rs_filterdxf1.cpp

Linux下一个开源的CAD软件

                  do {
                    dxfCode=getBufLine();
                    if(dxfCode) code=dxfCode.toInt();
                    if(dxfCode && code!=0) {
                      dxfLine=getBufLine();
                      if(dxfLine) {
                        switch(code) {
                          case  8:  // Layer
                          //  if(dxfLine!=lastLayer) {
									if (dxfLine=="(null)" || dxfLine=="default") {
										dxfLine = "0";
									}
                              graphic->activateLayer(dxfLine);
                              //lastLayer=dxfLine;
                            //}
                            break;
                          case 10:  // X1
                            vx1 = dxfLine.toDouble();
                            break;
                          case 20:  // Y1
                            vy1 = dxfLine.toDouble();
                            //graphic->Vec[vc].CreatePoint(vy1, vx1, currentLayerNum);
                            //if(vc<vElements-1) ++vc;
                            break;
                          case 11:  // X2
                            vx2 = dxfLine.toDouble();
                            break;
                          case 21:  // Y2
                            vy2 = dxfLine.toDouble();
                            //graphic->Vec[vc].CreatePoint(vy2, vx2, currentLayerNum);
                            //if(vc<vElements-1) ++vc;
                            break;
                          default:
                            break;
                        }
                      }
                    }
                  }while(dxfCode && code!=0);
                  / *
                  if(!mt.CompFloat(vx1, vx2) || !mt.CompFloat(vy1, vy2)) {
                    graphic->Vec[vc].CreateLine(vx1, vy1, vx2, vy2, currentLayerNum);
                    if(vc<vElements-1) ++vc;
                  }
                  if(++updProgress==1000) {
                    np->getStateWin()->UpdateProgressBar((int)(pcFact*vc)+25);
                    updProgress=0;
                  }
                  * /
            }
                */


                // -----
                // Text:
                // -----
                else if(dxfLine=="TEXT") {

                    RS_String vtext;          // the text
                    char  vtextStyle[256];  // text style (normal_ro, cursive_ri, normal_st, ...)
                    double vheight=10.0;     // text height
                    double vtextAng=0.0;     // text angle
                    //double vradius=0.0;      // text radius
                    //double vletterspace=2.0; // Text letter space
                    //double vwordspace=6.0;   // Text wordspace
                    RS_String vfont;         // font "normal", "cursive", ...
                    RS2::HAlign vhalign=RS2::HAlignLeft;
                    // alignment (0=left, 1=center, 2=right)
                    //int   vattachement=7;   // 1=top left, 2, 3, 4, 5, 6, 7, 8, 9=bottom right
                    //uint  vfl=0;            // special flags
                    bool  codeSeven=false;  // Have we found a code seven?

                    vtextStyle[0] = '\0';
                    vfont="normal";

                    do {
                        dxfCode=getBufLine();
                        if(dxfCode)
                            code=dxfCode.toInt();
                        if(dxfCode && code!=0) {
                            if(code!=1 && code!=3 && code!=7)
                                dxfLine=getBufLine();
                            if(dxfLine || code==1 || code==3 || code==7) {

                                switch(code) {

                                case  1:  // Text itself
                                    vtext=getBufLine();
                                    strDecodeDxfString(vtext);
                                    break;

                                case  3:  // Text parts (always 250 chars)
                                    vtext=getBufLine();
                                    break;

                                case  6:  // style
                                    pen.setLineType(RS_FilterDXF::nameToLineType(dxfLine));
                                    break;

                                case  7:  
								    // Text style (normal_ro#50.0, 
									//    cursive_ri#20.0, normal_st)
                                    qstrncpy(vtextStyle, getBufLine(), 249);

                                    // get font typ:
                                    //
                                    {
                                        char dummy[256];
                                        sscanf(vtextStyle, "%[^_#\n]", dummy);
                                        vfont=dummy;
                                    }

                                    // get text style:
                                    //
                                    /*
                                                               if(strstr(vtextStyle, "_ro"))
                                                                   vfl=vfl|E_ROUNDOUT;
                                                               else if(strstr(vtextStyle, "_ri"))
                                                                   vfl=vfl|E_ROUNDIN;
                                                               else
                                                                   vfl=vfl|E_STRAIGHT;
                                    */
									

                                    /*if(strstr(vtextStyle, "_fix")) {
                                        vfl=vfl|E_FIXEDWIDTH;
                                }*/

                                    // get radius, letterspace, wordspace:
                                    //
                                    {
                                        char *ptr;  // pointer to value
                                        ptr = strchr(vtextStyle, '#');
                                        if(ptr) {
                                            // Parse radius
                                            /*if(vfl&E_ROUNDOUT || vfl&E_ROUNDIN) {
                                                ++ptr;
                                                if(ptr[0]) {
                                                    sscanf(ptr, "%lf", &vradius);
                                                }
                                                ptr = strchr(ptr, '#');
                                        }*/
                                            /*if(ptr) {
                                                // Parse letter space:
                                                ++ptr;
                                                if(ptr[0]) {
                                                    sscanf(ptr, "%lf", &vletterspace);
                                                }
                                                // Parse word space:
                                                ptr = strchr(ptr, '#');
                                                if(ptr) {
                                                    ++ptr;
                                                    if(ptr[0]) {
                                                        sscanf(ptr, "%lf", &vwordspace);
                                                    }
                                                }
                                        }*/
                                        }
                                    }
                                    codeSeven=true;
                                    break;

                                case  8:  // Layer
                                    //if(dxfLine!=lastLayer) {
									if (dxfLine=="(null)" || dxfLine=="default") {
										dxfLine = "0";
									}
                                    graphic->activateLayer(dxfLine);
                                    //lastLayer=dxfLine;
                                    //}
                                    break;

                                case 10:  // X1
                                    dxfLine.replace( QRegExp(","), "." );
                                    vx1 = dxfLine.toDouble();
                                    break;
                                case 20:  // Y1
                                    dxfLine.replace( QRegExp(","), "." );
                                    vy1 = dxfLine.toDouble();
                                    break;
                                case 40:  // height
                                    dxfLine.replace( QRegExp(","), "." );
                                    vheight = dxfLine.toDouble();
                                    /*if(!codeSeven) {
                                        vletterspace = vheight*0.2;
                                        vwordspace = vheight*0.6;
                                }*/
                                    break;
                                case 50:  // angle
                                    dxfLine.replace( QRegExp(","), "." );
                                    vtextAng = dxfLine.toDouble() / ARAD;
                                    break;
                                case 72:  {// alignment
                                        //if(!mtext) {
                                        int v = dxfLine.toInt();
                                        if(v==1)
                                            vhalign = RS2::HAlignCenter;
                                        else if(v==2)
                                            vhalign = RS2::HAlignRight;
                                        else
                                            vhalign = RS2::HAlignLeft;
                                        //}
                                    }
                                    break;
                                case 39:  // Thickness
                                    pen.setWidth(RS_FilterDXF::numberToWidth(dxfLine.toInt()));
                                    break;
                                case 62:  // Color
                                    pen.setColor(RS_FilterDXF::numberToColor(dxfLine.toInt()));
                                    break;
                                default:
                                    break;
                                }
                            }
                        }
                    } while(dxfCode && code!=0);
                    char* i=strchr(vtextStyle, '#');
                    if (i!=NULL) {
                        i[0] = '\0';
                    }
                    graphic->addEntity(
                        new RS_Text(graphic,
                                    RS_TextData(
                                        RS_Vector(vx1, vy1),
                                        vheight,
                                        100.0,
                                        RS2::VAlignBottom,
                                        vhalign,
                                        RS2::LeftToRight,
                                        RS2::Exact,
                                        1.0,
                                        vtext,
                                        vtextStyle,
                                        vtextAng
                                    )
                                   )
                    );
                }

                // ----------
                // Dimension:
                // ----------
                else if(dxfLine=="DIMENSION") {
                    int typ=1;
                    double v10=0.0, v20=0.0;
                    double v13=0.0, v23=0.0;
                    double v14=0.0, v24=0.0;
                    double v15=0.0, v25=0.0;
                    double v16=0.0, v26=0.0;
                    double v40=0.0, v50=0.0;
                    RS_String dimText;
                    do {
                        dxfCode=getBufLine();
                        if(dxfCode) {
                            code=dxfCode.toInt();
                        }
                        if(dxfCode && code!=0) {
                            dxfLine=getBufLine();
                            if(dxfLine) {
                                switch(code) {
                                case  1:  // Text (if any)
                                    dimText=dxfLine;

                                    // Mend unproper savings of older versions:
                                    if(dimText==" " || dimText==";;")
                                        dimText="";

                                    //else dimText.replace(QRegExp("%%c"), "