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Resolves #138 

Line Renderer now renders based on Pivot and resolves drawing issue with Editor script when using !Relative.

However, need to update editor script to work with relative drawing.
release
Simon Jackson 2017-05-08 00:18:06 +01:00
parent 652dd1a646
commit 1482d7c440
2 changed files with 21 additions and 32 deletions
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3
Editor/BezierLineRendererEditor.cs
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@ -20,10 +20,11 @@ namespace UnityEngine.UI.Extensions
var oldMatrix = Handles.matrix;
var transform = curveRenderer.GetComponent<RectTransform>();
//Pivot must be 0,0 to edit
transform.pivot = Vector2.zero;
//transform.pivot = Vector2.zero;
Handles.matrix = transform.localToWorldMatrix;
var points = curveRenderer.Points;
//Need to transform points to worldspace! when set to Relative
for (int i = 0; i < points.Length - 1; i += 2)
{

50
Scripts/Primitives/UILineRenderer.cs
View File

@ -7,7 +7,8 @@ using System.Collections.Generic;
namespace UnityEngine.UI.Extensions
{
[AddComponentMenu("UI/Extensions/Primitives/UILineRenderer")]
public class UILineRenderer : UIPrimitiveBase
[RequireComponent(typeof(RectTransform))]
public class UILineRenderer : UIPrimitiveBase
{
private enum SegmentType
{
@ -54,8 +55,6 @@ namespace UnityEngine.UI.Extensions
protected Vector2[] m_points;
public float LineThickness = 2;
public bool UseMargins;
public Vector2 Margin;
public bool relativeSize;
public bool LineList = false;
@ -103,7 +102,7 @@ namespace UnityEngine.UI.Extensions
}
}
protected override void OnPopulateMesh(VertexHelper vh)
protected override void OnPopulateMesh(VertexHelper vh)
{
if (m_points == null)
return;
@ -132,25 +131,11 @@ namespace UnityEngine.UI.Extensions
pointsToDraw = drawingPoints.ToArray();
}
var sizeX = rectTransform.rect.width;
var sizeY = rectTransform.rect.height;
var offsetX = -rectTransform.pivot.x * rectTransform.rect.width;
var offsetY = -rectTransform.pivot.y * rectTransform.rect.height;
// don't want to scale based on the size of the rect, so this is switchable now
if (!relativeSize)
{
sizeX = 1;
sizeY = 1;
}
if (UseMargins)
{
sizeX -= Margin.x;
sizeY -= Margin.y;
offsetX += Margin.x / 2f;
offsetY += Margin.y / 2f;
}
// scale based on the size of the rect or use absolute, this is switchable
var sizeX = !relativeSize ? 1 : rectTransform.rect.width;
var sizeY = !relativeSize ? 1 : rectTransform.rect.height;
var offsetX = -rectTransform.pivot.x * sizeX;
var offsetY = -rectTransform.pivot.y * sizeY;
vh.Clear();
@ -279,18 +264,21 @@ namespace UnityEngine.UI.Extensions
private UIVertex[] CreateLineSegment(Vector2 start, Vector2 end, SegmentType type)
{
var uvs = middleUvs;
if (type == SegmentType.Start)
uvs = startUvs;
else if (type == SegmentType.End)
uvs = endUvs;
Vector2 offset = new Vector2(start.y - end.y, end.x - start.x).normalized * LineThickness / 2;
Vector2 offset = new Vector2((start.y - end.y), end.x - start.x).normalized * LineThickness / 2;
var v1 = start - offset;
var v2 = start + offset;
var v3 = end + offset;
var v4 = end - offset;
return SetVbo(new[] { v1, v2, v3, v4 }, uvs);
//Return the VDO with the correct uvs
switch (type)
{
case SegmentType.Start:
return SetVbo(new[] { v1, v2, v3, v4 }, startUvs);
case SegmentType.End:
return SetVbo(new[] { v1, v2, v3, v4 }, endUvs);
default:
return SetVbo(new[] { v1, v2, v3, v4 }, middleUvs);
}
}
}
}