internal SoundStreamHeadTag(SwfReader r)
: base(TagType.SoundStreamHead2)
{
SoundId = soundIdCounter++;
r.GetBits(4); // reserved
PlaybackSoundRate = rates[r.GetBits(2)];
PlaybackSoundSize = r.GetBit() ? 16u : 0u;
IsStereo = r.GetBit();
StreamSoundCompression = (SoundCompressionType)r.GetBits(4); // Mp3 == 2
StreamSoundRate = rates[r.GetBits(2)];
StreamSoundSize = r.GetBit() ? 16u : 8u;
StreamIsStereo = r.GetBit();
r.Align();
StreamSoundSampleCount = r.GetUI16();
if (StreamSoundCompression == SoundCompressionType.MP3)
{
LatencySeek = r.GetUI16();
}
}
internal LineStyle2(SwfReader r, ShapeType shapeType)
{
this.Width = r.GetUI16();
this.StartCapStyle = (CapStyle)r.GetBits(2);
this.JoinStyle = (JoinStyle)r.GetBits(2);
this.HasFillFlag = r.GetBit();
this.NoHScaleFlag = r.GetBit();
this.NoVScaleFlag = r.GetBit();
this.PixelHintingFlag = r.GetBit();
r.GetBits(5); // skip
this.NoClose = r.GetBit();
this.EndCapStyle = (CapStyle)r.GetBits(2);
if (this.JoinStyle == JoinStyle.MiterJoin)
{
this.MiterLimitFactor = (float)((r.GetByte() / 0x100) + r.GetByte());
}
if (this.HasFillFlag)
{
this.FillStyle = FillStyleArray.ParseFillStyle2(r, shapeType);
}
else
{
this.Color = new RGBA(r.GetByte(), r.GetByte(), r.GetByte(), r.GetByte());
}
}
internal DefineSoundTag(SwfReader r, uint tagLen)
: base(TagType.DefineSound)
{
SoundId = r.GetUI16();
SoundFormat = (SoundCompressionType)r.GetBits(4);
uint sr = r.GetBits(2);
switch (sr)
{
case 0:
SoundRate = 5512; // ?
break;
case 1:
SoundRate = 11025;
break;
case 2:
SoundRate = 22050;
break;
case 3:
SoundRate = 44100;
break;
}
SoundSize = r.GetBit() ? 16U : 8U;
IsStereo = r.GetBit();
r.Align();
SoundSampleCount = r.GetUI32();
// todo: this needs to decompress if mp3 etc
SoundData = r.GetBytes(tagLen - 7);
}
internal FilterBlur(SwfReader r)
{
BlurX = r.GetFixed16_16();
BlurY = r.GetFixed16_16();
Passes = r.GetBits(5);
r.GetBits(3); // reserved
r.Align();
}
// only used for glyphs
internal Shape(SwfReader r)
{
r.Align();
fillBits = r.GetBits(4); // always one
lineBits = r.GetBits(4); // always zero
ParseShapeRecords(r);
}
internal GetURL2(SwfReader r)
{
SendVarsMethod = (SendVarsMethod)r.GetBits(2);
r.GetBits(4); // reserved
TargetIsSprite = r.GetBit();
LoadVariables = r.GetBit();
r.Align();
}
internal CSMTextSettingsTag(SwfReader r)
: base(TagType.CSMTextSettings)
{
TextId = r.GetUI16();
UseFlashType = r.GetBits(2);
GridFit = r.GetBits(3);
r.GetBits(3); // reserved
r.Align();
Thickness = r.GetFixedNBits(32);
Sharpness = r.GetFixedNBits(32);
r.GetByte(); // reserved
}
internal Gradient(SwfReader r, FillType fillType, bool useAlpha)
{
Records = new List <GradientRecord>();
this.fillType = fillType;
GradientMatrix = new Matrix(r);
SpreadMode = (SpreadMode)r.GetBits(2);
InterpolationMode = (InterpolationMode)(r.GetBits(2) & 1);
uint numGradients = r.GetBits(4);
for (int i = 0; i < numGradients; i++)
{
Records.Add(new GradientRecord(r, useAlpha));
}
}
internal StraightEdgeRecord(SwfReader r)
{
this.DeltaX = 0;
this.DeltaY = 0;
uint nbits = r.GetBits(4) + 2;
bool isGeneralLine = r.GetBit(); // not vertical or horizontal
if (isGeneralLine)
{
DeltaX = r.GetSignedNBits(nbits);
DeltaY = r.GetSignedNBits(nbits);
}
else
{
bool isHorz = r.GetBit();
if (isHorz)
{
DeltaY = r.GetSignedNBits(nbits);
}
else
{
DeltaX = r.GetSignedNBits(nbits);
}
}
}
internal FilterGradientBevel(SwfReader r)
{
NumColors = (uint)r.GetByte();
GradientColors = new RGBA[NumColors];
for (int i = 0; i < NumColors; i++)
{
GradientColors[i] = new RGBA(r.GetByte(), r.GetByte(), r.GetByte(), r.GetByte());
}
GradientRatio = new uint[NumColors];
for (int i = 0; i < NumColors; i++)
{
GradientRatio[i] = (uint)r.GetByte();
}
BlurX = r.GetFixed16_16();
BlurY = r.GetFixed16_16();
Angle = r.GetFixed16_16();
Distance = r.GetFixed16_16();
Strength = r.GetFixed8_8();
InnerShadow = r.GetBit();
Knockout = r.GetBit();
CompositeSource = r.GetBit();
OnTop = r.GetBit();
Passes = r.GetBits(4);
r.Align();
}
private void ParseShapeRecords(SwfReader r)
{
bool hasMoreRecords = true;
while (hasMoreRecords)
{
bool typeFlag = r.GetBit();
if (typeFlag == false) // non edge record
{
uint followFlags = r.GetBits(5);
if (followFlags == 0)
{
ShapeRecords.Add(new EndShapeRecord());
hasMoreRecords = false;
}
else
{
ShapeRecords.Add(new StyleChangedRecord(r, followFlags, ref fillBits, ref lineBits, shapeType));
}
}
else // edge record
{
bool isStraight = r.GetBit();
if (isStraight)
{
ShapeRecords.Add(new StraightEdgeRecord(r));
}
else
{
ShapeRecords.Add(new CurvedEdgeRecord(r));
}
}
}
}
internal ShapeWithStyle(SwfReader r, ShapeType shapeType)
{
this.shapeType = shapeType;
// parse fill defs
FillStyles = new FillStyleArray(r, shapeType);
// parse line defs
LineStyles = new LineStyleArray(r, shapeType);
r.Align();
fillBits = r.GetBits(4);
lineBits = r.GetBits(4);
r.Align();
ParseShapeRecords(r);
}
internal CurvedEdgeRecord(SwfReader r)
{
uint nbits = r.GetBits(4) + 2;
this.ControlX = r.GetSignedNBits(nbits);
this.ControlY = r.GetSignedNBits(nbits);
this.AnchorX = r.GetSignedNBits(nbits);
this.AnchorY = r.GetSignedNBits(nbits);
}
internal DefineFunction2(SwfReader r, ConstantPool cp)
{
this.cp = cp;
FunctionName = r.GetString();
uint paramCount = r.GetUI16();
RegisterCount = (uint)r.GetByte();
Preloads = PreloadFlags.Empty;
if (r.GetBit())
{
Preloads |= PreloadFlags.Parent;
}
if (r.GetBit())
{
Preloads |= PreloadFlags.Root;
}
SuppressSuperFlag = r.GetBit();
if (r.GetBit())
{
Preloads |= PreloadFlags.Super;
}
SuppressArgumentsFlag = r.GetBit();
if (r.GetBit())
{
Preloads |= PreloadFlags.Arguments;
}
SuppressThisFlag = r.GetBit();
if (r.GetBit())
{
Preloads |= PreloadFlags.This;
}
r.GetBits(7); // reserved
if (r.GetBit())
{
Preloads |= PreloadFlags.Global;
}
for (int i = 0; i < paramCount; i++)
{
uint reg = r.GetByte();
string name = r.GetString();
Parameters.Add(reg, name);
}
ActionContainer.CodeSize = r.GetUI16();
}
internal Rect(SwfReader r)
{
r.Align();
byte minBits = (byte)r.GetBits(5);
XMin = r.GetSignedNBits(minBits);
XMax = r.GetSignedNBits(minBits);
YMin = r.GetSignedNBits(minBits);
YMax = r.GetSignedNBits(minBits);
r.Align();
}
internal ClipActionRecord(SwfReader r, bool isSwf6Plus)
{
uint highClip = r.GetBits(16) << 16;
uint lowClip = 0;
bool isEndRecord = false;
if (highClip == 0)
{
if (isSwf6Plus)
{
lowClip = r.GetBits(16);
if (lowClip == 0)
{
ClipEvents = (ClipEvents)0;
ActionRecordSize = 4;
isEndRecord = true;
}
}
else
{
ClipEvents = (ClipEvents)0;
ActionRecordSize = 2;
isEndRecord = true;
}
}
else
{
lowClip = r.GetBits(16);
}
if (!isEndRecord)
{
ClipEvents = (ClipEvents)(lowClip | highClip);
ActionRecordSize = r.GetUI32();
if ((ClipEvents & ClipEvents.KeyPress) > 0)
{
KeyCode = r.GetByte();
}
ActionRecords = new ActionRecords(r, ActionRecordSize); // always is init tag?
}
}
internal Matrix(SwfReader r)
{
float sx = 1.0F;
float sy = 1.0F;
float r0 = 0.0F;
float r1 = 0.0F;
float tx = 0.0F;
float ty = 0.0F;
r.Align();
bool hasScale = r.GetBit();
if (hasScale)
{
uint scaleBits = r.GetBits(5);
sx = r.GetFixedNBits(scaleBits);
sy = r.GetFixedNBits(scaleBits);
}
bool hasRotate = r.GetBit();
if (hasRotate)
{
uint nRotateBits = r.GetBits(5);
r0 = r.GetFixedNBits(nRotateBits);
r1 = r.GetFixedNBits(nRotateBits);
}
// always has translation
uint nTranslateBits = r.GetBits(5);
tx = r.GetSignedNBits(nTranslateBits);
ty = r.GetSignedNBits(nTranslateBits);
r.Align();
this.ScaleX = sx;
this.Rotate0 = r0;
this.Rotate1 = r1;
this.ScaleY = sy;
this.TranslateX = tx;
this.TranslateY = ty;
}
internal FilterGlow(SwfReader r)
{
GlowColor = new RGBA(r.GetByte(), r.GetByte(), r.GetByte(), r.GetByte());
BlurX = r.GetFixed16_16();
BlurY = r.GetFixed16_16();
Strength = r.GetFixed8_8();
InnerGlow = r.GetBit();
Knockout = r.GetBit();
CompositeSource = r.GetBit();
Passes = r.GetBits(5);
r.Align();
}
internal GotoFrame2(SwfReader r)
{
r.GetBits(6); // reserved
SceneBiasFlag = r.GetBit();
PlayFlag = r.GetBit();
r.Align();
if (SceneBiasFlag)
{
SceneBias = r.GetUI16();
}
else
{
SceneBias = 0;
}
}
internal FilterDropShadow(SwfReader r)
{
DropShadowColor = new RGBA(r.GetByte(), r.GetByte(), r.GetByte(), r.GetByte());
BlurX = r.GetFixed16_16();
BlurY = r.GetFixed16_16();
Angle = r.GetFixed16_16();
Distance = r.GetFixed16_16();
Strength = r.GetFixed8_8();
InnerShadow = r.GetBit();
Knockout = r.GetBit();
CompositeSource = r.GetBit();
Passes = (uint)r.GetBits(5);
r.Align();
}
internal ClipActions(SwfReader r, bool isSwf6Plus)
{
r.GetUI16(); // reserved
ClipEvents = (ClipEvents)r.GetBits(32);
ClipActionRecords = new List <ClipActionRecord>();
bool hasMoreRecords = true;
while (hasMoreRecords)
{
ClipActionRecord car = new ClipActionRecord(r, isSwf6Plus);
ClipActionRecords.Add(car);
if ((uint)car.ClipEvents == 0)
{
hasMoreRecords = false;
}
}
}
internal FilterBevel(SwfReader r)
{
ShadowColor = new RGBA(r.GetByte(), r.GetByte(), r.GetByte(), r.GetByte());
HighlightColor = new RGBA(r.GetByte(), r.GetByte(), r.GetByte(), r.GetByte());
BlurX = r.GetFixed16_16();
BlurY = r.GetFixed16_16();
Angle = r.GetFixed16_16();
Distance = r.GetFixed16_16();
Strength = r.GetFixed8_8();
InnerShadow = r.GetBit();
Knockout = r.GetBit();
CompositeSource = r.GetBit();
OnTop = r.GetBit();
Passes = r.GetBits(4);
r.Align();
}
internal ButtonCondAction(SwfReader r)
{
CondActionSize = r.GetUI16();
CondIdleToOverDown = r.GetBit();
CondOutDownToIdle = r.GetBit();
CondOutDownToOverDown = r.GetBit();
CondOverDownToOutDown = r.GetBit();
CondOverDownToOverUp = r.GetBit();
CondOverUpToOverDown = r.GetBit();
CondOverUpToIdle = r.GetBit();
CondIdleToOverUp = r.GetBit();
CondKeyPress = r.GetBits(7);
CondOverDownToIdle = r.GetBit();
uint start = r.Position;
ActionRecords = new ActionRecords(r, int.MaxValue);
ActionRecords.CodeSize = r.Position - start;
}
internal DefineFontAlignZonesTag(SwfReader r, Dictionary <uint, DefineFont2_3> fonts)
: base(TagType.DefineFontAlignZones)
{
Fonts = fonts;
FontId = r.GetUI16();
CSMTableHint = r.GetBits(2);
r.SkipBits(6);
r.Align();
DefineFont2_3 font = Fonts[FontId];
uint glyphCount = font.NumGlyphs;
ZoneTable = new ZoneRecord[glyphCount];
for (int i = 0; i < glyphCount; i++)
{
ZoneTable[i] = new ZoneRecord(r);
}
}
internal SoundInfo(SwfReader r)
{
r.GetBits(2); // reserved
IsSyncStop = r.GetBit();
IsSyncNoMultiple = r.GetBit();
HasEnvelope = r.GetBit();
HasLoops = r.GetBit();
HasOutPoint = r.GetBit();
r.Align();
if (HasInPoint)
{
InPoint = r.GetUI32();
}
if (HasOutPoint)
{
OutPoint = r.GetUI32();
}
if (HasLoops)
{
LoopCount = r.GetUI16();
}
if (HasEnvelope)
{
uint count = (uint)r.GetByte();
uint pos;
uint left;
uint right;
EnvelopeRecords = new SoundEnvelope[count];
for (int i = 0; i < count; i++)
{
pos = r.GetUI32();
left = r.GetUI16();
right = r.GetUI16();
EnvelopeRecords[i] = new SoundEnvelope(pos, left, right);
}
}
}
internal FilterConvolution(SwfReader r)
{
MatrixX = (uint)r.GetByte();
MatrixY = (uint)r.GetByte();
Divisor = r.GetFloat32();
Bias = r.GetFloat32();
uint mxCount = MatrixX * MatrixY;
Matrix = new float[mxCount];
for (int i = 0; i < mxCount; i++)
{
Matrix[i] = r.GetFloat32();
}
DefaultColor = new RGBA(r.GetByte(), r.GetByte(), r.GetByte(), r.GetByte());
r.GetBits(6);
Clamp = r.GetBit();
PreserveAlpha = r.GetBit();
r.Align();
}
internal ColorTransform(SwfReader r, bool useAlpha)
{
this.HasAddTerms = r.GetBit();
this.HasMultTerms = r.GetBit();
uint nbits = r.GetBits(4);
if (HasMultTerms)
{
RMultTerm = r.GetSignedNBits(nbits);
GMultTerm = r.GetSignedNBits(nbits);
BMultTerm = r.GetSignedNBits(nbits);
AMultTerm = (useAlpha) ? r.GetSignedNBits(nbits) : 0xFF;
}
else
{
RMultTerm = 0;
GMultTerm = 0;
BMultTerm = 0;
AMultTerm = 0;
}
if (HasAddTerms)
{
RAddTerm = r.GetSignedNBits(nbits);
GAddTerm = r.GetSignedNBits(nbits);
BAddTerm = r.GetSignedNBits(nbits);
AAddTerm = (useAlpha) ? r.GetSignedNBits(nbits) : 0xFF;
}
else
{
RAddTerm = 0;
GAddTerm = 0;
BAddTerm = 0;
AAddTerm = 0;
}
r.Align();
}
internal DefineButton2(SwfReader r)
: base(TagType.DefineButton2)
{
ButtonId = r.GetUI16();
r.GetBits(7);
TrackAsMenu = r.GetBit();
ActionOffset = r.GetUI16();
while (r.PeekByte() != 0)
{
Characters.Add(new ButtonRecord(r, TagType.DefineButton2));
}
r.GetByte();// 0, end ButtonRecords
if (ActionOffset > 0)
{
ButtonCondAction bca;
do
{
bca = new ButtonCondAction(r);
ButtonCondActions.Add(bca);
}while (bca.CondActionSize > 0);
}
}
internal ButtonRecord(SwfReader r, uint containerTag)
{
this.containerTag = containerTag;
r.GetBits(2);
ButtonHasBlendMode = r.GetBit();
ButtonHasFilterList = r.GetBit();
ButtonStateHitTest = r.GetBit();
ButtonStateDown = r.GetBit();
ButtonStateOver = r.GetBit();
ButtonStateUp = r.GetBit();
CharacterID = r.GetUI16();
PlaceDepth = r.GetUI16();
PlaceMatrix = new Matrix(r);
if (containerTag == TagType.DefineButton2)
{
ColorTransform = new ColorTransform(r, true);
if (ButtonHasFilterList)
{
// some dup code from placeObject3 : (
uint filterCount = (uint)r.GetByte();
FilterList = new List <IFilter>();
for (int i = 0; i < filterCount; i++)
{
FilterKind kind = (FilterKind)r.GetByte();
switch (kind)
{
case FilterKind.Bevel:
FilterList.Add(new FilterBevel(r));
break;
case FilterKind.Blur:
FilterList.Add(new FilterBlur(r));
break;
case FilterKind.ColorMatrix:
FilterList.Add(new FilterColorMatrix(r));
break;
case FilterKind.Convolution:
FilterList.Add(new FilterConvolution(r));
break;
case FilterKind.DropShadow:
FilterList.Add(new FilterDropShadow(r));
break;
case FilterKind.Glow:
FilterList.Add(new FilterGlow(r));
break;
case FilterKind.GradientBevel:
FilterList.Add(new FilterGradientBevel(r));
break;
case FilterKind.GradientGlow:
FilterList.Add(new FilterGradientGlow(r));
break;
default:
// unsupported filter
break;
}
}
}
if (ButtonHasBlendMode)
{
BlendMode = (BlendMode)r.GetByte();
}
}
}
internal StyleChangedRecord(SwfReader r, uint flags, ref uint fillBits, ref uint lineBits, ShapeType shapeType)
{
MoveDeltaX = 0;
MoveDeltaY = 0;
FillStyle1 = 0;
FillStyle0 = 0;
LineStyle = 0;
HasNewStyles = (flags & 0x10) != 0;
HasLineStyle = (flags & 0x08) != 0;
HasFillStyle1 = (flags & 0x04) != 0;
HasFillStyle0 = (flags & 0x02) != 0;
HasMove = (flags & 0x01) != 0;
if (shapeType == ShapeType.Glyph) // glyphs really should be a different style changed record imo : )
{
if (HasMove)
{
uint moveBits = r.GetBits(5);
this.MoveDeltaX = r.GetSignedNBits(moveBits);
this.MoveDeltaY = r.GetSignedNBits(moveBits);
}
if (HasFillStyle0)
{
this.FillStyle0 = r.GetBits(fillBits);
}
}
else
{
if (HasMove)
{
uint moveBits = r.GetBits(5);
this.MoveDeltaX = r.GetSignedNBits(moveBits);
this.MoveDeltaY = r.GetSignedNBits(moveBits);
}
if (HasFillStyle0)
{
this.FillStyle0 = r.GetBits(fillBits);
}
if (HasFillStyle1)
{
this.FillStyle1 = r.GetBits(fillBits);
}
if (HasLineStyle)
{
this.LineStyle = r.GetBits(lineBits);
}
//r.Align();
if (HasNewStyles)
{
FillStyles = new FillStyleArray(r, shapeType);
LineStyles = new LineStyleArray(r, shapeType);
fillBits = r.GetBits(4);
lineBits = r.GetBits(4);
}
else
{
FillStyles = new FillStyleArray();
LineStyles = new LineStyleArray();
HasNewStyles = false;
}
}
}
