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Update some C# examples for 4.0 (#6693)

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* Update some C# examples

- Rename members that have been renamed in Godot's C# API for 4.0.
- Change `delta` parameter type to `double`.
- Ensure parameters match base declaration.
- Other minor code fixes.

---------

Co-authored-by: Paul Joannon <437025+paulloz@users.noreply.github.com>
This commit is contained in:
Raul Santos
2023-02-04 17:03:03 +01:00
committed by GitHub
parent d6b4fe8ab9
commit b319da3f07
30 changed files with 236 additions and 219 deletions
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29
tutorials/io/saving_games.rst
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@@ -94,8 +94,8 @@ The save function will look like this:
{
{ "Filename", SceneFilePath },
{ "Parent", GetParent().GetPath() },
{ "PosX", Position.x }, // Vector2 is not supported by JSON
{ "PosY", Position.y },
{ "PosX", Position.X }, // Vector2 is not supported by JSON
{ "PosY", Position.Y },
{ "Attack", Attack },
{ "Defense", Defense },
{ "CurrentHealth", CurrentHealth },
@@ -152,7 +152,7 @@ way to pull the data out of the file as well.
# Call the node's save function.
var node_data = node.call("save")
# JSON provides a static method to serialized JSON string
# JSON provides a static method to serialized JSON string.
var json_string = JSON.stringify(node_data)
# Store the save dictionary as a new line in the save file.
@@ -188,8 +188,8 @@ way to pull the data out of the file as well.
// Call the node's save function.
var nodeData = saveNode.Call("Save");
// JSON provides a static method to serialized JSON string
var jsonString = JSON.Stringify(nodeData);
// Json provides a static method to serialized JSON string.
var jsonString = Json.Stringify(nodeData);
// Store the save dictionary as a new line in the save file.
saveGame.StoreLine(jsonString);
@@ -257,7 +257,9 @@ load function:
public void LoadGame()
{
if (!FileAccess.FileExists("user://savegame.save"))
{
return; // Error! We don't have a save to load.
}
// We need to revert the game state so we're not cloning objects during loading.
// This will vary wildly depending on the needs of a project, so take care with
@@ -265,7 +267,9 @@ load function:
// For our example, we will accomplish this by deleting saveable objects.
var saveNodes = GetTree().GetNodesInGroup("Persist");
foreach (Node saveNode in saveNodes)
{
saveNode.QueueFree();
}
// Load the file line by line and process that dictionary to restore the object
// it represents.
@@ -276,7 +280,7 @@ load function:
var jsonString = saveGame.GetLine();
// Creates the helper class to interact with JSON
var json = new JSON();
var json = new Json();
var parseResult = json.Parse(jsonString);
if (parseResult != Error.Ok)
{
@@ -288,18 +292,19 @@ load function:
var nodeData = new Godot.Collections.Dictionary<string, Variant>((Godot.Collections.Dictionary)json.Data);
// Firstly, we need to create the object and add it to the tree and set its position.
var newObjectScene = (PackedScene)ResourceLoader.Load(nodeData["Filename"].ToString());
var newObject = (Node)newObjectScene.Instantiate();
var newObjectScene = GD.Load<PackedScene>(nodeData["Filename"].ToString());
var newObject = newObjectScene.Instantiate<Node>();
GetNode(nodeData["Parent"].ToString()).AddChild(newObject);
newObject.Set("position", new Vector2((float)nodeData["PosX"], (float)nodeData["PosY"]));
newObject.Set(Node2D.PropertyName.Position, new Vector2((float)nodeData["PosX"], (float)nodeData["PosY"]));
// Now we set the remaining variables.
foreach (KeyValuePair<string, Variant> entry in nodeData)
foreach (var (key, value) in nodeData)
{
string key = entry.Key;
if (key == "Filename" || key == "Parent" || key == "PosX" || key == "PosY")
{
continue;
newObject.Set(key, entry.Value);
}
newObject.Set(key, value);
}
}
}