/** @param font */
@Override
public void loadFont(Font font) {
FontFactory fontFactory = getFontFactoryFromPipeline();
String fullName = font.getName();
if (!embeddedFontsLoaded && !fontFactory.isPlatformFont(fullName)) {
loadEmbeddedFonts();
}
// find the native Prism Font object based on this JavaFX font. At the
// conclusion of this method, be sure to set the name, family, and
// style on the Font object via the setNativeFont method.
// the Prism font we're trying to find
PGFont prismFont = fontFactory.createFont(fullName, (float) font.getSize());
// update the name variable to match what was actually loaded
String name = prismFont.getName();
String family = prismFont.getFamilyName();
String style = prismFont.getStyleName();
font.impl_setNativeFont(prismFont, name, family, style);
}
@Override
public FontMetrics getFontMetrics(Font font) {
if (font != null) {
PGFont prismFont = (PGFont) font.impl_getNativeFont();
Metrics metrics = PrismFontUtils.getFontMetrics(prismFont);
// TODO: what's the difference between ascent and maxAscent?
float maxAscent = -metrics.getAscent(); // metrics.getMaxAscent();
float ascent = -metrics.getAscent();
float xheight = metrics.getXHeight();
float descent = metrics.getDescent();
// TODO: what's the difference between descent and maxDescent?
float maxDescent = metrics.getDescent(); // metrics.getMaxDescent();
float leading = metrics.getLineGap();
return FontMetrics.impl_createFontMetrics(
maxAscent, ascent, xheight, descent, maxDescent, leading, font);
} else {
return null; // this should never happen
}
}
/**
* Searches for an appropriate font based on the font family name and weight and posture style.
* This method is not guaranteed to return a specific font, but does its best to find one that
* fits the specified requirements.
*
* <p>For SDK/runtime fonts, we will attempt to match properties to a SDK/runtime fonts. If a
* specific SDK font is not found in the runtime JAR, the font loading will revert to FontFactory
* default font, rather then finding closest matching available SDK font. This is how SDK font
* loading was handled in the past.
*
* @param family The family of the font
* @param weight The weight of the font
* @param posture The posture or posture of the font
* @param size The point size of the font. This can be a fractional value
* @profile desktop
*/
@Override
public Font font(String family, FontWeight weight, FontPosture posture, float size) {
FontFactory fontFactory = getFontFactoryFromPipeline();
if (!embeddedFontsLoaded && !fontFactory.isPlatformFont(family)) {
loadEmbeddedFonts();
}
// REMIND. Some day need to have better granularity.
boolean bold = weight != null && weight.ordinal() >= FontWeight.BOLD.ordinal();
boolean italic = posture == FontPosture.ITALIC;
PGFont prismFont = fontFactory.createFont(family, bold, italic, size);
// Create Font and set implementation
Font fxFont =
Font.impl_NativeFont(
prismFont,
prismFont.getName(),
prismFont.getFamilyName(),
prismFont.getStyleName(),
size);
return fxFont;
}
@Override
public float computeStringWidth(String string, Font font) {
PGFont prismFont = (PGFont) font.impl_getNativeFont();
return (float) PrismFontUtils.computeStringWidth(prismFont, string);
}
@SuppressWarnings("deprecation")
private Font createFont(PGFont font) {
return Font.impl_NativeFont(
font, font.getName(), font.getFamilyName(), font.getStyleName(), font.getSize());
}