CrossfireAnimationObjectsReader.java

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/*
 * Gridarta MMORPG map editor for Crossfire, Daimonin and similar games.
 * Copyright (C) 2000-2025 The Gridarta Developers.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
package net.sf.gridarta.var.crossfire.model.io;
 
import java.io.BufferedReader;
import java.io.IOException;
import net.sf.gridarta.model.anim.AnimationObjects;
import net.sf.gridarta.model.anim.AnimationParseException;
import net.sf.gridarta.model.errorview.ErrorViewCategory;
import net.sf.gridarta.model.errorview.ErrorViewCollector;
import net.sf.gridarta.model.io.AbstractAnimationObjectsReader;
import net.sf.gridarta.model.smoothface.DuplicateSmoothFaceException;
import net.sf.gridarta.model.smoothface.SmoothFace;
import net.sf.gridarta.model.smoothface.SmoothFaces;
import org.jetbrains.annotations.NotNull;
 
public class CrossfireAnimationObjectsReader extends AbstractAnimationObjectsReader {
 
    @NotNull
    private static final String FACE = "face";
 
    @NotNull
    private static final String FACE_SPACE = FACE + " ";
 
    @NotNull
    private static final String SMOOTHFACE = "smoothface";
 
    @NotNull
    private static final String SMOOTHFACE_SPACE = SMOOTHFACE + " ";
 
    @NotNull
    private final SmoothFaces smoothFaces;
 
    public CrossfireAnimationObjectsReader(@NotNull final SmoothFaces smoothFaces) {
        this.smoothFaces = smoothFaces;
    }
 
    @Override
    protected int parseLine(@NotNull final String line, final int startLineNumber, @NotNull final BufferedReader in, @NotNull final ErrorViewCollector errorViewCollector) throws AnimationParseException, IOException {
        //noinspection SimplifiableIfStatement
        if (line.startsWith(FACE_SPACE)) {
            return processFace(line.substring(FACE_SPACE.length()), startLineNumber, in, errorViewCollector);
        }
 
        return -1;
    }
 
    private int processFace(@NotNull final String faceName, final int startLineNumber, @NotNull final BufferedReader in, @NotNull final ErrorViewCollector errorViewCollector) throws AnimationParseException, IOException {
        int lineNumber = startLineNumber;
        while (true) {
            lineNumber++;
            final String untrimmedLine = in.readLine();
            if (untrimmedLine == null) {
                throw new AnimationParseException("end", "<end of file>", lineNumber);
            }
            final String line = untrimmedLine.trim();
            //noinspection StatementWithEmptyBody
            if (line.startsWith("#") || line.isEmpty()) {
                // ignore comment line
            } else if (line.startsWith("face ")) {
                throw new AnimationParseException("end", line, lineNumber);
            } else if (line.equals("end")) {
                break;
            }
            //noinspection StatementWithEmptyBody
            if (line.startsWith(SMOOTHFACE_SPACE)) {
                //noinspection TooBroadScope
                final String smoothFaceName = line.substring(SMOOTHFACE_SPACE.length());
                try {
                    smoothFaces.add(new SmoothFace(faceName, smoothFaceName));
                } catch (final DuplicateSmoothFaceException ex) {
                    errorViewCollector.addWarning(ErrorViewCategory.ARCHETYPE_INVALID, faceName + ": duplicate " + SMOOTHFACE + " '" + ex.getMessage() + "': " + line);
                }
            } else {
                // XXX: actually process this information
            }
        }
        return lineNumber - startLineNumber;
    }
 
}