/**
* Handler for whenever the custom inspector is enabled
*/
protected void OnEnable()
{
controller = (WaterGridController)target;
vectorField = controller.vectorField;
vectorField.LoadFromFile(controller.tilemap);
}
/**
* Load vector field data from a file
*/
public void LoadFromFile(Tilemap tilemap)
{
#if UNITY_EDITOR
// make sure that the file to load from actually exists
if (File.Exists(GetEditorDataFilePath()))
{
// read in the data from the file
string dataAsJson = File.ReadAllText(GetEditorDataFilePath());
// make a temporary object to take in the data from the file
WaterGridVectorField tempVF = ScriptableObject.CreateInstance <WaterGridVectorField>();
JsonUtility.FromJsonOverwrite(dataAsJson, tempVF);
// make sure that the tilemap size matches the saved data
if (tilemap.size.x * tilemap.size.y == tempVF.vectors.Length)
{
// if the data matches, replace current vector field data with data from file
this.vectors = tempVF.vectors;
}
else
{
// if the data does not match, reset the vector field based on the tilemap
ResetVectorField(tilemap);
}
}
else
{
// if the file does not exist, reset the vector field based on the tilemap
ResetVectorField(tilemap);
}
#elif UNITY_STANDALONE || UNITY_WEBGL
TextAsset textAsset = (TextAsset)Resources.Load("VectorField/" + this.name, typeof(TextAsset));
// make a temporary object to take in the data from the file
WaterGridVectorField tempVF = ScriptableObject.CreateInstance <WaterGridVectorField>();
JsonUtility.FromJsonOverwrite(textAsset.text, tempVF);
// make sure that the tilemap size matches the saved data
if (tilemap.size.x * tilemap.size.y == tempVF.vectors.Length)
{
// if the data matches, replace current vector field data with data from file
this.vectors = tempVF.vectors;
}
else
{
// if the data does not match, reset the vector field based on the tilemap
ResetVectorField(tilemap);
}
#endif
}
