furnace/src/gui/piano.cpp

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/**
* Furnace Tracker - multi-system chiptune tracker
* Copyright (C) 2021-2022 tildearrow and contributors
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "gui.h"
#include "guiConst.h"
void FurnaceGUI::drawPiano() {
if (nextWindow==GUI_WINDOW_PIANO) {
pianoOpen=true;
ImGui::SetNextWindowFocus();
nextWindow=GUI_WINDOW_NOTHING;
}
if (!pianoOpen) return;
if (ImGui::Begin("Piano",&pianoOpen)) {
for (int i=0; i<e->getTotalChannelCount(); i++) {
DivChannelState* cs=e->getChanState(i);
if (cs->keyOn) {
const char* noteName=NULL;
if (cs->note<-60 || cs->note>120) {
noteName="???";
} else {
noteName=noteNames[cs->note+60];
}
ImGui::Text("%d: %s",i,noteName);
}
}
}
if (ImGui::IsWindowFocused(ImGuiFocusedFlags_ChildWindows)) curWindow=GUI_WINDOW_PIANO;
ImGui::End();
}