Created
November 27, 2011 06:17
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DotFont
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function setup() | |
font = DotFont() | |
color = {{255, 0, 0}, {255, 255, 0}} | |
end | |
function draw() | |
background(7, 7, 7, 255) | |
rectMode(CORNER) | |
fill(232, 231, 234, 255) | |
rect(400, 700, 230, 40) | |
-- example with text, use fill() to set color of the txt | |
fill(37, 25, 25, 255) | |
-- (text, font_size, x, y) font_size >=2 | |
font:draw("Minimum Font Size", 2, 410, 710) | |
pushMatrix() | |
rotate(30) | |
fill(178, 184, 201, 255) | |
rect(60,80,900,120) | |
fill(37, 56, 98, 255) | |
-- ASCII chars in text. Some chars can't be printed: (¥£€<\[] | |
font:draw("/<>)$?.!,@&;:-1234567890", 10, 100, 100) | |
popMatrix() | |
-- example fith different colors of font points | |
-- color - table with color tables, should be 1 or more color tables | |
for i = 1, 5 do | |
font:draw("Hello word!", i * 5, 20, 700 - i * i * 27 , color) | |
end | |
end | |
-- Chars tables from http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1203747843/21#21 | |
-- Scrolling 8x8 or 5x7 characters on a 8x8 grid by asteronimo | |
DotFont = class() | |
function DotFont:init() | |
self.data = { | |
{0x00, 0x00, 0x00, 0x00, 0x00},-- 0: (space) | |
{0x00, 0x00, 0x5F, 0x00, 0x00},-- 1: ! | |
{0x00, 0x07, 0x00, 0x07, 0x00},-- 2: " | |
{0x14, 0x7F, 0x14, 0x7F, 0x14},-- 3: # | |
{0x24, 0x2A, 0x7F, 0x2A, 0x12},-- 4: $ | |
{0x23, 0x13, 0x08, 0x64, 0x62},-- 5: % | |
{0x36, 0x49, 0x55, 0x22, 0x50},-- 6: & | |
{0x00, 0x05, 0x03, 0x00, 0x00},-- ' | |
{0x00, 0x1C, 0x22, 0x41, 0x00},-- ( ! | |
{0x00, 0x41, 0x22, 0x1C, 0x00},-- ) | |
{0x08, 0x2A, 0x1C, 0x2A, 0x08},-- 10: * | |
{0x08, 0x08, 0x3E, 0x08, 0x08},-- + | |
{0x00, 0x50, 0x30, 0x00, 0x00},-- , | |
{0x08, 0x08, 0x08, 0x08, 0x08},-- - | |
{0x00, 0x60, 0x60, 0x00, 0x00},-- . | |
{0x20, 0x10, 0x08, 0x04, 0x02},-- 15: / | |
{0x3E, 0x51, 0x49, 0x45, 0x3E},-- 0 | |
{0x00, 0x42, 0x7F, 0x40, 0x00},-- 1 | |
{0x42, 0x61, 0x51, 0x49, 0x46},-- 2 | |
{0x21, 0x41, 0x45, 0x4B, 0x31},-- 3 | |
{0x18, 0x14, 0x12, 0x7F, 0x10},-- 20: 4 | |
{0x27, 0x45, 0x45, 0x45, 0x39},-- 5 | |
{0x3C, 0x4A, 0x49, 0x49, 0x30},-- 6 | |
{0x01, 0x71, 0x09, 0x05, 0x03},-- 7 | |
{0x36, 0x49, 0x49, 0x49, 0x36},-- 8 | |
{0x06, 0x49, 0x49, 0x29, 0x1E},-- 25: 9 | |
{0x00, 0x36, 0x36, 0x00, 0x00},-- : | |
{0x00, 0x56, 0x36, 0x00, 0x00},-- ; | |
{0x00, 0x08, 0x14, 0x22, 0x41},-- < | |
{0x14, 0x14, 0x14, 0x14, 0x14},-- = | |
{0x41, 0x22, 0x14, 0x08, 0x00},-- 30: > | |
{0x02, 0x01, 0x51, 0x09, 0x06},-- ? | |
{0x32, 0x49, 0x79, 0x41, 0x3E},-- @ | |
{0x7E, 0x11, 0x11, 0x11, 0x7E},-- A | |
{0x7F, 0x49, 0x49, 0x49, 0x36},-- B | |
{0x3E, 0x41, 0x41, 0x41, 0x22},-- 35: C | |
{0x7F, 0x41, 0x41, 0x22, 0x1C},-- D | |
{0x7F, 0x49, 0x49, 0x49, 0x41},-- E | |
{0x7F, 0x09, 0x09, 0x01, 0x01},-- F | |
{0x3E, 0x41, 0x41, 0x51, 0x32},-- G | |
{0x7F, 0x08, 0x08, 0x08, 0x7F},-- 40: H | |
{0x00, 0x41, 0x7F, 0x41, 0x00},-- I | |
{0x20, 0x40, 0x41, 0x3F, 0x01},-- J | |
{0x7F, 0x08, 0x14, 0x22, 0x41},-- K | |
{0x7F, 0x40, 0x40, 0x40, 0x40},-- L | |
{0x7F, 0x02, 0x04, 0x02, 0x7F},-- 45: M | |
{0x7F, 0x04, 0x08, 0x10, 0x7F},-- N | |
{0x3E, 0x41, 0x41, 0x41, 0x3E},-- O | |
{0x7F, 0x09, 0x09, 0x09, 0x06},-- P | |
{0x3E, 0x41, 0x51, 0x21, 0x5E},-- Q | |
{0x7F, 0x09, 0x19, 0x29, 0x46},-- 50: R | |
{0x46, 0x49, 0x49, 0x49, 0x31},-- S | |
{0x01, 0x01, 0x7F, 0x01, 0x01},-- T | |
{0x3F, 0x40, 0x40, 0x40, 0x3F},-- U | |
{0x1F, 0x20, 0x40, 0x20, 0x1F},-- V | |
{0x7F, 0x20, 0x18, 0x20, 0x7F},-- 55: W | |
{0x63, 0x14, 0x08, 0x14, 0x63},-- X | |
{0x03, 0x04, 0x78, 0x04, 0x03},-- Y | |
{0x61, 0x51, 0x49, 0x45, 0x43},-- Z | |
{0x00, 0x00, 0x7F, 0x41, 0x41},-- [ ! | |
{0x02, 0x04, 0x08, 0x10, 0x20},-- 60: "\" ! | |
{0x41, 0x41, 0x7F, 0x00, 0x00},-- ] ! | |
{0x04, 0x02, 0x01, 0x02, 0x04},-- ^ | |
{0x40, 0x40, 0x40, 0x40, 0x40},-- _ | |
{0x00, 0x01, 0x02, 0x04, 0x00},-- ` | |
{0x20, 0x54, 0x54, 0x54, 0x78},-- 65: a | |
{0x7F, 0x48, 0x44, 0x44, 0x38},-- b | |
{0x38, 0x44, 0x44, 0x44, 0x20},-- c | |
{0x38, 0x44, 0x44, 0x48, 0x7F},-- d | |
{0x38, 0x54, 0x54, 0x54, 0x18},-- e | |
{0x08, 0x7E, 0x09, 0x01, 0x02},-- 70: f | |
{0x08, 0x14, 0x54, 0x54, 0x3C},-- g | |
{0x7F, 0x08, 0x04, 0x04, 0x78},-- h | |
{0x00, 0x44, 0x7D, 0x40, 0x00},-- i | |
{0x20, 0x40, 0x44, 0x3D, 0x00},-- j | |
{0x00, 0x7F, 0x10, 0x28, 0x44},-- 75: k | |
{0x00, 0x41, 0x7F, 0x40, 0x00},-- l | |
{0x7C, 0x04, 0x18, 0x04, 0x78},-- m | |
{0x7C, 0x08, 0x04, 0x04, 0x78},-- n | |
{0x38, 0x44, 0x44, 0x44, 0x38},-- o | |
{0x7C, 0x14, 0x14, 0x14, 0x08},-- 80: p | |
{0x08, 0x14, 0x14, 0x18, 0x7C},-- q | |
{0x7C, 0x08, 0x04, 0x04, 0x08},-- r | |
{0x48, 0x54, 0x54, 0x54, 0x20},-- s | |
{0x04, 0x3F, 0x44, 0x40, 0x20},-- t | |
{0x3C, 0x40, 0x40, 0x20, 0x7C},-- 85: u | |
{0x1C, 0x20, 0x40, 0x20, 0x1C},-- v | |
{0x3C, 0x40, 0x30, 0x40, 0x3C},-- w | |
{0x44, 0x28, 0x10, 0x28, 0x44},-- x | |
{0x0C, 0x50, 0x50, 0x50, 0x3C},-- y | |
{0x44, 0x64, 0x54, 0x4C, 0x44},-- 90: z | |
{0x00, 0x08, 0x36, 0x41, 0x00},-- { | |
{0x00, 0x00, 0x7F, 0x00, 0x00},-- | | |
{0x00, 0x41, 0x36, 0x08, 0x00},-- } | |
{0x08, 0x08, 0x2A, 0x1C, 0x08},-- -> | |
{0x08, 0x1C, 0x2A, 0x08, 0x08} -- 95: <- | |
} | |
end | |
function DotFont:dec2bin(n) | |
bin = "" | |
while n > 0 do | |
b = math.fmod(n, 2) | |
bin = b .. bin | |
n = math.floor(n / 2) | |
end | |
while string.len(bin) < 8 do bin = "0" .. bin end | |
return bin | |
end | |
function DotFont:draw(line, step, fromX, fromY, color) | |
if color then | |
pushStyle() | |
iColor = 0 | |
ellipseMode(CENTER) | |
noStroke() | |
end | |
for i = 1, string.len(line) do | |
char = string.sub(line, i, i) | |
k = string.byte(char) - 31 | |
tab = self.data[k] | |
points = {} | |
for j = 1, 5 do points[j] = self:dec2bin(tab[j]) end | |
for j = 1, 8 do | |
y = (8 - j) * step + fromY | |
for k = 1, 5 do | |
if color then | |
iColor = iColor + 1 | |
if iColor > #color then iColor = 1 end | |
fill(unpack(color[iColor])) | |
end | |
point = string.sub(points[k], 9 - j, 9 - j) | |
x = (k - 1) * step + fromX + (i - 1) * 6 * step | |
if point == "1" then ellipse(x, y, step) end | |
end | |
end | |
end | |
if color then popStyle() end | |
end | |
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