62 lines
2 KiB
JavaScript
62 lines
2 KiB
JavaScript
/*
|
|
* 6502 Based Virtual Computer
|
|
* Copyright © 2011 Scott C. Duensing <scott@jaegertech.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
|
|
// Pretend we're a singleton.
|
|
var util = new utils();
|
|
|
|
|
|
function utils() {
|
|
|
|
GLOBAL_DATA = {};
|
|
|
|
// --- Public methods.
|
|
|
|
this.hexToRgb = function(hex) {
|
|
// Expand shorthand form (e.g. "03F") to full form (e.g. "0033FF")
|
|
var shorthandRegex = /^#?([a-f\d])([a-f\d])([a-f\d])$/i;
|
|
hex = hex.replace(shorthandRegex, function(m, r, g, b) {
|
|
return r + r + g + g + b + b;
|
|
});
|
|
var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
|
|
return result ? {
|
|
r: parseInt(result[1], 16),
|
|
g: parseInt(result[2], 16),
|
|
b: parseInt(result[3], 16)
|
|
} : null;
|
|
// alert( hexToRgb("#0033ff").g ); // "51";
|
|
};
|
|
|
|
this.loadPasteBox = function(controlId) {
|
|
var t = document.getElementById(controlId).value;
|
|
GLOBAL_DATA.pasteData = t;
|
|
GLOBAL_DATA.pastePos = 0;
|
|
GLOBAL_DATA.pasteTimer = window.setInterval(function() {
|
|
if (computer.memory.readByte(MM_KEYBOARD_CHARACTER) === 0) {
|
|
var char = GLOBAL_DATA.pasteData.charCodeAt(GLOBAL_DATA.pastePos++);
|
|
if (char == 10) char = 13;
|
|
computer.memory.writeByte(MM_KEYBOARD_CHARACTER, char);
|
|
}
|
|
if (GLOBAL_DATA.pastePos == GLOBAL_DATA.pasteData.length) {
|
|
window.clearInterval(GLOBAL_DATA.pasteTimer);
|
|
}
|
|
}, 3);
|
|
};
|
|
|
|
}
|