private void WriteFileAttributesTag()
{
WriteBuffer tagWriter = this.OpenTag(Tag.FileAttributes);
/* ISSUE 27: Some of these flags are for SWF v10 - check the flash 9 spec for defaults instead. */
/* No data written yet, so data will be aligned. */
tagWriter.WriteBit(false); /* Reserved, must be 0 */
tagWriter.WriteBit(true); /* UseDirectBlit, TODO: We set this to '1' but I dunno what the IDE does. */
tagWriter.WriteBit(true); /* UseGPU, TODO: We set this to '1' but I dunno what the IDE does. */
tagWriter.WriteBit(this.options.RDFMetadata != null);
tagWriter.WriteBit(true); /* AS3, because we don't like AS2. Boo. */
tagWriter.WriteUBits(0, 2); /* Reserved, must be 0 */
tagWriter.WriteBit(false); /* UseNetwork. TODO: Check what the IDE sets for this. */
tagWriter.WriteUBits(0, 24); /* Reserved, must be 0 */
this.CloseTag();
if (this.options.RDFMetadata != null)
{
this.OpenTag(Tag.Metadata)
.WriteString(this.options.RDFMetadata);
this.CloseTag();
}
}
private void WriteFont(SWFFont font, int fid)
{
WriteBuffer fontTag = this.OpenTag(Tag.DefineFont3, font.Name + "; id=" + fid);
char[] codes = font.CodePoints;
/* Tag.DefineFont3 */
{
fontTag.WriteUI16((uint)fid);
fontTag.WriteBit(font.HasLayout);
fontTag.WriteBit(false); /* ISSUE 50: ShiftJIS support */
fontTag.WriteBit(font.IsSmall);
fontTag.WriteBit(false); /* ISSUE 51: ANSI support, though I think this might never be false. */
fontTag.WriteBit(true); /* ISSUE 52: We always write wide offsets. This is because we're too lazy to measure our table. */
fontTag.WriteBit(true); /* Spec says must be true. */
fontTag.WriteBit(font.IsItalic);
fontTag.WriteBit(font.IsBold);
fontTag.WriteUI8((uint)font.LanguageCode);
fontTag.WriteString(font.Name, true);
fontTag.WriteUI16((uint)font.GlyphCount);
byte[][] shapeData = new byte[font.GlyphCount][];
int totalShapeBytes = 0;
for (int i = 0; i < font.GlyphCount; i++)
{
Tag format;
shapeData[i] = ShapeWriter.ShapeToBytes(font.GetGlyphShape(codes[i]), out format);
if (format != Tag.DefineFont3)
{
throw new SWFModellerException(SWFModellerError.Internal, "Can't write non-font shapes as glyphs");
}
totalShapeBytes += shapeData[i].Length;
}
int startOffset = font.GlyphCount * 4 + 4; /* 4 bytes per offset (wide offsets) + 4 for the code table offset */
int nextOffset = startOffset;
foreach (byte[] shapeBytes in shapeData)
{
fontTag.WriteUI32((uint)nextOffset);
nextOffset += shapeBytes.Length;
}
fontTag.WriteUI32((uint)(startOffset + totalShapeBytes));
foreach (byte[] shapeBytes in shapeData)
{
fontTag.WriteBytes(shapeBytes);
}
foreach (char code in codes)
{
fontTag.WriteUI16((uint)code);
}
if (font.HasLayout)
{
fontTag.WriteSI16(font.Ascent.Value);
fontTag.WriteSI16(font.Descent.Value);
fontTag.WriteSI16(font.Leading.Value);
Rect[] bounds = new Rect[font.GlyphCount];
int boundsPos = 0;
foreach (char c in codes)
{
GlyphLayout gl = font.GetLayout(c);
fontTag.WriteSI16(gl.Advance);
bounds[boundsPos++] = gl.Bounds;
}
foreach (Rect bound in bounds)
{
fontTag.WriteRect(bound);
fontTag.Align8();
}
fontTag.WriteUI16((uint)font.KerningTable.Length);
foreach (KerningPair kern in font.KerningTable)
{
fontTag.WriteUI16(kern.LeftChar);
fontTag.WriteUI16(kern.RightChar);
fontTag.WriteSI16(kern.Adjustment);
}
}
}
this.CloseTag();
if (font.HasPixelAlignment)
{
WriteBuffer zonesTag = this.OpenTag(Tag.DefineFontAlignZones, font.Name + "; id=" + fid);
zonesTag.WriteUI16((uint)fid);
if (font.ThicknessHint == null)
{
throw new SWFModellerException(SWFModellerError.Internal, "Can't have pixel aligmnent without a font thickness hint.");
}
zonesTag.WriteUBits((uint)font.ThicknessHint, 2);
zonesTag.WriteUBits(0, 6); /* Reserved */
foreach (char c in codes)
{
PixelAlignment pa = font.GetPixelAligment(c);
if (pa.ZoneInfo.Length != 2)
{
throw new SWFModellerException(SWFModellerError.Internal, "Pixel aligment should always have 2 zones.");
}
zonesTag.WriteUI8((uint)pa.ZoneInfo.Length);
foreach (PixelAlignment.ZoneData zi in pa.ZoneInfo)
{
/* These int values are just unparsed 16-bit floats. */
zonesTag.WriteUI16((uint)zi.AlignmentCoord);
zonesTag.WriteUI16((uint)zi.Range);
}
zonesTag.WriteUBits(0, 6); /* Reserved */
zonesTag.WriteBit(pa.HasY);
zonesTag.WriteBit(pa.HasX);
}
this.CloseTag();
}
if (font.HasExtraNameInfo)
{
WriteBuffer nameTag = this.OpenTag(Tag.DefineFontName, font.FullName + "; id=" + fid);
nameTag.WriteUI16((uint)fid);
nameTag.WriteString(font.FullName);
nameTag.WriteString(font.Copyright);
this.CloseTag();
}
}
private void WriteStaticText(StaticText text)
{
int cid = characterMarshal.GetIDFor(text);
bool hasAlpha = text.HasAlpha;
WriteBuffer textTag = this.OpenTag(hasAlpha ? Tag.DefineText2 : Tag.DefineText, "; id=" + cid);
/* Tag.DefineText(2) */
{
textTag.WriteUI16((uint)cid);
textTag.WriteRect(text.Bounds);
textTag.Align8();
textTag.WriteMatrix(text.Position);
textTag.Align8();
/* ISSUE 49: We're lazy here. We max out the bits for text and advances coz we can't
* yet calculate them. Fix this attrocity. */
int glyphBits = 16;
int advanceBits = 16;
textTag.WriteUI8((uint)glyphBits);
textTag.WriteUI8((uint)advanceBits);
foreach (TextRecord tr in text.Records)
{
Dictionary <char, int> glyphIDX = null;
uint flags = 0x80;
if (tr.HasFont)
{
flags |= 0x08;
}
if (tr.HasColour)
{
flags |= 0x04;
}
if (tr.HasYOffset)
{
flags |= 0x02;
}
if (tr.HasXOffset)
{
flags |= 0x01;
}
textTag.WriteUI8(flags);
if (tr.HasFont)
{
textTag.WriteUI16((uint)this.characterMarshal.GetExistingIDFor(tr.Font));
}
if (tr.HasColour)
{
if (hasAlpha)
{
textTag.WriteRGBA(tr.Colour.ToArgb());
}
else
{
textTag.WriteRGB(tr.Colour.ToArgb());
}
}
if (tr.HasXOffset)
{
textTag.WriteSI16(tr.XOffset);
}
if (tr.HasYOffset)
{
textTag.WriteSI16(tr.YOffset);
}
if (tr.HasFont)
{
textTag.WriteUI16((uint)tr.FontHeight);
glyphIDX = tr.Font.IndexMap;
}
char[] chars = tr.Text.ToCharArray();
if (chars.Length > 255)
{
throw new SWFModellerException(SWFModellerError.Internal, "String too long. This should be split across text records.");
}
textTag.WriteUI8((uint)chars.Length);
for (int i = 0; i < tr.Advances.Length; i++)
{
textTag.WriteUBits((uint)glyphIDX[chars[i]], glyphBits);
textTag.WriteSBits(tr.Advances[i], advanceBits);
}
textTag.Align8();
}
textTag.WriteUI8(0); /* End record */
} /* End of tag code. */
this.CloseTag();
}