575 lines
20 KiB
C#
575 lines
20 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Reflection;
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using System.Xml.Linq;
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using Lidgren.Network;
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using Microsoft.Xna.Framework;
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using Microsoft.Xna.Framework.Graphics;
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using Subsurface.Networking;
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using Subsurface.Items.Components;
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using System.IO;
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using System.Globalization;
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namespace Subsurface
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{
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class ItemSound
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{
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public readonly Sound Sound;
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public readonly ActionType Type;
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public string VolumeProperty;
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public readonly float Range;
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public ItemSound(Sound sound, ActionType type, float range)
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{
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this.Sound = sound;
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this.Type = type;
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this.Range = range;
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}
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}
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/// <summary>
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/// The base class for components holding the different functionalities of the item
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/// </summary>
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class ItemComponent : IPropertyObject
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{
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protected Item item;
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protected string name;
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protected bool isActive;
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protected bool characterUsable;
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protected bool canBePicked;
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protected bool canBeSelected;
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public List<StatusEffect> statusEffects;
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protected bool updated;
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public List<RelatedItem> requiredItems;
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public List<Skill> requiredSkills;
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private List<ItemSound> sounds;
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private GUIFrame guiFrame;
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public readonly Dictionary<string, ObjectProperty> properties;
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public Dictionary<string, ObjectProperty> ObjectProperties
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{
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get { return properties; }
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}
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//has the component already been updated this frame
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public bool Updated
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{
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get { return updated; }
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set { updated = value; }
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}
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public virtual bool IsActive
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{
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get { return isActive; }
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set { isActive = value; }
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}
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[HasDefaultValue(false, false)]
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public bool CanBePicked
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{
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get { return canBePicked; }
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set { canBePicked = value; }
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}
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[HasDefaultValue(false, false)]
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public bool CanBeSelected
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{
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get { return canBeSelected; }
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set { canBeSelected = value; }
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}
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public Item Item
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{
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get { return item; }
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}
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public string Name
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{
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get { return name; }
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}
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protected GUIFrame GuiFrame
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{
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get
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{
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if (guiFrame==null)
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{
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DebugConsole.ThrowError("Error: the component "+name+" in "+item.Name+" doesn't have a guiFrame");
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guiFrame = new GUIFrame(new Rectangle(0, 0, 100, 100), Color.Black);
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}
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return guiFrame;
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}
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}
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[HasDefaultValue("", false)]
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public string Msg
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{
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get { return msg; }
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set { msg = value; }
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}
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private string msg;
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public ItemComponent(Item item, XElement element)
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{
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this.item = item;
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properties = ObjectProperty.GetProperties(this);
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//canBePicked = ToolBox.GetAttributeBool(element, "canbepicked", false);
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//canBeSelected = ToolBox.GetAttributeBool(element, "canbeselected", false);
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//msg = ToolBox.GetAttributeString(element, "msg", "");
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requiredItems = new List<RelatedItem>();
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requiredSkills = new List<Skill>();
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sounds = new List<ItemSound>();
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statusEffects = new List<StatusEffect>();
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//var initableProperties = ObjectProperty.GetProperties<Initable>(this);
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//foreach (ObjectProperty initableProperty in initableProperties)
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//{
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// object value = ToolBox.GetAttributeObject(element, initableProperty.Name.ToLower());
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// if (value==null)
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// {
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// foreach (var ini in initableProperty.Attributes.OfType<Initable>())
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// {
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// value = ini.defaultValue;
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// break;
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// }
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// }
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// initableProperty.TrySetValue(value);
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//}
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properties = ObjectProperty.InitProperties(this, element);
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foreach (XElement subElement in element.Elements())
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{
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switch (subElement.Name.ToString().ToLower())
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{
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case "requireditem":
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case "requireditems":
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RelatedItem ri = RelatedItem.Load(subElement);
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if (ri != null) requiredItems.Add(ri);
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break;
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case "requiredskill":
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case "requiredskills":
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string skillName = ToolBox.GetAttributeString(subElement, "name", "");
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requiredSkills.Add(new Skill(skillName, ToolBox.GetAttributeInt(subElement, "level", 0)));
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break;
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case "statuseffect":
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statusEffects.Add(StatusEffect.Load(subElement));
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break;
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case "guiframe":
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Vector4 rect = ToolBox.GetAttributeVector4(subElement, "rect", Vector4.One);
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rect.X *= Game1.GraphicsWidth;
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rect.Y *= Game1.GraphicsHeight;
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rect.Z *= Game1.GraphicsWidth;
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rect.W *= Game1.GraphicsHeight;
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Vector4 color = ToolBox.GetAttributeVector4(subElement, "color", Vector4.One);
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Alignment alignment = Alignment.Center;
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try
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{
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alignment = (Alignment)Enum.Parse(typeof(Alignment),
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ToolBox.GetAttributeString(subElement, "alignment", "Center"), true);
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}
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catch
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{
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DebugConsole.ThrowError("Error in " + element + "! ''" + element.Attribute("type").Value + "'' is not a valid alignment");
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}
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guiFrame = new GUIFrame(
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new Rectangle((int)rect.X, (int)rect.Y, (int)rect.Z, (int)rect.W),
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new Color(color.X, color.Y, color.Z, color.W), alignment);
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//guiFrame.Alpha = color.W;
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break;
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case "sound":
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string filePath = ToolBox.GetAttributeString(subElement, "file", "");
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if (filePath=="") continue;
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if (!filePath.Contains("\\")) filePath = Path.GetDirectoryName(item.Prefab.ConfigFile)+"\\"+filePath;
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//int index = item.Prefab.sounds.FindIndex(x => x.FilePath == filePath);
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ActionType type;
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try
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{
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type = (ActionType)Enum.Parse(typeof(ActionType), ToolBox.GetAttributeString(subElement, "type", ""), true);
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}
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catch (Exception e)
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{
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DebugConsole.ThrowError("Invalid sound type in "+subElement+"!", e);
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break;
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}
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Sound sound = Sound.Load(filePath);
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float range = ToolBox.GetAttributeFloat(subElement, "range", 800.0f);
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ItemSound itemSound = new ItemSound(sound, type, range);
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itemSound.VolumeProperty = ToolBox.GetAttributeString(subElement, "volume", "");
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sounds.Add(itemSound);
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break;
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}
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}
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}
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private ItemSound loopingSound;
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private int loopingSoundIndex;
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public void PlaySound(ActionType type, float volume, Vector2 position, bool loop=false)
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{
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ItemSound itemSound = null;
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if (!loop || !Sounds.SoundManager.IsPlaying(loopingSoundIndex))
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{
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List<ItemSound> matchingSounds = sounds.FindAll(x => x.Type == type);
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if (matchingSounds.Count == 0) return;
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int index = Rand.Int(matchingSounds.Count);
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itemSound = sounds[index];
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if (itemSound.VolumeProperty != "")
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{
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ObjectProperty op = null;
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if (properties.TryGetValue(itemSound.VolumeProperty.ToLower(), out op))
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{
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float newVolume = 0.0f;
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float.TryParse(op.GetValue().ToString(), NumberStyles.Any, CultureInfo.InvariantCulture, out newVolume);
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volume = MathHelper.Clamp(newVolume, 0.0f, 1.0f);
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}
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}
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if (loop) loopingSound = itemSound;
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}
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if (loop)
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{
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//if (loopingSound != null && loopingSound.volumeProperty != "") volume = float.Parse(properties[loopingSound.volumeProperty].GetValue().ToString());
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loopingSoundIndex = loopingSound.Sound.Loop(loopingSoundIndex, volume, position, loopingSound.Range);
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}
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else
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{
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itemSound.Sound.Play(volume, itemSound.Range, position);
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}
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}
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public virtual void Move(Vector2 amount) { }
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/// <summary>a character has picked the item</summary>
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public virtual bool Pick(Character picker)
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{
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return false;
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}
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public virtual bool Select(Character character)
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{
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return CanBeSelected;
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}
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/// <summary>a character has dropped the item</summary>
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public virtual void Drop(Character dropper) { }
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public virtual void Draw(SpriteBatch spriteBatch) { }
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public virtual void DrawHUD(SpriteBatch spriteBatch, Character character) { }
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/// <summary>
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/// a construction has activated the item (such as a turret shooting a projectile)
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/// call the Activate-methods of the components</summary>
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/// <param name="c"> The construction which activated the item</param>
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/// <param name="modifier"> A vector that can be used to pass additional information to the components</param>
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public virtual void ItemActivate(Item item, Vector2 modifier) { }
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//called when isActive is true and condition > 0.0f
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public virtual void Update(float deltaTime, Camera cam) { }
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//called when isActive is true and condition == 0.0f
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public virtual void UpdateBroken(float deltaTime, Camera cam)
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{
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if (loopingSoundIndex <= 0) return;
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if (Sounds.SoundManager.IsPlaying(loopingSoundIndex))
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{
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Sounds.SoundManager.Stop(loopingSoundIndex);
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}
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}
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//called when the item is equipped and left mouse button is pressed
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//returns true if the item was used succesfully (not out of ammo, reloading, etc)
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public virtual bool Use(float deltaTime, Character character = null)
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{
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return false;
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}
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//called when the item is equipped and right mouse button is pressed
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public virtual void SecondaryUse(float deltaTime, Character character = null) { }
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//called when the item is placed in a "limbslot"
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public virtual void Equip(Character character) { }
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//called then the item is dropped or dragged out of a "limbslot"
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public virtual void Unequip(Character character) { }
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public virtual bool UseOtherItem(Item item)
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{
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return false;
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}
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public virtual void ReceiveSignal(string signal, Connection connection, Item sender, float power = 0.0f) { }
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public virtual bool Combine(Item item)
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{
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return false;
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}
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public virtual void Remove()
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{
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if (loopingSound!=null)
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{
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Sounds.SoundManager.Stop(loopingSoundIndex);
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}
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}
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public bool HasRequiredSkills(Character character)
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{
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foreach (Skill skill in requiredSkills)
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{
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int characterLevel = character.GetSkillLevel(skill.Name);
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if (characterLevel < skill.Level) return false;
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}
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return true;
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}
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protected bool UseFailed(Character character)
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{
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foreach (Skill skill in requiredSkills)
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{
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int characterLevel = character.GetSkillLevel(skill.Name);
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if (characterLevel > skill.Level) continue;
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if (Rand.Int(characterLevel) - skill.Level < 0) return true;
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}
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return false;
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}
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public bool HasRequiredContainedItems(bool addMessage)
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{
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if (!requiredItems.Any()) return true;
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Item[] containedItems = item.ContainedItems;
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if (containedItems == null || !containedItems.Any()) return false;
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foreach (RelatedItem ri in requiredItems)
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{
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if (ri.Type != RelatedItem.RelationType.Contained) continue;
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Item containedItem = Array.Find(containedItems, x => x != null && x.Condition > 0.0f && ri.MatchesItem(x));
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if (containedItem == null)
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{
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//if (addMessage && !String.IsNullOrEmpty(ri.Msg)) GUI.AddMessage(ri.Msg, Color.Red);
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return false;
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}
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}
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return true;
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}
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public bool HasRequiredItems(Character character, bool addMessage)
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{
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if (!requiredItems.Any()) return true;
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foreach (RelatedItem ri in requiredItems)
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{
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if (!ri.Type.HasFlag(RelatedItem.RelationType.Equipped) && !ri.Type.HasFlag(RelatedItem.RelationType.Picked)) continue;
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bool hasItem = false;
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if (ri.Type.HasFlag(RelatedItem.RelationType.Equipped))
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{
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if (character.SelectedItems.FirstOrDefault(it => it != null && it.Condition > 0.0f && ri.MatchesItem(it)) != null) hasItem = true;
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}
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if (!hasItem && ri.Type.HasFlag(RelatedItem.RelationType.Picked))
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{
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if (character.Inventory.items.FirstOrDefault(x => x!=null && x.Condition>0.0f && ri.MatchesItem(x))!=null) hasItem = true;
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}
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if (!hasItem) return false;
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}
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return true;
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}
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public void ApplyStatusEffects(ActionType type, float deltaTime, Character character = null)
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{
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foreach (StatusEffect effect in statusEffects)
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{
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if (effect.type != type) continue;
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item.ApplyStatusEffect(effect, type, deltaTime, character);
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}
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}
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public void ApplyStatusEffects(ActionType type, float deltaTime, Vector2 position, IPropertyObject target)
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{
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foreach (StatusEffect effect in statusEffects)
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{
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if (effect.type != type) continue;
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effect.Apply(type, deltaTime, position, target);
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}
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}
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public virtual XElement Save(XElement parentElement)
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{
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XElement componentElement = new XElement(name);
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foreach (RelatedItem ri in requiredItems)
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{
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XElement newElement = new XElement("requireditem");
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ri.Save(newElement);
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componentElement.Add(newElement);
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}
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ObjectProperty.SaveProperties(this, componentElement);
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//var saveProperties = ObjectProperty.GetProperties<Saveable>(this);
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//foreach (var property in saveProperties)
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//{
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// object value = property.GetValue();
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// if (value == null) continue;
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// bool dontSave = false;
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// foreach (var ini in property.Attributes.OfType<Initable>())
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// {
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// if (ini.defaultValue != value) continue;
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// dontSave = true;
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// break;
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// }
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// if (dontSave) continue;
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// componentElement.Add(new XAttribute(property.Name.ToLower(), value));
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//}
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parentElement.Add(componentElement);
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return componentElement;
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}
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public virtual void Load(XElement componentElement)
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{
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if (componentElement == null) return;
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bool requiredItemsCleared = false;
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foreach (XAttribute attribute in componentElement.Attributes())
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{
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ObjectProperty property = null;
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if (!properties.TryGetValue(attribute.Name.ToString().ToLower(), out property)) continue;
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property.TrySetValue(attribute.Value);
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}
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foreach (XElement subElement in componentElement.Elements())
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{
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switch (subElement.Name.ToString().ToLower())
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{
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case "requireditem":
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RelatedItem newRequiredItem = RelatedItem.Load(subElement);
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if (newRequiredItem == null) continue;
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if (!requiredItemsCleared)
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{
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requiredItems.Clear();
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requiredItemsCleared = true;
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}
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requiredItems.Add(newRequiredItem);
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break;
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}
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}
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}
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public virtual void OnMapLoaded() { }
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public static ItemComponent Load(XElement element, Item item, string file)
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{
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Type t;
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string type = element.Name.ToString().ToLower();
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try
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{
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// Get the type of a specified class.
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t = Type.GetType("Subsurface.Items.Components." + type + ", Subsurface", true, true);
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if (t == null)
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{
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DebugConsole.ThrowError("Could not find the component ''" + type + "'' (" + file + ")");
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return null;
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}
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}
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catch (Exception e)
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{
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DebugConsole.ThrowError("Could not find the component ''" + type + "'' (" + file + ")", e);
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return null;
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}
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ConstructorInfo constructor;
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try
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{
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if (!t.IsSubclassOf(typeof(ItemComponent))) return null;
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constructor = t.GetConstructor(new Type[] { typeof(Item), typeof(XElement) });
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if (constructor == null)
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{
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DebugConsole.ThrowError("Could not find the constructor of the component ''" + type + "'' (" + file + ")");
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return null;
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}
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}
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catch (Exception e)
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{
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DebugConsole.ThrowError("Could not find the constructor of the component ''" + type + "'' (" + file + ")", e);
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return null;
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}
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object[] lobject = new object[] { item, element };
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object component = constructor.Invoke(lobject);
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ItemComponent ic = (ItemComponent)component;
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ic.name = element.Name.ToString();
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return ic;
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}
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public virtual void FillNetworkData(NetworkEventType type, NetOutgoingMessage message)
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{
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}
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public virtual void ReadNetworkData(NetworkEventType type, NetIncomingMessage message)
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{
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}
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}
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}
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