public void HandleDragAndDropArea(Rect r)
{
Event e = Event.current;
Rect dropArea = r;
if (showDropArea)
{
GUI.Box(dropArea, string.Empty, EditorStyles.helpBox);
GUI.Label(dropArea, "DROP IT LIKE IT'S HOT!", EditorStyles.centeredGreyMiniLabel);
}
switch (e.type)
{
case EventType.DragUpdated:
case EventType.DragPerform:
showDropArea = true;
if (!dropArea.Contains(e.mousePosition))
{
return;
}
DragAndDrop.visualMode = DragAndDropVisualMode.Link;
if (e.type == EventType.DragPerform)
{
DragAndDrop.AcceptDrag();
showDropArea = false;
foreach (Object dragged_object in DragAndDrop.objectReferences)
{
if (dragged_object is GameObject)
{
GameObject go = (GameObject)dragged_object;
PaintObject po = new PaintObject(go);
po.SetName(dragged_object.name);
paintObjects.Add(po);
listSize++;
}
}
}
break;
case EventType.DragExited:
showDropArea = false;
break;
}
}
public void DropAreaGUI(Rect r)
{
var e = Event.current;
var dropArea = r;
GUI.Box(dropArea, string.Empty);
GUI.Label(dropArea, "+", EditorStyles.centeredGreyMiniLabel);
switch (e.type)
{
case EventType.DragUpdated:
case EventType.DragPerform:
if (!dropArea.Contains(e.mousePosition))
{
return;
}
DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
if (e.type == EventType.DragPerform)
{
DragAndDrop.AcceptDrag();
foreach (Object dragged_object in DragAndDrop.objectReferences)
{
if (dragged_object is GameObject)
{
GameObject go = (GameObject)dragged_object;
PaintObject po = new PaintObject(go);
po.setName(dragged_object.name);
paintObjects.Add(po);
listSize++;
}
}
}
break;
}
}
void OnGUI()
{
EditorGUILayout.BeginHorizontal("Toolbar", GUILayout.ExpandWidth(true));
if (GUILayout.Button("Load", "ToolbarButton"))
{
string path = EditorUtility.OpenFilePanel("Select Palette", "", "asset");
path = path.Replace(Application.dataPath, "Assets");
if (path.Length != 0)
{
activePalette = (PaintPalette)AssetDatabase.LoadAssetAtPath(path, typeof(PaintPalette));
LoadPalette(activePalette);
if (!palettes.Contains(activePalette))
{
palettes.Add(activePalette);
}
}
Debug.Log("<color=cyan>[Prefab Painter] </color>Palette loaded.");
}
if (activePalette != null)
{
GUILayout.Label(new GUIContent("Active: " + activePalette.name), "ToolbarButton");
}
else
{
GUILayout.Label(new GUIContent("Active: none"), "ToolbarButton");
}
GUILayout.Space(5f);
GUILayout.FlexibleSpace();
if (GUILayout.Button(new GUIContent("", saveIcon, "Save active prefabs as palette."), "ToolbarButton"))
{
if (activePalette != null && palettes.Contains(activePalette))
{
OverridePalette(activePalette);
}
else
{
CreateNewPalette();
}
}
if (GUILayout.Button(new GUIContent("", deleteIcon, "Remove currently loaded palette."), "ToolbarButton"))
{
Debug.Log("Remove Palette");
}
if (GUILayout.Button(new GUIContent("Palettes", "Load in a palette."), "ToolbarPopup"))
{
GenericMenu menu = new GenericMenu();
if (palettes.Count > 0)
{
for (int i = 0; i < palettes.Count; i++)
{
AddMenuItemForPalette(menu, palettes[i].name, palettes[i]);
}
}
menu.AddItem(new GUIContent("New Palette"), creatingNewPalette, OnNewPaletteSelected);
menu.AddItem(new GUIContent("Clear List"), false, OnClearList);
menu.ShowAsContext();
}
EditorGUILayout.EndHorizontal();
EditorGUILayout.Space();
scrollPos = EditorGUILayout.BeginScrollView(scrollPos, false, false);
float tempSize = brushSize;
int tempDensity = brushDensity;
BrushSettingsFold = BeginFold("Brush Settings", BrushSettingsFold);
if (BrushSettingsFold)
{
paintMask = EditorGUILayout.MaskField(
new GUIContent("Paint Layer", "On which layer the tool will paint."), paintMask,
layerNames.ToArray());
brushSize = EditorGUILayout.FloatField("Brush Size", brushSize);
brushDensity = EditorGUILayout.IntField("Brush Density", brushDensity);
paintGroupName = EditorGUILayout.TextField("Paint Group Name", paintGroupName);
}
EndFold();
listSize = Mathf.Max(0, listSize);
for (int i = 0; i < paintObjects.Count; i++)
{
PaintObject.Display(paintObjects[i]);
}
if (GUILayout.Button("Add Prefab"))
{
listSize++;
}
if (GUILayout.Button("Remove Prefab") && listSize != 0)
{
listSize--;
}
EditorGUILayout.Space();
CheckForChanges(tempSize, tempDensity);
EditorGUILayout.EndScrollView();
}
public void DisplayPrefabs(List <PaintObject> prefabs)
{
int numberOfPrefabs = prefabs.Count;
int windowWidth = (int)EditorGUIUtility.currentViewWidth;
int y;
if (selectedPrefab != null)
{
y = 215;
}
else
{
y = 110;
}
for (int i = 0; i < numberOfPrefabs; i++)
{
var e = Event.current;
GameObject go = prefabs[i].GetGameObject();
int columns = Mathf.FloorToInt(windowWidth / (50 + 20) + 1);
int rows = Mathf.FloorToInt(numberOfPrefabs / columns);
prefabListHeight = rows * 50f;
int posX = 5 + 50 * (i - (Mathf.FloorToInt(i / columns)) * columns);
int posY = y + 50 * Mathf.FloorToInt(i / columns) + 10;
Rect r = new Rect(posX, posY, 50, 50);
Rect border = new Rect(r.x + 2, r.y + 6, r.width - 4, r.height - 4);
if (r.Contains(Event.current.mousePosition) && e.type == EventType.MouseDown && e.button == 0)
{
selectedPrefab = prefabs[i];
Repaint();
}
if (greyTexture != null)
{
if (prefabs[i] == selectedPrefab && selectedPrefab != null)
{
EditorGUI.DrawPreviewTexture(border, blueTexture, null, ScaleMode.ScaleToFit, 0f);
}
else
{
EditorGUI.DrawPreviewTexture(border, greyTexture, null, ScaleMode.ScaleToFit, 0f);
}
}
border.x += 2;
border.y += 2;
border.width -= 4;
border.height -= 4;
Texture2D preview = AssetPreview.GetAssetPreview(go);
if (preview != null)
{
EditorGUI.DrawPreviewTexture(border, preview, null, ScaleMode.ScaleToFit, 0f);
}
}
int c = Mathf.FloorToInt(windowWidth / (50 + 20) + 1);
int xRect = 5 + 50 * (numberOfPrefabs - (Mathf.FloorToInt(numberOfPrefabs / c)) * c);
int yRect = y + 50 * Mathf.FloorToInt(numberOfPrefabs / c) + 10;
DropAreaGUI(new Rect(xRect + 2, yRect + 6, 46, 46));
}
public static void Display(PaintObject obj)
{
if (obj == null)
{
return;
}
Texture2D background = new Texture2D(128, 128);
for (int y = 0; y < 128; y++)
{
for (int x = 0; x < 128; x++)
{
background.SetPixel(x, y, Color.grey);
}
}
background.Apply();
EditorGUILayout.BeginVertical(PrefabPainter.BoxStyle);
GUILayout.Space(3);
EditorGUI.BeginChangeCheck();
GameObject gameObject = obj.prefab;
if (EditorGUI.EndChangeCheck())
{
if (obj.gameObjectEditor != null)
{
Object.DestroyImmediate(obj.gameObjectEditor);
}
}
GUIStyle bgColor = new GUIStyle();
bgColor.normal.background = background;
if (gameObject != null)
{
if (obj.gameObjectEditor == null)
{
obj.gameObjectEditor = Editor.CreateEditor(gameObject);
}
obj.gameObjectEditor.OnInteractivePreviewGUI(GUILayoutUtility.GetRect(50, 50), bgColor);
}
EditorGUI.BeginChangeCheck();
gameObject = (GameObject)EditorGUILayout.ObjectField("", obj.prefab, typeof(GameObject), true);
obj.prefab = gameObject;
if (EditorGUI.EndChangeCheck())
{
if (obj.gameObjectEditor != null)
{
Object.DestroyImmediate(obj.gameObjectEditor);
}
}
if (obj.prefab != null)
{
obj.scale.x = EditorGUILayout.FloatField("Min Size", obj.scale.x);
obj.scale.y = EditorGUILayout.FloatField("Max Size", obj.scale.y);
GUILayout.Label("Random Rotation :");
EditorGUILayout.BeginHorizontal();
obj.randomRotationX = GUILayout.Toggle(obj.randomRotationX, "X");
obj.randomRotationY = GUILayout.Toggle(obj.randomRotationY, "Y");
obj.randomRotationZ = GUILayout.Toggle(obj.randomRotationZ, "Z");
EditorGUILayout.EndHorizontal();
}
GUILayout.Space(3);
EditorGUILayout.EndVertical();
GUILayout.Space(0);
}
public void DisplayPrefabs(List <PaintObject> prefabs)
{
int numberOfPrefabs = prefabs.Count;
int windowWidth = (int)EditorGUIUtility.currentViewWidth;
int prefabBoxSize = 100;
int y;
if (selectedPrefab != null)
{
y = 215;
}
else
{
y = 110;
}
//Skip logo
y += 120;
int c = Mathf.FloorToInt(windowWidth / (prefabBoxSize + 20) + 1);
Rect r2 = EditorGUILayout.GetControlRect();
int columns = Mathf.FloorToInt(windowWidth / (prefabBoxSize + 38) + 1);
int rows = Mathf.FloorToInt(numberOfPrefabs / columns);
prefabListHeight = rows * prefabBoxSize;
for (int i = 0; i < numberOfPrefabs; i++)
{
var e = Event.current;
GameObject go = prefabs[i].GetGameObject();
columns = Mathf.FloorToInt(windowWidth / (prefabBoxSize + 38) + 1);
rows = Mathf.FloorToInt(numberOfPrefabs / columns);
prefabListHeight = rows * prefabBoxSize;
int posX = 5 + prefabBoxSize * (i - (Mathf.FloorToInt(i / columns)) * columns);
int posY = y + prefabBoxSize * Mathf.FloorToInt(i / columns);
Rect r = new Rect(posX, posY, prefabBoxSize, prefabBoxSize);
Rect border = new Rect(r.x + 2, r.y + 6, r.width - 4, r.height - 4);
if (e.type == EventType.MouseDown && e.button == 0)
{
if (r.Contains(Event.current.mousePosition))
{
selectedPrefab = prefabs[i];
Repaint();
}
}
GUIStyle style = new GUIStyle(GUI.skin.label)
{
alignment = TextAnchor.MiddleCenter
};
if (prefabs[i] == selectedPrefab && selectedPrefab != null)
{
EditorGUI.DrawPreviewTexture(border, blueTexture, null, ScaleMode.ScaleToFit, 0f);
}
else
{
EditorGUI.DrawPreviewTexture(border, greyTexture, null, ScaleMode.ScaleToFit, 0f);
}
EditorGUI.LabelField(border, "No Preview", style);
border.x += 2;
border.y += 2;
border.width -= 4;
border.height -= 4;
Texture2D preview = AssetPreview.GetAssetPreview(go);
if (preview != null)
{
EditorGUI.DrawPreviewTexture(border, preview, null, ScaleMode.ScaleToFit, 0f);
}
float closeButtonSize = 20;
GUIStyle style1 = new GUIStyle(GUI.skin.button);
style1.normal.textColor = Color.red;
style1.alignment = TextAnchor.MiddleCenter;
style1.contentOffset = new Vector2(0.5f, 0);
border.x = r.x + (border.width - (closeButtonSize - 4));
border.width = closeButtonSize;
border.height = closeButtonSize;
if (GUI.Button(border, "X", style1))
{
prefabs.Remove(prefabs[i]);
LoadPalette(activePalette);
}
}
r2.y = y;
r2.height = prefabListHeight + prefabBoxSize + 7;
//Handle and show drag and drop area
HandleDragAndDropArea(r2);
}
