@tldraw/editor/dist-esm/lib/editor/managers/ClickManager/ClickManager.mjs

tldraw infinite canvas SDK (editor).

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var _cancelDoubleClickTimeout_dec, __getClickTimeout_dec, _init;
import { bind, uniqueId } from "@tldraw/utils";
import { Vec } from "../../../primitives/Vec.mjs";
const MAX_CLICK_DISTANCE = 40;
__getClickTimeout_dec = [bind], _cancelDoubleClickTimeout_dec = [bind];
class ClickManager {
  constructor(editor) {
    this.editor = editor;
    __runInitializers(_init, 5, this);
    __publicField(this, "_clickId", "");
    __publicField(this, "_clickTimeout");
    __publicField(this, "_clickScreenPoint");
    __publicField(this, "_previousScreenPoint");
    /**
     * The current click state.
     *
     * @internal
     */
    __publicField(this, "_clickState", "idle");
    __publicField(this, "lastPointerInfo", {});
  }
  _getClickTimeout(state, id = uniqueId()) {
    this._clickId = id;
    clearTimeout(this._clickTimeout);
    this._clickTimeout = this.editor.timers.setTimeout(
      () => {
        if (this._clickState === state && this._clickId === id) {
          switch (this._clickState) {
            case "pendingTriple": {
              this.editor.dispatch({
                ...this.lastPointerInfo,
                type: "click",
                name: "double_click",
                phase: "settle"
              });
              break;
            }
            case "pendingQuadruple": {
              this.editor.dispatch({
                ...this.lastPointerInfo,
                type: "click",
                name: "triple_click",
                phase: "settle"
              });
              break;
            }
            case "pendingOverflow": {
              this.editor.dispatch({
                ...this.lastPointerInfo,
                type: "click",
                name: "quadruple_click",
                phase: "settle"
              });
              break;
            }
            default: {
            }
          }
          this._clickState = "idle";
        }
      },
      state === "idle" || state === "pendingDouble" ? this.editor.options.doubleClickDurationMs : this.editor.options.multiClickDurationMs
    );
  }
  /**
   * The current click state.
   *
   * @public
   */
  // eslint-disable-next-line no-restricted-syntax
  get clickState() {
    return this._clickState;
  }
  handlePointerEvent(info) {
    switch (info.name) {
      case "pointer_down": {
        if (!this._clickState) return info;
        this._clickScreenPoint = Vec.From(info.point);
        if (this._previousScreenPoint && Vec.Dist2(this._previousScreenPoint, this._clickScreenPoint) > MAX_CLICK_DISTANCE ** 2) {
          this._clickState = "idle";
        }
        this._previousScreenPoint = this._clickScreenPoint;
        this.lastPointerInfo = info;
        switch (this._clickState) {
          case "pendingDouble": {
            this._clickState = "pendingTriple";
            this._clickTimeout = this._getClickTimeout(this._clickState);
            return {
              ...info,
              type: "click",
              name: "double_click",
              phase: "down"
            };
          }
          case "pendingTriple": {
            this._clickState = "pendingQuadruple";
            this._clickTimeout = this._getClickTimeout(this._clickState);
            return {
              ...info,
              type: "click",
              name: "triple_click",
              phase: "down"
            };
          }
          case "pendingQuadruple": {
            this._clickState = "pendingOverflow";
            this._clickTimeout = this._getClickTimeout(this._clickState);
            return {
              ...info,
              type: "click",
              name: "quadruple_click",
              phase: "down"
            };
          }
          case "idle": {
            this._clickState = "pendingDouble";
            break;
          }
          case "pendingOverflow": {
            this._clickState = "overflow";
            break;
          }
          default: {
          }
        }
        this._clickTimeout = this._getClickTimeout(this._clickState);
        return info;
      }
      case "pointer_up": {
        if (!this._clickState) return info;
        this._clickScreenPoint = Vec.From(info.point);
        switch (this._clickState) {
          case "pendingTriple": {
            return {
              ...this.lastPointerInfo,
              type: "click",
              name: "double_click",
              phase: "up"
            };
          }
          case "pendingQuadruple": {
            return {
              ...this.lastPointerInfo,
              type: "click",
              name: "triple_click",
              phase: "up"
            };
          }
          case "pendingOverflow": {
            return {
              ...this.lastPointerInfo,
              type: "click",
              name: "quadruple_click",
              phase: "up"
            };
          }
          default: {
          }
        }
        return info;
      }
      case "pointer_move": {
        if (this._clickState !== "idle" && this._clickScreenPoint && Vec.Dist2(this._clickScreenPoint, this.editor.inputs.currentScreenPoint) > (this.editor.getInstanceState().isCoarsePointer ? this.editor.options.coarseDragDistanceSquared : this.editor.options.dragDistanceSquared)) {
          this.cancelDoubleClickTimeout();
        }
        return info;
      }
    }
    return info;
  }
  cancelDoubleClickTimeout() {
    this._clickTimeout = clearTimeout(this._clickTimeout);
    this._clickState = "idle";
  }
}
_init = __decoratorStart(null);
__decorateElement(_init, 1, "_getClickTimeout", __getClickTimeout_dec, ClickManager);
__decorateElement(_init, 1, "cancelDoubleClickTimeout", _cancelDoubleClickTimeout_dec, ClickManager);
__decoratorMetadata(_init, ClickManager);
export {
  ClickManager
};
//# sourceMappingURL=ClickManager.mjs.map