double DrawText(Graphics graphics,
string font, string text,
double x, double y, double height,
Color color)
{
Color outlineColor = Color.Gray;
if (color == Color.Black &&
m_InvertCheckBox.IsChecked)
{
color = Color.White;
}
SimpleFont.GlyphRenderType gren = SimpleFont.GlyphRenderType.Outline;
double scale_x = 100;
if (m_AltNETTypeFontManager.LoadFont(font, gren))
{
m_AltNETTypeFontManager.Height = height;
m_AltNETTypeFontManager.Width = height * scale_x;
m_AltNETTypeFontManager.Hinting = m_HintingCheckBox.IsChecked;
int text_index = 0;
int text_len = text.Length;
double start_x = x;
bool fHinting = m_HintingCheckBox.IsChecked;
bool fKerning = m_KerningCheckBox.IsChecked;
double interval = m_IntervalSlider.Value;
double italic = m_AuxItalicSlider.Value;
double weight = m_AuxWeightSlider.Value;
double width = m_WidthSlider.Value;
m_WeightedTransformedFlattenGlyph.Weight = -weight * height / 15;
bool fWeightedTransformedFlattenGlyph = System.Math.Abs(weight) > 0.05;
bool fFill = m_FillCheckBox.IsChecked;
bool fOutline = m_OutlineCheckBox.IsChecked;
double thickness = m_OutlineThicknessSlider.Value;
while (text_index < text_len)
{
if (text[text_index] == '\n')
{
x = start_x;
y += height * 1.25;
text_index++;
continue;
}
SimpleFontCacheManager.GlyphCache glyph = m_AltNETTypeFontManager.GetGlyph(text[text_index]);
if (glyph != null)
{
if (fKerning)
{
m_AltNETTypeFontManager.AddKerning(ref x, ref y);
}
if (glyph.data_type == SimpleFont.GlyphDataType.Outline)
{
m_FlattenGlyph.Geometry = glyph.m_Data as Geometry;
double ty = fHinting ? System.Math.Floor(y + 0.5) : y;
m_mtx = Matrix4.Identity;
m_mtx.Scale(width / scale_x, 1, MatrixOrder.Append);
m_mtx.Multiply(Matrix4.CreateSkewing(-italic / 3, 0), MatrixOrder.Append);
m_mtx.Translate(start_x + x / scale_x, ty, MatrixOrder.Append);
m_TransformedFlattenGlyph.Transform = m_mtx;
Geometry geometry;
if (fWeightedTransformedFlattenGlyph)
{
m_WeightedTransformedFlattenGlyph.Modified();
geometry = m_WeightedTransformedFlattenGlyph;
}
else
{
geometry = m_TransformedFlattenGlyph;
}
if (fFill)
{
graphics.FillGeometry(color, geometry);
}
if (fOutline)
{
graphics.DrawGeometry(outlineColor, geometry, thickness);
}
}
// increment pen position
x += glyph.advance_x + interval * scale_x;
y += glyph.advance_y;
}
text_index++;
}
y += height * 1.6;
}
return(y);
}
double DrawText(Graphics graphics,
string font, string text,
double x, double y, double height,
Color color,
SimpleFont.GlyphRenderType glyphRenderType)
{
if (color == Color.Black &&
m_InvertCheckBox.IsChecked)
{
color = Color.White;
}
if (m_AltNETTypeFontManager.LoadFont(font, glyphRenderType))
{
m_AltNETTypeFontManager.Hinting = m_HintingCheckBox.IsChecked;
m_AltNETTypeFontManager.Height = m_HeightSlider.Value;
m_AltNETTypeFontManager.Width = m_WidthSlider.Value;
m_AltNETTypeFontManager.FlipY = true;
double start_x = x;
bool fHinting = m_HintingCheckBox.IsChecked;
bool fKerning = m_KerningCheckBox.IsChecked;
double thickness = m_OutlineThicknessSlider.Value * height / 72;
int len = text.Length;
for (int i = 0; i < len; i++)
{
char CharValue = text[i];
if (CharValue == '\n')
{
x = start_x;
y += height * 1.25;
continue;
}
SimpleFontCacheManager.GlyphCache glyph = m_AltNETTypeFontManager.GetGlyph(CharValue);
if (glyph != null)
{
if (fKerning)
{
m_AltNETTypeFontManager.AddKerning(ref x, ref y);
}
double tx = fHinting ? System.Math.Floor(x + 0.5) : x;
double ty = fHinting ? System.Math.Floor(y + 0.5) : y;
switch (glyph.data_type)
{
case SimpleFont.GlyphDataType.Mono:
case SimpleFont.GlyphDataType.Gray8:
Bitmap bitmap = glyph.m_Data as Bitmap;
if (bitmap != null)
{
BitmapData bitmapData = bitmap.LockBits(ImageLockMode.WriteOnly);
if (bitmapData != null)
{
byte[] data = bitmapData.Scan0;
int stride = bitmapData.Stride;
int h = bitmap.PixelHeight;
int w = bitmap.PixelWidth;
byte r = color.R;
byte g = color.G;
byte b = color.B;
for (int by = 0; by < h; by++)
{
int index = by * stride;
for (int bx = 0; bx < w; bx++, index += 4)
{
data[index] = r;
data[index + 1] = g;
data[index + 2] = b;
}
}
graphics.DrawImage(bitmap, tx + glyph.bounds.Left, ty - glyph.bounds.Top);
bitmap.UnlockBits(bitmapData);
}
}
break;
case SimpleFont.GlyphDataType.Outline:
m_FlattenGlyph.Geometry = glyph.m_Data as Geometry;
if (m_FlattenGlyph.Geometry != null)
{
m_mtx = Matrix4.Identity;
m_mtx.Translate(x, ty, MatrixOrder.Append);
m_TransformedFlattenGlyph.Transform = m_mtx;
graphics.DrawGeometry(color, m_TransformedFlattenGlyph, thickness);
}
break;
}
// increment pen position
x += glyph.advance_x;
y += glyph.advance_y;
}
}
y += height * 1.5;
}
return(y);
}