public void Import(IAssetImportEnvironment env)
{
// Handle all available input. No need to filter or ask for this anymore, as
// the preparation step already made a selection with AcceptsInput. We won't
// get any input here that didn't match.
foreach (AssetImportInput input in env.Input)
{
// Request a target Resource with a name matching the input
ContentRef <DualityFont> targetRef = env.GetOutput <DualityFont>(input.AssetName);
// If we successfully acquired one, proceed with the import
if (targetRef.IsAvailable)
{
DualityFont target = targetRef.Res;
// Retrieve import parameters
float size = env.GetOrInitParameter(targetRef, "Size", 16.0f);
FontStyle style = env.GetOrInitParameter(targetRef, "Style", FontStyle.Regular);
string customCharSet = env.GetOrInitParameter(targetRef, "CustomCharSet", string.Empty);
List <UnicodeBlock> unicodeBlocks = env.GetOrInitParameter(targetRef, "UnicodeBlocks", new List <UnicodeBlock>(DefaultBlocks));
bool antialiasing = env.GetOrInitParameter(targetRef, "AntiAlias", true);
bool monospace = env.GetOrInitParameter(targetRef, "Monospace", false);
HashSet <char> fullCharSet = new HashSet <char>();
if (!string.IsNullOrWhiteSpace(customCharSet))
{
string[] blocks = customCharSet.Split(',');
ulong start = 0;
ulong end = 0;
foreach (string block in blocks)
{
string[] limits = block.Split(new[] { '-' }, 3);
if (!ulong.TryParse(limits[0], NumberStyles.HexNumber, null, out start))
{
Log.Editor.WriteError("Cannot parse value " + limits[0] + "; CustomCharSet will be ignored. Please verify the value and repeat the import.");
}
if (limits.Length == 1)
{
end = start;
}
else
{
if (limits.Length == 2 && !ulong.TryParse(limits[1], NumberStyles.HexNumber, null, out end))
{
Log.Editor.WriteError("Cannot parse value " + limits[1] + "; CustomCharSet will be ignored. Please verify the value and repeat the import.");
}
else if (limits.Length > 2)
{
Log.Editor.WriteError("Unexpected values " + limits[2] + " in range " + block + " will be ignored. Please verify the value and repeat the import.");
}
if (start > end)
{
Log.Editor.WriteWarning(start + " is bigger than " + end + "; block will be ignored. Please verify the value and repeat the import.");
}
}
for (char c = (char)start; c <= (char)end; c++)
{
if (!char.IsControl(c))
{
fullCharSet.Add(c);
}
}
}
}
if (unicodeBlocks != null)
{
Type unicodeBlockType = typeof(UnicodeBlock);
Type unicodeRangeAttrType = typeof(UnicodeRangeAttribute);
foreach (UnicodeBlock block in unicodeBlocks)
{
UnicodeRangeAttribute range = unicodeBlockType.GetMember(block.ToString())
.First()
.GetCustomAttributes(unicodeRangeAttrType, false)
.FirstOrDefault() as UnicodeRangeAttribute;
if (range != null)
{
for (char c = (char)range.CharStart; c <= (char)range.CharEnd; c++)
{
if (!char.IsControl(c))
{
fullCharSet.Add(c);
}
}
}
}
}
// Load the TrueType Font and render all the required glyphs
byte[] trueTypeData = File.ReadAllBytes(input.Path);
RenderedFontData fontData = this.RenderGlyphs(
trueTypeData,
size,
style,
new FontCharSet(new string(fullCharSet.ToArray())),
antialiasing,
monospace);
// Transfer our rendered Font data to the Font Resource
target.SetGlyphData(
fontData.Bitmap,
fontData.Atlas,
fontData.GlyphData,
fontData.Metrics);
// Add the requested output to signal that we've done something with it
env.AddOutput(targetRef, input.Path);
}
}
}
protected override void ImportResource(ContentRef <DualityFont> resourceRef, AssetImportInput input, IAssetImportEnvironment env)
{
DualityFont resource = resourceRef.Res;
// Retrieve import parameters
float size = env.GetOrInitParameter(resourceRef, "Size", 16.0f);
FontStyle style = env.GetOrInitParameter(resourceRef, "Style", FontStyle.Regular);
string customCharSet = env.GetOrInitParameter(resourceRef, "CustomCharSet", string.Empty);
List <UnicodeBlock> unicodeBlocks = env.GetOrInitParameter(resourceRef, "UnicodeBlocks", new List <UnicodeBlock>(DefaultBlocks));
bool antialiasing = env.GetOrInitParameter(resourceRef, "AntiAlias", true);
bool monospace = env.GetOrInitParameter(resourceRef, "Monospace", false);
HashSet <char> fullCharSet = new HashSet <char>();
if (!string.IsNullOrWhiteSpace(customCharSet))
{
string[] blocks = customCharSet.Split(',');
ulong start = 0;
ulong end = 0;
foreach (string block in blocks)
{
string[] limits = block.Split(new[] { '-' }, 3);
if (!ulong.TryParse(limits[0], NumberStyles.HexNumber, null, out start))
{
Log.Editor.WriteError("Cannot parse value " + limits[0] + "; CustomCharSet will be ignored. Please verify the value and repeat the import.");
}
if (limits.Length == 1)
{
end = start;
}
else
{
if (limits.Length == 2 && !ulong.TryParse(limits[1], NumberStyles.HexNumber, null, out end))
{
Log.Editor.WriteError("Cannot parse value " + limits[1] + "; CustomCharSet will be ignored. Please verify the value and repeat the import.");
}
else if (limits.Length > 2)
{
Log.Editor.WriteError("Unexpected values " + limits[2] + " in range " + block + " will be ignored. Please verify the value and repeat the import.");
}
if (start > end)
{
Log.Editor.WriteWarning(start + " is bigger than " + end + "; block will be ignored. Please verify the value and repeat the import.");
}
}
for (char c = (char)start; c <= (char)end; c++)
{
if (!char.IsControl(c))
{
fullCharSet.Add(c);
}
}
}
}
if (unicodeBlocks != null)
{
Type unicodeBlockType = typeof(UnicodeBlock);
Type unicodeRangeAttrType = typeof(UnicodeRangeAttribute);
foreach (UnicodeBlock block in unicodeBlocks)
{
UnicodeRangeAttribute range = unicodeBlockType.GetMember(block.ToString())
.First()
.GetCustomAttributes(unicodeRangeAttrType, false)
.FirstOrDefault() as UnicodeRangeAttribute;
if (range != null)
{
for (char c = (char)range.CharStart; c <= (char)range.CharEnd; c++)
{
if (!char.IsControl(c))
{
fullCharSet.Add(c);
}
}
}
}
}
// Load the TrueType Font and render all the required glyphs
byte[] trueTypeData = File.ReadAllBytes(input.Path);
RenderedFontData fontData = this.RenderGlyphs(
trueTypeData,
size,
style,
new FontCharSet(new string(fullCharSet.ToArray())),
antialiasing,
monospace);
// Transfer our rendered Font data to the Font Resource
resource.SetGlyphData(
fontData.Bitmap,
fontData.Atlas,
fontData.GlyphData,
fontData.Metrics);
}