void RunSampleF(PixelFarm.Drawing.Painter p)
{
//version 4:
p.Clear(PixelFarm.Drawing.Color.White);
p.UseSubPixelLcdEffect = this.EnableSubPix;
//--------------------------
p.StrokeColor = PixelFarm.Drawing.Color.Black;
p.StrokeWidth = 2.0f;
p.DrawLine(2, 0, 10, 15);
int lineLen = 10;
int x = 30;
int y = 30;
p.FillColor = PixelFarm.Drawing.Color.Black;
VertexStorePool pool = new VertexStorePool();
using (System.IO.FileStream fs = new System.IO.FileStream("c:\\Windows\\Fonts\\tahoma.ttf", System.IO.FileMode.Open, System.IO.FileAccess.Read))
{
Typography.OpenFont.OpenFontReader reader = new Typography.OpenFont.OpenFontReader();
Typography.OpenFont.Typeface typeface = reader.Read(fs);
var builder = new Typography.Contours.GlyphPathBuilder(typeface);
builder.BuildFromGlyphIndex((ushort)typeface.LookupIndex('C'), 16);
PixelFarm.Drawing.Fonts.GlyphTranslatorToVxs tovxs = new Drawing.Fonts.GlyphTranslatorToVxs();
builder.ReadShapes(tovxs);
VertexStore vxs = new VertexStore();
tovxs.WriteOutput(vxs);
p.Fill(vxs);
}
p.FillRect(0, 0, 20, 20);
}
public bool LoadTTF(Stream stream)
{
var reader = new Typography.OpenFont.OpenFontReader();
_ofTypeface = reader.Read(stream);
if (_ofTypeface != null)
{
this.ascent = _ofTypeface.Ascender;
this.descent = _ofTypeface.Descender;
this.unitsPerEm = _ofTypeface.UnitsPerEm;
return(true);
}
return(false);
}
public bool LoadTTF(Stream stream)
{
var reader = new Typography.OpenFont.OpenFontReader();
_ofTypeface = reader.Read(stream);
if (_ofTypeface != null)
{
this.ascent = _ofTypeface.Ascender;
this.descent = _ofTypeface.Descender;
this.unitsPerEm = _ofTypeface.UnitsPerEm;
this.underline_position = _ofTypeface.UnderlinePosition;
var bounds = _ofTypeface.Bounds;
this.boundingBox = new RectangleInt(bounds.XMin, bounds.YMin, bounds.XMax, bounds.YMax);
return(true);
}
return(false);
}
public static void BuildFontAtlas(AtlasProject atlasProj)
{
foreach (AtlasItemSourceFile atlasSourceFile in atlasProj.Items)
{
if (atlasSourceFile.Kind == AtlasItemSourceKind.FontAtlasConfig &&
atlasSourceFile.FontBuilderConfig != null)
{
FontBuilderConfig config = atlasSourceFile.FontBuilderConfig;
foreach (FontBuilderTask builderTask in config.BuilderTasks)
{
//1. create glyph-texture-bitmap generator
var glyphTextureGen = new GlyphTextureBitmapGenerator();
glyphTextureGen.SetSvgBmpBuilderFunc(SvgBuilderHelper.ParseAndRenderSvg);
//2. generate the glyphs
if (builderTask.TextureKind == TextureKind.Msdf)
{
glyphTextureGen.MsdfGenVersion = 3;
}
Typography.OpenFont.Typeface typeface = atlasProj.GetTypeface(config.FontFilename);
//TODO: add other font styles
RequestFont reqFont = new RequestFont(typeface.Name, builderTask.Size, FontStyle.Regular);
string textureName = typeface.Name.ToLower() + "_" + reqFont.FontKey;
string outputDir = Path.GetDirectoryName(atlasProj.OutputFilename);
FontAtlasBuilderHelper builderHelper = new FontAtlasBuilderHelper();
builderHelper.TextureInfoFilename = outputDir + Path.DirectorySeparatorChar + textureName;
builderHelper.OutputImgFilename = outputDir + Path.DirectorySeparatorChar + textureName + ".png";
builderHelper.Build(glyphTextureGen,
typeface,
builderTask.Size,
builderTask.TextureKind,
builderTask.TextureBuildDetails.ToArray(),
reqFont.FontKey
);
}
}
}
}
void RunSampleF(PixelFarm.Drawing.Painter p)
{
//version 4:
p.Clear(PixelFarm.Drawing.Color.White);
p.UseLcdEffectSubPixelRendering = this.EnableSubPix;
//--------------------------
p.StrokeColor = PixelFarm.Drawing.Color.Black;
p.StrokeWidth = 2.0f;
//p.DrawLine(2, 0, 10, 15);
int lineLen = 10;
int x = 30;
int y = 30;
p.FillColor = PixelFarm.Drawing.Color.Black;
using (System.IO.FileStream fs = new System.IO.FileStream("c:\\Windows\\Fonts\\tahoma.ttf", System.IO.FileMode.Open, System.IO.FileAccess.Read))
{
Typography.OpenFont.OpenFontReader reader = new Typography.OpenFont.OpenFontReader();
Typography.OpenFont.Typeface typeface = reader.Read(fs);
var builder = new Typography.OpenFont.Contours.GlyphOutlineBuilder(typeface);
builder.BuildFromGlyphIndex((ushort)typeface.GetGlyphIndex('C'), 24);
var tovxs = new Typography.OpenFont.Contours.GlyphTranslatorToVxs();
builder.ReadShapes(tovxs);
using (Tools.BorrowVxs(out var vxs))
{
tovxs.WriteOutput(vxs);
p.Fill(vxs);
}
}
// p.FillRect(0, 0, 20, 20);
}
public GlyphOutlineBuilder(Typography.OpenFont.Typeface typeface) : base(typeface)
{
}
public GlyphPathBuilder(Typography.OpenFont.Typeface typeface) : base(typeface)
{
}
public Glyph(Typography.OpenFont.Typeface typeface, Typography.OpenFont.Glyph info)
{
Typeface = typeface ?? throw new System.ArgumentNullException(nameof(typeface));
Info = info ?? throw new System.ArgumentNullException(nameof(info));
}
public void Deconstruct
(out Typography.OpenFont.Typeface typeface, out Typography.OpenFont.Glyph glyph)
{
typeface = Typeface; glyph = Info;
}
private void cmdMeasureTextSpan_Click(object sender, System.EventArgs e)
{
//set some Gdi+ props...
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
g.Clear(Color.White);
//credit:
//http://stackoverflow.com/questions/1485745/flip-coordinates-when-drawing-to-control
g.ScaleTransform(1.0F, -1.0F); // Flip the Y-Axis
g.TranslateTransform(0.0F, -(float)300); // Translate the drawing area accordingly
//--------------------------------
//textspan measurement sample
//--------------------------------
_currentTextPrinter.HintTechnique = (HintTechnique)lstHintList.SelectedItem;
_currentTextPrinter.PositionTechnique = (PositionTechnique)cmbPositionTech.SelectedItem;
//render at specific pos
float x_pos = 0, y_pos = 100;
char[] textBuffer = txtInputChar.Text.ToCharArray();
//Example 1: this is a basic draw sample
_currentTextPrinter.FillColor = Color.Black;
_currentTextPrinter.TargetGraphics = g;
_currentTextPrinter.DrawString(
textBuffer,
0,
textBuffer.Length,
x_pos,
y_pos
);
//
//--------------------------------------------------
//Example 2: print glyph plan to 'user' list-> then draw it (or hold it/ not draw)
//you can create you own class to hold userGlyphPlans.***
//2.1
_reusableUnscaledGlyphPlanList.Clear();
_currentTextPrinter.GenerateGlyphPlan(textBuffer, 0, textBuffer.Length, _reusableUnscaledGlyphPlanList);
//2.2
//and we can print the formatted glyph plan later.
y_pos -= _currentTextPrinter.FontLineSpacingPx;
_currentTextPrinter.FillColor = Color.Red;
_currentTextPrinter.DrawFromGlyphPlans(
new GlyphPlanSequence(_reusableUnscaledGlyphPlanList),
x_pos,
y_pos
);
//Example 3: MeasureString
Typography.OpenFont.Typeface typeface = _currentTextPrinter.Typeface;
UnscaledGlyphPlanList userGlyphPlans = new UnscaledGlyphPlanList();
_currentTextPrinter.GlyphLayoutMan.GenerateUnscaledGlyphPlans(userGlyphPlans);
MeasuredStringBox strBox = new MeasuredStringBox();
throw new System.NotSupportedException();
//_currentTextPrinter.GlyphLayoutMan.LayoutAndMeasureString(
// textBuffer, 0, textBuffer.Length,
// _currentTextPrinter.FontSizeInPoints,
// true,
// userGlyphPlans);
float x_pos2 = x_pos + strBox.width + 10;
g.DrawRectangle(Pens.Red, x_pos, y_pos + strBox.descending, strBox.width, strBox.CalculateLineHeight());
g.DrawLine(Pens.Blue, x_pos, y_pos, x_pos2, y_pos); //baseline
g.DrawLine(Pens.Green, x_pos, y_pos + strBox.descending, x_pos2, y_pos + strBox.descending); //descending
g.DrawLine(Pens.Magenta, x_pos, y_pos + strBox.ascending, x_pos2, y_pos + strBox.ascending); //ascending
Typography.OpenFont.TypefaceExtension2.UpdateAllCffGlyphBounds(typeface);
float pxscale = typeface.CalculateScaleToPixelFromPointSize(_currentTextPrinter.FontSizeInPoints);
int j = userGlyphPlans.Count;
for (int i = 0; i < j; ++i)
{
UnscaledGlyphPlan glyphPlan = userGlyphPlans[i];
Typography.OpenFont.Glyph glyph = typeface.GetGlyphByIndex(glyphPlan.glyphIndex);
//
Typography.OpenFont.Bounds b = glyph.Bounds;
//
float xmin = b.XMin * pxscale;
float ymin = b.YMin * pxscale;
//
float xmax = b.XMax * pxscale;
float ymax = b.YMax * pxscale;
//
float glyph_x = x_pos + glyphPlan.OffsetX;
g.DrawRectangle(Pens.Red, glyph_x + xmin, y_pos + ymin, xmax - xmin, ymax - ymin);
}
//------------
_currentTextPrinter.FillColor = Color.Black;
//transform back
g.ScaleTransform(1.0F, -1.0F); // Flip the Y-Axis
g.TranslateTransform(0.0F, -(float)300); // Translate the drawing area accordingly
}
