Source

model100 / font.c

Trammell Hudson 5e70bc3 





Trammell Hudson dcb7169 

Trammell Hudson 5e70bc3 

Trammell Hudson dcb7169 
Trammell Hudson 5e70bc3 
Trammell Hudson dcb7169 
Trammell Hudson c494a84 
Trammell Hudson dcb7169 
Trammell Hudson c494a84 














Trammell Hudson dcb7169 
Trammell Hudson c494a84 









Trammell Hudson dcb7169 
Trammell Hudson c494a84 






Trammell Hudson dcb7169 
Trammell Hudson c494a84 

























Trammell Hudson dcb7169 
Trammell Hudson c494a84 





Trammell Hudson dcb7169 
Trammell Hudson c494a84 

























Trammell Hudson dcb7169 
Trammell Hudson c494a84 



Trammell Hudson dcb7169 


Trammell Hudson 9813fe7 

Trammell Hudson dcb7169 







































Trammell Hudson 9813fe7 
Trammell Hudson dcb7169 


Trammell Hudson 5e70bc3 
Trammell Hudson 21b43fc 

Trammell Hudson 5e70bc3 

Trammell Hudson dcb7169 

Trammell Hudson 21b43fc 

Trammell Hudson dcb7169 

Trammell Hudson f9397b1 
Trammell Hudson dcb7169 
Trammell Hudson f9397b1 
Trammell Hudson 21b43fc 
Trammell Hudson f9397b1 
Trammell Hudson 5e70bc3 
Trammell Hudson f9397b1 
Trammell Hudson 5e70bc3 
Trammell Hudson f9397b1 


Trammell Hudson 5e70bc3 
Trammell Hudson f9397b1 












Trammell Hudson dcb7169 
/** \file
 * Bitmap font drawing.
 *
 * 5x7 font is stored in program memory in 8-bit columns with the
 * LSB at the top of the column, MSB at the bottom.
 */
#include <avr/io.h>
#include <avr/pgmspace.h>
#include "font.h"
#include "lcd.h"
 
static const char font[][6] PROGMEM =
{
	[' '] = {0x00,0x00,0x00,0x00,0x00,0x00},
 
	['!'] = {0x00,0x00,0x00,0x4F,0x00,0x00},
	['"'] = {0x00,0x00,0x07,0x00,0x07,0x00},
	['#'] = {0x00,0x14,0x7F,0x14,0x7F,0x14},
	['$'] = {0x00,0x24,0x2A,0x7F,0x2A,0x12},
	['%'] = {0x00,0x23,0x13,0x08,0x64,0x62},
	['&'] = {0x00,0x36,0x49,0x55,0x22,0x50},
	['\''] = {0x00,0x00,0x05,0x03,0x00,0x00},
	['('] = {0x00,0x00,0x1C,0x22,0x41,0x00},
	[')'] = {0x00,0x00,0x41,0x22,0x1C,0x00},
	['*'] = {0x00,0x14,0x08,0x3E,0x08,0x14},
	['+'] = {0x00,0x08,0x08,0x3E,0x08,0x08},
	[','] = {0x00,0x00,0x50,0x30,0x00,0x00},
	['-'] = {0x00,0x08,0x08,0x08,0x08,0x08},
	['.'] = {0x00,0x00,0x60,0x60,0x00,0x00},
	['/'] = {0x00,0x20,0x10,0x08,0x04,0x02},
 
	['0'] = {0x00,0x3E,0x51,0x49,0x45,0x3E},
	['1'] = {0x00,0x00,0x42,0x7F,0x40,0x00},
	['2'] = {0x00,0x42,0x61,0x51,0x49,0x46},
	['3'] = {0x00,0x21,0x41,0x45,0x4B,0x31},
	['4'] = {0x00,0x18,0x14,0x12,0x7F,0x10},
	['5'] = {0x00,0x27,0x45,0x45,0x45,0x39},
	['6'] = {0x00,0x3C,0x4A,0x49,0x49,0x30},
	['7'] = {0x00,0x01,0x71,0x09,0x05,0x03},
	['8'] = {0x00,0x36,0x49,0x49,0x49,0x36},
	['9'] = {0x00,0x06,0x49,0x49,0x29,0x1E},
 
	[':'] = {0x00,0x36,0x36,0x00,0x00,0x00},
	[';'] = {0x00,0x56,0x36,0x00,0x00,0x00},
	['<'] = {0x00,0x08,0x14,0x22,0x41,0x00},
	['='] = {0x00,0x14,0x14,0x14,0x14,0x14},
	['>'] = {0x00,0x00,0x41,0x22,0x14,0x08},
	['?'] = {0x00,0x02,0x01,0x51,0x09,0x06},
	['@'] = {0x00,0x30,0x49,0x79,0x41,0x3E},
 
	['A'] = {0x00,0x7E,0x11,0x11,0x11,0x7E},
	['B'] = {0x00,0x7F,0x49,0x49,0x49,0x36},
	['C'] = {0x00,0x3E,0x41,0x41,0x41,0x22},
	['D'] = {0x00,0x7F,0x41,0x41,0x22,0x1C},
	['E'] = {0x00,0x7F,0x49,0x49,0x49,0x41},
	['F'] = {0x00,0x7F,0x09,0x09,0x09,0x01},
	['G'] = {0x00,0x3E,0x41,0x49,0x49,0x7A},
	['H'] = {0x00,0x7F,0x08,0x08,0x08,0x7F},
	['I'] = {0x00,0x00,0x41,0x7F,0x41,0x00},
	['J'] = {0x00,0x20,0x40,0x41,0x3F,0x01},
	['K'] = {0x00,0x7F,0x08,0x14,0x22,0x41},
	['L'] = {0x00,0x7F,0x40,0x40,0x40,0x40},
	['M'] = {0x00,0x7F,0x02,0x0C,0x02,0x7F},
	['N'] = {0x00,0x7F,0x04,0x08,0x10,0x7F},
	['O'] = {0x00,0x3E,0x41,0x41,0x41,0x3E},
	['P'] = {0x00,0x7F,0x09,0x09,0x09,0x06},
	['Q'] = {0x00,0x3E,0x41,0x51,0x21,0x5E},
	['R'] = {0x00,0x7F,0x09,0x19,0x29,0x46},
	['S'] = {0x00,0x46,0x49,0x49,0x49,0x31},
	['T'] = {0x00,0x01,0x01,0x7F,0x01,0x01},
	['U'] = {0x00,0x3F,0x40,0x40,0x40,0x3F},
	['V'] = {0x00,0x1F,0x20,0x40,0x20,0x1F},
	['W'] = {0x00,0x3F,0x40,0x30,0x40,0x3F},
	['X'] = {0x00,0x63,0x14,0x08,0x14,0x63},
	['Y'] = {0x00,0x07,0x08,0x70,0x08,0x07},
	['Z'] = {0x00,0x61,0x51,0x49,0x45,0x43},
 
	['['] = {0x00,0x00,0x7F,0x41,0x41,0x00},
	['\\'] = {0x00,0x02,0x04,0x08,0x10,0x20},
	[']'] = {0x00,0x00,0x41,0x41,0x7F,0x00},
	['^'] = {0x00,0x04,0x02,0x01,0x02,0x04},
	['_'] = {0x00,0x40,0x40,0x40,0x40,0x40},
	['`'] = {0x00,0x00,0x01,0x02,0x04,0x00},
 
	['a'] = {0x00,0x20,0x54,0x54,0x54,0x78},
	['b'] = {0x00,0x7F,0x50,0x48,0x48,0x30},
	['c'] = {0x00,0x38,0x44,0x44,0x44,0x20},
	['d'] = {0x00,0x38,0x44,0x44,0x48,0x7F},
	['e'] = {0x00,0x38,0x54,0x54,0x54,0x18},
	['f'] = {0x00,0x08,0x7E,0x09,0x01,0x02},
	['g'] = {0x00,0x0C,0x52,0x52,0x52,0x3E},
	['h'] = {0x00,0x7F,0x08,0x04,0x04,0x78},
	['i'] = {0x00,0x00,0x44,0x7D,0x40,0x00},
	['j'] = {0x00,0x20,0x40,0x44,0x3D,0x00},
	['k'] = {0x00,0x7F,0x10,0x28,0x44,0x00},
	['l'] = {0x00,0x00,0x41,0x7F,0x40,0x00},
	['m'] = {0x00,0x78,0x04,0x18,0x04,0x78},
	['n'] = {0x00,0x7C,0x08,0x04,0x04,0x78},
	['o'] = {0x00,0x38,0x44,0x44,0x44,0x38},
	['p'] = {0x00,0x7C,0x14,0x14,0x14,0x08},
	['q'] = {0x00,0x08,0x14,0x14,0x18,0x7C},
	['r'] = {0x00,0x7C,0x08,0x04,0x04,0x08},
	['s'] = {0x00,0x48,0x54,0x54,0x54,0x20},
	['t'] = {0x00,0x04,0x3F,0x44,0x40,0x20},
	['u'] = {0x00,0x3C,0x40,0x40,0x20,0x7C},
	['v'] = {0x00,0x1C,0x20,0x40,0x20,0x1C},
	['w'] = {0x00,0x3C,0x40,0x30,0x40,0x3C},
	['x'] = {0x00,0x44,0x28,0x10,0x28,0x44},
	['y'] = {0x00,0x0C,0x50,0x50,0x50,0x3C},
	['z'] = {0x00,0x44,0x64,0x54,0x4C,0x44},
 
	['{'] = {0x00,0x00,0x08,0x36,0x41,0x00},
	['|'] = {0x00,0x00,0x00,0x7F,0x00,0x00},
	['}'] = {0x00,0x00,0x41,0x36,0x08,0x00},
	['~'] = {0x00,0x0C,0x02,0x0C,0x10,0x0C},
};


#if 0
// \todo: Make use of this
static void
lcd_select(
	uint8_t x,
	uint8_t y,
	uint8_t val
)
{
	if (y < 32)
	{
		// Top half of the display
		if (x < 50)
			out(LCD_CS20, val);
		else
		if (x < 100)
			out(LCD_CS21, val);
		else
		if (x < 150)
			out(LCD_CS22, val);
		else
		if (x < 200)
			out(LCD_CS23, val);
		else
			out(LCD_CS24, val);
	} else {
		// Bottom half of the display
		if (x < 50)
			out(LCD_CS25, val);
		else
		if (x < 100)
			out(LCD_CS26, val);
		else
		if (x < 150)
			out(LCD_CS27, val);
		else
		if (x < 200)
			out(LCD_CS28, val);
		else
			out(LCD_CS29, val);
	}
}
#endif


void
font_draw(
	uint8_t col,
	uint8_t row,
	uint8_t c,
	uint8_t mod
)
{
	uint8_t x = col * 6;
	uint8_t y = row * 8;

	const char * f = font[c];
	uint8_t bits[6];

	for (uint8_t i = 0 ; i < 6 ; i++)
	{
		uint8_t x = pgm_read_byte(&f[i]);
		if (mod & FONT_UNDERLINE)
			x |= 0x80;
		if (mod & FONT_INVERSE)
			x = ~x;
		bits[i] = x;
	}

	// If x spans a 50 pixel position, then split it up
	// across the two display controllers.
	if (col == 8 || col == 33)
	{
		lcd_write(x, y, bits, 2);
		lcd_write(x+2, y, bits+2, 4);
	} else
	if (col == 16)
	{
		lcd_write(x, y, bits, 4);
		lcd_write(x+4, y, bits+4, 2);
	} else 
		lcd_write(x, y, bits, 6);
}
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