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/*
* Copyright (c) 2010, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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package javafx.css;
import javafx.css.converter.FontConverter;
import javafx.css.converter.SizeConverter;
import javafx.css.converter.StringConverter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import javafx.scene.text.Font;
import javafx.scene.text.FontPosture;
import javafx.scene.text.FontWeight;
/**
* An partial implementation of CssMetaData for Font properties which
* includes the font sub-properties: weight, style, family and size.
* @param The type of Styleable
* @since JavaFX 8.0
*/
public abstract class FontCssMetaData extends CssMetaData {
/**
* Constructs a FontCSSMetaData object from the specified property and initial Font.
* {@literal The property name is concatenated with "-weight", "-style",
* "-family" and "-size" to create the sub-properties.}
* For example,
* {@code new FontCssMetaData("-fx-font", Font.getDefault());}
* {@literal will create a CssMetaData for "-fx-font" with sub-properties:
* "-fx-font-weight", "-fx-font-style", "-fx-font-family" and "-fx-font-size"}
* @param property the property name
* @param initial the initial font
*/
public FontCssMetaData(String property, Font initial) {
super(property, FontConverter.getInstance(), initial, true, createSubProperties(property, initial));
}
private static List> createSubProperties(String property, Font initial) {
final List> subProperties =
new ArrayList<>();
final Font defaultFont = initial != null ? initial : Font.getDefault();
final CssMetaData FAMILY =
new CssMetaData<>(property.concat("-family"),
StringConverter.getInstance(), defaultFont.getFamily(), true) {
@Override
public boolean isSettable(S styleable) {
return false;
}
@Override
public StyleableProperty getStyleableProperty(S styleable) {
return null;
}
};
subProperties.add(FAMILY);
final CssMetaData SIZE =
new CssMetaData<>(property.concat("-size"),
SizeConverter.getInstance(), defaultFont.getSize(), true) {
@Override
public boolean isSettable(S styleable) {
return false;
}
@Override
public StyleableProperty getStyleableProperty(S styleable) {
return null;
}
};
subProperties.add(SIZE);
final CssMetaData STYLE =
new CssMetaData<>(property.concat("-style"),
FontConverter.FontStyleConverter.getInstance(), FontPosture.REGULAR, true) {
@Override
public boolean isSettable(S styleable) {
return false;
}
@Override
public StyleableProperty getStyleableProperty(S styleable) {
return null;
}
};
subProperties.add(STYLE);
final CssMetaData WEIGHT =
new CssMetaData<>(property.concat("-weight"),
FontConverter.FontWeightConverter.getInstance(), FontWeight.NORMAL, true) {
@Override
public boolean isSettable(S styleable) {
return false;
}
@Override
public StyleableProperty getStyleableProperty(S styleable) {
return null;
}
};
subProperties.add(WEIGHT);
return Collections.>unmodifiableList(subProperties);
}
}
