52,11 @@ namespace pimoroni {
Pen pen;
public:
PicoGraphics(uint16_t width, uint16_t height, uint16_t *frame_buffer)
: frame_buffer(frame_buffer), bounds(0, 0, width, height), clip(0, 0, width, height) {}
const Font *font;
public:
PicoGraphics(uint16_t width, uint16_t height, uint16_t *frame_buffer);
void set_font(const Font *font);
void set_pen(uint8_t r, uint8_t g, uint8_t b);
void set_pen(Pen p);