rabidus-test/Assets/Dreamteck/Splines/Editor/SplineEditorHandles.cs

109 lines
4.5 KiB
C#

namespace Dreamteck.Splines.Editor
{
using UnityEngine;
using System.Collections;
using UnityEditor;
public static class SplineEditorHandles
{
public static bool SliderButton(Vector3 position, bool drawHandle, Color color, float size)
{
Camera cam = SceneView.currentDrawingSceneView.camera;
Vector3 localPos = cam.transform.InverseTransformPoint(position);
if (localPos.z < 0f) return false;
size *= HandleUtility.GetHandleSize(position);
Vector2 screenPos = HandleUtility.WorldToGUIPoint(position);
Vector2 screenRectBase = HandleUtility.WorldToGUIPoint(position - cam.transform.right * size + cam.transform.up * size);
Rect rect = new Rect(screenRectBase.x, screenRectBase.y, (screenPos.x - screenRectBase.x) * 2f, (screenPos.y - screenRectBase.y) * 2f);
if (drawHandle)
{
Color previousColor = Handles.color;
Handles.color = color;
Handles.RectangleHandleCap(0, position, Quaternion.LookRotation(-cam.transform.forward), HandleUtility.GetHandleSize(position) * 0.1f, EventType.Repaint);
Handles.color = previousColor;
}
if (rect.Contains(Event.current.mousePosition))
{
if (Event.current.type == EventType.MouseDown && Event.current.button == 0)
{
return true;
}
}
return false;
}
public static bool CircleButton(Vector3 position, Quaternion rotation, float size, float clickableAreaMultiplier, Color color)
{
Color prev = Handles.color;
bool result = false;
Handles.color = color;
result = Handles.Button(position, rotation, size, size * clickableAreaMultiplier, Handles.CircleHandleCap);
Handles.color = prev;
return result;
}
public static Vector3 FreeMoveRectangle(Vector3 position, float size)
{
#if UNITY_2022_1_OR_NEWER
return Handles.FreeMoveHandle(position, size, Vector3.zero, Handles.CircleHandleCap);
#else
return Handles.FreeMoveHandle(position, Quaternion.identity, size, Vector3.zero, Handles.CircleHandleCap);
#endif
}
public static Vector3 FreeMoveCircle(Vector3 position, float size)
{
#if UNITY_2022_1_OR_NEWER
return Handles.FreeMoveHandle(position, size, Vector3.zero, Handles.CircleHandleCap);
#else
return Handles.FreeMoveHandle(position, Quaternion.identity, size, Vector3.zero, Handles.CircleHandleCap);
#endif
}
public static Vector3 FreeMoveHandle(Vector3 position, float size, Vector3 snap, Handles.CapFunction capFunction)
{
#if UNITY_2022_1_OR_NEWER
return Handles.FreeMoveHandle(position, size, snap, capFunction);
#else
return Handles.FreeMoveHandle(position, Quaternion.identity, size, snap, capFunction);
#endif
}
public static void DrawSolidSphere(Vector3 position, float radius)
{
Handles.SphereHandleCap(0, position, Quaternion.identity, radius, EventType.Repaint);
}
public static void DrawCircle(Vector3 position, Quaternion rotation, float radius)
{
Handles.CircleHandleCap(0, position, rotation, radius, EventType.Repaint);
}
public static void DrawRectangle(Vector3 position, Quaternion rotation, float size)
{
Handles.RectangleHandleCap(0, position, rotation, size, EventType.Repaint);
}
public static void DrawArrowCap(Vector3 position, Quaternion rotation, float size)
{
Handles.ArrowHandleCap(0, position, rotation, size, EventType.Repaint);
}
public static bool HoverArea(Vector3 position, float size)
{
Camera cam = SceneView.currentDrawingSceneView.camera;
Vector3 localPos = cam.transform.InverseTransformPoint(position);
if (localPos.z < 0f) return false;
size *= HandleUtility.GetHandleSize(position);
Vector2 screenPos = HandleUtility.WorldToGUIPoint(position);
Vector2 screenRectBase = HandleUtility.WorldToGUIPoint(position - cam.transform.right * size + cam.transform.up * size);
Rect rect = new Rect(screenRectBase.x, screenRectBase.y, (screenPos.x - screenRectBase.x) * 2f, (screenPos.y - screenRectBase.y) * 2f);
if (rect.Contains(Event.current.mousePosition)) return true;
else return false;
}
}
}