using System.Collections.Generic;
using MCPForUnity.Editor.Helpers;
using Newtonsoft.Json.Linq;
using UnityEditor;
using UnityEngine;
namespace MCPForUnity.Editor.Tools.Vfx
{
internal static class LineWrite
{
public static object SetPositions(JObject @params)
{
LineRenderer lr = LineRead.FindLineRenderer(@params);
if (lr == null) return new { success = false, message = "LineRenderer not found" };
RendererHelpers.EnsureMaterial(lr);
JArray posArr = @params["positions"] as JArray;
if (posArr == null) return new { success = false, message = "Positions array required" };
var positions = new Vector3[posArr.Count];
for (int i = 0; i < posArr.Count; i++)
{
positions[i] = ManageVfxCommon.ParseVector3(posArr[i]);
}
Undo.RecordObject(lr, "Set Line Positions");
lr.positionCount = positions.Length;
lr.SetPositions(positions);
EditorUtility.SetDirty(lr);
return new { success = true, message = $"Set {positions.Length} positions" };
}
public static object AddPosition(JObject @params)
{
LineRenderer lr = LineRead.FindLineRenderer(@params);
if (lr == null) return new { success = false, message = "LineRenderer not found" };
RendererHelpers.EnsureMaterial(lr);
Vector3 pos = ManageVfxCommon.ParseVector3(@params["position"]);
Undo.RecordObject(lr, "Add Line Position");
int idx = lr.positionCount;
lr.positionCount = idx + 1;
lr.SetPosition(idx, pos);
EditorUtility.SetDirty(lr);
return new { success = true, message = $"Added position at index {idx}", index = idx };
}
public static object SetPosition(JObject @params)
{
LineRenderer lr = LineRead.FindLineRenderer(@params);
if (lr == null) return new { success = false, message = "LineRenderer not found" };
RendererHelpers.EnsureMaterial(lr);
int index = @params["index"]?.ToObject<int>() ?? -1;
if (index < 0 || index >= lr.positionCount) return new { success = false, message = $"Invalid index {index}" };
Vector3 pos = ManageVfxCommon.ParseVector3(@params["position"]);
Undo.RecordObject(lr, "Set Line Position");
lr.SetPosition(index, pos);
EditorUtility.SetDirty(lr);
return new { success = true, message = $"Set position at index {index}" };
}
public static object SetWidth(JObject @params)
{
LineRenderer lr = LineRead.FindLineRenderer(@params);
if (lr == null) return new { success = false, message = "LineRenderer not found" };
RendererHelpers.EnsureMaterial(lr);
Undo.RecordObject(lr, "Set Line Width");
var changes = new List<string>();
RendererHelpers.ApplyWidthProperties(@params, changes,
v => lr.startWidth = v, v => lr.endWidth = v,
v => lr.widthCurve = v, v => lr.widthMultiplier = v,
ManageVfxCommon.ParseAnimationCurve);
EditorUtility.SetDirty(lr);
return new { success = true, message = $"Updated: {string.Join(", ", changes)}" };
}
public static object SetColor(JObject @params)
{
LineRenderer lr = LineRead.FindLineRenderer(@params);
if (lr == null) return new { success = false, message = "LineRenderer not found" };
RendererHelpers.EnsureMaterial(lr);
Undo.RecordObject(lr, "Set Line Color");
var changes = new List<string>();
RendererHelpers.ApplyColorProperties(@params, changes,
v => lr.startColor = v, v => lr.endColor = v,
v => lr.colorGradient = v,
ManageVfxCommon.ParseColor, ManageVfxCommon.ParseGradient, fadeEndAlpha: false);
EditorUtility.SetDirty(lr);
return new { success = true, message = $"Updated: {string.Join(", ", changes)}" };
}
public static object SetMaterial(JObject @params)
{
LineRenderer lr = LineRead.FindLineRenderer(@params);
return RendererHelpers.SetRendererMaterial(lr, @params, "Set Line Material", ManageVfxCommon.FindMaterialByPath);
}
public static object SetProperties(JObject @params)
{
LineRenderer lr = LineRead.FindLineRenderer(@params);
if (lr == null) return new { success = false, message = "LineRenderer not found" };
RendererHelpers.EnsureMaterial(lr);
Undo.RecordObject(lr, "Set Line Properties");
var changes = new List<string>();
// Handle material if provided
if (@params["materialPath"] != null)
{
Material mat = ManageVfxCommon.FindMaterialByPath(@params["materialPath"].ToString());
if (mat != null)
{
lr.sharedMaterial = mat;
changes.Add($"material={mat.name}");
}
else
{
McpLog.Warn($"Material not found: {@params["materialPath"]}");
}
}
// Handle positions if provided
if (@params["positions"] != null)
{
JArray posArr = @params["positions"] as JArray;
if (posArr != null && posArr.Count > 0)
{
var positions = new Vector3[posArr.Count];
for (int i = 0; i < posArr.Count; i++)
{
positions[i] = ManageVfxCommon.ParseVector3(posArr[i]);
}
lr.positionCount = positions.Length;
lr.SetPositions(positions);
changes.Add($"positions({positions.Length})");
}
}
else if (@params["positionCount"] != null)
{
int count = @params["positionCount"].ToObject<int>();
lr.positionCount = count;
changes.Add("positionCount");
}
RendererHelpers.ApplyLineTrailProperties(@params, changes,
v => lr.loop = v, v => lr.useWorldSpace = v,
v => lr.numCornerVertices = v, v => lr.numCapVertices = v,
v => lr.alignment = v, v => lr.textureMode = v,
v => lr.generateLightingData = v);
RendererHelpers.ApplyCommonRendererProperties(lr, @params, changes);
EditorUtility.SetDirty(lr);
return new { success = true, message = $"Updated: {string.Join(", ", changes)}" };
}
public static object Clear(JObject @params)
{
LineRenderer lr = LineRead.FindLineRenderer(@params);
if (lr == null) return new { success = false, message = "LineRenderer not found" };
int count = lr.positionCount;
Undo.RecordObject(lr, "Clear Line");
lr.positionCount = 0;
EditorUtility.SetDirty(lr);
return new { success = true, message = $"Cleared {count} positions" };
}
}
}
