Simon Ford / Mbed 2 deprecated EAOLEDExample

A test example using the OLED display on the Embedded Artists Xpresso baseboard

Dependencies:   mbed

GraphicsDisplay.cpp@0:f42b25503fd1, 2010-02-28 (annotated)

Committer:
simon
Date:
Sun Feb 28 16:04:59 2010 +0000
Revision:
0:f42b25503fd1

        

        
Who changed what in which revision?

        

            
                
UserRevisionLine numberNew contents of line

            
            


simon

0:f42b25503fd1


     1

/* mbed GraphicsDisplay Display Library Base Class





simon

0:f42b25503fd1


     2

 * Copyright (c) 2007-2009 sford





simon

0:f42b25503fd1


     3

 * Released under the MIT License: http://mbed.org/license/mit





simon

0:f42b25503fd1


     4

 */





simon

0:f42b25503fd1


     5

 





simon

0:f42b25503fd1


     6

#include "GraphicsDisplay.h"





simon

0:f42b25503fd1


     7







simon

0:f42b25503fd1


     8

const unsigned char FONT8x8[97][8] = {





simon

0:f42b25503fd1


     9

0x08,0x08,0x08,0x00,0x00,0x00,0x00,0x00, // columns, rows, num_bytes_per_char





simon

0:f42b25503fd1


    10

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, // space 0x20





simon

0:f42b25503fd1


    11

0x30,0x78,0x78,0x30,0x30,0x00,0x30,0x00, // !





simon

0:f42b25503fd1


    12

0x6C,0x6C,0x6C,0x00,0x00,0x00,0x00,0x00, // "





simon

0:f42b25503fd1


    13

0x6C,0x6C,0xFE,0x6C,0xFE,0x6C,0x6C,0x00, // #





simon

0:f42b25503fd1


    14

0x18,0x3E,0x60,0x3C,0x06,0x7C,0x18,0x00, // $





simon

0:f42b25503fd1


    15

0x00,0x63,0x66,0x0C,0x18,0x33,0x63,0x00, // %





simon

0:f42b25503fd1


    16

0x1C,0x36,0x1C,0x3B,0x6E,0x66,0x3B,0x00, // &





simon

0:f42b25503fd1


    17

0x30,0x30,0x60,0x00,0x00,0x00,0x00,0x00, // '





simon

0:f42b25503fd1


    18

0x0C,0x18,0x30,0x30,0x30,0x18,0x0C,0x00, // (





simon

0:f42b25503fd1


    19

0x30,0x18,0x0C,0x0C,0x0C,0x18,0x30,0x00, // )





simon

0:f42b25503fd1


    20

0x00,0x66,0x3C,0xFF,0x3C,0x66,0x00,0x00, // *





simon

0:f42b25503fd1


    21

0x00,0x30,0x30,0xFC,0x30,0x30,0x00,0x00, // +





simon

0:f42b25503fd1


    22

0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x30, // ,





simon

0:f42b25503fd1


    23

0x00,0x00,0x00,0x7E,0x00,0x00,0x00,0x00, // -





simon

0:f42b25503fd1


    24

0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x00, // .





simon

0:f42b25503fd1


    25

0x03,0x06,0x0C,0x18,0x30,0x60,0x40,0x00, // / (forward slash)





simon

0:f42b25503fd1


    26

0x3E,0x63,0x63,0x6B,0x63,0x63,0x3E,0x00, // 0 0x30





simon

0:f42b25503fd1


    27

0x18,0x38,0x58,0x18,0x18,0x18,0x7E,0x00, // 1





simon

0:f42b25503fd1


    28

0x3C,0x66,0x06,0x1C,0x30,0x66,0x7E,0x00, // 2





simon

0:f42b25503fd1


    29

0x3C,0x66,0x06,0x1C,0x06,0x66,0x3C,0x00, // 3





simon

0:f42b25503fd1


    30

0x0E,0x1E,0x36,0x66,0x7F,0x06,0x0F,0x00, // 4





simon

0:f42b25503fd1


    31

0x7E,0x60,0x7C,0x06,0x06,0x66,0x3C,0x00, // 5





simon

0:f42b25503fd1


    32

0x1C,0x30,0x60,0x7C,0x66,0x66,0x3C,0x00, // 6





simon

0:f42b25503fd1


    33

0x7E,0x66,0x06,0x0C,0x18,0x18,0x18,0x00, // 7





simon

0:f42b25503fd1


    34

0x3C,0x66,0x66,0x3C,0x66,0x66,0x3C,0x00, // 8





simon

0:f42b25503fd1


    35

0x3C,0x66,0x66,0x3E,0x06,0x0C,0x38,0x00, // 9





simon

0:f42b25503fd1


    36

0x00,0x18,0x18,0x00,0x00,0x18,0x18,0x00, // :





simon

0:f42b25503fd1


    37

0x00,0x18,0x18,0x00,0x00,0x18,0x18,0x30, // ;





simon

0:f42b25503fd1


    38

0x0C,0x18,0x30,0x60,0x30,0x18,0x0C,0x00, // <





simon

0:f42b25503fd1


    39

0x00,0x00,0x7E,0x00,0x00,0x7E,0x00,0x00, // =





simon

0:f42b25503fd1


    40

0x30,0x18,0x0C,0x06,0x0C,0x18,0x30,0x00, // >





simon

0:f42b25503fd1


    41

0x3C,0x66,0x06,0x0C,0x18,0x00,0x18,0x00, // ?





simon

0:f42b25503fd1


    42

0x3E,0x63,0x6F,0x69,0x6F,0x60,0x3E,0x00, // @ 0x40





simon

0:f42b25503fd1


    43

0x18,0x3C,0x66,0x66,0x7E,0x66,0x66,0x00, // A





simon

0:f42b25503fd1


    44

0x7E,0x33,0x33,0x3E,0x33,0x33,0x7E,0x00, // B





simon

0:f42b25503fd1


    45

0x1E,0x33,0x60,0x60,0x60,0x33,0x1E,0x00, // C





simon

0:f42b25503fd1


    46

0x7C,0x36,0x33,0x33,0x33,0x36,0x7C,0x00, // D





simon

0:f42b25503fd1


    47

0x7F,0x31,0x34,0x3C,0x34,0x31,0x7F,0x00, // E





simon

0:f42b25503fd1


    48

0x7F,0x31,0x34,0x3C,0x34,0x30,0x78,0x00, // F





simon

0:f42b25503fd1


    49

0x1E,0x33,0x60,0x60,0x67,0x33,0x1F,0x00, // G





simon

0:f42b25503fd1


    50

0x66,0x66,0x66,0x7E,0x66,0x66,0x66,0x00, // H





simon

0:f42b25503fd1


    51

0x3C,0x18,0x18,0x18,0x18,0x18,0x3C,0x00, // I





simon

0:f42b25503fd1


    52

0x0F,0x06,0x06,0x06,0x66,0x66,0x3C,0x00, // J





simon

0:f42b25503fd1


    53

0x73,0x33,0x36,0x3C,0x36,0x33,0x73,0x00, // K





simon

0:f42b25503fd1


    54

0x78,0x30,0x30,0x30,0x31,0x33,0x7F,0x00, // L





simon

0:f42b25503fd1


    55

0x63,0x77,0x7F,0x7F,0x6B,0x63,0x63,0x00, // M





simon

0:f42b25503fd1


    56

0x63,0x73,0x7B,0x6F,0x67,0x63,0x63,0x00, // N





simon

0:f42b25503fd1


    57

0x3E,0x63,0x63,0x63,0x63,0x63,0x3E,0x00, // O





simon

0:f42b25503fd1


    58

0x7E,0x33,0x33,0x3E,0x30,0x30,0x78,0x00, // P 0x50





simon

0:f42b25503fd1


    59

0x3C,0x66,0x66,0x66,0x6E,0x3C,0x0E,0x00, // Q





simon

0:f42b25503fd1


    60

0x7E,0x33,0x33,0x3E,0x36,0x33,0x73,0x00, // R





simon

0:f42b25503fd1


    61

0x3C,0x66,0x30,0x18,0x0C,0x66,0x3C,0x00, // S





simon

0:f42b25503fd1


    62

0x7E,0x5A,0x18,0x18,0x18,0x18,0x3C,0x00, // T





simon

0:f42b25503fd1


    63

0x66,0x66,0x66,0x66,0x66,0x66,0x7E,0x00, // U





simon

0:f42b25503fd1


    64

0x66,0x66,0x66,0x66,0x66,0x3C,0x18,0x00, // V





simon

0:f42b25503fd1


    65

0x63,0x63,0x63,0x6B,0x7F,0x77,0x63,0x00, // W





simon

0:f42b25503fd1


    66

0x63,0x63,0x36,0x1C,0x1C,0x36,0x63,0x00, // X





simon

0:f42b25503fd1


    67

0x66,0x66,0x66,0x3C,0x18,0x18,0x3C,0x00, // Y





simon

0:f42b25503fd1


    68

0x7F,0x63,0x46,0x0C,0x19,0x33,0x7F,0x00, // Z





simon

0:f42b25503fd1


    69

0x3C,0x30,0x30,0x30,0x30,0x30,0x3C,0x00, // [





simon

0:f42b25503fd1


    70

0x60,0x30,0x18,0x0C,0x06,0x03,0x01,0x00, // \ (back slash)





simon

0:f42b25503fd1


    71

0x3C,0x0C,0x0C,0x0C,0x0C,0x0C,0x3C,0x00, // ]





simon

0:f42b25503fd1


    72

0x08,0x1C,0x36,0x63,0x00,0x00,0x00,0x00, // ^





simon

0:f42b25503fd1


    73

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF, // _





simon

0:f42b25503fd1


    74

0x18,0x18,0x0C,0x00,0x00,0x00,0x00,0x00, // ` 0x60





simon

0:f42b25503fd1


    75

0x00,0x00,0x3C,0x06,0x3E,0x66,0x3B,0x00, // a





simon

0:f42b25503fd1


    76

0x70,0x30,0x3E,0x33,0x33,0x33,0x6E,0x00, // b





simon

0:f42b25503fd1


    77

0x00,0x00,0x3C,0x66,0x60,0x66,0x3C,0x00, // c





simon

0:f42b25503fd1


    78

0x0E,0x06,0x3E,0x66,0x66,0x66,0x3B,0x00, // d





simon

0:f42b25503fd1


    79

0x00,0x00,0x3C,0x66,0x7E,0x60,0x3C,0x00, // e





simon

0:f42b25503fd1


    80

0x1C,0x36,0x30,0x78,0x30,0x30,0x78,0x00, // f





simon

0:f42b25503fd1


    81

0x00,0x00,0x3B,0x66,0x66,0x3E,0x06,0x7C, // g





simon

0:f42b25503fd1


    82

0x70,0x30,0x36,0x3B,0x33,0x33,0x73,0x00, // h





simon

0:f42b25503fd1


    83

0x18,0x00,0x38,0x18,0x18,0x18,0x3C,0x00, // i





simon

0:f42b25503fd1


    84

0x06,0x00,0x06,0x06,0x06,0x66,0x66,0x3C, // j





simon

0:f42b25503fd1


    85

0x70,0x30,0x33,0x36,0x3C,0x36,0x73,0x00, // k





simon

0:f42b25503fd1


    86

0x38,0x18,0x18,0x18,0x18,0x18,0x3C,0x00, // l





simon

0:f42b25503fd1


    87

0x00,0x00,0x66,0x7F,0x7F,0x6B,0x63,0x00, // m





simon

0:f42b25503fd1


    88

0x00,0x00,0x7C,0x66,0x66,0x66,0x66,0x00, // n





simon

0:f42b25503fd1


    89

0x00,0x00,0x3C,0x66,0x66,0x66,0x3C,0x00, // o





simon

0:f42b25503fd1


    90

0x00,0x00,0x6E,0x33,0x33,0x3E,0x30,0x78, // p





simon

0:f42b25503fd1


    91

0x00,0x00,0x3B,0x66,0x66,0x3E,0x06,0x0F, // q





simon

0:f42b25503fd1


    92

0x00,0x00,0x6E,0x3B,0x33,0x30,0x78,0x00, // r





simon

0:f42b25503fd1


    93

0x00,0x00,0x3E,0x60,0x3C,0x06,0x7C,0x00, // s





simon

0:f42b25503fd1


    94

0x08,0x18,0x3E,0x18,0x18,0x1A,0x0C,0x00, // t





simon

0:f42b25503fd1


    95

0x00,0x00,0x66,0x66,0x66,0x66,0x3B,0x00, // u





simon

0:f42b25503fd1


    96

0x00,0x00,0x66,0x66,0x66,0x3C,0x18,0x00, // v





simon

0:f42b25503fd1


    97

0x00,0x00,0x63,0x6B,0x7F,0x7F,0x36,0x00, // w





simon

0:f42b25503fd1


    98

0x00,0x00,0x63,0x36,0x1C,0x36,0x63,0x00, // x





simon

0:f42b25503fd1


    99

0x00,0x00,0x66,0x66,0x66,0x3E,0x06,0x7C, // y





simon

0:f42b25503fd1


   100

0x00,0x00,0x7E,0x4C,0x18,0x32,0x7E,0x00, // z





simon

0:f42b25503fd1


   101

0x0E,0x18,0x18,0x70,0x18,0x18,0x0E,0x00, // {





simon

0:f42b25503fd1


   102

0x0C,0x0C,0x0C,0x00,0x0C,0x0C,0x0C,0x00, // |





simon

0:f42b25503fd1


   103

0x70,0x18,0x18,0x0E,0x18,0x18,0x70,0x00, // }





simon

0:f42b25503fd1


   104

0x3B,0x6E,0x00,0x00,0x00,0x00,0x00,0x00, // ~





simon

0:f42b25503fd1


   105

0x1C,0x36,0x36,0x1C,0x00,0x00,0x00,0x00}; // DEL





simon

0:f42b25503fd1


   106

	





simon

0:f42b25503fd1


   107

GraphicsDisplay::GraphicsDisplay() {





simon

0:f42b25503fd1


   108

	foreground(0x00FFFFFF);





simon

0:f42b25503fd1


   109

	background(0x00000000);





simon

0:f42b25503fd1


   110

}





simon

0:f42b25503fd1


   111

	





simon

0:f42b25503fd1


   112

void GraphicsDisplay::character(int column, int row, int value) { 





simon

0:f42b25503fd1


   113

	blitbit(column * 8, row * 8, 8, 8, (char*)&(FONT8x8[value - 0x1F][0]));





simon

0:f42b25503fd1


   114

}





simon

0:f42b25503fd1


   115







simon

0:f42b25503fd1


   116

void GraphicsDisplay::window(int x, int y, int w, int h) {





simon

0:f42b25503fd1


   117

    // current pixel location





simon

0:f42b25503fd1


   118

    _x = x;





simon

0:f42b25503fd1


   119

    _y = y;





simon

0:f42b25503fd1


   120

    // window settings





simon

0:f42b25503fd1


   121

    _x1 = x;





simon

0:f42b25503fd1


   122

    _x2 = x + w - 1;





simon

0:f42b25503fd1


   123

    _y1 = y;





simon

0:f42b25503fd1


   124

    _y2 = y + h - 1;





simon

0:f42b25503fd1


   125

}





simon

0:f42b25503fd1


   126

    





simon

0:f42b25503fd1


   127

void GraphicsDisplay::putp(int colour) {





simon

0:f42b25503fd1


   128

    // put pixel at current pixel location





simon

0:f42b25503fd1


   129

    pixel(_x, _y, colour);





simon

0:f42b25503fd1


   130

    // update pixel location based on window settings





simon

0:f42b25503fd1


   131

    _x++;





simon

0:f42b25503fd1


   132

    if(_x > _x2) {





simon

0:f42b25503fd1


   133

        _x = _x1;





simon

0:f42b25503fd1


   134

        _y++;





simon

0:f42b25503fd1


   135

        if(_y > _y2) {





simon

0:f42b25503fd1


   136

            _y = _y1;





simon

0:f42b25503fd1


   137

        }





simon

0:f42b25503fd1


   138

    }





simon

0:f42b25503fd1


   139

}





simon

0:f42b25503fd1


   140







simon

0:f42b25503fd1


   141

void GraphicsDisplay::fill(int x, int y, int w, int h, int colour) { 





simon

0:f42b25503fd1


   142

    window(x, y, w, h);





simon

0:f42b25503fd1


   143

    for(int i=0; i<w*h; i++) {





simon

0:f42b25503fd1


   144

        putp(colour);





simon

0:f42b25503fd1


   145

    }





simon

0:f42b25503fd1


   146

}





simon

0:f42b25503fd1


   147

    





simon

0:f42b25503fd1


   148

void GraphicsDisplay::cls() {





simon

0:f42b25503fd1


   149

    fill(0, 0, width(), height(), _background);





simon

0:f42b25503fd1


   150

}





simon

0:f42b25503fd1


   151

    





simon

0:f42b25503fd1


   152

void GraphicsDisplay::blit(int x, int y, int w, int h, const int *colour) { 





simon

0:f42b25503fd1


   153

    window(x, y, w, h);





simon

0:f42b25503fd1


   154

    for(int i=0; i<w*h; i++) {





simon

0:f42b25503fd1


   155

        putp(colour[i]);





simon

0:f42b25503fd1


   156

    }





simon

0:f42b25503fd1


   157

}





simon

0:f42b25503fd1


   158

    





simon

0:f42b25503fd1


   159

void GraphicsDisplay::blitbit(int x, int y, int w, int h, const char* colour) {





simon

0:f42b25503fd1


   160

    window(x, y, w, h);





simon

0:f42b25503fd1


   161

    for(int i = 0; i < w*h; i++) {





simon

0:f42b25503fd1


   162

        char byte = colour[i >> 3];





simon

0:f42b25503fd1


   163

        int offset = i & 0x7;





simon

0:f42b25503fd1


   164

        int c = ((byte << offset) & 0x80) ? _foreground : _background;





simon

0:f42b25503fd1


   165

        putp(c);





simon

0:f42b25503fd1


   166

    }





simon

0:f42b25503fd1


   167

}





simon

0:f42b25503fd1


   168

    





simon

0:f42b25503fd1


   169

int GraphicsDisplay::columns() { 





simon

0:f42b25503fd1


   170

    return width() / 8; 





simon

0:f42b25503fd1


   171

}





simon

0:f42b25503fd1


   172







simon

0:f42b25503fd1


   173

int GraphicsDisplay::rows() { 





simon

0:f42b25503fd1


   174

	return height() / 8; 





simon

0:f42b25503fd1


   175

}