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Update C# code for Scripting / Scripting (continued) / Signals

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This commit is contained in:
Kelly Thomas
2018-10-03 02:31:21 +08:00
parent 50a41a10db
commit 988384bbaa
3 changed files with 13 additions and 15 deletions
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6
getting_started/step_by_step/scripting.rst
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@@ -257,8 +257,7 @@ Next, write a function which will be called when the button is pressed:
public void _OnButtonPressed()
{
var label = (Label)GetNode("Label");
label.Text = "HELLO!";
GetNode<Label>("Label").Text = "HELLO!";
}
Finally, connect the button's "pressed" signal to ``_ready()`` by
@@ -305,8 +304,7 @@ The final script should look like this:
public void _OnButtonPressed()
{
var label = (Label)GetNode("Label");
label.Text = "HELLO!";
GetNode<Label>("Label").Text = "HELLO!";
}
}

3
getting_started/step_by_step/scripting_continued.rst
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@@ -355,7 +355,8 @@ first one is to load the scene from your hard drive:
Preloading it can be more convenient, as it happens at parse
time (GDScript only):
::
.. tabs::
.. code-tab:: gdscript GDScript
var scene = preload("res://myscene.tscn") # Will load when parsing the script.

19
getting_started/step_by_step/signals.rst
View File

@@ -98,7 +98,7 @@ the signal is received. Let's make the Sprite blink:
{
public void _on_Timer_timeout()
{
var sprite = (Sprite) GetNode("Sprite");
var sprite = GetNode<Sprite>("Sprite");
sprite.Visible = !sprite.Visible;
}
}
@@ -140,13 +140,12 @@ Here is the code for our Timer connection:
{
public override void _Ready()
{
var timer = (Timer) GetNode("Timer");
timer.Connect("timeout", this, nameof(_on_Timer_timeout));
GetNode("Timer").Connect("timeout", this, nameof(_on_Timer_timeout));
}
public void _on_Timer_timeout()
{
var sprite = (Sprite) GetNode("Sprite");
var sprite = GetNode<Sprite>("Sprite");
sprite.Visible = !sprite.Visible;
}
}
@@ -229,7 +228,7 @@ You could do this by adding the bullet directly:
.. code-tab:: csharp
var bulletInstance = (Sprite) Bullet.Instance();
Node bulletInstance = Bullet.Instance();
GetParent().AddChild(bulletInstance);
However, this will lead to a different problem. Now if you try and test your
@@ -271,13 +270,13 @@ Here is the code for the player using signals to emit the bullet:
[Signal]
delegate void Shoot(PackedScene bullet, Vector2 direction, Vector2 location);
var Bullet = (PackedScene) ResourceLoader.Load("res://Bullet.tscn");
PackedScene _bullet = (PackedScene)GD.Load("res://Bullet.tscn");
public override void _Input(InputEvent event)
{
if (input is InputEventMouseButton && Input.IsMouseButtonPressed((int) ButtonList.Left))
if (input is InputEventMouseButton && Input.IsMouseButtonPressed((int)ButtonList.Left))
{
EmitSignal(nameof(Shoot), Bullet, Rotation, Position);
EmitSignal(nameof(Shoot), _bullet, Rotation, Position);
}
}
@@ -303,9 +302,9 @@ In the main scene, we then connect the player's signal (it will appear in the
.. code-tab:: csharp
public void _on_Player_Shoot(PackedScene Bullet, Vector2 direction, Vector2 location)
public void _on_Player_Shoot(PackedScene bullet, Vector2 direction, Vector2 location)
{
var bulletInstance = (Area2D) Bullet.Instance();
var bulletInstance = (Bullet)bullet.Instance();
AddChild(bulletInstance);
bulletInstance.Rotation = direction;
bulletInstance.Position = location;