valentina/src/libs/vdxf/vdxfengine.cpp

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/************************************************************************
**
** @file vdxfengine.cpp
** @author Valentina Zhuravska <zhuravska19(at)gmail.com>
** @date 12 8, 2015
**
** @brief
** @copyright
** This source code is part of the Valentine project, a pattern making
** program, whose allow create and modeling patterns of clothing.
** Copyright (C) 2013-2015 Valentina project
** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
**
** Valentina is free software: you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** Valentina is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with Valentina. If not, see <http://www.gnu.org/licenses/>.
**
*************************************************************************/
#include "vdxfengine.h"
#include <QByteArray>
#include <QColor>
#include <QDateTime>
#include <QFlag>
#include <QFlags>
#include <QFont>
#include <QLineF>
#include <QList>
#include <QMessageLogger>
#include <QPaintEngineState>
#include <QPainterPath>
#include <QPen>
#include <QPolygonF>
#include <QTextItem>
#include <Qt>
#include <QtDebug>
#include "../vmisc/def.h"
#include "../vmisc/diagnostic.h"
#include "../vmisc/vmath.h"
#include "dxiface.h"
//---------------------------------------------------------------------------------------------------------------------
static inline QPaintEngine::PaintEngineFeatures svgEngineFeatures()
{
QT_WARNING_PUSH
QT_WARNING_DISABLE_CLANG("-Wsign-conversion")
QT_WARNING_DISABLE_INTEL(68)
return QPaintEngine::PaintEngineFeatures(
QPaintEngine::AllFeatures
& ~QPaintEngine::PatternBrush
& ~QPaintEngine::PerspectiveTransform
& ~QPaintEngine::ConicalGradientFill
& ~QPaintEngine::PorterDuff);
QT_WARNING_POP
}
//---------------------------------------------------------------------------------------------------------------------
VDxfEngine::VDxfEngine()
:QPaintEngine(svgEngineFeatures()),
size(),
resolution(static_cast<int>(PrintDPI)),
fileName(),
m_version(DRW::AC1014),
matrix(),
input(),
varMeasurement(VarMeasurement::Metric),
varInsunits(VarInsunits::Centimeters)
{
}
//---------------------------------------------------------------------------------------------------------------------
bool VDxfEngine::begin(QPaintDevice *pdev)
{
Q_UNUSED(pdev)
if (size.isValid() == false)
{
qWarning()<<"VDxfEngine::begin(), size is not valid";
return false;
}
input = QSharedPointer<dx_iface>(new dx_iface(fileName.toStdString(), varMeasurement, varInsunits));
return true;
}
//---------------------------------------------------------------------------------------------------------------------
bool VDxfEngine::end()
{
const bool res = input->fileExport(m_version, false);
return res;
}
//---------------------------------------------------------------------------------------------------------------------
// cppcheck-suppress unusedFunction
void VDxfEngine::updateState(const QPaintEngineState &state)
{
QPaintEngine::DirtyFlags flags = state.state();
// always stream full gstate, which is not required, but...
flags |= QPaintEngine::AllDirty;
if (flags & QPaintEngine::DirtyTransform)
{
matrix = state.matrix(); // Save new matrix for moving paths
}
}
//---------------------------------------------------------------------------------------------------------------------
void VDxfEngine::drawPath(const QPainterPath &path)
{
const QList<QPolygonF> subpaths = path.toSubpathPolygons(matrix);
for (int j=0; j < subpaths.size(); ++j)
{
const QPolygonF polygon = subpaths.at(j);
if (polygon.isEmpty())
{
continue;
}
if (m_version > DRW::AC1009)
{ // Use lwpolyline
DRW_LWPolyline *poly = new DRW_LWPolyline();
poly->layer = "0";
poly->color = getPenColor();
poly->lWeight = DRW_LW_Conv::widthByLayer;
poly->lineType = getPenStyle();
if (polygon.size() > 1 && polygon.first() == polygon.last())
{
poly->flags = 1; // closed
}
for (int i=0; i < polygon.count(); ++i)
{
poly->addVertex(DRW_Vertex2D(FromPixel(polygon.at(i).x(), varInsunits),
FromPixel(getSize().height() - polygon.at(i).y(), varInsunits), 0));
}
input->AddEntity(poly);
}
else
{ // Use polyline
DRW_Polyline *poly = new DRW_Polyline();
poly->layer = "0";
poly->color = getPenColor();
poly->lWeight = DRW_LW_Conv::widthByLayer;
poly->lineType = getPenStyle();
if (polygon.size() > 1 && polygon.first() == polygon.last())
{
poly->flags = 1; // closed
}
for (int i=0; i < polygon.count(); ++i)
{
poly->addVertex(DRW_Vertex(FromPixel(polygon.at(i).x(), varInsunits),
FromPixel(getSize().height() - polygon.at(i).y(), varInsunits), 0, 0));
}
input->AddEntity(poly);
}
}
}
//---------------------------------------------------------------------------------------------------------------------
void VDxfEngine::drawLines(const QLineF * lines, int lineCount)
{
for (int i = 0; i < lineCount; ++i)
{
const QPointF p1 = matrix.map(lines[i].p1());
const QPointF p2 = matrix.map(lines[i].p2());
DRW_Line *line = new DRW_Line();
line->basePoint = DRW_Coord(FromPixel(p1.x(), varInsunits),
FromPixel(getSize().height() - p1.y(), varInsunits), 0);
line->secPoint = DRW_Coord(FromPixel(p2.x(), varInsunits),
FromPixel(getSize().height() - p2.y(), varInsunits), 0);
line->layer = "0";
line->color = getPenColor();
line->lWeight = DRW_LW_Conv::widthByLayer;
line->lineType = getPenStyle();
input->AddEntity(line);
}
}
//---------------------------------------------------------------------------------------------------------------------
void VDxfEngine::drawLines(const QLine * lines, int lineCount)
{
QPaintEngine::drawLines(lines, lineCount);
}
//---------------------------------------------------------------------------------------------------------------------
void VDxfEngine::drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode)
{
Q_UNUSED(mode)
if (pointCount <= 0)
{
return;
}
if (m_version > DRW::AC1009)
{ // Use lwpolyline
DRW_LWPolyline *poly = new DRW_LWPolyline();
poly->layer = "0";
poly->color = getPenColor();
poly->lWeight = DRW_LW_Conv::widthByLayer;
poly->lineType = getPenStyle();
for (int i = 0; i < pointCount; ++i)
{
const QPointF p = matrix.map(points[i]);
poly->addVertex(DRW_Vertex2D(FromPixel(p.x(), varInsunits),
FromPixel(getSize().height() - p.y(), varInsunits), 0));
}
input->AddEntity(poly);
}
else
{ // Use polyline
DRW_Polyline *poly = new DRW_Polyline();
poly->layer = "0";
poly->color = getPenColor();
poly->lWeight = DRW_LW_Conv::widthByLayer;
poly->lineType = getPenStyle();
for (int i = 0; i < pointCount; ++i)
{
const QPointF p = matrix.map(points[i]);
poly->addVertex(DRW_Vertex(FromPixel(p.x(), varInsunits),
FromPixel(getSize().height() - p.y(), varInsunits), 0, 0));
}
input->AddEntity(poly);
}
}
//---------------------------------------------------------------------------------------------------------------------
void VDxfEngine::drawPolygon(const QPoint *points, int pointCount, QPaintEngine::PolygonDrawMode mode)
{
QPaintEngine::drawPolygon(points, pointCount, mode);
}
//---------------------------------------------------------------------------------------------------------------------
void VDxfEngine::drawEllipse(const QRectF & rect)
{
const QRectF newRect = matrix.mapRect(rect);
const double rotationAngle = atan(matrix.m12()/matrix.m11());
double majorX, majorY; // distanse between center and endpoint of the major axis
double ratio; // ratio of minor axis to major axis
if(rect.width()<= rect.height())
{
majorX = (rect.top() - rect.center().y())*sin(rotationAngle)*matrix.m11()/cos(rotationAngle);
// major axis * sin(rotation angle) * x-scale-factor
majorY = (rect.top() - rect.center().y())*matrix.m22();
// major axis * cos(rotation angle) * y-scale-factor, where y-scale-factor = matrix.m22()/cos(rotationAngle)
ratio = rect.width()/rect.height();
}
else
{
majorX = (rect.right() - rect.center().x())*matrix.m11();
// major axis * cos(rotation angle) * x-scale-factor, where y-scale-factor = matrix.m22()/cos(rotationAngle)
majorY = (rect.right() - rect.center().x())*sin(rotationAngle)*matrix.m22()/cos(rotationAngle);
// major axis * sin(rotation angle) * y-scale-factor
ratio = rect.height()/rect.width();
}
DRW_Ellipse *ellipse = new DRW_Ellipse();
ellipse->basePoint = DRW_Coord(FromPixel(newRect.center().x(), varInsunits),
FromPixel(getSize().height() - newRect.center().y(), varInsunits), 0);
ellipse->secPoint = DRW_Coord(FromPixel(majorX, varInsunits), FromPixel(majorY, varInsunits), 0);
ellipse->ratio = ratio;
ellipse->staparam = 0;
ellipse->endparam = 2*M_PI;
ellipse->layer = "0";
ellipse->color = getPenColor();
ellipse->lWeight = DRW_LW_Conv::widthByLayer;
ellipse->lineType = getPenStyle();
input->AddEntity(ellipse);
}
//---------------------------------------------------------------------------------------------------------------------
void VDxfEngine::drawEllipse(const QRect & rect)
{
QPaintEngine::drawEllipse(rect);
}
//---------------------------------------------------------------------------------------------------------------------
void VDxfEngine::drawTextItem(const QPointF & p, const QTextItem & textItem)
{
const QPointF startPoint = matrix.map(p);
const double rotationAngle = atan(matrix.m12()/matrix.m11());
const QFont f = textItem.font();
const int textSize = f.pixelSize() == -1 ? f.pointSize() : f.pixelSize();
if (m_version > DRW::AC1009)
{ // Use MTEXT
DRW_MText *text = new DRW_MText();
text->basePoint = DRW_Coord(FromPixel(startPoint.x(), varInsunits),
FromPixel(getSize().height() - startPoint.y(), varInsunits), 0);
text->secPoint = DRW_Coord(FromPixel(startPoint.x(), varInsunits),
FromPixel(getSize().height() - startPoint.y(), varInsunits), 0);
text->height = textSize * matrix.m11();
text->text = textItem.text().toStdString();
text->style = f.family().toStdString();
text->angle = -rotationAngle;
text->layer = "0";
text->color = getPenColor();
text->lWeight = DRW_LW_Conv::widthByLayer;
text->lineType = getPenStyle();
input->AddEntity(text);
}
else
{ // Use TEXT
DRW_Text *text = new DRW_Text();
text->basePoint = DRW_Coord(FromPixel(startPoint.x(), varInsunits),
FromPixel(getSize().height() - startPoint.y(), varInsunits), 0);
text->secPoint = DRW_Coord(FromPixel(startPoint.x(), varInsunits),
FromPixel(getSize().height() - startPoint.y(), varInsunits), 0);
text->height = textSize * matrix.m11();
text->text = textItem.text().toStdString();
text->style = f.family().toStdString();
text->angle = -rotationAngle;
text->layer = "0";
text->color = getPenColor();
text->lWeight = DRW_LW_Conv::widthByLayer;
text->lineType = getPenStyle();
input->AddEntity(text);
}
}
//---------------------------------------------------------------------------------------------------------------------
QPaintEngine::Type VDxfEngine::type() const
{
return QPaintEngine::User;
}
//---------------------------------------------------------------------------------------------------------------------
// cppcheck-suppress unusedFunction
void VDxfEngine::drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr)
{
Q_UNUSED(r)
Q_UNUSED(pm)
Q_UNUSED(sr)
}
//---------------------------------------------------------------------------------------------------------------------
QSize VDxfEngine::getSize() const
{
return size;
}
//---------------------------------------------------------------------------------------------------------------------
void VDxfEngine::setSize(const QSize &value)
{
Q_ASSERT(not isActive());
size = value;
}
//---------------------------------------------------------------------------------------------------------------------
double VDxfEngine::getResolution() const
{
return resolution;
}
//---------------------------------------------------------------------------------------------------------------------
void VDxfEngine::setResolution(double value)
{
Q_ASSERT(not isActive());
resolution = value;
}
//---------------------------------------------------------------------------------------------------------------------
QString VDxfEngine::getFileName() const
{
return fileName;
}
//---------------------------------------------------------------------------------------------------------------------
void VDxfEngine::setFileName(const QString &value)
{
Q_ASSERT(not isActive());
fileName = value;
}
//---------------------------------------------------------------------------------------------------------------------
DRW::Version VDxfEngine::GetVersion() const
{
return m_version;
}
//---------------------------------------------------------------------------------------------------------------------
void VDxfEngine::SetVersion(DRW::Version version)
{
Q_ASSERT(not isActive());
m_version = version;
}
//---------------------------------------------------------------------------------------------------------------------
std::string VDxfEngine::getPenStyle()
{
switch (state->pen().style())
{
case Qt::DashLine:
return "DASHEDTINY";
case Qt::DotLine:
return "DOT";
case Qt::DashDotLine:
return "DASHDOT2";
case Qt::DashDotDotLine:
return "DIVIDE2";
case Qt::SolidLine:
default:
return "BYLAYER";
}
}
//---------------------------------------------------------------------------------------------------------------------
int VDxfEngine::getPenColor()
{
QColor color = state->pen().color();
if(color == Qt::black)
{
return DRW::black;
}
else if(color == Qt::white)
{
return DRW::white;
}
else if(color == Qt::darkGray)
{
return DRW::gray;
}
else if(color == Qt::gray)
{
return DRW::l_gray;
}
else if(color == Qt::darkMagenta)
{
return DRW::magenta;
}
else if(color == Qt::magenta)
{
return DRW::l_magenta;
}
else if(color == Qt::cyan)
{
return DRW::l_cyan;
}
else if(color == Qt::darkCyan)
{
return DRW::cyan;
}
else if(color == Qt::blue)
{
return DRW::l_blue;
}
else if(color == Qt::darkBlue)
{
return DRW::blue;
}
else if(color == Qt::darkGreen)
{
return DRW::green;
}
else if(color == Qt::green)
{
return DRW::l_green;
}
else if(color == Qt::darkRed)
{
return DRW::red;
}
else if(color == Qt::red)
{
return DRW::l_red;
}
else if(color == Qt::yellow)
{
return DRW::yellow;
}
else
{
return DRW::ColorByLayer;
}
}
//---------------------------------------------------------------------------------------------------------------------
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