在现有的图像处理软件中融合dxf格式输出

在现有的图像处理软件中融合dxf格式输出

dxf格式是autocade的支持格式。如果将现有图像识别的结果导出到dxf格式，就能够使用autocad的强大功能进行后续处理。

dxf的格式比较复杂，开源支持库为libdxf,使用起来也比较复杂。经过一段时间融合，我将其修改为vs2012(mfc)能够直接调用的模式。

包含的类库都保存在一个文件夹下

调用方式

void testWriting() {

    DL_Dxf* dxf = new DL_Dxf();

    DL_Codes::version exportVersion = DL_Codes::AC1015;

    DL_WriterA* dw = dxf->out("myfile.dxf", exportVersion);

    if (dw==NULL) {

        printf("Cannot open file 'myfile.dxf' \

               for writing.");

        // abort function e.g. with return

    }

    dxf->writeHeader(*dw);

    // int variable:

    dw->dxfString(9, "$INSUNITS");

    dw->dxfInt(70, 4);

    // real (double, float) variable:

    dw->dxfString(9, "$DIMEXE");

    dw->dxfReal(40, 1.25);

    // string variable:

    dw->dxfString(9, "$TEXTSTYLE");

    dw->dxfString(7, "Standard");

    // vector variable:

    dw->dxfString(9, "$LIMMIN");

    dw->dxfReal(10, 0.0);

    dw->dxfReal(20, 0.0);

    dw->sectionEnd();

 

    dw->sectionTables();

    dxf->writeVPort(*dw);

    //创建线条开始

    dw->tableLineTypes(25);

    dxf->writeLineType(*dw, DL_LineTypeData("BYBLOCK", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("BYLAYER", 0));

    dxf->writeLineType(*dw,

        DL_LineTypeData("CONTINUOUS", 0));

    dxf->writeLineType(*dw,

        DL_LineTypeData("ACAD_ISO02W100", 0));

    dxf->writeLineType(*dw,

        DL_LineTypeData("ACAD_ISO03W100", 0));

    dxf->writeLineType(*dw,

        DL_LineTypeData("ACAD_ISO04W100", 0));

    dxf->writeLineType(*dw,

        DL_LineTypeData("ACAD_ISO05W100", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("BORDER", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("BORDER2", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("BORDERX2", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("CENTER", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("CENTER2", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("CENTERX2", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("DASHDOT", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("DASHDOT2", 0));

    dxf->writeLineType(*dw,

        DL_LineTypeData("DASHDOTX2", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("DASHED", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("DASHED2", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("DASHEDX2", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("DIVIDE", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("DIVIDE2", 0));

    dxf->writeLineType(*dw,

        DL_LineTypeData("DIVIDEX2", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("DOT", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("DOT2", 0));

    dxf->writeLineType(*dw, DL_LineTypeData("DOTX2", 0));

    dw->tableEnd();

    //创建线条结束

    int numberOfLayers = 3;

    dw->tableLayers(numberOfLayers);

 

    dxf->writeLayer(*dw,

        DL_LayerData("0", 0),

        DL_Attributes(

        std::string(""),      // leave empty

        DL_Codes::white,        // default color

        100,                  // default width

        "CONTINUOUS"));       // default line style

 

    dxf->writeLayer(*dw,

        DL_LayerData("mainlayer", 0),

        DL_Attributes(

        std::string(""),

        DL_Codes::red,

        100,

        "CONTINUOUS"));

 

    dxf->writeLayer(*dw,

        DL_LayerData("anotherlayer", 0),

        DL_Attributes(

        std::string(""),

        DL_Codes::black,

        100,

        "CONTINUOUS"));

 

    dw->tableEnd();

    dxf->writeStyle(*dw);

    dxf->writeView(*dw);

    dxf->writeUcs(*dw);

 

    dw->tableAppid(1);

    dw->tableAppidEntry(0x12);

    dw->dxfString(2, "ACAD");

    dw->dxfInt(70, 0);

    dw->tableEnd();

    dxf->writeDimStyle(*dw,

        1,

        1,

        1,

        1,

        1);

    dxf->writeBlockRecord(*dw);

    dxf->writeBlockRecord(*dw, "myblock1");

    dxf->writeBlockRecord(*dw, "myblock2");

    dw->tableEnd();

    dw->sectionEnd();

    dw->sectionBlocks();

 

    dxf->writeBlock(*dw,

        DL_BlockData("*Model_Space", 0, 0.0, 0.0, 0.0));

    dxf->writeEndBlock(*dw, "*Model_Space");

 

    dxf->writeBlock(*dw,

        DL_BlockData("*Paper_Space", 0, 0.0, 0.0, 0.0));

    dxf->writeEndBlock(*dw, "*Paper_Space");

 

    dxf->writeBlock(*dw,

        DL_BlockData("*Paper_Space0", 0, 0.0, 0.0, 0.0));

    dxf->writeEndBlock(*dw, "*Paper_Space0");

 

    dxf->writeBlock(*dw,

        DL_BlockData("myblock1", 0, 0.0, 0.0, 0.0));

    // ...

    // write block entities e.g. with dxf->writeLine(), ..

    // ...

    dxf->writeEndBlock(*dw, "myblock1");

 

    dxf->writeBlock(*dw,

        DL_BlockData("myblock2", 0, 0.0, 0.0, 0.0));

    // ...

    // write block entities e.g. with dxf->writeLine(), ..

    // ...

    dxf->writeEndBlock(*dw, "myblock2");

 

    dw->sectionEnd();

    dw->sectionEntities();

 

    // write all your entities..

    //dxf->writePoint(

    //    *dw,

    //    DL_PointData(10.0,

    //                 45.0,

    //                 0.0),

    //    DL_Attributes("mainlayer", 256, -1, "BYLAYER"));

    dxf->writeLine(

        *dw,

        DL_LineData(0.0,   // start point

        0.0,

        0.0,

        500.0,   // end point

        0.0,

        0.0),

        DL_Attributes("mainlayer", 256, -1, "BYLAYER"));

 

    dxf->writeLine(

        *dw,

        DL_LineData(500.0,   // start point

        0.0,

        0.0,

        500.0,   // end point

        500.0,

        0.0),

        DL_Attributes("mainlayer", 256, -1, "BYLAYER"));

 

    dxf->writeLine(

        *dw,

        DL_LineData(500.0,   // start point

        500.0,

        0.0,

        0.0,   // end point

        500.0,

        0.0),

        DL_Attributes("mainlayer", 256, -1, "BYLAYER"));

 

    dxf->writeLine(

        *dw,

        DL_LineData(0.0,   // start point

        500.0,

        0.0,

        0.0,   // end point

        0.0,

        0.0),

        DL_Attributes("mainlayer", 256, -1, "BYLAYER"));

 

    dw->sectionEnd();

    dxf->writeObjects(*dw);

    dxf->writeObjectsEnd(*dw);

    dw->dxfEOF();

    dw->close();

    delete dw;

    delete dxf;

}

代码下载：链接: http://pan.baidu.com/s/1kVRU3Dt 密码: iect

来自为知笔记(Wiz)