/// <summary>
/// Writes the ARGB color to writer.
/// </summary>
/// <param name="writer">The writer to which to write color.</param>
/// <param name="val">Color to be written.</param>
public static void WriteARGB(this ISwfStreamWriter writer, SwfRGBA val)
{
writer.WriteByte(val.Alpha);
writer.WriteByte(val.Red);
writer.WriteByte(val.Green);
writer.WriteByte(val.Blue);
}
public static void WriteKerningRecord(this ISwfStreamWriter writer, KerningRecord record, bool wideCodes)
{
if (wideCodes)
{
writer.WriteUInt16(record.LeftCode);
writer.WriteUInt16(record.RightCode);
}
else
{
writer.WriteByte((byte)record.LeftCode);
writer.WriteByte((byte)record.RightCode);
}
writer.WriteSInt16(record.Adjustment);
}
public static void WriteClipActionRecord(this ISwfStreamWriter writer, byte swfVersion, ClipActionRecord record)
{
writer.WriteClipEventFlags(swfVersion, record.Flags);
if (record.Flags.IsEmpty)
{
return;
}
var awmem = new MemoryStream();
var aw = new ActionWriter(new SwfStreamWriter(awmem));
foreach (var action in record.Actions)
{
aw.WriteAction(action);
}
var size = awmem.Length + (record.Flags.ClipEventKeyPress ? 1 : 0);
writer.WriteUInt32((uint)size);
if (record.Flags.ClipEventKeyPress)
{
writer.WriteByte(record.KeyCode);
}
writer.WriteBytes(awmem.ToArray());
}
public static void WriteClipEventFlags(this ISwfStreamWriter writer, byte swfVersion, ClipEventFlags flags)
{
writer.WriteBit(flags.ClipEventKeyUp);
writer.WriteBit(flags.ClipEventKeyDown);
writer.WriteBit(flags.ClipEventMouseUp);
writer.WriteBit(flags.ClipEventMouseDown);
writer.WriteBit(flags.ClipEventMouseMove);
writer.WriteBit(flags.ClipEventUnload);
writer.WriteBit(flags.ClipEventEnterFrame);
writer.WriteBit(flags.ClipEventLoad);
writer.WriteBit(flags.ClipEventDragOver);
writer.WriteBit(flags.ClipEventRollOut);
writer.WriteBit(flags.ClipEventRollOver);
writer.WriteBit(flags.ClipEventReleaseOutside);
writer.WriteBit(flags.ClipEventRelease);
writer.WriteBit(flags.ClipEventPress);
writer.WriteBit(flags.ClipEventInitialize);
writer.WriteBit(flags.ClipEventData);
if (swfVersion >= 6)
{
writer.WriteUnsignedBits(flags.Reserved, 5);
writer.WriteBit(flags.ClipEventConstruct);
writer.WriteBit(flags.ClipEventKeyPress);
writer.WriteBit(flags.ClipEventDragOut);
writer.WriteByte(flags.Reserved2);
}
}
public static void WriteButtonRecordEx(this ISwfStreamWriter writer, ButtonRecordEx button)
{
writer.WriteUnsignedBits(button.Reserved, 2);
writer.WriteBit(button.BlendMode.HasValue);
writer.WriteBit(button.Filters.Count > 0);
writer.WriteBit(button.StateHitTest);
writer.WriteBit(button.StateDown);
writer.WriteBit(button.StateOver);
writer.WriteBit(button.StateUp);
if (!button.IsEndButton)
{
writer.WriteUInt16(button.CharacterID);
writer.WriteUInt16(button.PlaceDepth);
writer.WriteMatrix(ref button.PlaceMatrix);
writer.WriteColorTransformRGBA(button.ColorTransform);
writer.FlushBits();
if (button.Filters.Count > 0)
{
writer.WriteFilterList(button.Filters);
}
if (button.BlendMode.HasValue)
{
writer.WriteByte((byte)button.BlendMode.Value);
}
}
}
public static void WriteFilterList(this ISwfStreamWriter writer, IList <BaseFilter> source)
{
writer.WriteByte((byte)source.Count);
foreach (var filter in source)
{
writer.WriteFilter(filter);
}
}
public static void WriteLineStylesEx(this ISwfStreamWriter writer, IList <LineStyleEx> styles)
{
if (styles.Count < 255)
{
writer.WriteByte((byte)styles.Count);
}
else
{
writer.WriteByte(255);
writer.WriteUInt16((ushort)styles.Count);
}
foreach (var lineStyle in styles)
{
var style = lineStyle;
writer.WriteLineStyleEx(style);
}
}
public static void WriteFillStylesRGBA(this ISwfStreamWriter writer, IList <FillStyleRGBA> styles)
{
if (styles.Count < 255)
{
writer.WriteByte((byte)styles.Count);
}
else
{
writer.WriteByte(255);
writer.WriteUInt16((ushort)styles.Count);
}
foreach (var fillStyle in styles)
{
var style = fillStyle;
writer.WriteFillStyleRGBA(style);
}
}
public static void WriteTextRecordRGBA(this ISwfStreamWriter writer, TextRecordRGBA record, uint glyphBits, uint advanceBits)
{
if (record == null)
{
throw new ArgumentNullException("record");
}
writer.WriteBit(record.Type);
writer.WriteUnsignedBits(record.Reserved, 3);
writer.WriteBit(record.FontID.HasValue);
writer.WriteBit(record.TextColor.HasValue);
writer.WriteBit(record.YOffset.HasValue);
writer.WriteBit(record.XOffset.HasValue);
var isEnd = !record.Type && record.Reserved == 0 && !record.FontID.HasValue && !record.TextColor.HasValue && !record.YOffset.HasValue && !record.XOffset.HasValue;
if (!isEnd)
{
if (record.FontID.HasValue)
{
writer.WriteUInt16(record.FontID.Value);
}
if (record.TextColor.HasValue)
{
var color = record.TextColor.Value;
writer.WriteRGBA(ref color);
}
if (record.XOffset.HasValue)
{
writer.WriteSInt16(record.XOffset.Value);
}
if (record.YOffset.HasValue)
{
writer.WriteSInt16(record.YOffset.Value);
}
if (record.FontID.HasValue)
{
if (!record.TextHeight.HasValue)
{
throw new InvalidOperationException("Font height must be specified when font is specified");
}
writer.WriteUInt16(record.TextHeight.Value);
}
if (record.Glyphs.Count > 255)
{
throw new InvalidOperationException("Text record has too much glyphs specified");
}
writer.WriteByte((byte)record.Glyphs.Count);
foreach (var glyph in record.Glyphs)
{
writer.WriteGlyphEntry(glyph, glyphBits, advanceBits);
}
}
writer.FlushBits();
}
public static void WriteLineStylesRGB(this ISwfStreamWriter writer, IList <LineStyleRGB> styles, bool allowBigArray)
{
if (styles.Count < 255)
{
writer.WriteByte((byte)styles.Count);
}
else
{
if (!allowBigArray)
{
throw new InvalidOperationException("DefineShape supports up to 255 fill style records");
}
writer.WriteByte(255);
writer.WriteUInt16((ushort)styles.Count);
}
foreach (var lineStyle in styles)
{
var style = lineStyle;
writer.WriteLineStyleRGB(style);
}
}
public static void WriteSwfFileInfo(this ISwfStreamWriter writer, SwfFileInfo fileInfo)
{
string format = fileInfo.Format.ToString();
if (string.IsNullOrEmpty(format) || format.Length != 3)
{
throw new InvalidOperationException("Format should be of length 3");
}
writer.WriteByte((byte)format[0]);
writer.WriteByte((byte)format[1]);
writer.WriteByte((byte)format[2]);
writer.WriteByte(fileInfo.Version);
var len = fileInfo.FileLength;
writer.WriteByte((byte)((len >> 0) & 0xff));
writer.WriteByte((byte)((len >> 8) & 0xff));
writer.WriteByte((byte)((len >> 16) & 0xff));
writer.WriteByte((byte)((len >> 24) & 0xff));
}
public static void WriteGradientRecordRGBA(this ISwfStreamWriter writer, ref GradientRecordRGBA record)
{
writer.WriteByte(record.Ratio);
writer.WriteRGBA(ref record.Color);
}
/// <summary>
/// Writes the RGB color to writer.
/// </summary>
/// <param name="writer">The writer to which to write color.</param>
/// <param name="val">Color to be written.</param>
public static void WriteRGB(this ISwfStreamWriter writer, ref SwfRGB val)
{
writer.WriteByte(val.Red);
writer.WriteByte(val.Green);
writer.WriteByte(val.Blue);
}