Files
jpexs-decompiler/trunk/src/com/jpexs/asdec/SWFInputStream.java
T
2012-12-25 11:33:41 +01:00

1313 lines
39 KiB
Java

/*
* Copyright (C) 2010-2011 JPEXS
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
package com.jpexs.asdec;
import com.jpexs.asdec.action.Action;
import com.jpexs.asdec.action.swf3.*;
import com.jpexs.asdec.action.swf4.*;
import com.jpexs.asdec.action.swf5.*;
import com.jpexs.asdec.action.swf6.*;
import com.jpexs.asdec.action.swf7.*;
import com.jpexs.asdec.helpers.Helper;
import com.jpexs.asdec.tags.*;
import com.jpexs.asdec.types.*;
import com.jpexs.asdec.types.filters.*;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Stack;
/**
* Class for reading data from SWF file
*
* @author JPEXS
*/
public class SWFInputStream extends InputStream {
private InputStream is;
private Stack<Integer> margedPos = new Stack<Integer>();
private long pos;
private int version;
/**
* Constructor
*
* @param is Existing inputstream
* @param version Version of SWF to read
*/
public SWFInputStream(InputStream is, int version, long startingPos) {
this.version = version;
this.is = is;
pos = startingPos;
}
/**
* Constructor
*
* @param is Existing inputstream
* @param version Version of SWF to read
*/
public SWFInputStream(InputStream is, int version) {
this(is, version, 0L);
}
/**
* Gets position in bytes in the stream
*
* @return Number of bytes
*/
public long getPos() {
return pos;
}
/**
* Reads one byte from the stream
*
* @return byte or -1 on error
* @throws IOException
*/
@Override
public int read() throws IOException {
pos++;
bitPos = 0;
return is.read();
}
@Override
public int read(byte[] b, int off, int len) throws IOException {
int bytesRead = super.read(b, off, len);
bitPos = 0;
pos += bytesRead;
return bytesRead;
}
private void alignByte() {
bitPos = 0;
}
private int readNoBitReset() throws IOException {
pos++;
return is.read();
}
/**
* Reads one UI8 (Unsigned 8bit integer) value from the stream
*
* @return UI8 value or -1 on error
* @throws IOException
*/
public int readUI8() throws IOException {
return read();
}
/**
* Reads one string value from the stream
*
* @return String value
* @throws IOException
*/
public String readString() throws IOException {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
int r = 0;
while (true) {
r = read();
if (r <= 0) {
return new String(baos.toByteArray(), "utf8");
}
baos.write(r);
}
}
/**
* Reads one UI32 (Unsigned 32bit integer) value from the stream
*
* @return UI32 value
* @throws IOException
*/
public long readUI32() throws IOException {
return (read() + (read() << 8) + (read() << 16) + (read() << 24)) & 0xffffffff;
}
/**
* Reads one UI16 (Unsigned 16bit integer) value from the stream
*
* @return UI16 value
* @throws IOException
*/
public int readUI16() throws IOException {
return read() + (read() << 8);
}
/**
* Reads one SI32 (Signed 32bit integer) value from the stream
*
* @return SI32 value
* @throws IOException
*/
public long readSI32() throws IOException {
long uval = read() + (read() << 8) + (read() << 16) + (read() << 24);
if (uval >= 0x80000000) {
return -(((~uval) & 0xffffffff) + 1);
} else {
return uval;
}
}
/**
* Reads one SI16 (Signed 16bit integer) value from the stream
*
* @return SI16 value
* @throws IOException
*/
public int readSI16() throws IOException {
int uval = read() + (read() << 8);
if (uval >= 0x8000) {
return -(((~uval) & 0xffff) + 1);
} else {
return uval;
}
}
/**
* Reads one SI8 (Signed 8bit integer) value from the stream
*
* @return SI8 value
* @throws IOException
*/
public int readSI8() throws IOException {
int uval = read();
if (uval >= 0x80) {
return -(((~uval) & 0xff) + 1);
} else {
return uval;
}
}
/**
* Reads one FIXED (Fixed point 16.16) value from the stream
*
* @return FIXED value
* @throws IOException
*/
public double readFIXED() throws IOException {
int afterPoint = readUI16();
int beforePoint = readUI16();
return ((double) ((beforePoint << 16) + afterPoint)) / 65536;
}
/**
* Reads one FIXED8 (Fixed point 8.8) value from the stream
*
* @return FIXED8 value
* @throws IOException
*/
public float readFIXED8() throws IOException {
int afterPoint = read();
int beforePoint = read();
return beforePoint + (((float) afterPoint) / 256);
}
private long readLong() throws IOException {
byte readBuffer[] = readBytes(8);
return (((long) readBuffer[3] << 56)
+ ((long) (readBuffer[2] & 255) << 48)
+ ((long) (readBuffer[1] & 255) << 40)
+ ((long) (readBuffer[0] & 255) << 32)
+ ((long) (readBuffer[7] & 255) << 24)
+ ((readBuffer[6] & 255) << 16)
+ ((readBuffer[5] & 255) << 8)
+ ((readBuffer[4] & 255) << 0));
}
/**
* Reads one DOUBLE (double precision floating point value) value from the
* stream
*
* @return DOUBLE value
* @throws IOException
*/
public double readDOUBLE() throws IOException {
long el = readLong();
double ret = Double.longBitsToDouble(el);
return ret;
}
/**
* Reads one FLOAT (single precision floating point value) value from the
* stream
*
* @return FLOAT value
* @throws IOException
*/
public float readFLOAT() throws IOException {
int val = (int) readUI32();
float ret = Float.intBitsToFloat(val);
/*int sign = val >> 31;
int mantisa = val & 0x3FFFFF;
int exp = (val >> 22) & 0xFF;
float ret =(sign == 1 ? -1 : 1) * (float) Math.pow(2, exp)* (1+((mantisa)/ (float)(1<<23)));*/
return ret;
}
/**
* Reads one FLOAT16 (16bit floating point value) value from the stream
*
* @return FLOAT16 value
* @throws IOException
*/
public float readFLOAT16() throws IOException {
int val = readUI16();
int sign = val >> 15;
int mantisa = val & 0x3FF;
int exp = (val >> 10) & 0x1F;
float ret = (sign == 1 ? -1 : 1) * (float) Math.pow(2, exp) * (1 + ((mantisa) / (float) (1 << 10)));
return ret;
}
/**
* Reads bytes from the stream
*
* @param count Number of bytes to read
* @return Array of read bytes
* @throws IOException
*/
public byte[] readBytes(long count) throws IOException {
if (count <= 0) {
return new byte[0];
}
byte ret[] = new byte[(int) count];
for (int i = 0; i < count; i++) {
ret[i] = (byte) read();
}
return ret;
}
/**
* Reads one EncodedU32 (Encoded unsigned 32bit value) value from the stream
*
* @return U32 value
* @throws IOException
*/
public long readEncodedU32() throws IOException {
int result = read();
if ((result & 0x00000080) == 0) {
return result;
}
result = (result & 0x0000007f) | (read()) << 7;
if ((result & 0x00004000) == 0) {
return result;
}
result = (result & 0x00003fff) | (read()) << 14;
if ((result & 0x00200000) == 0) {
return result;
}
result = (result & 0x001fffff) | (read()) << 21;
if ((result & 0x10000000) == 0) {
return result;
}
result = (result & 0x0fffffff) | (read()) << 28;
return result;
}
private int bitPos = 0;
private int tempByte = 0;
/**
* Reads UB[nBits] (Unsigned-bit value) value from the stream
*
* @param nBits Number of bits which represent value
* @return Unsigned value
* @throws IOException
*/
public long readUB(int nBits) throws IOException {
if (nBits == 0) {
return 0;
}
long ret = 0;
if (bitPos == 0) {
tempByte = readNoBitReset();
}
for (int bit = 0; bit < nBits; bit++) {
int nb = (tempByte >> (7 - bitPos)) & 1;
ret = ret + (nb << (nBits - 1 - bit));
bitPos++;
if (bitPos == 8) {
bitPos = 0;
if (bit != nBits - 1) {
tempByte = readNoBitReset();
}
}
}
return ret;
}
/**
* Reads SB[nBits] (Signed-bit value) value from the stream
*
* @param nBits Number of bits which represent value
* @return Signed value
* @throws IOException
*/
public long readSB(int nBits) throws IOException {
int uval = (int) readUB(nBits);
int shift = 32 - nBits;
// sign extension
uval = (uval << shift) >> shift;
return uval;
}
/**
* Reads FB[nBits] (Signed fixed-point bit value) value from the stream
*
* @param nBits Number of bits which represent value
* @return Fixed-point value
* @throws IOException
*/
public double readFB(int nBits) throws IOException {
double val = readSB(nBits);
double ret = val / (1 << 16);
return ret;
}
/**
* Reads one RECT value from the stream
*
* @return RECT value
* @throws IOException
*/
public RECT readRECT() throws IOException {
RECT ret = new RECT();
int NBits = (int) readUB(5);
ret.Xmin = (int) readSB(NBits);
ret.Xmax = (int) readSB(NBits);
ret.Ymin = (int) readSB(NBits);
ret.Ymax = (int) readSB(NBits);
return ret;
}
/**
* Reads list of actions from the stream. Reading ends with ActionEndFlag(=0)
* or end of the stream.
*
* @return List of actions
* @throws IOException
*/
public List<Action> readActionList() throws IOException {
List<Action> ret = new ArrayList<Action>();
Action a;
while ((a = readAction()) != null) {
ret.add(a);
}
return ret;
}
private static void dumpTag(PrintStream out, int version, Tag tag, int level) {
StringBuilder sb = new StringBuilder();
sb.append(Helper.formatHex((int) tag.getPos(), 8));
sb.append(": ");
sb.append(Helper.indent(level, ""));
sb.append(Helper.format(tag.toString(), 25 - 2 * level));
sb.append(" tagId=");
sb.append(Helper.formatInt(tag.getId(), 3));
sb.append(" len=");
sb.append(Helper.formatInt((int) tag.getOrigDataLength(), 8));
sb.append(" ");
sb.append(Helper.bytesToHexString(64, tag.getData(version), 0));
out.println(sb.toString());
// out.println(Utils.formatHex((int)tag.getPos(), 8) + ": " + Utils.indent(level, "") + Utils.format(tag.toString(), 25 - 2*level) + " tagId="+tag.getId()+" len="+tag.getOrigDataLength()+": "+Utils.bytesToHexString(64, tag.getData(version), 0));
if (tag.hasSubTags()) {
for (Tag subTag : tag.getSubTags()) {
dumpTag(out, version, subTag, level + 1);
}
}
}
/**
* Reads list of tags from the stream. Reading ends with End tag(=0) or end
* of the stream.
*
* @return List of tags
* @throws IOException
*/
public List<Tag> readTagList(int level) throws IOException {
List<Tag> tags = new ArrayList<Tag>();
Tag tag;
while (true) {
long pos = getPos();
tag = readTag(level, pos);
if (tag == null) {
break;
}
tags.add(tag);
if (Main.dump_tags && level == 0) {
dumpTag(System.out, version, tag, level);
}
}
return tags;
}
/**
* Reads one Tag from the stream
*
* @return Tag or null when End tag
* @throws IOException
*/
public Tag readTag(int level, long pos) throws IOException {
int tagIDTagLength = readUI16();
int tagID = (tagIDTagLength) >> 6;
if (tagID == 0) {
return null;
}
long tagLength = (tagIDTagLength & 0x003F);
boolean readLong = false;
if (tagLength == 0x3f) {
tagLength = readSI32();
readLong = true;
}
byte data[] = readBytes((int) tagLength);
Tag ret;
switch (tagID) {
case 82:
ret = new DoABCTag(data, version, pos);
break;
case 12:
ret = new DoActionTag(data, version, pos);
break;
case 59:
ret = new DoInitActionTag(data, version, pos);
break;
case 39:
ret = new DefineSpriteTag(data, version, level, pos);
break;
case 1:
ret = new ShowFrameTag(pos);
break;
case 26:
ret = new PlaceObject2Tag(data, version, pos);
break;
case 56:
ret = new ExportAssetsTag(data, version, pos);
break;
case 70:
ret = new PlaceObject3Tag(data, version, pos);
break;
case 7:
ret = new DefineButtonTag(data, version, pos);
break;
case 34:
ret = new DefineButton2Tag(data, version, pos);
break;
case 69:
ret = new FileAttributes(data, version, pos);
break;
case 77:
ret = new Metadata(data, pos);
break;
case 65:
ret = new ScriptLimits(data, version, pos);
break;
case 9:
ret = new SetBackgroundColor(data, pos);
break;
case 41:
ret = new ProductInfo(data, version, pos);
break;
case 43:
ret = new FrameLabel(data, version, pos);
break;
case 36:
ret = new DefineBitsLossless2(data, version, pos);
break;
case 76:
ret = new SymbolClass(data, version, pos);
break;
case 32:
ret = new DefineShape3(data, version, pos);
break;
case 28:
ret = new RemoveObject2(data, version, pos);
break;
case 78:
ret = new DefineScalingGrid(data, version, pos);
break;
case 2:
ret = new DefineShape(data, version, pos);
break;
case 22:
ret = new DefineShape2(data, version, pos);
break;
case 83:
ret = new DefineShape4(data, version, pos);
break;
case 20:
ret = new DefineBitsLossless(data, version, pos);
break;
case 35:
ret = new DefineBitsJPEG3(data, version, pos);
break;
case 87:
ret = new DefineBinaryData(data, version, pos);
break;
case 8:
ret = new JPEGTables(data, pos);
break;
case 6:
ret = new DefineBits(data, version, pos);
break;
case 21:
ret = new DefineBitsJPEG2(data, version, pos);
break;
case 75:
ret = new DefineFont3(data, version, pos);
break;
case 73:
ret = new DefineFontAlignZones(data, version, pos);
break;
case 88:
ret = new DefineFontName(data, version, pos);
break;
case 91:
ret = new DefineFont4(data, version, pos);
break;
default:
ret = new Tag(tagID, data, pos);
}
ret.forceWriteAsLong = readLong;
return ret;
}
/**
* Reads one Action from the stream
*
* @return Action or null when ActionEndFlag or end of the stream
* @throws IOException
*/
public Action readAction() throws IOException {
{
int actionCode = readUI8();
if (actionCode == 0) {
return null;
}
if (actionCode == -1) {
return null;
}
int actionLength = 0;
if (actionCode >= 0x80) {
actionLength = readUI16();
}
switch (actionCode) {
//SWF3 Actions
case 0x81:
return new ActionGotoFrame(this);
case 0x83:
return new ActionGetURL(actionLength, this, version);
case 0x04:
return new ActionNextFrame();
case 0x05:
return new ActionPrevFrame();
case 0x06:
return new ActionPlay();
case 0x07:
return new ActionStop();
case 0x08:
return new ActionToggleQuality();
case 0x09:
return new ActionStopSounds();
case 0x8A:
return new ActionWaitForFrame(this);
case 0x8B:
return new ActionSetTarget(actionLength, this, version);
case 0x8C:
return new ActionGoToLabel(actionLength, this, version);
//SWF4 Actions
case 0x96:
return new ActionPush(actionLength, this, version);
case 0x17:
return new ActionPop();
case 0x0A:
return new ActionAdd();
case 0x0B:
return new ActionSubtract();
case 0x0C:
return new ActionMultiply();
case 0x0D:
return new ActionDivide();
case 0x0E:
return new ActionEquals();
case 0x0F:
return new ActionLess();
case 0x10:
return new ActionAnd();
case 0x11:
return new ActionOr();
case 0x12:
return new ActionNot();
case 0x13:
return new ActionStringEquals();
case 0x14:
return new ActionStringLength();
case 0x21:
return new ActionStringAdd();
case 0x15:
return new ActionStringExtract();
case 0x29:
return new ActionStringLess();
case 0x31:
return new ActionMBStringLength();
case 0x35:
return new ActionMBStringExtract();
case 0x18:
return new ActionToInteger();
case 0x32:
return new ActionCharToAscii();
case 0x33:
return new ActionAsciiToChar();
case 0x36:
return new ActionMBCharToAscii();
case 0x37:
return new ActionMBAsciiToChar();
case 0x99:
return new ActionJump(this);
case 0x9D:
return new ActionIf(this);
case 0x9E:
return new ActionCall();
case 0x1C:
return new ActionGetVariable();
case 0x1D:
return new ActionSetVariable();
case 0x9A:
return new ActionGetURL2(this);
case 0x9F:
return new ActionGotoFrame2(actionLength, this);
case 0x20:
return new ActionSetTarget2();
case 0x22:
return new ActionGetProperty();
case 0x23:
return new ActionSetProperty();
case 0x24:
return new ActionCloneSprite();
case 0x25:
return new ActionRemoveSprite();
case 0x27:
return new ActionStartDrag();
case 0x28:
return new ActionEndDrag();
case 0x8D:
return new ActionWaitForFrame2(this);
case 0x26:
return new ActionTrace();
case 0x34:
return new ActionGetTime();
case 0x30:
return new ActionRandomNumber();
//SWF5 Actions
case 0x3D:
return new ActionCallFunction();
case 0x52:
return new ActionCallMethod();
case 0x88:
return new ActionConstantPool(actionLength, this, version);
case 0x9B:
return new ActionDefineFunction(actionLength, this, version);
case 0x3C:
return new ActionDefineLocal();
case 0x41:
return new ActionDefineLocal2();
case 0x3A:
return new ActionDelete();
case 0x3B:
return new ActionDelete2();
case 0x46:
return new ActionEnumerate();
case 0x49:
return new ActionEquals2();
case 0x4E:
return new ActionGetMember();
case 0x42:
return new ActionInitArray();
case 0x43:
return new ActionInitObject();
case 0x53:
return new ActionNewMethod();
case 0x40:
return new ActionNewObject();
case 0x4F:
return new ActionSetMember();
case 0x45:
return new ActionTargetPath();
case 0x94:
return new ActionWith(this, version);
case 0x4A:
return new ActionToNumber();
case 0x4B:
return new ActionToString();
case 0x44:
return new ActionTypeOf();
case 0x47:
return new ActionAdd2();
case 0x48:
return new ActionLess2();
case 0x3F:
return new ActionModulo();
case 0x60:
return new ActionBitAnd();
case 0x63:
return new ActionBitLShift();
case 0x61:
return new ActionBitOr();
case 0x64:
return new ActionBitRShift();
case 0x65:
return new ActionBitURShift();
case 0x62:
return new ActionBitXor();
case 0x51:
return new ActionDecrement();
case 0x50:
return new ActionIncrement();
case 0x4C:
return new ActionPushDuplicate();
case 0x3E:
return new ActionReturn();
case 0x4D:
return new ActionStackSwap();
case 0x87:
return new ActionStoreRegister(this);
//SWF6 Actions
case 0x54:
return new ActionInstanceOf();
case 0x55:
return new ActionEnumerate2();
case 0x66:
return new ActionStrictEquals();
case 0x67:
return new ActionGreater();
case 0x68:
return new ActionStringGreater();
//SWF7 Actions
case 0x8E:
return new ActionDefineFunction2(actionLength, this, version);
case 0x69:
return new ActionExtends();
case 0x2B:
return new ActionCastOp();
case 0x2C:
return new ActionImplementsOp();
case 0x8F:
return new ActionTry(actionLength, this, version);
case 0x2A:
return new ActionThrow();
default:
if (actionLength > 0) {
skip(actionLength);
}
return new Action(actionCode, actionLength);
}
}
}
/**
* Reads one MATRIX value from the stream
*
* @return MATRIX value
* @throws IOException
*/
public MATRIX readMatrix() throws IOException {
MATRIX ret = new MATRIX();
ret.hasScale = readUB(1) == 1;
if (ret.hasScale) {
int NScaleBits = (int) readUB(5);
ret.scaleNBits = NScaleBits;
ret.scaleX = readFB(NScaleBits);
ret.scaleY = readFB(NScaleBits);
}
ret.hasRotate = readUB(1) == 1;
if (ret.hasRotate) {
int NRotateBits = (int) readUB(5);
ret.rotateNBits = NRotateBits;
ret.rotateSkew0 = readFB(NRotateBits);
ret.rotateSkew1 = readFB(NRotateBits);
}
int NTranslateBits = (int) readUB(5);
ret.translateNBits = NTranslateBits;
ret.translateX = (int) readSB(NTranslateBits);
ret.translateY = (int) readSB(NTranslateBits);
alignByte();
return ret;
}
/**
* Reads one CXFORMWITHALPHA value from the stream
*
* @return CXFORMWITHALPHA value
* @throws IOException
*/
public CXFORMWITHALPHA readCXFORMWITHALPHA() throws IOException {
CXFORMWITHALPHA ret = new CXFORMWITHALPHA();
ret.hasAddTerms = readUB(1) == 1;
ret.hasMultTerms = readUB(1) == 1;
int Nbits = (int) readUB(4);
ret.nbits = Nbits;
if (ret.hasMultTerms) {
ret.redMultTerm = (int) readSB(Nbits);
ret.greenMultTerm = (int) readSB(Nbits);
ret.blueMultTerm = (int) readSB(Nbits);
ret.alphaMultTerm = (int) readSB(Nbits);
}
if (ret.hasAddTerms) {
ret.redAddTerm = (int) readSB(Nbits);
ret.greenAddTerm = (int) readSB(Nbits);
ret.blueAddTerm = (int) readSB(Nbits);
ret.alphaAddTerm = (int) readSB(Nbits);
}
alignByte();
return ret;
}
/**
* Reads one CLIPEVENTFLAGS value from the stream
*
* @return CLIPEVENTFLAGS value
* @throws IOException
*/
public CLIPEVENTFLAGS readCLIPEVENTFLAGS() throws IOException {
CLIPEVENTFLAGS ret = new CLIPEVENTFLAGS();
ret.clipEventKeyUp = readUB(1) == 1;
ret.clipEventKeyDown = readUB(1) == 1;
ret.clipEventMouseUp = readUB(1) == 1;
ret.clipEventMouseDown = readUB(1) == 1;
ret.clipEventMouseMove = readUB(1) == 1;
ret.clipEventUnload = readUB(1) == 1;
ret.clipEventEnterFrame = readUB(1) == 1;
ret.clipEventLoad = readUB(1) == 1;
ret.clipEventDragOver = readUB(1) == 1;
ret.clipEventRollOut = readUB(1) == 1;
ret.clipEventRollOver = readUB(1) == 1;
ret.clipEventReleaseOutside = readUB(1) == 1;
ret.clipEventRelease = readUB(1) == 1;
ret.clipEventPress = readUB(1) == 1;
ret.clipEventInitialize = readUB(1) == 1;
ret.clipEventData = readUB(1) == 1;
if (version >= 6) {
readUB(5);
ret.clipEventConstruct = readUB(1) == 1;
ret.clipEventKeyPress = readUB(1) == 1;
ret.clipEventDragOut = readUB(1) == 1;
readUB(8);
}
return ret;
}
/**
* Reads one CLIPACTIONRECORD value from the stream
*
* @return CLIPACTIONRECORD value
* @throws IOException
*/
public CLIPACTIONRECORD readCLIPACTIONRECORD() throws IOException {
CLIPACTIONRECORD ret = new CLIPACTIONRECORD();
ret.eventFlags = readCLIPEVENTFLAGS();
if (ret.eventFlags.isClear()) {
return null;
}
long actionRecordSize = readUI32();
if (ret.eventFlags.clipEventKeyPress) {
ret.keyCode = readUI8();
actionRecordSize--;
}
ret.actionBytes = readBytes(actionRecordSize);
//ret.actions = (new SWFInputStream(new ByteArrayInputStream(readBytes(actionRecordSize)), version)).readActionList();
return ret;
}
/**
* Reads one CLIPACTIONS value from the stream
*
* @return CLIPACTIONS value
* @throws IOException
*/
public CLIPACTIONS readCLIPACTIONS() throws IOException {
CLIPACTIONS ret = new CLIPACTIONS();
readUI16();//reserved
ret.allEventFlags = readCLIPEVENTFLAGS();
CLIPACTIONRECORD cr;
ret.clipActionRecords = new ArrayList<CLIPACTIONRECORD>();
while ((cr = readCLIPACTIONRECORD()) != null) {
ret.clipActionRecords.add(cr);
}
return ret;
}
/**
* Reads one COLORMATRIXFILTER value from the stream
*
* @return COLORMATRIXFILTER value
* @throws IOException
*/
public COLORMATRIXFILTER readCOLORMATRIXFILTER() throws IOException {
COLORMATRIXFILTER ret = new COLORMATRIXFILTER();
ret.matrix = new float[20];
for (int i = 0; i < 20; i++) {
ret.matrix[i] = readFLOAT();
}
return ret;
}
/**
* Reads one RGBA value from the stream
*
* @return RGBA value
* @throws IOException
*/
public RGBA readRGBA() throws IOException {
RGBA ret = new RGBA();
ret.red = readUI8();
ret.green = readUI8();
ret.blue = readUI8();
ret.alpha = readUI8();
return ret;
}
/**
* Reads one CONVOLUTIONFILTER value from the stream
*
* @return CONVOLUTIONFILTER value
* @throws IOException
*/
public CONVOLUTIONFILTER readCONVOLUTIONFILTER() throws IOException {
CONVOLUTIONFILTER ret = new CONVOLUTIONFILTER();
ret.matrixX = readUI8();
ret.matrixY = readUI8();
ret.divisor = readFLOAT();
ret.bias = readFLOAT();
ret.matrix = new float[ret.matrixX][ret.matrixY];
for (int x = 0; x < ret.matrixX; x++) {
for (int y = 0; y < ret.matrixY; y++) {
ret.matrix[x][y] = readFLOAT();
}
}
ret.defaultColor = readRGBA();
readUB(6);//reserved
ret.clamp = readUB(1) == 1;
ret.preserveAlpha = readUB(1) == 1;
return ret;
}
/**
* Reads one BLURFILTER value from the stream
*
* @return BLURFILTER value
* @throws IOException
*/
public BLURFILTER readBLURFILTER() throws IOException {
BLURFILTER ret = new BLURFILTER();
ret.blurX = readFIXED();
ret.blurY = readFIXED();
ret.passes = (int) readUB(5);
readUB(3); //reserved
return ret;
}
/**
* Reads one DROPSHADOWFILTER value from the stream
*
* @return DROPSHADOWFILTER value
* @throws IOException
*/
public DROPSHADOWFILTER readDROPSHADOWFILTER() throws IOException {
DROPSHADOWFILTER ret = new DROPSHADOWFILTER();
ret.dropShadowColor = readRGBA();
ret.blurX = readFIXED();
ret.blurY = readFIXED();
ret.angle = readFIXED();
ret.distance = readFIXED();
ret.strength = readFIXED8();
ret.innerShadow = readUB(1) == 1;
ret.knockout = readUB(1) == 1;
ret.compositeSource = readUB(1) == 1;
ret.passes = (int) readUB(5);
return ret;
}
/**
* Reads one GLOWFILTER value from the stream
*
* @return GLOWFILTER value
* @throws IOException
*/
public GLOWFILTER readGLOWFILTER() throws IOException {
GLOWFILTER ret = new GLOWFILTER();
ret.glowColor = readRGBA();
ret.blurX = readFIXED();
ret.blurY = readFIXED();
ret.strength = readFIXED8();
ret.innerGlow = readUB(1) == 1;
ret.knockout = readUB(1) == 1;
ret.compositeSource = readUB(1) == 1;
ret.passes = (int) readUB(5);
return ret;
}
/**
* Reads one BEVELFILTER value from the stream
*
* @return BEVELFILTER value
* @throws IOException
*/
public BEVELFILTER readBEVELFILTER() throws IOException {
BEVELFILTER ret = new BEVELFILTER();
ret.shadowColor = readRGBA();
ret.highlightColor = readRGBA();
ret.blurX = readFIXED();
ret.blurY = readFIXED();
ret.angle = readFIXED();
ret.distance = readFIXED();
ret.strength = readFIXED8();
ret.innerShadow = readUB(1) == 1;
ret.knockout = readUB(1) == 1;
ret.compositeSource = readUB(1) == 1;
ret.onTop = readUB(1) == 1;
ret.passes = (int) readUB(4);
return ret;
}
/**
* Reads one GRADIENTGLOWFILTER value from the stream
*
* @return GRADIENTGLOWFILTER value
* @throws IOException
*/
public GRADIENTGLOWFILTER readGRADIENTGLOWFILTER() throws IOException {
GRADIENTGLOWFILTER ret = new GRADIENTGLOWFILTER();
int numColors = readUI8();
ret.gradientColors = new RGBA[numColors];
ret.gradientRatio = new int[numColors];
for (int i = 0; i < numColors; i++) {
ret.gradientColors[i] = readRGBA();
}
for (int i = 0; i < numColors; i++) {
ret.gradientRatio[i] = readUI8();
}
ret.blurX = readFIXED();
ret.blurY = readFIXED();
ret.angle = readFIXED();
ret.distance = readFIXED();
ret.strength = readFIXED8();
ret.innerShadow = readUB(1) == 1;
ret.knockout = readUB(1) == 1;
ret.compositeSource = readUB(1) == 1;
ret.onTop = readUB(1) == 1;
ret.passes = (int) readUB(4);
return ret;
}
/**
* Reads one GRADIENTBEVELFILTER value from the stream
*
* @return GRADIENTBEVELFILTER value
* @throws IOException
*/
public GRADIENTBEVELFILTER readGRADIENTBEVELFILTER() throws IOException {
GRADIENTBEVELFILTER ret = new GRADIENTBEVELFILTER();
int numColors = readUI8();
ret.gradientColors = new RGBA[numColors];
ret.gradientRatio = new int[numColors];
for (int i = 0; i < numColors; i++) {
ret.gradientColors[i] = readRGBA();
}
for (int i = 0; i < numColors; i++) {
ret.gradientRatio[i] = readUI8();
}
ret.blurX = readFIXED();
ret.blurY = readFIXED();
ret.angle = readFIXED();
ret.distance = readFIXED();
ret.strength = readFIXED8();
ret.innerShadow = readUB(1) == 1;
ret.knockout = readUB(1) == 1;
ret.compositeSource = readUB(1) == 1;
ret.onTop = readUB(1) == 1;
ret.passes = (int) readUB(4);
return ret;
}
/**
* Reads list of FILTER values from the stream
*
* @return List of FILTER values
* @throws IOException
*/
public List<FILTER> readFILTERLIST() throws IOException {
List<FILTER> ret = new ArrayList<FILTER>();
int numberOfFilters = readUI8();
for (int i = 0; i < numberOfFilters; i++) {
ret.add(readFILTER());
}
return ret;
}
/**
* Reads one FILTER value from the stream
*
* @return FILTER value
* @throws IOException
*/
public FILTER readFILTER() throws IOException {
int filterId = readUI8();
switch (filterId) {
case 0:
return readDROPSHADOWFILTER();
case 1:
return readBLURFILTER();
case 2:
return readGLOWFILTER();
case 3:
return readBEVELFILTER();
case 4:
return readGRADIENTGLOWFILTER();
case 5:
return readCONVOLUTIONFILTER();
case 6:
return readCOLORMATRIXFILTER();
case 7:
return readGRADIENTBEVELFILTER();
default:
return null;
}
}
/**
* Reads list of BUTTONRECORD values from the stream
*
* @param inDefineButton2 Whether read from inside of DefineButton2Tag or not
* @return List of BUTTONRECORD values
* @throws IOException
*/
public List<BUTTONRECORD> readBUTTONRECORDList(boolean inDefineButton2) throws IOException {
List<BUTTONRECORD> ret = new ArrayList<BUTTONRECORD>();
BUTTONRECORD br;
while ((br = readBUTTONRECORD(inDefineButton2)) != null) {
ret.add(br);
}
return ret;
}
/**
* Reads one BUTTONRECORD value from the stream
*
* @return BUTTONRECORD value
* @throws IOException
*/
public BUTTONRECORD readBUTTONRECORD(boolean inDefineButton2) throws IOException {
BUTTONRECORD ret = new BUTTONRECORD();
int res = (int) readUB(2); //reserved
ret.buttonHasBlendMode = readUB(1) == 1;
ret.buttonHasFilterList = readUB(1) == 1;
ret.buttonStateHitTest = readUB(1) == 1;
ret.buttonStateDown = readUB(1) == 1;
ret.buttonStateOver = readUB(1) == 1;
ret.buttonStateUp = readUB(1) == 1;
if (!ret.buttonHasBlendMode) {
if (!ret.buttonHasFilterList) {
if (!ret.buttonStateHitTest) {
if (!ret.buttonStateDown) {
if (!ret.buttonStateOver) {
if (!ret.buttonStateUp) {
if (res == 0) {
return null;
}
}
}
}
}
}
}
ret.characterId = readUI16();
ret.placeDepth = readUI16();
ret.placeMatrix = readMatrix();
if (inDefineButton2) {
ret.colorTransform = readCXFORMWITHALPHA();
if (ret.buttonHasFilterList) {
ret.filterList = readFILTERLIST();
}
if (ret.buttonHasBlendMode) {
ret.blendMode = readUI8();
}
}
return ret;
}
/**
* Reads list of BUTTONCONDACTION values from the stream
*
* @return List of BUTTONCONDACTION values
* @throws IOException
*/
public List<BUTTONCONDACTION> readBUTTONCONDACTIONList() throws IOException {
List<BUTTONCONDACTION> ret = new ArrayList<BUTTONCONDACTION>();
BUTTONCONDACTION bc;
while (!(bc = readBUTTONCONDACTION()).isLast) {
ret.add(bc);
}
ret.add(bc);
return ret;
}
/**
* Reads one BUTTONCONDACTION value from the stream
*
* @return BUTTONCONDACTION value
* @throws IOException
*/
public BUTTONCONDACTION readBUTTONCONDACTION() throws IOException {
BUTTONCONDACTION ret = new BUTTONCONDACTION();
int condActionSize = readUI16();
ret.isLast = condActionSize <= 0;
ret.condIdleToOverDown = readUB(1) == 1;
ret.condOutDownToIdle = readUB(1) == 1;
ret.condOutDownToOverDown = readUB(1) == 1;
ret.condOverDownToOutDown = readUB(1) == 1;
ret.condOverDownToOverUp = readUB(1) == 1;
ret.condOverUpToOverDown = readUB(1) == 1;
ret.condOverUpToIddle = readUB(1) == 1;
ret.condIdleToOverUp = readUB(1) == 1;
ret.condKeyPress = (int) readUB(7);
ret.condOverDownToIddle = readUB(1) == 1;
if (condActionSize <= 0) {
ret.actionBytes = readBytes(available());
} else {
ret.actionBytes = readBytes(condActionSize - 4);
}
//ret.actions = readActionList();
return ret;
}
@Override
public int available() throws IOException {
return is.available();
}
}