public static void BuildSprites(GameObject root, PSDLayerGroupInfo group,
PsdExportSettings settings, PsdFileInfo fileInfo,
SpriteAlignment createAlign)
{
BuildPsd(root, group, settings, fileInfo,
createAlign, new SpriteConstructor());
}
public static void Export(PsdExportSettings settings, PsdFileInfo fileInfo, bool exportExisting = true)
{
List<int> layerIndices = GetExportLayers(settings, fileInfo);
// If not going to export existing, filter out layers with existing files
if (exportExisting == false)
{
layerIndices = layerIndices.Where(delegate(int layerIndex)
{
string filePath = GetLayerFilename(settings, layerIndex);
// If file exists, don't export
return !File.Exists(filePath);
}).ToList();
}
int exportCount = 0;
foreach (int layerIndex in layerIndices)
{
string infoString = string.Format("Importing {0} / {1} Layers", exportCount, layerIndices.Count);
string fileString = string.Format("Importing PSD Layers: {0}", settings.Filename);
float progress = exportCount/(float) layerIndices.Count;
EditorUtility.DisplayProgressBar(fileString, infoString, progress);
CreateSprite(settings, layerIndex);
exportCount++;
}
EditorUtility.ClearProgressBar();
settings.SaveMetaData();
settings.SaveLayerMetaData();
}
public static void Export(PsdExportSettings settings, PsdFileInfo fileInfo, bool exportExisting = true)
{
List <int> layerIndices = GetExportLayers(settings, fileInfo);
// If not going to export existing, filter out layers with existing files
if (exportExisting == false)
{
layerIndices = layerIndices.Where(delegate(int layerIndex)
{
string filePath = GetLayerFilename(settings, layerIndex);
// If file exists, don't export
return(!File.Exists(filePath));
}).ToList();
}
int exportCount = 0;
foreach (int layerIndex in layerIndices)
{
string infoString = string.Format("Importing {0} / {1} Layers", exportCount, layerIndices.Count);
string fileString = string.Format("Importing PSD Layers: {0}", settings.Filename);
float progress = exportCount / (float)layerIndices.Count;
EditorUtility.DisplayProgressBar(fileString, infoString, progress);
CreateSprite(settings, layerIndex);
exportCount++;
}
EditorUtility.ClearProgressBar();
settings.SaveMetaData();
settings.SaveLayerMetaData();
}
public static void BuildSprites(GameObject root, PSDLayerGroupInfo group,
PsdExportSettings settings, PsdFileInfo fileInfo,
SpriteAlignment createAlign)
{
BuildPsd(root, group, settings, fileInfo,
createAlign, new SpriteConstructor());
}
public static Sprite CreateSprite(PsdExportSettings settings, int layerIndex)
{
var layer = settings.Psd.Layers[layerIndex];
Texture2D tex = CreateTexture(layer);
if (tex == null)
return null;
Sprite sprite = SaveAsset(settings, tex, layerIndex);
Object.DestroyImmediate(tex);
return sprite;
}
public static GameObject BuildPsdRoot(GameObject root, PsdExportSettings settings, PsdFileInfo fileInfo,
SpriteAlignment align, IPsdConstructor constructor)
{
GameObject spriteObject = constructor.CreateGameObject(settings.Filename, root);
PSDLayerGroupInfo rootGroup = new PSDLayerGroupInfo(settings.Filename, settings.Psd.Layers.Count - 1, true, true);
rootGroup.start = 0;
BuildPsd(spriteObject, rootGroup, settings, fileInfo, align, constructor);
return(spriteObject);
}
public static string GetLayerFilename(PsdExportSettings settings, int layerIndex)
{
// Strip out invalid characters from the file name
string layerName = settings.Psd.Layers[layerIndex].Name;
// foreach (char invalidChar in Path.GetInvalidFileNameChars())
// {
// layerName = layerName.Replace(invalidChar, '-');
// }
layerName = settings.GetLayerPath(layerName);
return(layerName);
}
public static Sprite CreateSprite(PsdExportSettings settings, int layerIndex)
{
var layer = settings.Psd.Layers[layerIndex];
Texture2D tex = CreateTexture(layer);
if (tex == null)
{
return(null);
}
Sprite sprite = SaveAsset(settings, tex, layerIndex);
Object.DestroyImmediate(tex);
return(sprite);
}
private bool LoadImage()
{
settings = new PsdExportSettings(image);
showImportSettings = !settings.HasMetaData;
bool valid = (settings.Psd != null);
if (valid)
{
// Parse the layer info
fileInfo = new PsdFileInfo(settings.Psd);
settings.LoadLayers(fileInfo);
}
return(valid);
}
private static void ExecuteAutoImport()
{
// This function only fires once, unhook from update function immediately
EditorApplication.update -= ExecuteAutoImport;
for (int i = 0; i < reimports.Count; i++)
{
var target = reimports[i];
var exportSettings = new PsdExportSettings(target);
if (exportSettings.AutoReImport)
{
PsdFileInfo psdInfo = new PsdFileInfo(exportSettings.Psd);
exportSettings.LoadLayers(psdInfo);
PSDExporter.Export(exportSettings, psdInfo);
}
}
reimports.Clear();
}
public static List<int> GetExportLayers(PsdExportSettings settings, PsdFileInfo fileInfo)
{
List<int> exportLayers = new List<int>();
foreach (var keypair in settings.layerSettings)
{
PsdExportSettings.LayerSetting layerSetting = keypair.Value;
// Don't export if not set to export
if (!layerSetting.doExport)
continue;
// Don't export if group is off
var groupInfo = fileInfo.GetGroupByLayerIndex(layerSetting.layerIndex);
if (groupInfo != null && !groupInfo.visible)
continue;
exportLayers.Add(layerSetting.layerIndex);
}
return exportLayers;
}
private static void ExecuteAutoImport()
{
// This function only fires once, unhook from update function immediately
EditorApplication.update -= ExecuteAutoImport;
for (int i = 0; i < reimports.Count; i++)
{
var target = reimports[i];
var exportSettings = new PsdExportSettings(target);
if (exportSettings.AutoReImport)
{
PsdFileInfo psdInfo = new PsdFileInfo(exportSettings.Psd);
exportSettings.LoadLayers(psdInfo);
PSDExporter.Export(exportSettings, psdInfo);
}
}
reimports.Clear();
}
private static List <PanelNode> GetLayer(Texture2D psdFile, string filter = "")
{
List <PanelNode> PanelNodeList = new List <PanelNode> ();
PsdExportSettings settings = new PsdExportSettings(psdFile);
PsdFileInfo fileInfo = new PsdFileInfo(settings.Psd);
bool valid = (settings.Psd != null);
if (valid)
{
settings.LoadLayers(fileInfo);
PsdFile psd = settings.Psd;
int layerIndexMin = 0;
int layerIndexMax = 0;
for (int i = 0; i < psd.Layers.Count; i++)
{
PSDLayerGroupInfo groupInfo = fileInfo.GetGroupByLayerIndex(i);
//Debug.Log (groupInfo.start + "-" + groupInfo.end + ":" + groupInfo.name);
if (groupInfo != null && !PanelNodeList.Exists(a => a.Name.Equals(groupInfo.name)))
{
PanelNode panelNode = new PanelNode(groupInfo.name);
panelNode.visible = groupInfo.visible;
panelNode.idxStart = groupInfo.start;
panelNode.idxEnd = groupInfo.end;
panelNode.isGroup = true;
PanelNodeList.Add(panelNode);
}
}
for (int i = 0; i < fileInfo.LayerIndices.Length; i++)
{
int layerIndex = fileInfo.LayerIndices [i];
Layer layer = psd.Layers [layerIndex];
PanelNode panelNode = new PanelNode(layer.Name);
panelNode.visible = layer.Visible;
panelNode.Index = layerIndex;
panelNode.isGroup = false;
panelNode.layer = layer;
PanelNodeList.Add(panelNode);
}
ArrangementNode(PanelNodeList);
}
return(PanelNodeList);
}
public static List <int> GetExportLayers(PsdExportSettings settings, PsdFileInfo fileInfo)
{
List <int> exportLayers = new List <int>();
foreach (var keypair in settings.layerSettings)
{
PsdExportSettings.LayerSetting layerSetting = keypair.Value;
// Don't export if not set to export
if (!layerSetting.doExport)
{
continue;
}
// Don't export if group is off
var groupInfo = fileInfo.GetGroupByLayerIndex(layerSetting.layerIndex);
if (groupInfo != null && !groupInfo.visible)
{
continue;
}
exportLayers.Add(layerSetting.layerIndex);
}
return(exportLayers);
}
public static void BuildPsd(GameObject root, PSDLayerGroupInfo group,
PsdExportSettings settings, PsdFileInfo fileInfo,
SpriteAlignment align, IPsdConstructor constructor)
{
// Run the export on non exported layers
PSDExporter.Export(settings, fileInfo, false);
// Find all the layers being exported
var exportLayers = PSDExporter.GetExportLayers(settings, fileInfo);
// Stores the root object for each encountered group
Dictionary <PSDLayerGroupInfo, GameObject> groupHeaders = new Dictionary <PSDLayerGroupInfo, GameObject>();
// Store the last parent, for traversal
GameObject lastParent = root;
GameObject rootBase = null;
int groupVisibleMask = 1;
int groupDepth = 0;
// Loop through all the layers of the PSD file
// backwards so they appear in the expected order
// Going through all the layers, and not just the exported layers
// so that the groups can be setup
for (int i = group.end; i >= group.start; i--)
{
// Skip if layer is hidden
if (fileInfo.LayerVisibility[i] == false)
{
continue;
}
var groupInfo = fileInfo.GetGroupByLayerIndex(i);
bool inGroup = groupInfo != null;
// Skip if layer belongs to a hidden group
if (inGroup && groupInfo.visible == false)
{
continue;
}
// When inside a group...
if (inGroup)
{
// Inverted because starting backwards
bool startGroup = groupInfo.end == i;
bool closeGroup = groupInfo.start == i;
// Go up or down group depths
if (startGroup)
{
groupDepth++;
groupVisibleMask |= ((groupInfo.visible ? 1 : 0) << groupDepth);
}
if (closeGroup)
{
// Reset group visible flag when closing group
groupVisibleMask &= ~(1 << groupDepth);
groupDepth--;
}
// First, check if parents of this group is visible in the first place
bool parentVisible = true;
for (int parentMask = groupDepth - 1; parentMask > 0; parentMask--)
{
bool isVisible = (groupVisibleMask & (1 << parentMask)) > 0;
parentVisible &= isVisible;
}
// Parents not visible, continue to next layer
if (!parentVisible)
{
continue;
}
// Finally, check if layer being processed is start/end of group
if (startGroup || closeGroup)
{
// If start or end of the group, call HandleGroupObject
// which creates the group layer object and assignment of lastParent
HandleGroupObject(groupInfo, groupHeaders,
startGroup, constructor, ref lastParent);
// A bunch of book keeping needs to be done at the start of a group
if (startGroup)
{
// If this is the start of the group being constructed
// store as the rootBase
if (i == group.end)
{
rootBase = lastParent;
}
}
// Start or end group doesn't have visible sprite object, skip to next layer
continue;
}
} // End processing of group start/end
// If got to here, processing a visual layer
// Skip if the export layers list doesn't contain this index
if (exportLayers.Contains(i) == false)
{
continue;
}
// If got here and root base hasn't been set, that's a problem
if (rootBase == null)
{
throw new Exception("Trying to create image layer before root base has been set");
}
// Get layer info
Layer layer = settings.Psd.Layers[i];
// Create the game object for the sprite
string layerName = Utility.PinYinHelper.Convert(layer.Name);
GameObject spriteObject = constructor.CreateGameObject(layerName, lastParent);
// Reparent created object to last parent
if (lastParent != null)
{
spriteObject.transform.SetParent(lastParent.transform, false);
}
Vector2 spritePivot = GetPivot(SpriteAlignment.Center);
if (layer.IsText)
{
var layerText = layer.LayerText;
Text text = spriteObject.AddComponent <Text>();
text.horizontalOverflow = HorizontalWrapMode.Overflow;
text.verticalOverflow = VerticalWrapMode.Overflow;
text.fontSize = (int)layerText.FontSize;
text.rectTransform.SetAsFirstSibling();
text.rectTransform.sizeDelta = new Vector2(layer.Rect.width, layer.Rect.height);
text.text = layerText.Text.Replace("\r\n", "\n").Replace("\r", "\n");
FontStyle fontStyle = FontStyle.Normal;
if (layerText.FauxBold)
{
fontStyle |= FontStyle.Bold;
}
if (layerText.FauxItalic)
{
fontStyle |= FontStyle.Italic;
}
float a = ((layerText.FillColor | 0xFF000000U) >> 24) / 255f;
float r = ((layerText.FillColor | 0xFF0000U) >> 16) / 255f;
float g = ((layerText.FillColor | 0xFF00U) >> 8) / 255f;
float b = (layerText.FillColor | 0xFFU) / 255f;
text.color = new Color(r, g, b, a);
}
else
{
// Retrieve sprite from asset database
string sprPath = PSDExporter.GetLayerFilename(settings, i);
Sprite sprite = AssetDatabase.LoadAssetAtPath <Sprite>(sprPath);
// Get the pivot settings for the sprite
TextureImporter sprImporter = (TextureImporter)AssetImporter.GetAtPath(sprPath);
TextureImporterSettings sprSettings = new TextureImporterSettings();
sprImporter.ReadTextureSettings(sprSettings);
sprImporter = null;
// Add components to the sprite object for the visuals
constructor.AddComponents(i, spriteObject, sprite, sprSettings);
// Reposition the sprite object according to PSD position
spritePivot = GetPivot(sprSettings);
}
Vector3 layerPos = constructor.GetLayerPosition(layer.Rect, spritePivot, settings.PixelsToUnitSize);
// reverse y axis
layerPos.y = fileInfo.height - layerPos.y;
// Scaling factor, if sprites were scaled down
float posScale = 1f;
switch (settings.ScaleBy)
{
case 1:
posScale = 0.5f;
break;
case 2:
posScale = 0.25f;
break;
}
layerPos *= posScale;
// Sprite position is based on root object position initially
Transform spriteT = spriteObject.transform;
spriteT.position = layerPos;
} // End layer loop
} // End BuildPsd()
public static string GetLayerFilename(PsdExportSettings settings, int layerIndex)
{
// Strip out invalid characters from the file name
string layerName = settings.Psd.Layers[layerIndex].Name;
foreach (char invalidChar in Path.GetInvalidFileNameChars())
{
layerName = layerName.Replace(invalidChar, '-');
}
layerName = settings.GetLayerPath(layerName);
return layerName;
}
public static int GetExportCount(PsdExportSettings settings, PsdFileInfo fileInfo)
{
var exportLayers = GetExportLayers(settings, fileInfo);
return(exportLayers.Count);
}
private static Sprite SaveAsset(PsdExportSettings settings, Texture2D tex, int layer)
{
string assetPath = GetLayerFilename(settings, layer);
// Setup scaling variables
float pixelsToUnits = settings.PixelsToUnitSize;
// Apply global scaling, if any
if (settings.ScaleBy > 0)
{
tex = ScaleTextureByMipmap(tex, settings.ScaleBy);
}
PsdExportSettings.LayerSetting layerSetting = settings.layerSettings[layer];
// Then scale by layer scale
if (layerSetting.scaleBy != ScaleDown.Default)
{
// By default, scale by half
int scaleLevel = 1;
pixelsToUnits = Mathf.RoundToInt(settings.PixelsToUnitSize / 2f);
// Setting is actually scale by quarter
if (layerSetting.scaleBy == ScaleDown.Quarter)
{
scaleLevel = 2;
pixelsToUnits = Mathf.RoundToInt(settings.PixelsToUnitSize / 4f);
}
// Apply scaling
tex = ScaleTextureByMipmap(tex, scaleLevel);
}
byte[] buf = tex.EncodeToPNG();
File.WriteAllBytes(assetPath, buf);
AssetDatabase.Refresh();
// Load the texture so we can change the type
var textureObj = AssetDatabase.LoadAssetAtPath(assetPath, typeof(Texture2D));
// Get the texture importer for the asset
TextureImporter textureImporter = (TextureImporter)AssetImporter.GetAtPath(assetPath);
// Read out the texture import settings so import pivot point can be changed
TextureImporterSettings importSetting = new TextureImporterSettings();
textureImporter.ReadTextureSettings(importSetting);
// Set the pivot import setting
importSetting.spriteAlignment = (int)settings.Pivot;
// But if layer setting has a different pivot, set as new pivot
if (settings.Pivot != layerSetting.pivot)
{
importSetting.spriteAlignment = (int)layerSetting.pivot;
}
// Pivot settings are the same but custom, set the vector
//else if (settings.Pivot == SpriteAlignment.Custom)
// importSetting.spritePivot = settings.PivotVector;
importSetting.mipmapEnabled = false;
importSetting.spritePixelsPerUnit = pixelsToUnits;
// Set the rest of the texture settings
textureImporter.textureType = TextureImporterType.Sprite;
textureImporter.spriteImportMode = SpriteImportMode.Single;
textureImporter.spritePackingTag = settings.PackingTag;
// Write in the texture import settings
textureImporter.SetTextureSettings(importSetting);
EditorUtility.SetDirty(textureObj);
AssetDatabase.WriteImportSettingsIfDirty(assetPath);
AssetDatabase.ImportAsset(assetPath, ImportAssetOptions.ForceUpdate);
return((Sprite)AssetDatabase.LoadAssetAtPath(assetPath, typeof(Sprite)));
}
private static Sprite SaveAsset(PsdExportSettings settings, Texture2D tex, int layer)
{
string assetPath = GetLayerFilename(settings, layer);
// Setup scaling variables
float pixelsToUnits = settings.PixelsToUnitSize;
// Apply global scaling, if any
if (settings.ScaleBy > 0)
{
tex = ScaleTextureByMipmap(tex, settings.ScaleBy);
}
PsdExportSettings.LayerSetting layerSetting = settings.layerSettings[layer];
// Then scale by layer scale
if (layerSetting.scaleBy != ScaleDown.Default)
{
// By default, scale by half
int scaleLevel = 1;
pixelsToUnits = Mathf.RoundToInt(settings.PixelsToUnitSize/2f);
// Setting is actually scale by quarter
if (layerSetting.scaleBy == ScaleDown.Quarter)
{
scaleLevel = 2;
pixelsToUnits = Mathf.RoundToInt(settings.PixelsToUnitSize/4f);
}
// Apply scaling
tex = ScaleTextureByMipmap(tex, scaleLevel);
}
byte[] buf = tex.EncodeToPNG();
File.WriteAllBytes(assetPath, buf);
AssetDatabase.Refresh();
// Load the texture so we can change the type
var textureObj = AssetDatabase.LoadAssetAtPath(assetPath, typeof(Texture2D));
// Get the texture importer for the asset
TextureImporter textureImporter = (TextureImporter)AssetImporter.GetAtPath(assetPath);
// Read out the texture import settings so import pivot point can be changed
TextureImporterSettings importSetting = new TextureImporterSettings();
textureImporter.ReadTextureSettings(importSetting);
// Set the pivot import setting
importSetting.spriteAlignment = (int) settings.Pivot;
// But if layer setting has a different pivot, set as new pivot
if (settings.Pivot != layerSetting.pivot)
importSetting.spriteAlignment = (int)layerSetting.pivot;
// Pivot settings are the same but custom, set the vector
//else if (settings.Pivot == SpriteAlignment.Custom)
// importSetting.spritePivot = settings.PivotVector;
importSetting.spritePixelsPerUnit = pixelsToUnits;
// Set the rest of the texture settings
textureImporter.textureType = TextureImporterType.Sprite;
textureImporter.spriteImportMode = SpriteImportMode.Single;
textureImporter.spritePackingTag = settings.PackingTag;
// Write in the texture import settings
textureImporter.SetTextureSettings(importSetting);
EditorUtility.SetDirty(textureObj);
AssetDatabase.WriteImportSettingsIfDirty(assetPath);
AssetDatabase.ImportAsset(assetPath, ImportAssetOptions.ForceUpdate);
return (Sprite)AssetDatabase.LoadAssetAtPath(assetPath, typeof(Sprite));
}
public static void BuildPsd(GameObject root, PSDLayerGroupInfo group,
PsdExportSettings settings, PsdFileInfo fileInfo,
SpriteAlignment align, IPsdConstructor constructor)
{
// Run the export on non exported layers
PSDExporter.Export(settings, fileInfo, false);
// Find all the layers being exported
var exportLayers = PSDExporter.GetExportLayers(settings, fileInfo);
// Stores the root object for each encountered group
Dictionary <PSDLayerGroupInfo, GameObject> groupHeaders = new Dictionary <PSDLayerGroupInfo, GameObject>();
// Store the last parent, for traversal
GameObject lastParent = root;
GameObject rootBase = null;
Transform rootBaseT = null;
int groupVisibleMask = 1;
int groupDepth = 0;
// Loop through all the layers of the PSD file
// backwards so they appear in the expected order
// Going through all the layers, and not just the exported layers
// so that the groups can be setup
for (int i = group.end; i >= group.start; i--)
{
// Skip if layer is hidden
if (fileInfo.LayerVisibility[i] == false)
{
continue;
}
var groupInfo = fileInfo.GetGroupByLayerIndex(i);
bool inGroup = groupInfo != null;
// Skip if layer belongs to a hidden group
if (inGroup && groupInfo.visible == false)
{
continue;
}
// When inside a group...
if (inGroup)
{
// Inverted because starting backwards
bool startGroup = groupInfo.end == i;
bool closeGroup = groupInfo.start == i;
// Go up or down group depths
if (startGroup)
{
groupDepth++;
groupVisibleMask |= ((groupInfo.visible ? 1 : 0) << groupDepth);
}
if (closeGroup)
{
// Reset group visible flag when closing group
groupVisibleMask &= ~(1 << groupDepth);
groupDepth--;
}
// First, check if parents of this group is visible in the first place
bool parentVisible = true;
for (int parentMask = groupDepth - 1; parentMask > 0; parentMask--)
{
bool isVisible = (groupVisibleMask & (1 << parentMask)) > 0;
parentVisible &= isVisible;
}
// Parents not visible, continue to next layer
if (!parentVisible)
{
continue;
}
// Finally, check if layer being processed is start/end of group
if (startGroup || closeGroup)
{
// If start or end of the group, call HandleGroupObject
// which creates the group layer object and assignment of lastParent
HandleGroupObject(groupInfo, groupHeaders,
startGroup, constructor, ref lastParent);
// A bunch of book keeping needs to be done at the start of a group
if (startGroup)
{
// If this is the start of the group being constructed
// store as the rootBase
if (i == group.end)
{
rootBase = lastParent;
rootBaseT = rootBase.transform;
}
}
// Start or end group doesn't have visible sprite object, skip to next layer
continue;
}
} // End processing of group start/end
// If got to here, processing a visual layer
// Skip if the export layers list doesn't contain this index
if (exportLayers.Contains(i) == false)
{
continue;
}
// If got here and root base hasn't been set, that's a problem
if (rootBase == null)
{
throw new Exception("Trying to create image layer before root base has been set");
}
// Get layer info
Layer layer = settings.Psd.Layers[i];
// Create the game object for the sprite
GameObject spriteObject = constructor.CreateGameObject(layer.Name, lastParent);
// Reparent created object to last parent
if (lastParent != null)
{
spriteObject.transform.SetParent(lastParent.transform, false);
}
// Retrieve sprite from asset database
string sprPath = PSDExporter.GetLayerFilename(settings, i);
Sprite sprite = AssetDatabase.LoadAssetAtPath <Sprite>(sprPath);
// Get the pivot settings for the sprite
TextureImporter sprImporter = (TextureImporter)AssetImporter.GetAtPath(sprPath);
TextureImporterSettings sprSettings = new TextureImporterSettings();
sprImporter.ReadTextureSettings(sprSettings);
sprImporter = null;
// Add components to the sprite object for the visuals
constructor.AddComponents(i, spriteObject, sprite, sprSettings);
Transform spriteT = spriteObject.transform;
// Reposition the sprite object according to PSD position
Vector2 spritePivot = GetPivot(sprSettings);
Vector3 layerPos = constructor.GetLayerPosition(layer.Rect, spritePivot, settings.PixelsToUnitSize);
// Scaling factor, if sprites were scaled down
float posScale = 1f;
switch (settings.ScaleBy)
{
case 1:
posScale = 0.5f;
break;
case 2:
posScale = 0.25f;
break;
}
layerPos *= posScale;
// Sprite position is based on root object position initially
spriteT.position = (rootBaseT.position + layerPos);
} // End layer loop
// Loop through the groups and reposition according to alignment
var groups = groupHeaders.Values.ToArray();
for (int grpIndex = 0; grpIndex < groups.Length; grpIndex++)
{
var groupObject = groups[grpIndex];
if (groupObject == null)
{
continue;
}
Transform groupT = groupObject.transform;
// Store the sibling index, order important for UI
// reconstruction that was established earlier
int siblingIndex = groupT.GetSiblingIndex();
// Get the position from the root pos function
Vector3 groupPos = constructor.GetGroupPosition(groupObject, align);
// Create a new object
GameObject newRoot = constructor.CreateGameObject(groupObject.name, groupObject);
// Reparent new object to same parent as old group object
Transform newRootT = newRoot.transform;
newRootT.SetParent(groupT.parent);
// Take over the sibling index of the old group object
newRootT.SetSiblingIndex(siblingIndex);
// Reposition the new object
newRootT.position = groupPos;
// Reparent the children from the old root object to new root
while (groupT.childCount > 0)
{
groupT.GetChild(0).SetParent(newRootT, true);
}
// If the group we're handling is rootBaseT, position the
// replacement group header over old root
if (groupT == rootBaseT)
{
newRootT.position = rootBaseT.position;
}
// Destroy the old root
Object.DestroyImmediate(groups[grpIndex]);
} // End reposition loop
} // End BuildPsd()
public static int GetExportCount(PsdExportSettings settings, PsdFileInfo fileInfo)
{
var exportLayers = GetExportLayers(settings, fileInfo);
return exportLayers.Count;
}
public static void BuildPsd(GameObject root, PSDLayerGroupInfo group,
PsdExportSettings settings, PsdFileInfo fileInfo,
SpriteAlignment align, IPsdConstructor constructor)
{
// Run the export on non exported layers
PSDExporter.Export(settings, fileInfo, false);
// Find all the layers being exported
var exportLayers = PSDExporter.GetExportLayers(settings, fileInfo);
// Stores the root object for each encountered group
Dictionary<PSDLayerGroupInfo, GameObject> groupHeaders = new Dictionary<PSDLayerGroupInfo, GameObject>();
// Store the last parent, for traversal
GameObject lastParent = root;
GameObject rootBase = null;
Transform rootBaseT = null;
int groupVisibleMask = 1;
int groupDepth = 0;
// Loop through all the layers of the PSD file
// backwards so they appear in the expected order
// Going through all the layers, and not just the exported layers
// so that the groups can be setup
for (int i = group.end; i >= group.start; i--)
{
// Skip if layer is hidden
if (fileInfo.LayerVisibility[i] == false)
continue;
var groupInfo = fileInfo.GetGroupByLayerIndex(i);
bool inGroup = groupInfo != null;
// Skip if layer belongs to a hidden group
if (inGroup && groupInfo.visible == false)
continue;
// When inside a group...
if (inGroup)
{
// Inverted because starting backwards
bool startGroup = groupInfo.end == i;
bool closeGroup = groupInfo.start == i;
// Go up or down group depths
if (startGroup)
{
groupDepth++;
groupVisibleMask |= ((groupInfo.visible ? 1 : 0) << groupDepth);
}
if (closeGroup)
{
// Reset group visible flag when closing group
groupVisibleMask &= ~(1 << groupDepth);
groupDepth--;
}
// First, check if parents of this group is visible in the first place
bool parentVisible = true;
for (int parentMask = groupDepth - 1; parentMask > 0; parentMask--)
{
bool isVisible = (groupVisibleMask & (1 << parentMask)) > 0;
parentVisible &= isVisible;
}
// Parents not visible, continue to next layer
if (!parentVisible)
continue;
// Finally, check if layer being processed is start/end of group
if (startGroup || closeGroup)
{
// If start or end of the group, call HandleGroupObject
// which creates the group layer object and assignment of lastParent
HandleGroupObject(groupInfo, groupHeaders,
startGroup, constructor, ref lastParent);
// A bunch of book keeping needs to be done at the start of a group
if (startGroup)
{
// If this is the start of the group being constructed
// store as the rootBase
if (i == group.end)
{
rootBase = lastParent;
rootBaseT = rootBase.transform;
}
}
// Start or end group doesn't have visible sprite object, skip to next layer
continue;
}
} // End processing of group start/end
// If got to here, processing a visual layer
// Skip if the export layers list doesn't contain this index
if (exportLayers.Contains(i) == false)
continue;
// If got here and root base hasn't been set, that's a problem
if (rootBase == null)
{
throw new Exception("Trying to create image layer before root base has been set");
}
// Get layer info
Layer layer = settings.Psd.Layers[i];
// Create the game object for the sprite
GameObject spriteObject = constructor.CreateGameObject(layer.Name, lastParent);
// Reparent created object to last parent
if (lastParent != null)
spriteObject.transform.SetParent(lastParent.transform, false);
// Retrieve sprite from asset database
string sprPath = PSDExporter.GetLayerFilename(settings, i);
Sprite sprite = AssetDatabase.LoadAssetAtPath<Sprite>(sprPath);
// Get the pivot settings for the sprite
TextureImporter sprImporter = (TextureImporter)AssetImporter.GetAtPath(sprPath);
TextureImporterSettings sprSettings = new TextureImporterSettings();
sprImporter.ReadTextureSettings(sprSettings);
sprImporter = null;
// Add components to the sprite object for the visuals
constructor.AddComponents(i, spriteObject, sprite, sprSettings);
Transform spriteT = spriteObject.transform;
// Reposition the sprite object according to PSD position
Vector2 spritePivot = GetPivot(sprSettings);
Vector3 layerPos = constructor.GetLayerPosition(layer.Rect, spritePivot, settings.PixelsToUnitSize);
// Scaling factor, if sprites were scaled down
float posScale = 1f;
switch (settings.ScaleBy)
{
case 1:
posScale = 0.5f;
break;
case 2:
posScale = 0.25f;
break;
}
layerPos *= posScale;
// Sprite position is based on root object position initially
spriteT.position = (rootBaseT.position + layerPos);
} // End layer loop
// Loop through the groups and reposition according to alignment
var groups = groupHeaders.Values.ToArray();
for (int grpIndex = 0; grpIndex < groups.Length; grpIndex++)
{
var groupObject = groups[grpIndex];
if (groupObject == null)
continue;
Transform groupT = groupObject.transform;
// Store the sibling index, order important for UI
// reconstruction that was established earlier
int siblingIndex = groupT.GetSiblingIndex();
// Get the position from the root pos function
Vector3 groupPos = constructor.GetGroupPosition(groupObject, align);
// Create a new object
GameObject newRoot = constructor.CreateGameObject(groupObject.name, groupObject);
// Reparent new object to same parent as old group object
Transform newRootT = newRoot.transform;
newRootT.SetParent(groupT.parent);
// Take over the sibling index of the old group object
newRootT.SetSiblingIndex(siblingIndex);
// Reposition the new object
newRootT.position = groupPos;
// Reparent the children from the old root object to new root
while (groupT.childCount > 0)
{
groupT.GetChild(0).SetParent(newRootT, true);
}
// If the group we're handling is rootBaseT, position the
// replacement group header over old root
if (groupT == rootBaseT)
{
newRootT.position = rootBaseT.position;
}
// Destroy the old root
Object.DestroyImmediate(groups[grpIndex]);
} // End reposition loop
} // End BuildPsd()
