//Sends request to database to get an image
public IEnumerator GetImage(int id, string dest)
{
RetinaImage retinaImage = new RetinaImage();
WWWForm form = new WWWForm();
form.AddField("id", id);
form.AddField("clientType", "app");
using (UnityWebRequest www = UnityWebRequest.Post("http://ec2-13-58-160-235.us-east-2.compute.amazonaws.com/request.php", form))
{
yield return(www.SendWebRequest());
if (www.isNetworkError || www.isHttpError)
{
Debug.Log(www.error);
}
else
{
Debug.Log("Webserver request complete");
string phrase = www.downloadHandler.text;
retinaImage = JsonUtility.FromJson <RetinaImage>(phrase);
Debug.Log("Retina image object updated.");
SaveToFile(retinaImage, dest);
runs--;
}
}
}
//Gets all image files from folder to create buttons
private IEnumerator findImages()
{
DirectoryInfo dir = new DirectoryInfo(folder);
FileInfo[] info = dir.GetFiles();
FileStream f;
foreach (FileInfo file in info)
{
RetinaImage retinaImage = new RetinaImage();
if (file.Extension.Contains("dat"))
{
yield return(f = File.OpenRead(file.FullName));
BinaryFormatter bf = new BinaryFormatter();
RetinaImage tempRetinaImage = (RetinaImage)bf.Deserialize(f);
retinaImage.id = tempRetinaImage.id;
retinaImage.name = tempRetinaImage.name;
retinaImage.xSize = tempRetinaImage.xSize;
retinaImage.ySize = tempRetinaImage.ySize;
retinaImage.filetype = tempRetinaImage.filetype;
retinaImage.official = tempRetinaImage.official;
retinaImage.uploaded = tempRetinaImage.uploaded;
retinaImage.image = tempRetinaImage.image;
retinaImage.labels = tempRetinaImage.labels;
f.Close();
StartCoroutine(makeButton(retinaImage));
}
}
}
//Saves image file from database
public void SaveToFile(RetinaImage retinaImage, string dest)
{
FileStream file;
file = File.Create(dest);
BinaryFormatter bf = new BinaryFormatter();
bf.Serialize(file, retinaImage);
file.Close();
StartCoroutine(makeButton(retinaImage));
}
//Creates a button with image
private IEnumerator makeButton(RetinaImage retinaImage)
{
//Gets image bytes from file and creates texture to place on button
byte[] imageBytes = Convert.FromBase64String(retinaImage.image);
Texture2D texture = new Texture2D(retinaImage.xSize, retinaImage.ySize);
yield return(texture.LoadImage(imageBytes));
GameObject newButton = Instantiate(button) as GameObject;
newButton.transform.SetParent(buttonholder.transform, false);
newButton.GetComponent <RawImage>().texture = texture;
newButton.GetComponent <changeImage>().texture = texture;
newButton.GetComponent <changeImage>().labels = retinaImage.labels;
//Adds collider to button that spans the size of the cell of the grid layout group
//The collider is only needed for VR
BoxCollider collider = newButton.gameObject.AddComponent <BoxCollider>();
collider.size = new Vector3(buttonholder.GetComponent <GridLayoutGroup>().cellSize.x, buttonholder.GetComponent <GridLayoutGroup>().cellSize.y);
}
