/**
* Returns <code>FontData</code> objects which describe the fonts that match the given arguments.
* If the <code>faceName</code> is null, all fonts will be returned.
*
* @param faceName the name of the font to look for, or null
* @param scalable if true only scalable fonts are returned, otherwise only non-scalable fonts are
* returned.
* @return the matching font data
* @exception SWTException
* <ul>
* <li>ERROR_DEVICE_DISPOSED - if the receiver has been disposed
* </ul>
*/
public FontData[] getFontList(String faceName, boolean scalable) {
checkDevice();
if (!scalable) return new FontData[0];
int typefaces;
if (faceName != null) {
int length = faceName.length();
char[] chars = new char[length + 1];
faceName.getChars(0, length, chars, 0);
int str = OS.gcnew_String(chars);
int fontFamily = OS.gcnew_FontFamily(str);
typefaces = OS.FontFamily_GetTypefaces(fontFamily);
OS.GCHandle_Free(fontFamily);
OS.GCHandle_Free(str);
} else {
typefaces = OS.Fonts_SystemTypefaces();
}
int count = OS.TypefaceCollection_Count(typefaces);
int index = 0;
FontData[] result = new FontData[count];
int enumerator = OS.TypefaceCollection_GetEnumerator(typefaces);
while (OS.IEnumerator_MoveNext(enumerator)) {
int typeface = OS.TypefaceCollection_Current(enumerator);
int fontFamily = OS.Typeface_FontFamily(typeface);
int style = OS.Typeface_Style(typeface);
int weight = OS.Typeface_Weight(typeface);
int stretch = OS.Typeface_Stretch(typeface);
int str = OS.FontFamily_Source(fontFamily);
int charArray = OS.String_ToCharArray(str);
char[] chars = new char[OS.String_Length(str)];
OS.memcpy(chars, charArray, chars.length * 2);
int fontStyle = OS.FontStyles_Normal;
if (OS.Object_Equals(style, OS.FontStyles_Italic)) fontStyle = OS.FontStyles_Italic;
if (OS.Object_Equals(style, OS.FontStyles_Oblique)) fontStyle = OS.FontStyles_Oblique;
FontData data =
FontData.wpf_new(
new String(chars),
fontStyle,
OS.FontWeight_ToOpenTypeWeight(weight),
OS.FontStretch_ToOpenTypeStretch(stretch),
0);
OS.GCHandle_Free(charArray);
OS.GCHandle_Free(str);
OS.GCHandle_Free(fontFamily);
OS.GCHandle_Free(style);
OS.GCHandle_Free(weight);
OS.GCHandle_Free(stretch);
OS.GCHandle_Free(typeface);
result[index++] = data;
}
OS.GCHandle_Free(enumerator);
OS.GCHandle_Free(typefaces);
return result;
}
