mirror of
https://github.com/whscullin/apple1js.git
synced 2024-06-01 10:41:28 +00:00
342 lines
9.7 KiB
TypeScript
342 lines
9.7 KiB
TypeScript
/* Copyright 2010-2019 Will Scullin <scullin@scullinstekb.com>
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation. No representations are made about the suitability of this
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* software for any purpose. It is provided "as is" without express or
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* implied warranty.
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*/
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import CPU6502 from "js/cpu6502";
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import { debug, toHex } from "../util";
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import Apple1IO from "js/apple1io";
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import { TextPage } from "js/canvas1";
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import { byte } from "js/types";
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// keycode: [plain, cntl, shift]
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const keymap: Record<byte, readonly byte[]> = {
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// Most of these won't happen
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0x00: [0x00, 0x00, 0x00], //
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0x01: [0x01, 0x01, 0x01], //
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0x02: [0x02, 0x02, 0x02], //
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0x03: [0x03, 0x03, 0x03], //
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0x04: [0x04, 0x04, 0x04], //
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0x05: [0x05, 0x05, 0x05], //
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0x06: [0x06, 0x06, 0x06], //
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0x07: [0x07, 0x07, 0x07], //
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0x08: [0x5f, 0x5f, 0x5f], // BS
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0x09: [0x09, 0x09, 0x09], // TAB
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0x0a: [0x0a, 0x0a, 0x0a], //
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0x0b: [0x0b, 0x0b, 0x0b], //
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0x0c: [0x0c, 0x0c, 0x0c], //
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0x0d: [0x0d, 0x0d, 0x0d], // CR
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0x0e: [0x0e, 0x0e, 0x0e], //
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0x0f: [0x0f, 0x0f, 0x0f], //
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0x10: [0xff, 0xff, 0xff], // SHIFT
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0x11: [0xff, 0xff, 0xff], // CTRL
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0x12: [0xff, 0xff, 0xff], // OPTION
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0x13: [0x13, 0x13, 0x13], //
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0x14: [0x14, 0x14, 0x14], //
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0x15: [0x15, 0x15, 0x15], //
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0x16: [0x16, 0x16, 0x16], //
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0x17: [0x17, 0x17, 0x18], //
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0x18: [0x18, 0x18, 0x18], //
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0x19: [0x19, 0x19, 0x19], //
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0x1a: [0x1a, 0x1a, 0x1a], //
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0x1b: [0x1b, 0x1b, 0x1b], // ESC
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0x1c: [0x1c, 0x1c, 0x1c], //
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0x1d: [0x1d, 0x1d, 0x1d], //
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0x1e: [0x1e, 0x1e, 0x1e], //
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0x1f: [0x1f, 0x1f, 0x1f], //
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// Most of these besides space won't happen
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0x20: [0x20, 0x20, 0x20], //
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0x21: [0x21, 0x21, 0x21], //
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0x22: [0x22, 0x22, 0x22], //
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0x23: [0x23, 0x23, 0x23], //
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0x24: [0x24, 0x24, 0x24], //
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0x25: [0x5f, 0x5f, 0x5f], // <- left
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0x26: [0x0b, 0x0b, 0x0b], // ^ up
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0x27: [0x15, 0x15, 0x15], // -> right
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0x28: [0x0a, 0x0a, 0x0a], // v down
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0x29: [0x29, 0x29, 0x29], // )
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0x2a: [0x2a, 0x2a, 0x2a], // *
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0x2b: [0x2b, 0x2b, 0x2b], // +
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0x2c: [0x2c, 0x2c, 0x3c], // , - <
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0x2d: [0x2d, 0x2d, 0x5f], // - - _
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0x2e: [0x2e, 0x2e, 0x3e], // . - >
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0x2f: [0x2f, 0x2f, 0x3f], // / - ?
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0x30: [0x30, 0x30, 0x29], // 0 - )
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0x31: [0x31, 0x31, 0x21], // 1 - !
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0x32: [0x32, 0x00, 0x40], // 2 - @
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0x33: [0x33, 0x33, 0x23], // 3 - #
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0x34: [0x34, 0x34, 0x24], // 4 - $
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0x35: [0x35, 0x35, 0x25], // 5 - %
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0x36: [0x36, 0x36, 0x5e], // 6 - ^
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0x37: [0x37, 0x37, 0x26], // 7 - &
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0x38: [0x38, 0x38, 0x2a], // 8 - *
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0x39: [0x39, 0x39, 0x28], // 9 - (
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0x3a: [0x3a, 0x3a, 0x3a], // :
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0x3b: [0x3b, 0x3b, 0x3a], // ; - :
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0x3c: [0x3c, 0x3c, 0x3c], // <
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0x3d: [0x3d, 0x3d, 0x2b], // = - +
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0x3e: [0x3e, 0x3e, 0x3e], // >
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0x3f: [0x3f, 0x3f, 0x3f], // ?
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// Alpha and control
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0x40: [0x40, 0x00, 0x40], // @
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0x41: [0x41, 0x01, 0x41], // A
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0x42: [0x42, 0x02, 0x42], // B
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0x43: [0x43, 0x03, 0x43], // C - BRK
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0x44: [0x44, 0x04, 0x44], // D
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0x45: [0x45, 0x05, 0x45], // E
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0x46: [0x46, 0x06, 0x46], // F
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0x47: [0x47, 0x07, 0x47], // G - BELL
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0x48: [0x48, 0x08, 0x48], // H
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0x49: [0x49, 0x09, 0x49], // I - TAB
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0x4a: [0x4a, 0x0a, 0x4a], // J - NL
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0x4b: [0x4b, 0x0b, 0x4b], // K - VT
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0x4c: [0x4c, 0x0c, 0x4c], // L
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0x4d: [0x4d, 0x0d, 0x4d], // M - CR
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0x4e: [0x4e, 0x0e, 0x4e], // N
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0x4f: [0x4f, 0x0f, 0x4f], // O
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0x50: [0x50, 0x10, 0x50], // P
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0x51: [0x51, 0x11, 0x51], // Q
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0x52: [0x52, 0x12, 0x52], // R
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0x53: [0x53, 0x13, 0x53], // S
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0x54: [0x54, 0x14, 0x54], // T
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0x55: [0x55, 0x15, 0x55], // U
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0x56: [0x56, 0x16, 0x56], // V
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0x57: [0x57, 0x17, 0x57], // W
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0x58: [0x58, 0x18, 0x58], // X
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0x59: [0x59, 0x19, 0x59], // Y
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0x5a: [0x5a, 0x1a, 0x5a], // Z
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// 0x5B: [0x5B, 0x1B, 0x5B], // [ - ESC
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// 0x5C: [0x5C, 0x1C, 0x5C], // \
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// 0x5D: [0x5D, 0x1D, 0x5D], // ]
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0x5e: [0x5e, 0x1e, 0x5e], // ^
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0x5f: [0x5f, 0x1f, 0x5f], // _
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// Stray keys
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0xba: [0x3b, 0x3b, 0x3a], // ; - :
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0xbb: [0x3d, 0x3d, 0x2b], // = - +
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0xbc: [0x2c, 0x2c, 0x3c], // , - <
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0xbd: [0x2d, 0x2d, 0x5f], // - - _
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0xbe: [0x2e, 0x2e, 0x3e], // . - >
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0xbf: [0x2f, 0x2f, 0x3f], // / - ?
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0xdb: [0x5b, 0x5b, 0x5b], // [
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0xdc: [0x5c, 0x5c, 0x5c], // \
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0xdd: [0x5d, 0x5d, 0x5d], // ]
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0xde: [0x27, 0x27, 0x22], // ' - "
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0xff: [0xff, 0xff, 0xff], // No comma line
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} as const;
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const keys = [
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[
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["1", "2", "3", "4", "5", "6", "7", "8", "9", "0", ":", "-", "RESET"],
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["ESC", "Q", "W", "E", "R", "T", "Y", "U", "I", "O", "P", "FEED", "RETURN"],
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["CTRL", "A", "S", "D", "F", "G", "H", "J", "K", "L", ";", "OUT", "CLS"],
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["SHIFT", "Z", "X", "C", "V", "B", "N", "M", ",", ".", "/", "SHIFT"],
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[" "],
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],
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[
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["!", '"', "#", "$", "%", "&", "'", "(", ")", "0", "*", "=", "RESET"],
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["ESC", "Q", "W", "E", "R", "T", "Y", "U", "I", "O", "@", "LINE", "RETURN"],
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["CTRL", "A", "S", "D", "F", "BELL", "H", "J", "K", "L", "+", "RUB", "CLS"],
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["SHIFT", "Z", "X", "C", "V", "B", "^", "M", "<", ">", "?", "SHIFT"],
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[" "],
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],
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] as const;
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export function mapKeyEvent(evt: KeyboardEvent) {
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var code = evt.keyCode;
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if (code in keymap) {
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return keymap[code][evt.shiftKey ? 2 : evt.ctrlKey ? 1 : 0];
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}
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debug("Unhandled key = " + toHex(code));
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return 0xff;
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}
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export class KeyBoard {
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shifted = false;
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controlled = false;
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kb: HTMLDivElement;
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constructor(
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id: string,
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private cpu: CPU6502,
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private io: Apple1IO,
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private text: TextPage
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) {
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this.kb = document.querySelector<HTMLDivElement>(id)!;
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}
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shiftKey(down: boolean) {
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this.shifted = down;
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this.kb.querySelectorAll(".key-SHIFT").forEach(function (el) {
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if (down) {
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el.classList.add("active");
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} else {
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el.classList.remove("active");
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}
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});
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}
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controlKey(down: boolean) {
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this.controlled = down;
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this.kb.querySelectorAll(".key-CTRL").forEach(function (el) {
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if (down) {
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el.classList.add("active");
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} else {
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el.classList.remove("active");
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}
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});
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}
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create() {
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var x, y, row, key, key1, key2, label, label1, label2;
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function buildLabel(k: string) {
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var span = document.createElement("span");
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span.innerHTML = k;
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if (k.length > 1 && !k.startsWith("&")) {
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span.classList.add("small");
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}
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return span;
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}
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const _mouseup = (
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event: MouseEvent & {
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currentTarget: HTMLElement;
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}
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) => {
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event.currentTarget.classList.remove("pressed");
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};
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const _mousedown = (
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event: MouseEvent & {
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currentTarget: HTMLElement;
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}
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) => {
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event.currentTarget.classList.add("pressed");
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var key = event.currentTarget.dataset[this.shifted ? "key2" : "key1"];
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if (!key) {
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return;
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}
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switch (key) {
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case "BELL":
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key = "G";
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break;
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case "RETURN":
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key = "\r";
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break;
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case "LINE":
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case "FEED":
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key = "\n";
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break;
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case "RUB":
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case "OUT":
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key = "_"; // 0x5f
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break;
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case " ":
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key = " ";
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break;
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case "ESC":
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key = "\0x1b";
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break;
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default:
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break;
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}
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if (key.length > 1) {
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switch (key) {
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case "SHIFT":
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this.shifted = !this.shifted;
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this.kb
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.querySelectorAll(".key-SHIFT")
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.forEach(function (el: HTMLElement) {
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el.classList.toggle("active");
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});
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break;
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case "CTRL":
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this.controlled = !this.controlled;
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this.kb.querySelectorAll(".key-CTRL").forEach(function (el) {
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el.classList.toggle("active");
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});
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break;
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case "RESET":
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this.cpu.reset();
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break;
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case "CLS":
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this.text.clear();
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break;
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default:
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break;
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}
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} else {
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if (this.controlled && key >= "@" && key <= "_") {
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this.io.keyDown(key.charCodeAt(0) - 0x40);
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} else {
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this.io.keyDown(key.charCodeAt(0));
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}
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}
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};
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for (y = 0; y < 5; y++) {
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row = document.createElement("div");
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row.classList.add("row", "row" + y);
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this.kb.append(row);
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for (x = 0; x < keys[0][y].length; x++) {
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key1 = keys[0][y][x];
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key2 = keys[1][y][x];
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label = document.createElement("div");
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label1 = buildLabel(key1);
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label2 = buildLabel(key2);
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key = document.createElement("div");
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key.classList.add("key", "key-" + key1.replace(/[&;]/g, ""));
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if (key1.length > 1) {
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if (key1 != key2) {
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key.classList.add("vcenter2");
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} else {
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key.classList.add("vcenter");
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}
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}
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if (key1 != key2) {
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key.classList.add("key-" + key2.replace(/[&;]/g, ""));
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label.append(label2);
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label.append(document.createElement("br"));
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}
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label.append(label1);
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key.append(label);
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key.dataset["key1"] = key1;
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key.dataset["key2"] = key2;
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if (window.ontouchstart === undefined) {
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key.addEventListener("mousedown", _mousedown);
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key.addEventListener("mouseup", _mouseup);
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key.addEventListener("mouseout", _mouseup);
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} else {
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key.addEventListener("touchstart", _mousedown);
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key.addEventListener("touchend", _mouseup);
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key.addEventListener("touchleave", _mouseup);
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}
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row.append(key);
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}
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}
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}
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}
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