public LayerInfoChunk(PaintDotNet.Layer layer, PSPBlendModes blendMode, Rectangle savedBounds, ushort majorVersion)
{
if (majorVersion > PSPConstants.majorVersion5)
{
this.chunkSize = Version6BaseChunkSize + (uint)Encoding.ASCII.GetByteCount(layer.Name);
}
else
{
this.chunkSize = 0U;
}
this.name = layer.Name;
this.type = majorVersion > PSPConstants.majorVersion5 ? PSPLayerType.Raster : 0;
this.imageRect = layer.Bounds;
this.saveRect = savedBounds;
this.opacity = layer.Opacity;
this.blendMode = blendMode;
this.layerFlags = PSPLayerProperties.None;
if (layer.Visible)
{
this.layerFlags |= PSPLayerProperties.Visible;
}
this.protectedTransparency = 0;
this.linkGroup = 0;
this.maskRect = Rectangle.Empty;
this.saveMaskRect = Rectangle.Empty;
this.maskLinked = 0;
this.invertMaskOnBlend = 0;
this.blendRangeCount = 0;
this.blendRanges = null;
this.v5BitmapCount = 0;
this.v5ChannelCount = 0;
this.useHighlightColor = 0;
this.highlightColor = 0;
}
private static UserBlendOp BlendModetoBlendOp(PSPBlendModes mode)
{
switch (mode)
{
case PSPBlendModes.Normal:
return(new UserBlendOps.NormalBlendOp());
case PSPBlendModes.Darken:
return(new UserBlendOps.DarkenBlendOp());
case PSPBlendModes.Lighten:
return(new UserBlendOps.LightenBlendOp());
case PSPBlendModes.Multiply:
return(new UserBlendOps.MultiplyBlendOp());
case PSPBlendModes.Screen:
return(new UserBlendOps.ScreenBlendOp());
case PSPBlendModes.Overlay:
return(new UserBlendOps.OverlayBlendOp());
case PSPBlendModes.Difference:
return(new UserBlendOps.DifferenceBlendOp());
case PSPBlendModes.Dodge:
return(new UserBlendOps.ColorDodgeBlendOp());
case PSPBlendModes.Burn:
return(new UserBlendOps.ColorBurnBlendOp());
default:
return(new UserBlendOps.NormalBlendOp());
}
}
public LayerInfoChunk(BufferedBinaryReader br, ushort majorVersion)
{
long startOffset = br.Position;
if (majorVersion > PSPConstants.majorVersion5)
{
this.chunkSize = br.ReadUInt32();
ushort nameLen = br.ReadUInt16();
this.name = br.ReadAsciiString(nameLen);
}
else
{
this.chunkSize = 0;
this.name = br.ReadAsciiString(256).TrimEnd(new char[] { '\0' });
}
this.type = (PSPLayerType)br.ReadByte();
if (majorVersion <= PSPConstants.majorVersion5 && this.type == PSPLayerType.Undefined)
{
this.type = PSPLayerType.Raster;
}
this.imageRect = Rectangle.FromLTRB(br.ReadInt32(), br.ReadInt32(), br.ReadInt32(), br.ReadInt32());
this.saveRect = Rectangle.FromLTRB(br.ReadInt32(), br.ReadInt32(), br.ReadInt32(), br.ReadInt32());
this.opacity = br.ReadByte();
this.blendMode = (PSPBlendModes)br.ReadByte();
this.layerFlags = (PSPLayerProperties)br.ReadByte();
this.protectedTransparency = br.ReadByte();
this.linkGroup = br.ReadByte();
this.maskRect = Rectangle.FromLTRB(br.ReadInt32(), br.ReadInt32(), br.ReadInt32(), br.ReadInt32());
this.saveMaskRect = Rectangle.FromLTRB(br.ReadInt32(), br.ReadInt32(), br.ReadInt32(), br.ReadInt32());
this.maskLinked = br.ReadByte();
this.maskDisabled = br.ReadByte();
this.invertMaskOnBlend = br.ReadByte();
this.blendRangeCount = br.ReadUInt16();
this.blendRanges = new BlendRange[5];
for (int i = 0; i < 5; i++)
{
this.blendRanges[i] = new BlendRange
{
sourceRange = br.ReadUInt32(),
destRange = br.ReadUInt32()
};
}
this.v5BitmapCount = 0;
this.v5ChannelCount = 0;
this.useHighlightColor = 0;
this.highlightColor = 0;
if (majorVersion >= PSPConstants.majorVersion8)
{
this.useHighlightColor = br.ReadByte();
this.highlightColor = br.ReadUInt32();
}
else if (majorVersion <= PSPConstants.majorVersion5)
{
this.v5BitmapCount = br.ReadUInt16();
this.v5ChannelCount = br.ReadUInt16();
}
long dif = this.chunkSize - (br.Position - startOffset);
if (dif > 0)
{
br.Position += dif;
}
}