import 'package:fis_common/event/event_type.dart';
import 'package:fis_measure/interfaces/enums/annotation.dart';
import 'package:fis_measure/interfaces/enums/operate.dart';
import 'package:fis_measure/interfaces/process/annotations/annotation.dart';
import 'package:fis_measure/interfaces/process/items/item_metas.dart';
import 'package:flutter/painting.dart';
import 'package:vid/us/vid_us_image.dart';
import 'package:vid/us/vid_us_probe.dart';

import '../items/item.dart';
import '../modes/mode.dart';
import '../viewports/viewport.dart';
import '../visuals/visual.dart';
import '../visuals/visual_area.dart';
import 'point_info.dart';
import 'recorder.dart';

/// 测量应用
abstract class IApplication {
  /// 应用名称
  String get applicationName;

  /// 分类名称
  String get categoryName;

  /// 探头信息
  VidUsProbe get probe;

  /// 是否第三方
  bool get isThirdPart;

  /// 是否是需要自适应的颈动脉2D
  bool get isAdaptiveCarotid2D;
  set isAdaptiveCarotid2D(bool value);

  /// 颈动脉2D图像的尺寸
  Size get carotid2DSize;
  set carotid2DSize(Size value);

  /// 当前帧
  VidUsImage? get frameData;

  /// 图像幅集合
  List<IVisual> get visuals;

  /// 当前图像幅
  IVisual get currentVisual;

  /// 当前幅图像区域
  IVisualArea get currentVisualArea;

  /// 当前视口
  IViewPort get currentViewPort;

  /// 当前模式
  IMode get currentMode;

  /// 所有Visual下可用模式
  List<IMode> get avaliableModes;

  /// 当前测量操作模式
  MeasureOperateType get currentOperateType;

  /// 当前是否可测量
  bool get canMeasure;
  set canMeasure(bool value);

  /// 活动测量项
  IMeasureItem? get activeMeasureItem;

  /// 活动注释项
  IAnnotationItem? get activeAnnotationItem;

  /// 测量项集合
  Set<IMeasureItem> get measureItems;

  /// 注释项集合
  Set<IAnnotationItem> get annotationItems;

  /// 测量记录器
  IMeasureRecorder get recorder;

  /// 显示尺寸
  Size get displaySize;
  set displaySize(Size value);

  /// 显示缩放比例
  double get displayScaleRatio;

  /// 当前模式变化事件
  late final FEventHandler<IMode> currentModeChanged;

  /// 图像幅区域变化事件
  late final FEventHandler<IVisualArea> visualAreaChanged;

  /// 是否可测量状态变更事件
  late final FEventHandler<bool> canMeasureChanged;

  /// 活动测量项变更事件
  late final FEventHandler<IMeasureItem?> activeMeasureItemChanged;

  /// 活动注释项变更事件
  late final FEventHandler<IAnnotationItem?> activeAnnotationItemChanged;

  /// 准备重新渲染画布
  late final FEventHandler<void> updateRenderReady;

  /// 测量操作类型变更事件
  late final FEventHandler<MeasureOperateType> operateTypeChanged;

  /// visual数据加载完成事件
  late final FEventHandler<void> visualsLoaded;

  /// 加载帧
  ///
  /// [frame] vid单帧数据
  void loadFrame(VidUsImage frame);

  /// 转换为相对坐标点(百分比:0-1)
  ///
  /// [offset] 坐标位置
  ///
  /// [type] 点类型
  PointInfo createPointInfo(Offset offset, PointInfoType type);

  /// 根据名称切换测量项
  ///
  /// [name] 测量项名称
  void switchItemByName(String name);

  /// 切换测量项
  void switchItem(ItemMeta meta);

  /// 切换注释
  ///
  /// [type] 注释类型
  ///
  /// [text] 文本
  void switchAnnotation([AnnotationType? type, String? text]);

  /// 切换模式
  void switchMode(String name);

  /// 切换幅
  void switchVisual(int indicator);

  /// 撤回一次操作记录
  void undoRecord();

  /// 清除所有操作记录
  void clearRecords();
}