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49 lines
1.7 KiB
Java
49 lines
1.7 KiB
Java
/**
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* Copyright (C) 2009 - 2021 <a href="https://www.wudsn.com" target="_top">Peter Dell</a>
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*
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* This file is part of WUDSN IDE.
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*
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* WUDSN IDE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* WUDSN IDE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with WUDSN IDE. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.wudsn.ide.hex.parser;
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import org.eclipse.jface.viewers.StyledString;
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public final class AtariDiskImageKFileParser extends AtariDiskImageParser {
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// The offset where the COM file starts in an Atari Disk Image (k-file).
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public static final int ATARI_DISK_IMAGE_K_FILE_COM_FILE_OFFSET = 16 + 3 * 128;
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@Override
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public boolean parse(StyledString contentBuilder) {
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if (contentBuilder == null) {
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throw new IllegalArgumentException("Parameter 'contentBuilder' must not be null.");
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}
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boolean error = super.parse(contentBuilder);
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// If the disk image is a k-file image, the contained COM file is parsed
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// as well.
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if (!error) {
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// The length of the k-file is stored in $709/$70a.
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int length = ATARI_DISK_IMAGE_K_FILE_COM_FILE_OFFSET + fileContent.getByte(0x19)
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+ 256 * fileContent.getByte(0x1a);
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error = parseAtariCOMFile(contentBuilder, ATARI_DISK_IMAGE_K_FILE_COM_FILE_OFFSET, length);
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}
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return error;
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}
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}
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