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JKQtPlotter/lib/jkqtfastplotter/jkqtfastplotter.cpp
jkriege2 df257a6b1a major renaming to get rid of the get_.../set_... function names 
improved documentation
2019-01-25 20:17:07 +01:00

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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 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 <QLocale>
#include <QPainter>
#include <QPaintEvent>
#include <QResizeEvent>
#include <QFontMetricsF>
#include <QAction>
#include <QApplication>
#include <QClipboard>
/**
* \brief saves the given property (for which also a def_property exists) into the given settings object
* \ingroup jkqtfastplotter
* \internal
*/
#define JKQTFPPROPERTYsave(settings, group, var, varname) \
if (var!=def_##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;
JKQTFPPlot::JKQTFPPlot(JKQTFastPlotter* parent):
QObject(parent)
{
this->parent=parent;
this->visible=true;
}
JKQTFPPlot::~JKQTFPPlot()
{
};
void JKQTFPPlot::replot() {
if (parent) parent->update_data();
};
void JKQTFPPlot::paint(QPainter& painter) {
if (visible) drawGraph(painter);
}
JKQTFastPlotter::JKQTFastPlotter(QWidget *parent) :
JKQTFASTPLOTTER_BASEWIDGET_CONSTRUCTOR(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=def_plotBorderLeft=50;
plotBorderRight=def_plotBorderRight=30;
plotBorderTop=def_plotBorderTop=5;
plotBorderBottom=def_plotBorderBottom=30;
synchronizeX=nullptr;
synchronizeY=nullptr;
backgroundColor=def_backgroundColor=palette().color(QPalette::Window);
plotBackgroundColor=def_plotBackgroundColor=QColor("white");
drawGrid=def_drawGrid=true;
gridColor=def_gridColor=QColor("lightgrey");
gridStyle=def_gridStyle=Qt::DashLine;
gridWidth=def_gridWidth=1;
labelFontSize=def_labelFontSize=font().pointSizeF();
labelFontName=def_labelFontName=font().family();
tickFontSize=def_tickFontSize=font().pointSizeF();
tickFontName=def_tickFontName=font().family();
tickLength=def_tickLength=3;
drawSystemBox=def_drawSystemBox=true;
drawZeroAxes=def_drawZeroAxes=true;
systemColor=def_systemColor=QColor("black");
systemWidth=def_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);
replotPlot();
setMouseTracking(true);
}
void JKQTFastPlotter::clearPlots(bool remove) {
if (remove) {
for (int i=0; i<plots.size(); i++) {
delete plots[i];
}
}
plots.clear();
replotPlot();
}
void JKQTFastPlotter::addPlot(JKQTFPPlot* g) {
g->setParent(this);
plots.append(g);
replotPlot();
}
void JKQTFastPlotter::deletePlot(int i, bool remove) {
if (i>=0 && i<plots.size()) {
if (remove) delete plots[i];
plots.remove(i);
replotPlot();
}
}
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);
replotPlot();
}
}
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) {
JKQTFASTPLOTTER_BASEWIDGET::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";
replotPlot();
event->accept();
updateGeometry();
}
QSize JKQTFastPlotter::minimumSizeHint() const
{
if (isVisible()) return QSize((int)round((plotBorderLeft+plotBorderRight)*2.0), (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();
///////////////////////////////////////////////////////////////////
// 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.get_time();
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.get_time();
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.get_time();
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.get_time();
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.get_time();
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();
painter.translate(fmLabels.ascent(), internalPlotBorderTop+fmLabels.width(yAxisLabel));
painter.rotate(-90);
painter.drawText(QPointF(0, 0), yAxisLabel);
painter.restore();
}
#ifdef DEBUG_TIMING
time_gt=timer.get_time();
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.get_time();
time_sum+=time_gt;
std::cout<<" drawing boxes and axes: "<<time_gt/1000.0<<" ms\n";
timer.start();
#endif
painter.restore();
#ifdef DEBUG_TIMING
time_gt=timer.get_time();
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();
for (int i=0; i<plots.size(); i++) {
#ifdef DEBUG_TIMING
timer.start();
#endif
plots[i]->paint(painter);
#ifdef DEBUG_TIMING
time_gt=timer.get_time();
time_sum+=time_gt;
std::cout<<" drawing graph "<<i<<": "<<time_gt/1000.0<<" ms\n";
timer.start();
#endif
}
painter.restore();
#ifdef DEBUG_TIMING
time_gt=timer.get_time();
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::replotPlot() {
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;
update_data();
}
void JKQTFastPlotter::replotPlot_immediate() {
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;
update_data_immediate();
}
void JKQTFastPlotter::update_data() {
if (doFullRepaint) {
// as doFullRepaint is set false in updtae_plot() this is NO endles loop!!!!!!!
replotPlot();
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::update_data_immediate() {
if (doFullRepaint) {
// as doFullRepaint is set false in updtae_plot() this is NO endles loop!!!!!!!
replotPlot_immediate();
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, (int)log10(xMin));
if (xMax==xMin) {
xMax=xMin+pow(10.0, (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, (int)log10(yMin));
if (yMax==xMin) {
yMax=yMin+pow(10.0, (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)
////////////////////////////////////////////////////////////////////
//double pixelWidth=xWidth/(double)plotWidth;
//double pixelHeight=yWidth/(double)plotHeight;
if (maintainAspectRatio && (!xAxisLog) && (!yAxisLog)) {
double currRatio=(double)plotWidth/(double)plotHeight;
double newPlotWidth=plotWidth;
double newPlotHeight=plotHeight;
if (currRatio!=aspectRatio) {
if (aspectRatio<=currRatio) {
newPlotWidth=aspectRatio*(double)plotHeight;
} else {
newPlotHeight=(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->get_internalPlotBorderLeft();
internalPlotBorderRight=synchronizeX->get_internalPlotBorderRight();
xMin=synchronizeX->get_xMin();
xMax=synchronizeX->get_xMax();
xAxisLog=synchronizeX->getXAxisLog();
xAxisLabel=synchronizeX->getXAxisLabel();
}
if (synchronizeY!=nullptr) {
internalPlotBorderTop=synchronizeY->get_internalPlotBorderTop();
internalPlotBorderBottom=synchronizeY->get_internalPlotBorderBottom();
yMin=synchronizeY->get_yMin();
yMax=synchronizeY->get_yMax();
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();
replotPlot();
}
void JKQTFastPlotter::setYRange(double min, double max, bool logarithmic) {
yMin=min;
yMax=max;
yAxisLog=logarithmic;
calcPlotScaling();
replotPlot();
}
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();
replotPlot();
}
/*
void JKQTFastPlotter::synchronizeX(JKQTFastPlotter* toWhere) {
bool olddo=doDrawing;
doDrawing=false;
xMin=toWhere->get_xMin();
xMax=toWhere->get_xMax();
xAxisLog=toWhere->getXAxisLog();
plotBorderLeft=toWhere->get_internalPlotBorderLeft();
plotBorderRight=toWhere->get_internalPlotBorderRight();
std::cout<<"syncX: xMin="<<xMin<<" xMax="<<xMax<<" plotBorderLeft="<<plotBorderLeft<<" plotBorderLeft="<<plotBorderRight<<"\n";
doDrawing=olddo;
replotPlot();
}
void JKQTFastPlotter::synchronizeY(JKQTFastPlotter* toWhere) {
bool olddo=doDrawing;
doDrawing=false;
yMin=toWhere->get_yMin();
yMax=toWhere->get_yMax();
yAxisLog=toWhere->getYAxisLog();
plotBorderTop=toWhere->get_internalPlotBorderTop();
plotBorderBottom=toWhere->get_internalPlotBorderBottom();
std::cout<<"syncY: yMin="<<yMin<<" yMax="<<yMax<<" plotBorderTop="<<plotBorderTop<<" plotBorderBottom="<<plotBorderBottom<<"\n";
doDrawing=olddo;
replotPlot();
}
*/
JKQTFPLinePlot::JKQTFPLinePlot(JKQTFastPlotter* parent, unsigned 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 (unsigned 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 (unsigned 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 (unsigned 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, unsigned 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 (unsigned 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 (unsigned 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 (unsigned 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, unsigned 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 (unsigned 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->get_internalPlotBorderTop()+parent->getPlotHeight();
if (datatype==JKQTFPLPPointer) {
for (unsigned 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->get_internalPlotBorderTop()), QPointF(parent->x2p(xmax), parent->get_internalPlotBorderTop()+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->get_internalPlotBorderTop(), parent->x2p(centerline), parent->get_internalPlotBorderTop()+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, unsigned int width, unsigned 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, unsigned int width, unsigned 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, (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>((uint8_t*)image, width, height, img, palette, colorMin, colorMax); break;
case JKQTFP_uint16: JKQTFPimagePlot_array2image<uint16_t>((uint16_t*)image, width, height, img, palette, colorMin, colorMax); break;
case JKQTFP_uint32: JKQTFPimagePlot_array2image<uint32_t>((uint32_t*)image, width, height, img, palette, colorMin, colorMax); break;
case JKQTFP_int64: JKQTFPimagePlot_array2image<int64_t>((int64_t*)image, width, height, img, palette, colorMin, colorMax); break;
case JKQTFP_float: JKQTFPimagePlot_array2image<float>((float*)image, width, height, img, palette, colorMin, colorMax); break;
case JKQTFP_double: JKQTFPimagePlot_array2image<double>((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->get_internalPlotBorderLeft()+parent->getPlotWidth()+parent->get_tickLength()*2, parent->get_internalPlotBorderTop()+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, unsigned int width, unsigned 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, unsigned int width, unsigned 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 (unsigned int j=0; j<height; ++j) {
for (unsigned 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();
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);
}
painter.restore();
} else {
QImage img(width, height, QImage::Format_ARGB32);
QColor tc(Qt::transparent);
for (unsigned int j=0; j<height; ++j) {
QRgb* line=(QRgb*)(img.scanLine((int)height-1-(int)j));
for (unsigned 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->get_labelFontName());
this->font.setPointSizeF(parent->get_labelFontSize());
}
}
void JKQTFPQScaleBarXPlot::drawGraph(QPainter& painter) {
painter.save();
QRectF r(QPointF(parent->get_internalPlotBorderLeft(), parent->get_internalPlotBorderTop()), QPointF(parent->get_internalPlotBorderLeft()+parent->getPlotWidth(), parent->get_internalPlotBorderTop()+parent->getPlotHeight()));
double borderfraction=0.1;
int yDistance=(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->get_internalPlotBorderTop()+yDistance;
yy2=yy1;
x2=parent->get_xMax()-borderfraction*(parent->get_xMax()-parent->get_xMin());
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->get_internalPlotBorderTop()+yDistance;
yy2=yy1;
x1=parent->get_xMin()+borderfraction*(parent->get_xMax()-parent->get_xMin());
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->get_internalPlotBorderTop()+parent->getPlotHeight()-yDistance;
yy2=yy1;
x1=parent->get_xMin()+borderfraction*(parent->get_xMax()-parent->get_xMin());
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->get_internalPlotBorderTop()+parent->getPlotHeight()-yDistance;
yy2=yy1;
x2=parent->get_xMax()-borderfraction*(parent->get_xMax()-parent->get_xMin());
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);
}
painter.restore();
}
QIcon JKQTFPimagePlot_getPaletteIcon(JKQTFPColorPalette palette) {
return JKQTFPimagePlot_getPaletteIcon((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();
QPen p(color);
p.setWidthF(qMax(JKQTFASTPLOTTER_ABS_MIN_LINEWIDTH, lineWidth));
p.setColor(color);
p.setStyle(style);
double xmin=parent->get_xMin();
double xmax=parent->get_xMax();
double ymin=parent->get_yMin();
double ymax=parent->get_yMax();
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->get_internalPlotBorderTop());
gridPath.lineTo(parent->x2p(x), parent->get_internalPlotBorderTop()+parent->getPlotHeight());
}
x+=width;
cntr++;
}
double y=ystart;
cntr=0;
while (y<=ymax && cntr<1000) {
if (ymin<=y && y<=ymax) {
gridPath.moveTo(parent->get_internalPlotBorderLeft(), parent->y2p(y));
gridPath.lineTo(parent->get_internalPlotBorderLeft()+parent->getPlotWidth(), parent->y2p(y));
}
y+=width;
cntr++;
}
painter.setPen(p);
painter.drawPath(gridPath);
painter.restore();
}
JKQTFPRGBImageOverlayPlot::JKQTFPRGBImageOverlayPlot(JKQTFastPlotter *parent, void *imageRed, JKQTFPImageFormat imageFormat, unsigned int width, unsigned 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, unsigned int width, unsigned 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=width;
this->height=height;
this->xmin=0;
this->xmax=width-1;
this->ymin=0;
this->ymax=height-1;
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>((uint8_t*)imageRed, width, height, img, 0, colorMinRed, colorMaxRed); break;
case JKQTFP_uint16: JKQTFPRGBImageOverlayPlot_array2image<uint16_t>((uint16_t*)imageRed, width, height, img, 0, colorMinRed, colorMaxRed); break;
case JKQTFP_uint32: JKQTFPRGBImageOverlayPlot_array2image<uint32_t>((uint32_t*)imageRed, width, height, img, 0, colorMinRed, colorMaxRed); break;
case JKQTFP_int64: JKQTFPRGBImageOverlayPlot_array2image<int64_t>((int64_t*)imageRed, width, height, img, 0, colorMinRed, colorMaxRed); break;
case JKQTFP_float: JKQTFPRGBImageOverlayPlot_array2image<float>((float*)imageRed, width, height, img, 0, colorMinRed, colorMaxRed); break;
case JKQTFP_double: JKQTFPRGBImageOverlayPlot_array2image<double>((double*)imageRed, width, height, img, 0, colorMinRed, colorMaxRed); break;
}
switch(imageFormatGreen) {
case JKQTFP_uint8: JKQTFPRGBImageOverlayPlot_array2image<uint8_t>((uint8_t*)imageGreen, width, height, img, 1, colorMinGreen, colorMaxGreen); break;
case JKQTFP_uint16: JKQTFPRGBImageOverlayPlot_array2image<uint16_t>((uint16_t*)imageGreen, width, height, img, 1, colorMinGreen, colorMaxGreen); break;
case JKQTFP_uint32: JKQTFPRGBImageOverlayPlot_array2image<uint32_t>((uint32_t*)imageGreen, width, height, img, 1, colorMinGreen, colorMaxGreen); break;
case JKQTFP_int64: JKQTFPRGBImageOverlayPlot_array2image<int64_t>((int64_t*)imageGreen, width, height, img, 1, colorMinGreen, colorMaxGreen); break;
case JKQTFP_float: JKQTFPRGBImageOverlayPlot_array2image<float>((float*)imageGreen, width, height, img, 1, colorMinGreen, colorMaxGreen); break;
case JKQTFP_double: JKQTFPRGBImageOverlayPlot_array2image<double>((double*)imageGreen, width, height, img, 1, colorMinGreen, colorMaxGreen); break;
}
switch(imageFormatBlue) {
case JKQTFP_uint8: JKQTFPRGBImageOverlayPlot_array2image<uint8_t>((uint8_t*)imageBlue, width, height, img, 2, colorMinBlue, colorMaxBlue); break;
case JKQTFP_uint16: JKQTFPRGBImageOverlayPlot_array2image<uint16_t>((uint16_t*)imageBlue, width, height, img, 2, colorMinBlue, colorMaxBlue); break;
case JKQTFP_uint32: JKQTFPRGBImageOverlayPlot_array2image<uint32_t>((uint32_t*)imageBlue, width, height, img, 2, colorMinBlue, colorMaxBlue); break;
case JKQTFP_int64: JKQTFPRGBImageOverlayPlot_array2image<int64_t>((int64_t*)imageBlue, width, height, img, 2, colorMinBlue, colorMaxBlue); break;
case JKQTFP_float: JKQTFPRGBImageOverlayPlot_array2image<float>((float*)imageBlue, width, height, img, 2, colorMinBlue, colorMaxBlue); break;
case JKQTFP_double: JKQTFPRGBImageOverlayPlot_array2image<double>((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::set_image(void* imageRed, JKQTFPImageFormat imageFormatRed, unsigned int width, unsigned 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::set_image(void* imageRed, JKQTFPImageFormat imageFormatRed, void* imageGreen, JKQTFPImageFormat imageFormatGreen, unsigned int width, unsigned 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::set_image(void* imageRed, JKQTFPImageFormat imageFormatRed, void* imageGreen, JKQTFPImageFormat imageFormatGreen, void* imageBlue, JKQTFPImageFormat imageFormatBlue, unsigned int width, unsigned 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::set_image(void* imageRed, JKQTFPImageFormat imageFormatRed, unsigned int width, unsigned 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::set_image(void* imageRed, JKQTFPImageFormat imageFormatRed, void* imageGreen, JKQTFPImageFormat imageFormatGreen, unsigned int width, unsigned 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::set_image(void* imageRed, JKQTFPImageFormat imageFormatRed, void* imageGreen, JKQTFPImageFormat imageFormatGreen, void* imageBlue, JKQTFPImageFormat imageFormatBlue, unsigned int width, unsigned 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->get_internalPlotBorderLeft(), parent->y2p(ymin)), QPointF(parent->get_internalPlotBorderLeft()+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->get_internalPlotBorderLeft(), parent->y2p(centerline), parent->get_internalPlotBorderLeft()+parent->getPlotWidth(), parent->y2p(centerline));
}
painter.drawRect(r);
}
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