C++ DL_Dxf::writeVPort方法代码示例

本文整理汇总了C++中DL_Dxf::writeVPort方法的典型用法代码示例。如果您正苦于以下问题：C++ DL_Dxf::writeVPort方法的具体用法？C++ DL_Dxf::writeVPort怎么用？C++ DL_Dxf::writeVPort使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类DL_Dxf的用法示例。

在下文中一共展示了DL_Dxf::writeVPort方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: SaveVerticalProfiles

bool DxfProfilesExporter::SaveVerticalProfiles(	const QSharedPointer<DistanceMapGenerationTool::Map>& map,
												ccPolyline* profile,
												QString filename,
												unsigned angularStepCount,
												double heightStep,
												const Parameters& params,
												ccMainAppInterface* app/*=0*/)
{
#ifdef CC_DXF_SUPPORT
	assert(c_pageMargin_mm < c_profileMargin_mm);
	assert(2.0*c_profileMargin_mm < std::min(c_pageWidth_mm,c_pageHeight_mm));

	if (!map || !profile || angularStepCount == 0 || heightStep <= 0)
	{
		//invalid parameters
		return false;
	}

	//Theoretical profile bounding box
	PointCoordinateType profileBBMin[3],profileBBMax[3];
	profile->getAssociatedCloud()->getBoundingBox(profileBBMin,profileBBMax);
	//Mix with the map's boundaries along 'Y'
	double yMin = std::max(map->yMin,static_cast<double>(profileBBMin[1]));
	double yMax = std::min(map->yMin + static_cast<double>(map->ySteps) * map->yStep, static_cast<double>(profileBBMax[1]));
	const double ySpan = yMax - yMin;
	//For the 'X' dimension, it's easier to stick with the th. profile
	const double xMin = profileBBMin[0];
//	const double xMax = profileBBMax[0];
	const double xSpan = profileBBMax[0] - profileBBMin[0];

	if (xSpan == 0.0 || ySpan == 0.0)
	{
		if (app)
			app->dispToConsole(QString("Internal error: null profile?!"),ccMainAppInterface::ERR_CONSOLE_MESSAGE);
		return false;
	}

	DL_Dxf dxf;
	DL_WriterA* dw = dxf.out(qPrintable(filename), DL_VERSION_R12);
	if (!dw)
	{
		if (app)
			app->dispToConsole(QString("Failed to open '%1' file for writing!").arg(filename),ccMainAppInterface::ERR_CONSOLE_MESSAGE);
		return false;
	}

	//write header
	dxf.writeHeader(*dw);

	//add dimensions
	dw->dxfString(9, "$INSBASE");
	dw->dxfReal(10,0.0);
	dw->dxfReal(20,0.0);
	dw->dxfReal(30,0.0);
	dw->dxfString(9, "$EXTMIN");
	dw->dxfReal(10,0.0);
	dw->dxfReal(20,0.0);
	dw->dxfReal(30,0.0);
	dw->dxfString(9, "$EXTMAX");
	dw->dxfReal(10,c_pageWidth_mm);
	dw->dxfReal(20,c_pageHeight_mm);
	dw->dxfReal(30,0.0);
	dw->dxfString(9, "$LIMMIN");
	dw->dxfReal(10,0.0);
	dw->dxfReal(20,0.0);
	dw->dxfString(9, "$LIMMAX");
	dw->dxfReal(10,c_pageWidth_mm);
	dw->dxfReal(20,c_pageHeight_mm);

	//close header
	dw->sectionEnd();

	//Opening the Tables Section
	dw->sectionTables();
	//Writing the Viewports
	dxf.writeVPort(*dw);

	//Writing the Linetypes (all by default)
	{
		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));
//.........这里部分代码省略.........

开发者ID:eile，项目名称:trunk，代码行数:101，代码来源:dxfProfilesExporter.cpp

示例2: SaveHorizontalProfiles

bool DxfProfilesExporter::SaveHorizontalProfiles(	const QSharedPointer<DistanceMapGenerationTool::Map>& map,
													ccPolyline* profile,
													QString filename,
													unsigned heightStepCount,
													double angularStep_rad,
													double radToUnitConvFactor,
													QString angleUnit,
													const Parameters& params,
													ccMainAppInterface* app/*= 0*/)
{
#ifdef CC_DXF_SUPPORT
	assert(c_pageMargin_mm < c_profileMargin_mm);
	assert(2.0*c_profileMargin_mm < std::min(c_pageWidth_mm,c_pageHeight_mm));

	if (!map || !profile || heightStepCount == 0 || angularStep_rad <= 0)
	{
		//invalid parameters
		return false;
	}

	//Theoretical profile bounding box
	PointCoordinateType profileBBMin[3],profileBBMax[3];
	profile->getAssociatedCloud()->getBoundingBox(profileBBMin,profileBBMax);
	//Mix with the map's boundaries along 'Y'
	double yMin = std::max(	map->yMin + 0.5 * map->xStep, //central height of first row
							static_cast<double>(profileBBMin[1]));
	double yMax = std::min(	map->yMin + (static_cast<double>(map->ySteps)-0.5) * map->yStep, //central height of last row
							static_cast<double>(profileBBMax[1]));
	const double ySpan = yMax - yMin;

	//For the 'X' dimension, it's easier to stick with the th. profile
//	const double xMin = profileBBMin[0];
	const double xMax = profileBBMax[0];
	const double xSpan = profileBBMax[0] - profileBBMin[0];
	//shortcut for clarity
	const double& maxRadius = xMax;

	if (xSpan == 0.0 || ySpan == 0.0)
	{
		if (app)
			app->dispToConsole(QString("Internal error: null profile?!"),ccMainAppInterface::ERR_CONSOLE_MESSAGE);
		return false;
	}

	DL_Dxf dxf;
	DL_WriterA* dw = dxf.out(qPrintable(filename), DL_VERSION_R12);
	if (!dw)
	{
		if (app)
			app->dispToConsole(QString("Failed to open '%1' file for writing!").arg(filename),ccMainAppInterface::ERR_CONSOLE_MESSAGE);
		return false;
	}

	//write header
	dxf.writeHeader(*dw);

	//add dimensions
	dw->dxfString(9, "$INSBASE");
	dw->dxfReal(10,0.0);
	dw->dxfReal(20,0.0);
	dw->dxfReal(30,0.0);
	dw->dxfString(9, "$EXTMIN");
	dw->dxfReal(10,0.0);
	dw->dxfReal(20,0.0);
	dw->dxfReal(30,0.0);
	dw->dxfString(9, "$EXTMAX");
	dw->dxfReal(10,c_pageWidth_mm);
	dw->dxfReal(20,c_pageHeight_mm);
	dw->dxfReal(30,0.0);
	dw->dxfString(9, "$LIMMIN");
	dw->dxfReal(10,0.0);
	dw->dxfReal(20,0.0);
	dw->dxfString(9, "$LIMMAX");
	dw->dxfReal(10,c_pageWidth_mm);
	dw->dxfReal(20,c_pageHeight_mm);

	//close header
	dw->sectionEnd();

	//Opening the Tables Section
	dw->sectionTables();
	//Writing the Viewports
	dxf.writeVPort(*dw);

	//Writing the Linetypes (all by default)
	{
		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));
//.........这里部分代码省略.........

开发者ID:eile，项目名称:trunk，代码行数:101，代码来源:dxfProfilesExporter.cpp

示例3: main

int main() {
    DL_Dxf dxf;
    DL_WriterA* dw = dxf.out("dimension.dxf", DL_Codes::AC1015);
 
    // section header:
    dxf.writeHeader(*dw);
    dw->sectionEnd();
 
    // section tables:
    dw->sectionTables();

    // VPORT:
    dxf.writeVPort(*dw);

    // LTYPE:
    dw->tableLinetypes(1);
    dxf.writeLinetype(*dw, DL_LinetypeData("CONTINUOUS", "Continuous", 0, 0, 0.0));
    dxf.writeLinetype(*dw, DL_LinetypeData("BYLAYER", "", 0, 0, 0.0));
    dxf.writeLinetype(*dw, DL_LinetypeData("BYBLOCK", "", 0, 0, 0.0));
    dw->tableEnd();

    // LAYER:
    dw->tableLayers(1);
    dxf.writeLayer(
        *dw,
        DL_LayerData("0", 0),
        DL_Attributes("", 1, 0x00ff0000, 15, "CONTINUOUS")
    );
    dw->tableEnd();

    // STYLE:
    dw->tableStyle(1);
    DL_StyleData style("Standard", 0, 0.0, 1.0, 0.0, 0, 2.5, "txt", "");
    style.bold = false;
    style.italic = false;
    dxf.writeStyle(*dw, style);
    dw->tableEnd();

    // VIEW:
    dxf.writeView(*dw);

    // UCS:
    dxf.writeUcs(*dw);

    // APPID:
    dw->tableAppid(1);
    dxf.writeAppid(*dw, "ACAD");
    dw->tableEnd();

    // DIMSTYLE:
    dxf.writeDimStyle(*dw, 2.5, 0.625, 0.625, 0.625, 2.5);

    // BLOCK_RECORD:
    dxf.writeBlockRecord(*dw);
    dw->tableEnd();

    dw->sectionEnd();
 
    // BLOCK:
    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");
    dw->sectionEnd();
 
    // ENTITIES:
    dw->sectionEntities();
 
    DL_Attributes attributes("0", 256, -1, -1, "BYLAYER");

    // LINE:
    DL_LineData lineData(10, 5, 0, 30, 5, 0);
    dxf.writeLine(*dw, lineData, attributes);
 
    // DIMENSION:
    DL_DimensionData dimData(10.0,                  // def point (dimension line pos)
                             50.0,
                             0.0,
                             0,                     // text pos (irrelevant if flag 0x80 (128) set for type
                             0,
                             0.0,
                             0x1,                   // type: aligned with auto text pos (0x80 NOT set)
                             8,                     // attachment point: bottom center
                             2,                     // line spacing: exact
                             1.0,                   // line spacing factor
                             "",                    // text
                             "Standard",            // style
                             0.0,                   // text angle
                             1.0,                   // linear factor
                             1.0);                  // dim scale

    DL_DimAlignedData dimAlignedData(10.0,          // extension point 1
                                     5.0,
                                     0.0,
                                     30.0,          // extension point 2
                                     5.0,
                                     0.0);
//.........这里部分代码省略.........

开发者ID:MrCairo90，项目名称:CloudCompare，代码行数:101，代码来源:main.cpp

示例4: saveToFile

CC_FILE_ERROR DxfFilter::saveToFile(ccHObject* root, const char* filename)
{
#ifndef CC_DXF_SUPPORT

	ccLog::Error("[DXF] DXF format not supported! Check compilation parameters!");
	return CC_FERR_CONSOLE_ERROR;

#else

	if (!root || !filename)
		return CC_FERR_BAD_ARGUMENT;

	ccHObject::Container polylines;
	root->filterChildren(polylines,true,CC_POLY_LINE);

	//only polylines are handled for now
	size_t polyCount = polylines.size();
	if (!polyCount)
		return CC_FERR_NO_SAVE;

	//get global bounding box
	ccBBox box;
	for (size_t i=0; i<polyCount; ++i)
	{
		ccBBox polyBox = polylines[i]->getBB();
		if (i)
		{
			box += polyBox;
		}
		else
		{
			box = polyBox;
		}
	}

	CCVector3 diag = box.getDiagVec();
	double baseSize = static_cast<double>(std::max(diag.x,diag.y));
	double lineWidth = baseSize / 40.0;
	double pageMargin = baseSize / 20.0;

	DL_Dxf dxf;
	DL_WriterA* dw = dxf.out(qPrintable(filename), DL_VERSION_R12);
	if (!dw)
	{
		return CC_FERR_WRITING;
	}

	//write header
	dxf.writeHeader(*dw);

	//add dimensions
	dw->dxfString(9, "$INSBASE");
	dw->dxfReal(10,0.0);
	dw->dxfReal(20,0.0);
	dw->dxfReal(30,0.0);
	dw->dxfString(9, "$EXTMIN");
	dw->dxfReal(10,static_cast<double>(box.minCorner().x)-pageMargin);
	dw->dxfReal(20,static_cast<double>(box.minCorner().y)-pageMargin);
	dw->dxfReal(30,static_cast<double>(box.minCorner().z)-pageMargin);
	dw->dxfString(9, "$EXTMAX");
	dw->dxfReal(10,static_cast<double>(box.maxCorner().x)+pageMargin);
	dw->dxfReal(20,static_cast<double>(box.maxCorner().y)+pageMargin);
	dw->dxfReal(30,static_cast<double>(box.maxCorner().z)+pageMargin);
	dw->dxfString(9, "$LIMMIN");
	dw->dxfReal(10,static_cast<double>(box.minCorner().x)-pageMargin);
	dw->dxfReal(20,static_cast<double>(box.minCorner().y)-pageMargin);
	dw->dxfString(9, "$LIMMAX");
	dw->dxfReal(10,static_cast<double>(box.maxCorner().x)+pageMargin);
	dw->dxfReal(20,static_cast<double>(box.maxCorner().y)+pageMargin);

	//close header
	dw->sectionEnd();

	//Opening the Tables Section
	dw->sectionTables();
	//Writing the Viewports
	dxf.writeVPort(*dw);

	//Writing the Linetypes (all by default)
	{
		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));
//.........这里部分代码省略.........

开发者ID:kod3r，项目名称:trunk，代码行数:101，代码来源:DxfFilter.cpp

示例5: main

int main(int argc, char **argv)
{
	if (argc < 5) {
		std::cerr << "Usage: dxf-import <main input file> <overlay input file> <overlay layer name prefix> <output file>\n";
		return 1;
	}
	
	std::string mainInput = argv[1];
	std::string overlayInput = argv[2];
	std::string layerPrefix = argv[3];
	
	LayerCounter mainLayerCounter(layerPrefix, false);
	mainLayerCounter.input(mainInput);
	
	LayerCounter overlayLayerCounter(layerPrefix, true);
	overlayLayerCounter.input(overlayInput);
	
	DL_Dxf output;
	DL_WriterA *writer = output.out(argv[4]);
	if (!writer) {
		std::cerr << "Unable to open output file '" << argv[4] << "'\n";
		return 1;
	}
	
	
	output.writeHeader(*writer);
	VariableWriter(&output, writer).input(mainInput);
	writer->sectionEnd();
	
	
	writer->sectionTables();
	output.writeVPort(*writer);
	writeLineTypes(output, writer);
	
	writer->tableLayers(mainLayerCounter.layers() + overlayLayerCounter.layers());
	LayerWriter(layerPrefix, false, &output, writer).input(mainInput);
	LayerWriter(layerPrefix, true, &output, writer).input(overlayInput);
	writer->tableEnd();
	
	output.writeStyle(*writer);
	output.writeView(*writer);
	output.writeUcs(*writer);
	writer->tableAppid(1);
	writer->tableAppidEntry(0x12);
	writer->dxfString(2, "ACAD");
	writer->dxfInt(70, 0);
	writer->tableEnd();
	output.writeDimStyle(*writer, 3.0, 3.0, 1.5, 2.0, 3.0);
	
	output.writeBlockRecord(*writer);
	BlockRecordWriter(layerPrefix, false, &output, writer).input(mainInput);
	BlockRecordWriter(layerPrefix, true, &output, writer).input(overlayInput);
	writer->tableEnd();
	
	writer->sectionEnd();
	
	
	std::map<std::string, ImageHandle> images;
	
	
	writer->sectionBlocks();
	output.writeBlock(*writer, DL_BlockData("*Model_Space", 0, 0.0, 0.0, 0.0));
	output.writeEndBlock(*writer, "*Model_Space");
	output.writeBlock(*writer, DL_BlockData("*Paper_Space", 0, 0.0, 0.0, 0.0));
	output.writeEndBlock(*writer, "*Paper_Space");
	output.writeBlock(*writer, DL_BlockData("*Paper_Space0", 0, 0.0, 0.0, 0.0));
	output.writeEndBlock(*writer, "*Paper_Space0");
	EntityWriter(layerPrefix, false, &output, writer, true, &images).input(mainInput);
	EntityWriter(layerPrefix, true, &output, writer, true, &images).input(overlayInput);
	writer->sectionEnd();
	
	
	writer->sectionEntities();
	EntityWriter(layerPrefix, false, &output, writer, false, &images).input(mainInput);
	EntityWriter(layerPrefix, true, &output, writer, false, &images).input(overlayInput);
	writer->sectionEnd();
	
	
	output.writeObjects(*writer);
	ObjectWriter(&output, writer, &images).input(mainInput);
	ObjectWriter(&output, writer, &images).input(overlayInput);
	output.writeObjectsEnd(*writer);
	
	
	writer->dxfEOF();	
	writer->close();
	delete writer;
	
	return 0;
}

开发者ID:ohm2013，项目名称:gis，代码行数:90，代码来源:dxf-import.cpp

示例6: main

int main() {
    DL_Dxf dxf;
    DL_WriterA* dw = dxf.out("hatch.dxf", DL_Codes::AC1015);
 
    // section header:
    dxf.writeHeader(*dw);
    dw->sectionEnd();
 
    // section tables:
    dw->sectionTables();

    // VPORT:
    dxf.writeVPort(*dw);

    // LTYPE:
    dw->tableLinetypes(1);
    dxf.writeLinetype(*dw, DL_LinetypeData("CONTINUOUS", "Continuous", 0, 0, 0.0));
    dxf.writeLinetype(*dw, DL_LinetypeData("BYLAYER", "", 0, 0, 0.0));
    dxf.writeLinetype(*dw, DL_LinetypeData("BYBLOCK", "", 0, 0, 0.0));
    dw->tableEnd();

    // LAYER:
    dw->tableLayers(1);
    dxf.writeLayer(
        *dw,
        DL_LayerData("0", 0),
        DL_Attributes("", 2, 0, 100, "CONTINUOUS")
    );
    dw->tableEnd();

    // STYLE:
    dw->tableStyle(1);
    DL_StyleData style("Standard", 0, 0.0, 1.0, 0.0, 0, 2.5, "txt", "");
    style.bold = false;
    style.italic = false;
    dxf.writeStyle(*dw, style);
    dw->tableEnd();

    // VIEW:
    dxf.writeView(*dw);

    // UCS:
    dxf.writeUcs(*dw);

    // APPID:
    dw->tableAppid(1);
    dxf.writeAppid(*dw, "ACAD");
    dw->tableEnd();

    // DIMSTYLE:
    dxf.writeDimStyle(*dw, 2.5, 0.625, 0.625, 0.625, 2.5);

    // BLOCK_RECORD:
    dxf.writeBlockRecord(*dw);
    dw->tableEnd();

    dw->sectionEnd();
 
    // BLOCK:
    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");
    dw->sectionEnd();
 
    // ENTITIES:
    dw->sectionEntities();
 
    DL_Attributes attributes("0", 2, 0, -1, "BYLAYER");
 
    // start hatch with one loop:
    DL_HatchData data(1, false, 100.0, 0.0, "ESCHER", 0.0, 0.0);
    dxf.writeHatch1(*dw, data, attributes);
 
    // start loop:
    DL_HatchLoopData lData(1);
    dxf.writeHatchLoop1(*dw, lData);
 
    // write edge:
    DL_HatchEdgeData eData(
        0.0,
        0.0,
        100.0,
        0.0,
        M_PI*2,
        true
    );
    dxf.writeHatchEdge(*dw, eData);
 
    // end loop:
    dxf.writeHatchLoop2(*dw, lData);
 
    // end hatch:
    dxf.writeHatch2(*dw, data, attributes);
 
    // end section ENTITIES:
    dw->sectionEnd();
//.........这里部分代码省略.........

开发者ID:Jackieee，项目名称:qcad，代码行数:101，代码来源:main.cpp

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