/*
* Copyright 2010-2013 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package griffon.javafx.editors;
import griffon.core.resources.editors.AbstractPropertyEditor;
import griffon.core.resources.formatters.Formatter;
import griffon.core.resources.formatters.ParseException;
import griffon.javafx.formatters.ColorFormatter;
import griffon.util.GriffonNameUtils;
import javafx.scene.paint.Color;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import static org.apache.commons.lang.StringUtils.isBlank;
/**
* @author Andres Almiray
*/
public class ColorPropertyEditor extends AbstractPropertyEditor {
public static String format(Color color) {
return ColorFormatter.LONG.format(color);
}
@Override
public String getAsText() {
return GriffonNameUtils.isBlank(getFormat()) ? format((Color) getValueInternal()) : getFormattedValue();
}
protected void setValueInternal(Object value) {
if (null == value) {
super.setValueInternal(null);
} else if (value instanceof CharSequence) {
handleAsString(String.valueOf(value).trim());
} else if (value instanceof List) {
handleAsList((List) value);
} else if (value instanceof Map) {
handleAsMap((Map) value);
} else if (value instanceof Number) {
handleAsNumber((Number) value);
} else if (value instanceof Color) {
super.setValueInternal(value);
} else {
throw illegalValue(value, Color.class);
}
}
@Override
protected Formatter resolveFormatter() {
return !isBlank(getFormat()) ? ColorFormatter.getInstance(getFormat()) : null;
}
private void handleAsString(String str) {
try {
super.setValueInternal(ColorFormatter.parseColor(str));
} catch (ParseException e) {
throw illegalValue(str, Color.class, e);
}
}
private void handleAsList(List list) {
List values = new ArrayList();
values.addAll(list);
switch (list.size()) {
case 3:
values.add(1d);
break;
case 4:
// ok
break;
default:
throw illegalValue(list, Color.class);
}
for (int i = 0, valuesSize = values.size(); i < valuesSize; i++) {
Object val = values.get(i);
if (val instanceof Number) {
values.set(i, parse((Number) val));
} else if (val instanceof CharSequence) {
values.set(i, parse(String.valueOf(val)));
}
}
super.setValueInternal(
new Color(
(Double) values.get(0),
(Double) values.get(1),
(Double) values.get(2),
(Double) values.get(3)
)
);
}
private void handleAsMap(Map map) {
double r = getMapValue(map, "red", 0d);
double g = getMapValue(map, "green", 0d);
double b = getMapValue(map, "blue", 0d);
double a = getMapValue(map, "alpha", 1d);
super.setValueInternal(new Color(r, g, b, a));
}
private double parse(String val) {
try {
return (Integer.parseInt(String.valueOf(val).trim(), 16) & 0xFF) / 255d;
} catch (NumberFormatException e) {
throw illegalValue(val, Color.class, e);
}
}
private double parse(Number val) {
return val.doubleValue();
}
private double getMapValue(Map map, String key, double defaultValue) {
Object val = map.get(key);
if (null == val) val = map.get(String.valueOf(key.charAt(0)));
if (null == val) {
return defaultValue;
} else if (val instanceof CharSequence) {
return parse(String.valueOf(val));
} else if (val instanceof Number) {
return parse((Number) val);
}
throw illegalValue(map, Color.class);
}
private void handleAsNumber(Number value) {
double c = parse(value);
super.setValueInternal(new Color(c, c, c, 1d));
}
}