/*
* Copyright 2017 Laszlo Balazs-Csiki
*
* This file is part of Pixelitor. Pixelitor is free software: you
* can redistribute it and/or modify it under the terms of the GNU
* General Public License, version 3 as published by the Free
* Software Foundation.
*
* Pixelitor 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with Pixelitor. If not, see <http://www.gnu.org/licenses/>.
*/
package pixelitor.filters;
import pixelitor.filters.gui.GroupedRangeParam;
import pixelitor.filters.gui.ImagePositionParam;
import pixelitor.filters.gui.IntChoiceParam;
import pixelitor.filters.gui.ParamSet;
import pixelitor.filters.gui.RangeParam;
import pixelitor.filters.gui.ShowOriginal;
import pixelitor.filters.impl.MagnifyFilter;
import java.awt.image.BufferedImage;
/**
* Magnify filter
*/
public class Magnify extends FilterWithParametrizedGUI {
public static final String NAME = "Magnify";
private final RangeParam magnification = new RangeParam("Magnification (%)", 1, 150, 500);
private final GroupedRangeParam outerRadius = new GroupedRangeParam("Outer Radius", 0, 200, 999);
private final RangeParam outerInnerRadiusRatio = new RangeParam("Outer/Inner Radius Ratio (%)", 100, 200, 999);
private final ImagePositionParam center = new ImagePositionParam("Center");
private final IntChoiceParam edgeAction = IntChoiceParam.forEdgeAction();
private final IntChoiceParam interpolation = IntChoiceParam.forInterpolation();
private MagnifyFilter filter;
public Magnify() {
super(ShowOriginal.YES);
showAffectedArea();
setParamSet(new ParamSet(
magnification,
outerRadius.withAdjustedRange(1.0),
outerInnerRadiusRatio,
center,
edgeAction,
interpolation
));
}
@Override
public BufferedImage doTransform(BufferedImage src, BufferedImage dest) {
if (filter == null) {
filter = new MagnifyFilter(NAME);
}
int outerRadiusX = outerRadius.getValue(0);
int outerRadiusY = outerRadius.getValue(1);
filter.setOuterRadiusX(outerRadiusX);
filter.setOuterRadiusY(outerRadiusY);
float ratio = outerInnerRadiusRatio.getValueAsPercentage();
int innerRadiusX = (int) (outerRadiusX / ratio);
int innerRadiusY = (int) (outerRadiusY / ratio);
filter.setInnerRadiusX(innerRadiusX);
filter.setInnerRadiusY(innerRadiusY);
filter.setMagnification(magnification.getValueAsPercentage());
filter.setEdgeAction(edgeAction.getValue());
filter.setInterpolation(interpolation.getValue());
filter.setRelCenter(center.getRelativeX(), center.getRelativeY());
dest = filter.filter(src, dest);
setAffectedAreaShapes(filter.getAffectedAreaShapes());
return dest;
}
}