static string BuildCharRangesParamValue(FontCompileParams @params)
{
var ranges = @params.CharRanges;
var buffer = new StringBuilder();
for (int i = 0; i < ranges.Length; ++i)
{
if (i > 0)
{
buffer.Append(',');
}
var range = ranges[i];
buffer.Append(range.Start);
buffer.Append('-');
buffer.Append(range.End);
}
return(buffer.ToString());
}
public static FontCompileResult Compile(FontCompileParams @params)
{
var process_info = new ProcessStartInfo
{
UseShellExecute = false,
FileName = COMPILER_PATH
};
var font_file_copy_path = Path.Combine(Path.GetTempPath(), Path.GetFileName(@params.FontFilePath));
var output_font_image_path = Path.Combine(Path.GetTempPath(), @params.FontName + FONT_IMAGE_SUFFIX + FONT_IMAGE_EXT);
var output_font_descr_path = Path.Combine(Path.GetTempPath(), @params.FontName + FONT_DESCR_EXT);
File.Delete(font_file_copy_path);
File.Delete(output_font_image_path);
File.Delete(output_font_descr_path);
File.Copy(@params.FontFilePath, font_file_copy_path);
@params.FontFilePath = font_file_copy_path;
if (@params.CharRangeLevel == 0)
{
@params.CharRanges = new CharRange[1];
@params.CharRanges[0] = CharRange.Latin;
}
else if (@params.CharRangeLevel == 1)
{
@params.CharRanges = new CharRange[2];
@params.CharRanges[0] = CharRange.Latin;
@params.CharRanges[1] = CharRange.LatinSupplement;
}
int tex_size = GetOptimalTextureSize(@params.FontSize, @params.CharRanges.Length);
@params.TexWidth = tex_size;
@params.TexHeight = tex_size;
process_info.Arguments = BuildArgs(@params);
process_info.WorkingDirectory = Path.GetTempPath();
var proc = Process.Start(process_info);
proc?.WaitForExit();
var output = proc?.ExitCode ?? -1;
string result = string.Empty;
if (output != 0 && output != -1)
{
using var reader = proc?.StandardError;
result = reader?.ReadToEnd();
}
if (result.Length > 0)
{
throw new Exception($"Error while building font: {result}");
}
try
{
using var font_image_stream = File.OpenRead(output_font_image_path);
var font_image = ImageResult.FromStream(font_image_stream, ColorComponents.RedGreenBlueAlpha);
byte[] font_desc_bytes = File.ReadAllBytes(output_font_descr_path);
return(new FontCompileResult(font_image.Data, @params.TexWidth, @params.TexHeight, font_desc_bytes));
}
catch (Exception e)
{
throw new Exception($"Error while processing font compile output: {e.Message}");
}
}
private static string BuildArgs(FontCompileParams @params)
{
public static FontData Build(FontBuildParams @params)
{
var compile_params = new FontCompileParams()
{
CharRangeLevel = @params.CharRangeLevel,
FontFilePath = ResourceLoader.GetFullResourcePath(@params.Path),
FontName = @params.Id,
FontSize = @params.Size,
SpacingH = 1,
SpacingV = 1,
PaddingUp = @params.PaddingUp,
PaddingDown = @params.PaddingDown,
PaddingLeft = @params.PaddingLeft,
PaddingRight = @params.PaddingRight
};
Console.WriteLine($"Compiling Font: {@params.Id}, Size: {@params.Size}");
if (@params.DropShadow)
{
if (Calc.Abs(@params.ShadowOffsetX) > @params.PaddingLeft + @params.PaddingRight)
{
@params.PaddingLeft = Calc.Abs(@params.ShadowOffsetX);
@params.PaddingRight = Calc.Abs(@params.ShadowOffsetX);
}
if (Calc.Abs(@params.ShadowOffsetY) > @params.PaddingUp + @params.PaddingDown)
{
@params.PaddingUp = Calc.Abs(@params.ShadowOffsetY);
@params.PaddingDown = Calc.Abs(@params.ShadowOffsetY);
}
compile_params.PaddingUp = @params.PaddingUp;
compile_params.PaddingDown = @params.PaddingDown;
compile_params.PaddingLeft = @params.PaddingLeft;
compile_params.PaddingRight = @params.PaddingRight;
}
var compile_result = FontCompiler.Compile(compile_params);
if (@params.DropShadow)
{
Blitter.Begin(compile_result.FontImageData, compile_result.FontImageWidth, compile_result.FontImageHeight);
Blitter.DropShadow(@params.ShadowOffsetX, @params.ShadowOffsetY, new Color(@params.ShadowColor));
Blitter.End();
}
var font_data = new FontData()
{
Id = @params.Id,
FontSheet = new ImageData()
{
Id = @params.Id + "_texture",
Data = compile_result.FontImageData,
Width = compile_result.FontImageWidth,
Height = compile_result.FontImageHeight
},
};
FontDescrParser.ParseAndFillData(font_data, compile_result.FontDescrData);
return(font_data);
}
