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 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 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 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 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 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;
}
}
}