_onMapPress(e) {
    console.log(e.nativeEvent.coordinate);
    this.setState({
      markers: [
        ...this.state.markers,
        {
          coordinate: e.nativeEvent.coordinate,
          key: id++,
          color: "#123456", //randomColor(),
          //description: "This is a description"
          //image: {require('../assets/images/pin32.svg')}
        }
      ],


    }, () => {
        this.state.animations.push(getMarkerState(panX,panY,scrollY,key));
    });
  }