i18n preparations

src/pulsaranimationwidget.cpp

@@ -27,20 +27,26 @@ PulsarAnimationWidget::PulsarAnimationWidget(QWidget *parent) :
 	m_frameTimer(),
 	m_pulseProfile(360, 0.0)
 {
+	QString msgThis = tr("3D animation");
 	if(!format().directRendering()) {
-		qWarning("Sorry, no direct rendering support for animation...");
+		QString msg = tr("Sorry, no direct rendering support for %1...");
+		qWarning() << msg.arg(msgThis);
 	}
 	if(!format().doubleBuffer()) {
-		qWarning("Sorry, no double buffering support for animation...");
+		QString msg = tr("Sorry, no double buffering support for %1...");
+		qWarning() << msg.arg(msgThis);
 	}
 	if(!format().rgba()) {
-		qWarning("Sorry, no RGBA support for animation...");
+		QString msg = tr("Sorry, no RGBA support for %1...");
+		qWarning() << msg.arg(msgThis);
 	}
 	if(!format().alpha()) {
-		qWarning("Sorry, no alpha channel support for animation...");
+		QString msg = tr("Sorry, no alpha channel support for %1...");
+		qWarning() << msg.arg(msgThis);
 	}
 	if(!format().sampleBuffers()) {
-		qWarning("Sorry, no multisampling support for animation...");
+		QString msg = tr("Sorry, no multisampling support for %1...");
+		qWarning() << msg.arg(msgThis);
 	}
 
 	// connect primary rendering timer to local callback
@@ -168,39 +174,44 @@ void PulsarAnimationWidget::initializeGL()
     GLint maxTextureSize;
     glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize);
 
+    // prepare local messages
+    QString msgShape = tr("%1 texture shape not quadratic!");
+    QString msgPower = tr("%1 texture dimensions not a power of 2!");
+    QString msgSize = tr("Maximum texture size exceeded! Scaling down %1 texture to %2x%3...");
+
     // prepare and check pulsar texture
     QImage pulsarTexture(":/textures/resources/texture_pulsar.png");
     if(pulsarTexture.width() != pulsarTexture.height()) {
-    	qWarning("Warning: pulsar texture shape not quadratic!");
+    	qWarning() << msgShape.arg(tr("Pulsar"));
     }
     else {
     	double integer = 0.0;
     	double fraction = 0.0;
     	fraction = modf(log(pulsarTexture.width()) / log(2.0), &integer);
     	if(fraction > 0.0) {
-    		qWarning("Warning: pulsar texture dimensions not a power of 2!");
+    		qWarning() << msgPower.arg(tr("Pulsar"));
     	}
     }
     if(pulsarTexture.width() > maxTextureSize) {
-    	qWarning("Warning: maximum texture size exceeded! Scaling down pulsar texture to %ix%i...", maxTextureSize, maxTextureSize);
+    	qWarning() << msgSize.arg(tr("pulsar").arg(maxTextureSize).arg(maxTextureSize));
     	pulsarTexture = pulsarTexture.scaled(maxTextureSize, maxTextureSize, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
     }
 
     // prepare and check background texture
     QImage backgroundTexture(":/textures/resources/texture_background_carina.jpg");
     if(backgroundTexture.width() != backgroundTexture.height()) {
-    	qWarning("Warning: invalid background texture shape!");
+    	qWarning() << msgShape.arg(tr("Background"));
     }
     else {
     	double integer = 0.0;
     	double fraction = 0.0;
     	fraction = modf(log(backgroundTexture.width()) / log(2.0), &integer);
     	if(fraction > 0.0) {
-    		qWarning("Warning: background texture dimensions not a power of 2!");
+    		qWarning() << msgPower.arg(tr("Background"));
     	}
     }
     if(backgroundTexture.width() > maxTextureSize) {
-    	qWarning("Warning: maximum texture size exceeded! Scaling down background texture to %ix%i...", maxTextureSize, maxTextureSize);
+    	qWarning() << msgSize.arg(tr("background").arg(maxTextureSize).arg(maxTextureSize));
     	backgroundTexture = backgroundTexture.scaled(maxTextureSize, maxTextureSize, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
     }
 

src/pulsaranimationwidget.h

@@ -26,6 +26,7 @@
 #include <QGLWidget>
 #include <QTimer>
 #include <QMouseEvent>
+#include <QDebug>
 
 #define PI 3.14159265
 

src/pulsatingscience.cpp

@@ -25,7 +25,7 @@ PulsatingScience::PulsatingScience(QWidget *parent) : QMainWindow(parent)
 	ui.setupUi(this);
 
 	QAction* animControl = ui.dockAnimControl->toggleViewAction();
-	animControl->setStatusTip("Toggle the animation control visibility");
+	animControl->setStatusTip(tr("Toggle the animation control visibility"));
 	animControl->setShortcut(QKeySequence(Qt::ALT + Qt::Key_A));
 	ui.menuView->addAction(animControl);
 
@@ -350,15 +350,24 @@ void PulsatingScience::on_dockAnimControl_topLevelChanged(bool topLevel) {
 
 void PulsatingScience::on_actionAbout_activated()
 {
-	QMessageBox::about(this, "About",
-			"<b>Pulsating Science</b><br>"
-			"International Year of Astronomy 2009<br><br>"
-			"Authors: Oliver Bock, Benjamin Knispel<br><br>"
-			"Background image: The Carina Nebula<br>"
-			"(Courtesy of ESO/IDA/Danish 1.5 m/R.Gendler, J-E. Ovaldsen, C. Th&ouml;ne and C. Feron)<br><br>"
-			"License: GNU General Public License (Version 3)<br><br>"
-			"Copyright &copy; 2009 "
-			"<a href=\"http://www.aei.mpg.de\">Max-Planck-Institut f&uuml;r Gravitationsphysik</a>");
+	QString content = "<b>%1</b><br>"
+		"%2<br><br>"
+		"%3: Oliver Bock, Benjamin Knispel<br><br>"
+		"%4<br>"
+		"(%5 ESO/IDA/Danish 1.5 m/R.Gendler, J-E. Ovaldsen, C. Th&ouml;ne, C. Feron)<br><br>"
+		"%6: GNU General Public License (Version 3)<br><br>"
+		"Copyright &copy; 2009 "
+		"<a href=\"http://www.aei.mpg.de\">Max-Planck-Institut f&uuml;r Gravitationsphysik</a>";
+
+	content = content.arg(
+		tr("Pulsating Science"),
+		tr("International Year of Astronomy 2009"),
+		tr("Authors"),
+		tr("Background image: The Carina Nebula"),
+		tr("Courtesy of"),
+		tr("License"));
+
+	QMessageBox::about(this, tr("About \"Pulsating Science\""), content);
 }
 
 void PulsatingScience::updatePulsarSemiMajorAxisValue(double value)

src/pulsescopewidget.cpp

@@ -26,20 +26,27 @@ PulseScopeWidget::PulseScopeWidget(QWidget *parent) : QGraphicsView(parent),
 {
 	setViewport(new QGLWidget(QGLFormat(QGL::AlphaChannel | QGL::SampleBuffers)));
 	QGLWidget *glScope = (QGLWidget*) viewport();
+
+	QString msgThis = tr("pulse profile");
 	if(!glScope->format().directRendering()) {
-		qWarning("Sorry, no direct rendering support for pulse scope...");
+		QString msg = tr("Sorry, no direct rendering support for %1...");
+		qWarning() << msg.arg(msgThis);
 	}
 	if(!glScope->format().doubleBuffer()) {
-		qWarning("Sorry, no double buffering support for pulse scope...");
+		QString msg = tr("Sorry, no double buffering support for %1...");
+		qWarning() << msg.arg(msgThis);
 	}
 	if(!glScope->format().rgba()) {
-		qWarning("Sorry, no RGBA support for pulse scope...");
+		QString msg = tr("Sorry, no RGBA support for %1...");
+		qWarning() << msg.arg(msgThis);
 	}
 	if(!glScope->format().alpha()) {
-		qWarning("Sorry, no alpha channel support for pulse scope...");
+		QString msg = tr("Sorry, no alpha channel support for %1...");
+		qWarning() << msg.arg(msgThis);
 	}
 	if(!glScope->format().sampleBuffers()) {
-		qWarning("Sorry, no multisampling support for pulse scope...");
+		QString msg = tr("Sorry, no multisampling support for %1...");
+		qWarning() << msg.arg(msgThis);
 	}
 
 	m_scopeSizeH = 360.0;

src/pulsescopewidget.h

@@ -28,6 +28,7 @@
 #include <QGLContext>
 #include <QGraphicsPathItem>
 #include <QGraphicsLineItem>
+#include <QDebug>
 
 
 class PulseScopeWidget : public QGraphicsView