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apple2js/js/ui/keyboard2.js

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/* -*- mode: JavaScript; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* Copyright 2010 Will Scullin <scullin@scullinsteel.com>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation. No representations are made about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*/
/*jshint jquery: true, browser: true */
/*globals debug: false, toHex: false, reset: false */
/*exported KeyBoard */
// keycode: [plain, cntl, shift]
function KeyBoard(io) {
var keymap = {
// Most of these won't happen
0x00: [0x00, 0x00, 0x00], //
0x01: [0x01, 0x01, 0x01], //
0x02: [0x02, 0x02, 0x02], //
0x03: [0x03, 0x03, 0x03], //
0x04: [0x04, 0x04, 0x04], //
0x05: [0x05, 0x05, 0x05], //
0x06: [0x06, 0x06, 0x06], //
0x07: [0x07, 0x07, 0x07], //
0x08: [0x08, 0x08, 0x08], // BS
0x09: [0x09, 0x09, 0x09], // TAB
0x0A: [0x0A, 0x0A, 0x0A], //
0x0B: [0x0B, 0x0B, 0x0B], //
0x0C: [0x0C, 0x0C, 0x0C], //
0x0D: [0x0D, 0x0D, 0x0D], // CR
0x0E: [0x0E, 0x0E, 0x0E], //
0x0F: [0x0F, 0x0F, 0x0F], //
0x10: [0xff, 0xff, 0xff], // SHIFT
0x11: [0xff, 0xff, 0xff], // CTRL
0x12: [0xff, 0xff, 0xff], // OPTION
0x13: [0x13, 0x13, 0x13], //
0x14: [0x14, 0x14, 0x14], //
0x15: [0x15, 0x15, 0x15], //
0x16: [0x16, 0x16, 0x16], //
0x17: [0x17, 0x17, 0x18], //
0x18: [0x18, 0x18, 0x18], //
0x19: [0x19, 0x19, 0x19], //
0x1A: [0x1A, 0x1A, 0x1A], //
0x1B: [0x1B, 0x1B, 0x1B], // ESC
0x1C: [0x1C, 0x1C, 0x1C], //
0x1D: [0x1D, 0x1D, 0x1D], //
0x1E: [0x1E, 0x1E, 0x1E], //
0x1F: [0x1F, 0x1F, 0x1F], //
// Most of these besides space won't happen
0x20: [0x20, 0x20, 0x20], //
0x21: [0x21, 0x21, 0x21], //
0x22: [0x22, 0x22, 0x22], //
0x23: [0x23, 0x23, 0x23], //
0x24: [0x24, 0x24, 0x24], //
0x25: [0x08, 0x08, 0x08], // <- left
0x26: [0x0B, 0x0B, 0x0B], // ^ up
0x27: [0x15, 0x15, 0x15], // -> right
0x28: [0x0A, 0x0A, 0x0A], // v down
0x29: [0x29, 0x29, 0x29], // )
0x2A: [0x2A, 0x2A, 0x2A], // *
0x2B: [0x2B, 0x2B, 0x2B], // +
0x2C: [0x2C, 0x2C, 0x3C], // , - <
0x2D: [0x2D, 0x2D, 0x5F], // - - _
0x2E: [0x2E, 0x2E, 0x3E], // . - >
0x2F: [0x2F, 0x2F, 0x3F], // / - ?
0x30: [0x30, 0x30, 0x29], // 0 - )
0x31: [0x31, 0x31, 0x21], // 1 - !
0x32: [0x32, 0x00, 0x40], // 2 - @
0x33: [0x33, 0x33, 0x23], // 3 - #
0x34: [0x34, 0x34, 0x24], // 4 - $
0x35: [0x35, 0x35, 0x25], // 5 - %
0x36: [0x36, 0x36, 0x5E], // 6 - ^
0x37: [0x37, 0x37, 0x26], // 7 - &
0x38: [0x38, 0x38, 0x2A], // 8 - *
0x39: [0x39, 0x39, 0x28], // 9 - (
0x3A: [0x3A, 0x3A, 0x3A], // :
0x3B: [0x3B, 0x3B, 0x3A], // ; - :
0x3C: [0x3C, 0x3C, 0x3C], // <
0x3D: [0x3D, 0x3D, 0x2B], // = - +
0x3E: [0x3E, 0x3E, 0x3E], // >
0x3F: [0x3F, 0x3F, 0x3F], // ?
// Alpha and control
0x40: [0x40, 0x00, 0x40], // @
0x41: [0x41, 0x01, 0x41], // A
0x42: [0x42, 0x02, 0x42], // B
0x43: [0x43, 0x03, 0x43], // C - BRK
0x44: [0x44, 0x04, 0x44], // D
0x45: [0x45, 0x05, 0x45], // E
0x46: [0x46, 0x06, 0x46], // F
0x47: [0x47, 0x07, 0x47], // G - BELL
0x48: [0x48, 0x08, 0x48], // H
0x49: [0x49, 0x09, 0x49], // I - TAB
0x4A: [0x4A, 0x0A, 0x4A], // J - NL
0x4B: [0x4B, 0x0B, 0x4B], // K - VT
0x4C: [0x4C, 0x0C, 0x4C], // L
0x4D: [0x4D, 0x0D, 0x4D], // M - CR
0x4E: [0x4E, 0x0E, 0x4E], // N
0x4F: [0x4F, 0x0F, 0x4F], // O
0x50: [0x50, 0x10, 0x50], // P
0x51: [0x51, 0x11, 0x51], // Q
0x52: [0x52, 0x12, 0x52], // R
0x53: [0x53, 0x13, 0x53], // S
0x54: [0x54, 0x14, 0x54], // T
0x55: [0x55, 0x15, 0x55], // U
0x56: [0x56, 0x16, 0x56], // V
0x57: [0x57, 0x17, 0x57], // W
0x58: [0x58, 0x18, 0x58], // X
0x59: [0x59, 0x19, 0x59], // Y
0x5A: [0x5A, 0x1A, 0x5A], // Z
// 0x5B: [0x5B, 0x1B, 0x5B], // [ - ESC
// 0x5C: [0x5C, 0x1C, 0x5C], // \
// 0x5D: [0x5D, 0x1D, 0x5D], // ]
0x5E: [0x5E, 0x1E, 0x5E], // ^
0x5F: [0x5F, 0x1F, 0x5F], // _
// Stray keys
0xBA: [0x3B, 0x3B, 0x3A], // ; - :
0xBB: [0x3D, 0x3D, 0x2B], // = - +
0xBC: [0x2C, 0x2C, 0x3C], // , - <
0xBD: [0x2D, 0x2D, 0x5F], // - - _
0xBE: [0x2E, 0x2E, 0x3E], // . - >
0xBF: [0x2F, 0x2F, 0x3F], // / - ?
0xDB: [0x5B, 0x5B, 0x5B], // [
0xDC: [0x5C, 0x5C, 0x5C], // \
0xDD: [0x5D, 0x5D, 0x5D], // ]
0xDE: [0x27, 0x27, 0x22], // ' - "
0xFF: [0xFF, 0xFF, 0xFF] // No comma line
};
var keys =
[[['1','2','3','4','5','6','7','8','9','0',':','-','RESET'],
['ESC','Q','W','E','R','T','Y','U','I','O','P','REPT','RETURN'],
['CTRL','A','S','D','F','G','H','J','K','L',';','&larr;','&rarr;'],
['SHIFT','Z','X','C','V','B','N','M',',','.','/','SHIFT'],
['POWER', '&nbsp;']],
[['!','"','#','$','%','&',"'",'(',')','0','*','=','RESET'],
['ESC','Q','W','E','R','T','Y','U','I','O','@','REPT','RETURN'],
['CTRL','A','S','D','F','BELL','H','J','K','L','+','&larr;','&rarr;'],
['SHIFT','Z','X','C','V','B','^','M','<','>','?','SHIFT'],
['POWER', '&nbsp;']]];
var shifted = false;
var controlled = false;
return {
mapKeyEvent: function keyboard_mapKeyEvent(evt) {
var code = evt.keyCode;
if (code in keymap) {
return keymap[code][evt.shiftKey ? 2 : (evt.ctrlKey ? 1 : 0)];
}
debug("Unhandled key = " + toHex(code));
return 0xFF;
},
create: function keyboard_create(kb) {
var x, y, row, key, key1, key2, label, label1, label2;
kb.disableSelection();
function buildLabel(k) {
var span = $("<span>" + k + "</span>");
if (k.length > 1 && k.substr(0,1) != '&')
span.addClass("small");
return span;
}
function _mousedown() {
$(this).addClass("pressed");
}
function _mouseup() {
$(this).removeClass("pressed");
}
function _click() {
var self = this,
key = $(self).data(shifted ? "key2" : "key1");
switch (key) {
case "BELL":
key = "G";
break;
case "RETURN":
key = "\r";
break;
case "&larr;":
key = "\010";
break;
case "&rarr;":
key = "\025";
break;
case "&nbsp;":
key = " ";
break;
case "ESC":
key = "\033";
break;
default:
break;
}
if (key.length > 1) {
switch (key) {
case "SHIFT":
shifted = !shifted;
$("#keyboard .key-SHIFT").toggleClass("shifted");
break;
case "CTRL":
controlled = !controlled;
$("#keyboard .key-CTRL").toggleClass("controlled");
break;
case "RESET":
reset();
break;
case "POWER":
if (window.confirm("Power Cycle?"))
window.location.reload();
break;
default:
break;
}
} else {
if (controlled && key >= "@" && key <= "_") {
io.keyDown(key.charCodeAt(0) - 0x40);
} else {
io.keyDown(key.charCodeAt(0));
}
}
}
for (y = 0; y < 5; y++) {
row = $("<div class='row row" + y + "'/>");
kb.append(row);
for (x = 0; x < keys[0][y].length; x++) {
key1 = keys[0][y][x];
key2 = keys[1][y][x];
label = $("<div />");
label1 = buildLabel(key1);
label2 = buildLabel(key2);
key = $("<div class='key'>");
key.addClass("key-" + key1.replace(/[&;]/g,""));
if (key1.length > 1)
key.addClass("vcenter");
if (key1 != key2) {
key.addClass("key-" + key2.replace(/[&;]/g,""));
label.append(label2);
label.append("<br/>");
}
label.append(label1);
key.append(label);
key.data({"key1": key1, "key2": key2});
key.bind("mousedown", _mousedown);
key.bind("mouseup mouseout", _mouseup);
key.click(_click);
row.append(key);
}
}
}
};
}
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