EAOLED - Library for the OLED display, as used on the mbed…

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Simon Ford / Mbed 2 deprecated EAOLED

Library for the OLED display, as used on the mbed LPCXpresso Baseboard

Dependencies: mbed

Dependents: EAOLED_HelloWorld EA_BigBen NetClock_aitendoOLED_from_EA_and_nucho

GraphicsDisplay.cpp@0:8fe8b0fe5134, 2010-06-06 (annotated)

Committer:: simon
Date:: Sun Jun 06 19:33:24 2010 +0000
Revision:: 0:8fe8b0fe5134

Who changed what in which revision?

User	Revision	Line number	New contents of line
simon	0:8fe8b0fe5134	1	/* mbed GraphicsDisplay Display Library Base Class
simon	0:8fe8b0fe5134	2	* Copyright (c) 2007-2009 sford
simon	0:8fe8b0fe5134	3	* Released under the MIT License: http://mbed.org/license/mit
simon	0:8fe8b0fe5134	4	*/
simon	0:8fe8b0fe5134	5
simon	0:8fe8b0fe5134	6	#include "GraphicsDisplay.h"
simon	0:8fe8b0fe5134	7
simon	0:8fe8b0fe5134	8	const unsigned char FONT8x8[97][8] = {
simon	0:8fe8b0fe5134	9	0x08,0x08,0x08,0x00,0x00,0x00,0x00,0x00, // columns, rows, num_bytes_per_char
simon	0:8fe8b0fe5134	10	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, // space 0x20
simon	0:8fe8b0fe5134	11	0x30,0x78,0x78,0x30,0x30,0x00,0x30,0x00, // !
simon	0:8fe8b0fe5134	12	0x6C,0x6C,0x6C,0x00,0x00,0x00,0x00,0x00, // "
simon	0:8fe8b0fe5134	13	0x6C,0x6C,0xFE,0x6C,0xFE,0x6C,0x6C,0x00, // #
simon	0:8fe8b0fe5134	14	0x18,0x3E,0x60,0x3C,0x06,0x7C,0x18,0x00, // $
simon	0:8fe8b0fe5134	15	0x00,0x63,0x66,0x0C,0x18,0x33,0x63,0x00, // %
simon	0:8fe8b0fe5134	16	0x1C,0x36,0x1C,0x3B,0x6E,0x66,0x3B,0x00, // &
simon	0:8fe8b0fe5134	17	0x30,0x30,0x60,0x00,0x00,0x00,0x00,0x00, // '
simon	0:8fe8b0fe5134	18	0x0C,0x18,0x30,0x30,0x30,0x18,0x0C,0x00, // (
simon	0:8fe8b0fe5134	19	0x30,0x18,0x0C,0x0C,0x0C,0x18,0x30,0x00, // )
simon	0:8fe8b0fe5134	20	0x00,0x66,0x3C,0xFF,0x3C,0x66,0x00,0x00, // *
simon	0:8fe8b0fe5134	21	0x00,0x30,0x30,0xFC,0x30,0x30,0x00,0x00, // +
simon	0:8fe8b0fe5134	22	0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x30, // ,
simon	0:8fe8b0fe5134	23	0x00,0x00,0x00,0x7E,0x00,0x00,0x00,0x00, // -
simon	0:8fe8b0fe5134	24	0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x00, // .
simon	0:8fe8b0fe5134	25	0x03,0x06,0x0C,0x18,0x30,0x60,0x40,0x00, // / (forward slash)
simon	0:8fe8b0fe5134	26	0x3E,0x63,0x63,0x6B,0x63,0x63,0x3E,0x00, // 0 0x30
simon	0:8fe8b0fe5134	27	0x18,0x38,0x58,0x18,0x18,0x18,0x7E,0x00, // 1
simon	0:8fe8b0fe5134	28	0x3C,0x66,0x06,0x1C,0x30,0x66,0x7E,0x00, // 2
simon	0:8fe8b0fe5134	29	0x3C,0x66,0x06,0x1C,0x06,0x66,0x3C,0x00, // 3
simon	0:8fe8b0fe5134	30	0x0E,0x1E,0x36,0x66,0x7F,0x06,0x0F,0x00, // 4
simon	0:8fe8b0fe5134	31	0x7E,0x60,0x7C,0x06,0x06,0x66,0x3C,0x00, // 5
simon	0:8fe8b0fe5134	32	0x1C,0x30,0x60,0x7C,0x66,0x66,0x3C,0x00, // 6
simon	0:8fe8b0fe5134	33	0x7E,0x66,0x06,0x0C,0x18,0x18,0x18,0x00, // 7
simon	0:8fe8b0fe5134	34	0x3C,0x66,0x66,0x3C,0x66,0x66,0x3C,0x00, // 8
simon	0:8fe8b0fe5134	35	0x3C,0x66,0x66,0x3E,0x06,0x0C,0x38,0x00, // 9
simon	0:8fe8b0fe5134	36	0x00,0x18,0x18,0x00,0x00,0x18,0x18,0x00, // :
simon	0:8fe8b0fe5134	37	0x00,0x18,0x18,0x00,0x00,0x18,0x18,0x30, // ;
simon	0:8fe8b0fe5134	38	0x0C,0x18,0x30,0x60,0x30,0x18,0x0C,0x00, // <
simon	0:8fe8b0fe5134	39	0x00,0x00,0x7E,0x00,0x00,0x7E,0x00,0x00, // =
simon	0:8fe8b0fe5134	40	0x30,0x18,0x0C,0x06,0x0C,0x18,0x30,0x00, // >
simon	0:8fe8b0fe5134	41	0x3C,0x66,0x06,0x0C,0x18,0x00,0x18,0x00, // ?
simon	0:8fe8b0fe5134	42	0x3E,0x63,0x6F,0x69,0x6F,0x60,0x3E,0x00, // @ 0x40
simon	0:8fe8b0fe5134	43	0x18,0x3C,0x66,0x66,0x7E,0x66,0x66,0x00, // A
simon	0:8fe8b0fe5134	44	0x7E,0x33,0x33,0x3E,0x33,0x33,0x7E,0x00, // B
simon	0:8fe8b0fe5134	45	0x1E,0x33,0x60,0x60,0x60,0x33,0x1E,0x00, // C
simon	0:8fe8b0fe5134	46	0x7C,0x36,0x33,0x33,0x33,0x36,0x7C,0x00, // D
simon	0:8fe8b0fe5134	47	0x7F,0x31,0x34,0x3C,0x34,0x31,0x7F,0x00, // E
simon	0:8fe8b0fe5134	48	0x7F,0x31,0x34,0x3C,0x34,0x30,0x78,0x00, // F
simon	0:8fe8b0fe5134	49	0x1E,0x33,0x60,0x60,0x67,0x33,0x1F,0x00, // G
simon	0:8fe8b0fe5134	50	0x66,0x66,0x66,0x7E,0x66,0x66,0x66,0x00, // H
simon	0:8fe8b0fe5134	51	0x3C,0x18,0x18,0x18,0x18,0x18,0x3C,0x00, // I
simon	0:8fe8b0fe5134	52	0x0F,0x06,0x06,0x06,0x66,0x66,0x3C,0x00, // J
simon	0:8fe8b0fe5134	53	0x73,0x33,0x36,0x3C,0x36,0x33,0x73,0x00, // K
simon	0:8fe8b0fe5134	54	0x78,0x30,0x30,0x30,0x31,0x33,0x7F,0x00, // L
simon	0:8fe8b0fe5134	55	0x63,0x77,0x7F,0x7F,0x6B,0x63,0x63,0x00, // M
simon	0:8fe8b0fe5134	56	0x63,0x73,0x7B,0x6F,0x67,0x63,0x63,0x00, // N
simon	0:8fe8b0fe5134	57	0x3E,0x63,0x63,0x63,0x63,0x63,0x3E,0x00, // O
simon	0:8fe8b0fe5134	58	0x7E,0x33,0x33,0x3E,0x30,0x30,0x78,0x00, // P 0x50
simon	0:8fe8b0fe5134	59	0x3C,0x66,0x66,0x66,0x6E,0x3C,0x0E,0x00, // Q
simon	0:8fe8b0fe5134	60	0x7E,0x33,0x33,0x3E,0x36,0x33,0x73,0x00, // R
simon	0:8fe8b0fe5134	61	0x3C,0x66,0x30,0x18,0x0C,0x66,0x3C,0x00, // S
simon	0:8fe8b0fe5134	62	0x7E,0x5A,0x18,0x18,0x18,0x18,0x3C,0x00, // T
simon	0:8fe8b0fe5134	63	0x66,0x66,0x66,0x66,0x66,0x66,0x7E,0x00, // U
simon	0:8fe8b0fe5134	64	0x66,0x66,0x66,0x66,0x66,0x3C,0x18,0x00, // V
simon	0:8fe8b0fe5134	65	0x63,0x63,0x63,0x6B,0x7F,0x77,0x63,0x00, // W
simon	0:8fe8b0fe5134	66	0x63,0x63,0x36,0x1C,0x1C,0x36,0x63,0x00, // X
simon	0:8fe8b0fe5134	67	0x66,0x66,0x66,0x3C,0x18,0x18,0x3C,0x00, // Y
simon	0:8fe8b0fe5134	68	0x7F,0x63,0x46,0x0C,0x19,0x33,0x7F,0x00, // Z
simon	0:8fe8b0fe5134	69	0x3C,0x30,0x30,0x30,0x30,0x30,0x3C,0x00, // [
simon	0:8fe8b0fe5134	70	0x60,0x30,0x18,0x0C,0x06,0x03,0x01,0x00, // \ (back slash)
simon	0:8fe8b0fe5134	71	0x3C,0x0C,0x0C,0x0C,0x0C,0x0C,0x3C,0x00, // ]
simon	0:8fe8b0fe5134	72	0x08,0x1C,0x36,0x63,0x00,0x00,0x00,0x00, // ^
simon	0:8fe8b0fe5134	73	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF, // _
simon	0:8fe8b0fe5134	74	0x18,0x18,0x0C,0x00,0x00,0x00,0x00,0x00, // ` 0x60
simon	0:8fe8b0fe5134	75	0x00,0x00,0x3C,0x06,0x3E,0x66,0x3B,0x00, // a
simon	0:8fe8b0fe5134	76	0x70,0x30,0x3E,0x33,0x33,0x33,0x6E,0x00, // b
simon	0:8fe8b0fe5134	77	0x00,0x00,0x3C,0x66,0x60,0x66,0x3C,0x00, // c
simon	0:8fe8b0fe5134	78	0x0E,0x06,0x3E,0x66,0x66,0x66,0x3B,0x00, // d
simon	0:8fe8b0fe5134	79	0x00,0x00,0x3C,0x66,0x7E,0x60,0x3C,0x00, // e
simon	0:8fe8b0fe5134	80	0x1C,0x36,0x30,0x78,0x30,0x30,0x78,0x00, // f
simon	0:8fe8b0fe5134	81	0x00,0x00,0x3B,0x66,0x66,0x3E,0x06,0x7C, // g
simon	0:8fe8b0fe5134	82	0x70,0x30,0x36,0x3B,0x33,0x33,0x73,0x00, // h
simon	0:8fe8b0fe5134	83	0x18,0x00,0x38,0x18,0x18,0x18,0x3C,0x00, // i
simon	0:8fe8b0fe5134	84	0x06,0x00,0x06,0x06,0x06,0x66,0x66,0x3C, // j
simon	0:8fe8b0fe5134	85	0x70,0x30,0x33,0x36,0x3C,0x36,0x73,0x00, // k
simon	0:8fe8b0fe5134	86	0x38,0x18,0x18,0x18,0x18,0x18,0x3C,0x00, // l
simon	0:8fe8b0fe5134	87	0x00,0x00,0x66,0x7F,0x7F,0x6B,0x63,0x00, // m
simon	0:8fe8b0fe5134	88	0x00,0x00,0x7C,0x66,0x66,0x66,0x66,0x00, // n
simon	0:8fe8b0fe5134	89	0x00,0x00,0x3C,0x66,0x66,0x66,0x3C,0x00, // o
simon	0:8fe8b0fe5134	90	0x00,0x00,0x6E,0x33,0x33,0x3E,0x30,0x78, // p
simon	0:8fe8b0fe5134	91	0x00,0x00,0x3B,0x66,0x66,0x3E,0x06,0x0F, // q
simon	0:8fe8b0fe5134	92	0x00,0x00,0x6E,0x3B,0x33,0x30,0x78,0x00, // r
simon	0:8fe8b0fe5134	93	0x00,0x00,0x3E,0x60,0x3C,0x06,0x7C,0x00, // s
simon	0:8fe8b0fe5134	94	0x08,0x18,0x3E,0x18,0x18,0x1A,0x0C,0x00, // t
simon	0:8fe8b0fe5134	95	0x00,0x00,0x66,0x66,0x66,0x66,0x3B,0x00, // u
simon	0:8fe8b0fe5134	96	0x00,0x00,0x66,0x66,0x66,0x3C,0x18,0x00, // v
simon	0:8fe8b0fe5134	97	0x00,0x00,0x63,0x6B,0x7F,0x7F,0x36,0x00, // w
simon	0:8fe8b0fe5134	98	0x00,0x00,0x63,0x36,0x1C,0x36,0x63,0x00, // x
simon	0:8fe8b0fe5134	99	0x00,0x00,0x66,0x66,0x66,0x3E,0x06,0x7C, // y
simon	0:8fe8b0fe5134	100	0x00,0x00,0x7E,0x4C,0x18,0x32,0x7E,0x00, // z
simon	0:8fe8b0fe5134	101	0x0E,0x18,0x18,0x70,0x18,0x18,0x0E,0x00, // {
simon	0:8fe8b0fe5134	102	0x0C,0x0C,0x0C,0x00,0x0C,0x0C,0x0C,0x00, // \|
simon	0:8fe8b0fe5134	103	0x70,0x18,0x18,0x0E,0x18,0x18,0x70,0x00, // }
simon	0:8fe8b0fe5134	104	0x3B,0x6E,0x00,0x00,0x00,0x00,0x00,0x00, // ~
simon	0:8fe8b0fe5134	105	0x1C,0x36,0x36,0x1C,0x00,0x00,0x00,0x00}; // DEL
simon	0:8fe8b0fe5134	106
simon	0:8fe8b0fe5134	107	GraphicsDisplay::GraphicsDisplay() {
simon	0:8fe8b0fe5134	108	foreground(0x00FFFFFF);
simon	0:8fe8b0fe5134	109	background(0x00000000);
simon	0:8fe8b0fe5134	110	}
simon	0:8fe8b0fe5134	111
simon	0:8fe8b0fe5134	112	void GraphicsDisplay::character(int column, int row, int value) {
simon	0:8fe8b0fe5134	113	blitbit(column * 8, row * 8, 8, 8, (char*)&(FONT8x8[value - 0x1F][0]));
simon	0:8fe8b0fe5134	114	}
simon	0:8fe8b0fe5134	115
simon	0:8fe8b0fe5134	116	void GraphicsDisplay::window(int x, int y, int w, int h) {
simon	0:8fe8b0fe5134	117	// current pixel location
simon	0:8fe8b0fe5134	118	_x = x;
simon	0:8fe8b0fe5134	119	_y = y;
simon	0:8fe8b0fe5134	120	// window settings
simon	0:8fe8b0fe5134	121	_x1 = x;
simon	0:8fe8b0fe5134	122	_x2 = x + w - 1;
simon	0:8fe8b0fe5134	123	_y1 = y;
simon	0:8fe8b0fe5134	124	_y2 = y + h - 1;
simon	0:8fe8b0fe5134	125	}
simon	0:8fe8b0fe5134	126
simon	0:8fe8b0fe5134	127	void GraphicsDisplay::putp(int colour) {
simon	0:8fe8b0fe5134	128	// put pixel at current pixel location
simon	0:8fe8b0fe5134	129	pixel(_x, _y, colour);
simon	0:8fe8b0fe5134	130	// update pixel location based on window settings
simon	0:8fe8b0fe5134	131	_x++;
simon	0:8fe8b0fe5134	132	if(_x > _x2) {
simon	0:8fe8b0fe5134	133	_x = _x1;
simon	0:8fe8b0fe5134	134	_y++;
simon	0:8fe8b0fe5134	135	if(_y > _y2) {
simon	0:8fe8b0fe5134	136	_y = _y1;
simon	0:8fe8b0fe5134	137	}
simon	0:8fe8b0fe5134	138	}
simon	0:8fe8b0fe5134	139	}
simon	0:8fe8b0fe5134	140
simon	0:8fe8b0fe5134	141	void GraphicsDisplay::fill(int x, int y, int w, int h, int colour) {
simon	0:8fe8b0fe5134	142	window(x, y, w, h);
simon	0:8fe8b0fe5134	143	for(int i=0; i<w*h; i++) {
simon	0:8fe8b0fe5134	144	putp(colour);
simon	0:8fe8b0fe5134	145	}
simon	0:8fe8b0fe5134	146	}
simon	0:8fe8b0fe5134	147
simon	0:8fe8b0fe5134	148	void GraphicsDisplay::cls() {
simon	0:8fe8b0fe5134	149	fill(0, 0, width(), height(), _background);
simon	0:8fe8b0fe5134	150	}
simon	0:8fe8b0fe5134	151
simon	0:8fe8b0fe5134	152	void GraphicsDisplay::blit(int x, int y, int w, int h, const int *colour) {
simon	0:8fe8b0fe5134	153	window(x, y, w, h);
simon	0:8fe8b0fe5134	154	for(int i=0; i<w*h; i++) {
simon	0:8fe8b0fe5134	155	putp(colour[i]);
simon	0:8fe8b0fe5134	156	}
simon	0:8fe8b0fe5134	157	}
simon	0:8fe8b0fe5134	158
simon	0:8fe8b0fe5134	159	void GraphicsDisplay::blitbit(int x, int y, int w, int h, const char* colour) {
simon	0:8fe8b0fe5134	160	window(x, y, w, h);
simon	0:8fe8b0fe5134	161	for(int i = 0; i < w*h; i++) {
simon	0:8fe8b0fe5134	162	char byte = colour[i >> 3];
simon	0:8fe8b0fe5134	163	int offset = i & 0x7;
simon	0:8fe8b0fe5134	164	int c = ((byte << offset) & 0x80) ? _foreground : _background;
simon	0:8fe8b0fe5134	165	putp(c);
simon	0:8fe8b0fe5134	166	}
simon	0:8fe8b0fe5134	167	}
simon	0:8fe8b0fe5134	168
simon	0:8fe8b0fe5134	169	int GraphicsDisplay::columns() {
simon	0:8fe8b0fe5134	170	return width() / 8;
simon	0:8fe8b0fe5134	171	}
simon	0:8fe8b0fe5134	172
simon	0:8fe8b0fe5134	173	int GraphicsDisplay::rows() {
simon	0:8fe8b0fe5134	174	return height() / 8;
simon	0:8fe8b0fe5134	175	}

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	06 Jun 2010
Imports:	115
Forks:	0
Commits:	1
Dependents:	3
Dependencies:	1
Followers:	2

GraphicsDisplay.cpp@0:8fe8b0fe5134, 2010-06-06 (annotated)

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