UICornerCut.cs created online with Bitbucket
--HG-- branch : freezyexp/uicornercutcs-created-online-with-bitbuc-1444220750530release
freezyexp
parent
9584677329
commit
d1861b333f
|
|
@ -0,0 +1,156 @@
|
|||
/// <summary>
|
||||
/// Created by Freezy - ElicitIce.nl
|
||||
/// Posted on Unity Forums http://forum.unity3d.com/threads/cut-corners-primative.359494/
|
||||
///
|
||||
/// Free for any use and alteration, source code may not be sold without my permission.
|
||||
/// If you make improvements on this script please share them with the community.
|
||||
///
|
||||
///
|
||||
/// Here is a script that will take a rectangular TransformRect and cut off some corners based on the corner size.
|
||||
/// This is great for when you need a quick and easy non-square panel/image.
|
||||
/// Enjoy!
|
||||
/// It adds an additional square if the relevant side has a corner cut, it then offsets the ends to simulate a cut corner.
|
||||
/// UVs are being set, but might be skewed when a texture is applied.
|
||||
/// You could hide the additional colors by using the following:
|
||||
/// http://rumorgames.com/hide-in-inspector/
|
||||
///
|
||||
/// </summary>
|
||||
|
||||
namespace UnityEngine.UI.Extensions {
|
||||
[ExecuteInEditMode]
|
||||
[AddComponentMenu("UI/Extensions/Primitives/Cut Corners")]
|
||||
public class UICornerCut : MaskableGraphic {
|
||||
|
||||
public Vector2 cornerSize = new Vector2(16, 16);
|
||||
|
||||
[Header("Corners to cut")]
|
||||
public bool cutUL = true;
|
||||
public bool cutUR;
|
||||
public bool cutLL;
|
||||
public bool cutLR;
|
||||
|
||||
[Tooltip("Up-Down colors become Left-Right colors")]
|
||||
public bool makeColumns = false;
|
||||
|
||||
[Header("Color the cut bars differently")]
|
||||
public bool useColorUp;
|
||||
// [HideUnless("useColorUp")]
|
||||
public Color32 colorUp = Color.blue;
|
||||
|
||||
public bool useColorDown;
|
||||
// [HideUnless("useColorDown")]
|
||||
public Color32 colorDown = Color.green;
|
||||
|
||||
protected override void OnPopulateMesh(Mesh m) {
|
||||
var rect = rectTransform.rect;
|
||||
var rectNew = rect;
|
||||
|
||||
Color32 color32 = color;
|
||||
using (var vh = new VertexHelper()) {
|
||||
bool up = cutUL | cutUR;
|
||||
bool down = cutLL | cutLR;
|
||||
bool left = cutLL | cutUL;
|
||||
bool right = cutLR | cutUR;
|
||||
bool any = up | down;
|
||||
|
||||
if (any && cornerSize.sqrMagnitude > 0) {
|
||||
//nibble off the sides
|
||||
|
||||
if (left)
|
||||
rectNew.xMin += cornerSize.x;
|
||||
if (down)
|
||||
rectNew.yMin += cornerSize.y;
|
||||
if (up)
|
||||
rectNew.yMax -= cornerSize.y;
|
||||
if (right)
|
||||
rectNew.xMax -= cornerSize.x;
|
||||
|
||||
//add two squares to the main square
|
||||
Vector2 ul, ur, ll, lr;
|
||||
|
||||
if (makeColumns) {
|
||||
ul = new Vector2(rect.xMin, cutUL ? rectNew.yMax : rect.yMax);
|
||||
ur = new Vector2(rect.xMax, cutUR ? rectNew.yMax : rect.yMax);
|
||||
ll = new Vector2(rect.xMin, cutLL ? rectNew.yMin : rect.yMin);
|
||||
lr = new Vector2(rect.xMax, cutLR ? rectNew.yMin : rect.yMin);
|
||||
|
||||
if (left)
|
||||
AddSquare(
|
||||
ll, ul,
|
||||
new Vector2(rectNew.xMin, rect.yMax),
|
||||
new Vector2(rectNew.xMin, rect.yMin),
|
||||
rect, useColorUp ? colorUp : color32, vh);
|
||||
if (right)
|
||||
AddSquare(
|
||||
ur, lr,
|
||||
new Vector2(rectNew.xMax, rect.yMin),
|
||||
new Vector2(rectNew.xMax, rect.yMax),
|
||||
rect, useColorDown ? colorDown : color32, vh);
|
||||
} else {
|
||||
ul = new Vector2(cutUL ? rectNew.xMin : rect.xMin, rect.yMax);
|
||||
ur = new Vector2(cutUR ? rectNew.xMax : rect.xMax, rect.yMax);
|
||||
ll = new Vector2(cutLL ? rectNew.xMin : rect.xMin, rect.yMin);
|
||||
lr = new Vector2(cutLR ? rectNew.xMax : rect.xMax, rect.yMin);
|
||||
if (down)
|
||||
AddSquare(
|
||||
lr, ll,
|
||||
new Vector2(rect.xMin, rectNew.yMin),
|
||||
new Vector2(rect.xMax, rectNew.yMin),
|
||||
rect, useColorDown ? colorDown : color32, vh);
|
||||
if (up)
|
||||
AddSquare(
|
||||
ul, ur,
|
||||
new Vector2(rect.xMax, rectNew.yMax),
|
||||
new Vector2(rect.xMin, rectNew.yMax),
|
||||
rect, useColorUp ? colorUp : color32, vh);
|
||||
}
|
||||
}
|
||||
|
||||
//center
|
||||
if (makeColumns)
|
||||
AddSquare(new Rect(rectNew.xMin, rect.yMin, rectNew.width, rect.height), rect, color32, vh);
|
||||
else
|
||||
AddSquare(new Rect(rect.xMin, rectNew.yMin, rect.width, rectNew.height), rect, color32, vh);
|
||||
|
||||
vh.FillMesh(m);
|
||||
}
|
||||
}
|
||||
|
||||
private static void AddSquare(Rect rect, Rect rectUV, Color32 color32, VertexHelper vh) {
|
||||
int v0 = AddVert(rect.xMin, rect.yMin, rectUV, color32, vh);
|
||||
int v1 = AddVert(rect.xMin, rect.yMax, rectUV, color32, vh);
|
||||
int v2 = AddVert(rect.xMax, rect.yMax, rectUV, color32, vh);
|
||||
int v3 = AddVert(rect.xMax, rect.yMin, rectUV, color32, vh);
|
||||
|
||||
vh.AddTriangle(v0, v1, v2);
|
||||
vh.AddTriangle(v2, v3, v0);
|
||||
}
|
||||
|
||||
private static void AddSquare(Vector2 a, Vector2 b, Vector2 c, Vector2 d, Rect rectUV, Color32 color32, VertexHelper vh) {
|
||||
int v0 = AddVert(a.x, a.y, rectUV, color32, vh);
|
||||
int v1 = AddVert(b.x, b.y, rectUV, color32, vh);
|
||||
int v2 = AddVert(c.x, c.y, rectUV, color32, vh);
|
||||
int v3 = AddVert(d.x, d.y, rectUV, color32, vh);
|
||||
|
||||
vh.AddTriangle(v0, v1, v2);
|
||||
vh.AddTriangle(v2, v3, v0);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Auto UV handler within the assigned area
|
||||
/// </summary>
|
||||
/// <param name="x"></param>
|
||||
/// <param name="y"></param>
|
||||
/// <param name="area"></param>
|
||||
/// <param name="color32"></param>
|
||||
/// <param name="vh"></param>
|
||||
private static int AddVert(float x, float y, Rect area, Color32 color32, VertexHelper vh) {
|
||||
var uv = new Vector2(
|
||||
Mathf.InverseLerp(area.xMin, area.xMax, x),
|
||||
Mathf.InverseLerp(area.yMin, area.yMax, y)
|
||||
);
|
||||
vh.AddVert(new Vector3(x, y), color32, uv);
|
||||
return vh.currentVertCount - 1;
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue