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added JKQTPAppSettingController to libexampletools

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This commit is contained in:
jkriege2 2022-08-26 21:23:19 +02:00
parent 7839983310
commit ec40e6c7d8
6 changed files with 85 additions and 9 deletions
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2
examples/libexampletools/CMakeLists.txt
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@ -10,10 +10,12 @@ set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
# Set up source files
set(SOURCES
${CMAKE_CURRENT_LIST_DIR}/jkqtpexampleapplication.cpp
${CMAKE_CURRENT_LIST_DIR}/jkqtpappsettingcontroller.cpp
)
set(HEADERS
${CMAKE_CURRENT_LIST_DIR}/jkqtpexampleapplication.h
${CMAKE_CURRENT_LIST_DIR}/jkqtpappsettingcontroller.h
)

37
examples/libexampletools/jkqtpappsettingcontroller.cpp Normal file
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@ -0,0 +1,37 @@
#include "jkqtpappsettingcontroller.h"
#include <QApplication>
#include <iostream>
JKQTPAppSettingController::JKQTPAppSettingController(int &argc, char **argv, bool enableHighDPIIfAVailable)
{
bool deactivated=false;
for (int i=0; i<argc; i++) {
if (QString(argv[i])=="--disablehighdpi") {
//std::cout<<"disabling High-DPI\n";
#if QT_VERSION >= QT_VERSION_CHECK(5,6,0) && QT_VERSION < QT_VERSION_CHECK(6,0,0)
QApplication::setAttribute(Qt::AA_EnableHighDpiScaling, false); // disable DPI support
QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps, false); // disable HiDPI pixmaps
#endif
#if QT_VERSION >= QT_VERSION_CHECK(6,0,0)
QApplication::setAttribute(Qt::AA_Use96Dpi, true); // disable DPI support
#endif
deactivated=true;
}
}
if (enableHighDPIIfAVailable && !deactivated) {
//std::cout<<"enabling High-DPI\n";
#if QT_VERSION >= QT_VERSION_CHECK(5,6,0) && QT_VERSION < QT_VERSION_CHECK(6,0,0)
QApplication::setAttribute(Qt::AA_EnableHighDpiScaling, true); // enable DPI support
QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps, true); // enable HiDPI pixmaps
#endif
#if QT_VERSION >= QT_VERSION_CHECK(6,0,0)
QApplication::setAttribute(Qt::AA_Use96Dpi, false); // disable revert to 96DPI support
#endif
}
}
JKQTPAppSettingController::~JKQTPAppSettingController()
{
}

9
examples/libexampletools/jkqtpappsettingcontroller.h Normal file
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@ -0,0 +1,9 @@
#pragma once
class JKQTPAppSettingController {
public:
JKQTPAppSettingController(int &argc, char **argv, bool enableHighDPIIfAVailable=true);
~JKQTPAppSettingController();
};

36
examples/libexampletools/jkqtpexampleapplication.cpp
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@ -13,10 +13,21 @@ JKQTPExampleApplication::JKQTPExampleApplication(int &argc, char **argv):
saveSmallScreenshot(false),
saveScreenshotPlot(false),
saveSmallScreenshotPlot(false),
scaleDownFromHighDPI(false),
screenshotBasename("screenshot")
{
screenshotDir=QDir::current();
for (int i=0; i<argc; i++) {
if (QString(argv[i])=="--disablehighdpi") {
#if QT_VERSION >= QT_VERSION_CHECK(5,6,0) && QT_VERSION < QT_VERSION_CHECK(6,0,0)
QApplication::setAttribute(Qt::AA_EnableHighDpiScaling, false); // DPI support
QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps, false); //HiDPI pixmaps
#endif
#if QT_VERSION >= QT_VERSION_CHECK(6,0,0)
QApplication::setAttribute(Qt::AA_Use96Dpi); // disable DPI support
#endif
}
}
}
JKQTPExampleApplication::~JKQTPExampleApplication()
@ -41,15 +52,20 @@ void JKQTPExampleApplication::readCmdLine() {
parser.addOption(screenshotPlotOption);
QCommandLineOption smallscreenshotPlotOption(QStringList()<<"smallscreenshotplot", "save screenshot(s) of the plot(s).");
parser.addOption(smallscreenshotPlotOption);
QCommandLineOption scaleDownFromHighDPIOption(QStringList()<<"scalescreenshotdownfromhighdpi", "if on high-dpi device, rescale to standard size.");
parser.addOption(scaleDownFromHighDPIOption);
QCommandLineOption disablehighdpiOption(QStringList()<<"disablehighdpi", "idisable high-dpi support.");
parser.addOption(disablehighdpiOption);
parser.process(*this);
screenshotDir=QDir(parser.value(outputDirectoryOption));
screenshotBasename=parser.value(basenameOption);
screenshotBasename=parser.value(basenameOption).split(',');
saveScreenshot = parser.isSet(screenshotOption);
saveSmallScreenshot = parser.isSet(smallscreenshotOption);
saveScreenshotPlot = parser.isSet(screenshotPlotOption);
saveSmallScreenshotPlot = parser.isSet(smallscreenshotPlotOption);
scaleDownFromHighDPI = parser.isSet(scaleDownFromHighDPIOption);
}
QRect JKQTPExampleApplication::getBoundsWithoutColor(QImage qImage, const QColor &exclusionColor)
@ -92,8 +108,8 @@ int JKQTPExampleApplication::exec()
QWidget* w=widgets[i];
if (w->isVisible()) {
JKQTPlotter* plot=dynamic_cast<JKQTPlotter*>(w);
QString bn=screenshotBasename;
if (iVisible>0) {
QString bn=screenshotBasename.value(iVisible, screenshotBasename.value(0));
if (iVisible>0 && screenshotBasename.value(iVisible, "")=="") {
bn+=QString("_win%1").arg(iVisible, 2, 10, QLatin1Char('0'));
}
if (w) {
@ -105,7 +121,11 @@ int JKQTPExampleApplication::exec()
pix=pix_win;
}*/
if (saveScreenshot) {
pix_win.save(screenshotDir.absoluteFilePath(bn+".png"));
if (scaleDownFromHighDPI && pix_win.devicePixelRatio()>1.0) {
pix_win.scaled((QSizeF(pix_win.size())/pix_win.devicePixelRatio()).toSize()).save(screenshotDir.absoluteFilePath(bn+".png"));
} else {
pix_win.save(screenshotDir.absoluteFilePath(bn+".png"));
}
}
if (saveSmallScreenshot) {
QPixmap img=pix_win.scaledToWidth(150, Qt::SmoothTransformation);
@ -119,7 +139,11 @@ int JKQTPExampleApplication::exec()
if (saveScreenshotPlot) {
QString fn=bn+"_small.png";
if (saveScreenshot) fn=bnp+"_small.png";
gr.save(screenshotDir.absoluteFilePath(fn));
if (scaleDownFromHighDPI && gr.devicePixelRatio()>1.0) {
gr.scaled((QSizeF(gr.size())/gr.devicePixelRatio()).toSize()).save(screenshotDir.absoluteFilePath(fn));
} else {
gr.save(screenshotDir.absoluteFilePath(fn));
}
}
if (saveSmallScreenshotPlot) {
QString fn=bn+"_small.png";

4
examples/libexampletools/jkqtpexampleapplication.h
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@ -1,6 +1,7 @@
#pragma once
#include <QApplication>
#include "jkqtplotter/jkqtplotter.h"
#include "jkqtpappsettingcontroller.h"
#include <QDir>
@ -20,7 +21,8 @@ protected:
bool saveSmallScreenshot;
bool saveScreenshotPlot;
bool saveSmallScreenshotPlot;
QString screenshotBasename;
bool scaleDownFromHighDPI;
QStringList screenshotBasename;
void readCmdLine();
QRect getBoundsWithoutColor(QImage qImage, const QColor &exclusionColor = Qt::white);
};

6
examples/libexampletools/libexampletools.pri
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@ -5,10 +5,12 @@ isEmpty(JKQTP_LIBEXAMPLETOOLS_PRI_INCLUDED) {
INCLUDEPATH += $PWD
HEADERS += $$PWD/jkqtpexampleapplication.h
HEADERS += $$PWD/jkqtpexampleapplication.h \
$$PWD/jkqtpappsettingcontroller.h
SOURCES += $$PWD/jkqtpexampleapplication.cpp
SOURCES += $$PWD/jkqtpexampleapplication.cpp \
$$PWD/jkqtpappsettingcontroller.cpp
}