(client)feat:实现子弹定义以及生成，实现初始化动画，实现血条 (#43)

Co-authored-by: zzdxxz <2079238449@qq.com>
Co-committed-by: zzdxxz <2079238449@qq.com>

Client/Assets/Scripts/Base/Launcher.cs

@@ -0,0 +1,150 @@
+using System.Collections;
+using Logging;
+using TMPro;
+using UnityEngine;
+
+namespace Base
+{
+
+    public class Launcher : MonoBehaviour
+    {
+        public GameObject loadingUI;
+        public Gradient progressBar; // 渐变色条
+        public TMP_Text describeText; // 描述文本
+        
+        public float duration = 0.5f; // 过渡时间
+        public float fadeDuration = 2f; // 不透明度渐隐的时间
+        private float _currentProgress = 0f; // 当前进度
+        
+        private Color textColor;
+
+
+        private readonly string[] _loadingSteps =
+        {
+            "初始化日志", "正在载入定义", "正在加载图片资源", "正在切割瓦片", "正在加载区分派系",
+            "正在加载物品"
+        };
+
+        public float Progress
+        {
+            set
+            {
+                _currentProgress = value;
+                if (value < 0.5f)
+                {
+                    progressBar.color2 = Color.Lerp(Color.black, Color.white, value * 2);
+                }
+                else
+                {
+                    progressBar.color2 = Color.white;
+                    progressBar.color1 = Color.Lerp(Color.black, Color.white, (value - 0.5f) * 2);
+                }
+
+                progressBar.Refresh();
+            }
+        }
+
+        public float Opacity
+        {
+            set
+            {
+                var alpha = (byte)(value * 255);
+                progressBar.color1.a = alpha;
+                progressBar.color2.a = alpha;
+                describeText.color = value > 0.5f ? Color.Lerp(new Color(1, 1, 1, 0), textColor, (value - 0.5f) * 2) : new Color(1, 1, 1, 0);
+                progressBar.Refresh();
+            }
+        }
+
+        private void Start()
+        {
+            Base.Setting.Instance.Init();
+#if !DEBUG
+            duration = Base.Setting.Instance.progressStepDuration;
+            fadeDuration = Base.Setting.Instance.exitAnimationDuration;
+#endif
+            loadingUI.SetActive(true);
+            textColor = describeText.color;
+            StartCoroutine(LoadAllManagers());
+        }
+
+        private IEnumerator LoadAllManagers()
+        {
+            for (var i = 0; i < _loadingSteps.Length; i++)
+            {
+                // 更新描述文本
+                describeText.text = _loadingSteps[i];
+
+                // 获取当前阶段的目标进度
+                var targetProgress = (float)(i + 1) / _loadingSteps.Length;
+
+                // 平滑过渡到下一个阶段
+                yield return SmoothTransitionTo(targetProgress);
+
+                // 初始化对应的管理器
+                switch (i)
+                {
+                    case 0:
+                        UnityLogger.Init();
+                        break;
+                    case 1:
+                        Managers.DefineManager.Instance.Init();
+                        break;
+                    case 2:
+                        Managers.PackagesImageManager.Instance.Init();
+                        break;
+                    case 3:
+                        Managers.TileManager.Instance.Init();
+                        break;
+                    case 4:
+                        Managers.AffiliationManager.Instance.Init();
+                        break;
+                    case 5:
+                        Managers.ItemResourceManager.Instance.Init();
+                        break;
+                }
+            }
+
+            // 加载完成后的处理
+            describeText.text = "加载完成！";
+            Progress = 1f;
+
+            // 开始渐隐效果
+            yield return FadeOutProgressBar();
+        }
+
+        private IEnumerator SmoothTransitionTo(float targetProgress)
+        {
+            var startProgress = _currentProgress;
+            var elapsedTime = 0f;
+
+            while (elapsedTime < duration)
+            {
+                elapsedTime += Time.deltaTime;
+                var t = Mathf.SmoothStep(0f, 1f, elapsedTime / duration); // 使用 SmoothStep 实现平滑过渡
+                Progress = Mathf.Lerp(startProgress, targetProgress, t);
+                yield return null;
+            }
+
+            // 确保最终进度达到目标值
+            Progress = targetProgress;
+        }
+
+        private IEnumerator FadeOutProgressBar()
+        {
+            var elapsedTime = 0f;
+
+            while (elapsedTime < fadeDuration)
+            {
+                elapsedTime += Time.deltaTime;
+                var t = Mathf.SmoothStep(0f, 1f, elapsedTime / fadeDuration); // 使用 SmoothStep 实现平滑渐隐
+                Opacity = 1f - t; // 不透明度从 1 到 0
+                yield return null;
+            }
+
+            // 确保最终不透明度为 0
+            Opacity = 0f;
+            loadingUI.SetActive(false);
+        }
+    }
+}