/// <summary>
/// Check the cureent pointer position and texture position.
/// </summary>
/// <returns>Return Vector2 the coordinate of texture point.</returns>
public virtual Vector2 CurrentPointerPosition()
{
if (currentObject != null)
{
return(PaintTexture.GetTextureCordinate(imagePosition, pointerPosition, screenRatio, imageTexture, currentObject.transform.eulerAngles.z));
}
return(Vector2.zero);
}
/// <summary>
/// ErasePaint is use for erasing the texture in given position.
/// Need to pass start and end point of pointer position.
/// </summary>
/// <param name="point1">Vector2 Start position of pointer.</param>
/// <param name="point2">Vector2 End position of pointer.</param>
public void ErasePaint(Vector2 point1, Vector2 point2)
{
if (point2 == Vector2.zero)
{
point2 = point1;
}
PaintTexture.Erase(point1, point2, (radius / objectScale), (opacity / objectScale), imageTexture);
imageTexture.Apply();
}
/// <summary>
/// ApplyPaint method is called to paint color on texture.
/// Need to pass start and end point of pointer position.
/// And color to apint in texture
/// </summary>
/// <param name="point1">Vector2 Start position of pointer.</param>
/// <param name="point2">Vector2 End position of pointer.</param>
/// <param name="color">Color to paint in texture.</param>
public void ApplyPaint(Vector2 point1, Vector2 point2, Color color)
{
if (point2 == Vector2.zero)
{
point2 = point1;
}
PaintTexture.Paint(point1, point2, (radius / objectScale), color, (opacity / objectScale), imageTexture, false);
imageTexture.Apply();
}