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 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()
