607 lines
21 KiB
C++
607 lines
21 KiB
C++
/************************************************************************
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**
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** @file vdxfengine.cpp
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** @author Valentina Zhuravska <zhuravska19(at)gmail.com>
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** @date 12 8, 2015
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**
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** @brief
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** @copyright
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** This source code is part of the Valentine project, a pattern making
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** program, whose allow create and modeling patterns of clothing.
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** Copyright (C) 2013-2015 Valentina project
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** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
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**
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** Valentina is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** Valentina is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with Valentina. If not, see <http://www.gnu.org/licenses/>.
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**
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*************************************************************************/
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#include "vdxfengine.h"
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#include <QByteArray>
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#include <QColor>
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#include <QDateTime>
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#include <QFlag>
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#include <QFlags>
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#include <QFont>
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#include <QLineF>
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#include <QList>
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#include <QMessageLogger>
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#include <QPaintEngineState>
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#include <QPainterPath>
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#include <QPen>
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#include <QPolygonF>
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#include <QTextItem>
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#include <Qt>
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#include <QtDebug>
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#include "../vmisc/def.h"
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#include "../vmisc/diagnostic.h"
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#include "../vmisc/vmath.h"
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#include "dxflib/dl_attributes.h"
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#include "dxflib/dl_codes.h"
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#include "dxflib/dl_dxf.h"
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#include "dxflib/dl_entities.h"
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#include "dxflib/dl_writer_ascii.h"
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class QLine;
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class QLineF;
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class QPaintDevice;
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class QPixmap;
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class QPoint;
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class QPointF;
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class QPolygonF;
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class QRect;
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class QRectF;
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//---------------------------------------------------------------------------------------------------------------------
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static inline QPaintEngine::PaintEngineFeatures svgEngineFeatures()
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{
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QT_WARNING_PUSH
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QT_WARNING_DISABLE_CLANG("-Wsign-conversion")
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QT_WARNING_DISABLE_INTEL(68)
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return QPaintEngine::PaintEngineFeatures(
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QPaintEngine::AllFeatures
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& ~QPaintEngine::PatternBrush
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& ~QPaintEngine::PerspectiveTransform
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& ~QPaintEngine::ConicalGradientFill
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& ~QPaintEngine::PorterDuff);
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QT_WARNING_POP
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}
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//---------------------------------------------------------------------------------------------------------------------
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VDxfEngine::VDxfEngine()
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:QPaintEngine(svgEngineFeatures()),
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size(),
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resolution(static_cast<int>(PrintDPI)),
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fileName(),
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matrix(),
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dxf(nullptr),
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dw(nullptr),
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varMeasurement(VarMeasurement::Metric),
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varInsunits(VarInsunits::Centimeters)
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{
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}
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//---------------------------------------------------------------------------------------------------------------------
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VDxfEngine::~VDxfEngine()
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{
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}
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//---------------------------------------------------------------------------------------------------------------------
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bool VDxfEngine::begin(QPaintDevice *pdev)
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{
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Q_UNUSED(pdev)
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if (size.isValid() == false)
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{
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qWarning()<<"VDxfEngine::begin(), size is not valid";
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return false;
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}
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dxf = new DL_Dxf();
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DL_Codes::version exportVersion = DL_Codes::AC1015;
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QByteArray fileNameArray = getFileName().toLocal8Bit();
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dw = dxf->out(fileNameArray.data(), exportVersion);
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if (dw==nullptr)
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{
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qWarning("VDxfEngine::begin(), can't open file");
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return false;
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}
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dxf->writeHeader(*dw);
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dxf->writeComment(*dw, "Valentina DXF File");
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dw->dxfString(9, "$ANGDIR"); // 1 = Clockwise angles, 0 = Counterclockwise
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dw->dxfInt(70, 0); // Qt use counterclockwise
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dw->dxfString(9, "$MEASUREMENT"); // Sets drawing units: 0 = English; 1 = Metric
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dw->dxfInt(70, static_cast<int>(varMeasurement));
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dw->dxfString(9, "$INSUNITS");
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dw->dxfInt(70, static_cast<int>(varInsunits));
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dw->dxfString(9, "$DIMSCALE");
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dw->dxfReal(40, 1.0);
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// Official documentation says that initial value is 1.0, however LibreCAD has trouble if not set this value
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// explicitly.
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dw->dxfString(9, "$DIMLFAC");
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dw->dxfReal(40, 1.0);
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QString dateTime = QDateTime::currentDateTime().toString("yyyyMMdd.HHmmsszzz");
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dateTime.chop(1);// we need hundredths of a second
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dw->dxfString(9, "$TDCREATE");
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dw->dxfString(40, dateTime.toUtf8().constData());
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dw->sectionEnd();
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dw->sectionTables();
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dxf->writeVPort(*dw);
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dw->tableLinetypes(25);
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dxf->writeLinetype(*dw, DL_LinetypeData("BYBLOCK", "BYBLOCK", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("BYLAYER", "BYLAYER", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("CONTINUOUS", "Continuous", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("ACAD_ISO02W100", "ACAD_ISO02W100", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("ACAD_ISO03W100", "ACAD_ISO03W100", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("ACAD_ISO04W100", "ACAD_ISO04W100", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("ACAD_ISO05W100", "ACAD_ISO05W100", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("BORDER", "BORDER", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("BORDER2", "BORDER2", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("BORDERX2", "BORDERX2", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("CENTER", "CENTER", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("CENTER2", "CENTER2", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("CENTERX2", "CENTERX2", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("DASHDOT", "DASHDOT", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("DASHDOT2", "DASHDOT2", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("DASHDOTX2", "DASHDOTX2", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("DASHED", "DASHED", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("DASHED2", "DASHED2", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("DASHEDX2", "DASHEDX2", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("DIVIDE", "DIVIDE", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("DIVIDE2", "DIVIDE2", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("DIVIDEX2", "DIVIDEX2", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("DOT", "DOT", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("DOT2", "DOT2", 0, 0, 0.0));
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dxf->writeLinetype(*dw, DL_LinetypeData("DOTX2", "DOTX2", 0, 0, 0.0));
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dw->tableEnd();
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int numberOfLayers = 1;
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dw->tableLayers(numberOfLayers);
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dxf->writeLayer(*dw,
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DL_LayerData("0", 0),
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DL_Attributes(
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std::string(""), // leave empty
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DL_Codes::black, // default color
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100, // default width
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"CONTINUOUS", // default line style
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1.0)); // default line type scale
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dw->tableEnd();
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dw->tableStyle(1);
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DL_StyleData style("Standard", 0, 0.0, 1.0, 0.0, 0, 2.5, "txt", "");
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style.bold = false;
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style.italic = false;
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dxf->writeStyle(*dw, style);
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dw->tableEnd();
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dxf->writeView(*dw);
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dxf->writeUcs(*dw);
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dw->tableAppid(1);
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dw->tableAppidEntry(0x12);
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dw->dxfString(2, "ACAD");
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dw->dxfInt(70, 0);
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dw->tableEnd();
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dxf->writeDimStyle(*dw, 1, 1, 1, 1, 1);
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dxf->writeBlockRecord(*dw);
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dxf->writeBlockRecord(*dw, "layout");
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dw->tableEnd();
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dw->sectionEnd();
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dw->sectionBlocks();
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dxf->writeBlock(*dw, DL_BlockData("*Model_Space", 0, 0.0, 0.0, 0.0));
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dxf->writeEndBlock(*dw, "*Model_Space");
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dxf->writeBlock(*dw, DL_BlockData("*Paper_Space", 0, 0.0, 0.0, 0.0));
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dxf->writeEndBlock(*dw, "*Paper_Space");
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dxf->writeBlock(*dw, DL_BlockData("*Paper_Space0", 0, 0.0, 0.0, 0.0));
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dxf->writeEndBlock(*dw, "*Paper_Space0");
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dxf->writeBlock(*dw, DL_BlockData("layout", 0, 0.0, 0.0, 0.0));
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// ...
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// write block entities e.g. with dxf->writeLine(), ..
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// ...
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dxf->writeEndBlock(*dw, "layout");
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dw->sectionEnd();
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dw->sectionEntities();
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return true;
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}
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//---------------------------------------------------------------------------------------------------------------------
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bool VDxfEngine::end()
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{
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dw->sectionEnd();
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dxf->writeObjects(*dw);
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dxf->writeObjectsEnd(*dw);
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dw->dxfEOF();
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dw->close();
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delete dw;
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delete dxf;
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return true;
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}
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//---------------------------------------------------------------------------------------------------------------------
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// cppcheck-suppress unusedFunction
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void VDxfEngine::updateState(const QPaintEngineState &state)
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{
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QPaintEngine::DirtyFlags flags = state.state();
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// always stream full gstate, which is not required, but...
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flags |= QPaintEngine::AllDirty;
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if (flags & QPaintEngine::DirtyTransform)
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{
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matrix = state.matrix(); // Save new matrix for moving paths
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VDxfEngine::drawPath(const QPainterPath &path)
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{
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const QList<QPolygonF> subpaths = path.toSubpathPolygons(matrix);
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for (int j=0; j < subpaths.size(); ++j)
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{
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const QPolygonF polygon = subpaths.at(j);
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if (polygon.isEmpty())
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{
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return;
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}
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dxf->writePolyline(*dw,
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DL_PolylineData(polygon.size(), 0, 0, 0),
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DL_Attributes("0", getPenColor(), -1, getPenStyle(), 1.0));
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for (int i=0; i < polygon.count(); ++i)
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{
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dxf->writeVertex(*dw,
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DL_VertexData(FromPixel(polygon.at(i).x(), varInsunits),
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FromPixel(getSize().height() - polygon.at(i).y(), varInsunits), 0, 0));
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}
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dxf->writePolylineEnd(*dw);
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VDxfEngine::drawLines(const QLineF * lines, int lineCount)
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{
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for (int i = 0; i < lineCount; ++i)
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{
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const QPointF p1 = matrix.map(lines[i].p1());
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const QPointF p2 = matrix.map(lines[i].p2());
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dxf->writeLine(*dw,
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DL_LineData(FromPixel(p1.x(), varInsunits), // start point
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FromPixel(getSize().height() - p1.y(), varInsunits),
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FromPixel(0.0, varInsunits),
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FromPixel(p2.x(), varInsunits), // end point
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FromPixel(getSize().height() - p2.y(), varInsunits),
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FromPixel(0.0, varInsunits)),
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DL_Attributes("0", getPenColor(), -1, getPenStyle(), 1.0));
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VDxfEngine::drawLines(const QLine * lines, int lineCount)
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{
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QPaintEngine::drawLines(lines, lineCount);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VDxfEngine::drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode)
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{
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Q_UNUSED(mode)
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if (pointCount <= 0)
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{
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return;
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}
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dxf->writePolyline(*dw,
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DL_PolylineData(pointCount, 0, 0, 0),
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DL_Attributes("0", getPenColor(), -1, getPenStyle(), 1.0));
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for (int i = 0; i < pointCount; ++i)
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{
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const QPointF p = matrix.map(points[i]);
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dxf->writeVertex(*dw,
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DL_VertexData(FromPixel(p.x(), varInsunits),
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FromPixel(getSize().height() - p.y(), varInsunits), 0, 0));
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}
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dxf->writePolylineEnd(*dw);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VDxfEngine::drawPolygon(const QPoint *points, int pointCount, QPaintEngine::PolygonDrawMode mode)
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{
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QPaintEngine::drawPolygon(points, pointCount, mode);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VDxfEngine::drawEllipse(const QRectF & rect)
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{
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const QRectF newRect = matrix.mapRect(rect);
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const double rotationAngle = atan(matrix.m12()/matrix.m11());
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double majorX, majorY; // distanse between center and endpoint of the major axis
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double ratio; // ratio of minor axis to major axis
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if(rect.width()<= rect.height())
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{
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majorX = (rect.top() - rect.center().y())*sin(rotationAngle)*matrix.m11()/cos(rotationAngle);
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// major axis * sin(rotation angle) * x-scale-factor
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majorY = (rect.top() - rect.center().y())*matrix.m22();
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// major axis * cos(rotation angle) * y-scale-factor, where y-scale-factor = matrix.m22()/cos(rotationAngle)
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ratio = rect.width()/rect.height();
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}
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else
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{
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majorX = (rect.right() - rect.center().x())*matrix.m11();
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// major axis * cos(rotation angle) * x-scale-factor, where y-scale-factor = matrix.m22()/cos(rotationAngle)
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majorY = (rect.right() - rect.center().x())*sin(rotationAngle)*matrix.m22()/cos(rotationAngle);
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// major axis * sin(rotation angle) * y-scale-factor
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ratio = rect.height()/rect.width();
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}
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dxf->writeEllipse(*dw,
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DL_EllipseData(FromPixel(newRect.center().x(), varInsunits), // center X
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FromPixel(getSize().height() - newRect.center().y(), varInsunits), // center Y
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FromPixel(0, varInsunits), // center Z
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FromPixel(majorX, varInsunits),
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FromPixel(majorY, varInsunits),
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FromPixel(0, varInsunits),
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FromPixel(ratio, varInsunits),
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0, 6.28 // startangle and endangle of ellipse in rad
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),
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DL_Attributes("0", getPenColor(), -1, getPenStyle(), 1.0));
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VDxfEngine::drawEllipse(const QRect & rect)
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{
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QPaintEngine::drawEllipse(rect);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VDxfEngine::drawTextItem(const QPointF & p, const QTextItem & textItem)
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{
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const QPointF startPoint = matrix.map(p);
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const double rotationAngle = atan(matrix.m12()/matrix.m11());
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const QFont f = textItem.font();
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const int textSize = f.pixelSize() == -1 ? f.pointSize() : f.pixelSize();
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dxf->writeText(*dw,
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DL_TextData(FromPixel(startPoint.x(), varInsunits),
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FromPixel(getSize().height() - startPoint.y(), varInsunits),
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FromPixel(0, varInsunits),
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FromPixel(startPoint.x(), varInsunits),
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FromPixel(getSize().height() - startPoint.y(), varInsunits),
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FromPixel(0, varInsunits),
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textSize * matrix.m11(),
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1, // relative X scale factor
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0, // flag (0 = default, 2 = Backwards, 4 = Upside down)
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0, // Horizontal justification (0 = Left (default), 1 = Center, 2 = Right,)
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0, // Vertical justification (0 = Baseline (default), 1 = Bottom, 2 = Middle, 3= Top)
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textItem.text().toUtf8().constData(), // text data
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f.family().toUtf8().constData(), // font
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-rotationAngle
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),
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DL_Attributes("0", getPenColor(), -1, getPenStyle(), 1.0));
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}
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//---------------------------------------------------------------------------------------------------------------------
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QPaintEngine::Type VDxfEngine::type() const
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{
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return QPaintEngine::User;
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}
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//---------------------------------------------------------------------------------------------------------------------
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// cppcheck-suppress unusedFunction
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void VDxfEngine::drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr)
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{
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Q_UNUSED(r)
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Q_UNUSED(pm)
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Q_UNUSED(sr)
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}
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//---------------------------------------------------------------------------------------------------------------------
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QSize VDxfEngine::getSize() const
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{
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return size;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VDxfEngine::setSize(const QSize &value)
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{
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Q_ASSERT(not isActive());
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size = value;
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}
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//---------------------------------------------------------------------------------------------------------------------
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double VDxfEngine::getResolution() const
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{
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return resolution;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VDxfEngine::setResolution(double value)
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{
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Q_ASSERT(not isActive());
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resolution = value;
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}
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//---------------------------------------------------------------------------------------------------------------------
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QString VDxfEngine::getFileName() const
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{
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return fileName;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VDxfEngine::setFileName(const QString &value)
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{
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Q_ASSERT(not isActive());
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fileName = value;
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}
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//---------------------------------------------------------------------------------------------------------------------
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|
std::string VDxfEngine::getPenStyle()
|
|
{
|
|
switch (state->pen().style())
|
|
{
|
|
case Qt::SolidLine:
|
|
return "BYLAYER";
|
|
break;
|
|
case Qt::DashLine:
|
|
return "DASHED";
|
|
break;
|
|
case Qt::DotLine:
|
|
return "DOT";
|
|
break;
|
|
case Qt::DashDotLine:
|
|
return "DASHDOT";
|
|
break;
|
|
case Qt::DashDotDotLine:
|
|
return "DIVIDE";
|
|
break;
|
|
default:
|
|
return "BYLAYER";
|
|
break;
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
int VDxfEngine::getPenColor()
|
|
{
|
|
QColor color = state->pen().color();
|
|
|
|
if(color == Qt::black)
|
|
{
|
|
return DL_Codes::black;
|
|
}
|
|
else if(color == Qt::white)
|
|
{
|
|
return DL_Codes::white;
|
|
}
|
|
else if(color == Qt::darkGray)
|
|
{
|
|
return DL_Codes::gray;
|
|
}
|
|
else if(color == Qt::gray)
|
|
{
|
|
return DL_Codes::l_gray;
|
|
}
|
|
else if(color == Qt::darkMagenta)
|
|
{
|
|
return DL_Codes::magenta;
|
|
}
|
|
else if(color == Qt::magenta)
|
|
{
|
|
return DL_Codes::l_magenta;
|
|
}
|
|
else if(color == Qt::cyan)
|
|
{
|
|
return DL_Codes::l_cyan;
|
|
}
|
|
else if(color == Qt::darkCyan)
|
|
{
|
|
return DL_Codes::cyan;
|
|
}
|
|
else if(color == Qt::blue)
|
|
{
|
|
return DL_Codes::l_blue;
|
|
}
|
|
else if(color == Qt::darkBlue)
|
|
{
|
|
return DL_Codes::blue;
|
|
}
|
|
else if(color == Qt::darkGreen)
|
|
{
|
|
return DL_Codes::green;
|
|
}
|
|
else if(color == Qt::green)
|
|
{
|
|
return DL_Codes::l_green;
|
|
}
|
|
else if(color == Qt::darkRed)
|
|
{
|
|
return DL_Codes::red;
|
|
}
|
|
else if(color == Qt::red)
|
|
{
|
|
return DL_Codes::l_red;
|
|
}
|
|
else if(color == Qt::yellow)
|
|
{
|
|
return DL_Codes::yellow;
|
|
}
|
|
else
|
|
{
|
|
return DL_Codes::bylayer;
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void VDxfEngine::setMeasurement(const VarMeasurement &var)
|
|
{
|
|
Q_ASSERT(not isActive());
|
|
varMeasurement = var;
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
void VDxfEngine::setInsunits(const VarInsunits &var)
|
|
{
|
|
Q_ASSERT(not isActive());
|
|
varInsunits = var;
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------
|
|
QT_WARNING_PUSH
|
|
QT_WARNING_DISABLE_GCC("-Wswitch-default")
|
|
|
|
double VDxfEngine::FromPixel(double pix, const VarInsunits &unit) const
|
|
{
|
|
switch (unit)
|
|
{
|
|
case VarInsunits::Millimeters:
|
|
return pix / resolution * 25.4;
|
|
case VarInsunits::Centimeters:
|
|
return pix / resolution * 25.4 / 10.0;
|
|
case VarInsunits::Inches:
|
|
return pix / resolution;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
QT_WARNING_POP
|