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 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 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 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();
}
// 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 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 GetURL2(SwfReader r)
{
SendVarsMethod = (SendVarsMethod)r.GetBits(2);
r.GetBits(4); // reserved
TargetIsSprite = r.GetBit();
LoadVariables = r.GetBit();
r.Align();
}
internal FilterBlur(SwfReader r)
{
BlurX = r.GetFixed16_16();
BlurY = r.GetFixed16_16();
Passes = r.GetBits(5);
r.GetBits(3); // reserved
r.Align();
}
internal DefineShapeTag(SwfReader r)
: base(TagType.DefineShape)
{
this.CharacterId = r.GetUI16();
this.ShapeBounds = new Rect(r);
this.Shapes = new ShapeWithStyle(r, ShapeType.DefineShape1);
r.Align();
}
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 DefineShape4Tag(SwfReader r)
: base(TagType.DefineShape4)
{
this.CharacterId = r.GetUI16();
this.ShapeBounds = new Rect(r);
this.EdgeBounds = new Rect(r);
r.SkipBits(6);
this.UsesNonScalingStrokes = r.GetBit();
this.UsesScalingStrokes = r.GetBit();
this.Shapes = new ShapeWithStyle(r, ShapeType.DefineShape4);
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 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 DefineShapeTag(SwfReader r, uint tagType)
: base(tagType)
{
this.CharacterId = r.GetUI16();
this.ShapeBounds = new Rect(r);
if (tagType == TagType.DefineShape)
{
this.Shapes = new ShapeWithStyle(r, ShapeType.DefineShape1);
}
else if (tagType == TagType.DefineShape2)
{
this.Shapes = new ShapeWithStyle(r, ShapeType.DefineShape2);
}
else if (tagType == TagType.DefineShape3)
{
this.Shapes = new ShapeWithStyle(r, ShapeType.DefineShape3);
}
r.Align();
}
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 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 DefineFont2_3(SwfReader r, bool isHighRes)
: base(TagType.DefineFont2)
{
this.IsHighRes = isHighRes; // true;
if (isHighRes)
{
this.tagType = TagType.DefineFont3;
}
this.FontId = r.GetUI16();
this.FontFlagsHasLayout = r.GetBit();
this.FontFlagsShiftJIS = r.GetBit();
this.FontFlagsSmallText = r.GetBit();
this.FontFlagsANSI = r.GetBit();
this.FontFlagsWideOffsets = r.GetBit();
this.FontFlagsWideCodes = r.GetBit();
this.FontFlagsItalic = r.GetBit();
this.FontFlagsBold = r.GetBit();
r.Align();
this.LanguageCode = (uint)r.GetByte();
uint fontNameLen = (uint)r.GetByte();
this.FontName = r.GetString(fontNameLen);
this.NumGlyphs = r.GetUI16();
this.OffsetTable = new uint[this.NumGlyphs];
for (int i = 0; i < this.NumGlyphs; i++)
{
this.OffsetTable[i] = this.FontFlagsWideOffsets ? r.GetUI32() : r.GetUI16();
}
this.CodeTableOffset = this.FontFlagsWideOffsets ? r.GetUI32() : r.GetUI16();
GlyphShapeTable = new List <Shape>();
for (int i = 0; i < this.NumGlyphs; i++)
{
Shape s = new Shape(r);
GlyphShapeTable.Add(s);
}
this.CodeTable = new uint[this.NumGlyphs];
for (int i = 0; i < this.NumGlyphs; i++)
{
this.CodeTable[i] = r.GetUI16();
}
if (this.FontFlagsHasLayout)
{
this.FontAscent = r.GetInt16();
this.FontDescent = r.GetInt16();
this.FontLeading = r.GetInt16();
this.FontAdvanceTable = new int[this.NumGlyphs];
for (int i = 0; i < this.NumGlyphs; i++)
{
this.FontAdvanceTable[i] = r.GetInt16();
}
this.FontBoundsTable = new Rect[this.NumGlyphs];
for (int i = 0; i < this.NumGlyphs; i++)
{
this.FontBoundsTable[i] = new Rect(r);
}
this.KerningCount = r.GetUI16();
this.FontKerningTable = new KerningRecord[this.KerningCount];
if (this.FontFlagsWideCodes)
{
for (int i = 0; i < this.KerningCount; i++)
{
this.FontKerningTable[i] = new KerningRecord(r.GetUI16(), r.GetUI16(), r.GetInt16());
}
}
else
{
for (int i = 0; i < this.KerningCount; i++)
{
this.FontKerningTable[i] = new KerningRecord((uint)r.GetByte(), (uint)r.GetByte(), r.GetInt16());
}
}
}
}
