"use strict";
cc._RF.push(module, '8218f2syWJLyZItvFq2KPr+', 'bridge.camera.battle');
// Scripts/zbridge/cmps/bridge.camera.battle.js

"use strict";

/******************************************************************
 * Copyright(C) 2019 - 2020 Nx Studio
 *
 * 视图绑定组件--战斗相机
 *
 *                                  2018.05.18
 ******************************************************************/

cc.Class({
  "extends": cc.Component,
  properties: {
    camera: {
      "default": null,
      type: cc.Camera,
      displayName: "战斗相机"
    }
  },
  // 显示
  onEnable: function onEnable() {
    nx.bridge.camBattle = this;
  },
  // 隐藏
  onDisable: function onDisable() {
    nx.bridge.camBattle = null;
  },
  // 归位重置
  reset: function reset(_secs, _cb) {
    if (_secs === void 0) {
      _secs = 0;
    }
    if (_cb === void 0) {
      _cb = nx.dt.fnEmpty;
    }
    this.moveTo(cc.Vec2.ZERO, _secs, _cb);
    this.zoomTo(1, _secs);
  },
  // ------------------------------------------------------------------------
  // 移动&&聚焦
  // ------------------------------------------------------------------------

  // 计算多目标中心
  getCenter: function getCenter(_tars) {
    if (nx.dt.arrEmpty(_tars)) {
      return cc.Vec2.ZERO;
    }
    var parent = this.camera.node.parent;
    var local = function local(_node) {
      var pos = _node.convertToWorldSpaceAR(cc.Vec2.ZERO);
      return parent.convertToNodeSpaceAR(pos);
    };
    var center = local(_tars[0]);
    if (_tars.length == 1) {
      return center;
    }
    for (var i = 1; i < _tars.length; ++i) {
      var t2 = _tars[i];
      if (!t2) {
        continue;
      }
      var p2 = local(t2);
      center.x = (center.x + p2.x) / 2;
      center.y = (center.y + p2.y) / 2;
    }
    return center;
  },
  // 多点目标中心聚焦移动
  focusMut: function focusMut(_tars, _secs, _offset, _cb) {
    if (_offset === void 0) {
      _offset = cc.Vec2.ZERO;
    }
    if (_cb === void 0) {
      _cb = nx.dt.fnEmpty;
    }
    if (nx.dt.arrEmpty(_tars)) {
      nx.error("$CameraBattle:\u805A\u7126\u76EE\u6807\u4E3A\u7A7A!");
      return this;
    }
    if (!nx.dt.numPositive(_secs, true)) {
      nx.error("$CameraBattle:\u805A\u7126\u53C2\u6570\u4E0D\u5168!");
      return this;
    }

    // 计算中心点
    var pos = this.getCenter(_tars);
    pos.x += _offset.x;
    pos.y += _offset.y;
    return this.moveTo(pos, _secs, _cb);
  },
  // 聚焦移动
  focus: function focus(_tar, _secs, _offset, _cb) {
    if (_offset === void 0) {
      _offset = cc.Vec2.ZERO;
    }
    if (_cb === void 0) {
      _cb = nx.dt.fnEmpty;
    }
    if (nx.dt.objEmpty(_tar)) {
      nx.error("$CameraBattle:\u805A\u7126\u76EE\u6807\u4E3A\u7A7A!");
      return this;
    }
    return this.focusMut([_tar], _secs, _offset, _cb);
  },
  // 位置移动
  moveTo: function moveTo(_pos, _secs, _cb, _key) {
    if (_cb === void 0) {
      _cb = nx.dt.fnEmpty;
    }
    if (_key === void 0) {
      _key = 'cubicOut';
    }
    // 瞬间
    if (!nx.dt.numPositive(_secs, false)) {
      this.camera.node.position = _pos;
      nx.dt.fnInvoke(_cb);
      return this;
    }

    // 移动
    nx.tween.moveToEasing(this.camera, "", _secs, _pos, _key, function () {
      nx.dt.fnInvoke(_cb);
    });
    return this;
  },
  // ------------------------------------------------------------------------
  // 视野缩放
  // ------------------------------------------------------------------------

  // 缩放
  zoomTo: function zoomTo(_ratio, _secs, _cb) {
    if (_cb === void 0) {
      _cb = nx.dt.fnEmpty;
    }
    this.zooming = false;

    // 无效缩水
    if (!nx.dt.numPositive(_ratio, false) || Math.abs(_ratio - this.camera.zoomRatio) <= 0.01) {
      nx.dt.fnInvoke(_cb);
      return;
    }

    // 瞬间
    if (!nx.dt.numPositive(_secs, false)) {
      this.camera.zoomRatio = _ratio;
      nx.dt.fnInvoke(_cb);
      return;
    }

    // 缩放参数
    this.ratio = _ratio;
    this.rps = (_ratio - this.camera.zoomRatio) / _secs;
    this.zooming = true;
    this.cbZoom = _cb;
  },
  // 更新
  update: function update(_dt) {
    if (!this.zooming) {
      return;
    }
    this.camera.zoomRatio += this.rps * _dt;

    // 缩停止
    if (this.rps < 0 && this.camera.zoomRatio <= this.ratio) {
      this.camera.zoomRatio = this.ratio;
      this.zooming = false;
      nx.dt.fnInvoke(this.cbZoom);
      this.cbZoom = null;
      return;
    }

    // 扩停止
    if (this.rps >= 0 && this.camera.zoomRatio >= this.ratio) {
      this.camera.zoomRatio = this.ratio;
      this.zooming = false;
      nx.dt.fnInvoke(this.cbZoom);
      this.cbZoom = null;
      return;
    }
  },
  // ------------------------------------------------------------------------
  // 相机抖动
  // ------------------------------------------------------------------------

  shake: function shake(_level, _secs, _cb) {
    if (_cb === void 0) {
      _cb = nx.dt.fnEmpty;
    }
    var ofs = cc.v2(10, 10);
    switch (_level) {
      case 1:
        ofs = cc.v2(20, 20);
        break;
      case 2:
        ofs = cc.v2(30, 30);
        break;
      case 3:
        ofs = cc.v2(40, 40);
        break;
      case 4:
        ofs = cc.v2(50, 50);
        break;
      default:
        break;
    }
    nx.tween.shake(this.camera, "", _secs, ofs, _cb);
  }
});

cc._RF.pop();