mirror of
https://github.com/peterdell/wudsn-ide.git
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294 lines
9.2 KiB
Java
294 lines
9.2 KiB
Java
/**
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* Copyright (C) 2009 - 2014 <a href="http://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.gfx.converter;
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import java.util.Iterator;
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import java.util.List;
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import org.eclipse.swt.graphics.RGB;
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import com.wudsn.ide.gfx.GraphicsPlugin;
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import com.wudsn.ide.gfx.converter.atari8bit.LinearBitMapGraphics8Converter;
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import com.wudsn.ide.gfx.model.ConverterDirection;
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/**
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* This class is based on the excellent open source
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* "First Atari Image Library (FAIL)". Thanks to the creators to FAIL: Piotr
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* Fusik, Adrian Matoga and Pawel Szewczyk for their support. You can find FAIL
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* on sourceforge "http://fail.sourceforge.net".
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*
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* @author Peter Dell
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*
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*/
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public final class FilesConverterDataLogic {
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/**
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* Helper class to detect the support binary file formats by their
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* extension. The extension have to be defined with lower case characters.
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*
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* @author Peter Dell
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*/
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public static final class FileExtensions {
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// C64 font with 2 bytes load address
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public static final String _64c = "64c";
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// 80x192, 256 colors, interlaced
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// @since FAIL 1.0.0
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public static final String AP3 = "ap3";
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// Any Point, Any Color; 80x96, 256 colors, interlaced
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// @since FAIL 1.0.0
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public static final String APC = "apc";
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// 8x8 charset, mono or multicolor
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// @since FAIL 1.0.0
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public static final String CHR = "chr";
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// Champions' Interlace; 160x192, compressed
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// @since FAIL 1.0.0
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public static final String CCI = "cci";
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// Champions' Interlace; 160x192
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// @since FAIL 1.0.0
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public static final String CIN = "cin";
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// Trzmiel; 320x192, mono, compressed
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// @since FAIL 1.0.0
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public static final String CPR = "cpr";
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// Standard 8x8 font, mono
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// @since FAIL 1.0.0
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public static final String FNT = "fnt";
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// Gephard Hires Graphics; up to 320x200, mono
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// @since FAIL 1.0.1
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public static final String GHG = "ghg";
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// Standard 320x192, mono
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// @since FAIL 1.0.0
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public static final String GR8 = "gr8";
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// Standard 80x192, grayscale
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// @since FAIL 1.0.0
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public static final String GR9 = "gr9";
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// Hard Interlace Picture; 160x200, grayscale
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// @since FAIL 1.0.0
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public static final String HIP = "hip";
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// Hires 256x239, 3 colors, interlaced
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// @since FAIL 1.0.0
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public static final String HR = "hr";
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// Hires 320x200, 5 colors, interlaced
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// @since FAIL 1.0.1
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public static final String HR2 = "hr2";
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// APAC 80x192, 256 colors interlaced
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// @since FAIL 1.0.0
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public static final String ILC = "ilc";
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// Interlace Picture 160x200, 7 colors, interlaced
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// @since FAIL 1.0.0
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public static final String INP = "inp";
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// INT95a, up to 160x239, 16 colors, interlaced
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// @since FAIL 1.0.0
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public static final String INT = "int";
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// McPainter; 160x200, 16 colors, interlaced
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// @since FAIL 1.0.1
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public static final String MCP = "mcp";
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// Micropainter 160x192, 4 colors
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// @since FAIL 1.0.0
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public static final String MIC = "mic";
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// Koala MicroIllustrator; 160x192, 4 colors, compressed
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// @since FAIL 1.0.0
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public static final String PIC = "pic";
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// Plama 256; 80x96, 256 colors
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// @since FAIL 1.0.0
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public static final String PLM = "plm";
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// Rocky Interlace Picture; up to 160x239
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// @since FAIL 1.0.0
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public static final String RIP = "rip";
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// C64 sprites
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// Can be mono or multi color.
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public static final String SPR = "spr";
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// 16x16 font, mono
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// @since FAIL 1.0.0
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public static final String SXS = "sxs";
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// Taquart Interlace Picture; up to 160x119
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// @since FAIL 1.0.0
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public static final String TIP = "tip";
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// TODO Fail 1.1.0
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// Fixed decoding of ILC, AP3, RIP, PIC, CPR, HIP and CIN.
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// Added support for MCH, IGE, 256, AP2, JGP, DGP, ESC, PZM, IST and RAW.
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// MCH IGE 256 AP2 JGP DGP ESC PZM IST RAW
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// 256:: 80x96, 256 colors.
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// AP2:: 80x96, 256 colors.
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//
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// DGP:: "DigiPaint", 80x192, 256 colors, interlaced.
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// ESC:: "EscalPaint", 80x192, 256 colors, interlaced.
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// IGE:: "Interlace Graphics Editor", 128x96, 16 colors, interlaced.
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//
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// IST:: "Interlace Studio", 160x200, interlaced.
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// JGP:: "Jet Graphics Planner", 8x16 tiles, 4 colors.
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// MCH:: Up to 192x240, 128 colors.
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// PZM:: "EscalPaint", 80x192, 256 colors, interlaced.
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// RAW:: "XL-Paint MAX", 160x192, 16 colors, interlaced.
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// fail.h: #define FAIL_WIDTH_MAX 320 => 384, used in RIP
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//
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// /* Limits. */
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// #define FAIL_IMAGE_MAX 30000
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// #define FAIL_WIDTH_MAX 384
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// #define FAIL_HEIGHT_MAX 240
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// #define FAIL_PALETTE_MAX 768
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// #define FAIL_PIXELS_MAX (FAIL_WIDTH_MAX * FAIL_HEIGHT_MAX * 3)
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}
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FilesConverterDataLogic() {
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}
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public void applyDefaults(FilesConverterData data) {
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if (data == null) {
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throw new IllegalArgumentException(
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"Parameter 'data' must not be null.");
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}
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FilesConverterParameters parameters;
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Converter converter;
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parameters = data.getParameters();
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converter = data.getConverter();
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// Take defaults from the definition.
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if (converter != null) {
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int targetImagePaletteSize = converter.getDefinition()
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.getTargetImagePaletteSize();
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RGB[] rgbs;
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if (targetImagePaletteSize > 0) {
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rgbs = new RGB[targetImagePaletteSize];
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for (int i = 0; i < targetImagePaletteSize; i++) {
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int brightness = (255 * i) / (targetImagePaletteSize - 1);
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RGB rgb = new RGB(brightness, brightness, brightness);
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rgbs[i] = rgb;
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}
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} else {
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rgbs = new RGB[0];
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}
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parameters.setPaletteRGBs(rgbs);
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parameters.setDisplayAspect(converter.getDefinition()
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.getTargetImageDisplayAspect());
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}
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}
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/**
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* Find the most suitable converter, apply its defaults and preset image
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* dimensions and colors based on the input file. In case of compressed
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* images, the source file in the data container is replaced by the unpacked
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* content. This leads to unwanted effect during reload which can only be
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* removed by the introduction of separate converters for these cases.
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*
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* @param data
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* The file converter data, not <code>null</code>.
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* @param bytes
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* The file content of the input file, not <code>null</code>.
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* @param fileExtension
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* The file extension of the input file, may be empty, not
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* <code>null</code>.
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*/
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public void findDefaultFileConverter(FilesConverterData data, byte[] bytes,
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String fileExtension) {
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if (data == null) {
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throw new IllegalArgumentException(
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"Parameter 'data' must not be null.");
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}
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if (bytes == null) {
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throw new IllegalArgumentException(
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"Parameter 'bytes' must not be null.");
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}
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if (fileExtension == null) {
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throw new IllegalArgumentException(
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"Parameter 'fileExtension' must not be null.");
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}
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int columns;
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int rows;
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FilesConverterParameters parameters = data.getParameters();
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ConverterRegistry converterRegistry = GraphicsPlugin.getInstance()
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.getConverterRegistry();
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List<ConverterDefinition> converterDefinitions = converterRegistry
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.getDefinitions(ConverterDirection.FILES_TO_IMAGE);
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// Try to match file extensions and content.
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boolean converted = false;
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Iterator<ConverterDefinition> i = converterDefinitions.iterator();
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while (i.hasNext() && !converted) {
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ConverterDefinition converterDefinition = i.next();
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if (converterDefinition
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.isSourceFileExtensionSupported(fileExtension)) {
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Converter converter = converterRegistry
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.getConverter(converterDefinition.getId());
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if (converter.canConvertToImage(bytes)) {
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converter.convertToImageSizeAndPalette(data, bytes);
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converted = true;
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}
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}
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}
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// Ignore file extension and try to match content only.
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if (!converted) {
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i = converterDefinitions.iterator();
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while (i.hasNext() && !converted) {
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ConverterDefinition converterDefinition = i.next();
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Converter converter = converterRegistry
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.getConverter(converterDefinition.getId());
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if (converter.canConvertToImage(bytes)) {
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converter.convertToImageSizeAndPalette(data, bytes);
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converted = true;
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}
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}
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}
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// If nothing matched, display as hires bitmap.
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if (!converted) {
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data.getParameters().setConverterId(
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LinearBitMapGraphics8Converter.class.getName());
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applyDefaults(data);
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columns = 40;
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rows = (bytes.length + columns - 1) / columns;
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parameters.setColumns(columns);
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parameters.setRows(rows);
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}
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}
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}
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