#ifndef SIGNALTRIMWIDGET_H
#define SIGNALTRIMWIDGET_H

#include <QWidget>
#include <QPushButton>
#include <QLabel>
#include <QComboBox>
#include <QDoubleSpinBox>
#include <QSlider>
#include <QGroupBox>

/**
 * @brief 信号微调页面
 *
 * 功能说明：
 * - 输出值任意位数微调
 * - 精确调节信号输出
 */
class SignalTrimWidget : public QWidget
{
  Q_OBJECT

public:
  explicit SignalTrimWidget(QWidget *parent = nullptr);
  ~SignalTrimWidget() = default;

signals:
  void backRequested();

private slots:
  void onSignalTypeChanged(int index);
  void onCoarseValueChanged(double value);
  void onFineValueChanged(double value);
  void onSliderChanged(int value);
  void onIncrementClicked();
  void onDecrementClicked();
  void onApplyOutput();
  void onResetValue();

private:
  void setupUI();
  QWidget *createTitleBar();
  QWidget *createSignalSelectPanel();
  QWidget *createCoarseAdjustPanel();
  QWidget *createFineAdjustPanel();
  QWidget *createOutputPanel();
  void updateTotalValue();
  void updateSliderRange();

  // 标题栏
  QPushButton *m_backBtn;
  QLabel *m_titleLabel;

  // 信号选择
  QComboBox *m_signalTypeCombo;
  QComboBox *m_unitCombo;

  // 粗调
  QDoubleSpinBox *m_coarseValueSpin;
  QLabel *m_coarseUnitLabel;

  // 微调
  QDoubleSpinBox *m_fineValueSpin;
  QSlider *m_fineSlider;
  QPushButton *m_incrementBtn;
  QPushButton *m_decrementBtn;
  QComboBox *m_stepSizeCombo;

  // 输出显示
  QLabel *m_totalValueLabel;
  QPushButton *m_applyBtn;
  QPushButton *m_resetBtn;

  // 当前值
  double m_currentValue;
  double m_minValue;
  double m_maxValue;
  int m_decimals;
};

#endif // SIGNALTRIMWIDGET_H