private void WritePlaceObjectTag(PlaceObject po) { Tag placeTag = this.TagForPlaceObject(po); WriteBuffer tagWriter = this.OpenTag(placeTag); int cid; switch (placeTag) { case Tag.PlaceObject: if (!po.HasCharacter) { throw new SWFModellerException( SWFModellerError.Internal, "A PlaceObject display list item must have a character unless it is a move instruction."); } #if DEBUG if (!this.characterMarshal.HasMarshalled(po.Character)) { throw new SWFModellerException( SWFModellerError.Internal, "Can't place object that hasn't been written to stream yet."); } #endif cid = this.characterMarshal.GetIDFor(po.Character); tagWriter.WriteUI16((uint)cid); #if DEBUG this.LogMessage("po cid =" + cid); #endif tagWriter.WriteUI16((uint)po.LayerIndex); if (!po.HasMatrix) { throw new SWFModellerException( SWFModellerError.Internal, "A PlaceObject display list item must have a Matrix, unless it's a PlaceObject2 tag. See spec for info, I can't work it out."); } tagWriter.WriteMatrix(po.Matrix); if (po.HasColorTransform) { tagWriter.WriteColorTransform(po.CXForm, false); } break; case Tag.PlaceObject2: tagWriter.WriteBit(po.HasClipActions); tagWriter.WriteBit(po.HasClipDepth); tagWriter.WriteBit(po.HasName); tagWriter.WriteBit(po.HasRatio); tagWriter.WriteBit(po.HasColorTransform); tagWriter.WriteBit(po.HasMatrix); tagWriter.WriteBit(po.HasCharacter); tagWriter.WriteBit(po.IsMove); tagWriter.WriteUI16((uint)po.LayerIndex); if (po.HasCharacter) { #if DEBUG if (!this.characterMarshal.HasMarshalled(po.Character)) { throw new SWFModellerException( SWFModellerError.Internal, "Can't place object that hasn't been written to stream yet."); } #endif cid = this.characterMarshal.GetIDFor(po.Character); tagWriter.WriteUI16((uint)cid); #if DEBUG this.LogMessage("po cid =" + cid); #endif } if (po.HasMatrix) { tagWriter.WriteMatrix(po.Matrix); } if (po.HasColorTransform) { tagWriter.WriteColorTransform(po.CXForm, true); } if (po.HasRatio) { tagWriter.WriteUI16((uint)po.Ratio); } if (po.HasName) { #if DEBUG this.LogMessage("name=" + po.Name); #endif tagWriter.WriteString(po.Name); } if (po.HasClipDepth) { tagWriter.WriteUI16((uint)po.ClipDepth); } if (po.HasClipActions) { throw new SWFModellerException( SWFModellerError.Internal, "Clips cannot have actions in the target SWF version."); } break; default: /* ISSUE 73 */ throw new SWFModellerException( SWFModellerError.UnimplementedFeature, "Unsupported PlaceObject tag: " + placeTag.ToString()); } #if DEBUG this.LogMessage("po char =" + po.Character); #endif this.CloseTag(); }