// save all entries textures to one Texture2d, this function doesn't store result texture to asset or to the file
public Texture2D buildAtlasTexture2d()
{
Texture2D atlasTexture = UFTTextureUtil.getBlankTexture((int)atlasWidth, (int)atlasHeight);
Color32[] atlasColors = atlasTexture.GetPixels32();
foreach (UFTAtlasEntry entry in atlasEntries)
{
Texture2D entryTexture = entry.texture;
Color32[] entryColors = entryTexture.GetPixels32();
int rowPosition = 0;
int offset = (int)(atlasColors.Length - ((entry.canvasRect.y + entry.canvasRect.height) * (int)atlasWidth) + entry.canvasRect.x);
for (int i = 0; i < entryColors.Length; i++)
{
if (rowPosition == entry.canvasRect.width)
{
rowPosition = 0;
offset = offset + (int)atlasWidth;
}
atlasColors[offset + rowPosition] = entryColors[i];
rowPosition++;
}
}
atlasTexture.SetPixels32(atlasColors);
atlasTexture.Apply();
return(atlasTexture);
}
//this function build atlas texture, create atlas metadata and return it
public UFTAtlasMetadata saveAtlasTextureAndGetMetadata(string assetPath)
{
List <UFTAtlasEntryMetadata> entryMeta = atlasEntries.ConvertAll(new Converter <UFTAtlasEntry, UFTAtlasEntryMetadata>(entryToEntryMetaConverter));
Texture2D texture = buildAtlasTexture2d();
texture = UFTTextureUtil.saveTexture2DToAssets(texture, assetPath);
UFTAtlasMetadata atlasMetadata = UFTAtlasMetadata.CreateInstance <UFTAtlasMetadata>();
atlasMetadata.entries = entryMeta.ToArray();
atlasMetadata.texture = texture;
atlasMetadata.atlasName = atlasName;
return(atlasMetadata);
}
void initParams()
{
borderTexture = UFTTextureUtil.createOnePxBorderTexture();
if (atlasEntries == null)
{
atlasEntries = new List <UFTAtlasEntry>();
}
//init listeners
UFTAtlasEditorEventManager.onDragInProgress += onDragInProgressListener;
UFTAtlasEditorEventManager.onStopDragging += onStopDraggingListener;
UFTAtlasEditorEventManager.onStartDragging += onStartDraggingListener;
UFTAtlasEditorEventManager.onAtlasSizeChanged += onAtlasSizeChanged;
onAtlasSizeChanged((int)atlasWidth, (int)atlasHeight);
}
void initParams()
{
borderTexture = UFTTextureUtil.createOnePxBorderTexture();
pivotImage = UnityEditor.AssetDatabase.LoadAssetAtPath("Assets/HoneyFramework/3rd party/UFTAtlasEditor/Pivot.psd", typeof(Texture2D)) as Texture2D;
if (atlasEntries == null)
{
atlasEntries = new List <UFTAtlasEntry>();
}
//init listeners
UFTAtlasEditorEventManager.onDragInProgress += onDragInProgressListener;
UFTAtlasEditorEventManager.onStopDragging += onStopDraggingListener;
UFTAtlasEditorEventManager.onStartDragging += onStartDraggingListener;
UFTAtlasEditorEventManager.onAtlasSizeChanged += onAtlasSizeChanged;
onAtlasSizeChanged((int)atlasWidth, (int)atlasHeight);
}
//return true if texture has been trimmed, or false if not
public bool trimTexture()
{
Texture2D newTexture = UFTTextureUtil.trimTextureAlpha(texture);
if (newTexture != texture)
{
canvasRect.width = newTexture.width;
canvasRect.height = newTexture.height;
isTrimmed = true;
texture = newTexture;
if (UFTAtlasEditorEventManager.onTextureSizeChanged != null)
{
UFTAtlasEditorEventManager.onTextureSizeChanged(this);
}
return(true);
}
return(false);
}
public void readPropertiesFromMetadata(UFTAtlasEntryMetadata metadata)
{
Texture2D texture = UFTTextureUtil.importTexture(metadata.assetPath);
if (texture == null)
{
throw new TextureDoesNotExistsException(metadata.assetPath);
}
else
{
this.texture = texture;
this.canvasRect = metadata.pixelRect;
this.textureName = metadata.name;
this.isTrimmed = metadata.isTrimmed;
if (this.isTrimmed)
{
trimTexture();
}
}
}
