60 lines
2.3 KiB
C#
60 lines
2.3 KiB
C#
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using UnityEditor.EditorTools;
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using UnityEditor.Overlays;
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using UnityEngine;
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using UnityEngine.Splines;
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namespace UnityEditor.Splines
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{
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[CustomEditor(typeof(SplineScaleTool))]
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class SplineScaleToolSettings : SplineToolSettings { }
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#if UNITY_2021_2_OR_NEWER
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[EditorTool("Spline Scale Tool", typeof(ISplineProvider), typeof(SplineToolContext))]
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#else
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[EditorTool("Spline Scale Tool", typeof(ISplineProvider))]
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#endif
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sealed class SplineScaleTool : SplineTool
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{
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public override GUIContent toolbarIcon => PathIcons.splineScaleTool;
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internal override SplineHandlesOptions handlesOptions => SplineHandlesOptions.ManipulationDefault;
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Vector3 m_currentScale = Vector3.one;
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public override void OnToolGUI(EditorWindow window)
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{
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if (Event.current.type == EventType.MouseDrag)
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{
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if (handleOrientation == HandleOrientation.Element || handleOrientation == HandleOrientation.Parent)
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TransformOperation.pivotFreeze |= TransformOperation.PivotFreeze.Rotation;
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}
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if (Event.current.type == EventType.Layout)
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TransformOperation.UpdatePivotPosition(true);
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if (Event.current.type == EventType.MouseDown)
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{
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TransformOperation.RecordMouseDownState();
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TransformOperation.pivotFreeze = TransformOperation.PivotFreeze.Position;
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}
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if(Event.current.type == EventType.MouseUp)
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{
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m_currentScale = Vector3.one;
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TransformOperation.ClearMouseDownState();
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TransformOperation.pivotFreeze = TransformOperation.PivotFreeze.None;
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TransformOperation.UpdateHandleRotation();
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}
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if(TransformOperation.canManipulate)
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{
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EditorGUI.BeginChangeCheck();
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m_currentScale = Handles.DoScaleHandle(m_currentScale, TransformOperation.pivotPosition,
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TransformOperation.handleRotation, HandleUtility.GetHandleSize(TransformOperation.pivotPosition));
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if(EditorGUI.EndChangeCheck())
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TransformOperation.ApplyScale(m_currentScale);
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}
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SplineConversionUtility.ApplyEditableSplinesIfDirty(targets);
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}
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}
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}
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