initial
This commit is contained in:
commit
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.qmake.stash
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CursorRotate
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*.pro.user
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Makefile
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.vscode/settings.json
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build/
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QT += core gui svg
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greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
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CONFIG += c++17
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CONFIG += debug
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# The following define makes your compiler emit warnings if you use
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# any Qt feature that has been marked deprecated (the exact warnings
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||||||
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# depend on your compiler). Please consult the documentation of the
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||||||
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# deprecated API in order to know how to port your code away from it.
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||||||
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DEFINES += QT_DEPRECATED_WARNINGS
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||||||
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||||||
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# You can also make your code fail to compile if it uses deprecated APIs.
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||||||
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# In order to do so, uncomment the following line.
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||||||
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# You can also select to disable deprecated APIs only up to a certain version of Qt.
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||||||
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#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000 # disables all the APIs deprecated before Qt 6.0.0
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MOC_DIR = build/generated/
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UI_DIR = build/ui/
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RCC_DIR = build/rcc/
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OBJECTS_DIR = build/objects/
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SOURCES += \
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src/main.cpp \
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src/mainwindow.cpp \
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src/rotator.cpp
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HEADERS += \
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src/mainwindow.h \
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src/rotator.h
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FORMS += \
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src/mainwindow.ui
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||||||
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# Default rules for deployment.
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||||||
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qnx: target.path = /tmp/$${TARGET}/bin
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||||||
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else: unix:!android: target.path = /opt/$${TARGET}/bin
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||||||
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!isEmpty(target.path): INSTALLS += target
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||||||
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||||||
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LIBS += -lX11 -lXcursor
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rdf:about="">
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<dc:type
|
||||||
|
rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
|
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|
<dc:title />
|
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|
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|
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|
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id="path5565"
|
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|
d="m 42.566583,0.6865965 -6.250128,15.1706965 4.850633,-1.839953 0.215285,4.817827 c 0.0086,1.281418 2.861238,1.496644 2.78258,-0.246162 l -0.128846,-4.594978 4.294841,1.504771 z"
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</svg>
|
After Width: | Height: | Size: 13 KiB |
|
@ -0,0 +1,2 @@
|
||||||
|
#!/bin/bash
|
||||||
|
curl -so dmz.svg "https://salsa.debian.org/gnome-team/dmz-cursor-theme/-/raw/debian/master/DMZ-White/dmz.svg"
|
|
@ -0,0 +1,22 @@
|
||||||
|
#include "mainwindow.h"
|
||||||
|
|
||||||
|
#include <QApplication>
|
||||||
|
#include <QDebug>
|
||||||
|
|
||||||
|
#include "rotator.h"
|
||||||
|
|
||||||
|
int main(int argc, char *argv[])
|
||||||
|
{
|
||||||
|
QApplication a(argc, argv);
|
||||||
|
MainWindow w;
|
||||||
|
|
||||||
|
Rotator r;
|
||||||
|
|
||||||
|
QObject::connect(&r, &Rotator::angleUpdated, &w, &MainWindow::angleUpdated);
|
||||||
|
QObject::connect(&r, &Rotator::newImage, &w, &MainWindow::newImage);
|
||||||
|
QObject::connect(&r, &Rotator::force, &w, &MainWindow::setForce);
|
||||||
|
QObject::connect(&w, &MainWindow::reset, &r, &Rotator::reset);
|
||||||
|
|
||||||
|
w.show();
|
||||||
|
return a.exec();
|
||||||
|
}
|
|
@ -0,0 +1,19 @@
|
||||||
|
#include "mainwindow.h"
|
||||||
|
#include "ui_mainwindow.h"
|
||||||
|
|
||||||
|
MainWindow::MainWindow(QWidget* parent) : QMainWindow(parent), ui(new Ui::MainWindow) {
|
||||||
|
ui->setupUi(this);
|
||||||
|
|
||||||
|
QObject::connect(this, &MainWindow::angleUpdated, this->ui->dial, &QDial::setValue);
|
||||||
|
QObject::connect(this, &MainWindow::newImage, this->ui->label, &QLabel::setPixmap);
|
||||||
|
QObject::connect(this->ui->resetButton, &QPushButton::clicked, this, &MainWindow::reset);
|
||||||
|
}
|
||||||
|
|
||||||
|
MainWindow::~MainWindow() {
|
||||||
|
delete ui;
|
||||||
|
}
|
||||||
|
|
||||||
|
void MainWindow::setForce(QPointF force) {
|
||||||
|
this->ui->forceX->setValue(force.x());
|
||||||
|
this->ui->forceY->setValue(-force.y());
|
||||||
|
}
|
|
@ -0,0 +1,31 @@
|
||||||
|
#ifndef MAINWINDOW_H
|
||||||
|
#define MAINWINDOW_H
|
||||||
|
|
||||||
|
#include <QMainWindow>
|
||||||
|
#include <QPixmap>
|
||||||
|
#include <QPointF>
|
||||||
|
|
||||||
|
QT_BEGIN_NAMESPACE
|
||||||
|
namespace Ui { class MainWindow; }
|
||||||
|
QT_END_NAMESPACE
|
||||||
|
|
||||||
|
class MainWindow : public QMainWindow {
|
||||||
|
Q_OBJECT
|
||||||
|
|
||||||
|
public:
|
||||||
|
MainWindow(QWidget* parent = nullptr);
|
||||||
|
~MainWindow();
|
||||||
|
|
||||||
|
signals:
|
||||||
|
void angleUpdated(double newAngle);
|
||||||
|
void newImage(QPixmap map);
|
||||||
|
void reset();
|
||||||
|
|
||||||
|
public slots:
|
||||||
|
void setForce(QPointF force);
|
||||||
|
|
||||||
|
private:
|
||||||
|
Ui::MainWindow* ui;
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif // MAINWINDOW_H
|
|
@ -0,0 +1,142 @@
|
||||||
|
<?xml version="1.0" encoding="UTF-8"?>
|
||||||
|
<ui version="4.0">
|
||||||
|
<class>MainWindow</class>
|
||||||
|
<widget class="QMainWindow" name="MainWindow">
|
||||||
|
<property name="geometry">
|
||||||
|
<rect>
|
||||||
|
<x>0</x>
|
||||||
|
<y>0</y>
|
||||||
|
<width>234</width>
|
||||||
|
<height>439</height>
|
||||||
|
</rect>
|
||||||
|
</property>
|
||||||
|
<property name="windowTitle">
|
||||||
|
<string>MainWindow</string>
|
||||||
|
</property>
|
||||||
|
<widget class="QWidget" name="centralwidget">
|
||||||
|
<widget class="QDial" name="dial">
|
||||||
|
<property name="enabled">
|
||||||
|
<bool>false</bool>
|
||||||
|
</property>
|
||||||
|
<property name="geometry">
|
||||||
|
<rect>
|
||||||
|
<x>150</x>
|
||||||
|
<y>10</y>
|
||||||
|
<width>50</width>
|
||||||
|
<height>64</height>
|
||||||
|
</rect>
|
||||||
|
</property>
|
||||||
|
<property name="maximum">
|
||||||
|
<number>360</number>
|
||||||
|
</property>
|
||||||
|
<property name="singleStep">
|
||||||
|
<number>1</number>
|
||||||
|
</property>
|
||||||
|
<property name="pageStep">
|
||||||
|
<number>1</number>
|
||||||
|
</property>
|
||||||
|
<property name="wrapping">
|
||||||
|
<bool>true</bool>
|
||||||
|
</property>
|
||||||
|
<property name="notchTarget">
|
||||||
|
<double>0.000000000000000</double>
|
||||||
|
</property>
|
||||||
|
<property name="notchesVisible">
|
||||||
|
<bool>false</bool>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
<widget class="QLabel" name="label">
|
||||||
|
<property name="geometry">
|
||||||
|
<rect>
|
||||||
|
<x>0</x>
|
||||||
|
<y>0</y>
|
||||||
|
<width>100</width>
|
||||||
|
<height>100</height>
|
||||||
|
</rect>
|
||||||
|
</property>
|
||||||
|
<property name="sizePolicy">
|
||||||
|
<sizepolicy hsizetype="Fixed" vsizetype="Fixed">
|
||||||
|
<horstretch>0</horstretch>
|
||||||
|
<verstretch>0</verstretch>
|
||||||
|
</sizepolicy>
|
||||||
|
</property>
|
||||||
|
<property name="styleSheet">
|
||||||
|
<string notr="true">border-color:red;</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
<widget class="QPushButton" name="resetButton">
|
||||||
|
<property name="geometry">
|
||||||
|
<rect>
|
||||||
|
<x>130</x>
|
||||||
|
<y>70</y>
|
||||||
|
<width>100</width>
|
||||||
|
<height>27</height>
|
||||||
|
</rect>
|
||||||
|
</property>
|
||||||
|
<property name="text">
|
||||||
|
<string>&Reset</string>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
<widget class="QSlider" name="forceX">
|
||||||
|
<property name="geometry">
|
||||||
|
<rect>
|
||||||
|
<x>10</x>
|
||||||
|
<y>130</y>
|
||||||
|
<width>160</width>
|
||||||
|
<height>16</height>
|
||||||
|
</rect>
|
||||||
|
</property>
|
||||||
|
<property name="minimum">
|
||||||
|
<number>-50</number>
|
||||||
|
</property>
|
||||||
|
<property name="maximum">
|
||||||
|
<number>50</number>
|
||||||
|
</property>
|
||||||
|
<property name="orientation">
|
||||||
|
<enum>Qt::Horizontal</enum>
|
||||||
|
</property>
|
||||||
|
<property name="tickPosition">
|
||||||
|
<enum>QSlider::TicksAbove</enum>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
<widget class="QSlider" name="forceY">
|
||||||
|
<property name="geometry">
|
||||||
|
<rect>
|
||||||
|
<x>10</x>
|
||||||
|
<y>150</y>
|
||||||
|
<width>16</width>
|
||||||
|
<height>160</height>
|
||||||
|
</rect>
|
||||||
|
</property>
|
||||||
|
<property name="minimum">
|
||||||
|
<number>-50</number>
|
||||||
|
</property>
|
||||||
|
<property name="maximum">
|
||||||
|
<number>50</number>
|
||||||
|
</property>
|
||||||
|
<property name="value">
|
||||||
|
<number>0</number>
|
||||||
|
</property>
|
||||||
|
<property name="orientation">
|
||||||
|
<enum>Qt::Vertical</enum>
|
||||||
|
</property>
|
||||||
|
<property name="tickPosition">
|
||||||
|
<enum>QSlider::TicksAbove</enum>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
</widget>
|
||||||
|
<widget class="QMenuBar" name="menubar">
|
||||||
|
<property name="geometry">
|
||||||
|
<rect>
|
||||||
|
<x>0</x>
|
||||||
|
<y>0</y>
|
||||||
|
<width>234</width>
|
||||||
|
<height>24</height>
|
||||||
|
</rect>
|
||||||
|
</property>
|
||||||
|
</widget>
|
||||||
|
<widget class="QStatusBar" name="statusbar"/>
|
||||||
|
</widget>
|
||||||
|
<resources/>
|
||||||
|
<connections/>
|
||||||
|
</ui>
|
|
@ -0,0 +1,240 @@
|
||||||
|
#include "rotator.h"
|
||||||
|
|
||||||
|
#include <QDebug>
|
||||||
|
#include <QDateTime>
|
||||||
|
#include <QSvgRenderer>
|
||||||
|
#include <QTimer>
|
||||||
|
#include <QtMath>
|
||||||
|
#include <QColor>
|
||||||
|
#include <QPainter>
|
||||||
|
|
||||||
|
#include <X11/Xlib.h>
|
||||||
|
#include <X11/Xutil.h>
|
||||||
|
#include <X11/Xcursor/Xcursor.h>
|
||||||
|
|
||||||
|
const QPointF Rotator::Gravity(0, 50);
|
||||||
|
|
||||||
|
static QPointF rotate(QPointF point, double angle) {
|
||||||
|
const double c = qCos(qDegreesToRadians(angle));
|
||||||
|
const double s = qSin(qDegreesToRadians(angle));
|
||||||
|
|
||||||
|
return {point.x() * c - point.y() * s, point.x() * s + point.y() * c};
|
||||||
|
}
|
||||||
|
|
||||||
|
static double lengthOfPoint(QPointF point) {
|
||||||
|
return std::sqrt((point.x() * point.x()) + (point.y() * point.y()));
|
||||||
|
}
|
||||||
|
|
||||||
|
static double clampDegrees(double deg) {
|
||||||
|
while(deg < 0) {
|
||||||
|
deg += 360.0;
|
||||||
|
}
|
||||||
|
|
||||||
|
while(deg > 360) {
|
||||||
|
deg -= 360.0;
|
||||||
|
}
|
||||||
|
|
||||||
|
return deg;
|
||||||
|
}
|
||||||
|
|
||||||
|
static double clampAngleDiff(double diff) {
|
||||||
|
diff = fmod(diff + 180.0, 360.0);
|
||||||
|
if (diff < 0) {
|
||||||
|
diff += 360.0;
|
||||||
|
}
|
||||||
|
return diff - 180.0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static double pointToAngle(QPointF point) {
|
||||||
|
return clampDegrees(-qRadiansToDegrees(qAtan2(point.x(), point.y())));
|
||||||
|
}
|
||||||
|
|
||||||
|
Rotator::Rotator(QObject* parent) : QObject(parent), disp(XOpenDisplay(nullptr)), renderer(new QSvgRenderer(QString("dmz3.svg"), this)), loopTimer(new QTimer(nullptr)),
|
||||||
|
lastTimePoint(QDateTime::currentMSecsSinceEpoch()), lastPosition(-1, -1), angle(0), angleVelocity(0) {
|
||||||
|
QObject::connect(loopTimer, &QTimer::timeout, this, &Rotator::loop);
|
||||||
|
loopTimer->setInterval(std::chrono::milliseconds(10));
|
||||||
|
loopTimer->start();
|
||||||
|
|
||||||
|
// test
|
||||||
|
/*
|
||||||
|
for(int i = -360; i < 360; ++i) {
|
||||||
|
qDebug() << i << clampAngleDiff(i);
|
||||||
|
}
|
||||||
|
throw std::exception();
|
||||||
|
*/
|
||||||
|
}
|
||||||
|
|
||||||
|
Rotator::~Rotator() {
|
||||||
|
if(disp) {
|
||||||
|
XCloseDisplay(disp);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void Rotator::forAllWindows(std::function<void(Window)> func) {
|
||||||
|
forAllWindows(func, DefaultRootWindow(disp));
|
||||||
|
}
|
||||||
|
|
||||||
|
void Rotator::reset() {
|
||||||
|
angle = 0;
|
||||||
|
angleVelocity = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
void Rotator::loop() {
|
||||||
|
int x = 0, y = 0;
|
||||||
|
unsigned int mask = 0;
|
||||||
|
Window rootRet;
|
||||||
|
Window childRet;
|
||||||
|
int xChild = 0, yChild = 0;
|
||||||
|
if(XQueryPointer(disp, DefaultRootWindow(disp), &rootRet, &childRet, &x, &y, &xChild, &yChild, &mask)) {
|
||||||
|
recalculateCursor({(double) x, (double) y});
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void Rotator::recalculateCursor(QPointF newPos) {
|
||||||
|
quint64 currentTimePoint = QDateTime::currentMSecsSinceEpoch();
|
||||||
|
|
||||||
|
if(lastPosition.x() == -1) {
|
||||||
|
lastPosition = newPos;
|
||||||
|
lastTimePoint = currentTimePoint;
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
const double timeDiff = (currentTimePoint - lastTimePoint) / 1000.0;
|
||||||
|
|
||||||
|
QPointF mouseForceVector = lastPosition - newPos;
|
||||||
|
QPointF forceVector = ((mouseForceVector * mouseForceStrength) + (Gravity * gravityStrength)) * timeDiff;
|
||||||
|
|
||||||
|
|
||||||
|
emit this->force(forceVector);
|
||||||
|
|
||||||
|
// has position 0,0 (need soffset)
|
||||||
|
QPointF rotatedEndCap = rotate(QPointF(0, length), angle);
|
||||||
|
|
||||||
|
QPointF forcedCap = rotatedEndCap + forceVector;
|
||||||
|
|
||||||
|
|
||||||
|
// fix the distance to the origin (should be exactly length)
|
||||||
|
//double forcedCapLength = lengthOfPoint(forcedCap);
|
||||||
|
//forcedCap *= length / forcedCapLength;
|
||||||
|
//qDebug() << "normalized:" << forcedCap;
|
||||||
|
|
||||||
|
// calculate angle
|
||||||
|
double newAngle = clampDegrees(pointToAngle(forcedCap));
|
||||||
|
// qDebug() << "force:" << forceVector << "forcedCap:" << forcedCap << "angle:" << newAngle;
|
||||||
|
|
||||||
|
double angleDiff = clampAngleDiff(newAngle - angle);
|
||||||
|
|
||||||
|
if(qAbs(angleDiff) < 0.01 * timeDiff) {
|
||||||
|
lastPosition = newPos;
|
||||||
|
lastTimePoint = currentTimePoint;
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
newAngle += angleVelocity * timeDiff;
|
||||||
|
|
||||||
|
angleVelocity += angleDiff / timeDiff;
|
||||||
|
qDebug() << "angleDiff:" << angleDiff << "angleVelocity:" << angleVelocity << "angle:" << newAngle;
|
||||||
|
|
||||||
|
angleVelocity *= 0.95;
|
||||||
|
if(qAbs(angleVelocity) < 0.001) {
|
||||||
|
angleVelocity = 0.0;
|
||||||
|
}
|
||||||
|
|
||||||
|
// calculate offset ( is this required? )
|
||||||
|
// QPointF realCap = forcedCap + newPos;
|
||||||
|
angle = clampDegrees(newAngle);
|
||||||
|
|
||||||
|
// just rotate
|
||||||
|
// angle += 300 * timeDiff;
|
||||||
|
|
||||||
|
emit this->angleUpdated(angle);
|
||||||
|
|
||||||
|
lastPosition = newPos;
|
||||||
|
lastTimePoint = currentTimePoint;
|
||||||
|
|
||||||
|
rerender();
|
||||||
|
}
|
||||||
|
|
||||||
|
void Rotator::rerender() {
|
||||||
|
int size = 100;
|
||||||
|
|
||||||
|
QPixmap px(size, size);
|
||||||
|
px.fill(QColorConstants::Transparent);
|
||||||
|
|
||||||
|
QPainter painter(&px);
|
||||||
|
|
||||||
|
QTransform transform;
|
||||||
|
qreal scaleF = 0.7;
|
||||||
|
qreal tX = 16 * (size/32.0);
|
||||||
|
qreal tY = 12 * (size/32.0);
|
||||||
|
qreal lateTranslate = size/2.0;
|
||||||
|
transform.translate(lateTranslate, lateTranslate).scale(scaleF, scaleF).rotate(angle).translate(-tX, -tY);
|
||||||
|
painter.setTransform(transform, false);
|
||||||
|
renderer->render(&painter);
|
||||||
|
|
||||||
|
painter.setPen({QColorConstants::Red});
|
||||||
|
painter.drawLine(tX-10, tY, tX+10, tY);
|
||||||
|
painter.drawLine(tX, tY-10, tX, tY+10);
|
||||||
|
painter.setTransform(QTransform(), false);
|
||||||
|
painter.drawRect(0, 0, size-1, size-1);
|
||||||
|
|
||||||
|
emit this->newImage(px);
|
||||||
|
|
||||||
|
// setCursor(px, {50, 50});
|
||||||
|
}
|
||||||
|
|
||||||
|
void Rotator::setCursor(const QPixmap& px, const QPointF& hotspot) {
|
||||||
|
// Get the raw XImage from the QPixmap
|
||||||
|
QImage image = px.toImage();
|
||||||
|
uint32_t imageSize = image.width() * image.depth() * image.height();
|
||||||
|
char* imageData = (char*) malloc(imageSize);
|
||||||
|
memcpy(imageData, image.bits(), imageSize);
|
||||||
|
XImage* xImage = XCreateImage(
|
||||||
|
disp,
|
||||||
|
DefaultVisual(disp, DefaultScreen(disp)),
|
||||||
|
DefaultDepth(disp, DefaultScreen(disp)),
|
||||||
|
ZPixmap, 0, imageData,
|
||||||
|
image.width(), image.height(),
|
||||||
|
image.depth(), 0
|
||||||
|
);
|
||||||
|
|
||||||
|
// Create the XcursorImages
|
||||||
|
XcursorImage* cursorImage = XcursorImageCreate(image.width(), image.height());
|
||||||
|
cursorImage->xhot = hotspot.x();
|
||||||
|
cursorImage->yhot = hotspot.y();
|
||||||
|
|
||||||
|
// Copy the image data to XcursorImage
|
||||||
|
cursorImage->pixels = (XcursorPixel*) xImage->data;
|
||||||
|
cursorImage->delay = 0;
|
||||||
|
|
||||||
|
// Create the cursor
|
||||||
|
Cursor cursor = XcursorImageLoadCursor(disp, cursorImage);
|
||||||
|
|
||||||
|
// Set the cursor
|
||||||
|
XDefineCursor(disp, DefaultRootWindow(disp), cursor);
|
||||||
|
|
||||||
|
// Clean up resources
|
||||||
|
// XFreeCursor(disp, cursor);
|
||||||
|
// XDestroyImage(xImage);
|
||||||
|
}
|
||||||
|
|
||||||
|
void Rotator::forAllWindows(std::function<void(Window)> func, Window root)
|
||||||
|
{
|
||||||
|
func(root);
|
||||||
|
|
||||||
|
Window* children = nullptr;
|
||||||
|
Window dummy;
|
||||||
|
unsigned int nchildren;
|
||||||
|
if (!XQueryTree(disp, root, &dummy, &dummy, &children, &nchildren)) {
|
||||||
|
// no children
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
for (unsigned int i = 0; i < nchildren; i++) {
|
||||||
|
forAllWindows(func, children[i]);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (children) {
|
||||||
|
XFree((char*) children);
|
||||||
|
}
|
||||||
|
}
|
|
@ -0,0 +1,61 @@
|
||||||
|
#pragma once
|
||||||
|
|
||||||
|
#include <functional>
|
||||||
|
|
||||||
|
#include <QPointF>
|
||||||
|
#include <QObject>
|
||||||
|
#include <QPixmap>
|
||||||
|
|
||||||
|
class QSvgRenderer;
|
||||||
|
class QTimer;
|
||||||
|
|
||||||
|
struct _XDisplay;
|
||||||
|
using Display = _XDisplay;
|
||||||
|
using Window = unsigned long;
|
||||||
|
|
||||||
|
class Rotator : public QObject {
|
||||||
|
Q_OBJECT
|
||||||
|
|
||||||
|
public:
|
||||||
|
explicit Rotator(QObject* parent = nullptr);
|
||||||
|
virtual ~Rotator();
|
||||||
|
|
||||||
|
void forAllWindows(std::function<void(Window)> func);
|
||||||
|
|
||||||
|
signals:
|
||||||
|
void angleUpdated(double newAngle);
|
||||||
|
void newImage(QPixmap map);
|
||||||
|
void force(QPointF force);
|
||||||
|
|
||||||
|
public slots:
|
||||||
|
void reset();
|
||||||
|
|
||||||
|
private slots:
|
||||||
|
void loop();
|
||||||
|
|
||||||
|
private:
|
||||||
|
void recalculateCursor(QPointF newPos);
|
||||||
|
void rerender();
|
||||||
|
void setCursor(const QPixmap& px, const QPointF& hostspot);
|
||||||
|
|
||||||
|
void forAllWindows(std::function<void(Window)> func, Window root);
|
||||||
|
|
||||||
|
Display* disp;
|
||||||
|
QSvgRenderer* renderer;
|
||||||
|
QTimer* loopTimer;
|
||||||
|
|
||||||
|
quint64 lastTimePoint;
|
||||||
|
|
||||||
|
QPointF lastPosition;
|
||||||
|
double angle; // deg
|
||||||
|
double angleVelocity; // deg / s
|
||||||
|
|
||||||
|
// TODO: make them changeable
|
||||||
|
double gravityStrength = 1.0;
|
||||||
|
double mouseForceStrength = 1.0;
|
||||||
|
double impulseStrength = 1.0;
|
||||||
|
|
||||||
|
static constexpr double length = 10.0;
|
||||||
|
|
||||||
|
static const QPointF Gravity;
|
||||||
|
};
|
Loading…
Reference in New Issue