149 lines
3.6 KiB
C++
149 lines
3.6 KiB
C++
/**
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* Furnace Tracker - multi-system chiptune tracker
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* Copyright (C) 2021-2023 tildearrow and contributors
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "cli.h"
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#include "../ta-log.h"
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bool cliQuit=false;
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#ifndef _WIN32
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static void handleTerm(int) {
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cliQuit=true;
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}
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#endif
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void FurnaceCLI::bindEngine(DivEngine* eng) {
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e=eng;
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}
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bool FurnaceCLI::loop() {
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bool escape=false;
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bool escapeSecondStage=false;
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while (!cliQuit) {
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#ifdef _WIN32
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int c;
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c=fgetc(stdin);
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if (c==EOF) break;
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#else
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unsigned char c;
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if (read(STDIN_FILENO,&c,1)<=0) continue;
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#endif
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if (escape) {
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if (escapeSecondStage) {
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switch (c) {
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case 'C': // right
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e->setOrder(e->getOrder()+1);
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escape=false;
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escapeSecondStage=false;
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break;
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case 'D': // left
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e->setOrder(e->getOrder()-1);
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escape=false;
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escapeSecondStage=false;
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break;
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default:
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escape=false;
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escapeSecondStage=false;
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break;
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}
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} else {
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switch (c) {
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case '[': case 'O':
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escapeSecondStage=true;
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break;
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default:
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escape=false;
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break;
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}
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}
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} else {
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switch (c) {
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case 0x1b: // <ESC>
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escape=true;
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break;
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case 'h': // left
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e->setOrder(e->getOrder()-1);
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break;
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case 'l': // right
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e->setOrder(e->getOrder()+1);
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break;
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case ' ':
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if (e->isHalted()) {
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e->resume();
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} else {
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e->halt();
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}
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break;
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}
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}
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}
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printf("\n");
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return true;
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}
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bool FurnaceCLI::finish() {
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#ifdef _WIN32
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#else
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if (tcsetattr(0,TCSAFLUSH,&termpropold)!=0) {
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logE("could not set console attributes!");
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logE("you may have to run `reset` on your terminal.");
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return false;
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}
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#endif
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return true;
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}
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// blatantly copied from tildearrow/tfmxplay
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bool FurnaceCLI::init() {
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#ifdef _WIN32
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winin=GetStdHandle(STD_INPUT_HANDLE);
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winout=GetStdHandle(STD_OUTPUT_HANDLE);
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int termprop=0;
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int termpropi=0;
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GetConsoleMode(winout,(LPDWORD)&termprop);
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GetConsoleMode(winin,(LPDWORD)&termpropi);
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termprop|=ENABLE_VIRTUAL_TERMINAL_PROCESSING;
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termpropi&=~ENABLE_LINE_INPUT;
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SetConsoleMode(winout,termprop);
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SetConsoleMode(winin,termpropi);
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#else
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sigemptyset(&intsa.sa_mask);
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intsa.sa_flags=0;
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intsa.sa_handler=handleTerm;
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sigaction(SIGINT,&intsa,NULL);
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if (tcgetattr(0,&termprop)!=0) {
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logE("could not get console attributes!");
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return false;
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}
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memcpy(&termpropold,&termprop,sizeof(struct termios));
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termprop.c_lflag&=~ECHO;
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termprop.c_lflag&=~ICANON;
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if (tcsetattr(0,TCSAFLUSH,&termprop)!=0) {
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logE("could not set console attributes!");
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return false;
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}
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#endif
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return true;
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}
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FurnaceCLI::FurnaceCLI():
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e(NULL) {
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}
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