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◆ main openmsx / src / imgui / ImGuiSoundChip.cc
5.8 KiB · C++ · last changed chore(): initial commit 1 month ago source blame history raw
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#include "ImGuiSoundChip.hh"
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#include "ImGuiCpp.hh"
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#include "ImGuiManager.hh"
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#include "ImGuiUtils.hh"
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#include "MSXMixer.hh"
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#include "MSXMotherBoard.hh"
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#include "SoundDevice.hh"
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#include "StringSetting.hh"
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#include <imgui.h>
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#include <algorithm>
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using namespace std::literals;
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namespace openmsx {
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void ImGuiSoundChip::save(ImGuiTextBuffer& buf)
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{
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	savePersistent(buf, *this, persistentElements);
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	for (const auto& [name, enabled] : channels) {
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		buf.appendf("showChannels.%s=%d\n", name.c_str(), enabled);
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	}
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}
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void ImGuiSoundChip::loadLine(std::string_view name, zstring_view value)
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{
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	if (loadOnePersistent(name, value, *this, persistentElements)) {
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		// already handled
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	} else if (name.starts_with("showChannels.")) {
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		channels[std::string(name.substr(13))] = StringOp::stringToBool(value);
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	}
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}
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void ImGuiSoundChip::paint(MSXMotherBoard* motherBoard)
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{
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	if (!motherBoard) return;
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	if (showSoundChipSettings) {
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		showChipSettings(*motherBoard);
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	}
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	// Show sound chip channel settings
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	const auto& msxMixer = motherBoard->getMSXMixer();
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	const auto& infos = msxMixer.getDeviceInfos();
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	for (const auto& info : infos) {
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		const auto& name = info.device->getName();
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		auto [it, inserted] = channels.try_emplace(name, false);
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		auto& enabled = it->second;
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		if (enabled) {
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			showChannelSettings(*motherBoard, name, &enabled);
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		}
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	}
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}
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[[nodiscard]] static bool anySpecialChannelSettings(const MSXMixer::SoundDeviceInfo& info)
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{
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	return std::ranges::any_of(info.channelSettings, [&](const auto& channel) {
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		return channel.mute->getBoolean() || !channel.record->getString().empty();
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	});
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}
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void ImGuiSoundChip::showChipSettings(MSXMotherBoard& motherBoard)
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{
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	auto restoreDefaultPopup = [](const char* label, Setting& setting) {
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		im::PopupContextItem([&]{
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			if (ImGui::Button(label)) {
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				setting.setValue(setting.getDefaultValue());
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				ImGui::CloseCurrentPopup();
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			}
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		});
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	};
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	im::Window("Sound chip settings", &showSoundChipSettings, [&]{
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		int tableFlags = ImGuiTableFlags_RowBg |
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		                 ImGuiTableFlags_BordersV |
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		                 ImGuiTableFlags_BordersOuter |
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		                 ImGuiTableFlags_Reorderable |
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		                 ImGuiTableFlags_Hideable |
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		                 ImGuiTableFlags_NoHostExtendX;
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		im::Table("table", 4, tableFlags, [&]{
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			ImGui::TableSetupColumn("Device",   ImGuiTableColumnFlags_WidthStretch);
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			ImGui::TableSetupColumn("Volume",   ImGuiTableColumnFlags_NoResize | ImGuiTableColumnFlags_WidthFixed, 10.0f * ImGui::GetFontSize());
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			ImGui::TableSetupColumn("Balance",  ImGuiTableColumnFlags_NoResize | ImGuiTableColumnFlags_WidthFixed,  6.0f * ImGui::GetFontSize());
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			ImGui::TableSetupColumn("Channels", ImGuiTableColumnFlags_NoResize | ImGuiTableColumnFlags_WidthFixed,  5.0f * ImGui::GetFontSize());
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			ImGui::TableHeadersRow();
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			const auto& msxMixer = motherBoard.getMSXMixer();
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			const auto& infos = msxMixer.getDeviceInfos(); // TODO sort on name
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			im::ID_for_range(infos.size(), [&](int i) {
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				const auto& info = infos[i];
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				if (ImGui::TableNextColumn()) {
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					const auto& device = *info.device;
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					ImGui::TextUnformatted(device.getName());
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					simpleToolTip(device.getDescription());
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				}
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				if (ImGui::TableNextColumn()) {
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					auto& volumeSetting = *info.volumeSetting;
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					int volume = volumeSetting.getInt();
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					int min = volumeSetting.getMinValue();
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					int max = volumeSetting.getMaxValue();
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					ImGui::SetNextItemWidth(-FLT_MIN);
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					if (ImGui::SliderInt("##volume", &volume, min, max)) {
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						volumeSetting.setInt(volume);
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					}
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					restoreDefaultPopup("Set default", volumeSetting);
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				}
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				if (ImGui::TableNextColumn()) {
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					auto& balanceSetting = *info.balanceSetting;
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					int balance = balanceSetting.getInt();
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					int min = balanceSetting.getMinValue();
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					int max = balanceSetting.getMaxValue();
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					ImGui::SetNextItemWidth(-FLT_MIN);
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					if (ImGui::SliderInt("##balance", &balance, min, max)) {
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						balanceSetting.setInt(balance);
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					}
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					restoreDefaultPopup("Set center", balanceSetting);
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				}
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				if (ImGui::TableNextColumn()) {
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					bool special = anySpecialChannelSettings(info);
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					if (special) {
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						ImGui::TableSetBgColor(ImGuiTableBgTarget_CellBg, getColor(imColor::YELLOW));
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					}
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					const auto& name = info.device->getName();
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					auto [it, inserted] = channels.try_emplace(name, false);
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					auto& enabled = it->second;
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					im::Indent([&]{
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						ImGui::Checkbox("##channels", &enabled);
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					});
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				}
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			});
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		});
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	});
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}
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void ImGuiSoundChip::showChannelSettings(MSXMotherBoard& motherBoard, const std::string& name, bool* enabled)
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{
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	const auto& msxMixer = motherBoard.getMSXMixer();
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	const auto* info = msxMixer.findDeviceInfo(name);
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	if (!info) return;
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	auto label = tmpStrCat(name, " channel settings");
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	ImGui::SetNextWindowSize(gl::vec2{40, 0} * ImGui::GetFontSize(), ImGuiCond_FirstUseEver);
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	im::Window(label.c_str(), enabled, [&]{
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		const auto& hotKey = manager.getReactor().getHotKey();
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		int flags = ImGuiTableFlags_ScrollY |
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			    ImGuiTableFlags_RowBg |
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		            ImGuiTableFlags_SizingStretchProp;
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		im::Table("table", 3, flags, [&]{
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			ImGui::TableSetupScrollFreeze(0, 1); // Make top row always visible
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			ImGui::TableSetupColumn("ch.",  ImGuiTableColumnFlags_WidthFixed);
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			ImGui::TableSetupColumn("mute", ImGuiTableColumnFlags_WidthFixed);
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			ImGui::TableSetupColumn("file to record to", ImGuiTableColumnFlags_WidthStretch);
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			ImGui::TableHeadersRow();
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			im::ID_for_range(info->channelSettings.size(), [&](int i) {
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				const auto& channel =  info->channelSettings[i];
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				if (ImGui::TableNextColumn()) {
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					ImGui::StrCat(i + 1);
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				}
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				if (ImGui::TableNextColumn()) {
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					Checkbox(hotKey, "##mute", *channel.mute);
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				}
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				if (ImGui::TableNextColumn()) {
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					// TODO: use a file browser (in "create mode")
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					ImGui::SetNextItemWidth(-FLT_MIN);
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					InputText("##rec", *channel.record);
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				}
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			});
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		});
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	});
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}
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} // namespace openmsx