101 lines
2.1 KiB
C#
101 lines
2.1 KiB
C#
using System;
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using System.IO;
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using System.Linq;
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using BizHawk.Common;
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namespace BizHawk.Emulation.Common
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{
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/// <summary>
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/// Can freeze a copy of a controller input set and serialize\deserialize it
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/// </summary>
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public class SaveController : IController
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{
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private readonly WorkingDictionary<string, float> _buttons = new WorkingDictionary<string, float>();
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public SaveController()
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{
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Definition = null;
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}
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public SaveController(ControllerDefinition def)
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{
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Definition = def;
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}
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/// <summary>
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/// Gets the current definition.
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/// Invalid until CopyFrom has been called
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/// </summary>
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public ControllerDefinition Definition { get; private set; }
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public void Serialize(BinaryWriter b)
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{
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b.Write(_buttons.Keys.Count);
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foreach (var k in _buttons.Keys)
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{
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b.Write(k);
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b.Write(_buttons[k]);
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}
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}
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/// <summary>
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/// No checking to see if the deserialized controls match any definition
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/// </summary>
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public void DeSerialize(BinaryReader b)
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{
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_buttons.Clear();
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int numbuttons = b.ReadInt32();
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for (int i = 0; i < numbuttons; i++)
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{
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string k = b.ReadString();
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float v = b.ReadSingle();
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_buttons.Add(k, v);
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}
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}
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/// <summary>
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/// This controller's definition changes to that of source
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/// </summary>
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public void CopyFrom(IController source)
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{
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Definition = source.Definition;
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_buttons.Clear();
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foreach (var k in Definition.BoolButtons)
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{
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_buttons.Add(k, source.IsPressed(k) ? 1.0f : 0);
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}
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foreach (var k in Definition.FloatControls)
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{
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if (_buttons.Keys.Contains(k))
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{
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throw new Exception("name collision between bool and float lists!");
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}
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_buttons.Add(k, source.GetFloat(k));
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}
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}
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public void Clear()
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{
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_buttons.Clear();
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}
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public void Set(string button)
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{
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_buttons[button] = 1.0f;
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}
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public bool IsPressed(string button)
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{
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return _buttons[button] != 0;
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}
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public float GetFloat(string name)
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{
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return _buttons[name];
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}
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}
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}
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