/// <summary>
///
/// </summary>
/// <param name="GraphicRef"></param>
/// <param name="GraphicString"></param>
/// <param name="clipRectangle"></param>
/// <param name="fontResourceName">Either Font Family Name or the full path to the Font Resourse (RESX)</param>
/// <param name="MaxFontSize"></param>
/// <param name="MinFontSize"></param>
/// <param name="SmallestOnFail"></param>
/// <returns></returns>
static public Font GetAdjustedFont(System.Drawing.Graphics GraphicRef, string GraphicString, System.Drawing.Rectangle clipRectangle, string fontResourceName, int MaxFontSize = 100, int MinFontSize = 10, bool SmallestOnFail = true)
{
bool privateFont = fontResourceName.ToLower().EndsWith("ttf");
Font OriginalFont = null;
try {
if (privateFont)
{
OriginalFont = GetFontFromResx(fontResourceName);
}
else
{
OriginalFont = new Font(fontResourceName, 100);
}
// We utilize MeasureString which we get via a control instance
for (int AdjustedSize = MaxFontSize; AdjustedSize >= MinFontSize; AdjustedSize--)
{
Font TestFont;
if (privateFont)
{
TestFont = new Font(private_fonts.Families[0], AdjustedSize);
}
else
{
TestFont = new Font(fontResourceName, AdjustedSize);
}
// Test the string with the new size
SizeF AdjustedSizeNew = GraphicRef.MeasureString(GraphicString, TestFont);
if (clipRectangle.Width - 4 > Convert.ToInt32(AdjustedSizeNew.Width) && clipRectangle.Height - 4 > Convert.ToInt32(AdjustedSizeNew.Height))
{
// Good font, return it
return(TestFont);
}
else
{
TestFont.Dispose();
}
}
// If you get here there was no fontsize that worked
// return MinimumSize or Original?
if (SmallestOnFail)
{
return(new Font(OriginalFont.Name, MinFontSize, OriginalFont.Style));
}
else
{
return(OriginalFont);
}
} finally {
if (OriginalFont != null)
{
OriginalFont.Dispose();
}
}
}
public void TestGlyphBoundsWithoutM()
{
string hello = "Hello";
var font = new TestFont(10);
var provider = TestGlyphBoundsProvider.Instance;
var glyphRun = new AttributedGlyphRun <TestFont, TGlyph>(hello, hello, font);
var width = provider.GetTypographicWidth(font, glyphRun);
Approximately.Equal(width, 25, 0.01);
}
public void TestGlyphBoundsWithM()
{
string america = "America";
var font = new TestFont(10);
var provider = TestGlyphBoundsProvider.Instance;
var glyphRun = new AttributedGlyphRun <TestFont, TGlyph>(america, america, font);
var width = provider.GetTypographicWidth(font, glyphRun);
Approximately.Equal(width, 40, 0.01);
}
public void TestGlyphBoundsWithoutM()
{
string hello = "Hello";
var font = new TestFont(10);
var provider = TestGlyphBoundsProvider.Instance;
var glyphRun = new AttributedGlyphRun <TestFont, TGlyph>(hello, hello.EnumerateRunes(), font);
Assert.All(glyphRun.GlyphInfos, glyphInfo => Assert.Null(glyphInfo.Foreground));
var width = provider.GetTypographicWidth(font, glyphRun);
Approximately.Equal(width, 25, 0.01);
}
