mirror of
https://github.com/jkriege2/JKQtPlotter.git
synced 2024-11-16 02:25:50 +08:00
267 lines
8.9 KiB
C++
267 lines
8.9 KiB
C++
/*
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Copyright (c) 2008-2019 Jan W. Krieger (<jan@jkrieger.de>)
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This software is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License (LGPL) as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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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 Lesser General Public License (LGPL) for more details.
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You should have received a copy of the GNU Lesser General Public License (LGPL)
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "jkqtplotter/jkqtpgraphssinglecolumnsymbols.h"
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#include "jkqtplotter/jkqtpbaseplotter.h"
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#include <stdlib.h>
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#include <QDebug>
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#include <iostream>
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#include "jkqtplottertools/jkqtptools.h"
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#include "jkqtplotter/jkqtpbaseelements.h"
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#include "jkqtplotter/jkqtplotter.h"
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#include "jkqtplottertools/jkqtpdrawingtools.h"
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#include <random>
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#define SmallestGreaterZeroCompare_xvsgz() if ((xvsgz>10.0*DBL_MIN)&&((smallestGreaterZero<10.0*DBL_MIN) || (xvsgz<smallestGreaterZero))) smallestGreaterZero=xvsgz;
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JKQTPSingleColumnSymbolsGraph::JKQTPSingleColumnSymbolsGraph(JKQTBasePlotter *parent):
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JKQTPSingleColumnGraph(parent)
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{
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color=QColor("red");
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style=Qt::SolidLine;
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lineWidth=2;
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parentPlotStyle=-1;
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symbolSize=12;
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symbolWidth=1;
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symbol=JKQTPNoSymbol;
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dataDirection=DataDirection::Y;
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position=0;
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if (parent) { // get style settings from parent object
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parentPlotStyle=parent->getNextStyle();
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//std::cout<<"got style settings from parent: "<<parentPlotStyle<<std::endl;
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color=parent->getPlotStyle(parentPlotStyle).color();
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style=parent->getPlotStyle(parentPlotStyle).style();
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}
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fillColor=color;
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}
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JKQTPSingleColumnSymbolsGraph::JKQTPSingleColumnSymbolsGraph(JKQTPlotter *parent):
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JKQTPSingleColumnGraph(parent)
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{
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color=QColor("red");
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style=Qt::SolidLine;
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lineWidth=2;
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parentPlotStyle=-1;
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symbolSize=12;
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symbolWidth=1;
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symbol=JKQTPNoSymbol;
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dataDirection=DataDirection::Y;
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position=0;
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if (parent) { // get style settings from parent object
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parentPlotStyle=parent->getNextStyle();
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//std::cout<<"got style settings from parent: "<<parentPlotStyle<<std::endl;
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color=parent->getPlotStyle(parentPlotStyle).color();
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style=parent->getPlotStyle(parentPlotStyle).style();
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}
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fillColor=color;
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}
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bool JKQTPSingleColumnSymbolsGraph::getXMinMax(double &minx, double &maxx, double &smallestGreaterZero)
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{
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if (dataDirection==DataDirection::X) {
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return getDataMinMax(dataColumn, minx, maxx, smallestGreaterZero);
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} else {
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minx=position;
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maxx=position;
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if (positionScatterStyle!=NoScatter) {
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minx=position-width/2;
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maxx=position+width/2;
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}
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return true;
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//smallestGreaterZero=qMax(double(0.0), qMin(baseline, baseline+peakHeight));
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}
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}
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bool JKQTPSingleColumnSymbolsGraph::getYMinMax(double &miny, double &maxy, double &smallestGreaterZero)
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{
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if (dataDirection==DataDirection::Y) {
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return getDataMinMax(dataColumn, miny, maxy, smallestGreaterZero);
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} else {
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miny=position;
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maxy=position;
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if (positionScatterStyle!=NoScatter) {
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miny=position-width/2;
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maxy=position+width/2;
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}
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return true;
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//smallestGreaterZero=qMax(double(0.0), qMin(baseline, baseline+peakHeight));
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}
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}
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void JKQTPSingleColumnSymbolsGraph::draw(JKQTPEnhancedPainter &painter)
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{
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#ifdef JKQTBP_AUTOTIMER
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JKQTPAutoOutputTimer jkaaot("JKQTPSingleColumnSymbolsGraph::draw");
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#endif
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if (parent==nullptr) return;
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JKQTPDatastore* datastore=parent->getDatastore();
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if (datastore==nullptr) return;
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if (dataColumn<0) return;
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drawErrorsBefore(painter);
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painter.save();
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int imax=static_cast<int>(datastore->getColumn(static_cast<size_t>(dataColumn)).getRows());
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int imin=0;
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// interpret data ranges
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if (datarange_start>-1) {
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imin=qMin(datarange_start, static_cast<int>(imax));
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}
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if (datarange_end>-1) {
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imax=qMin(datarange_end, static_cast<int>(imax));
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}
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if (imax<imin) {
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int h=imin;
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imin=imax;
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imax=h;
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}
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if (imin<0) imin=0;
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if (imax<0) imax=0;
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std::random_device rd; // random number generators:
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std::mt19937 gen{rd()};
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std::uniform_real_distribution<> dRandomScatter{position-width/2.0, position+width/2.0};
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const double symSize=parent->pt2px(painter, symbolSize);
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QVector<QPointF> plotSymbols; // collects symbol locations e.g. for BeeSwarmScatter-plots
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plotSymbols.reserve(qMax(100,imax-imin));
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auto doesCollide=[&plotSymbols,&symSize](double x, double y)->bool {
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for (auto& p: plotSymbols) {
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if (fabs(p.x()-x)<symSize && fabs(p.y()-y)<symSize) {
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return true;
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}
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}
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return false;
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};
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if (dataDirection==DataDirection::X) {
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intSortData();
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for (int iii=imin; iii<imax; iii++) {
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int i=qBound<int>(imin, getDataIndex(static_cast<int>(iii)), imax);
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const double xv=datastore->get(dataColumn,i);
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double yv=position;
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if (positionScatterStyle==RandomScatter) {
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yv=dRandomScatter(gen);
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}
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const double x=transformX(xv);
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double y=transformY(yv);
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if (positionScatterStyle==BeeSwarmScatter) {
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while (doesCollide(x,y)) {
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if (i%2==0) {
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y=y-symSize;
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} else {
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y=y+symSize;
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}
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}
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}
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plotSymbols.append(QPointF(x,y));
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if (JKQTPIsOKFloat(xv) && JKQTPIsOKFloat(yv)) {
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JKQTPPlotSymbol(painter, x, y, symbol, symSize, parent->pt2px(painter, symbolWidth*parent->getLineWidthMultiplier()), color, fillColor);
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}
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}
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} else {
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intSortData();
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for (int iii=imin; iii<imax; iii++) {
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int i=qBound<int>(imin, getDataIndex(static_cast<int>(iii)), imax);
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double xv=position;
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if (positionScatterStyle==RandomScatter) {
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xv=dRandomScatter(gen);
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}
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const double yv=datastore->get(dataColumn,i);
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double x=transformX(xv);
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const double y=transformY(yv);
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if (positionScatterStyle==BeeSwarmScatter) {
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while (doesCollide(x,y)) {
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if (i%2==0) {
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x=x-symSize;
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} else {
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x=x+symSize;
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}
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}
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}
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plotSymbols.append(QPointF(x,y));
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if (JKQTPIsOKFloat(xv) && JKQTPIsOKFloat(yv)) {
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plotSymbols.append(QPointF(x,y));
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JKQTPPlotSymbol(painter, x, y, symbol, symSize, parent->pt2px(painter, symbolWidth*parent->getLineWidthMultiplier()), color, fillColor);
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}
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}
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}
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painter.restore();
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drawErrorsAfter(painter);
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}
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void JKQTPSingleColumnSymbolsGraph::drawKeyMarker(JKQTPEnhancedPainter &painter, QRectF &rect)
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{
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const double minSize=qMin(rect.width(), rect.height());
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const double maxSize=qMax(rect.width(), rect.height());
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double symbolSize=parent->pt2px(painter, this->symbolSize);
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if (symbolSize>minSize*0.9) symbolSize=minSize*0.9;
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double symbolWidth=parent->pt2px(painter, this->symbolWidth*parent->getLineWidthMultiplier());
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if (symbolWidth>0.3*symbolSize) symbolWidth=0.3*symbolSize;
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double lineWidth=parent->pt2px(painter, this->lineWidth*parent->getLineWidthMultiplier());
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if (lineWidth>0.5*maxSize) lineWidth=0.5*maxSize;
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painter.save();
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QPen p=painter.pen();
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p.setColor(getKeyLabelColor());
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p.setStyle(style);
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p.setWidthF(lineWidth);
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painter.setPen(p);
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JKQTPPlotSymbol(painter, rect.left()+rect.width()/2.0, rect.top()+rect.height()/2.0, symbol, symbolSize, symbolWidth, getKeyLabelColor(), fillColor);
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painter.restore();
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}
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QPen JKQTPSingleColumnSymbolsGraph::getSymbolPen(JKQTPEnhancedPainter& painter) const {
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QPen p;
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p.setColor(color);
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p.setWidthF(qMax(JKQTPLOTTER_ABS_MIN_LINEWIDTH,parent->pt2px(painter, parent->getLineWidthMultiplier()*symbolWidth)));
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p.setStyle(style);
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p.setJoinStyle(Qt::RoundJoin);
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p.setCapStyle(Qt::RoundCap);
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return p;
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}
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QBrush JKQTPSingleColumnSymbolsGraph::getBrush(JKQTPEnhancedPainter& /*painter*/) const {
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QBrush b;
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b.setColor(fillColor);
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return b;
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}
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