SymDef CreateLineSymdef(string name, int ocadID, OcadLineSymbol ocadSym)
{
float width = ToWorldDimensions(ocadSym.LineWidth);
SymColor color = null;
if (width > 0)
color = GetColor(ocadSym.LineColor);
LineStyle lineStyle = ImportLineStyle((short) ocadSym.LineEnds);
LineSymDef symdef = new LineSymDef(name, ocadID, color, width, lineStyle);
if (ocadSym.DistFromStart != 0 || ocadSym.DistToEnd != 0) {
LineSymDef.ShortenInfo shortenInfo;
shortenInfo.shortenBeginning = ToWorldDimensions(ocadSym.DistFromStart);
shortenInfo.shortenEnd = ToWorldDimensions(ocadSym.DistToEnd);
shortenInfo.pointyEnds = ((ocadSym.LineEnds & 2) != 0);
symdef.SetShortening(shortenInfo);
}
if (ocadSym.FrWidth > 0) {
SymColor secondColor = GetColor(ocadSym.FrColor);
float secondWidth = ToWorldDimensions(ocadSym.FrWidth);
LineStyle secondLineStyle = ImportLineStyle(ocadSym.FrStyle);
symdef.SetSecondLine(secondColor, secondWidth, secondLineStyle);
}
if (ocadSym.DblMode > 0) {
LineSymDef.DoubleLineInfo doubleLines;
if ((ocadSym.DblFlags & 1) != 0) {
doubleLines.doubleFillColor = GetColor(ocadSym.DblFillColor);
}
else {
doubleLines.doubleFillColor = null;
}
doubleLines.doubleLeftColor = GetColor(ocadSym.DblLeftColor);
doubleLines.doubleRightColor = GetColor(ocadSym.DblRightColor);
doubleLines.doubleThick = ToWorldDimensions(ocadSym.DblWidth);
doubleLines.doubleLeftWidth = ToWorldDimensions(ocadSym.DblLeftWidth);
doubleLines.doubleRightWidth = ToWorldDimensions(ocadSym.DblRightWidth);
if (ocadSym.DblMode > 1) {
if (ocadSym.DblMode == 2) {
doubleLines.doubleLeftDashed = true;
doubleLines.doubleFillDashed = doubleLines.doubleRightDashed = false;
}
else if (ocadSym.DblMode == 3) {
doubleLines.doubleLeftDashed = doubleLines.doubleRightDashed = true;
doubleLines.doubleFillDashed = false;
}
else {
doubleLines.doubleFillDashed = doubleLines.doubleLeftDashed = doubleLines.doubleRightDashed = true;
}
doubleLines.doubleDashes.dashLength = doubleLines.doubleDashes.firstDashLength = doubleLines.doubleDashes.lastDashLength = ToWorldDimensions(ocadSym.DblLength);
doubleLines.doubleDashes.gapLength = ToWorldDimensions(ocadSym.DblGap);
doubleLines.doubleDashes.minGaps = 1;
doubleLines.doubleDashes.secondaryEndGaps = 0;
doubleLines.doubleDashes.secondaryEndLength = 0;
doubleLines.doubleDashes.secondaryMiddleGaps = 0;
doubleLines.doubleDashes.secondaryMiddleLength = 0;
}
else {
doubleLines.doubleFillDashed = doubleLines.doubleLeftDashed = doubleLines.doubleRightDashed = false;
doubleLines.doubleDashes = new LineSymDef.DashInfo();
}
symdef.SetDoubleLines(doubleLines);
}
if (ocadSym.MainGap > 0 || ocadSym.SecGap > 0) {
LineSymDef.DashInfo dashInfo = new LineSymDef.DashInfo();
dashInfo.dashLength = ToWorldDimensions(ocadSym.MainLength);
dashInfo.firstDashLength = dashInfo.lastDashLength = ToWorldDimensions(ocadSym.EndLength);
dashInfo.gapLength = ToWorldDimensions(ocadSym.MainGap);
dashInfo.minGaps = ocadSym.MinSym + 1;
if (ocadSym.SecGap > 0) {
dashInfo.secondaryMiddleGaps = 1;
dashInfo.secondaryMiddleLength = ToWorldDimensions(ocadSym.SecGap);
}
if (ocadSym.EndGap > 0) {
dashInfo.secondaryEndGaps = 1;
dashInfo.secondaryEndLength = ToWorldDimensions(ocadSym.EndGap);
}
symdef.SetDashInfo(dashInfo);
}
int numGlyphs = 0, iGlyph = 0;
LineSymDef.GlyphInfo[] glyphs = null;
if (ocadSym.PrimDElts != null && ocadSym.PrimDElts.Length > 0) ++numGlyphs;
if (ocadSym.SecDElts != null && ocadSym.SecDElts.Length > 0) ++numGlyphs;
if (ocadSym.CornerDElts != null && ocadSym.CornerDElts.Length > 0) ++numGlyphs;
if (ocadSym.StartDElts != null && ocadSym.StartDElts.Length > 0) ++numGlyphs;
if (ocadSym.EndDElts != null && ocadSym.EndDElts.Length > 0) ++numGlyphs;
if (numGlyphs > 0) {
glyphs = new LineSymDef.GlyphInfo[numGlyphs];
if (ocadSym.PrimDElts != null && ocadSym.PrimDElts.Length > 0) {
LineSymDef.GlyphInfo glyphInfo = new LineSymDef.GlyphInfo();
glyphInfo.glyph = CreateGlyph(ocadSym.PrimDElts);
glyphInfo.number = ocadSym.nPrimSym;
glyphInfo.spacing = ToWorldDimensions(ocadSym.PrimSymDist);
if (ocadSym.DecMode > 0) {
glyphInfo.location = LineSymDef.GlyphLocation.SpacedDecrease;
glyphInfo.distance = ToWorldDimensions(ocadSym.MainLength + ocadSym.MainGap);
glyphInfo.firstDistance = glyphInfo.lastDistance = ToWorldDimensions(ocadSym.EndLength) + (ToWorldDimensions(ocadSym.MainGap) / 2);
glyphInfo.minimum = Math.Max(1, ocadSym.MinSym + 1); // OCAD always does at least one symbol, even if you say zero!
glyphInfo.decreaseLimit = (float) ocadSym.DecLast / 100F;
glyphInfo.decreaseBothEnds = (ocadSym.DecMode == 2);
}
else if (width > 0 && ocadSym.MainGap > 0 || ocadSym.SecGap > 0) {
glyphInfo.location = LineSymDef.GlyphLocation.GapCenters;
glyphInfo.minimum = 1; // OCAD always does at least one symbol, even if you say zero!
}
else {
glyphInfo.location = LineSymDef.GlyphLocation.Spaced;
glyphInfo.distance = ToWorldDimensions(ocadSym.MainLength + ocadSym.MainGap);
glyphInfo.firstDistance = glyphInfo.lastDistance = ToWorldDimensions(ocadSym.EndLength) + (ToWorldDimensions(ocadSym.MainGap) / 2);
glyphInfo.minimum = Math.Max(1, ocadSym.MinSym + 1); // OCAD always does at least one symbol, even if you say zero!
}
glyphs[iGlyph++] = glyphInfo;
}
if (ocadSym.SecDElts != null && ocadSym.SecDElts.Length > 0) {
LineSymDef.GlyphInfo glyphInfo = new LineSymDef.GlyphInfo();
glyphInfo.glyph = CreateGlyph(ocadSym.SecDElts);
glyphInfo.number = 1;
glyphInfo.location = LineSymDef.GlyphLocation.SpacedOffset;
glyphInfo.offset = ToWorldDimensions(ocadSym.MainLength) / 2;
glyphInfo.distance = ToWorldDimensions(ocadSym.MainLength + ocadSym.MainGap);
glyphInfo.firstDistance = glyphInfo.lastDistance = ToWorldDimensions(ocadSym.EndLength) + (ToWorldDimensions(ocadSym.MainGap) / 2);
glyphInfo.minimum = Math.Max(1, ocadSym.MinSym + 1); // OCAD always does at least one symbol, even if you say zero!
glyphs[iGlyph++] = glyphInfo;
}
if (ocadSym.CornerDElts != null && ocadSym.CornerDElts.Length > 0) {
LineSymDef.GlyphInfo glyphInfo = new LineSymDef.GlyphInfo();
glyphInfo.glyph = CreateGlyph(ocadSym.CornerDElts);
glyphInfo.number = 1;
glyphInfo.location = LineSymDef.GlyphLocation.Corners;
glyphs[iGlyph++] = glyphInfo;
}
if (ocadSym.StartDElts != null && ocadSym.StartDElts.Length > 0) {
LineSymDef.GlyphInfo glyphInfo = new LineSymDef.GlyphInfo();
glyphInfo.glyph = CreateGlyph(ocadSym.StartDElts);
glyphInfo.number = 1;
glyphInfo.location = LineSymDef.GlyphLocation.Start;
glyphs[iGlyph++] = glyphInfo;
}
if (ocadSym.EndDElts != null && ocadSym.EndDElts.Length > 0) {
LineSymDef.GlyphInfo glyphInfo = new LineSymDef.GlyphInfo();
glyphInfo.glyph = CreateGlyph(ocadSym.EndDElts);
glyphInfo.number = 1;
glyphInfo.location = LineSymDef.GlyphLocation.End;
glyphs[iGlyph++] = glyphInfo;
}
symdef.SetGlyphs(glyphs);
}
return symdef;
}
void WriteLineSymDef(LineSymDef symdef)
{
OcadLineSymbol symbol = new OcadLineSymbol();
FillInCommonSymdef(symbol, symdef);
symbol.Otp = 2;
symbol.SymTp = 0;
symbol.Extent = (short) ToOcadDimensions(symdef.MaxThickness / 2);
symbol.LineColor = symdef.LineColor != null ? (short) NumberOfColor(symdef.LineColor) : (short)0;
symbol.LineWidth = (short) ToOcadDimensions(symdef.LineThickness);
symbol.DistFromStart = 0;
symbol.DistToEnd = 0;
symbol.LineEnds = (ushort) OcadLineStyle(symdef.MainLineStyle);
LineSymDef.GlyphInfo[] glyphs = symdef.Glyphs;
int startGlyphIndex = -1, endGlyphIndex = -1, cornerGlyphIndex = -1;
int dashCenteredGlyphIndex = -1, gapCenteredGlyphIndex = -1, spacedGlyphIndex = -1, spacedOffsetGlyphIndex = -1;
int primGlyphIndex = -1, secondaryGlyphIndex = -1;
if (glyphs != null) {
for (int i = 0; i < glyphs.Length; ++i) {
// UNDONE: give warning if more than one glyph of a certain type
switch (glyphs[i].location) {
case LineSymDef.GlyphLocation.Corners: cornerGlyphIndex = i; break;
case LineSymDef.GlyphLocation.DashCenters: dashCenteredGlyphIndex = i; break;
case LineSymDef.GlyphLocation.MiddleDashCenters: secondaryGlyphIndex = i; break;
case LineSymDef.GlyphLocation.End: endGlyphIndex = i; break;
case LineSymDef.GlyphLocation.GapCenters: gapCenteredGlyphIndex = i; break;
case LineSymDef.GlyphLocation.Spaced: spacedGlyphIndex = i; break;
case LineSymDef.GlyphLocation.SpacedDecrease: spacedGlyphIndex = i; break;
case LineSymDef.GlyphLocation.SpacedOffset: spacedOffsetGlyphIndex = i; break;
case LineSymDef.GlyphLocation.Start: startGlyphIndex = i; break;
}
}
}
LineSymDef.DashInfo dashInfo = new LineSymDef.DashInfo();
if (symdef.IsDashed) {
dashInfo = symdef.Dashes;
symbol.MainLength = (short) ToOcadDimensions(dashInfo.dashLength);
symbol.EndLength = (short) ToOcadDimensions(dashInfo.firstDashLength);
symbol.MainGap = (short) ToOcadDimensions(dashInfo.gapLength);
symbol.MinSym = (short)(dashInfo.minGaps - 1);
symbol.SecGap = (short) (dashInfo.secondaryMiddleGaps > 0 ? ToOcadDimensions(dashInfo.secondaryMiddleLength) : 0);
symbol.EndGap = (short) (dashInfo.secondaryEndGaps > 0 ? ToOcadDimensions(dashInfo.secondaryEndLength) : 0);
}
else {
symbol.MainLength = symbol.EndLength = 0;
symbol.MainGap = symbol.SecGap = 0;
symbol.MinSym = 0;
}
// The primary glyph is the one centered on gaps.
primGlyphIndex = gapCenteredGlyphIndex;
if (spacedGlyphIndex >= 0 && glyphs[spacedGlyphIndex].location == LineSymDef.GlyphLocation.SpacedDecrease) {
// decreasing symbol.
symbol.MainLength = (short) ToOcadDimensions(glyphs[spacedGlyphIndex].distance);
symbol.EndLength = (short) ToOcadDimensions(glyphs[spacedGlyphIndex].firstDistance);
symbol.MinSym = (short) (glyphs[spacedGlyphIndex].minimum - 1);
symbol.DecMode = glyphs[spacedGlyphIndex].decreaseBothEnds ? (ushort)2 : (ushort)1;
symbol.DecLast = (short) Math.Round(glyphs[spacedGlyphIndex].decreaseLimit * 100);
primGlyphIndex = spacedGlyphIndex;
}
else if (spacedGlyphIndex >= 0 && (!symdef.IsDashed || symdef.LineThickness == 0)) {
// the spaced glyph is actually the primary one, since there is no dashes.
symbol.MainLength = (short) ToOcadDimensions(glyphs[spacedGlyphIndex].distance);
symbol.EndLength = (short) ToOcadDimensions(glyphs[spacedGlyphIndex].firstDistance);
symbol.MainGap = 0;
symbol.SecGap = 0;
symbol.MinSym = (short) (glyphs[spacedGlyphIndex].minimum - 1);
primGlyphIndex = spacedGlyphIndex;
}
else if (spacedOffsetGlyphIndex >= 0 && (!symdef.IsDashed || symdef.LineThickness == 0)) {
// the spaced offset glyph is actually the primary one, since there is no dashes.
symbol.MainLength = (short) ToOcadDimensions(glyphs[spacedOffsetGlyphIndex].distance);
symbol.EndLength = (short) ToOcadDimensions(glyphs[spacedOffsetGlyphIndex].firstDistance);
symbol.MainGap = 0;
symbol.SecGap = 0;
symbol.MinSym = (short) (glyphs[spacedOffsetGlyphIndex].minimum - 1);
}
else if (dashCenteredGlyphIndex >= 0 && gapCenteredGlyphIndex == -1 && symdef.IsDashed && dashInfo.secondaryMiddleGaps == 0 && dashInfo.secondaryEndGaps == 0) {
// Use the secondary gaps to represent the primary gaps.
symbol.MinSym += 1;
symbol.MainLength += symbol.MainGap;
symbol.SecGap = symbol.MainGap;
symbol.MainGap = 0;
symbol.EndLength = (short) ((symbol.MainLength + 1) / 2);
primGlyphIndex = dashCenteredGlyphIndex;
}
if (symdef.HasSecondLine) {
symbol.FrColor = (short) NumberOfColor(symdef.SecondLineColor);
symbol.FrWidth = (short) ToOcadDimensions(symdef.SecondThickness);
symbol.FrStyle = OcadLineStyle(symdef.SecondLineStyle);
}
if (symdef.IsDoubleLine) {
LineSymDef.DoubleLineInfo doubleInfo = symdef.DoubleLines;
symbol.DblMode = 1; // may be changed below.
symbol.DblWidth = (short) ToOcadDimensions(doubleInfo.doubleThick);
if (doubleInfo.doubleFillColor != null) {
symbol.DblFlags |= 1;
symbol.DblFillColor = NumberOfColor(doubleInfo.doubleFillColor);
}
if (doubleInfo.doubleLeftColor != null) {
symbol.DblLeftColor = NumberOfColor(doubleInfo.doubleLeftColor);
symbol.DblLeftWidth = (short) ToOcadDimensions(doubleInfo.doubleLeftWidth);
}
if (doubleInfo.doubleRightColor != null) {
symbol.DblRightColor = NumberOfColor(doubleInfo.doubleRightColor);
symbol.DblRightWidth = (short) ToOcadDimensions(doubleInfo.doubleRightWidth);
}
if (doubleInfo.doubleLeftDashed || doubleInfo.doubleRightDashed || doubleInfo.doubleFillDashed) {
symbol.DblLength = (short) ToOcadDimensions(doubleInfo.doubleDashes.dashLength);
symbol.DblGap = (short) ToOcadDimensions(doubleInfo.doubleDashes.gapLength);
if (doubleInfo.doubleFillDashed)
symbol.DblMode = 4;
else if (doubleInfo.doubleRightDashed)
symbol.DblMode = 3;
else
symbol.DblMode = 2;
}
}
if (symdef.IsShortened) {
LineSymDef.ShortenInfo shortening = symdef.Shortening;
symbol.DistFromStart = (short) ToOcadDimensions(shortening.shortenBeginning);
symbol.DistToEnd = (short) ToOcadDimensions(shortening.shortenEnd);
if (shortening.pointyEnds)
symbol.LineEnds |= 2;
}
if (primGlyphIndex >= 0) {
LineSymDef.GlyphInfo glyph = glyphs[primGlyphIndex];
symbol.nPrimSym = (short) glyph.number;
symbol.PrimSymDist = (short) ToOcadDimensions(glyph.spacing);
symbol.PrimDElts = SymbolEltsFromGlyph(glyph.glyph, out symbol.PrimDSize);
}
if (spacedOffsetGlyphIndex >= 0) // UNDONE: if both secondaryGlyphIndex and spacedOffset, we can only represent one in OCAD.
symbol.SecDElts = SymbolEltsFromGlyph(glyphs[spacedOffsetGlyphIndex].glyph, out symbol.SecDSize);
if (secondaryGlyphIndex >= 0)
symbol.SecDElts = SymbolEltsFromGlyph(glyphs[secondaryGlyphIndex].glyph, out symbol.SecDSize);
if (startGlyphIndex >= 0)
symbol.StartDElts = SymbolEltsFromGlyph(glyphs[startGlyphIndex].glyph, out symbol.StartDSize);
if (endGlyphIndex >= 0)
symbol.EndDElts = SymbolEltsFromGlyph(glyphs[endGlyphIndex].glyph, out symbol.EndDSize);
if (cornerGlyphIndex >= 0)
symbol.CornerDElts = SymbolEltsFromGlyph(glyphs[cornerGlyphIndex].glyph, out symbol.CornerDSize);
symbol.Write(writer, version);
}
