/// <summary>
/// Draw the UI for this tool.
/// </summary>
private void OnGUI()
{
gAtlasWindowOpended = true;
if (mLastAtlas != NGUISettings.atlas)
{
mLastAtlas = NGUISettings.atlas;
}
bool update = false;
bool replace = false;
NGUIEditorTools.SetLabelWidth(84f);
GUILayout.Space(3f);
NGUIEditorTools.DrawHeader("Input", true);
NGUIEditorTools.BeginContents(false);
GUILayout.BeginHorizontal();
{
ComponentSelector.Draw <UIAtlas>("Atlas", NGUISettings.atlas, OnSelectAtlas, true, GUILayout.MinWidth(80f));
EditorGUI.BeginDisabledGroup(NGUISettings.atlas == null);
if (GUILayout.Button("New", GUILayout.Width(40f)))
{
NGUISettings.atlas = null;
}
EditorGUI.EndDisabledGroup();
}
GUILayout.EndHorizontal();
List <Texture> textures = GetSelectedTextures();
if (NGUISettings.atlas != null)
{
Material mat = NGUISettings.atlas.spriteMaterial;
Texture tex = NGUISettings.atlas.texture;
// Material information
GUILayout.BeginHorizontal();
{
if (mat != null)
{
if (GUILayout.Button("Material", GUILayout.Width(76f)))
{
Selection.activeObject = mat;
}
GUILayout.Label(" " + mat.name);
}
else
{
GUI.color = Color.grey;
GUILayout.Button("Material", GUILayout.Width(76f));
GUI.color = Color.white;
GUILayout.Label(" N/A");
}
}
GUILayout.EndHorizontal();
// Texture atlas information
GUILayout.BeginHorizontal();
{
if (tex != null)
{
if (GUILayout.Button("Texture", GUILayout.Width(76f)))
{
Selection.activeObject = tex;
}
GUILayout.Label(" " + tex.width + "x" + tex.height);
}
else
{
GUI.color = Color.grey;
GUILayout.Button("Texture", GUILayout.Width(76f));
GUI.color = Color.white;
GUILayout.Label(" N/A");
}
}
GUILayout.EndHorizontal();
}
GUILayout.BeginHorizontal();
NGUISettings.atlasPadding = Mathf.Clamp(EditorGUILayout.IntField("Padding", NGUISettings.atlasPadding, GUILayout.Width(100f)), 0, 8);
GUILayout.Label((NGUISettings.atlasPadding == 1 ? "pixel" : "pixels") + " between sprites");
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
NGUISettings.atlasTrimming = EditorGUILayout.Toggle("Trim Alpha", NGUISettings.atlasTrimming, GUILayout.Width(100f));
GUILayout.Label("Remove empty space");
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
NGUISettings.atlasSplit = EditorGUILayout.Toggle("Split Texture", NGUISettings.atlasSplit, GUILayout.Width(100f));
GUILayout.Label("RGB/A 分离");
GUILayout.EndHorizontal();
bool fixedShader = false;
if (NGUISettings.atlas != null)
{
Material mat = NGUISettings.atlas.spriteMaterial;
if (mat != null)
{
Shader shader = mat.shader;
if (shader != null)
{
if (shader.name == "Unlit/Transparent Colored")
{
NGUISettings.atlasPMA = false;
fixedShader = true;
}
else if (shader.name == "Unlit/Premultiplied Colored")
{
NGUISettings.atlasPMA = true;
fixedShader = true;
}
}
}
}
if (!fixedShader)
{
GUILayout.BeginHorizontal();
NGUISettings.atlasPMA = EditorGUILayout.Toggle("PMA Shader", NGUISettings.atlasPMA, GUILayout.Width(100f));
GUILayout.Label("Pre-multiplied alpha", GUILayout.MinWidth(70f));
GUILayout.EndHorizontal();
}
//GUILayout.BeginHorizontal();
//NGUISettings.keepPadding = EditorGUILayout.Toggle("Keep Padding", NGUISettings.keepPadding, GUILayout.Width(100f));
//GUILayout.Label("or replace with trimmed pixels", GUILayout.MinWidth(70f));
//GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
NGUISettings.unityPacking = EditorGUILayout.Toggle("Unity Packer", NGUISettings.unityPacking, GUILayout.Width(100f));
GUILayout.Label("or custom packer", GUILayout.MinWidth(70f));
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
NGUISettings.trueColorAtlas = EditorGUILayout.Toggle("Truecolor", NGUISettings.trueColorAtlas, GUILayout.Width(100f));
GUILayout.Label("force ARGB32 textures", GUILayout.MinWidth(70f));
GUILayout.EndHorizontal();
if (!NGUISettings.unityPacking)
{
GUILayout.BeginHorizontal();
NGUISettings.forceSquareAtlas = EditorGUILayout.Toggle("Force Square", NGUISettings.forceSquareAtlas, GUILayout.Width(100f));
GUILayout.Label("if on, forces a square atlas texture", GUILayout.MinWidth(70f));
GUILayout.EndHorizontal();
}
#if UNITY_IPHONE || UNITY_ANDROID
GUILayout.BeginHorizontal();
NGUISettings.allow4096 = EditorGUILayout.Toggle("4096x4096", NGUISettings.allow4096, GUILayout.Width(100f));
GUILayout.Label("if off, limit atlases to 2048x2048");
GUILayout.EndHorizontal();
#endif
NGUIEditorTools.EndContents();
if (NGUISettings.atlas != null)
{
GUILayout.BeginHorizontal();
GUILayout.Space(20f);
if (textures.Count > 0)
{
update = GUILayout.Button("Add/Update");
}
else if (GUILayout.Button("View Sprites"))
{
SpriteSelector.ShowSelected();
}
GUILayout.Space(20f);
GUILayout.EndHorizontal();
}
else
{
EditorGUILayout.HelpBox("You can create a new atlas by selecting one or more textures in the Project View window, then clicking \"Create\".", MessageType.Info);
EditorGUI.BeginDisabledGroup(textures.Count == 0);
GUILayout.BeginHorizontal();
GUILayout.Space(20f);
bool create = GUILayout.Button("Create");
GUILayout.Space(20f);
GUILayout.EndHorizontal();
EditorGUI.EndDisabledGroup();
if (create)
{
string path = EditorUtility.SaveFilePanelInProject("Save As",
"New Atlas.prefab", "prefab", "Save atlas as...", NGUISettings.currentPath);
if (!string.IsNullOrEmpty(path))
{
NGUISettings.currentPath = System.IO.Path.GetDirectoryName(path);
GameObject go = AssetDatabase.LoadAssetAtPath(path, typeof(GameObject)) as GameObject;
string matPath = path.Replace(".prefab", ".mat");
replace = true;
// Try to load the material
Material mat = AssetDatabase.LoadAssetAtPath(matPath, typeof(Material)) as Material;
// If the material doesn't exist, create it
if (mat == null)
{
Shader shader = Shader.Find(NGUISettings.atlasPMA ? "Unlit/Premultiplied Colored" : "Unlit/Transparent Colored");
mat = new Material(shader);
// Save the material
AssetDatabase.CreateAsset(mat, matPath);
AssetDatabase.Refresh(ImportAssetOptions.ForceSynchronousImport);
// Load the material so it's usable
mat = AssetDatabase.LoadAssetAtPath(matPath, typeof(Material)) as Material;
}
// Create a new prefab for the atlas
Object prefab = (go != null) ? go : PrefabUtility.CreateEmptyPrefab(path);
// Create a new game object for the atlas
string atlasName = path.Replace(".prefab", "");
atlasName = atlasName.Substring(path.LastIndexOfAny(new char[] { '/', '\\' }) + 1);
go = new GameObject(atlasName);
go.AddComponent <UIAtlas>().spriteMaterial = mat;
// Update the prefab
PrefabUtility.ReplacePrefab(go, prefab);
DestroyImmediate(go);
AssetDatabase.SaveAssets();
AssetDatabase.Refresh(ImportAssetOptions.ForceSynchronousImport);
// Select the atlas
go = AssetDatabase.LoadAssetAtPath(path, typeof(GameObject)) as GameObject;
NGUISettings.atlas = go.GetComponent <UIAtlas>();
Selection.activeGameObject = go;
}
}
}
string selection = null;
Dictionary <string, int> spriteList = GetSpriteList(textures);
if (spriteList.Count > 0)
{
NGUIEditorTools.DrawHeader("Sprites", true);
{
GUILayout.BeginHorizontal();
GUILayout.Space(3f);
GUILayout.BeginVertical();
mScroll = GUILayout.BeginScrollView(mScroll);
bool delete = false;
int index = 0;
foreach (KeyValuePair <string, int> iter in spriteList)
{
++index;
GUILayout.Space(-1f);
bool highlight = (UIAtlasInspector.instance != null) && (NGUISettings.selectedSprite == iter.Key);
GUI.backgroundColor = highlight ? Color.white : new Color(0.8f, 0.8f, 0.8f);
GUILayout.BeginHorizontal("AS TextArea", GUILayout.MinHeight(20f));
GUI.backgroundColor = Color.white;
GUILayout.Label(index.ToString(), GUILayout.Width(24f));
if (GUILayout.Button(iter.Key, "OL TextField", GUILayout.Height(20f)))
{
selection = iter.Key;
}
if (iter.Value == 2)
{
GUI.color = Color.green;
GUILayout.Label("Add", GUILayout.Width(27f));
GUI.color = Color.white;
}
else if (iter.Value == 1)
{
GUI.color = Color.cyan;
GUILayout.Label("Update", GUILayout.Width(45f));
GUI.color = Color.white;
}
else
{
if (mDelNames.Contains(iter.Key))
{
GUI.backgroundColor = Color.red;
if (GUILayout.Button("Delete", GUILayout.Width(60f)))
{
delete = true;
}
GUI.backgroundColor = Color.green;
if (GUILayout.Button("X", GUILayout.Width(22f)))
{
mDelNames.Remove(iter.Key);
delete = false;
}
GUI.backgroundColor = Color.white;
}
else
{
// If we have not yet selected a sprite for deletion, show a small "X" button
if (GUILayout.Button("X", GUILayout.Width(22f)))
{
mDelNames.Add(iter.Key);
}
}
}
GUILayout.EndHorizontal();
}
GUILayout.EndScrollView();
GUILayout.EndVertical();
GUILayout.Space(3f);
GUILayout.EndHorizontal();
// If this sprite was marked for deletion, remove it from the atlas
if (delete)
{
List <SpriteEntry> sprites = new List <SpriteEntry>();
ExtractSprites(NGUISettings.atlas, sprites);
for (int i = sprites.Count; i > 0;)
{
SpriteEntry ent = sprites[--i];
if (mDelNames.Contains(ent.name))
{
sprites.RemoveAt(i);
}
}
UpdateAtlas(NGUISettings.atlas, sprites);
mDelNames.Clear();
NGUIEditorTools.RepaintSprites();
}
else if (update)
{
UpdateAtlas(textures, true);
}
else if (replace)
{
UpdateAtlas(textures, false);
}
if (NGUISettings.atlas != null && !string.IsNullOrEmpty(selection))
{
NGUIEditorTools.SelectSprite(selection);
}
else if (update || replace)
{
NGUIEditorTools.UpgradeTexturesToSprites(NGUISettings.atlas);
NGUIEditorTools.RepaintSprites();
}
}
}
if (NGUISettings.atlas != null && textures.Count == 0)
{
EditorGUILayout.HelpBox("You can reveal more options by selecting one or more textures in the Project View window.", MessageType.Info);
}
// Uncomment this line if you want to be able to force-sort the atlas
//if (NGUISettings.atlas != null && GUILayout.Button("Sort Alphabetically")) NGUISettings.atlas.SortAlphabetically();
}
/// <summary>
/// Draw the UI for this tool.
/// </summary>
void OnGUI()
{
if (mLastAtlas != NGUISettings.atlas)
{
mLastAtlas = NGUISettings.atlas;
atlasName = (NGUISettings.atlas != null) ? NGUISettings.atlas.name : "New Atlas";
}
bool create = false;
bool update = false;
bool replace = false;
string prefabPath = "";
string matPath = "";
// If we have an atlas to work with, see if we can figure out the path for it and its material
if (NGUISettings.atlas != null && NGUISettings.atlas.name == atlasName)
{
prefabPath = AssetDatabase.GetAssetPath(NGUISettings.atlas.gameObject.GetInstanceID());
if (NGUISettings.atlas.spriteMaterial != null)
{
matPath = AssetDatabase.GetAssetPath(NGUISettings.atlas.spriteMaterial.GetInstanceID());
}
}
// Assume default values if needed
if (string.IsNullOrEmpty(atlasName))
{
atlasName = "New Atlas";
}
if (string.IsNullOrEmpty(prefabPath))
{
prefabPath = NGUIEditorTools.GetSelectionFolder() + atlasName + ".prefab";
}
if (string.IsNullOrEmpty(matPath))
{
matPath = NGUIEditorTools.GetSelectionFolder() + atlasName + ".mat";
}
// Try to load the prefab
GameObject go = AssetDatabase.LoadAssetAtPath(prefabPath, typeof(GameObject)) as GameObject;
if (NGUISettings.atlas == null && go != null)
{
NGUISettings.atlas = go.GetComponent <UIAtlas>();
}
NGUIEditorTools.SetLabelWidth(80f);
GUILayout.Space(6f);
GUILayout.BeginHorizontal();
if (go == null)
{
GUI.backgroundColor = Color.green;
create = GUILayout.Button("Create", GUILayout.Width(76f));
}
else
{
GUI.backgroundColor = Color.red;
create = GUILayout.Button("Replace", GUILayout.Width(76f));
}
GUI.backgroundColor = Color.white;
atlasName = GUILayout.TextField(atlasName);
GUILayout.EndHorizontal();
if (create)
{
// If the prefab already exists, confirm that we want to overwrite it
if (go == null || EditorUtility.DisplayDialog("Are you sure?", "Are you sure you want to replace the contents of the " +
atlasName + " atlas with the textures currently selected in the Project View? All other sprites will be deleted.", "Yes", "No"))
{
replace = true;
// Try to load the material
Material mat = AssetDatabase.LoadAssetAtPath(matPath, typeof(Material)) as Material;
// If the material doesn't exist, create it
if (mat == null)
{
Shader shader = Shader.Find(NGUISettings.atlasPMA ? "Unlit/Premultiplied Colored" : "Unlit/Transparent Colored");
mat = new Material(shader);
// Save the material
AssetDatabase.CreateAsset(mat, matPath);
AssetDatabase.Refresh();
// Load the material so it's usable
mat = AssetDatabase.LoadAssetAtPath(matPath, typeof(Material)) as Material;
}
if (NGUISettings.atlas == null || NGUISettings.atlas.name != atlasName)
{
// Create a new prefab for the atlas
Object prefab = (go != null) ? go : PrefabUtility.CreateEmptyPrefab(prefabPath);
// Create a new game object for the atlas
go = new GameObject(atlasName);
go.AddComponent <UIAtlas>().spriteMaterial = mat;
// Update the prefab
PrefabUtility.ReplacePrefab(go, prefab);
DestroyImmediate(go);
AssetDatabase.SaveAssets();
AssetDatabase.Refresh();
// Select the atlas
go = AssetDatabase.LoadAssetAtPath(prefabPath, typeof(GameObject)) as GameObject;
NGUISettings.atlas = go.GetComponent <UIAtlas>();
}
}
}
ComponentSelector.Draw <UIAtlas>("Select", NGUISettings.atlas, OnSelectAtlas, true);
List <Texture> textures = GetSelectedTextures();
if (NGUISettings.atlas != null && NGUISettings.atlas.name == atlasName)
{
Material mat = NGUISettings.atlas.spriteMaterial;
Texture tex = NGUISettings.atlas.texture;
// Material information
GUILayout.BeginHorizontal();
{
if (mat != null)
{
if (GUILayout.Button("Material", GUILayout.Width(76f)))
{
Selection.activeObject = mat;
}
GUILayout.Label(" " + mat.name);
}
else
{
GUI.color = Color.grey;
GUILayout.Button("Material", GUILayout.Width(76f));
GUI.color = Color.white;
GUILayout.Label(" N/A");
}
}
GUILayout.EndHorizontal();
// Texture atlas information
GUILayout.BeginHorizontal();
{
if (tex != null)
{
if (GUILayout.Button("Texture", GUILayout.Width(76f)))
{
Selection.activeObject = tex;
}
GUILayout.Label(" " + tex.width + "x" + tex.height);
}
else
{
GUI.color = Color.grey;
GUILayout.Button("Texture", GUILayout.Width(76f));
GUI.color = Color.white;
GUILayout.Label(" N/A");
}
}
GUILayout.EndHorizontal();
}
GUILayout.BeginHorizontal();
NGUISettings.atlasPadding = Mathf.Clamp(EditorGUILayout.IntField("Padding", NGUISettings.atlasPadding, GUILayout.Width(100f)), 0, 8);
GUILayout.Label((NGUISettings.atlasPadding == 1 ? "pixel" : "pixels") + " in-between of sprites");
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
NGUISettings.atlasTrimming = EditorGUILayout.Toggle("Trim Alpha", NGUISettings.atlasTrimming, GUILayout.Width(100f));
GUILayout.Label("Remove empty space");
GUILayout.EndHorizontal();
bool fixedShader = false;
if (go != null && NGUISettings.atlas != null)
{
Material mat = NGUISettings.atlas.spriteMaterial;
if (mat != null)
{
Shader shader = mat.shader;
if (shader != null)
{
if (shader.name == "Unlit/Transparent Colored")
{
NGUISettings.atlasPMA = false;
fixedShader = true;
}
else if (shader.name == "Unlit/Premultiplied Colored")
{
NGUISettings.atlasPMA = true;
fixedShader = true;
}
}
}
}
if (!fixedShader)
{
GUILayout.BeginHorizontal();
NGUISettings.atlasPMA = EditorGUILayout.Toggle("PMA Shader", NGUISettings.atlasPMA, GUILayout.Width(100f));
GUILayout.Label("Pre-multiply color by alpha");
GUILayout.EndHorizontal();
}
GUILayout.BeginHorizontal();
NGUISettings.unityPacking = EditorGUILayout.Toggle("Unity Packer", NGUISettings.unityPacking, GUILayout.Width(100f));
GUILayout.Label("if off, use a custom packer");
GUILayout.EndHorizontal();
if (!NGUISettings.unityPacking)
{
GUILayout.BeginHorizontal();
NGUISettings.forceSquareAtlas = EditorGUILayout.Toggle("Force Square", NGUISettings.forceSquareAtlas, GUILayout.Width(100f));
GUILayout.Label("if on, forces a square atlas texture");
GUILayout.EndHorizontal();
}
#if UNITY_IPHONE || UNITY_ANDROID
GUILayout.BeginHorizontal();
NGUISettings.allow4096 = EditorGUILayout.Toggle("4096x4096", NGUISettings.allow4096, GUILayout.Width(100f));
GUILayout.Label("if off, limit atlases to 2048x2048");
GUILayout.EndHorizontal();
#endif
if (NGUISettings.atlas != null && NGUISettings.atlas.name == atlasName)
{
if (textures.Count > 0)
{
GUI.backgroundColor = Color.green;
update = GUILayout.Button("Add/Update All");
GUI.backgroundColor = Color.white;
}
else
{
if (GUILayout.Button("View Sprites"))
{
SpriteSelector.ShowSelected();
}
EditorGUILayout.HelpBox("You can reveal more options by selecting one or more textures in the Project View window.", MessageType.Info);
}
}
else
{
EditorGUILayout.HelpBox("You can create a new atlas by selecting one or more textures in the Project View window, then clicking \"Create\".", MessageType.Info);
}
string selection = null;
Dictionary <string, int> spriteList = GetSpriteList(textures);
if (spriteList.Count > 0)
{
NGUIEditorTools.DrawHeader("Sprites", true);
{
GUILayout.BeginHorizontal();
GUILayout.Space(3f);
GUILayout.BeginVertical();
mScroll = GUILayout.BeginScrollView(mScroll);
bool delete = false;
int index = 0;
foreach (KeyValuePair <string, int> iter in spriteList)
{
++index;
GUILayout.Space(-1f);
bool highlight = (UIAtlasInspector.instance != null) && (NGUISettings.selectedSprite == iter.Key);
GUI.backgroundColor = highlight ? Color.white : new Color(0.8f, 0.8f, 0.8f);
GUILayout.BeginHorizontal("AS TextArea", GUILayout.MinHeight(20f));
GUI.backgroundColor = Color.white;
GUILayout.Label(index.ToString(), GUILayout.Width(24f));
if (GUILayout.Button(iter.Key, "OL TextField", GUILayout.Height(20f)))
{
selection = iter.Key;
}
if (iter.Value == 2)
{
GUI.color = Color.green;
GUILayout.Label("Add", GUILayout.Width(27f));
GUI.color = Color.white;
}
else if (iter.Value == 1)
{
GUI.color = Color.cyan;
GUILayout.Label("Update", GUILayout.Width(45f));
GUI.color = Color.white;
}
else
{
if (mDelNames.Contains(iter.Key))
{
GUI.backgroundColor = Color.red;
if (GUILayout.Button("Delete", GUILayout.Width(60f)))
{
delete = true;
}
GUI.backgroundColor = Color.green;
if (GUILayout.Button("X", GUILayout.Width(22f)))
{
mDelNames.Remove(iter.Key);
delete = false;
}
GUI.backgroundColor = Color.white;
}
else
{
// If we have not yet selected a sprite for deletion, show a small "X" button
if (GUILayout.Button("X", GUILayout.Width(22f)))
{
mDelNames.Add(iter.Key);
}
}
}
GUILayout.EndHorizontal();
}
GUILayout.EndScrollView();
GUILayout.EndVertical();
GUILayout.Space(3f);
GUILayout.EndHorizontal();
// If this sprite was marked for deletion, remove it from the atlas
if (delete)
{
List <SpriteEntry> sprites = new List <SpriteEntry>();
ExtractSprites(NGUISettings.atlas, sprites);
for (int i = sprites.Count; i > 0;)
{
SpriteEntry ent = sprites[--i];
if (mDelNames.Contains(ent.name))
{
sprites.RemoveAt(i);
}
}
UpdateAtlas(NGUISettings.atlas, sprites);
mDelNames.Clear();
NGUIEditorTools.RepaintSprites();
}
else if (update)
{
UpdateAtlas(textures, true);
}
else if (replace)
{
UpdateAtlas(textures, false);
}
if (NGUISettings.atlas != null && !string.IsNullOrEmpty(selection))
{
NGUIEditorTools.SelectSprite(selection);
}
else if (update || replace)
{
NGUIEditorTools.UpgradeTexturesToSprites(NGUISettings.atlas);
NGUIEditorTools.RepaintSprites();
}
}
}
// Uncomment this line if you want to be able to force-sort the atlas
//if (NGUISettings.atlas != null && GUILayout.Button("Sort Alphabetically")) NGUISettings.atlas.SortAlphabetically();
}
