Complex linetypes
Custom dash patterns with embedded text and Unicode glyphs (CadAddLinetype with a Vecad-style pattern string).
// 5 — Create complex linetypes (linetype.htm) static void samp_linetype() { samp_clear(); int lt; lt = CadAddLinetype(g_hDwg, "Gas", "3,-1.7,[arial.yucf,T=GAS,F=1,S=1,R=0.0,X=-1.4,Y=-.5],-1.7,1,-1.1,[Ltype,T=OK,F=1,S=1.0,R=0.0,X=-0.9,Y=-.5],-1.1", "-- GAS --- OK --- GAS --"); CadSetCurLinetype(g_hDwg, lt); CadAddLine(g_hDwg, 0,0,0, 31,0,0); lt = CadAddLinetype(g_hDwg, "Face2", "1.5,-1,[arial.yucf,U=263a,F=1,S=2.0,X=-1.4,Y=-0.7],-1,0.5,-1,[Ltype,U=263b,F=1,R=45,S=2.0,X=-0.55,Y=-1.5],-1", "--F-F---F-F---F-F--"); CadSetCurLinetype(g_hDwg, lt); CadAddLine(g_hDwg, 0,3.5,0, 31,3.5,0); lt = CadAddLinetype(g_hDwg, "Notes", "1,-1,[arial.yucf,U=266b,S=1.0,X=-0.5,Y=-0.5],-1", "-- note --- note --- note --"); CadSetCurLinetype(g_hDwg, lt); CadAddLine(g_hDwg, 0,7,0, 31,7,0); CadRegen(g_hDwg); samp_zoom_ext(); set_status(L"Sample 5: complex linetypes — compare to linetype.gif"); }
5: begin CadPurge(FhDwg, CAD_CLEAR_ENTITIES); lt := CadAddLinetype(FhDwg, PAnsiChar(AnsiString('Gas')), PAnsiChar(AnsiString('3,-1.7,[arial.yucf,T=GAS,F=1,S=1,R=0.0,X=-1.4,Y=-.5],-1.7,1,-1.1,[Ltype,T=OK,F=1,S=1.0,R=0.0,X=-0.9,Y=-.5],-1.1')), PAnsiChar(AnsiString('-- GAS --- OK --- GAS --'))); CadSetCurLinetype(FhDwg, lt); CadAddLine(FhDwg, 0,0,0, 31,0,0); lt := CadAddLinetype(FhDwg, PAnsiChar(AnsiString('Face2')), PAnsiChar(AnsiString('1.5,-1,[arial.yucf,U=263a,F=1,S=2.0,X=-1.4,Y=-0.7],-1,0.5,-1,[Ltype,U=263b,F=1,R=45,S=2.0,X=-0.55,Y=-1.5],-1')), PAnsiChar(AnsiString('--F-F---F-F---F-F--'))); CadSetCurLinetype(FhDwg, lt); CadAddLine(FhDwg, 0,3.5,0, 31,3.5,0); lt := CadAddLinetype(FhDwg, PAnsiChar(AnsiString('Notes')), PAnsiChar(AnsiString('1,-1,[arial.yucf,U=266b,S=1.0,X=-0.5,Y=-0.5],-1')), PAnsiChar(AnsiString('-- note --- note --- note --'))); CadSetCurLinetype(FhDwg, lt); CadAddLine(FhDwg, 0,7,0, 31,7,0); CadRegen(FhDwg); CadExecute(FhDwg, FCadHwnd, CAD_CMD_ZOOM_EXT); StatusBar.SimpleText := 'Sample 5: complex linetypes — compare to linetype.gif'; end; 6: begin CadPurge(FhDwg, CAD_CLEAR_ENTITIES); ee[0] := CadAddLine(FhDwg, 0,0,0, 0,1,0); CadEntityPutColor(ee[0], CAD_COLOR_RED); ee[1] := CadAddLine(FhDwg, -0.866,-0.5,0, 0,0,0); CadEntityPutColor(ee[1], CAD_COLOR_GREEN); ee[2] := CadAddLine(FhDwg, 0.866,-0.5,0, 0,0,0); CadEntityPutColor(ee[2], CAD_COLOR_BLUE); hBlock := CadAddBlock(FhDwg, PAnsiChar(AnsiString('3line')), 0,0,0); if hBlock <> 0 then begin CadBlockAddEntity(hBlock, ee[0]); CadBlockAddEntity(hBlock, ee[1]); CadBlockAddEntity(hBlock, ee[2]); id := CadBlockGetID(hBlock); CadAddInsBlock(FhDwg, id, 0,0,0, 1.0, 0); CadAddInsBlockM(FhDwg, id, 3,0,0, 1.0, 0, 8,3, 1.732, 3.0); CadAddInsBlockM(FhDwg, id, 3.866,1.5,0, 1.0, 0, 8,3, 1.732, 3.0); CadUpdate(FhDwg); end;
private void SampleLinetype() { SampleClear(); int lt; lt = YuCadApi.CadAddLinetype(_hDwg, "Gas", "3,-1.7,[arial.yucf,T=GAS,F=1,S=1,R=0.0,X=-1.4,Y=-.5],-1.7,1,-1.1,[Ltype,T=OK,F=1,S=1.0,R=0.0,X=-0.9,Y=-.5],-1.1", "-- GAS --- OK --- GAS --"); YuCadApi.CadSetCurLinetype(_hDwg, lt); YuCadApi.CadAddLine(_hDwg, 0,0,0, 31,0,0); lt = YuCadApi.CadAddLinetype(_hDwg, "Face2", "1.5,-1,[arial.yucf,U=263a,F=1,S=2.0,X=-1.4,Y=-0.7],-1,0.5,-1,[Ltype,U=263b,F=1,R=45,S=2.0,X=-0.55,Y=-1.5],-1", "--F-F---F-F---F-F--"); YuCadApi.CadSetCurLinetype(_hDwg, lt); YuCadApi.CadAddLine(_hDwg, 0,3.5,0, 31,3.5,0); lt = YuCadApi.CadAddLinetype(_hDwg, "Notes", "1,-1,[arial.yucf,U=266b,S=1.0,X=-0.5,Y=-0.5],-1", "-- note --- note --- note --"); YuCadApi.CadSetCurLinetype(_hDwg, lt); YuCadApi.CadAddLine(_hDwg, 0,7,0, 31,7,0); YuCadApi.CadRegen(_hDwg); SampleZoomExt(); SetStatus("Sample 5: complex linetypes — compare to linetype.gif"); }
This code is extracted verbatim from the shipped demo hosts (
examples/cpp, examples/delphi, examples/csharp) — run the matching menu item there to see it live.