381 lines
12 KiB
C++
381 lines
12 KiB
C++
/****************************************************************************
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**
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** This file is part of the LibreCAD project, a 2D CAD program
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**
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** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
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** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
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**
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file gpl-2.0.txt included in the
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** packaging of this file.
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**
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** This program 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 this program; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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**
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** This copyright notice MUST APPEAR in all copies of the script!
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**
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**********************************************************************/
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#include <iostream>
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#include <cmath>
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#include "rs_dimaligned.h"
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#include "rs_line.h"
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#include "rs_graphic.h"
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#include "rs_units.h"
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#include "rs_constructionline.h"
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#include "rs_math.h"
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#include "rs_debug.h"
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RS_DimAlignedData::RS_DimAlignedData():
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extensionPoint1(false),
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extensionPoint2(false)
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{}
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/**
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* Constructor with initialisation.
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*
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* @para extensionPoint1 Definition point. Startpoint of the
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* first extension line.
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* @para extensionPoint2 Definition point. Startpoint of the
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* second extension line.
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*/
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RS_DimAlignedData::RS_DimAlignedData(const RS_Vector& _extensionPoint1,
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const RS_Vector& _extensionPoint2):
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extensionPoint1(_extensionPoint1)
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,extensionPoint2(_extensionPoint2)
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{
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}
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std::ostream& operator << (std::ostream& os,
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const RS_DimAlignedData& dd) {
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os << "(" << dd.extensionPoint1 << "/" << dd.extensionPoint1 << ")";
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return os;
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}
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/**
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* Constructor.
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*
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* @para parent Parent Entity Container.
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* @para d Common dimension geometrical data.
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* @para ed Extended geometrical data for aligned dimension.
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*/
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RS_DimAligned::RS_DimAligned(RS_EntityContainer* parent,
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const RS_DimensionData& d,
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const RS_DimAlignedData& ed)
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: RS_Dimension(parent, d), edata(ed) {
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calculateBorders();
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}
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/**
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* Sets a new text. The entities representing the
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* text are updated.
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*/
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//void RS_DimAligned::setText(const QString& t) {
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// data.text = t;
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// update();
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//}
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RS_Entity* RS_DimAligned::clone() const{
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RS_DimAligned* d = new RS_DimAligned(*this);
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d->setOwner(isOwner());
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d->initId();
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d->detach();
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return d;
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}
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RS_VectorSolutions RS_DimAligned::getRefPoints() const
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{
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return RS_VectorSolutions({edata.extensionPoint1, edata.extensionPoint2,
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data.definitionPoint, data.middleOfText});
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}
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/**
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* @return Automatically created label for the default
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* measurement of this dimension.
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*/
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QString RS_DimAligned::getMeasuredLabel() {
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double dist = edata.extensionPoint1.distanceTo(edata.extensionPoint2) * getGeneralFactor();
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RS_Graphic* graphic = getGraphic();
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QString ret;
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if (graphic) {
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int dimlunit = getGraphicVariableInt("$DIMLUNIT", 2);
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int dimdec = getGraphicVariableInt("$DIMDEC", 4);
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int dimzin = getGraphicVariableInt("$DIMZIN", 1);
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RS2::LinearFormat format = graphic->getLinearFormat(dimlunit);
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ret = RS_Units::formatLinear(dist, RS2::None, format, dimdec);
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if (format == RS2::Decimal)
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ret = stripZerosLinear(ret, dimzin);
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//verify if units are decimal and comma separator
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if (format == RS2::Decimal || format == RS2::ArchitecturalMetric){
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if (getGraphicVariableInt("$DIMDSEP", 0) == 44)
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ret.replace(QChar('.'), QChar(','));
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}
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}
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else {
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ret = QString("%1").arg(dist);
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}
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return ret;
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}
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RS_DimAlignedData const& RS_DimAligned::getEData() const {
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return edata;
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}
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RS_Vector const& RS_DimAligned::getExtensionPoint1() const {
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return edata.extensionPoint1;
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}
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RS_Vector const& RS_DimAligned::getExtensionPoint2() const {
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return edata.extensionPoint2;
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}
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/**
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* Updates the sub entities of this dimension. Called when the
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* text or the position, alignment, .. changes.
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*
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* @param autoText Automatically reposition the text label
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*/
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void RS_DimAligned::updateDim(bool autoText) {
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RS_DEBUG->print("RS_DimAligned::update");
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clear();
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if (isUndone()) {
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return;
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}
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// general scale (DIMSCALE)
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double dimscale = getGeneralScale();
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// distance from entities (DIMEXO)
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double dimexo = getExtensionLineOffset()*dimscale;
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// definition line definition (DIMEXE)
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double dimexe = getExtensionLineExtension()*dimscale;
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// text height (DIMTXT)
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//double dimtxt = getTextHeight();
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// text distance to line (DIMGAP)
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//double dimgap = getDimensionLineGap();
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// Angle from extension endpoints towards dimension line
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double extAngle = edata.extensionPoint2.angleTo(data.definitionPoint);
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// extension lines length
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double extLength = edata.extensionPoint2.distanceTo(data.definitionPoint);
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if (getFixedLengthOn()){
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double dimfxl = getFixedLength()*dimscale;
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if (extLength-dimexo > dimfxl)
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dimexo = extLength - dimfxl;
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}
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RS_Vector v1 = RS_Vector::polar(dimexo, extAngle);
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RS_Vector v2 = RS_Vector::polar(dimexe, extAngle);
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RS_Vector e1 = RS_Vector::polar(1.0, extAngle);
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RS_Pen pen(getExtensionLineColor(),
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getExtensionLineWidth(),
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RS2::LineByBlock);
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// Extension line 1:
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RS_Line* line = new RS_Line{this,
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edata.extensionPoint1 + v1,
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edata.extensionPoint1 + e1*extLength + v2};
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//line->setLayerToActive();
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//line->setPenToActive();
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// line->setPen(RS_Pen(RS2::FlagInvalid));
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line->setPen(pen);
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line->setLayer(nullptr);
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addEntity(line);
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// Extension line 2:
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line = new RS_Line{this,
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edata.extensionPoint2 + v1,
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edata.extensionPoint2 + e1*extLength + v2};
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//line->setLayerToActive();
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//line->setPenToActive();
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// line->setPen(RS_Pen(RS2::FlagInvalid));
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line->setPen(pen);
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line->setLayer(nullptr);
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addEntity(line);
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// Dimension line:
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updateCreateDimensionLine(edata.extensionPoint1 + e1*extLength,
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edata.extensionPoint2 + e1*extLength,
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true, true, autoText);
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calculateBorders();
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}
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void RS_DimAligned::updateDimPoint(){
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// temporary construction line
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RS_ConstructionLine tmpLine( nullptr,
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RS_ConstructionLineData(edata.extensionPoint1, edata.extensionPoint2));
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RS_Vector tmpP1 = tmpLine.getNearestPointOnEntity(data.definitionPoint);
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data.definitionPoint += edata.extensionPoint2 - tmpP1;
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}
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bool RS_DimAligned::hasEndpointsWithinWindow(const RS_Vector& v1, const RS_Vector& v2) {
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return (edata.extensionPoint1.isInWindow(v1, v2) ||
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edata.extensionPoint2.isInWindow(v1, v2));
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}
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void RS_DimAligned::move(const RS_Vector& offset) {
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RS_Dimension::move(offset);
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edata.extensionPoint1.move(offset);
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edata.extensionPoint2.move(offset);
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update();
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}
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void RS_DimAligned::rotate(const RS_Vector& center, const double& angle) {
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rotate(center,RS_Vector(angle));
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}
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void RS_DimAligned::rotate(const RS_Vector& center, const RS_Vector& angleVector) {
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RS_Dimension::rotate(center, angleVector);
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edata.extensionPoint1.rotate(center, angleVector);
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edata.extensionPoint2.rotate(center, angleVector);
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update();
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}
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void RS_DimAligned::scale(const RS_Vector& center, const RS_Vector& factor) {
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RS_Dimension::scale(center, factor);
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edata.extensionPoint1.scale(center, factor);
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edata.extensionPoint2.scale(center, factor);
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update();
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}
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void RS_DimAligned::mirror(const RS_Vector& axisPoint1, const RS_Vector& axisPoint2) {
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RS_Dimension::mirror(axisPoint1, axisPoint2);
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edata.extensionPoint1.mirror(axisPoint1, axisPoint2);
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edata.extensionPoint2.mirror(axisPoint1, axisPoint2);
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update();
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}
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void RS_DimAligned::stretch(const RS_Vector& firstCorner,
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const RS_Vector& secondCorner,
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const RS_Vector& offset) {
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//e->calculateBorders();
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if (getMin().isInWindow(firstCorner, secondCorner) &&
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getMax().isInWindow(firstCorner, secondCorner)) {
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move(offset);
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}
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else {
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//RS_Vector v = data.definitionPoint - edata.extensionPoint2;
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double len = edata.extensionPoint2.distanceTo(data.definitionPoint);
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double ang1 = edata.extensionPoint1.angleTo(edata.extensionPoint2)
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+ M_PI_2;
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if (edata.extensionPoint1.isInWindow(firstCorner,
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secondCorner)) {
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edata.extensionPoint1.move(offset);
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}
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if (edata.extensionPoint2.isInWindow(firstCorner,
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secondCorner)) {
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edata.extensionPoint2.move(offset);
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}
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double ang2 = edata.extensionPoint1.angleTo(edata.extensionPoint2)
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+ M_PI_2;
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double diff = RS_Math::getAngleDifference(ang1, ang2);
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if (diff>M_PI) {
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diff-=2*M_PI;
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}
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if (fabs(diff)>M_PI_2) {
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ang2 = RS_Math::correctAngle(ang2+M_PI);
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}
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RS_Vector v = RS_Vector::polar(len, ang2);
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data.definitionPoint = edata.extensionPoint2 + v;
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}
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updateDim(true);
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}
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void RS_DimAligned::moveRef(const RS_Vector& ref, const RS_Vector& offset) {
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if (ref.distanceTo(data.definitionPoint)<1.0e-4) {
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RS_ConstructionLine l(nullptr,
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RS_ConstructionLineData(edata.extensionPoint1,
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edata.extensionPoint2));
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double d = l.getDistanceToPoint(data.definitionPoint+offset);
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double a = edata.extensionPoint2.angleTo(data.definitionPoint);
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double ad = RS_Math::getAngleDifference(a,
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edata.extensionPoint2.angleTo(data.definitionPoint+offset));
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if (fabs(ad)>M_PI_2 && fabs(ad)<3.0/2.0*M_PI) {
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a = RS_Math::correctAngle(a+M_PI);
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}
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RS_Vector v = RS_Vector::polar(d, a);
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data.definitionPoint = edata.extensionPoint2 + v;
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updateDim(true);
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}
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else if (ref.distanceTo(data.middleOfText)<1.0e-4) {
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data.middleOfText.move(offset);
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updateDim(false);
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}
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else if (ref.distanceTo(edata.extensionPoint1)<1.0e-4) {
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double a1 = edata.extensionPoint2.angleTo(edata.extensionPoint1);
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double a2 = edata.extensionPoint2.angleTo(edata.extensionPoint1+offset);
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double d1 = edata.extensionPoint2.distanceTo(edata.extensionPoint1);
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double d2 = edata.extensionPoint2.distanceTo(edata.extensionPoint1+offset);
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rotate(edata.extensionPoint2, a2-a1);
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if (fabs(d1)>1.0e-4) {
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scale(edata.extensionPoint2, RS_Vector(d2/d1, d2/d1));
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}
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updateDim(true);
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}
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else if (ref.distanceTo(edata.extensionPoint2)<1.0e-4) {
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double a1 = edata.extensionPoint1.angleTo(edata.extensionPoint2);
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double a2 = edata.extensionPoint1.angleTo(edata.extensionPoint2+offset);
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double d1 = edata.extensionPoint1.distanceTo(edata.extensionPoint2);
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double d2 = edata.extensionPoint1.distanceTo(edata.extensionPoint2+offset);
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rotate(edata.extensionPoint1, a2-a1);
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if (fabs(d1)>1.0e-4) {
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scale(edata.extensionPoint1, RS_Vector(d2/d1, d2/d1));
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}
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updateDim(true);
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}
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}
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/**
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* Dumps the point's data to stdout.
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*/
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std::ostream& operator << (std::ostream& os, const RS_DimAligned& d) {
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os << " DimAligned: " << d.getData() << "\n" << d.getEData() << "\n";
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return os;
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}
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