rabidus-test/Assets/Dreamteck/Splines/Editor/SplineEditor/Point Modules/MainPointModule.cs

287 lines
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C#
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2023-07-24 16:38:13 +03:00
namespace Dreamteck.Splines.Editor
{
using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using UnityEditor;
public class MainPointModule : PointModule
{
public bool excludeSelected = false;
public int minimumRectSize = 5;
private Vector2 rectStart = Vector2.zero;
private Vector2 rectEnd = Vector2.zero;
private Rect rect;
private bool drag = false;
private bool finalize = false;
private bool pointsMoved = false;
public bool isDragging
{
get
{
return drag && rect.width >= minimumRectSize && rect.height >= minimumRectSize;
}
}
public MainPointModule(SplineEditor editor) : base(editor)
{
}
protected override void OnDrawInspector()
{
string[] options = new string[points.Length + 4];
options[0] = "- - -";
if (selectedPoints.Count > 1) options[0] = "- Multiple -";
options[1] = "All";
options[2] = "None";
options[3] = "Inverse";
for (int i = 0; i < points.Length; i++)
{
options[i + 4] = "Point " + (i + 1);
if (splineType == Spline.Type.Bezier)
{
switch (points[i].type)
{
case SplinePoint.Type.Broken: options[i + 4] += " - Broken"; break;
case SplinePoint.Type.SmoothFree: options[i + 4] += " - Smooth Free"; break;
case SplinePoint.Type.SmoothMirrored: options[i + 4] += " - Smooth Mirrored"; break;
}
}
}
int option = 0;
if (selectedPoints.Count == 1) {
option = selectedPoints[0] + 4;
}
option = EditorGUILayout.Popup("Select", option, options);
switch (option)
{
case 1:
ClearSelection();
for (int i = 0; i < points.Length; i++) AddPointSelection(i);
break;
case 2:
ClearSelection();
break;
case 3:
InverseSelection();
break;
}
if(option >= 4)
{
SelectPoint(option - 4);
}
}
protected override void OnDrawScene()
{
if (eventModule.v) return;
Transform camTransform = SceneView.currentDrawingSceneView.camera.transform;
if (!drag)
{
if (finalize)
{
if (rect.width > 0f && rect.height > 0f)
{
if (!eventModule.control) ClearSelection();
for (int i = 0; i < points.Length; i++)
{
Vector2 guiPoint = HandleUtility.WorldToGUIPoint(points[i].position);
if (rect.Contains(guiPoint))
{
Vector3 local = camTransform.InverseTransformPoint(points[i].position);
if (local.z >= 0f)
{
AddPointSelection(i);
}
}
}
}
finalize = false;
}
}
else
{
rectEnd = Event.current.mousePosition;
rect = new Rect(Mathf.Min(rectStart.x, rectEnd.x), Mathf.Min(rectStart.y, rectEnd.y), Mathf.Abs(rectEnd.x - rectStart.x), Mathf.Abs(rectEnd.y - rectStart.y));
if (rect.width >= minimumRectSize && rect.height >= minimumRectSize)
{
Color col = highlightColor;
col.a = 0.4f;
Handles.BeginGUI();
EditorGUI.DrawRect(rect, col);
Handles.EndGUI();
SceneView.RepaintAll();
}
}
TextAnchor originalAlignment = GUI.skin.label.alignment;
Color originalColor = GUI.skin.label.normal.textColor;
GUI.skin.label.alignment = TextAnchor.MiddleCenter;
GUI.skin.label.normal.textColor = color;
for (int i = 0; i < points.Length; i++)
{
bool isSelected = selectedPoints.Contains(i);
Vector3 lastPos = points[i].position;
Handles.color = Color.clear;
if (showPointNumbers && camTransform.InverseTransformPoint(points[i].position).z > 0f)
{
if(Event.current.type == EventType.Repaint)
{
Handles.Label(points[i].position + Camera.current.transform.up * HandleUtility.GetHandleSize(points[i].position) * 0.3f, (i + 1).ToString());
}
}
if (!eventModule.alt)
{
if (excludeSelected && isSelected)
{
SplineEditorHandles.FreeMoveRectangle(points[i].position, HandleUtility.GetHandleSize(points[i].position) * 0.1f);
}
else
{
points[i].SetPosition(SplineEditorHandles.FreeMoveRectangle(points[i].position, HandleUtility.GetHandleSize(points[i].position) * 0.1f));
}
}
if (lastPos != points[i].position)
{
pointsMoved = true;
if (isSelected)
{
for (int n = 0; n < selectedPoints.Count; n++)
{
if (selectedPoints[n] == i) continue;
points[selectedPoints[n]].SetPosition(points[selectedPoints[n]].position + (points[i].position - lastPos));
}
}
else
{
SelectPoint(i);
}
RegisterChange();
}
if (!pointsMoved && !eventModule.alt && editor.eventModule.mouseLeftUp)
{
if(SplineEditorHandles.HoverArea(points[i].position, 0.12f))
{
if (eventModule.control && selectedPoints.Contains(i))
{
DeselectPoint(i);
}
else
{
if (eventModule.shift) ShiftSelect(i, points.Length);
else if (eventModule.control) AddPointSelection(i);
else SelectPoint(i);
}
}
}
if (!excludeSelected || !isSelected)
{
Handles.color = color;
if (isSelected)
{
Handles.color = highlightColor;
if(Event.current.type == EventType.Repaint)
Handles.DrawWireDisc(points[i].position, -SceneView.currentDrawingSceneView.camera.transform.forward, HandleUtility.GetHandleSize(points[i].position) * 0.14f);
} else Handles.color = color;
if (Event.current.type == EventType.Repaint)
Handles.DrawSolidDisc(points[i].position, -SceneView.currentDrawingSceneView.camera.transform.forward, HandleUtility.GetHandleSize(points[i].position) * 0.09f);
Handles.color = Color.white;
}
}
GUI.skin.label.alignment = originalAlignment;
GUI.skin.label.normal.textColor = originalColor;
if (splineType == Spline.Type.Bezier)
{
Handles.color = color;
for (int i = 0; i < selectedPoints.Count; i++)
{
if (Event.current.type == EventType.Repaint)
Handles.DrawDottedLine(points[selectedPoints[i]].position, points[selectedPoints[i]].tangent, 4f);
if (Event.current.type == EventType.Repaint)
Handles.DrawDottedLine(points[selectedPoints[i]].position, points[selectedPoints[i]].tangent2, 4f);
Vector3 lastPos = points[selectedPoints[i]].tangent;
Vector3 newPos = SplineEditorHandles.FreeMoveCircle(points[selectedPoints[i]].tangent, HandleUtility.GetHandleSize(points[selectedPoints[i]].tangent) * 0.1f);
if (lastPos != newPos)
{
points[selectedPoints[i]].SetTangentPosition(newPos);
RegisterChange();
}
lastPos = points[selectedPoints[i]].tangent2;
newPos = SplineEditorHandles.FreeMoveCircle(points[selectedPoints[i]].tangent2, HandleUtility.GetHandleSize(points[selectedPoints[i]].tangent2) * 0.1f);
if (lastPos != newPos)
{
points[selectedPoints[i]].SetTangent2Position(newPos);
RegisterChange();
}
}
}
if (isDragging)
{
if (eventModule.alt || !SceneView.currentDrawingSceneView.camera.pixelRect.Contains(Event.current.mousePosition) || !eventModule.mouseLeft) FinishDrag();
}
if (eventModule.mouseLeftUp)
{
pointsMoved = false;
}
}
void ShiftSelect(int index, int pointCount)
{
if (selectedPoints.Count == 0)
{
AddPointSelection(index);
return;
}
int minSelected = pointCount-1, maxSelected = 0;
for (int i = 0; i < selectedPoints.Count; i++)
{
if (minSelected > selectedPoints[i]) minSelected = selectedPoints[i];
if (maxSelected < selectedPoints[i]) maxSelected = selectedPoints[i];
}
if(index > maxSelected)
{
for (int i = maxSelected + 1; i <= index; i++) AddPointSelection(i);
} else if(index < minSelected)
{
for (int i = minSelected-1; i >= index; i--) AddPointSelection(i);
} else
{
for (int i = minSelected + 1; i <= index; i++) AddPointSelection(i);
}
}
public void StartDrag(Vector2 position)
{
rectStart = position;
drag = true;
finalize = false;
}
public void FinishDrag()
{
if (!drag) return;
drag = false;
finalize = true;
}
public void CancelDrag()
{
drag = false;
finalize = false;
}
}
}