Unity - Scripting API: EditorGUI.CurveField

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Parameters

Parameter	Description
position	Rectangle on the screen to use for the field.
label	Optional label to display in front of the field.
value	The curve to edit.
color	The color to show the curve with.
ranges	Optional rectangle that the curve is restrained within.

Returns

AnimationCurve The curve edited by the user.

Curve field in an Editor Window.

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEditor;public class EditorGUICurveField : EditorWindow
{
    AnimationCurve curveX = AnimationCurve.Linear(0, 0, 1, 0);
    AnimationCurve curveY = AnimationCurve.Linear(0, 0, 1, 1);
    AnimationCurve curveZ = AnimationCurve.Linear(0, 0, 1, 0);
    [MenuItem("Examples/Curve Field demo")]
    static void Init()
    {
        EditorWindow window = GetWindow(typeof(EditorGUICurveField));
        window.position = new Rect(0, 0, 400, 199);
        window.Show();
    }
    void OnGUI()
    {
        curveX = EditorGUI.CurveField(
            new Rect(3, 3, position.width - 6, 50),
            "Animation on X", curveX);
        curveY = EditorGUI.CurveField(
            new Rect(3, 56, position.width - 6, 50),
            "Animation on Y", curveY);
        curveZ = EditorGUI.CurveField(
            new Rect(3, 109, position.width - 6, 50),
            "Animation on Z", curveZ);
        if (GUI.Button(new Rect(3, 163, position.width - 6, 30), "Generate Curve"))
            AddCurveToSelectedGameObject();
    }
    // A GameObject with the FollowAnimationCurve script must be selected
    void AddCurveToSelectedGameObject()
    {
        if (Selection.activeGameObject)
        {
            FollowAnimationCurve comp  =
                Selection.activeGameObject.GetComponent<FollowAnimationCurve>();
            comp.SetCurves(curveX, curveY, curveZ);
        }
        else
        {
            Debug.LogError("No Game Object selected for adding an animation curve");
        }
    }
}

This is the run-time script which animates the attached GameObject:

Parameters

Parameter	Description
position	Rectangle on the screen to use for the field.
property	The curve to edit.
color	The color to show the curve with.
ranges	Optional rectangle that the curve is restrained within.
label	Optional label to display in front of the field. Pass [[GUIContent.none] to hide the label.