PO/Library/PackageCache/com.unity.2d.sprite@1.0.0/Editor/SpriteEditorModule/SpriteOutlineModule.cs

916 lines
34 KiB
C#

using UnityEngine;
using System.Collections.Generic;
using System;
using System.Linq;
namespace UnityEditor.U2D.Sprites
{
// We need this so that undo/redo works
[Serializable]
internal class SpriteOutline
{
[SerializeField]
public List<Vector2> m_Path = new List<Vector2>();
public void Add(Vector2 point)
{
m_Path.Add(point);
}
public void Insert(int index, Vector2 point)
{
m_Path.Insert(index, point);
}
public void RemoveAt(int index)
{
m_Path.RemoveAt(index);
}
public Vector2 this[int index]
{
get { return m_Path[index]; }
set { m_Path[index] = value; }
}
public int Count
{
get { return m_Path.Count; }
}
public void AddRange(IEnumerable<Vector2> addRange)
{
m_Path.AddRange(addRange);
}
}
// Collection of outlines for a single Sprite
[Serializable]
internal class SpriteOutlineList
{
[SerializeField]
List<SpriteOutline> m_SpriteOutlines = new List<SpriteOutline>();
[SerializeField]
float m_TessellationDetail = 0;
public List<SpriteOutline> spriteOutlines { get { return m_SpriteOutlines; } set { m_SpriteOutlines = value; } }
public GUID spriteID { get; private set; }
public float tessellationDetail
{
get { return m_TessellationDetail; }
set
{
m_TessellationDetail = value;
m_TessellationDetail = Mathf.Min(1, m_TessellationDetail);
m_TessellationDetail = Mathf.Max(0, m_TessellationDetail);
}
}
public SpriteOutlineList(GUID guid)
{
this.spriteID = guid;
m_SpriteOutlines = new List<SpriteOutline>();
}
public SpriteOutlineList(GUID guid, List<Vector2[]> list)
{
this.spriteID = guid;
m_SpriteOutlines = new List<SpriteOutline>(list.Count);
for (int i = 0; i < list.Count; ++i)
{
var newList = new SpriteOutline();
newList.m_Path.AddRange(list[i]);
m_SpriteOutlines.Add(newList);
}
}
public SpriteOutlineList(GUID guid, List<SpriteOutline> list)
{
this.spriteID = guid;
m_SpriteOutlines = list;
}
public List<Vector2[]> ToListVector()
{
var value = new List<Vector2[]>(m_SpriteOutlines.Count);
foreach (var s in m_SpriteOutlines)
{
value.Add(s.m_Path.ToArray());
}
return value;
}
public List<Vector2[]> ToListVectorCapped(Rect rect)
{
var value = ToListVector();
rect.center = Vector2.zero;
foreach (var path in value)
{
for (int i = 0; i < path.Length; ++i)
{
var point = path[i];
path[i] = SpriteOutlineModule.CapPointToRect(point, rect);;
}
}
return value;
}
public SpriteOutline this[int index]
{
get { return IsValidIndex(index) ? m_SpriteOutlines[index] : null; }
set
{
if (IsValidIndex(index))
m_SpriteOutlines[index] = value;
}
}
public static implicit operator List<SpriteOutline>(SpriteOutlineList list)
{
return list != null ? list.m_SpriteOutlines : null;
}
public int Count { get { return m_SpriteOutlines.Count; } }
bool IsValidIndex(int index)
{
return index >= 0 && index < Count;
}
}
// Collection of Sprites' outlines
internal class SpriteOutlineModel : ScriptableObject
{
[SerializeField]
List<SpriteOutlineList> m_SpriteOutlineList = new List<SpriteOutlineList>();
private SpriteOutlineModel()
{}
public SpriteOutlineList this[int index]
{
get { return IsValidIndex(index) ? m_SpriteOutlineList[index] : null; }
set
{
if (IsValidIndex(index))
m_SpriteOutlineList[index] = value;
}
}
public SpriteOutlineList this[GUID guid]
{
get { return m_SpriteOutlineList.FirstOrDefault(x => x.spriteID == guid); }
set
{
var index = m_SpriteOutlineList.FindIndex(x => x.spriteID == guid);
if (index != -1)
m_SpriteOutlineList[index] = value;
}
}
public void AddListVector2(GUID guid, List<Vector2[]> outline)
{
m_SpriteOutlineList.Add(new SpriteOutlineList(guid, outline));
}
public int Count { get { return m_SpriteOutlineList.Count; } }
bool IsValidIndex(int index)
{
return index >= 0 && index < Count;
}
}
[RequireSpriteDataProvider(typeof(ISpriteOutlineDataProvider), typeof(ITextureDataProvider))]
internal class SpriteOutlineModule : SpriteEditorModuleBase
{
class Styles
{
public GUIContent generateOutlineLabel = EditorGUIUtility.TrTextContent("Generate", "Generate new outline based on mesh detail value.");
public GUIContent outlineTolerance = EditorGUIUtility.TrTextContent("Outline Tolerance", "Sets how tight the outline should be from the sprite.");
public GUIContent snapButtonLabel = EditorGUIUtility.TrTextContent("Snap", "Snap points to nearest pixel");
public GUIContent copyButtonLabel = EditorGUIUtility.TrTextContent("Copy", "Copy outline from Sprite");
public GUIContent pasteButtonLabel = EditorGUIUtility.TrTextContent("Paste", "Paste outline to Sprite");
public GUIContent pasteAllButtonLabel = EditorGUIUtility.TrTextContent("Paste All", "Paste outline to all Sprites");
public GUIContent generatingOutlineDialogTitle = EditorGUIUtility.TrTextContent("Outline");
public GUIContent generatingOutlineDialogContent = EditorGUIUtility.TrTextContent("Generating outline {0}/{1}");
public Color spriteBorderColor = new Color(0.25f, 0.5f, 1f, 0.75f);
}
protected SpriteRect m_Selected;
private const float k_HandleSize = 5f;
private readonly string k_DeleteCommandName = EventCommandNames.Delete;
private readonly string k_SoftDeleteCommandName = EventCommandNames.SoftDelete;
private ShapeEditor[] m_ShapeEditors;
private bool m_RequestRepaint;
private Matrix4x4 m_HandleMatrix;
private Vector2 m_MousePosition;
private bool m_Snap = true;
private ShapeEditorRectSelectionTool m_ShapeSelectionUI;
private bool m_WasRectSelecting = false;
private Rect? m_SelectionRect;
private ITexture2D m_OutlineTexture;
private Styles m_Styles;
protected SpriteOutlineModel m_Outline;
private SpriteOutlineList m_CopyOutline = null;
protected ITextureDataProvider m_TextureDataProvider;
public SpriteOutlineModule(ISpriteEditor sem, IEventSystem es, IUndoSystem us, IAssetDatabase ad, IGUIUtility gu, IShapeEditorFactory sef, ITexture2D outlineTexture)
{
spriteEditorWindow = sem;
undoSystem = us;
eventSystem = es;
assetDatabase = ad;
guiUtility = gu;
shapeEditorFactory = sef;
m_OutlineTexture = outlineTexture;
m_ShapeSelectionUI = new ShapeEditorRectSelectionTool(gu);
m_ShapeSelectionUI.RectSelect += RectSelect;
m_ShapeSelectionUI.ClearSelection += ClearSelection;
}
public override string moduleName
{
get { return "Custom Outline"; }
}
public override bool ApplyRevert(bool apply)
{
if (m_Outline != null)
{
if (apply)
{
var outlineDataProvider = spriteEditorWindow.GetDataProvider<ISpriteOutlineDataProvider>();
for (int i = 0; i < m_Outline.Count; ++i)
{
outlineDataProvider.SetOutlines(m_Outline[i].spriteID, m_Outline[i].ToListVector());
outlineDataProvider.SetTessellationDetail(m_Outline[i].spriteID, m_Outline[i].tessellationDetail);
}
}
ScriptableObject.DestroyImmediate(m_Outline);
m_Outline = null;
}
return true;
}
private Styles styles
{
get
{
if (m_Styles == null)
m_Styles = new Styles();
return m_Styles;
}
}
protected virtual List<SpriteOutline> selectedShapeOutline
{
get
{
return m_Outline[m_Selected.spriteID].spriteOutlines;
}
set
{
m_Outline[m_Selected.spriteID].spriteOutlines = value;
}
}
private bool shapeEditorDirty
{
get; set;
}
private bool editingDisabled
{
get { return spriteEditorWindow.editingDisabled; }
}
private ISpriteEditor spriteEditorWindow
{
get; set;
}
private IUndoSystem undoSystem
{
get; set;
}
private IEventSystem eventSystem
{
get; set;
}
private IAssetDatabase assetDatabase
{
get; set;
}
private IGUIUtility guiUtility
{
get; set;
}
private IShapeEditorFactory shapeEditorFactory
{
get; set;
}
private void RectSelect(Rect r, ShapeEditor.SelectionType selectionType)
{
var localRect = EditorGUIExt.FromToRect(ScreenToLocal(r.min), ScreenToLocal(r.max));
m_SelectionRect = localRect;
}
private void ClearSelection()
{
m_RequestRepaint = true;
}
protected virtual void LoadOutline()
{
m_Outline = ScriptableObject.CreateInstance<SpriteOutlineModel>();
m_Outline.hideFlags = HideFlags.HideAndDontSave;
var spriteDataProvider = spriteEditorWindow.GetDataProvider<ISpriteEditorDataProvider>();
var outlineDataProvider = spriteEditorWindow.GetDataProvider<ISpriteOutlineDataProvider>();
foreach (var rect in spriteDataProvider.GetSpriteRects())
{
var outlines = outlineDataProvider.GetOutlines(rect.spriteID);
m_Outline.AddListVector2(rect.spriteID, outlines);
m_Outline[m_Outline.Count - 1].tessellationDetail = outlineDataProvider.GetTessellationDetail(rect.spriteID);
}
}
public override void OnModuleActivate()
{
m_TextureDataProvider = spriteEditorWindow.GetDataProvider<ITextureDataProvider>();
LoadOutline();
GenerateOutlineIfNotExist();
undoSystem.RegisterUndoCallback(UndoRedoPerformed);
shapeEditorDirty = true;
SetupShapeEditor();
spriteEditorWindow.enableMouseMoveEvent = true;
}
void GenerateOutlineIfNotExist()
{
var rectCache = spriteEditorWindow.GetDataProvider<ISpriteEditorDataProvider>().GetSpriteRects();
if (rectCache != null)
{
bool needApply = false;
for (int i = 0; i < rectCache.Length; ++i)
{
var rect = rectCache[i];
if (!HasShapeOutline(rect))
{
EditorUtility.DisplayProgressBar(styles.generatingOutlineDialogTitle.text,
string.Format(styles.generatingOutlineDialogContent.text, i + 1 , rectCache.Length),
(float)(i) / rectCache.Length);
SetupShapeEditorOutline(rect);
needApply = true;
}
}
if (needApply)
{
EditorUtility.ClearProgressBar();
spriteEditorWindow.ApplyOrRevertModification(true);
LoadOutline();
}
}
}
public override void OnModuleDeactivate()
{
undoSystem.UnregisterUndoCallback(UndoRedoPerformed);
CleanupShapeEditors();
m_Selected = null;
spriteEditorWindow.enableMouseMoveEvent = false;
if (m_Outline != null)
{
undoSystem.ClearUndo(m_Outline);
ScriptableObject.DestroyImmediate(m_Outline);
m_Outline = null;
}
}
public override void DoMainGUI()
{
IEvent evt = eventSystem.current;
m_RequestRepaint = false;
m_HandleMatrix = Handles.matrix;
m_MousePosition = Handles.inverseMatrix.MultiplyPoint(eventSystem.current.mousePosition);
if (m_Selected == null || !m_Selected.rect.Contains(m_MousePosition) && !IsMouseOverOutlinePoints() && evt.shift == false)
spriteEditorWindow.HandleSpriteSelection();
HandleCreateNewOutline();
m_WasRectSelecting = m_ShapeSelectionUI.isSelecting;
UpdateShapeEditors();
m_ShapeSelectionUI.OnGUI();
DrawGizmos();
if (m_RequestRepaint || evt.type == EventType.MouseMove)
spriteEditorWindow.RequestRepaint();
}
public override void DoToolbarGUI(Rect drawArea)
{
var style = styles;
Rect snapDrawArea = new Rect(drawArea.x, drawArea.y, EditorStyles.toolbarButton.CalcSize(style.snapButtonLabel).x, drawArea.height);
m_Snap = GUI.Toggle(snapDrawArea, m_Snap, style.snapButtonLabel, EditorStyles.toolbarButton);
using (new EditorGUI.DisabledScope(editingDisabled || m_Selected == null))
{
float totalWidth = drawArea.width - snapDrawArea.width;
drawArea.x = snapDrawArea.xMax;
drawArea.width = EditorStyles.toolbarButton.CalcSize(style.outlineTolerance).x;
totalWidth -= drawArea.width;
if (totalWidth < 0)
drawArea.width += totalWidth;
if (drawArea.width > 0)
GUI.Label(drawArea, style.outlineTolerance, EditorStyles.miniLabel);
drawArea.x += drawArea.width;
drawArea.width = 100;
totalWidth -= drawArea.width;
if (totalWidth < 0)
drawArea.width += totalWidth;
if (drawArea.width > 0)
{
float tesselationValue = m_Selected != null ? m_Outline[m_Selected.spriteID].tessellationDetail : 0;
EditorGUI.BeginChangeCheck();
float oldFieldWidth = EditorGUIUtility.fieldWidth;
float oldLabelWidth = EditorGUIUtility.labelWidth;
EditorGUIUtility.fieldWidth = 35;
EditorGUIUtility.labelWidth = 1;
tesselationValue = EditorGUI.Slider(drawArea, Mathf.Clamp01(tesselationValue), 0, 1);
if (EditorGUI.EndChangeCheck())
{
RecordUndo();
m_Outline[m_Selected.spriteID].tessellationDetail = tesselationValue;
}
EditorGUIUtility.fieldWidth = oldFieldWidth;
EditorGUIUtility.labelWidth = oldLabelWidth;
}
drawArea.x += drawArea.width + 2;
drawArea.width = EditorStyles.toolbarButton.CalcSize(style.generateOutlineLabel).x;
totalWidth -= drawArea.width;
if (totalWidth < 0)
drawArea.width += totalWidth;
if (drawArea.width > 0 && GUI.Button(drawArea, style.generateOutlineLabel, EditorStyles.toolbarButton))
{
RecordUndo();
selectedShapeOutline.Clear();
SetupShapeEditorOutline(m_Selected);
spriteEditorWindow.SetDataModified();
shapeEditorDirty = true;
}
using (new EditorGUI.DisabledScope(m_Selected == null || !HasShapeOutline(m_Selected)))
{
drawArea.x += drawArea.width + 2;
drawArea.width = EditorStyles.toolbarButton.CalcSize(style.copyButtonLabel).x;
totalWidth -= drawArea.width;
if (totalWidth < 0)
drawArea.width += totalWidth;
if (drawArea.width > 0 && GUI.Button(drawArea, style.copyButtonLabel, EditorStyles.toolbarButton))
{
Copy();
}
}
using (new EditorGUI.DisabledScope(m_Selected == null || m_CopyOutline == null))
{
drawArea.x += drawArea.width;
drawArea.width = EditorStyles.toolbarButton.CalcSize(style.pasteButtonLabel).x;
totalWidth -= drawArea.width;
if (totalWidth < 0)
drawArea.width += totalWidth;
if (drawArea.width > 0 && GUI.Button(drawArea, style.pasteButtonLabel, EditorStyles.toolbarButton))
{
Paste();
}
}
using (new EditorGUI.DisabledScope(m_CopyOutline == null))
{
drawArea.x += drawArea.width;
drawArea.width = EditorStyles.toolbarButton.CalcSize(style.pasteAllButtonLabel).x;
totalWidth -= drawArea.width;
if (totalWidth < 0)
drawArea.width += totalWidth;
if (drawArea.width > 0 && GUI.Button(drawArea, style.pasteAllButtonLabel, EditorStyles.toolbarButton))
{
PasteAll();
}
}
}
}
public override void DoPostGUI()
{}
public override bool CanBeActivated()
{
return SpriteFrameModule.GetSpriteImportMode(spriteEditorWindow.GetDataProvider<ISpriteEditorDataProvider>()) != SpriteImportMode.None;
}
private void RecordUndo()
{
undoSystem.RegisterCompleteObjectUndo(m_Outline, "Outline changed");
}
public void CreateNewOutline(Rect rectOutline)
{
Rect rect = m_Selected.rect;
if (rect.Contains(rectOutline.min) && rect.Contains(rectOutline.max))
{
RecordUndo();
SpriteOutline so = new SpriteOutline();
Vector2 outlineOffset = new Vector2(0.5f * rect.width + rect.x, 0.5f * rect.height + rect.y);
Rect selectionRect = new Rect(rectOutline);
selectionRect.min = SnapPoint(rectOutline.min);
selectionRect.max = SnapPoint(rectOutline.max);
so.Add(CapPointToRect(new Vector2(selectionRect.xMin, selectionRect.yMin), rect) - outlineOffset);
so.Add(CapPointToRect(new Vector2(selectionRect.xMin, selectionRect.yMax), rect) - outlineOffset);
so.Add(CapPointToRect(new Vector2(selectionRect.xMax, selectionRect.yMax), rect) - outlineOffset);
so.Add(CapPointToRect(new Vector2(selectionRect.xMax, selectionRect.yMin), rect) - outlineOffset);
selectedShapeOutline.Add(so);
spriteEditorWindow.SetDataModified();
shapeEditorDirty = true;
}
}
private void HandleCreateNewOutline()
{
if (m_WasRectSelecting && m_ShapeSelectionUI.isSelecting == false && m_SelectionRect != null && m_Selected != null)
{
bool createNewOutline = true;
foreach (var se in m_ShapeEditors)
{
if (se.selectedPoints.Count != 0)
{
createNewOutline = false;
break;
}
}
if (createNewOutline)
CreateNewOutline(m_SelectionRect.Value);
}
m_SelectionRect = null;
}
public void UpdateShapeEditors()
{
SetupShapeEditor();
if (m_Selected != null)
{
IEvent currentEvent = eventSystem.current;
var wantsDelete = currentEvent.type == EventType.ExecuteCommand && (currentEvent.commandName == k_SoftDeleteCommandName || currentEvent.commandName == k_DeleteCommandName);
for (int i = 0; i < m_ShapeEditors.Length; ++i)
{
if (m_ShapeEditors[i].GetPointsCount() == 0)
continue;
m_ShapeEditors[i].inEditMode = true;
m_ShapeEditors[i].OnGUI();
if (shapeEditorDirty)
break;
}
if (wantsDelete)
{
// remove outline which have lesser than 3 points
for (int i = selectedShapeOutline.Count - 1; i >= 0; --i)
{
if (selectedShapeOutline[i].Count < 3)
{
selectedShapeOutline.RemoveAt(i);
shapeEditorDirty = true;
}
}
}
}
}
private bool IsMouseOverOutlinePoints()
{
if (m_Selected == null)
return false;
Vector2 outlineOffset = new Vector2(0.5f * m_Selected.rect.width + m_Selected.rect.x, 0.5f * m_Selected.rect.height + m_Selected.rect.y);
float handleSize = GetHandleSize();
Rect r = new Rect(0, 0, handleSize * 2, handleSize * 2);
for (int i = 0; i < selectedShapeOutline.Count; ++i)
{
var outline = selectedShapeOutline[i];
for (int j = 0; j < outline.Count; ++j)
{
r.center = outline[j] + outlineOffset;
if (r.Contains(m_MousePosition))
return true;
}
}
return false;
}
private float GetHandleSize()
{
return k_HandleSize / m_HandleMatrix.m00;
}
private void CleanupShapeEditors()
{
if (m_ShapeEditors != null)
{
for (int i = 0; i < m_ShapeEditors.Length; ++i)
{
for (int j = 0; j < m_ShapeEditors.Length; ++j)
{
if (i != j)
m_ShapeEditors[j].UnregisterFromShapeEditor(m_ShapeEditors[i]);
}
m_ShapeEditors[i].OnDisable();
}
}
m_ShapeEditors = null;
}
public void SetupShapeEditor()
{
if (shapeEditorDirty || m_Selected != spriteEditorWindow.selectedSpriteRect)
{
m_Selected = spriteEditorWindow.selectedSpriteRect;
CleanupShapeEditors();
if (m_Selected != null)
{
if (!HasShapeOutline(m_Selected))
SetupShapeEditorOutline(m_Selected);
m_ShapeEditors = new ShapeEditor[selectedShapeOutline.Count];
for (int i = 0; i < selectedShapeOutline.Count; ++i)
{
int outlineIndex = i;
m_ShapeEditors[i] = shapeEditorFactory.CreateShapeEditor();
m_ShapeEditors[i].SetRectSelectionTool(m_ShapeSelectionUI);
m_ShapeEditors[i].LocalToWorldMatrix = () => m_HandleMatrix;
m_ShapeEditors[i].LocalToScreen = (point) => Handles.matrix.MultiplyPoint(point);
m_ShapeEditors[i].ScreenToLocal = ScreenToLocal;
m_ShapeEditors[i].RecordUndo = RecordUndo;
m_ShapeEditors[i].GetHandleSize = GetHandleSize;
m_ShapeEditors[i].lineTexture = m_OutlineTexture;
m_ShapeEditors[i].Snap = SnapPoint;
m_ShapeEditors[i].GetPointPosition = (index) => GetPointPosition(outlineIndex, index);
m_ShapeEditors[i].SetPointPosition = (index, position) => SetPointPosition(outlineIndex, index, position);
m_ShapeEditors[i].InsertPointAt = (index, position) => InsertPointAt(outlineIndex, index, position);
m_ShapeEditors[i].RemovePointAt = (index) => RemovePointAt(outlineIndex, index);
m_ShapeEditors[i].GetPointsCount = () => GetPointsCount(outlineIndex);
}
for (int i = 0; i < selectedShapeOutline.Count; ++i)
{
for (int j = 0; j < selectedShapeOutline.Count; ++j)
{
if (i != j)
m_ShapeEditors[j].RegisterToShapeEditor(m_ShapeEditors[i]);
}
}
}
else
{
m_ShapeEditors = new ShapeEditor[0];
}
}
shapeEditorDirty = false;
}
protected virtual bool HasShapeOutline(SpriteRect spriteRect)
{
var outline = m_Outline[spriteRect.spriteID] != null ? m_Outline[spriteRect.spriteID].spriteOutlines : null;
return outline != null;
}
protected virtual void SetupShapeEditorOutline(SpriteRect spriteRect)
{
var outline = m_Outline[spriteRect.spriteID];
var outlines = GenerateSpriteRectOutline(spriteRect.rect,
Math.Abs(outline.tessellationDetail - (-1f)) < Mathf.Epsilon ? 0 : outline.tessellationDetail,
0, m_TextureDataProvider);
if (outlines.Count == 0)
{
Vector2 halfSize = spriteRect.rect.size * 0.5f;
outlines = new List<SpriteOutline>()
{
new SpriteOutline()
{
m_Path = new List<Vector2>()
{
new Vector2(-halfSize.x, -halfSize.y),
new Vector2(-halfSize.x, halfSize.y),
new Vector2(halfSize.x, halfSize.y),
new Vector2(halfSize.x, -halfSize.y),
}
}
};
}
m_Outline[spriteRect.spriteID].spriteOutlines = outlines;
}
public Vector3 SnapPoint(Vector3 position)
{
if (m_Snap)
{
position.x = Mathf.RoundToInt(position.x);
position.y = Mathf.RoundToInt(position.y);
}
return position;
}
public Vector3 GetPointPosition(int outlineIndex, int pointIndex)
{
if (outlineIndex >= 0 && outlineIndex < selectedShapeOutline.Count)
{
var outline = selectedShapeOutline[outlineIndex];
if (pointIndex >= 0 && pointIndex < outline.Count)
{
return ConvertSpriteRectSpaceToTextureSpace(outline[pointIndex]);
}
}
return new Vector3(float.NaN, float.NaN, float.NaN);
}
public void SetPointPosition(int outlineIndex, int pointIndex, Vector3 position)
{
selectedShapeOutline[outlineIndex][pointIndex] = ConvertTextureSpaceToSpriteRectSpace(CapPointToRect(position, m_Selected.rect));
spriteEditorWindow.SetDataModified();
}
public void InsertPointAt(int outlineIndex, int pointIndex, Vector3 position)
{
selectedShapeOutline[outlineIndex].Insert(pointIndex, ConvertTextureSpaceToSpriteRectSpace(CapPointToRect(position, m_Selected.rect)));
spriteEditorWindow.SetDataModified();
}
public void RemovePointAt(int outlineIndex, int i)
{
selectedShapeOutline[outlineIndex].RemoveAt(i);
spriteEditorWindow.SetDataModified();
}
public int GetPointsCount(int outlineIndex)
{
return selectedShapeOutline[outlineIndex].Count;
}
private Vector2 ConvertSpriteRectSpaceToTextureSpace(Vector2 value)
{
Vector2 outlineOffset = new Vector2(0.5f * m_Selected.rect.width + m_Selected.rect.x, 0.5f * m_Selected.rect.height + m_Selected.rect.y);
value += outlineOffset;
return value;
}
private Vector2 ConvertTextureSpaceToSpriteRectSpace(Vector2 value)
{
Vector2 outlineOffset = new Vector2(0.5f * m_Selected.rect.width + m_Selected.rect.x, 0.5f * m_Selected.rect.height + m_Selected.rect.y);
value -= outlineOffset;
return value;
}
private Vector3 ScreenToLocal(Vector2 point)
{
return Handles.inverseMatrix.MultiplyPoint(point);
}
private void UndoRedoPerformed()
{
shapeEditorDirty = true;
}
private void DrawGizmos()
{
if (eventSystem.current.type == EventType.Repaint)
{
var selected = spriteEditorWindow.selectedSpriteRect;
if (selected != null)
{
SpriteEditorUtility.BeginLines(styles.spriteBorderColor);
SpriteEditorUtility.DrawBox(selected.rect);
SpriteEditorUtility.EndLines();
}
}
}
protected static List<SpriteOutline> GenerateSpriteRectOutline(Rect rect, float detail, byte alphaTolerance, ITextureDataProvider textureProvider)
{
List<SpriteOutline> outline = new List<SpriteOutline>();
var texture = textureProvider.GetReadableTexture2D();
if (texture != null)
{
Vector2[][] paths;
// we might have a texture that is capped because of max size or NPOT.
// in that case, we need to convert values from capped space to actual texture space and back.
int actualWidth = 0, actualHeight = 0;
int cappedWidth, cappedHeight;
textureProvider.GetTextureActualWidthAndHeight(out actualWidth, out actualHeight);
cappedWidth = texture.width;
cappedHeight = texture.height;
Vector2 scale = new Vector2(cappedWidth / (float)actualWidth, cappedHeight / (float)actualHeight);
Rect spriteRect = rect;
spriteRect.xMin *= scale.x;
spriteRect.xMax *= scale.x;
spriteRect.yMin *= scale.y;
spriteRect.yMax *= scale.y;
UnityEditor.Sprites.SpriteUtility.GenerateOutline(texture, spriteRect, detail, alphaTolerance, true, out paths);
Rect capRect = new Rect();
capRect.size = rect.size;
capRect.center = Vector2.zero;
for (int j = 0; j < paths.Length; ++j)
{
SpriteOutline points = new SpriteOutline();
foreach (Vector2 v in paths[j])
points.Add(CapPointToRect(new Vector2(v.x / scale.x, v.y / scale.y), capRect));
outline.Add(points);
}
}
return outline;
}
public void Copy()
{
if (m_Selected == null || !HasShapeOutline(m_Selected))
return;
m_CopyOutline = new SpriteOutlineList(m_Selected.spriteID, m_Outline[m_Selected.spriteID].ToListVectorCapped(m_Selected.rect));
}
public void Paste()
{
if (m_Selected == null || m_CopyOutline == null)
return;
RecordUndo();
m_Outline[m_Selected.spriteID] = new SpriteOutlineList(m_Selected.spriteID, m_CopyOutline.ToListVectorCapped(m_Selected.rect));
spriteEditorWindow.SetDataModified();
shapeEditorDirty = true;
}
public void PasteAll()
{
if (m_CopyOutline == null)
return;
RecordUndo();
var rectCache = spriteEditorWindow.GetDataProvider<ISpriteEditorDataProvider>().GetSpriteRects();
if (rectCache != null)
{
foreach (var spriteRect in rectCache)
{
var outlines = m_CopyOutline.ToListVectorCapped(spriteRect.rect);
m_Outline[spriteRect.spriteID] = new SpriteOutlineList(spriteRect.spriteID, outlines);
}
}
spriteEditorWindow.SetDataModified();
shapeEditorDirty = true;
}
internal static Vector2 CapPointToRect(Vector2 so, Rect r)
{
so.x = Mathf.Min(r.xMax, so.x);
so.x = Mathf.Max(r.xMin, so.x);
so.y = Mathf.Min(r.yMax, so.y);
so.y = Mathf.Max(r.yMin, so.y);
return so;
}
}
}