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JKQtPlotter/lib/jkqtfastplotter/jkqtfastplotter.cpp
jkriege2 5f62722d38 code reorganization
2019-05-18 13:22:46 +02:00

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/*
Copyright (c) 2008-2015 Jan W. Krieger (<jan@jkrieger.de>, <j.krieger@dkfz.de>) (DKFZ) & IWR, University of Heidelberg
This software is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License (LGPL) as published by
the Free Software Foundation, either version 2.1 of the License, or
(at your option) any later version.
This program 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 Lesser General Public License (LGPL) for more details.
You should have received a copy of the GNU Lesser General Public License (LGPL)
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "jkqtfastplotter.h"
#include "jkqtcommon/jkqtptools.h"
#include <QLocale>
#include <QPainter>
#include <QPaintEvent>
#include <QResizeEvent>
#include <QFontMetricsF>
#include <QAction>
#include <QApplication>
#include <QClipboard>
/**
* \brief saves the given property (for which also a default_property exists) into the given settings object
* \ingroup jkqtfastplotter
* \internal
*/
#define JKQTFPPROPERTYsave(settings, group, var, varname) \
if ((var)!=default_##var) (settings).setValue((group)+(varname), var);
/**
* \brief loads the given property from the given settings object
* \ingroup jkqtfastplotter
* \internal
*/
#define JKQTFPPROPERTYload(settings, group, var, varname, varconvert) \
var=(settings).value((group)+(varname), var).varconvert;
const double JKQTFastPlotter::ABS_MIN_LINEWIDTH=0.05;
const int JKQTFastPlotter::LUTSIZE=256;
JKQTFPPlot::JKQTFPPlot(JKQTFastPlotter* parent):
QObject(parent)
{
this->parent=parent;
this->visible=true;
}
JKQTFPPlot::~JKQTFPPlot()
= default;;
void JKQTFPPlot::replot() {
if (parent) parent->updateData();
};
void JKQTFPPlot::paint(QPainter& painter) {
if (visible) drawGraph(painter);
}
JKQTFastPlotter::JKQTFastPlotter(QWidget *parent) :
QGLWidget(QGLFormat(QGL::StencilBuffer | QGL::AlphaChannel | QGL::Rgba), parent)//, mutexRepaint(QMutex::Recursive), mutexRepaintData(QMutex::Recursive), mutexRepaintSystem(QMutex::Recursive)
{
mouseDragStart=QPoint(0,0);
mouseDragEnd=QPoint(0,0);
dragging=true;
dragShapePen=QPen(QColor("red"));
dragShapePen.setStyle(Qt::DashLine);
dragLine=false;
doFullRepaint=false;
plotBorderLeft=default_plotBorderLeft=50;
plotBorderRight=default_plotBorderRight=30;
plotBorderTop=default_plotBorderTop=5;
plotBorderBottom=default_plotBorderBottom=30;
synchronizeX=nullptr;
synchronizeY=nullptr;
backgroundColor=default_backgroundColor=palette().color(QPalette::Window);
plotBackgroundColor=default_plotBackgroundColor=QColor("white");
drawGrid=default_drawGrid=true;
gridColor=default_gridColor=QColor("lightgrey");
gridStyle=default_gridStyle=Qt::DashLine;
gridWidth=default_gridWidth=1;
labelFontSize=default_labelFontSize=font().pointSizeF();
labelFontName=default_labelFontName=font().family();
tickFontSize=default_tickFontSize=font().pointSizeF();
tickFontName=default_tickFontName=font().family();
tickLength=default_tickLength=3;
drawSystemBox=default_drawSystemBox=true;
drawZeroAxes=default_drawZeroAxes=true;
systemColor=default_systemColor=QColor("black");
systemWidth=default_systemWidth=2;
xZeroTick=0;
yZeroTick=0;
xTickDistance=1;
yTickDistance=1;
xAxisLabel="x";
yAxisLabel="y";
xAxisLabelVisible=true;
yAxisLabelVisible=true;
xAxisLog=false;
yAxisLog=false;
aspectRatio=1;
maintainAspectRatio=false;
doDrawing=false;
xMin=0;
xMax=10;
yMin=0;
yMax=10;
resize(400,200);
setXRange(0, 10);
setYRange(0,10);
doDrawing=true;
actCopyImage=new QAction(tr("copy image to clipboard"), this);
connect(actCopyImage, SIGNAL(triggered()), this, SLOT(copyImage()));
addAction(actCopyImage);
setContextMenuPolicy(Qt::ActionsContextMenu);
redrawPlot();
setMouseTracking(true);
}
void JKQTFastPlotter::clearPlots(bool remove) {
if (remove) {
for (int i=0; i<plots.size(); i++) {
delete plots[i];
}
}
plots.clear();
redrawPlot();
}
void JKQTFastPlotter::addPlot(JKQTFPPlot* g) {
g->setParent(this);
plots.append(g);
redrawPlot();
}
void JKQTFastPlotter::deletePlot(int i, bool remove) {
if (i>=0 && i<plots.size()) {
if (remove) delete plots[i];
plots.remove(i);
redrawPlot();
}
}
void JKQTFastPlotter::deletePlot(JKQTFPPlot* g, bool remove) {
int i=plots.indexOf(g);
if (i>=0 && i<plots.size()) {
if (remove) delete plots[i];
plots.remove(i);
redrawPlot();
}
}
int JKQTFastPlotter::getPlotNum(JKQTFPPlot* g) {
return plots.indexOf(g);
}
void JKQTFastPlotter::paintEvent(QPaintEvent *event) {
#ifdef DEBUG
qDebug()<<"JKQTFastPlotter::paintEvent";
#endif
// draw the saved image of the plot
mutexRepaint.lock();
QPainter* painter = new QPainter(this);
//painter->setRenderHints(QPainter::HighQualityAntialiasing|QPainter::Antialiasing|QPainter::SmoothPixmapTransform);
if (painter->isActive()) {
//qDebug()<<"JKQTFastPlotter::paintEvent: image: "<<image.width()<<" x "<<image.height()<<": "<<image.isNull();
//qDebug()<<"image.format: "<<image.format()<<" painter.componsitionMode: "<<painter->compositionMode();
//image.save(objectName()+"_jkqtfastplotter.png");
painter->drawImage(QPoint(0, 0), image);
if (dragging) {
if (dragLine) {
painter->setPen(dragShapePen);
painter->drawLine(mouseDragStart, mouseDragEnd);
}
}
}
delete painter;
event->accept();
mutexRepaint.unlock();
#ifdef DEBUG
qDebug()<<"JKQTFastPlotter::paintEvent ... done";
#endif
}
void JKQTFastPlotter::copyImage()
{
mutexRepaint.lock();
QClipboard *clipboard = QApplication::clipboard();
clipboard->setImage(image);
mutexRepaint.unlock();
}
void JKQTFastPlotter::mouseDoubleClickEvent ( QMouseEvent * event ) {
if (event->button()==Qt::LeftButton) {
double x=p2x(event->x());
double y=p2y(event->y());
emit doubleClicked(x, y);
emit doubleClicked(x, y, event->modifiers());
event->accept();
}
}
void JKQTFastPlotter::mouseMoveEvent ( QMouseEvent * event ) {
double x=p2x(event->x());
double y=p2y(event->y());
emit mouseMoved(x, y);
//qDebug()<<"JKQTFastPlotter::mouseMoveEvent "<<x<<y;
if (event->buttons()&Qt::LeftButton) {
dragging=true;
double xd=p2x(mouseDragStart.x());
double yd=p2y(mouseDragStart.y());
mouseDragEnd=event->pos();
//qDebug()<<"JKQTFastPlotter::mouseMoveEvent: dragged: "<<xd<<yd<<x<<y;
emit mouseDragged(xd, yd, x, y, event->modifiers());
if (dragLine) update();
}
event->accept();
}
void JKQTFastPlotter::mousePressEvent ( QMouseEvent * event ) {
if (event->button()==Qt::LeftButton) {
double x=p2x(event->x());
double y=p2y(event->y());
emit clicked(x, y);
emit clicked(x, y, event->modifiers());
mouseDragStart=event->pos();
event->accept();
}
}
void JKQTFastPlotter::mouseReleaseEvent(QMouseEvent *event)
{
if (event->button()==Qt::LeftButton) {
double xd=p2x(mouseDragStart.x());
double yd=p2y(mouseDragStart.y());
double x=p2x(event->x());
double y=p2y(event->y());
emit mouseDragged(xd, yd, x, y, event->modifiers());
emit mouseDragFinished(xd, yd, x, y, event->modifiers());
dragging=false;
if (dragLine) update();
}
event->accept();
}
void JKQTFastPlotter::resizeEvent(QResizeEvent *event) {
QGLWidget::resizeEvent(event);
if (width() > image.width() || height() > image.height()) {
QImage newImage(QSize(width(), height()), QImage::Format_ARGB32);
image=newImage;
systemImage=newImage;
}
//std::cout<<"replotting after resize to ("<<width()<<" x "<<height()<<")...\n";
redrawPlot();
event->accept();
updateGeometry();
}
QSize JKQTFastPlotter::minimumSizeHint() const
{
if (isVisible()) return QSize(static_cast<int>(round((plotBorderLeft+plotBorderRight)*2.0)), static_cast<int>(round((plotBorderTop+plotBorderBottom)*2.0)));
else return QSize(0,0);
}
void JKQTFastPlotter::plotSystem(QPainter& painter) {
#ifdef DEBUG_TIMING
JKQTPHighResTimer timer;
double time_sum=0;
double time_gt=0;
std::cout<<"timing plotSystem():\n";
timer.start();
#endif
painter.save(); auto __finalpaint=JKQTPFinally([&painter]() {painter.restore();});
///////////////////////////////////////////////////////////////////
// FILL WIDGET BACKGROUND
///////////////////////////////////////////////////////////////////
if (backgroundColor!=QColor(Qt::transparent)) painter.fillRect(this->rect(), QBrush(backgroundColor));
///////////////////////////////////////////////////////////////////
// FILL PLOT BACKGROUND
///////////////////////////////////////////////////////////////////
//qDebug()<<plotBackgroundColor;
painter.fillRect(QRectF(internalPlotBorderLeft, internalPlotBorderTop, plotWidth, plotHeight), QBrush(plotBackgroundColor));
#ifdef DEBUG_TIMING
time_gt=timer.getTime();
time_sum+=time_gt;
std::cout<<" filling backgrounds: "<<time_gt/1000.0<<" ms\n";
timer.start();
#endif
///////////////////////////////////////////////////////////////////
// CREATE DIFFERENT QPENs, QFONTs ...
///////////////////////////////////////////////////////////////////
QPen p=painter.pen();
QPen pSystem(systemColor);
pSystem.setWidthF(qMax(JKQTFastPlotter::ABS_MIN_LINEWIDTH, systemWidth));
pSystem.setJoinStyle(Qt::MiterJoin);
pSystem.setCapStyle(Qt::SquareCap);
QPen pGrid(gridColor);
pGrid.setWidthF(qMax(JKQTFastPlotter::ABS_MIN_LINEWIDTH, gridWidth));
pGrid.setStyle(gridStyle);
pGrid.setJoinStyle(Qt::MiterJoin);
pGrid.setCapStyle(Qt::SquareCap);
QFont fTicks(tickFontName);
fTicks.setPointSizeF(tickFontSize);
QFontMetricsF fmTicks(fTicks, &systemImage);
QFont fLabels(labelFontName);
fLabels.setPointSizeF(labelFontSize);
QFontMetricsF fmLabels(fLabels, &systemImage);
#ifdef DEBUG_TIMING
time_gt=timer.getTime();
time_sum+=time_gt;
std::cout<<" creating pens ...: "<<time_gt/1000.0<<" ms\n";
timer.start();
#endif
///////////////////////////////////////////////////////////////////
// DRAW GRID AND TICKS into QPainterPaths
///////////////////////////////////////////////////////////////////
painter.setFont(fTicks);
painter.setPen(pSystem);
QPainterPath gridPath, systemPath;
double x=xZeroTick;
if (xAxisLog && xZeroTick<=0) x=xMin;
int cntr=0; // used to stop plotting after 1000 labels (both axes summed up)
while (x<=xMax && cntr<1000) {
if (xMin<=x && x<=xMax) {
gridPath.moveTo(x2p(x), internalPlotBorderTop);
gridPath.lineTo(x2p(x), internalPlotBorderTop+plotHeight);
systemPath.moveTo(x2p(x), internalPlotBorderTop+plotHeight+tickLength);
systemPath.lineTo(x2p(x), internalPlotBorderTop+plotHeight-tickLength);
QString text=QLocale::system().toString(x);
painter.drawText(QPointF(x2p(x)-fmTicks.width(text)/2.0, internalPlotBorderTop+plotHeight+fmTicks.ascent()+fmTicks.width("x")/2.0+tickLength), text);
}
if (xAxisLog) {
x=x*10.0;
} else {
x=x+xTickDistance;
}
cntr++;
}
x=xZeroTick;
if (xAxisLog && xZeroTick<=0) x=xMin;
while (x>=xMin && cntr<1000) {
if (xMin<=x && x<=xMax) {
gridPath.moveTo(x2p(x), internalPlotBorderTop);
gridPath.lineTo(x2p(x), internalPlotBorderTop+plotHeight);
systemPath.moveTo(x2p(x), internalPlotBorderTop+plotHeight+tickLength);
systemPath.lineTo(x2p(x), internalPlotBorderTop+plotHeight-tickLength);
QString text=QLocale::system().toString(x);
painter.drawText(QPointF(x2p(x)-fmTicks.width(text)/2.0, internalPlotBorderTop+plotHeight+fmTicks.ascent()+fmTicks.width("x")/2.0+tickLength), text);
}
if (xAxisLog) {
x=x/10.0;
} else {
x=x-xTickDistance;
}
cntr++;
}
double y=yZeroTick;
if (yAxisLog && yZeroTick<=0) y=yMin;
while (y<=yMax && cntr<1000) {
if (yMin<=y && y<=yMax) {
gridPath.moveTo(internalPlotBorderLeft, y2p(y));
gridPath.lineTo(internalPlotBorderLeft+plotWidth, y2p(y));
systemPath.moveTo(internalPlotBorderLeft-tickLength, y2p(y));
systemPath.lineTo(internalPlotBorderLeft+tickLength, y2p(y));
QString text=QLocale::system().toString(y);
painter.drawText(QPointF(internalPlotBorderLeft-fmTicks.width("x")/2.0-fmTicks.width(text)-tickLength, y2p(y)+fmTicks.ascent()/2.0), text);
}
if (yAxisLog) {
y=y*10.0;
} else {
y=y+yTickDistance;
}
cntr++;
}
y=yZeroTick;
if (yAxisLog && yZeroTick<=0) y=yMin;
while (y>=yMin && cntr<1000) {
if (yMin<=y && y<=yMax) {
gridPath.moveTo(internalPlotBorderLeft, y2p(y));
gridPath.lineTo(internalPlotBorderLeft+plotWidth, y2p(y));
systemPath.moveTo(internalPlotBorderLeft-tickLength, y2p(y));
systemPath.lineTo(internalPlotBorderLeft+tickLength, y2p(y));
QString text=QLocale::system().toString(y);
painter.drawText(QPointF(internalPlotBorderLeft-fmTicks.width("x")/2.0-fmTicks.width(text)-tickLength, y2p(y)+fmTicks.ascent()/2.0), text);
}
if (yAxisLog) {
y=y/10.0;
} else {
y=y-yTickDistance;
}
cntr++;
}
#ifdef DEBUG_TIMING
time_gt=timer.getTime();
time_sum+=time_gt;
std::cout<<" calcing system & grid: "<<time_gt/1000.0<<" ms\n";
timer.start();
#endif
///////////////////////////////////////////////////////////////////
// DRAW GRID
///////////////////////////////////////////////////////////////////
if (drawGrid) {
painter.setPen(pGrid);
painter.drawPath(gridPath);
}
#ifdef DEBUG_TIMING
time_gt=timer.getTime();
time_sum+=time_gt;
std::cout<<" drawing grid: "<<time_gt/1000.0<<" ms\n";
timer.start();
#endif
///////////////////////////////////////////////////////////////////
// DRAW SYSTEM TICKS
///////////////////////////////////////////////////////////////////
painter.setPen(pSystem);
painter.drawPath(systemPath);
#ifdef DEBUG_TIMING
time_gt=timer.getTime();
time_sum+=time_gt;
std::cout<<" drawing system: "<<time_gt/1000.0<<" ms\n";
timer.start();
#endif
///////////////////////////////////////////////////////////////////
// DRAW AXIS LABELS
///////////////////////////////////////////////////////////////////
if (xAxisLabelVisible) {
painter.setPen(pSystem);
painter.setFont(fLabels);
painter.drawText(QPointF(internalPlotBorderLeft+plotWidth-fmLabels.width(xAxisLabel), internalPlotBorderTop+plotHeight+fmTicks.height()+fmTicks.width("x")/2.0+fmLabels.ascent()+tickLength), xAxisLabel);
}
if (yAxisLabelVisible) {
painter.save(); auto __finalpaint=JKQTPFinally([&painter]() {painter.restore();});
painter.translate(fmLabels.ascent(), internalPlotBorderTop+fmLabels.width(yAxisLabel));
painter.rotate(-90);
painter.drawText(QPointF(0, 0), yAxisLabel);
}
#ifdef DEBUG_TIMING
time_gt=timer.getTime();
time_sum+=time_gt;
std::cout<<" drawing labels: "<<time_gt/1000.0<<" ms\n";
timer.start();
#endif
///////////////////////////////////////////////////////////////////
// DRAW SYSTEM BOX
///////////////////////////////////////////////////////////////////
if (drawSystemBox) {
painter.setPen(pSystem);
painter.drawRect(QRectF(internalPlotBorderLeft, internalPlotBorderTop, plotWidth, plotHeight));
}
///////////////////////////////////////////////////////////////////
// DRAW AXES at x==0 / y==0
///////////////////////////////////////////////////////////////////
if (drawZeroAxes) {
painter.setPen(pSystem);
if (xMin<=0 && 0<=xMax) painter.drawLine(QLineF(x2p(0), internalPlotBorderTop, x2p(0), internalPlotBorderTop+plotHeight));
if (yMin<=0 && 0<=yMax) painter.drawLine(QLineF(internalPlotBorderLeft, y2p(0), internalPlotBorderLeft+plotWidth, y2p(0)));
}
#ifdef DEBUG_TIMING
time_gt=timer.getTime();
time_sum+=time_gt;
std::cout<<" drawing boxes and axes: "<<time_gt/1000.0<<" ms\n";
timer.start();
#endif
#ifdef DEBUG_TIMING
time_gt=timer.getTime();
time_sum+=time_gt;
std::cout<<" sum: "<<time_sum/1000.0<<" ms\n";
timer.start();
#endif
}
void JKQTFastPlotter::plotGraphs(QPainter& painter) {
#ifdef DEBUG_TIMING
JKQTPHighResTimer timer;
double time_sum=0;
double time_gt=0;
std::cout<<"timing plotGraphs():\n";
timer.start();
#endif
painter.save(); auto __finalpaint=JKQTPFinally([&painter]() {painter.restore();});
for (int i=0; i<plots.size(); i++) {
#ifdef DEBUG_TIMING
timer.start();
#endif
plots[i]->paint(painter);
#ifdef DEBUG_TIMING
time_gt=timer.getTime();
time_sum+=time_gt;
std::cout<<" drawing graph "<<i<<": "<<time_gt/1000.0<<" ms\n";
timer.start();
#endif
}
#ifdef DEBUG_TIMING
time_gt=timer.getTime();
time_sum+=time_gt;
std::cout<<" sum: "<<time_sum/1000.0<<" ms\n";
timer.start();
#endif
}
void JKQTFastPlotter::draw(QPainter* painter, QSize* size) {
calcPlotScaling();
if (size) *size=QSize(width(), height());
painter->save();
plotSystem(*painter);
painter->setClipRect(QRectF(internalPlotBorderLeft+systemWidth/2.0, internalPlotBorderTop+systemWidth/2.0, plotWidth-systemWidth, plotHeight-systemWidth));
plotGraphs(*painter);
painter->restore();
}
void JKQTFastPlotter::draw(QPainter* painter, QColor background, QSize* size) {
QColor oldb=backgroundColor;
backgroundColor=background;
calcPlotScaling();
if (size) *size=QSize(width(), height());
painter->save();
plotSystem(*painter);
//painter->setClipRect(QRectF(internalPlotBorderLeft+systemWidth/2.0, internalPlotBorderTop+systemWidth/2.0, plotWidth-systemWidth, plotHeight-systemWidth));
plotGraphs(*painter);
painter->restore();
backgroundColor=oldb;
}
void JKQTFastPlotter::redrawPlot() {
calcPlotScaling();
if (!doDrawing) {
doFullRepaint=true;
return;
}
if (systemImage.isNull()) return;
mutexRepaintSystem.lock();
QPainter* painter=new QPainter(&systemImage);
//painter->setRenderHints(QPainter::HighQualityAntialiasing|QPainter::Antialiasing|QPainter::SmoothPixmapTransform);
if (painter->isActive()) {
plotSystem(*painter);
}
delete painter;
mutexRepaintSystem.unlock();
doFullRepaint=false;
updateData();
}
void JKQTFastPlotter::redrawPlotImmediate() {
calcPlotScaling();
if (!doDrawing) {
doFullRepaint=true;
return;
}
if (systemImage.isNull()) return;
mutexRepaintSystem.lock();
QPainter* painter=new QPainter(&systemImage);
if (painter->isActive()) {
plotSystem(*painter);
}
delete painter;
mutexRepaintSystem.unlock();
doFullRepaint=false;
updateDataImmediate();
}
void JKQTFastPlotter::updateData() {
if (doFullRepaint) {
// as doFullRepaint is set false in updatePlot() this is NO endles loop!!!!!!!
redrawPlot();
return;
}
if (!doDrawing) return;
if (image.isNull()) return;
mutexRepaintData.lock();
emit replotting();
image=systemImage;
QPainter* painter=new QPainter(&image);
//painter->setRenderHints(QPainter::HighQualityAntialiasing|QPainter::Antialiasing|QPainter::SmoothPixmapTransform);
if (painter->isActive()) {
/*qDebug()<<"image.format: "<<image.format();
qDebug()<<"painter.compositionMode: "<<painter->compositionMode();
qDebug()<<"painter.renderHints: "<<painter->renderHints();*/
//painter->setClipRect(QRectF(internalPlotBorderLeft+systemWidth/2.0, internalPlotBorderTop+systemWidth/2.0, plotWidth-systemWidth, plotHeight-systemWidth));
plotGraphs(*painter);
}
delete painter;
mutexRepaintData.unlock();
update();
}
void JKQTFastPlotter::updateDataImmediate() {
if (doFullRepaint) {
// as doFullRepaint is set false in updatePlot() this is NO endles loop!!!!!!!
redrawPlotImmediate();
return;
}
if (!doDrawing) return;
if (image.isNull()) return;
mutexRepaintData.lock();
emit replotting();
image=systemImage;
QPainter* painter=new QPainter(&image);
//painter->setRenderHints(QPainter::HighQualityAntialiasing|QPainter::Antialiasing|QPainter::SmoothPixmapTransform);
if (painter->isActive()) {
//painter->setClipRect(QRectF(internalPlotBorderLeft+systemWidth/2.0, internalPlotBorderTop+systemWidth/2.0, plotWidth-systemWidth, plotHeight-systemWidth));
plotGraphs(*painter);
}
delete painter;
mutexRepaintData.unlock();
repaint();
}
void JKQTFastPlotter::calcPlotScaling() {
internalPlotBorderBottom=plotBorderBottom;
internalPlotBorderTop=plotBorderTop;
internalPlotBorderLeft=plotBorderLeft;
internalPlotBorderRight=plotBorderRight;
plotWidth=width()-internalPlotBorderLeft-internalPlotBorderRight;
plotHeight=height()-internalPlotBorderBottom-internalPlotBorderTop;
////////////////////////////////////////////////////////////////////
// X AXIS, PRESETTINGS
////////////////////////////////////////////////////////////////////
if (xAxisLog) {
if (xMin<=0) xMin=1e-30;
if (xMax<=0) xMax=xMin+pow(10.0, static_cast<int>(log10(xMin)));
if (xMax==xMin) {
xMax=xMin+pow(10.0, static_cast<int>(log10(xMin))+1);
}
}
if (xMin>xMax) {
double h=xMax;
xMax=xMin;
xMin=h;
} else if (xMax==xMin) {
xMax=xMin+1.0;
}
// this is the x- and y-range spanned by the plot
xWidth=fabs(xMax-xMin);
////////////////////////////////////////////////////////////////////
// Y AXIS, PRESETTING
////////////////////////////////////////////////////////////////////
if (yAxisLog) {
if (yMin<=0) yMin=1e-30;
if (yMax<=0) yMax=yMin+pow(10.0, static_cast<int>(log10(yMin)));
if (yMax==xMin) {
yMax=yMin+pow(10.0, static_cast<int>(log10(yMin))+1);
}
}
if (yMin>yMax) {
double h=yMax;
yMax=yMin;
yMin=h;
} else if (yMax==yMin) {
yMax=yMin+1.0;
}
// this is the x- and y-range spanned by the plot
yWidth=fabs(yMax-yMin);
////////////////////////////////////////////////////////////////////
// ENSURE ASPECT RATIO (if activated)
////////////////////////////////////////////////////////////////////
if (maintainAspectRatio && (!xAxisLog) && (!yAxisLog)) {
double currRatio=static_cast<double>(plotWidth)/static_cast<double>(plotHeight);
double newPlotWidth=plotWidth;
double newPlotHeight=plotHeight;
if (currRatio!=aspectRatio) {
if (aspectRatio<=currRatio) {
newPlotWidth=aspectRatio*static_cast<double>(plotHeight);
} else {
newPlotHeight=static_cast<double>(plotWidth)/aspectRatio;
}
}
double dx=plotWidth-newPlotWidth;
double dy=plotHeight-newPlotHeight;
internalPlotBorderBottom+=dy/2.0;
internalPlotBorderTop+=dy/2.0;
internalPlotBorderLeft+=dx/2.0;
internalPlotBorderRight+=dx/2.0;
}
////////////////////////////////////////////////////////////////////
// PLOTTER SYNCHRONIZATION
////////////////////////////////////////////////////////////////////
if (synchronizeX!=nullptr) {
internalPlotBorderLeft=synchronizeX->getInternalPlotBorderLeft();
internalPlotBorderRight=synchronizeX->getInternalPlotBorderRight();
xMin=synchronizeX->getXMin();
xMax=synchronizeX->getXMax();
xAxisLog=synchronizeX->getXAxisLog();
xAxisLabel=synchronizeX->getXAxisLabel();
}
if (synchronizeY!=nullptr) {
internalPlotBorderTop=synchronizeY->getInternalPlotBorderTop();
internalPlotBorderBottom=synchronizeY->getInternalPlotBorderBottom();
yMin=synchronizeY->getYMin();
yMax=synchronizeY->getYMax();
yAxisLog=synchronizeY->getYAxisLog();
yAxisLabel=synchronizeY->getYAxisLabel();
}
plotWidth=width()-internalPlotBorderLeft-internalPlotBorderRight;
plotHeight=height()-internalPlotBorderBottom-internalPlotBorderTop;
xWidth=fabs(xMax-xMin);
yWidth=fabs(yMax-yMin);
////////////////////////////////////////////////////////////////////
// X AXIS, CALC PARAMETERS
////////////////////////////////////////////////////////////////////
if (xAxisLog) {
xScale=plotWidth/(log10(xMax)-log10(xMin));
xOffset=internalPlotBorderLeft-log10(xMin)*xScale;
} else {
xScale=plotWidth/xWidth;
xOffset=internalPlotBorderLeft-xMin*xScale;
}
////////////////////////////////////////////////////////////////////
// Y AXIS, CALC PARAMETERS
////////////////////////////////////////////////////////////////////
if (yAxisLog) {
yScale=plotHeight/(log10(yMax)-log10(yMin));
yOffset=internalPlotBorderTop+log10(yMax)*yScale;
} else {
yScale=plotHeight/yWidth;
yOffset=internalPlotBorderTop+yMax*yScale;
}
emit plotterSizesChanged();
}
void JKQTFastPlotter::setXRange(double min, double max, bool logarithmic) {
xMin=min;
xMax=max;
xAxisLog=logarithmic;
calcPlotScaling();
redrawPlot();
}
void JKQTFastPlotter::setYRange(double min, double max, bool logarithmic) {
yMin=min;
yMax=max;
yAxisLog=logarithmic;
calcPlotScaling();
redrawPlot();
}
void JKQTFastPlotter::setXYRange(double xmin, double xmax, double ymin, double ymax, bool xlogarithmic, bool ylogarithmic) {
xMin=xmin;
xMax=xmax;
xAxisLog=xlogarithmic;
yMin=ymin;
yMax=ymax;
yAxisLog=ylogarithmic;
calcPlotScaling();
redrawPlot();
}
/*
void JKQTFastPlotter::synchronizeX(JKQTFastPlotter* toWhere) {
bool olddo=doDrawing;
doDrawing=false;
xMin=toWhere->getXMin();
xMax=toWhere->getXMax();
xAxisLog=toWhere->getXAxisLog();
plotBorderLeft=toWhere->getInternalPlotBorderLeft();
plotBorderRight=toWhere->getInternalPlotBorderRight();
std::cout<<"syncX: xMin="<<xMin<<" xMax="<<xMax<<" plotBorderLeft="<<plotBorderLeft<<" plotBorderLeft="<<plotBorderRight<<"\n";
doDrawing=olddo;
redrawPlot();
}
void JKQTFastPlotter::synchronizeY(JKQTFastPlotter* toWhere) {
bool olddo=doDrawing;
doDrawing=false;
yMin=toWhere->getYMin();
yMax=toWhere->getYMax();
yAxisLog=toWhere->getYAxisLog();
plotBorderTop=toWhere->getInternalPlotBorderTop();
plotBorderBottom=toWhere->getInternalPlotBorderBottom();
std::cout<<"syncY: yMin="<<yMin<<" yMax="<<yMax<<" plotBorderTop="<<plotBorderTop<<" plotBorderBottom="<<plotBorderBottom<<"\n";
doDrawing=olddo;
redrawPlot();
}
*/
JKQTFPLinePlot::JKQTFPLinePlot(JKQTFastPlotter* parent, int N, double* x, double* y, QColor color, Qt::PenStyle style, double width):
JKQTFPPlot(parent)
{
this->N=N;
this->x=x;
this->y=y;
this->yerr=nullptr;
this->xv=nullptr;
this->yv=nullptr;
this->yerrv=nullptr;
this->color=color;
this->errorColor=color.lighter();
this->errorStyle=this->style=style;
this->errorWidth=this->width=width;
datatype=JKQTFPLPPointer;
}
JKQTFPLinePlot::JKQTFPLinePlot(JKQTFastPlotter* parent, QVector<double>* x, QVector<double>* y, QColor color, Qt::PenStyle style, double width):
JKQTFPPlot(parent)
{
this->N=x->size();
this->x=nullptr;
this->y=nullptr;
this->yerr=nullptr;
this->xv=x;
this->yv=y;
this->yerrv=nullptr;
this->color=color;
this->errorColor=color.lighter();
this->errorStyle=this->style=style;
this->errorWidth=this->width=width;
datatype=JKQTFPLPVector;
}
void JKQTFPLinePlot::drawGraph(QPainter& painter) {
if (datatype==JKQTFPLPPointer) if (N<=0 || !x || !y) return;
if (datatype==JKQTFPLPVector) if (!xv || !yv) return;
//std::cout<<"JKQTFPLinePlot::drawGraph()\n";
QPen p(color);
p.setStyle(style);
p.setWidthF(qMax(JKQTFastPlotter::ABS_MIN_LINEWIDTH, width));
p.setCapStyle(Qt::RoundCap);
p.setJoinStyle(Qt::RoundJoin);
QPen pe(errorColor);
pe.setStyle(errorStyle);
pe.setWidthF(qMax(JKQTFastPlotter::ABS_MIN_LINEWIDTH, errorWidth));
pe.setCapStyle(Qt::RoundCap);
pe.setJoinStyle(Qt::RoundJoin);
QPainterPath path, epath;
if (datatype==JKQTFPLPPointer) {
if (N>0){
path.moveTo(parent->x2p(x[0]), parent->y2p(y[0]));
//std::cout<<"plotting graph, starting @ ("<<parent->x2p(x[0])<<", "<<parent->y2p(y[0])<<")\n";
}
for (int i=1; i<N; i++) {
path.lineTo(parent->x2p(x[i]), parent->y2p(y[i]));
//std::cout<<"-> ("<<parent->x2p(x[i])<<", "<<parent->y2p(y[i])<<")\n";
}
if (yerr!=nullptr) {
if (N>0){
epath.moveTo(parent->x2p(x[0]), parent->y2p(y[0]+yerr[0]));
}
for (int i=1; i<N; i++) {
epath.lineTo(parent->x2p(x[i]), parent->y2p(y[i]+yerr[i]));
}
if (N>0){
epath.moveTo(parent->x2p(x[0]), parent->y2p(y[0]-yerr[0]));
}
for (int i=1; i<N; i++) {
epath.lineTo(parent->x2p(x[i]), parent->y2p(y[i]-yerr[i]));
}
}
} else if (datatype==JKQTFPLPVector) {
if (xv->size()>1 && (yv->size()>=xv->size())){
path.moveTo(parent->x2p((*xv)[0]), parent->y2p((*yv)[0]));
//std::cout<<"plotting graph, starting @ ("<<parent->x2p(x[0])<<", "<<parent->y2p(y[0])<<")\n";
for ( int i=1; i<xv->size(); i++) {
path.lineTo(parent->x2p((*xv)[i]), parent->y2p((*yv)[i]));
//std::cout<<"-> ("<<parent->x2p(x[i])<<", "<<parent->y2p(y[i])<<")\n";
}
}
if (yerrv!=nullptr) {
if (yerrv->size()>1 && (xv->size()>=yerrv->size()) && (yv->size()>=yerrv->size())){
epath.moveTo(parent->x2p((*xv)[0]), parent->y2p((*yv)[0]+(*yerrv)[0]));
//std::cout<<"plotting graph, starting @ ("<<parent->x2p(x[0])<<", "<<parent->y2p(y[0])<<")\n";
for ( int i=1; i<yerrv->size(); i++) {
epath.lineTo(parent->x2p((*xv)[i]), parent->y2p((*yv)[i]+(*yerrv)[i]));
//std::cout<<"-> ("<<parent->x2p(x[i])<<", "<<parent->y2p(y[i])<<")\n";
}
epath.moveTo(parent->x2p((*xv)[0]), parent->y2p((*yv)[0]-(*yerrv)[0]));
//std::cout<<"plotting graph, starting @ ("<<parent->x2p(x[0])<<", "<<parent->y2p(y[0])<<")\n";
for ( int i=1; i<yerrv->size(); i++) {
epath.lineTo(parent->x2p((*xv)[i]), parent->y2p((*yv)[i]-(*yerrv)[i]));
//std::cout<<"-> ("<<parent->x2p(x[i])<<", "<<parent->y2p(y[i])<<")\n";
}
}
}
}
painter.setPen(p);
painter.drawPath(path);
painter.setPen(pe);
painter.drawPath(epath);
//std::cout<<"JKQTFPLinePlot::drawGraph() ... done\n";
}
JKQTFPVCrossPlot::JKQTFPVCrossPlot(JKQTFastPlotter* parent, int N, double* x, double* y, QColor color, Qt::PenStyle style, double width):
JKQTFPLinePlot(parent, N, x, y, color, style, width)
{
crossWidth=5;
}
JKQTFPVCrossPlot::JKQTFPVCrossPlot(JKQTFastPlotter* parent, QVector<double>* x, QVector<double>* y, QColor color, Qt::PenStyle style, double width):
JKQTFPLinePlot(parent, x, y, color, style, width)
{
crossWidth=5;
}
void JKQTFPVCrossPlot::drawGraph(QPainter& painter) {
if (datatype==JKQTFPLPPointer) if (N<=0 || !x || !y) return;
if (datatype==JKQTFPLPVector) if (!xv || !yv) return;
//std::cout<<"JKQTFPVCrossPlot::drawGraph()\n";
QPen p(color);
p.setStyle(style);
p.setWidthF(qMax(JKQTFastPlotter::ABS_MIN_LINEWIDTH, width));
p.setCapStyle(Qt::RoundCap);
p.setJoinStyle(Qt::RoundJoin);
QPen pe(errorColor);
pe.setStyle(errorStyle);
pe.setWidthF(qMax(JKQTFastPlotter::ABS_MIN_LINEWIDTH, errorWidth));
pe.setCapStyle(Qt::RoundCap);
pe.setJoinStyle(Qt::RoundJoin);
QPainterPath path, epath;
if (datatype==JKQTFPLPPointer) {
for (int i=0; i<N; i++) {
path.moveTo(QPointF(parent->x2p(x[i])-crossWidth/2.0, parent->y2p(y[i])));
path.lineTo(QPointF(parent->x2p(x[i])+crossWidth/2.0, parent->y2p(y[i])));
path.moveTo(QPointF(parent->x2p(x[i]), parent->y2p(y[i])-crossWidth/2.0));
path.lineTo(QPointF(parent->x2p(x[i]), parent->y2p(y[i])+crossWidth/2.0));
//std::cout<<"-> ("<<parent->x2p(x[i])<<", "<<parent->y2p(y[i])<<")\n";
}
if (yerr!=nullptr) {
if (N>0){
epath.moveTo(parent->x2p(x[0]), parent->y2p(y[0]+yerr[0]));
}
for (int i=1; i<N; i++) {
epath.lineTo(parent->x2p(x[i]), parent->y2p(y[i]+yerr[i]));
}
if (N>0){
epath.moveTo(parent->x2p(x[0]), parent->y2p(y[0]-yerr[0]));
}
for (int i=1; i<N; i++) {
epath.lineTo(parent->x2p(x[i]), parent->y2p(y[i]-yerr[i]));
}
}
} else if (datatype==JKQTFPLPVector) {
if (xv->size()>0 && (yv->size()>=xv->size())){
for ( int i=0; i<xv->size(); i++) {
path.moveTo(QPointF(parent->x2p((*xv)[i])-crossWidth/2.0, parent->y2p((*yv)[i])));
path.lineTo(QPointF(parent->x2p((*xv)[i])+crossWidth/2.0, parent->y2p((*yv)[i])));
path.moveTo(QPointF(parent->x2p((*xv)[i]), parent->y2p((*yv)[i])-crossWidth/2.0));
path.lineTo(QPointF(parent->x2p((*xv)[i]), parent->y2p((*yv)[i])+crossWidth/2.0));
//std::cout<<"-> ("<<parent->x2p(x[i])<<", "<<parent->y2p(y[i])<<")\n";
}
}
if (yerrv!=nullptr) {
if (yerrv->size()>0 && (xv->size()>=yerrv->size()) && (yv->size()>=yerrv->size())){
epath.moveTo(parent->x2p((*xv)[0]), parent->y2p((*yv)[0]+(*yerrv)[0]));
//std::cout<<"plotting graph, starting @ ("<<parent->x2p(x[0])<<", "<<parent->y2p(y[0])<<")\n";
for ( int i=1; i<yerrv->size(); i++) {
epath.lineTo(parent->x2p((*xv)[i]), parent->y2p((*yv)[i]+(*yerrv)[i]));
//std::cout<<"-> ("<<parent->x2p(x[i])<<", "<<parent->y2p(y[i])<<")\n";
}
epath.moveTo(parent->x2p((*xv)[0]), parent->y2p((*yv)[0]-(*yerrv)[0]));
//std::cout<<"plotting graph, starting @ ("<<parent->x2p(x[0])<<", "<<parent->y2p(y[0])<<")\n";
for ( int i=1; i<yerrv->size(); i++) {
epath.lineTo(parent->x2p((*xv)[i]), parent->y2p((*yv)[i]-(*yerrv)[i]));
//std::cout<<"-> ("<<parent->x2p(x[i])<<", "<<parent->y2p(y[i])<<")\n";
}
}
}
}
painter.setPen(p);
painter.drawPath(path);
painter.setPen(pe);
painter.drawPath(epath);
//std::cout<<"JKQTFPVCrossPlot::drawGraph() ... done\n";
}
JKQTFPVBarPlot::JKQTFPVBarPlot(JKQTFastPlotter* parent, int N, double* x, double* y, QColor color, Qt::PenStyle style, double width):
JKQTFPLinePlot(parent, N, x, y, color, style, width)
{
}
JKQTFPVBarPlot::JKQTFPVBarPlot(JKQTFastPlotter* parent, QVector<double>* x, QVector<double>* y, QColor color, Qt::PenStyle style, double width):
JKQTFPLinePlot(parent, x, y, color, style, width)
{
}
void JKQTFPVBarPlot::drawGraph(QPainter& painter) {
if (datatype==JKQTFPLPPointer) if (N<=0 || !x || !y) return;
if (datatype==JKQTFPLPVector) if (!xv || !yv) return;
QPen p(color);
p.setStyle(style);
p.setWidthF(qMax(JKQTFastPlotter::ABS_MIN_LINEWIDTH, width));
p.setCapStyle(Qt::RoundCap);
p.setJoinStyle(Qt::RoundJoin);
painter.setPen(p);
if (!parent->getYAxisLog()) {
if (datatype==JKQTFPLPPointer) {
for (int i=0; i<N; i++) {
double xval=parent->x2p(x[i]);
QLineF l(xval, parent->y2p(0), xval, parent->y2p(y[i]));
if (l.length()>0) painter.drawLine(l);
}
} else if (datatype==JKQTFPLPVector) {
for ( int i=0; i<xv->size(); i++) {
double xval=parent->x2p((*xv)[i]);
QLineF l(xval, parent->y2p(0), xval, parent->y2p((*yv)[i]));
if (l.length()>0) painter.drawLine(l);
}
}
} else {
double starty=parent->getInternalPlotBorderTop()+parent->getPlotHeight();
if (datatype==JKQTFPLPPointer) {
for (int i=0; i<N; i++) {
double v=parent->y2p(y[i]);
if (!std::isnan(v) && !std::isinf(v)) {
double xval=parent->x2p(x[i]);
QLineF l(xval, starty, xval, v);
if (l.length()>0) painter.drawLine(l);
}
}
} else if (datatype==JKQTFPLPVector) {
for ( int i=0; i<xv->size(); i++) {
double v=parent->y2p((*yv)[i]);
if (!std::isnan(v) && !std::isinf(v)) {
double xval=parent->x2p((*xv)[i]);
QLineF l(xval, starty, xval, v);
if (l.length()>0) painter.drawLine(l);
}
}
}
}
}
JKQTFPXRangePlot::JKQTFPXRangePlot(JKQTFastPlotter* parent, double xmin, double xmax, QColor color, Qt::PenStyle style, double width, Qt::BrushStyle fillStyle):
JKQTFPPlot(parent)
{
this->xmin=xmin;
this->xmax=xmax;
this->centerline=(xmax+xmin)/2.0;
this->showCenterline=false;
this->color=color;
this->style=style;
this->width=width;
this->fillColor=color;
this->fillColor.setAlphaF(0.5);
this->fillStyle=fillStyle;
}
void JKQTFPXRangePlot::drawGraph(QPainter& painter) {
QRectF r(QPointF(parent->x2p(xmin), parent->getInternalPlotBorderTop()), QPointF(parent->x2p(xmax), parent->getInternalPlotBorderTop()+parent->getPlotHeight()));
QBrush b(fillStyle);
b.setColor(fillColor);
QPen p(color);
p.setStyle(style);
p.setWidthF(qMax(JKQTFastPlotter::ABS_MIN_LINEWIDTH, width));
painter.setPen(p);
painter.fillRect(r, b);
if (showCenterline) {
painter.drawLine(parent->x2p(centerline), parent->getInternalPlotBorderTop(), parent->x2p(centerline), parent->getInternalPlotBorderTop()+parent->getPlotHeight());
}
painter.drawRect(r);
}
JKQTFPQImagePlot::JKQTFPQImagePlot(JKQTFastPlotter* parent, QImage* image, double xmin, double xmax, double ymin, double ymax):
JKQTFPPlot(parent)
{
this->image=image;
this->xmin=xmin;
this->xmax=xmax;
this->ymin=ymin;
this->ymax=ymax;
}
JKQTFPQImagePlot::JKQTFPQImagePlot(JKQTFastPlotter* parent, QImage* image):
JKQTFPPlot(parent)
{
this->image=image;
this->xmin=0;
this->xmax=image->width();
this->ymin=0;
this->ymax=image->height();
}
void JKQTFPQImagePlot::drawGraph(QPainter& painter) {
if (!image) return;
if (image->isNull()) return;
double pxmin=parent->x2p(xmin);
double pxmax=parent->x2p(xmax);
double dx=fabs(pxmax-pxmin);
double pymin=parent->y2p(ymin);
double pymax=parent->y2p(ymax);
double dy=fabs(pymax-pymin);
if (dx>0 && dy>0)
painter.drawImage(QRectF(pxmin, pymax, dx, dy), *image);
}
JKQTFPimagePlot::JKQTFPimagePlot(JKQTFastPlotter* parent, void* image, JKQTFPImageFormat imageFormat, int width, int height, double xmin, double xmax, double ymin, double ymax, JKQTFPColorPalette palette):
JKQTFPPlot(parent)
{
this->image=image;
this->width=width;
this->height=height;
this->xmin=xmin;
this->xmax=xmax;
this->ymin=ymin;
this->ymax=ymax;
colorMin=0;
colorMax=0;
this->palette=palette;
drawColorBar=true;
colorBarWidth=15;
this->imageFormat=imageFormat;
this->rotation=0;
}
JKQTFPimagePlot::JKQTFPimagePlot(JKQTFastPlotter* parent, void* image, JKQTFPImageFormat imageFormat, int width, int height, JKQTFPColorPalette palette):
JKQTFPPlot(parent)
{
this->image=image;
this->width=width;
this->height=height;
colorMin=0;
colorMax=0;
this->palette=palette;
drawColorBar=true;
colorBarWidth=15;
xmin=0;
ymin=0;
xmax=width;
ymax=height;
this->imageFormat=imageFormat;
this->rotation=0;
}
QStringList JKQTFPimagePlot_getPalettes() {
QStringList sl;
sl<<QObject::tr("red");
sl<<QObject::tr("inverted red");
sl<<QObject::tr("green");
sl<<QObject::tr("inverted green");
sl<<QObject::tr("blue");
sl<<QObject::tr("inverted blue");
sl<<QObject::tr("gray");
sl<<QObject::tr("inverted gray");
sl<<QObject::tr("Matlab");
sl<<QObject::tr("RYGB");
sl<<QObject::tr("HSV");
sl<<QObject::tr("inverted HSV");
sl<<QObject::tr("rainbow");
sl<<QObject::tr("AFM hot");
sl<<QObject::tr("ocean");
sl<<QObject::tr("trafficlight");
sl<<QObject::tr("blue-magenta-yellow");
sl<<QObject::tr("blue-yellow");
sl<<QObject::tr("cyan");
//sl<<QObject::tr("");
return sl;
}
QIcon JKQTFPimagePlot_getPaletteIcon(int i) {
QImage img;
double pic[32];
for (int j=0; j<32; j++) {
pic[j]=j;
}
JKQTFPimagePlot_array2image<double>(pic, 32, 1, img, static_cast<JKQTFPColorPalette>(i), 0, 31);
QPixmap pix(16,8);
QRect r(0,0,15,7);
QPainter p(&pix);
p.drawImage(r, img);
p.setPen(QPen(QColor("black")));
p.drawRect(r);
p.end();
return QIcon(pix);
}
void JKQTFPimagePlot::drawGraph(QPainter& painter) {
if (!image) return;
if (width<=0 && height<=0) return;
//QPainter::CompositionMode cm=painter.compositionMode();
painter.setCompositionMode(QPainter::CompositionMode_SourceOver);
QImage img(width, height, QImage::Format_ARGB32);
switch(imageFormat) {
case JKQTFP_uint8: JKQTFPimagePlot_array2image<uint8_t>(static_cast<uint8_t*>(image), width, height, img, palette, colorMin, colorMax); break;
case JKQTFP_uint16: JKQTFPimagePlot_array2image<uint16_t>(static_cast<uint16_t*>(image), width, height, img, palette, colorMin, colorMax); break;
case JKQTFP_uint32: JKQTFPimagePlot_array2image<uint32_t>(static_cast<uint32_t*>(image), width, height, img, palette, colorMin, colorMax); break;
case JKQTFP_int64: JKQTFPimagePlot_array2image<int64_t>(static_cast<int64_t*>(image), width, height, img, palette, colorMin, colorMax); break;
case JKQTFP_float: JKQTFPimagePlot_array2image<float>(static_cast<float*>(image), width, height, img, palette, colorMin, colorMax); break;
case JKQTFP_double: JKQTFPimagePlot_array2image<double>(static_cast<double*>(image), width, height, img, palette, colorMin, colorMax); break;
}
if (img.isNull()) return;
double pxmin=parent->x2p(xmin);
double pxmax=parent->x2p(xmax);
double dx=fabs(pxmax-pxmin);
double pymin=parent->y2p(ymin);
double pymax=parent->y2p(ymax);
double dy=fabs(pymax-pymin);
QTransform trans;
trans.reset();
if (rotation==1) trans.rotate(90);
else if (rotation==2) trans.rotate(180);
else if (rotation==3) trans.rotate(270);
if (dx>0 && dy>0)
painter.drawImage(QRectF(pxmin, pymax, dx, dy), img.transformed(trans));
if (drawColorBar && parent->getPlotHeight()>3) {
uint8_t d[200];
for (int i=0; i<200; i++) d[i]=i;
QImage b(1, 200, QImage::Format_ARGB32);
JKQTFPimagePlot_array2image<uint8_t>(d, 1, 200, b, palette, 0, 199);
//std::cout<<"bar.width="<<b.width()<<" bar.height="<<b.height()<<"\n";
QRectF r(parent->getInternalPlotBorderLeft()+parent->getPlotWidth()+parent->getTickLength()*2, parent->getInternalPlotBorderTop()+parent->getPlotHeight()*0.15, colorBarWidth, parent->getPlotHeight()*0.8);
//std::cout<<"r.left="<<r.left()<<" r.top="<<r.top()<<" r.width="<<r.width()<<" r.height="<<r.height()<<"\n";
bool c=painter.hasClipping();
painter.setClipping(false);
painter.drawImage(r, b);
painter.drawRect(r);
painter.setClipping(c);
}
//painter.setCompositionMode(cm);
}
JKQTFPimageOverlayPlot::JKQTFPimageOverlayPlot(JKQTFastPlotter* parent, bool* image, int width, int height, double xmin, double xmax, double ymin, double ymax, QColor color):
JKQTFPPlot(parent)
{
this->image=image;
this->width=width;
this->height=height;
this->xmin=xmin;
this->xmax=xmax;
this->ymin=ymin;
this->ymax=ymax;
this->color=color;
this->rotation=0;
this->showAsSymbols=false;
this->linewidth=2;
this->symboltype=stCircle;
}
JKQTFPimageOverlayPlot::JKQTFPimageOverlayPlot(JKQTFastPlotter* parent, bool* image, int width, int height, QColor color):
JKQTFPPlot(parent)
{
this->image=image;
this->width=width;
this->height=height;
xmin=0;
ymin=0;
xmax=width;
ymax=height;
this->color=color;
this->linewidth=2;
this->rotation=0;
this->showAsSymbols=false;
this->symboltype=stCircle;
}
void JKQTFPimageOverlayPlot::drawGraph(QPainter& painter) {
if (!image) return;
if (width<=0 && height<=0) return;
QTransform trans;
trans.reset();
if (rotation==1) trans.rotate(90);
else if (rotation==2) trans.rotate(180);
else if (rotation==3) trans.rotate(270);
double pxmin=parent->x2p(xmin);
double pxmax=parent->x2p(xmax);
double dx=fabs(pxmax-pxmin);
double pymin=parent->y2p(ymin);
double pymax=parent->y2p(ymax);
double dy=fabs(pymax-pymin);
double ddx=dx/double(width);
double ddy=dy/double(height);
if (showAsSymbols) {
QList<double> x,y;
for (int j=0; j<height; ++j) {
for (int i=0; i<width; ++i) {
if (image[j*width+i]) {
x<<xmin+(double(i)+0.5)/double(width)*(xmax-xmin);
y<<ymin+(double(j)+0.5)/double(height)*(ymax-ymin);
}
}
}
painter.save(); auto __finalpaint=JKQTPFinally([&painter]() {painter.restore();});
painter.setTransform(trans, true);
QPen p=painter.pen();
p.setColor(color);
p.setWidthF(qMax(JKQTFastPlotter::ABS_MIN_LINEWIDTH,linewidth));
painter.setPen(p);
for (int i=0; i<qMin(x.size(), y.size()); i++) {
double px=parent->x2p(x[i]);
double py=parent->y2p(y[i]);
QRectF r(px-ddx/2.0, py-ddy/2.0, ddx, ddy);
if (this->symboltype==stCircle) painter.drawEllipse(r);
else painter.drawRect(r);
}
} else {
QImage img(width, height, QImage::Format_ARGB32);
QColor tc(Qt::transparent);
for (int j=0; j<height; ++j) {
QRgb* line=reinterpret_cast<QRgb *>(img.scanLine(height-1-j));
for (int i=0; i<width; ++i) {
if (!image[j*width+i]) line[i]=tc.rgba();
else line[i]=color.rgba();
}
}
if (img.isNull()) return;
if (dx>0 && dy>0) {
//qDebug()<<painter.compositionMode()<<img.transformed(trans).format();
painter.drawImage(QRectF(pxmin, pymax, dx, dy), img.transformed(trans, Qt::SmoothTransformation));
}
}
}
JKQTFPQScaleBarXPlot::JKQTFPQScaleBarXPlot(JKQTFastPlotter* parent, double width, const QString& label, QColor color, double lineWidth):
JKQTFPPlot(parent)
{
this->width=width;
this->label=label;
this->lineWidth=lineWidth;
this->color=color;
this->position=JKQTFPQScaleBarXPlot::TopRight;
if (parent) {
this->font.setFamily(parent->getLabelFontName());
this->font.setPointSizeF(parent->getLabelFontSize());
}
}
void JKQTFPQScaleBarXPlot::drawGraph(QPainter& painter) {
painter.save(); auto __finalpaint=JKQTPFinally([&painter]() {painter.restore();});
QRectF r(QPointF(parent->getInternalPlotBorderLeft(), parent->getInternalPlotBorderTop()), QPointF(parent->getInternalPlotBorderLeft()+parent->getPlotWidth(), parent->getInternalPlotBorderTop()+parent->getPlotHeight()));
double borderfraction=0.1;
int yDistance=static_cast<double>(parent->getPlotHeight())*borderfraction;
QPen p(color);
p.setWidthF(qMax(JKQTFastPlotter::ABS_MIN_LINEWIDTH, lineWidth));
p.setColor(color);
QString s=label.arg(width);
double yy1, yy2, xx1, xx2, x1, x2;//, y2, y1;
if (position==JKQTFPQScaleBarXPlot::TopRight) {
yy1=parent->getInternalPlotBorderTop()+yDistance;
yy2=yy1;
x2=parent->getXMax()-borderfraction*(parent->getXMax()-parent->getXMin());
x1=x2-width;
xx1=parent->x2p(x1);
xx2=parent->x2p(x2);
painter.drawLine(QLineF(xx1, yy1, xx2, yy2));
painter.setFont(font);
QFontMetrics fm=painter.fontMetrics();
painter.drawText(xx1+(xx2-xx1)/2-fm.width(s)/2, yy1+3*lineWidth+fm.ascent(), s);
} else if (position==JKQTFPQScaleBarXPlot::TopLeft) {
yy1=parent->getInternalPlotBorderTop()+yDistance;
yy2=yy1;
x1=parent->getXMin()+borderfraction*(parent->getXMax()-parent->getXMin());
x2=x1+width;
xx1=parent->x2p(x1);
xx2=parent->x2p(x2);
painter.drawLine(QLineF(xx1, yy1, xx2, yy2));
painter.setFont(font);
QFontMetrics fm=painter.fontMetrics();
painter.drawText(xx1+(xx2-xx1)/2-fm.width(s)/2, yy1+3*lineWidth+fm.ascent(), s);
} else if (position==JKQTFPQScaleBarXPlot::BottomLeft) {
yy1=parent->getInternalPlotBorderTop()+parent->getPlotHeight()-yDistance;
yy2=yy1;
x1=parent->getXMin()+borderfraction*(parent->getXMax()-parent->getXMin());
x2=x1+width;
xx1=parent->x2p(x1);
xx2=parent->x2p(x2);
painter.drawLine(QLineF(xx1, yy1, xx2, yy2));
painter.setFont(font);
QFontMetrics fm=painter.fontMetrics();
painter.drawText(xx1+(xx2-xx1)/2-fm.width(s)/2, yy1-3*lineWidth-fm.descent(), s);
} else if (position==JKQTFPQScaleBarXPlot::BottomRight) {
yy1=parent->getInternalPlotBorderTop()+parent->getPlotHeight()-yDistance;
yy2=yy1;
x2=parent->getXMax()-borderfraction*(parent->getXMax()-parent->getXMin());
x1=x2-width;
xx1=parent->x2p(x1);
xx2=parent->x2p(x2);
painter.drawLine(QLineF(xx1, yy1, xx2, yy2));
painter.setFont(font);
QFontMetrics fm=painter.fontMetrics();
painter.drawText(xx1+(xx2-xx1)/2-fm.width(s)/2, yy1-3*lineWidth-fm.descent(), s);
}
}
QIcon JKQTFPimagePlot_getPaletteIcon(JKQTFPColorPalette palette) {
return JKQTFPimagePlot_getPaletteIcon(static_cast<int>(palette));
};
JKQTFPQOverlayLinearGridPlot::JKQTFPQOverlayLinearGridPlot(JKQTFastPlotter* parent, double width, QColor color, double lineWidth, Qt::PenStyle style):
JKQTFPPlot(parent)
{
this->width=width;
this->color=color;
this->lineWidth=lineWidth;
this->style=style;
}
void JKQTFPQOverlayLinearGridPlot::drawGraph(QPainter& painter) {
painter.save(); auto __finalpaint=JKQTPFinally([&painter]() {painter.restore();});
QPen p(color);
p.setWidthF(qMax(JKQTFastPlotter::ABS_MIN_LINEWIDTH, lineWidth));
p.setColor(color);
p.setStyle(style);
double xmin=parent->getXMin();
double xmax=parent->getXMax();
double ymin=parent->getYMin();
double ymax=parent->getYMax();
double xstart=(floor(xmin/width)-1.0)*width;
double ystart=(floor(ymin/width)-1.0)*width;
QPainterPath gridPath;
double x=xstart;
int cntr=0; // used to stop plotting after 1000 grid lines
while (x<=xmax && cntr<1000) {
if (xmin<=x && x<=xmax) {
gridPath.moveTo(parent->x2p(x), parent->getInternalPlotBorderTop());
gridPath.lineTo(parent->x2p(x), parent->getInternalPlotBorderTop()+parent->getPlotHeight());
}
x+=width;
cntr++;
}
double y=ystart;
cntr=0;
while (y<=ymax && cntr<1000) {
if (ymin<=y && y<=ymax) {
gridPath.moveTo(parent->getInternalPlotBorderLeft(), parent->y2p(y));
gridPath.lineTo(parent->getInternalPlotBorderLeft()+parent->getPlotWidth(), parent->y2p(y));
}
y+=width;
cntr++;
}
painter.setPen(p);
painter.drawPath(gridPath);
}
JKQTFPRGBImageOverlayPlot::JKQTFPRGBImageOverlayPlot(JKQTFastPlotter *parent, void *imageRed, JKQTFPImageFormat imageFormat, int width, int height, double xmin, double xmax, double ymin, double ymax):
JKQTFPPlot(parent)
{
this->width=width;
this->height=height;
this->xmin=xmin;
this->xmax=xmax;
this->ymin=ymin;
this->ymax=ymax;
colorMinRed=0;
colorMaxRed=0;
this->imageRed=imageRed;
this->imageFormatRed=imageFormat;
colorMinGreen=0;
colorMaxGreen=0;
this->imageGreen=nullptr;
this->imageFormatGreen=JKQTFP_uint16;
colorMinBlue=0;
colorMaxBlue=0;
this->imageBlue=nullptr;
this->imageFormatBlue=JKQTFP_uint16;
this->rotation=0;
}
JKQTFPRGBImageOverlayPlot::JKQTFPRGBImageOverlayPlot(JKQTFastPlotter *parent, void *imageRed, JKQTFPImageFormat imageFormat, int width, int height):
JKQTFPPlot(parent)
{
this->width=width;
this->height=height;
this->xmin=0;
this->xmax=width-1;
this->ymin=0;
this->ymax=height-1;
colorMinRed=0;
colorMaxRed=0;
this->imageRed=imageRed;
this->imageFormatRed=imageFormat;
colorMinGreen=0;
colorMaxGreen=0;
this->imageGreen=nullptr;
this->imageFormatGreen=JKQTFP_uint16;
colorMinBlue=0;
colorMaxBlue=0;
this->imageBlue=nullptr;
this->imageFormatBlue=JKQTFP_uint16;
this->rotation=0;
}
JKQTFPRGBImageOverlayPlot::JKQTFPRGBImageOverlayPlot(JKQTFastPlotter *parent):
JKQTFPPlot(parent)
{
this->width=0;
this->height=0;
this->xmin=0;
this->xmax=11;
this->ymin=0;
this->ymax=11;
colorMinRed=0;
colorMaxRed=0;
this->imageRed=nullptr;
this->imageFormatRed=JKQTFP_uint16;
colorMinGreen=0;
colorMaxGreen=0;
this->imageGreen=nullptr;
this->imageFormatGreen=JKQTFP_uint16;
colorMinBlue=0;
colorMaxBlue=0;
this->imageBlue=nullptr;
this->imageFormatBlue=JKQTFP_uint16;
this->rotation=0;
}
void JKQTFPRGBImageOverlayPlot::drawGraph(QPainter &painter) {
//qDebug()<<"JKQTFPRGBImageOverlayPlot::drawGraph() "<<imageRed<<imageGreen<<imageBlue<<width<<height;
if (!imageRed && !imageGreen && !imageBlue) return;
if (width<=0 && height<=0) return;
QImage img(width, height, QImage::Format_ARGB32);
img.fill(0);
switch(imageFormatRed) {
case JKQTFP_uint8: JKQTFPRGBImageOverlayPlot_array2image<uint8_t>(static_cast<uint8_t*>(imageRed), width, height, img, 0, colorMinRed, colorMaxRed); break;
case JKQTFP_uint16: JKQTFPRGBImageOverlayPlot_array2image<uint16_t>(static_cast<uint16_t*>(imageRed), width, height, img, 0, colorMinRed, colorMaxRed); break;
case JKQTFP_uint32: JKQTFPRGBImageOverlayPlot_array2image<uint32_t>(static_cast<uint32_t*>(imageRed), width, height, img, 0, colorMinRed, colorMaxRed); break;
case JKQTFP_int64: JKQTFPRGBImageOverlayPlot_array2image<int64_t>(static_cast<int64_t*>(imageRed), width, height, img, 0, colorMinRed, colorMaxRed); break;
case JKQTFP_float: JKQTFPRGBImageOverlayPlot_array2image<float>(static_cast<float*>(imageRed), width, height, img, 0, colorMinRed, colorMaxRed); break;
case JKQTFP_double: JKQTFPRGBImageOverlayPlot_array2image<double>(static_cast<double*>(imageRed), width, height, img, 0, colorMinRed, colorMaxRed); break;
}
switch(imageFormatGreen) {
case JKQTFP_uint8: JKQTFPRGBImageOverlayPlot_array2image<uint8_t>(static_cast<uint8_t*>(imageGreen), width, height, img, 1, colorMinGreen, colorMaxGreen); break;
case JKQTFP_uint16: JKQTFPRGBImageOverlayPlot_array2image<uint16_t>(static_cast<uint16_t*>(imageGreen), width, height, img, 1, colorMinGreen, colorMaxGreen); break;
case JKQTFP_uint32: JKQTFPRGBImageOverlayPlot_array2image<uint32_t>(static_cast<uint32_t*>(imageGreen), width, height, img, 1, colorMinGreen, colorMaxGreen); break;
case JKQTFP_int64: JKQTFPRGBImageOverlayPlot_array2image<int64_t>(static_cast<int64_t*>(imageGreen), width, height, img, 1, colorMinGreen, colorMaxGreen); break;
case JKQTFP_float: JKQTFPRGBImageOverlayPlot_array2image<float>(static_cast<float*>(imageGreen), width, height, img, 1, colorMinGreen, colorMaxGreen); break;
case JKQTFP_double: JKQTFPRGBImageOverlayPlot_array2image<double>(static_cast<double*>(imageGreen), width, height, img, 1, colorMinGreen, colorMaxGreen); break;
}
switch(imageFormatBlue) {
case JKQTFP_uint8: JKQTFPRGBImageOverlayPlot_array2image<uint8_t>(static_cast<uint8_t*>(imageBlue), width, height, img, 2, colorMinBlue, colorMaxBlue); break;
case JKQTFP_uint16: JKQTFPRGBImageOverlayPlot_array2image<uint16_t>(static_cast<uint16_t*>(imageBlue), width, height, img, 2, colorMinBlue, colorMaxBlue); break;
case JKQTFP_uint32: JKQTFPRGBImageOverlayPlot_array2image<uint32_t>(static_cast<uint32_t*>(imageBlue), width, height, img, 2, colorMinBlue, colorMaxBlue); break;
case JKQTFP_int64: JKQTFPRGBImageOverlayPlot_array2image<int64_t>(static_cast<int64_t*>(imageBlue), width, height, img, 2, colorMinBlue, colorMaxBlue); break;
case JKQTFP_float: JKQTFPRGBImageOverlayPlot_array2image<float>(static_cast<float*>(imageBlue), width, height, img, 2, colorMinBlue, colorMaxBlue); break;
case JKQTFP_double: JKQTFPRGBImageOverlayPlot_array2image<double>(static_cast<double*>(imageBlue), width, height, img, 2, colorMinBlue, colorMaxBlue); break;
}
if (img.isNull()) return;
double pxmin=parent->x2p(xmin);
double pxmax=parent->x2p(xmax);
double dx=fabs(pxmax-pxmin);
double pymin=parent->y2p(ymin);
double pymax=parent->y2p(ymax);
double dy=fabs(pymax-pymin);
QTransform trans;
trans.reset();
if (rotation==1) trans.rotate(90);
else if (rotation==2) trans.rotate(180);
else if (rotation==3) trans.rotate(270);
if (dx>0 && dy>0)
painter.drawImage(QRectF(pxmin, pymax, dx, dy), img.transformed(trans));
}
void JKQTFPRGBImageOverlayPlot::setImage(void* imageRed, JKQTFPImageFormat imageFormatRed, int width, int height){
this->imageRed=imageRed;
this->imageFormatRed=imageFormatRed;
this->imageGreen=nullptr;
this->imageBlue=nullptr;
this->width=width;
this->height=height;
this->xmin=0;
this->xmax=width-1;
this->ymin=0;
this->ymax=height-1;
replot();
}
void JKQTFPRGBImageOverlayPlot::setImage(void* imageRed, JKQTFPImageFormat imageFormatRed, void* imageGreen, JKQTFPImageFormat imageFormatGreen, int width, int height) {
this->imageRed=imageRed;
this->imageFormatRed=imageFormatRed;
this->imageGreen=imageGreen;
this->imageFormatGreen=imageFormatGreen;
this->imageBlue=nullptr;
this->width=width;
this->height=height;
this->xmin=0;
this->xmax=width-1;
this->ymin=0;
this->ymax=height-1;
replot();
}
void JKQTFPRGBImageOverlayPlot::setImage(void* imageRed, JKQTFPImageFormat imageFormatRed, void* imageGreen, JKQTFPImageFormat imageFormatGreen, void* imageBlue, JKQTFPImageFormat imageFormatBlue, int width, int height) {
this->imageRed=imageRed;
this->imageFormatRed=imageFormatRed;
this->imageGreen=imageGreen;
this->imageFormatGreen=imageFormatGreen;
this->imageBlue=imageBlue;
this->imageFormatBlue=imageFormatBlue;
this->width=width;
this->height=height;
this->xmin=0;
this->xmax=width-1;
this->ymin=0;
this->ymax=height-1;
replot();
}
void JKQTFPRGBImageOverlayPlot::setImage(void* imageRed, JKQTFPImageFormat imageFormatRed, int width, int height, double xmin, double xmax, double ymin, double ymax){
this->imageRed=imageRed;
this->imageFormatRed=imageFormatRed;
this->imageRed=nullptr;
this->imageBlue=nullptr;
this->width=width;
this->height=height;
this->xmin=xmin;
this->xmax=xmax;
this->ymin=ymin;
this->ymax=ymax;
replot();
}
void JKQTFPRGBImageOverlayPlot::setImage(void* imageRed, JKQTFPImageFormat imageFormatRed, void* imageGreen, JKQTFPImageFormat imageFormatGreen, int width, int height, double xmin, double xmax, double ymin, double ymax) {
this->imageRed=imageRed;
this->imageFormatRed=imageFormatRed;
this->imageGreen=imageGreen;
this->imageFormatGreen=imageFormatGreen;
this->imageBlue=nullptr;
this->width=width;
this->height=height;
this->xmin=xmin;
this->xmax=xmax;
this->ymin=ymin;
this->ymax=ymax;
replot();
}
void JKQTFPRGBImageOverlayPlot::setImage(void* imageRed, JKQTFPImageFormat imageFormatRed, void* imageGreen, JKQTFPImageFormat imageFormatGreen, void* imageBlue, JKQTFPImageFormat imageFormatBlue, int width, int height, double xmin, double xmax, double ymin, double ymax) {
this->imageRed=imageRed;
this->imageFormatRed=imageFormatRed;
this->imageGreen=imageGreen;
this->imageFormatGreen=imageFormatGreen;
this->imageBlue=imageBlue;
this->imageFormatBlue=imageFormatBlue;
this->width=width;
this->height=height;
this->xmin=xmin;
this->xmax=xmax;
this->ymin=ymin;
this->ymax=ymax;
replot();
}
JKQTFPYRangePlot::JKQTFPYRangePlot(JKQTFastPlotter *parent, double xmin, double xmax, QColor color, Qt::PenStyle style, double width, Qt::BrushStyle fillStyle):
JKQTFPPlot(parent)
{
this->ymin=xmin;
this->ymax=xmax;
this->centerline=(xmax+xmin)/2.0;
this->showCenterline=false;
this->color=color;
this->style=style;
this->width=width;
this->fillColor=color;
this->fillColor.setAlphaF(0.5);
this->fillStyle=fillStyle;
}
void JKQTFPYRangePlot::drawGraph(QPainter& painter) {
QRectF r(QPointF(parent->getInternalPlotBorderLeft(), parent->y2p(ymin)), QPointF(parent->getInternalPlotBorderLeft()+parent->getPlotWidth(), parent->y2p(ymax)));
QBrush b(fillStyle);
b.setColor(fillColor);
QPen p(color);
p.setStyle(style);
p.setWidthF(qMax(JKQTFastPlotter::ABS_MIN_LINEWIDTH, width));
painter.setPen(p);
painter.fillRect(r, b);
if (showCenterline) {
painter.drawLine(parent->getInternalPlotBorderLeft(), parent->y2p(centerline), parent->getInternalPlotBorderLeft()+parent->getPlotWidth(), parent->y2p(centerline));
}
painter.drawRect(r);
}
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