1 files changed, 160 insertions, 0 deletions
diff --git a/src/lead.cpp b/src/lead.cpp
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index 0000000..cd47b19
--- /dev/null
+++ b/src/lead.cpp
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+/*
+MIT License
+
+Copyright (c) 2017 Noah Andreas
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+
+#include "lead.h"
+#include "sensor.h"
+#include <QDebug>
+#include <QScreen>
+#include <QFileSystemWatcher>
+
+
+namespace kernladung {
+
+
+Lead::Lead(int &argc, char** argv) :
+    QApplication(argc, argv),
+    settings("kernladung", "lead"),
+    watcher()
+{   
+    loadScreens();
+    watchSettings();
+}
+
+
+Lead::~Lead()
+{
+    qDeleteAll(sensors);
+}
+
+
+void
+Lead::watchSettings()
+{    
+    watcher.addPath(settings.fileName());
+
+    connect(&watcher, SIGNAL(fileChanged(QString)), this, SLOT(fileChanged(QString)));
+}
+
+
+void
+Lead::fileChanged(QString fileName)
+{
+    qDebug() << "kernladung::Lead::fileChanged() fileName: " << fileName;
+
+    // this reloads the settings from the file
+    settings.sync();
+
+    // some editors dont update but delete/create the config file, in this 
+    // case our watcher loses the file so we have to add it again
+    watcher.addPath( fileName );
+
+    // simply reload everything
+    reloadScreens();
+}
+
+
+void
+Lead::screenAdded(QScreen* screen)
+{
+    loadScreen(screen);
+}
+
+
+void
+Lead::screenRemoved(QScreen* screen)
+{
+    // thats the easiest way
+    reloadScreens();
+}
+
+
+void
+Lead::reloadScreens()
+{
+    qDeleteAll(sensors);
+    sensors.clear();
+
+    loadScreens();
+}
+
+
+void
+Lead::loadScreens()
+{
+    foreach (QScreen* screen, screens()) 
+    {
+        loadScreen(screen);
+    }
+}
+
+
+void
+Lead::loadScreen(QScreen* screen)
+{
+    qDebug() << "kernladung::Lead::loadScreen() " << screen->name();
+
+    QRect rec = screen->geometry();
+    
+    loadSensor(screen, "top", rec.width() / 3, 0, rec.width() / 3, 10);
+    loadSensor(screen, "right", rec.width() - 1, rec.height() / 3, 1, rec.height() / 3);
+    loadSensor(screen, "bottom", rec.width() / 3, rec.height() - 1, rec.width() / 3, 1);
+    loadSensor(screen, "left", 0, rec.height() / 3, 1, rec.height() / 3);
+    loadSensor(screen, "topLeft", 0, 0, 1, 1);
+    loadSensor(screen, "topRight", rec.width() - 1, 0, 1, 1);
+    loadSensor(screen, "bottomRight", rec.width() - 1, rec.height() - 1, 1, 1);
+    loadSensor(screen, "bottomLeft", 0, rec.height() - 1, 1, 1);
+}
+
+
+void
+Lead::loadSensor(QScreen* screen, QString name, int x, int y, int w, int h)
+{
+
+    QString key = screen->name() + "/" + name;
+
+
+    if (!settings.contains(key) )
+    {
+        qDebug() << "kernladung::Lead::loadSensor() key " << name << " not found";
+        
+        // restore missing key
+        settings.setValue(key, QString());
+        return;
+    }
+
+    if (settings.value(key).toString().isEmpty())
+    {
+        qDebug() << "kernladung::Lead::loadSensor() key " << name << " is empty";
+        return;
+    }
+    
+
+    // create sensor and save in list so we can delete all sensors on delete
+
+    sensors.append( new lead::Sensor(x, y, w, h, settings.value(key).toString()) );
+}
+
+
+} // namespace