public static void ConvertNGUIAtlasToUI(UnityEditor.MenuCommand command)
{
UIAtlas atlas = UnityEditor.Selection.activeGameObject.GetComponent <UIAtlas> ();
Texture2D spriteSheet = atlas.texture as Texture2D;
string assetPath = UnityEditor.AssetDatabase.GetAssetPath(spriteSheet.GetInstanceID());
Debug.Log("Getting asset importer at path " + assetPath);
UnityEditor.TextureImporter importer = UnityEditor.TextureImporter.GetAtPath(assetPath) as UnityEditor.TextureImporter;
if (atlas == null || spriteSheet == null)
{
return;
}
List <UnityEditor.SpriteMetaData> spriteData = new List <UnityEditor.SpriteMetaData> ();
List <string> spriteNames = atlas.GetListOfSprites();
int height = spriteSheet.height;
int width = spriteSheet.width;
foreach (string spriteName in spriteNames)
{
UIAtlas.Sprite sprite = atlas.GetSprite(spriteName);
//flip the positions
Rect rect = sprite.outer;
//Rect rect = new Rect (0, 0, 50, 50);
rect.y = height - rect.y - rect.height;
Vector2 pivot = new Vector2(0.5f, 0.5f); // = rect.center;
//pivot.y = height - pivot.y;
Vector4 border = Vector4.zero;
/*if (sprite.hasPadding) {
* border.w = sprite.inner.width;
* border.x = sprite.paddingRight;
* border.y = sprite.paddingTop;
* border.z = sprite.paddingBottom;
* }*/
UnityEditor.SpriteMetaData data = new UnityEditor.SpriteMetaData();
data.border = border;
data.pivot = pivot;
data.rect = rect;
data.name = spriteName;
data.alignment = 0;
Debug.Log("Created sprite " + spriteName + " with rect: "
+ "xMin" + rect.xMin + ", "
+ "xMax" + rect.xMax + ", "
+ "yMin" + rect.yMin + ", "
+ "yMax" + rect.yMax + "\n"
+ "pivotx " + pivot.x + ", "
+ "pivoty " + pivot.y);
spriteData.Add(data);
}
importer.spriteImportMode = UnityEditor.SpriteImportMode.Multiple;
importer.spritesheet = spriteData.ToArray();
//UnityEditor.AssetDatabase.StartAssetEditing ();
UnityEditor.AssetDatabase.ImportAsset(importer.assetPath);
//UnityEditor.AssetDatabase.StopAssetEditing ();
}
public void UpdateTilesetConfigFromAtlasImportSettings()
{
if (AtlasTexture != null)
{
string assetPath = UnityEditor.AssetDatabase.GetAssetPath(AtlasTexture);
if (!string.IsNullOrEmpty(assetPath))
{
UnityEditor.TextureImporter textureImporter = UnityEditor.AssetImporter.GetAtPath(assetPath) as UnityEditor.TextureImporter;
if (textureImporter != null)
{
m_pixelsPerUnit = textureImporter.spritePixelsPerUnit;
if (textureImporter.textureType == UnityEditor.TextureImporterType.Sprite)
{
if (textureImporter.spriteImportMode == UnityEditor.SpriteImportMode.Multiple)
{
List <Tile> tiles = new List <Tile>();
if (textureImporter.spritesheet.Length >= 2)
{
UnityEditor.SpriteMetaData spr0 = textureImporter.spritesheet[0];
UnityEditor.SpriteMetaData spr1 = textureImporter.spritesheet[1];
TilePxSize = textureImporter.spritesheet[0].rect.size;
SliceOffset = spr0.rect.position; SliceOffset.y = AtlasTexture.height - spr0.rect.y - spr0.rect.height;
SlicePadding.x = spr1.rect.x - spr0.rect.xMax;
}
if (textureImporter.spritesheet.Length >= 2)
{
//+++Ask before importing tiles
if (m_tiles.Count == 0 || !UnityEditor.EditorUtility.DisplayDialog("Import Sprite Sheet?", "This texture atlas contains sliced sprites. Do you want to overwrite current tiles with these ones?", "Yes", "No"))
//---
{
m_tilesetHeight = 0;
foreach (UnityEditor.SpriteMetaData spriteData in textureImporter.spritesheet)
{
Rect rUV = new Rect(Vector2.Scale(spriteData.rect.position, AtlasTexture.texelSize), Vector2.Scale(spriteData.rect.size, AtlasTexture.texelSize));
tiles.Add(new Tile()
{
uv = rUV
});
if (tiles.Count >= 2)
{
if (tiles[tiles.Count - 2].uv.y != tiles[tiles.Count - 1].uv.y)
{
if (m_tilesetHeight == 1)
{
m_tilesetWidth = tiles.Count - 1;
SlicePadding.y = textureImporter.spritesheet[tiles.Count - 2].rect.y - textureImporter.spritesheet[tiles.Count - 1].rect.yMax;
}
++m_tilesetHeight;
}
}
else
{
++m_tilesetHeight;
}
}
TileRowLength = m_tilesetWidth;
//Copy data from previous tiles
#if UNITY_EDITOR
if (m_tiles != null && m_tiles.Count > 0 && UnityEditor.EditorUtility.DisplayDialog("Keep previous tile properties?", "Keeping previous tile properties will copy the collider and paramters of previous tiles", "Yes", "No"))
#endif
{
for (int i = 0; i < m_tiles.Count && i < tiles.Count; ++i)
{
tiles[i].collData = m_tiles[i].collData;
tiles[i].paramContainer = m_tiles[i].paramContainer;
tiles[i].prefabData = m_tiles[i].prefabData;
}
}
m_tiles = tiles;
}
}
}
}
}
}
}
}