296 lines
10 KiB
C#
296 lines
10 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text.RegularExpressions;
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using System.Xml.Linq;
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using UnityEngine;
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namespace Data
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{
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public enum Orientation
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{
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Down,
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Left,
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Right,
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Up
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}
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public enum EntityState
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{
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Idle,
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Walking,
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MeleeAttack,
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RangedAttack,
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}
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public class DrawingOrderDef : Define
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{
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public DrawNodeDef idle_down;
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public DrawNodeDef idle_up;
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public DrawNodeDef idle_left;
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public DrawNodeDef idle_right;
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public DrawNodeDef walk_down;
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public DrawNodeDef walk_up;
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public DrawNodeDef walk_left;
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public DrawNodeDef walk_right;
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public DrawNodeDef meleeAttack_down;
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public DrawNodeDef meleeAttack_up;
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public DrawNodeDef meleeAttack_left;
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public DrawNodeDef meleeAttack_right;
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public DrawNodeDef rangedAttack_down;
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public DrawNodeDef rangedAttack_up;
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public DrawNodeDef rangedAttack_left;
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public DrawNodeDef rangedAttack_right;
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public DrawNodeDef GetDrawNodeDef(EntityState state, Orientation orientation,
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out Orientation? fallbackOrientation)
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{
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fallbackOrientation = null;
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// 根据状态和方向获取对应的DrawNodeDef
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var result = GetDrawNodeDefInternal(state, orientation);
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if (result != null)
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{
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return result;
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}
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// 如果找不到，按照规则查找替补
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switch (orientation)
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{
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case Orientation.Up:
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// 上方向优先找下方向
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result = GetDrawNodeDefInternal(state, Orientation.Down);
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if (result != null)
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{
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fallbackOrientation = Orientation.Down;
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return result;
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}
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// 其次找左右方向
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result = GetDrawNodeDefInternal(state, Orientation.Left);
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if (result != null)
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{
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fallbackOrientation = Orientation.Left;
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return result;
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}
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result = GetDrawNodeDefInternal(state, Orientation.Right);
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if (result != null)
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{
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fallbackOrientation = Orientation.Right;
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return result;
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}
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break;
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case Orientation.Down:
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// 下方向优先找上方向
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result = GetDrawNodeDefInternal(state, Orientation.Up);
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if (result != null)
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{
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fallbackOrientation = Orientation.Up;
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return result;
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}
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// 其次找左右方向
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result = GetDrawNodeDefInternal(state, Orientation.Left);
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if (result != null)
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{
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fallbackOrientation = Orientation.Left;
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return result;
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}
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result = GetDrawNodeDefInternal(state, Orientation.Right);
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if (result != null)
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{
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fallbackOrientation = Orientation.Right;
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return result;
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}
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break;
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case Orientation.Left:
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// 左方向优先找右方向
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result = GetDrawNodeDefInternal(state, Orientation.Right);
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if (result != null)
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{
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fallbackOrientation = Orientation.Right;
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return result;
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}
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// 其次找上下方向
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result = GetDrawNodeDefInternal(state, Orientation.Up);
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if (result != null)
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{
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fallbackOrientation = Orientation.Up;
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return result;
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}
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result = GetDrawNodeDefInternal(state, Orientation.Down);
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if (result != null)
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{
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fallbackOrientation = Orientation.Down;
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return result;
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}
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break;
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case Orientation.Right:
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// 右方向优先找左方向
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result = GetDrawNodeDefInternal(state, Orientation.Left);
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if (result != null)
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{
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fallbackOrientation = Orientation.Left;
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return result;
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}
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// 其次找上下方向
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result = GetDrawNodeDefInternal(state, Orientation.Up);
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if (result != null)
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{
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fallbackOrientation = Orientation.Up;
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return result;
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}
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result = GetDrawNodeDefInternal(state, Orientation.Down);
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if (result != null)
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{
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fallbackOrientation = Orientation.Down;
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return result;
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}
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break;
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default:
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throw new ArgumentOutOfRangeException(nameof(orientation), orientation, null);
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}
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// 如果所有替补都找不到，返回null
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return null;
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}
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private DrawNodeDef GetDrawNodeDefInternal(EntityState state, Orientation orientation)
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{
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// 根据状态和方向获取对应的DrawNodeDef
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switch (state)
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{
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case EntityState.Idle:
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switch (orientation)
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{
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case Orientation.Down: return idle_down;
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case Orientation.Up: return idle_up;
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case Orientation.Left: return idle_left;
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case Orientation.Right: return idle_right;
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}
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break;
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case EntityState.Walking:
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switch (orientation)
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{
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case Orientation.Down: return walk_down;
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case Orientation.Up: return walk_up;
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case Orientation.Left: return walk_left;
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case Orientation.Right: return walk_right;
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}
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break;
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case EntityState.MeleeAttack:
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switch (orientation)
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{
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case Orientation.Down: return meleeAttack_down;
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case Orientation.Up: return meleeAttack_up;
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case Orientation.Left: return meleeAttack_left;
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case Orientation.Right: return meleeAttack_right;
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}
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break;
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case EntityState.RangedAttack:
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switch (orientation)
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{
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case Orientation.Down: return rangedAttack_down;
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case Orientation.Up: return rangedAttack_up;
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case Orientation.Left: return rangedAttack_left;
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case Orientation.Right: return rangedAttack_right;
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}
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break;
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}
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return null;
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}
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}
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public class DrawNodeDef : Define
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{
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public List<string> textures = new();
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public List<DrawNodeDef> nodes = new();
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public string nodeName;
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public Vector2 position = new(0, 0);
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public float FPS = 0.5f;
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public override bool Init(XElement xmlDef)
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{
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base.Init(xmlDef);
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nodeName = xmlDef.Attribute("name")?.Value ?? "noName";
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position = StringToVector(xmlDef.Attribute("position")?.Value ?? "(0 0)");
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FPS = float.TryParse(xmlDef.Attribute("FPS")?.Value, out var result) ? result : 1.0f;
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return false;
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}
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public Vector2 StringToVector(string vectorDef)
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{
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// 去掉可能存在的括号和多余的空格
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var cleanedInput = vectorDef.Replace("(", "").Replace(")", "").Trim();
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// 使用正则表达式匹配两个浮点数
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var match = Regex.Match(cleanedInput, @"\s*(-?\d+(\.\d*)?)\s*[, ]\s*(-?\d+(\.\d*)?)\s*");
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if (match.Success)
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{
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// 提取匹配到的两个浮点数
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var x = float.Parse(match.Groups[1].Value);
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var y = float.Parse(match.Groups[3].Value);
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// 返回 Vector2 对象
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return new Vector2(x, y);
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}
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return Vector2.zero;
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}
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/// <summary>
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/// 计算动画执行一个周期的总时间（包括子对象）。
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/// 如果自身没有纹理，自身动画时间为0。
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/// 总周期取自身动画时间和所有子动画周期中的最大值。
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/// </summary>
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/// <returns>动画执行一个周期的总时间（秒）。</returns>
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public float GetAnimationCycleDuration()
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{
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if (FPS < 0.01)
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{
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return 1;
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}
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float ownDuration = 0f;
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// 计算当前节点自身的动画周期时间
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// 由于 Init 方法已经处理了 FPS 的校验，FPS 保证大于 0
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if (textures.Count > 0)
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{
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ownDuration = textures.Count / FPS;
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}
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// 递归计算所有子节点的动画周期，并取其中最长的
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float maxChildDuration = 0f;
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foreach (var childNode in nodes)
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{
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float childDuration = childNode.GetAnimationCycleDuration();
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maxChildDuration = Math.Max(maxChildDuration, childDuration);
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}
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// 整个 DrawNodeDef 的动画周期是自身动画周期和所有子动画周期中的最大值
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return Math.Max(ownDuration, maxChildDuration);
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}
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}
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} |