--- /dev/null
+#include "midi_mapping_dialog.h"
+
+#include "midi_mapper.h"
+#include "midi_mapping.pb.h"
+#include "post_to_main_thread.h"
+#include "ui_midi_mapping.h"
+
+#include <QComboBox>
+#include <QFileDialog>
+#include <QMessageBox>
+#include <QSpinBox>
+
+#include <string>
+
+using namespace google::protobuf;
+using namespace std;
+
+vector<MIDIMappingDialog::Control> per_bus_controllers = {
+ { "Treble", MIDIMappingBusProto::kTrebleFieldNumber, MIDIMappingProto::kTrebleBankFieldNumber },
+ { "Mid", MIDIMappingBusProto::kMidFieldNumber, MIDIMappingProto::kMidBankFieldNumber },
+ { "Bass", MIDIMappingBusProto::kBassFieldNumber, MIDIMappingProto::kBassBankFieldNumber },
+ { "Gain", MIDIMappingBusProto::kGainFieldNumber, MIDIMappingProto::kGainBankFieldNumber },
+ { "Compressor threshold", MIDIMappingBusProto::kCompressorThresholdFieldNumber,
+ MIDIMappingProto::kCompressorThresholdBankFieldNumber},
+ { "Fader", MIDIMappingBusProto::kFaderFieldNumber, MIDIMappingProto::kFaderBankFieldNumber }
+};
+vector<MIDIMappingDialog::Control> per_bus_buttons = {
+ { "Toggle locut", MIDIMappingBusProto::kToggleLocutFieldNumber,
+ MIDIMappingProto::kToggleLocutBankFieldNumber },
+ { "Togle auto gain staging", MIDIMappingBusProto::kToggleAutoGainStagingFieldNumber,
+ MIDIMappingProto::kToggleAutoGainStagingBankFieldNumber },
+ { "Togle compressor", MIDIMappingBusProto::kToggleCompressorFieldNumber,
+ MIDIMappingProto::kToggleCompressorBankFieldNumber },
+ { "Clear peak", MIDIMappingBusProto::kClearPeakFieldNumber,
+ MIDIMappingProto::kClearPeakBankFieldNumber }
+};
+vector<MIDIMappingDialog::Control> global_controllers = {
+ { "Locut cutoff", MIDIMappingBusProto::kLocutFieldNumber, MIDIMappingProto::kLocutBankFieldNumber },
+ { "Limiter threshold", MIDIMappingBusProto::kLimiterThresholdFieldNumber,
+ MIDIMappingProto::kLimiterThresholdBankFieldNumber },
+ { "Makeup gain", MIDIMappingBusProto::kMakeupGainFieldNumber,
+ MIDIMappingProto::kMakeupGainBankFieldNumber }
+};
+vector<MIDIMappingDialog::Control> global_buttons = {
+ { "Previous bank", MIDIMappingBusProto::kPrevBankFieldNumber, 0 },
+ { "Next bank", MIDIMappingBusProto::kNextBankFieldNumber, 0 },
+ { "Select bank 1", MIDIMappingBusProto::kSelectBank1FieldNumber, 0 },
+ { "Select bank 2", MIDIMappingBusProto::kSelectBank2FieldNumber, 0 },
+ { "Select bank 3", MIDIMappingBusProto::kSelectBank3FieldNumber, 0 },
+ { "Select bank 4", MIDIMappingBusProto::kSelectBank4FieldNumber, 0 },
+ { "Select bank 5", MIDIMappingBusProto::kSelectBank5FieldNumber, 0 }
+};
+
+namespace {
+
+int get_bank(const MIDIMappingProto &mapping_proto, int bank_field_number, int default_value)
+{
+ const FieldDescriptor *bank_descriptor = mapping_proto.GetDescriptor()->FindFieldByNumber(bank_field_number);
+ const Reflection *reflection = mapping_proto.GetReflection();
+ if (!reflection->HasField(mapping_proto, bank_descriptor)) {
+ return default_value;
+ }
+ return reflection->GetInt32(mapping_proto, bank_descriptor);
+}
+
+int get_controller_mapping(const MIDIMappingProto &mapping_proto, size_t bus_idx, int field_number, int default_value)
+{
+ if (bus_idx >= size_t(mapping_proto.bus_mapping_size())) {
+ return default_value;
+ }
+
+ const MIDIMappingBusProto &bus_mapping = mapping_proto.bus_mapping(bus_idx);
+ const FieldDescriptor *descriptor = bus_mapping.GetDescriptor()->FindFieldByNumber(field_number);
+ const Reflection *bus_reflection = bus_mapping.GetReflection();
+ if (!bus_reflection->HasField(bus_mapping, descriptor)) {
+ return default_value;
+ }
+ const MIDIControllerProto &controller_proto =
+ static_cast<const MIDIControllerProto &>(bus_reflection->GetMessage(bus_mapping, descriptor));
+ return controller_proto.controller_number();
+}
+
+int get_button_mapping(const MIDIMappingProto &mapping_proto, size_t bus_idx, int field_number, int default_value)
+{
+ if (bus_idx >= size_t(mapping_proto.bus_mapping_size())) {
+ return default_value;
+ }
+
+ const MIDIMappingBusProto &bus_mapping = mapping_proto.bus_mapping(bus_idx);
+ const FieldDescriptor *descriptor = bus_mapping.GetDescriptor()->FindFieldByNumber(field_number);
+ const Reflection *bus_reflection = bus_mapping.GetReflection();
+ if (!bus_reflection->HasField(bus_mapping, descriptor)) {
+ return default_value;
+ }
+ const MIDIButtonProto &bus_proto =
+ static_cast<const MIDIButtonProto &>(bus_reflection->GetMessage(bus_mapping, descriptor));
+ return bus_proto.note_number();
+}
+
+} // namespace
+
+MIDIMappingDialog::MIDIMappingDialog(MIDIMapper *mapper)
+ : ui(new Ui::MIDIMappingDialog),
+ mapper(mapper)
+{
+ ui->setupUi(this);
+
+ const MIDIMappingProto mapping_proto = mapper->get_current_mapping(); // Take a copy.
+
+ QStringList labels;
+ labels << "";
+ labels << "Controller bank";
+ for (unsigned bus_idx = 0; bus_idx < num_buses; ++bus_idx) {
+ char buf[256];
+ snprintf(buf, sizeof(buf), "Bus %d", bus_idx + 1);
+ labels << buf;
+ }
+ labels << "";
+ ui->treeWidget->setColumnCount(num_buses + 3);
+ ui->treeWidget->setHeaderLabels(labels);
+
+ add_controls("Per-bus controllers", ControlType::CONTROLLER, mapping_proto, per_bus_controllers);
+ add_controls("Per-bus buttons", ControlType::BUTTON, mapping_proto, per_bus_buttons);
+ add_controls("Global controllers", ControlType::CONTROLLER, mapping_proto, global_controllers);
+ add_controls("Global buttons", ControlType::BUTTON, mapping_proto, global_buttons);
+
+ // Auto-resize every column but the last.
+ for (unsigned column_idx = 0; column_idx < num_buses + 3; ++column_idx) {
+ ui->treeWidget->resizeColumnToContents(column_idx);
+ }
+
+ connect(ui->ok_cancel_buttons, &QDialogButtonBox::accepted, this, &MIDIMappingDialog::ok_clicked);
+ connect(ui->ok_cancel_buttons, &QDialogButtonBox::rejected, this, &MIDIMappingDialog::cancel_clicked);
+}
+
+MIDIMappingDialog::~MIDIMappingDialog()
+{
+}
+
+void MIDIMappingDialog::ok_clicked()
+{
+ unique_ptr<MIDIMappingProto> new_mapping = construct_mapping_proto_from_ui();
+ mapper->set_midi_mapping(*new_mapping);
+ accept();
+}
+
+void MIDIMappingDialog::cancel_clicked()
+{
+ reject();
+}
+
+namespace {
+
+template<class T>
+T *get_mutable_bus_message(MIDIMappingProto *mapping_proto, unsigned bus_idx, int field_number)
+{
+ while (size_t(mapping_proto->bus_mapping_size()) <= bus_idx) {
+ mapping_proto->add_bus_mapping();
+ }
+
+ MIDIMappingBusProto *bus_mapping = mapping_proto->mutable_bus_mapping(bus_idx);
+ const FieldDescriptor *descriptor = bus_mapping->GetDescriptor()->FindFieldByNumber(field_number);
+ const Reflection *bus_reflection = bus_mapping->GetReflection();
+ return static_cast<T *>(bus_reflection->MutableMessage(bus_mapping, descriptor));
+}
+
+} // namespace
+
+unique_ptr<MIDIMappingProto> MIDIMappingDialog::construct_mapping_proto_from_ui()
+{
+ unique_ptr<MIDIMappingProto> mapping_proto(new MIDIMappingProto);
+ for (const InstantiatedSpinner &is : controller_spinners) {
+ const int val = is.spinner->value();
+ if (val == 0) {
+ continue;
+ }
+
+ MIDIControllerProto *controller_proto =
+ get_mutable_bus_message<MIDIControllerProto>(mapping_proto.get(), is.bus_idx, is.field_number);
+ controller_proto->set_controller_number(val);
+ }
+ for (const InstantiatedSpinner &is : button_spinners) {
+ const int val = is.spinner->value();
+ if (val == 0) {
+ continue;
+ }
+
+ MIDIButtonProto *button_proto =
+ get_mutable_bus_message<MIDIButtonProto>(mapping_proto.get(), is.bus_idx, is.field_number);
+ button_proto->set_note_number(val);
+ }
+ int highest_bank_used = 0; // 1-indexed.
+ for (const InstantiatedComboBox &ic : bank_combo_boxes) {
+ const int val = ic.combo_box->currentIndex();
+ highest_bank_used = std::max(highest_bank_used, val);
+ if (val == 0) {
+ continue;
+ }
+
+ const FieldDescriptor *descriptor = mapping_proto->GetDescriptor()->FindFieldByNumber(ic.field_number);
+ const Reflection *bus_reflection = mapping_proto->GetReflection();
+ bus_reflection->SetInt32(mapping_proto.get(), descriptor, val - 1);
+ }
+ mapping_proto->set_num_controller_banks(highest_bank_used);
+ return mapping_proto;
+}
+
+void MIDIMappingDialog::add_bank_selector(QTreeWidgetItem *item, const MIDIMappingProto &mapping_proto, int bank_field_number)
+{
+ if (bank_field_number == 0) {
+ return;
+ }
+ QComboBox *bank_selector = new QComboBox(this);
+ bank_selector->addItems(QStringList() << "" << "Bank 1" << "Bank 2" << "Bank 3" << "Bank 4" << "Bank 5");
+ bank_selector->setAutoFillBackground(true);
+ bank_selector->setCurrentIndex(get_bank(mapping_proto, bank_field_number, -1) + 1);
+
+ bank_combo_boxes.push_back(InstantiatedComboBox{ bank_selector, bank_field_number });
+
+ ui->treeWidget->setItemWidget(item, 1, bank_selector);
+}
+
+void MIDIMappingDialog::add_controls(const string &heading,
+ MIDIMappingDialog::ControlType control_type,
+ const MIDIMappingProto &mapping_proto,
+ const vector<MIDIMappingDialog::Control> &controls)
+{
+ QTreeWidgetItem *heading_item = new QTreeWidgetItem(ui->treeWidget);
+ heading_item->setText(0, QString::fromStdString(heading));
+ heading_item->setFirstColumnSpanned(true);
+ heading_item->setExpanded(true);
+ for (const Control &control : controls) {
+ QTreeWidgetItem *item = new QTreeWidgetItem(heading_item);
+ heading_item->addChild(item);
+ add_bank_selector(item, mapping_proto, control.bank_field_number);
+ item->setText(0, QString::fromStdString(control.label + " "));
+
+ for (unsigned bus_idx = 0; bus_idx < num_buses; ++bus_idx) {
+ QSpinBox *spinner = new QSpinBox(this);
+ spinner->setRange(0, 127);
+ spinner->setAutoFillBackground(true);
+ spinner->setSpecialValueText("\u200d"); // Zero-width joiner (ie., empty).
+ ui->treeWidget->setItemWidget(item, bus_idx + 2, spinner);
+
+ if (control_type == ControlType::CONTROLLER) {
+ spinner->setValue(get_controller_mapping(mapping_proto, bus_idx, control.field_number, 0));
+ controller_spinners.push_back(InstantiatedSpinner{ spinner, bus_idx, control.field_number });
+ } else {
+ assert(control_type == ControlType::BUTTON);
+ spinner->setValue(get_button_mapping(mapping_proto, bus_idx, control.field_number, 0));
+ button_spinners.push_back(InstantiatedSpinner{ spinner, bus_idx, control.field_number });
+ }
+ }
+ }
+ ui->treeWidget->addTopLevelItem(heading_item);
+}
projects / nageru / commitdiff