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CLK/Machines/Electron/Typer.cpp
2017-03-26 14:34:47 -04:00

98 lines
3.8 KiB
C++

//
// Typer.cpp
// Clock Signal
//
// Created by Thomas Harte on 05/11/2016.
// Copyright © 2016 Thomas Harte. All rights reserved.
//
#include "Electron.hpp"
int Electron::Machine::get_typer_delay() {
return get_is_resetting() ? 625*25*128 : 0; // wait one second if resetting
}
int Electron::Machine::get_typer_frequency() {
return 625*128*2; // accept a new character every two frames
}
uint16_t *Electron::Machine::sequence_for_character(Utility::Typer *typer, char character) {
#define KEYS(...) {__VA_ARGS__, TerminateSequence}
#define SHIFT(...) {KeyShift, __VA_ARGS__, TerminateSequence}
#define CTRL(...) {KeyControl, __VA_ARGS__, TerminateSequence}
#define X {NotMapped}
static Key key_sequences[][3] = {
/* NUL */ X, /* SOH */ X,
/* STX */ X, /* ETX */ X,
/* EOT */ X, /* ENQ */ X,
/* ACK */ X, /* BEL */ X,
/* BS */ KEYS(KeyDelete), /* HT */ X,
/* LF */ KEYS(KeyReturn), /* VT */ X,
/* FF */ X, /* CR */ X,
/* SO */ X, /* SI */ X,
/* DLE */ X, /* DC1 */ X,
/* DC2 */ X, /* DC3 */ X,
/* DC4 */ X, /* NAK */ X,
/* SYN */ X, /* ETB */ X,
/* CAN */ X, /* EM */ X,
/* SUB */ X, /* ESC */ X,
/* FS */ X, /* GS */ X,
/* RS */ X, /* US */ X,
/* space */ KEYS(KeySpace), /* ! */ SHIFT(Key1),
/* " */ SHIFT(Key2), /* # */ SHIFT(Key3),
/* $ */ SHIFT(Key4), /* % */ SHIFT(Key5),
/* & */ SHIFT(Key6), /* ' */ SHIFT(Key7),
/* ( */ SHIFT(Key8), /* ) */ SHIFT(Key9),
/* * */ SHIFT(KeyColon), /* + */ SHIFT(KeySemiColon),
/* , */ KEYS(KeyComma), /* - */ KEYS(KeyMinus),
/* . */ KEYS(KeyFullStop), /* / */ KEYS(KeySlash),
/* 0 */ KEYS(Key0), /* 1 */ KEYS(Key1),
/* 2 */ KEYS(Key2), /* 3 */ KEYS(Key3),
/* 4 */ KEYS(Key4), /* 5 */ KEYS(Key5),
/* 6 */ KEYS(Key6), /* 7 */ KEYS(Key7),
/* 8 */ KEYS(Key8), /* 9 */ KEYS(Key9),
/* : */ KEYS(KeyColon), /* ; */ KEYS(KeySemiColon),
/* < */ SHIFT(KeyComma), /* = */ SHIFT(KeyMinus),
/* > */ SHIFT(KeyFullStop), /* ? */ SHIFT(KeySlash),
/* @ */ SHIFT(Key0), /* A */ KEYS(KeyA),
/* B */ KEYS(KeyB), /* C */ KEYS(KeyC),
/* D */ KEYS(KeyD), /* E */ KEYS(KeyE),
/* F */ KEYS(KeyF), /* G */ KEYS(KeyG),
/* H */ KEYS(KeyH), /* I */ KEYS(KeyI),
/* J */ KEYS(KeyJ), /* K */ KEYS(KeyK),
/* L */ KEYS(KeyL), /* M */ KEYS(KeyM),
/* N */ KEYS(KeyN), /* O */ KEYS(KeyO),
/* P */ KEYS(KeyP), /* Q */ KEYS(KeyQ),
/* R */ KEYS(KeyR), /* S */ KEYS(KeyS),
/* T */ KEYS(KeyT), /* U */ KEYS(KeyU),
/* V */ KEYS(KeyV), /* W */ KEYS(KeyW),
/* X */ KEYS(KeyX), /* Y */ KEYS(KeyY),
/* Z */ KEYS(KeyZ), /* [ */ SHIFT(KeyCopy),
/* \ */ CTRL(KeyRight), /* ] */ CTRL(KeyCopy),
/* ^ */ SHIFT(KeyLeft), /* _ */ SHIFT(KeyDown),
/* ` */ X, /* a */ SHIFT(KeyA),
/* b */ SHIFT(KeyB), /* c */ SHIFT(KeyC),
/* d */ SHIFT(KeyD), /* e */ SHIFT(KeyE),
/* f */ SHIFT(KeyF), /* g */ SHIFT(KeyG),
/* h */ SHIFT(KeyH), /* i */ SHIFT(KeyI),
/* j */ SHIFT(KeyJ), /* k */ SHIFT(KeyK),
/* l */ SHIFT(KeyL), /* m */ SHIFT(KeyM),
/* n */ SHIFT(KeyN), /* o */ SHIFT(KeyO),
/* p */ SHIFT(KeyP), /* q */ SHIFT(KeyQ),
/* r */ SHIFT(KeyR), /* s */ SHIFT(KeyS),
/* t */ SHIFT(KeyT), /* u */ SHIFT(KeyU),
/* v */ SHIFT(KeyV), /* w */ SHIFT(KeyW),
/* x */ SHIFT(KeyX), /* y */ SHIFT(KeyY),
/* z */ SHIFT(KeyZ), /* { */ CTRL(KeyUp),
/* | */ SHIFT(KeyRight), /* } */ CTRL(KeyDown),
/* ~ */ CTRL(KeyLeft)
};
#undef KEYS
#undef SHIFT
#undef X
if(character > sizeof(key_sequences) / sizeof(*key_sequences)) return nullptr;
if(key_sequences[character][0] == NotMapped) return nullptr;
return (uint16_t *)key_sequences[character];
}