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added InputsDown and InputsPressed to InputHandler

This commit is contained in:
Ell 2021-06-20 23:05:02 +02:00
parent 664a2a9f11
commit 60c9236cbd
3 changed files with 85 additions and 17 deletions

View file

@ -25,6 +25,20 @@ namespace MLEM.Input {
this.value = value;
}
/// <inheritdoc />
public override string ToString() {
switch (this.Type) {
case InputType.Mouse:
return ((MouseButton) this).ToString();
case InputType.Keyboard:
return ((Keys) this).ToString();
case InputType.Gamepad:
return ((Buttons) this).ToString();
default:
throw new ArgumentOutOfRangeException(nameof(this.Type));
}
}
/// <summary>
/// Converts a <see cref="Keys"/> to a generic input.
/// </summary>

View file

@ -23,11 +23,7 @@ namespace MLEM.Input {
/// </summary>
public KeyboardState KeyboardState { get; private set; }
/// <summary>
/// Contains the keyboard keys that are currently being pressed
/// </summary>
public Keys[] PressedKeys { get; private set; }
/// <summary>
/// Set this property to false to disable keyboard handling for this input handler.
/// Set this field to false to disable keyboard handling for this input handler.
/// </summary>
public bool HandleKeyboard;
@ -56,7 +52,7 @@ namespace MLEM.Input {
/// </summary>
public int LastScrollWheel => this.LastMouseState.ScrollWheelValue;
/// <summary>
/// Set this property to false to disable mouse handling for this input handler.
/// Set this field to false to disable mouse handling for this input handler.
/// </summary>
public bool HandleMouse;
@ -64,11 +60,11 @@ namespace MLEM.Input {
private readonly GamePadState[] gamepads = new GamePadState[GamePad.MaximumGamePadCount];
/// <summary>
/// Contains the amount of gamepads that are currently connected.
/// This property is automatically updated in <see cref="Update()"/>
/// This field is automatically updated in <see cref="Update()"/>
/// </summary>
public int ConnectedGamepads { get; private set; }
/// <summary>
/// Set this property to false to disable keyboard handling for this input handler.
/// Set this field to false to disable keyboard handling for this input handler.
/// </summary>
public bool HandleGamepads;
@ -87,7 +83,7 @@ namespace MLEM.Input {
public readonly ReadOnlyCollection<GestureSample> Gestures;
private readonly List<GestureSample> gestures = new List<GestureSample>();
/// <summary>
/// Set this property to false to disable touch handling for this input handler.
/// Set this field to false to disable touch handling for this input handler.
/// </summary>
public bool HandleTouch;
@ -103,7 +99,7 @@ namespace MLEM.Input {
public TimeSpan KeyRepeatRate = TimeSpan.FromSeconds(0.05);
/// <summary>
/// Set this property to false to disable keyboard repeat event handling.
/// Set this field to false to disable keyboard repeat event handling.
/// </summary>
public bool HandleKeyboardRepeats = true;
private DateTime heldKeyStart;
@ -112,7 +108,7 @@ namespace MLEM.Input {
private Keys heldKey;
/// <summary>
/// Set this property to false to disable gamepad repeat event handling.
/// Set this field to false to disable gamepad repeat event handling.
/// </summary>
public bool HandleGamepadRepeats = true;
private readonly DateTime[] heldGamepadButtonStarts = new DateTime[GamePad.MaximumGamePadCount];
@ -120,6 +116,23 @@ namespace MLEM.Input {
private readonly bool[] triggerGamepadButtonRepeat = new bool[GamePad.MaximumGamePadCount];
private readonly Buttons?[] heldGamepadButtons = new Buttons?[GamePad.MaximumGamePadCount];
/// <summary>
/// An array of all <see cref="Keys"/>, <see cref="Buttons"/> and <see cref="MouseButton"/> values that are currently down.
/// Note that this value only gets set if <see cref="StoreAllActiveInputs"/> is true.
/// </summary>
public GenericInput[] InputsDown { get; private set; }
/// <summary>
/// An array of all <see cref="Keys"/>, <see cref="Buttons"/> and <see cref="MouseButton"/> that are currently considered pressed.
/// An input is considered pressed if it was up in the last update, and is up in the current one.
/// Note that this value only gets set if <see cref="StoreAllActiveInputs"/> is true.
/// </summary>
public GenericInput[] InputsPressed { get; private set; }
private readonly List<GenericInput> inputsDownAccum = new List<GenericInput>();
/// <summary>
/// Set this field to false to enable <see cref="InputsDown"/> and <see cref="InputsPressed"/> being calculated.
/// </summary>
public bool StoreAllActiveInputs;
/// <summary>
/// Creates a new input handler with optional initial values.
/// </summary>
@ -128,11 +141,13 @@ namespace MLEM.Input {
/// <param name="handleMouse">If mouse input should be handled</param>
/// <param name="handleGamepads">If gamepad input should be handled</param>
/// <param name="handleTouch">If touch input should be handled</param>
public InputHandler(Game game, bool handleKeyboard = true, bool handleMouse = true, bool handleGamepads = true, bool handleTouch = true) : base(game) {
/// <param name="storeAllActiveInputs">Whether all inputs that are currently down and pressed should be calculated each update</param>
public InputHandler(Game game, bool handleKeyboard = true, bool handleMouse = true, bool handleGamepads = true, bool handleTouch = true, bool storeAllActiveInputs = true) : base(game) {
this.HandleKeyboard = handleKeyboard;
this.HandleMouse = handleMouse;
this.HandleGamepads = handleGamepads;
this.HandleTouch = handleTouch;
this.StoreAllActiveInputs = storeAllActiveInputs;
this.Gestures = this.gestures.AsReadOnly();
}
@ -145,14 +160,18 @@ namespace MLEM.Input {
if (this.HandleKeyboard) {
this.LastKeyboardState = this.KeyboardState;
this.KeyboardState = active ? Keyboard.GetState() : default;
this.PressedKeys = this.KeyboardState.GetPressedKeys();
var pressedKeys = this.KeyboardState.GetPressedKeys();
if (this.StoreAllActiveInputs) {
foreach (var pressed in pressedKeys)
this.inputsDownAccum.Add(pressed);
}
if (this.HandleKeyboardRepeats) {
this.triggerKeyRepeat = false;
if (this.heldKey == Keys.None) {
// if we're not repeating a key, set the first key being held to the repeat key
// note that modifier keys don't count as that wouldn't really make sense
var key = this.PressedKeys.FirstOrDefault(k => !k.IsModifier());
var key = pressedKeys.FirstOrDefault(k => !k.IsModifier());
if (key != Keys.None) {
this.heldKey = key;
this.heldKeyStart = DateTime.UtcNow;
@ -184,6 +203,12 @@ namespace MLEM.Input {
var state = Mouse.GetState();
if (active && this.Game.GraphicsDevice.Viewport.Bounds.Contains(state.Position)) {
this.MouseState = state;
if (this.StoreAllActiveInputs) {
foreach (var button in MouseExtensions.MouseButtons) {
if (state.GetState(button) == ButtonState.Pressed)
this.inputsDownAccum.Add(button);
}
}
} else {
// mouse position and scroll wheel value should be preserved when the mouse is out of bounds
this.MouseState = new MouseState(state.X, state.Y, state.ScrollWheelValue, 0, 0, 0, 0, 0, state.HorizontalScrollWheelValue);
@ -194,9 +219,22 @@ namespace MLEM.Input {
this.ConnectedGamepads = GamePad.MaximumGamePadCount;
for (var i = 0; i < GamePad.MaximumGamePadCount; i++) {
this.lastGamepads[i] = this.gamepads[i];
this.gamepads[i] = active ? GamePad.GetState(i) : default;
if (this.ConnectedGamepads > i && !GamePad.GetCapabilities(i).IsConnected)
this.ConnectedGamepads = i;
var state = GamePadState.Default;
if (GamePad.GetCapabilities(i).IsConnected) {
if (active) {
state = GamePad.GetState(i);
if (this.StoreAllActiveInputs) {
foreach (var button in EnumHelper.Buttons) {
if (state.IsButtonDown(button))
this.inputsDownAccum.Add(button);
}
}
}
} else {
if (this.ConnectedGamepads > i)
this.ConnectedGamepads = i;
}
this.gamepads[i] = state;
}
if (this.HandleGamepadRepeats) {
@ -238,6 +276,17 @@ namespace MLEM.Input {
while (active && TouchPanel.IsGestureAvailable)
this.gestures.Add(TouchPanel.ReadGesture());
}
if (this.StoreAllActiveInputs) {
if (this.inputsDownAccum.Count <= 0) {
this.InputsPressed = Array.Empty<GenericInput>();
this.InputsDown = Array.Empty<GenericInput>();
} else {
this.InputsPressed = this.inputsDownAccum.Where(i => !this.InputsDown.Contains(i)).ToArray();
this.InputsDown = this.inputsDownAccum.ToArray();
this.inputsDownAccum.Clear();
}
}
}
/// <inheritdoc cref="Update()"/>

View file

@ -230,6 +230,11 @@ namespace Sandbox {
if (delta != 0) {
this.camera.Zoom(0.1F * Math.Sign(delta), this.InputHandler.MousePosition.ToVector2());
}
if (Input.InputsDown.Length > 0)
Console.WriteLine("Down: " + string.Join(", ", Input.InputsDown));
if (Input.InputsPressed.Length > 0)
Console.WriteLine("Pressed: " + string.Join(", ", Input.InputsPressed));
}
protected override void DoDraw(GameTime gameTime) {