How to use onmousedown unity

using UnityEngine.EventSystems;

public class ClickDetector : MonoBehaviour, IPointerDownHandler, IPointerClickHandler,
    IPointerUpHandler, IPointerExitHandler, IPointerEnterHandler,
    IBeginDragHandler, IDragHandler, IEndDragHandler
{
    public void OnBeginDrag(PointerEventData eventData)
    {
        Debug.Log("Drag Begin");
    }

    public void OnDrag(PointerEventData eventData)
    {
        Debug.Log("Dragging");
    }

    public void OnEndDrag(PointerEventData eventData)
    {
        Debug.Log("Drag Ended");
    }

    public void OnPointerClick(PointerEventData eventData)
    {
        Debug.Log("Clicked: " + eventData.pointerCurrentRaycast.gameObject.name);
    }

    public void OnPointerDown(PointerEventData eventData)
    {
        Debug.Log("Mouse Down: " + eventData.pointerCurrentRaycast.gameObject.name);
    }

    public void OnPointerEnter(PointerEventData eventData)
    {
        Debug.Log("Mouse Enter");
    }

    public void OnPointerExit(PointerEventData eventData)
    {
        Debug.Log("Mouse Exit");
    }

    public void OnPointerUp(PointerEventData eventData)
    {
        Debug.Log("Mouse Up");
    }
}

//be sure to use the unity system. above

void OnMouseDown()
    {
        Destroy(gameObject);
    }

public class Combat_spell : MonoBehaviour, IPointerClickHandler,
 IPointerExitHandler, IPointerEnterHandler
{
    public void OnPointerClick(PointerEventData eventData)
    {
        UseSpell();
    }

    public void OnPointerEnter(PointerEventData eventData)
    {
        Scene_Main.display_Description("Frappe", "Inflige 5 à 7 dégats", 3, -2, this.transform.position, 3);
    }

    public void OnPointerExit(PointerEventData eventData)
    {
        Scene_Main.display_Description_Erase();
    }
}

Similar codes

1 vote101 views1 answer
Wpf data context
C#
0 vote160 views1 answer
IdentityServer vs JWT vs OAuth?
C#
0 vote146 views1 answer
How to use open hardware monitor in c#
C#
0 vote171 views1 answer
Missing integer c#
C#
0 vote184 views1 answer
How to authorize token when consuming api in c#
C#
8 votes145 views6 answers
C# switch case
C#
0 vote141 views1 answer
C# listview as listbox
C#
3 votes160 views1 answer
Rigidbody2d unfreeze position
C#
0 vote142 views1 answer
Bootstrap daterangepicker change language to french
C#
5 votes150 views1 answer
Downlaod file and use C#
C#