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7 changed files with 48 additions and 304 deletions

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@ -1,7 +1,4 @@
using System;
using System.Linq;
using Microsoft.Xna.Framework; using Microsoft.Xna.Framework;
using MLEM.Input;
using MLEM.Textures; using MLEM.Textures;
namespace MLEM.Ui.Elements { namespace MLEM.Ui.Elements {
@ -114,60 +111,6 @@ namespace MLEM.Ui.Elements {
return group; return group;
} }
/// <summary>
/// Creates a <see cref="Button"/> that acts as a way to input a custom value for a <see cref="Keybind"/>.
/// Note that only the first <see cref="Keybind.Combination"/> of the given keybind is displayed and edited, all others are ignored. The exception is that, if <paramref name="unbindKey"/> is set, unbinding the keybind clears all combinations.
/// Inputting custom keybinds using this element supports <see cref="ModifierKey"/>-based modifiers and any <see cref="GenericInput"/>-based keys.
/// </summary>
/// <param name="anchor">The button's anchor</param>
/// <param name="size">The button's size</param>
/// <param name="keybind">The keybind that this button should represent</param>
/// <param name="inputHandler">The input handler to query inputs with</param>
/// <param name="activePlaceholder">A placeholder text that is displayed while the keybind is being edited</param>
/// <param name="unbindKey">An optional generic input that allows the keybind value to be unbound, clearing all combinations</param>
/// <param name="unboundPlaceholder">A placeholder text that is displayed if the keybind is unbound</param>
/// <param name="inputName">An optional function to give each input a display name that is easier to read. If this is null, <see cref="GenericInput.ToString"/> is used.</param>
/// <returns>A keybind button with the given settings</returns>
public static Button KeybindButton(Anchor anchor, Vector2 size, Keybind keybind, InputHandler inputHandler, string activePlaceholder, GenericInput unbindKey = default, string unboundPlaceholder = "", Func<GenericInput, string> inputName = null) {
string GetCurrentName() {
var combination = keybind.GetCombinations().FirstOrDefault();
if (combination == null)
return unboundPlaceholder;
return string.Join(" + ", combination.Modifiers
.Append(combination.Key)
.Select(i => inputName?.Invoke(i) ?? i.ToString()));
}
var button = new Button(anchor, size, GetCurrentName());
var active = false;
var activeNext = false;
button.OnPressed = e => {
button.Text.Text = activePlaceholder;
activeNext = true;
};
button.OnUpdated = (e, time) => {
if (activeNext) {
active = true;
activeNext = false;
} else if (active) {
if (unbindKey != default && inputHandler.IsPressed(unbindKey)) {
keybind.Clear();
button.Text.Text = unboundPlaceholder;
active = false;
} else if (inputHandler.InputsPressed.Length > 0) {
var key = inputHandler.InputsPressed.FirstOrDefault(i => !i.IsModifier());
if (key != default) {
var mods = inputHandler.InputsDown.Where(i => i.IsModifier());
keybind.Remove((c, i) => i == 0).Add(key, mods.ToArray());
button.Text.Text = GetCurrentName();
active = false;
}
}
}
};
return button;
}
} }
/// <summary> /// <summary>

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@ -57,11 +57,11 @@ namespace MLEM.Ui {
/// <summary> /// <summary>
/// AA <see cref="Keybind"/> that acts as the buttons on a gamepad that perform the <see cref="Element.OnPressed"/> action. /// AA <see cref="Keybind"/> that acts as the buttons on a gamepad that perform the <see cref="Element.OnPressed"/> action.
/// </summary> /// </summary>
public readonly Keybind GamepadButtons = new Keybind(Buttons.A); public readonly Keybind GamepadButtons = new Keybind().Add(Buttons.A);
/// <summary> /// <summary>
/// A <see cref="Keybind"/> that acts as the buttons on a gamepad that perform the <see cref="Element.OnSecondaryPressed"/> action. /// A <see cref="Keybind"/> that acts as the buttons on a gamepad that perform the <see cref="Element.OnSecondaryPressed"/> action.
/// </summary> /// </summary>
public readonly Keybind SecondaryGamepadButtons = new Keybind(Buttons.X); public readonly Keybind SecondaryGamepadButtons = new Keybind().Add(Buttons.X);
/// <summary> /// <summary>
/// A <see cref="Keybind"/> that acts as the buttons that select a <see cref="Element"/> that is above the currently selected element. /// A <see cref="Keybind"/> that acts as the buttons that select a <see cref="Element"/> that is above the currently selected element.
/// </summary> /// </summary>

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@ -25,53 +25,6 @@ namespace MLEM.Input {
this.value = value; this.value = value;
} }
/// <inheritdoc />
public override string ToString() {
var ret = this.Type.ToString();
switch (this.Type) {
case InputType.Mouse:
ret += ((MouseButton) this).ToString();
break;
case InputType.Keyboard:
ret += ((Keys) this).ToString();
break;
case InputType.Gamepad:
ret += ((Buttons) this).ToString();
break;
}
return ret;
}
/// <inheritdoc />
public override bool Equals(object obj) {
return obj is GenericInput o && this.Type == o.Type && this.value == o.value;
}
/// <inheritdoc />
public override int GetHashCode() {
return ((int) this.Type * 397) ^ this.value;
}
/// <summary>
/// Compares the two generic input instances for equality using <see cref="Equals"/>
/// </summary>
/// <param name="left">The left input</param>
/// <param name="right">The right input</param>
/// <returns>Whether the two generic inputs are equal</returns>
public static bool operator ==(GenericInput left, GenericInput right) {
return left.Equals(right);
}
/// <summary>
/// Compares the two generic input instances for inequality using <see cref="Equals"/>
/// </summary>
/// <param name="left">The left input</param>
/// <param name="right">The right input</param>
/// <returns>Whether the two generic inputs are not equal</returns>
public static bool operator !=(GenericInput left, GenericInput right) {
return !left.Equals(right);
}
/// <summary> /// <summary>
/// Converts a <see cref="Keys"/> to a generic input. /// Converts a <see cref="Keys"/> to a generic input.
/// </summary> /// </summary>
@ -104,11 +57,11 @@ namespace MLEM.Input {
/// </summary> /// </summary>
/// <param name="input">The input to convert</param> /// <param name="input">The input to convert</param>
/// <returns>The resulting keys</returns> /// <returns>The resulting keys</returns>
/// <exception cref="ArgumentException">If the given generic input's <see cref="Type"/> is not <see cref="InputType.Keyboard"/> or <see cref="InputType.None"/></exception> /// <exception cref="ArgumentException">If the given generic input's <see cref="Type"/> is not <see cref="InputType.Keyboard"/></exception>
public static implicit operator Keys(GenericInput input) { public static implicit operator Keys(GenericInput input) {
if (input.Type == InputType.None) if (input.Type != InputType.Keyboard)
return Keys.None; throw new ArgumentException();
return input.Type == InputType.Keyboard ? (Keys) input.value : throw new ArgumentException(); return (Keys) input.value;
} }
/// <summary> /// <summary>
@ -118,7 +71,9 @@ namespace MLEM.Input {
/// <returns>The resulting button</returns> /// <returns>The resulting button</returns>
/// <exception cref="ArgumentException">If the given generic input's <see cref="Type"/> is not <see cref="InputType.Mouse"/></exception> /// <exception cref="ArgumentException">If the given generic input's <see cref="Type"/> is not <see cref="InputType.Mouse"/></exception>
public static implicit operator MouseButton(GenericInput input) { public static implicit operator MouseButton(GenericInput input) {
return input.Type == InputType.Mouse ? (MouseButton) input.value : throw new ArgumentException(); if (input.Type != InputType.Mouse)
throw new ArgumentException();
return (MouseButton) input.value;
} }
/// <summary> /// <summary>
@ -128,7 +83,9 @@ namespace MLEM.Input {
/// <returns>The resulting buttons</returns> /// <returns>The resulting buttons</returns>
/// <exception cref="ArgumentException">If the given generic input's <see cref="Type"/> is not <see cref="InputType.Gamepad"/></exception> /// <exception cref="ArgumentException">If the given generic input's <see cref="Type"/> is not <see cref="InputType.Gamepad"/></exception>
public static implicit operator Buttons(GenericInput input) { public static implicit operator Buttons(GenericInput input) {
return input.Type == InputType.Gamepad ? (Buttons) input.value : throw new ArgumentException(); if (input.Type != InputType.Gamepad)
throw new ArgumentException();
return (Buttons) input.value;
} }
/// <summary> /// <summary>
@ -137,11 +94,6 @@ namespace MLEM.Input {
[DataContract] [DataContract]
public enum InputType { public enum InputType {
/// <summary>
/// A type representing no value
/// </summary>
[EnumMember]
None,
/// <summary> /// <summary>
/// A type representing <see cref="MouseButton"/> /// A type representing <see cref="MouseButton"/>
/// </summary> /// </summary>

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@ -23,7 +23,11 @@ namespace MLEM.Input {
/// </summary> /// </summary>
public KeyboardState KeyboardState { get; private set; } public KeyboardState KeyboardState { get; private set; }
/// <summary> /// <summary>
/// Set this field to false to disable keyboard handling for this input handler. /// 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.
/// </summary> /// </summary>
public bool HandleKeyboard; public bool HandleKeyboard;
@ -52,7 +56,7 @@ namespace MLEM.Input {
/// </summary> /// </summary>
public int LastScrollWheel => this.LastMouseState.ScrollWheelValue; public int LastScrollWheel => this.LastMouseState.ScrollWheelValue;
/// <summary> /// <summary>
/// Set this field to false to disable mouse handling for this input handler. /// Set this property to false to disable mouse handling for this input handler.
/// </summary> /// </summary>
public bool HandleMouse; public bool HandleMouse;
@ -60,11 +64,11 @@ namespace MLEM.Input {
private readonly GamePadState[] gamepads = new GamePadState[GamePad.MaximumGamePadCount]; private readonly GamePadState[] gamepads = new GamePadState[GamePad.MaximumGamePadCount];
/// <summary> /// <summary>
/// Contains the amount of gamepads that are currently connected. /// Contains the amount of gamepads that are currently connected.
/// This field is automatically updated in <see cref="Update()"/> /// This property is automatically updated in <see cref="Update()"/>
/// </summary> /// </summary>
public int ConnectedGamepads { get; private set; } public int ConnectedGamepads { get; private set; }
/// <summary> /// <summary>
/// Set this field to false to disable keyboard handling for this input handler. /// Set this property to false to disable keyboard handling for this input handler.
/// </summary> /// </summary>
public bool HandleGamepads; public bool HandleGamepads;
@ -83,7 +87,7 @@ namespace MLEM.Input {
public readonly ReadOnlyCollection<GestureSample> Gestures; public readonly ReadOnlyCollection<GestureSample> Gestures;
private readonly List<GestureSample> gestures = new List<GestureSample>(); private readonly List<GestureSample> gestures = new List<GestureSample>();
/// <summary> /// <summary>
/// Set this field to false to disable touch handling for this input handler. /// Set this property to false to disable touch handling for this input handler.
/// </summary> /// </summary>
public bool HandleTouch; public bool HandleTouch;
@ -99,7 +103,7 @@ namespace MLEM.Input {
public TimeSpan KeyRepeatRate = TimeSpan.FromSeconds(0.05); public TimeSpan KeyRepeatRate = TimeSpan.FromSeconds(0.05);
/// <summary> /// <summary>
/// Set this field to false to disable keyboard repeat event handling. /// Set this property to false to disable keyboard repeat event handling.
/// </summary> /// </summary>
public bool HandleKeyboardRepeats = true; public bool HandleKeyboardRepeats = true;
private DateTime heldKeyStart; private DateTime heldKeyStart;
@ -108,7 +112,7 @@ namespace MLEM.Input {
private Keys heldKey; private Keys heldKey;
/// <summary> /// <summary>
/// Set this field to false to disable gamepad repeat event handling. /// Set this property to false to disable gamepad repeat event handling.
/// </summary> /// </summary>
public bool HandleGamepadRepeats = true; public bool HandleGamepadRepeats = true;
private readonly DateTime[] heldGamepadButtonStarts = new DateTime[GamePad.MaximumGamePadCount]; private readonly DateTime[] heldGamepadButtonStarts = new DateTime[GamePad.MaximumGamePadCount];
@ -116,23 +120,6 @@ namespace MLEM.Input {
private readonly bool[] triggerGamepadButtonRepeat = new bool[GamePad.MaximumGamePadCount]; private readonly bool[] triggerGamepadButtonRepeat = new bool[GamePad.MaximumGamePadCount];
private readonly Buttons?[] heldGamepadButtons = new Buttons?[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> /// <summary>
/// Creates a new input handler with optional initial values. /// Creates a new input handler with optional initial values.
/// </summary> /// </summary>
@ -141,13 +128,11 @@ namespace MLEM.Input {
/// <param name="handleMouse">If mouse input should be handled</param> /// <param name="handleMouse">If mouse input should be handled</param>
/// <param name="handleGamepads">If gamepad 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> /// <param name="handleTouch">If touch input should be handled</param>
/// <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) : base(game) {
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.HandleKeyboard = handleKeyboard;
this.HandleMouse = handleMouse; this.HandleMouse = handleMouse;
this.HandleGamepads = handleGamepads; this.HandleGamepads = handleGamepads;
this.HandleTouch = handleTouch; this.HandleTouch = handleTouch;
this.StoreAllActiveInputs = storeAllActiveInputs;
this.Gestures = this.gestures.AsReadOnly(); this.Gestures = this.gestures.AsReadOnly();
} }
@ -160,18 +145,14 @@ namespace MLEM.Input {
if (this.HandleKeyboard) { if (this.HandleKeyboard) {
this.LastKeyboardState = this.KeyboardState; this.LastKeyboardState = this.KeyboardState;
this.KeyboardState = active ? Keyboard.GetState() : default; this.KeyboardState = active ? Keyboard.GetState() : default;
var pressedKeys = this.KeyboardState.GetPressedKeys(); this.PressedKeys = this.KeyboardState.GetPressedKeys();
if (this.StoreAllActiveInputs) {
foreach (var pressed in pressedKeys)
this.inputsDownAccum.Add(pressed);
}
if (this.HandleKeyboardRepeats) { if (this.HandleKeyboardRepeats) {
this.triggerKeyRepeat = false; this.triggerKeyRepeat = false;
if (this.heldKey == Keys.None) { if (this.heldKey == Keys.None) {
// if we're not repeating a key, set the first key being held to the repeat key // 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 // note that modifier keys don't count as that wouldn't really make sense
var key = pressedKeys.FirstOrDefault(k => !k.IsModifier()); var key = this.PressedKeys.FirstOrDefault(k => !k.IsModifier());
if (key != Keys.None) { if (key != Keys.None) {
this.heldKey = key; this.heldKey = key;
this.heldKeyStart = DateTime.UtcNow; this.heldKeyStart = DateTime.UtcNow;
@ -203,12 +184,6 @@ namespace MLEM.Input {
var state = Mouse.GetState(); var state = Mouse.GetState();
if (active && this.Game.GraphicsDevice.Viewport.Bounds.Contains(state.Position)) { if (active && this.Game.GraphicsDevice.Viewport.Bounds.Contains(state.Position)) {
this.MouseState = state; this.MouseState = state;
if (this.StoreAllActiveInputs) {
foreach (var button in MouseExtensions.MouseButtons) {
if (state.GetState(button) == ButtonState.Pressed)
this.inputsDownAccum.Add(button);
}
}
} else { } else {
// mouse position and scroll wheel value should be preserved when the mouse is out of bounds // 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); this.MouseState = new MouseState(state.X, state.Y, state.ScrollWheelValue, 0, 0, 0, 0, 0, state.HorizontalScrollWheelValue);
@ -219,23 +194,10 @@ namespace MLEM.Input {
this.ConnectedGamepads = GamePad.MaximumGamePadCount; this.ConnectedGamepads = GamePad.MaximumGamePadCount;
for (var i = 0; i < GamePad.MaximumGamePadCount; i++) { for (var i = 0; i < GamePad.MaximumGamePadCount; i++) {
this.lastGamepads[i] = this.gamepads[i]; this.lastGamepads[i] = this.gamepads[i];
var state = GamePadState.Default; this.gamepads[i] = active ? GamePad.GetState(i) : default;
if (GamePad.GetCapabilities(i).IsConnected) { if (this.ConnectedGamepads > i && !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.ConnectedGamepads = i;
} }
this.gamepads[i] = state;
}
if (this.HandleGamepadRepeats) { if (this.HandleGamepadRepeats) {
for (var i = 0; i < this.ConnectedGamepads; i++) { for (var i = 0; i < this.ConnectedGamepads; i++) {
@ -276,17 +238,6 @@ namespace MLEM.Input {
while (active && TouchPanel.IsGestureAvailable) while (active && TouchPanel.IsGestureAvailable)
this.gestures.Add(TouchPanel.ReadGesture()); 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()"/> /// <inheritdoc cref="Update()"/>
@ -523,7 +474,7 @@ namespace MLEM.Input {
case GenericInput.InputType.Mouse: case GenericInput.InputType.Mouse:
return this.IsMouseButtonDown(control); return this.IsMouseButtonDown(control);
default: default:
return false; throw new ArgumentException(nameof(control));
} }
} }
@ -544,7 +495,7 @@ namespace MLEM.Input {
case GenericInput.InputType.Mouse: case GenericInput.InputType.Mouse:
return this.IsMouseButtonUp(control); return this.IsMouseButtonUp(control);
default: default:
return true; throw new ArgumentException(nameof(control));
} }
} }
@ -565,7 +516,7 @@ namespace MLEM.Input {
case GenericInput.InputType.Mouse: case GenericInput.InputType.Mouse:
return this.IsMouseButtonPressed(control); return this.IsMouseButtonPressed(control);
default: default:
return false; throw new ArgumentException(nameof(control));
} }
} }

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@ -1,4 +1,3 @@
using System;
using System.Collections.Generic; using System.Collections.Generic;
using System.Linq; using System.Linq;
using System.Runtime.Serialization; using System.Runtime.Serialization;
@ -13,27 +12,7 @@ namespace MLEM.Input {
public class Keybind { public class Keybind {
[DataMember] [DataMember]
private Combination[] combinations = Array.Empty<Combination>(); private readonly List<Combination> combinations = new List<Combination>();
/// <summary>
/// Creates a new keybind and adds the given key and modifiers using <see cref="Add(MLEM.Input.GenericInput,MLEM.Input.GenericInput[])"/>
/// </summary>
/// <param name="key">The key to be pressed.</param>
/// <param name="modifiers">The modifier keys that have to be held down.</param>
public Keybind(GenericInput key, params GenericInput[] modifiers) {
this.Add(key, modifiers);
}
/// <inheritdoc cref="Keybind(GenericInput, GenericInput[])"/>
public Keybind(GenericInput key, ModifierKey modifier) {
this.Add(key, modifier);
}
/// <summary>
/// Creates a new keybind with no default combinations
/// </summary>
public Keybind() {
}
/// <summary> /// <summary>
/// Adds a new key combination to this keybind that can optionally be pressed for the keybind to trigger. /// Adds a new key combination to this keybind that can optionally be pressed for the keybind to trigger.
@ -42,7 +21,7 @@ namespace MLEM.Input {
/// <param name="modifiers">The modifier keys that have to be held down.</param> /// <param name="modifiers">The modifier keys that have to be held down.</param>
/// <returns>This keybind, for chaining</returns> /// <returns>This keybind, for chaining</returns>
public Keybind Add(GenericInput key, params GenericInput[] modifiers) { public Keybind Add(GenericInput key, params GenericInput[] modifiers) {
this.combinations = this.combinations.Append(new Combination(key, modifiers)).ToArray(); this.combinations.Add(new Combination(key, modifiers));
return this; return this;
} }
@ -56,17 +35,7 @@ namespace MLEM.Input {
/// </summary> /// </summary>
/// <returns>This keybind, for chaining</returns> /// <returns>This keybind, for chaining</returns>
public Keybind Clear() { public Keybind Clear() {
this.combinations = Array.Empty<Combination>(); this.combinations.Clear();
return this;
}
/// <summary>
/// Removes all combinations that match the given predicate
/// </summary>
/// <param name="predicate">The predicate to match against</param>
/// <returns>This keybind, for chaining</returns>
public Keybind Remove(Func<Combination, int, bool> predicate) {
this.combinations = this.combinations.Where((c, i) => !predicate(c, i)).ToArray();
return this; return this;
} }
@ -77,7 +46,7 @@ namespace MLEM.Input {
/// <param name="other">The keybind to copy from</param> /// <param name="other">The keybind to copy from</param>
/// <returns>This keybind, for chaining</returns> /// <returns>This keybind, for chaining</returns>
public Keybind CopyFrom(Keybind other) { public Keybind CopyFrom(Keybind other) {
this.combinations = this.combinations.Concat(other.combinations).ToArray(); this.combinations.AddRange(other.combinations);
return this; return this;
} }
@ -103,85 +72,29 @@ namespace MLEM.Input {
return this.combinations.Any(c => c.IsPressed(handler, gamepadIndex)); return this.combinations.Any(c => c.IsPressed(handler, gamepadIndex));
} }
/// <summary>
/// Returns whether any of this keybind's modifier keys are currently down.
/// See <see cref="InputHandler.IsDown"/> for more information.
/// </summary>
/// <param name="handler">The input handler to query the keys with</param>
/// <param name="gamepadIndex">The index of the gamepad to query, or -1 to query all gamepads</param>
/// <returns>Whether any of this keyboard's modifier keys are down</returns>
public bool IsModifierDown(InputHandler handler, int gamepadIndex = -1) {
return this.combinations.Any(c => c.IsModifierDown(handler, gamepadIndex));
}
/// <summary>
/// Returns an enumerable of all of the combinations that this keybind currently contains
/// </summary>
/// <returns>This keybind's combinations</returns>
public IEnumerable<Combination> GetCombinations() {
foreach (var combination in this.combinations)
yield return combination;
}
/// <summary>
/// A key combination is a combination of a set of modifier keys and a key.
/// All of the keys are <see cref="GenericInput"/> instances, so they can be keyboard-, mouse- or gamepad-based.
/// </summary>
[DataContract] [DataContract]
public class Combination { private class Combination {
/// <summary>
/// The inputs that have to be held down for this combination to be valid.
/// If this collection is empty, there are no required modifier keys.
/// </summary>
[DataMember] [DataMember]
public readonly GenericInput[] Modifiers; private readonly GenericInput[] modifiers;
/// <summary>
/// The input that has to be down (or pressed) for this combination to be considered down (or pressed).
/// Note that <see cref="Modifiers"/> needs to be empty, or all of its values need to be down, as well.
/// </summary>
[DataMember] [DataMember]
public readonly GenericInput Key; private readonly GenericInput key;
/// <summary>
/// Creates a new combination with the given settings.
/// To add a combination to a <see cref="Keybind"/>, use <see cref="Keybind.Add(MLEM.Input.GenericInput,MLEM.Input.GenericInput[])"/> instead.
/// </summary>
/// <param name="key">The key</param>
/// <param name="modifiers">The modifiers</param>
public Combination(GenericInput key, GenericInput[] modifiers) { public Combination(GenericInput key, GenericInput[] modifiers) {
this.Modifiers = modifiers; this.modifiers = modifiers;
this.Key = key; this.key = key;
} }
/// <summary> internal bool IsDown(InputHandler handler, int gamepadIndex = -1) {
/// Returns whether this combination is currently down return this.IsModifierDown(handler, gamepadIndex) && handler.IsDown(this.key, gamepadIndex);
/// </summary>
/// <param name="handler">The input handler to query the keys with</param>
/// <param name="gamepadIndex">The index of the gamepad to query, or -1 to query all gamepads</param>
/// <returns>Whether this combination is down</returns>
public bool IsDown(InputHandler handler, int gamepadIndex = -1) {
return this.IsModifierDown(handler, gamepadIndex) && handler.IsDown(this.Key, gamepadIndex);
} }
/// <summary> internal bool IsPressed(InputHandler handler, int gamepadIndex = -1) {
/// Returns whether this combination is currently pressed return this.IsModifierDown(handler, gamepadIndex) && handler.IsPressed(this.key, gamepadIndex);
/// </summary>
/// <param name="handler">The input handler to query the keys with</param>
/// <param name="gamepadIndex">The index of the gamepad to query, or -1 to query all gamepads</param>
/// <returns>Whether this combination is pressed</returns>
public bool IsPressed(InputHandler handler, int gamepadIndex = -1) {
return this.IsModifierDown(handler, gamepadIndex) && handler.IsPressed(this.Key, gamepadIndex);
} }
/// <summary> private bool IsModifierDown(InputHandler handler, int gamepadIndex = -1) {
/// Returns whether this combination's modifier keys are currently down return this.modifiers.Length <= 0 || this.modifiers.Any(m => handler.IsDown(m, gamepadIndex));
/// </summary>
/// <param name="handler">The input handler to query the keys with</param>
/// <param name="gamepadIndex">The index of the gamepad to query, or -1 to query all gamepads</param>
/// <returns>Whether this combination's modifiers are down</returns>
public bool IsModifierDown(InputHandler handler, int gamepadIndex = -1) {
return this.Modifiers.Length <= 0 || this.Modifiers.Any(m => handler.IsDown(m, gamepadIndex));
} }
} }

View file

@ -50,11 +50,6 @@ namespace MLEM.Input {
return ModifierKey.None; return ModifierKey.None;
} }
/// <inheritdoc cref="GetModifier(Microsoft.Xna.Framework.Input.Keys)"/>
public static ModifierKey GetModifier(this GenericInput input) {
return input.Type == GenericInput.InputType.Keyboard ? GetModifier((Keys) input) : ModifierKey.None;
}
/// <summary> /// <summary>
/// Returns whether the given key is a modifier key or not. /// Returns whether the given key is a modifier key or not.
/// </summary> /// </summary>
@ -64,11 +59,6 @@ namespace MLEM.Input {
return GetModifier(key) != ModifierKey.None; return GetModifier(key) != ModifierKey.None;
} }
/// <inheritdoc cref="IsModifier(Microsoft.Xna.Framework.Input.Keys)"/>
public static bool IsModifier(this GenericInput input) {
return GetModifier(input) != ModifierKey.None;
}
} }
/// <summary> /// <summary>
@ -78,7 +68,7 @@ namespace MLEM.Input {
public enum ModifierKey { public enum ModifierKey {
/// <summary> /// <summary>
/// No modifier key. Only used for <see cref="KeysExtensions.GetModifier(Keys)"/> /// No modifier key. Only used for <see cref="KeysExtensions.GetModifier"/>
/// </summary> /// </summary>
None, None,
/// <summary> /// <summary>

View file

@ -230,11 +230,6 @@ namespace Sandbox {
if (delta != 0) { if (delta != 0) {
this.camera.Zoom(0.1F * Math.Sign(delta), this.InputHandler.MousePosition.ToVector2()); 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) { protected override void DoDraw(GameTime gameTime) {