113 lines
2.6 KiB
C++
113 lines
2.6 KiB
C++
/*
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epple2
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Copyright © 2008, 2019, Christopher Alan Mosher, Shelton, CT, USA. <cmosher01@gmail.com>
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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 3 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <fstream>
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#include <iostream>
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#include <cstdlib>
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#include "tinyfiledialogs.h"
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#include "cassette.h"
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Cassette::Cassette(ScreenImage& gui):
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gui(gui),
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t(0),
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t_active(0),
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playing(false),
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modified(false) {
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}
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Cassette::~Cassette() {
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}
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void Cassette::note(const char *n) {
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std::cout << "cassette (" << port() << "): " << n << std::endl;
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}
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void Cassette::tick() {
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if (this->playing) {
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++this->t;
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/*
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* Automatically stop the tape if the Apple doesn't use
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* it within the given number of cycles.
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*/
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if (this->t_active+100000 <= this->t) {
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note("STOP");
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std::cout << "cassette: t=" << this->t << std::endl;
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this->playing = false;
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}
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}
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}
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// 0=cancel(abort), 1=yes(save), 2=no(discard)
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static int askSave() {
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return tinyfd_messageBox(
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"Save changes",
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"You have unsaved changes to your tape image.\nDo you want to SAVE them?",
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"yesnocancel",
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"warning",
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0);
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}
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bool Cassette::eject() {
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if (isLoaded()) {
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if (isModified()) {
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const int resp = askSave();
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if (resp == 0) { // cancel
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return false;
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}
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if (resp == 1) { // yes (save)
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if (!write()) {
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return false;
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}
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}
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this->modified = false;
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this->gui.setCassetteDirty(false);
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}
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this->file.clear();
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this->playing = false;
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this->t = 0;
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this->t_active = 0;
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}
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return true;
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}
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void Cassette::save() {
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if (isLoaded()) {
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if (isModified()) {
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if (write()) {
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this->modified = false;
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this->gui.setCassetteDirty(false);
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}
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}
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}
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}
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bool Cassette::isLoaded() {
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return !this->file.empty();
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}
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bool Cassette::isModified() {
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return this->modified;
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}
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