/*
* Copyright notice
*
* v0.1 (c) 2010 Tim de Koning - Kingsquare Information Services. All rights reserved.
*
* Original version fc64 by Darron Schall and Claus Wahlers
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
jQuery.fn.extend({
jsc64: function(keyboardEventListener) {
//only load required classes once...
if ( typeof nl.kingsquare == 'undefined' ) {
alert('Please load jquery.jsc64classes.js before using this plugin');
}
return this.each(function() {
var jsc64Instance = {}, binFileReader;
//initialise evenlistener for this instance
if ( typeof keyboardEventListener == 'undefined' ) {
keyboardEventListener = $(document);
}
binFileReader = new BinFileReader(JSC64_BASEPATH+'assets/kernal.901227-03.bin');
jsc64Instance.romKernel = nl.kingsquare.as3.flash.utils.getByteArray(binFileReader.readString(binFileReader.getFileSize()));
binFileReader = new BinFileReader(JSC64_BASEPATH+'assets/basic.901226-01.bin');
jsc64Instance.romBasic = nl.kingsquare.as3.flash.utils.getByteArray(binFileReader.readString(binFileReader.getFileSize()));
binFileReader = new BinFileReader(JSC64_BASEPATH+'assets/characters.901225-01.bin');
jsc64Instance.romChar = nl.kingsquare.as3.flash.utils.getByteArray(binFileReader.readString(binFileReader.getFileSize()));
//initialze memorybanks and memory manager
jsc64Instance._mem = new nl.kingsquare.c64.memory.MemoryManager();
jsc64Instance._mem.setMemoryBank(nl.kingsquare.c64.memory.MemoryManager.MEMBANK_KERNAL, 0xe000, jsc64Instance.romKernel.length, jsc64Instance.romKernel);
jsc64Instance._mem.setMemoryBank(nl.kingsquare.c64.memory.MemoryManager.MEMBANK_BASIC, 0xa000, jsc64Instance.romBasic.length, jsc64Instance.romBasic);
jsc64Instance._mem.setMemoryBank(nl.kingsquare.c64.memory.MemoryManager.MEMBANK_CHARACTER, 0xd000, jsc64Instance.romChar.length, jsc64Instance.romChar);
// create cpu
jsc64Instance._cpu = new nl.kingsquare.core.cpu.CPU6502(jsc64Instance._mem);
/* $A483 is the main Basic program loop
// breakpoints are disabled for now to squeeze out most JavaScript performance, breakpoint can be enabled by setting nl.kingsquare.debug to true.
jsc64Instance._cpu.setBreakpoint(0xA483, 255);
*/
jsc64Instance._renderer = new nl.kingsquare.c64.screen.Renderer(jsc64Instance, $(this));
/*
unnessecary events are ignored for now, for extra performance
jsc64Instance._renderer.addEventListener("frameRateInfoInternal", onFrameRateInfo);*/
/*jsc64Instance._renderer.addEventListener("stopInternal", onStop);*/
// Initialize and enable keyboard
jsc64Instance._mem.cia1.keyboard.initialize(jsc64Instance._cpu, keyboardEventListener);
jsc64Instance._mem.cia1.keyboard.setEnabled(true);
// Store a reference to the instance information
$(this).data('c64', jsc64Instance);
// Start renderer
jsc64Instance._renderer.start();
});
},
jsc64Pause: function() {
var jsc64Instance = $(this).data('c64');
jsc64Instance._renderer.frameTimer.running = !jsc64Instance._renderer.frameTimer.running;
},
loadPrg: function(url) {
var binFileReader = new BinFileReader(url), ba = nl.kingsquare.as3.flash.utils.getByteArray(binFileReader.readString(binFileReader.getFileSize())),
startAddress = 0, addr = 0, jsc64Instance = $(this).data('c64');
// get start address
ba.endian = Endian.LITTLE_ENDIAN;
startAddress = ba.readShort();
// copy contents
addr = startAddress;
for(var i = 0x02; i < ba.length; i++) {
jsc64Instance._mem.write(addr++, ba[i]);
}
if(startAddress == 0x0801) {
// run command
var charsInBuffer = jsc64Instance._mem.read(0xc6);
if(charsInBuffer < jsc64Instance._mem.read(0x0289) - 4) {
var keyboardBuffer = 0x0277 + charsInBuffer + 1;
jsc64Instance._mem.write(keyboardBuffer++, 82); // R
jsc64Instance._mem.write(keyboardBuffer++, 85); // U
jsc64Instance._mem.write(keyboardBuffer++, 78); // N
jsc64Instance._mem.write(keyboardBuffer++, 13); // Return
jsc64Instance._mem.write(0xc6, charsInBuffer + 5);
}
} else {
jsc64Instance._cpu.pc = startAddress;
}
},
jsc64GetInstance: function() {
return $(this).data('c64');
}
});
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