public ScriptMetrics this[Font font]
{
get
{
ScriptMetrics scriptMetrics;
if (!dict.TryGetValue(font, out scriptMetrics))
{
scriptMetrics = new ScriptMetrics();
dict.Add(font, scriptMetrics);
}
return(scriptMetrics);
}
}
public ScriptMetrics this[Font font]
{
get
{
ScriptMetrics scriptMetrics;
if (!dict.TryGetValue(font, out scriptMetrics))
{
scriptMetrics = new ScriptMetrics();
dict.Add(font, scriptMetrics);
}
return scriptMetrics;
}
}
public ScriptMetrics SelectFont(Font font)
{
if (currentFont != font)
{
NativeMethods.SelectObject(HDC, font.ToHfont());
currentFont = font;
currentScriptMetrics = scriptMetricsCache[currentFont];
if (!currentScriptMetrics.HaveMetrics)
{
TEXTMETRIC textMetric;
NativeMethods.GetTextMetrics(HDC, out textMetric);
currentScriptMetrics.Height = textMetric.tmHeight;
currentScriptMetrics.Descent = textMetric.tmDescent;
currentScriptMetrics.HaveMetrics = true;
}
}
return(currentScriptMetrics);
}
public ScriptMetrics SelectFont(Font font)
{
if (currentFont != font)
{
NativeMethods.SelectObject(HDC, font.ToHfont());
currentFont = font;
currentScriptMetrics = scriptMetricsCache[currentFont];
if (!currentScriptMetrics.HaveMetrics)
{
TEXTMETRIC textMetric;
NativeMethods.GetTextMetrics(HDC, out textMetric);
currentScriptMetrics.Height = textMetric.tmHeight;
currentScriptMetrics.Descent = textMetric.tmDescent;
currentScriptMetrics.HaveMetrics = true;
}
}
return currentScriptMetrics;
}