/// <summary>
/// Function to load a dependency file.
/// </summary>
/// <param name="dependency">The dependency to load.</param>
/// <param name="stream">Stream containing the dependency file.</param>
/// <returns>
/// The result of the load operation. If the dependency loaded correctly, then the developer should return a successful result. If the dependency
/// is not vital to the content, then the developer can return a continue result, otherwise the developer should return fatal result and the content will
/// not continue loading.
/// </returns>
protected override DependencyLoadResult OnLoadDependencyFile(Dependency dependency, Stream stream)
{
if (!string.Equals(dependency.Type, TextureDependencyType, StringComparison.OrdinalIgnoreCase))
{
return(new DependencyLoadResult(DependencyLoadState.ErrorContinue,
string.Format(Resources.GORSPR_ERR_UNKNOWN_DEPENDENCY, dependency.Type)));
}
using (IImageEditorContent imageContent = ImageEditor.ImportContent(dependency.EditorFile, stream))
{
if (imageContent.Image.Settings.ImageType != ImageType.Image2D)
{
return(new DependencyLoadResult(DependencyLoadState.ErrorContinue, string.Format(Resources.GORSPR_ERR_2D_TEXTURE_ONLY)));
}
if (imageContent.Image == null)
{
return(new DependencyLoadResult(DependencyLoadState.ErrorContinue, string.Format(Resources.GORSPR_WARN_NO_TEXTURE, Name, dependency.EditorFile.FilePath)));
}
if (!Dependencies.Contains(dependency.EditorFile, dependency.Type))
{
Dependencies[dependency.EditorFile, dependency.Type] = dependency.Clone();
}
Dependencies.CacheDependencyObject(dependency.EditorFile,
dependency.Type,
Graphics.Textures.CreateTexture <GorgonTexture2D>(dependency.EditorFile.FilePath, imageContent.Image));
return(new DependencyLoadResult(DependencyLoadState.Successful, null));
}
}
/// <summary>
/// Function to load a dependency file.
/// </summary>
/// <param name="dependency">The dependency to load.</param>
/// <param name="stream">Stream containing the dependency file.</param>
/// <returns>
/// The result of the load operation. If the dependency loaded correctly, then the developer should return NoError. If the dependency
/// is not vital to the content, then the developer can return CanContinue, otherwise the developer should return FatalError and the content will
/// not continue loading.
/// </returns>
protected override DependencyLoadResult OnLoadDependencyFile(Dependency dependency, Stream stream)
{
if (ImageEditor == null)
{
return(new DependencyLoadResult(DependencyLoadState.ErrorContinue, Resources.GORFNT_ERR_EXTERN_IMAGE_EDITOR_MISSING));
}
if ((!string.Equals(dependency.Type, TextureBrushTextureType, StringComparison.OrdinalIgnoreCase)) &&
(!string.Equals(dependency.Type, GlyphTextureType, StringComparison.OrdinalIgnoreCase)))
{
return(new DependencyLoadResult(DependencyLoadState.ErrorContinue,
string.Format(Resources.GORFNT_ERR_DEPENDENCY_UNKNOWN_TYPE, dependency.Type)));
}
IImageEditorContent imageContent = null;
try
{
Size newSize = Size.Empty;
// We need to load the image as transformed (either clipped or stretched).
if (string.Equals(dependency.Type, GlyphTextureType, StringComparison.OrdinalIgnoreCase))
{
var converter = new SizeConverter();
var sizeObject = converter.ConvertFromInvariantString(dependency.Properties[GlyphTextureSizeProp].Value);
if (!(sizeObject is Size))
{
return(new DependencyLoadResult(DependencyLoadState.ErrorContinue,
Resources.GORFNT_ERR_DEPENDENCY_GLYPH_TEXTURE_BAD_TRANSFORM));
}
newSize = (Size)sizeObject;
}
imageContent = ImageEditor.ImportContent(dependency.EditorFile, stream);
if (newSize.Width == 0)
{
newSize.Width = imageContent.Image.Settings.Width;
}
if (newSize.Height == 0)
{
newSize.Height = imageContent.Image.Settings.Height;
}
// Clip the image to a new size if necessary.
if ((newSize.Width != imageContent.Image.Settings.Width) ||
(newSize.Height != imageContent.Image.Settings.Height))
{
imageContent.Image.Resize(newSize.Width, newSize.Height, true);
}
if (imageContent.Image == null)
{
return(new DependencyLoadResult(DependencyLoadState.ErrorContinue, Resources.GORFNT_ERR_EXTERN_IMAGE_MISSING));
}
if (imageContent.Image.Settings.ImageType != ImageType.Image2D)
{
return(new DependencyLoadResult(DependencyLoadState.ErrorContinue,
string.Format(Resources.GORFNT_ERR_IMAGE_NOT_2D, dependency.EditorFile.FilePath)));
}
if (!Dependencies.Contains(dependency.EditorFile, dependency.Type))
{
Dependencies[dependency.EditorFile, dependency.Type] = dependency.Clone();
}
Dependencies.CacheDependencyObject(dependency.EditorFile,
dependency.Type,
Graphics.Textures.CreateTexture <GorgonTexture2D>(dependency.EditorFile.FilePath, imageContent.Image));
return(new DependencyLoadResult(DependencyLoadState.Successful, null));
}
finally
{
if (imageContent != null)
{
imageContent.Dispose();
}
}
}