painter2D

The painter object used to issue 2D drawing commands. Use this object to draw vector shapes such as lines, arcs and Bezier curves.

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最終更新 1ヶ月前

Definition

Type: Property
Namespace: UnityEngine.UIElements
Assembly: UnityEngine.UIElementsModule


public Painter2D painter2D { get; }

Examples


// This example draws a Bezier curve using the Painter2D class.using UnityEngine;using UnityEngine.UIElements;[RequireComponent(typeof(UIDocument))]public class Painter2DExample : MonoBehaviour{    public void OnEnable()    {        var doc = GetComponent<UIDocument>();        doc.rootVisualElement.generateVisualContent += Draw;    }    void Draw(MeshGenerationContext ctx)    {        var painter = ctx.painter2D;        painter.lineWidth = 10.0f;        painter.lineCap = LineCap.Round;        painter.strokeColor = Color.red;        painter.BeginPath();        painter.MoveTo(new Vector2(10, 10));        painter.BezierCurveTo(new Vector2(100, 100), new Vector2(200, 0), new Vector2(300, 100));        painter.Stroke();    }}