Sitecore Get Image URL with Dimensions

Sitecore Get Image URL with Dimensions

public static string GetImageUrl(this MediaItem mediaItem, int maxWidth = 0, int maxHeight = 0)
{
  return GetMediaUrl(mediaItem) + CreateImageSizeQuery(maxWidth, maxHeight);
}
 
public static string GetMediaUrl(this MediaItem mediaItem)
{
  var mediaUrl = MediaManager.GetMediaUrl(mediaItem);
  
  return mediaUrl.Contains(MediaManager.MediaLinkPrefix)
        ? mediaUrl
        : MediaManager.MediaLinkPrefix + mediaUrl;
}
 
private static string CreateImageSizeQuery(int width = 0, int height = 0)
{
  var heightStr = "";
  var widthStr = "";
 
  if (width > 0)
  {
    widthStr = "mw=" + width;
  }
  if (height > 0)
  {
    heightStr = widthStr.Length > 0 ? "&mh=" + height : "mh=" + height;
  }
 
  return "?" + widthStr + heightStr;
}