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/*
* Copyright (c) 2011, 2015, 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.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package javafx.css.converter;
import javafx.css.Size;
import javafx.css.ParsedValue;
import javafx.css.StyleConverter;
import javafx.scene.effect.BlurType;
import javafx.scene.effect.DropShadow;
import javafx.scene.effect.Effect;
import javafx.scene.effect.InnerShadow;
import javafx.scene.paint.Color;
import javafx.scene.text.Font;
import java.util.Map;
/**
* @since 9
*/
public class EffectConverter extends StyleConverter {
// lazy, thread-safe instatiation
private static class Holder {
static final EffectConverter EFFECT_CONVERTER =
new EffectConverter();
static final DropShadowConverter DROP_SHADOW_INSTANCE =
new DropShadowConverter();
static final InnerShadowConverter INNER_SHADOW_INSTANCE =
new InnerShadowConverter();
}
public static StyleConverter getInstance() {
return Holder.EFFECT_CONVERTER;
}
@Override
public Effect convert(ParsedValue value, Font font) {
throw new IllegalArgumentException("Parsed value is not an Effect");
}
protected EffectConverter() {
super();
}
@Override
public String toString() {
return "EffectConverter";
}
public static final class DropShadowConverter extends EffectConverter {
public static DropShadowConverter getInstance() {
return Holder.DROP_SHADOW_INSTANCE;
}
private DropShadowConverter() {
super();
}
// dropshadow( , , , , , )
// = [ gaussian | one-pass-box | three-pass-box | two-pass-box ]
// The shadow Color.
// The radius of the shadow blur kernel. In the range
// [0.0 ... 127.0], typical value 10.
// he spread of the shadow. The spread is the portion of
// the radius where the contribution of the source material
// will be 100%. The remaining portion of the radius will
// have a contribution controlled by the blur kernel. A
// spread of 0.0 will result in a distribution of the shadow
// determined entirely by the blur algorithm. A spread of
// 1.0 will result in a solid growth outward of the source
// material opacity to the limit of the radius with a very
// sharp cutoff to transparency at the radius. In the range
// [0.0 ... 1.0] a value of 0.0 is no spread.
// The shadow offset in the x direction, in pixels.
// The shadow offset in the y direction, in pixels.
@Override
public Effect convert(ParsedValue value, Font font) {
Effect effect = super.getCachedValue(value);
if (effect != null) return effect;
final ParsedValue[] values = value.getValue();
final BlurType blurType = (BlurType) values[0].convert(font);
final Color color = (Color) values[1].convert(font);
final Double radius = ((Size) values[2].convert(font)).pixels(font);
final Double spread = ((Size) values[3].convert(font)).pixels(font);
final Double offsetX = ((Size) values[4].convert(font)).pixels(font);
final Double offsetY = ((Size) values[5].convert(font)).pixels(font);
DropShadow dropShadow = new DropShadow();
if (blurType != null) {
dropShadow.setBlurType(blurType);
}
if (color != null) {
dropShadow.setColor(color);
}
if (spread != null) {
dropShadow.setSpread(spread);
}
if (radius != null) {
dropShadow.setRadius(radius);
}
if (offsetX != null) {
dropShadow.setOffsetX(offsetX);
}
if (offsetY != null) {
dropShadow.setOffsetY(offsetY);
}
super.cacheValue(value, dropShadow);
return dropShadow;
}
@Override
public String toString() {
return "DropShadowConverter";
}
}
public static final class InnerShadowConverter extends EffectConverter {
public static InnerShadowConverter getInstance() {
return Holder.INNER_SHADOW_INSTANCE;
}
private InnerShadowConverter() {
super();
}
// innershadow( , , , , , )
// = [ gaussian | one-pass-box | three-pass-box | two-pass-box ]
// The shadow Color.
// The radius of the shadow blur kernel. In the range
// [0.0 ... 127.0], typical value 10.
// The choke of the shadow. The choke is the portion of the
// radius where the contribution of the source material will
// be 100%. The remaining portion of the radius will have a
// contribution controlled by the blur kernel. A choke of 0.0
// will result in a distribution of the shadow determined
// entirely by the blur algorithm. A choke of 1.0 will result
// in a solid growth inward of the shadow from the edges to
// the limit of the radius with a very sharp cutoff to
// transparency inside the radius. In the range [0.0 ... 1.0]
// a value of 0.0 is no spread.
// The shadow offset in the x direction, in pixels.
// The shadow offset in the y direction, in pixels.
@Override
public Effect convert(ParsedValue value, Font font) {
Effect effect = super.getCachedValue(value);
if (effect != null) return effect;
final ParsedValue[] values = value.getValue();
final BlurType blurType = (BlurType) values[0].convert(font);
final Color color = (Color) values[1].convert(font);
final Double radius = ((Size) values[2].convert(font)).pixels(font);
final Double choke = ((Size) values[3].convert(font)).pixels(font);
final Double offsetX = ((Size) values[4].convert(font)).pixels(font);
final Double offsetY = ((Size) values[5].convert(font)).pixels(font);
InnerShadow innerShadow = new InnerShadow();
if (blurType != null) {
innerShadow.setBlurType(blurType);
}
if (color != null) {
innerShadow.setColor(color);
}
if (radius != null) {
innerShadow.setRadius(radius);
}
if (choke != null) {
innerShadow.setChoke(choke);
}
if (offsetX != null) {
innerShadow.setOffsetX(offsetX);
}
if (offsetY != null) {
innerShadow.setOffsetY(offsetY);
}
super.cacheValue(value, innerShadow);
return innerShadow;
}
@Override
public String toString() {
return "InnerShadowConverter";
}
}
private static Map, Effect> cache;
public static void clearCache() { if (cache != null) cache.clear(); }
}
