Fixed repaint issue

src/control/tools/StrokeHandler.cpp

@@ -42,7 +42,7 @@ void StrokeHandler::draw(cairo_t* cr)
 
 	view.applyColor(cr, stroke);
 	cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
-	cairo_mask_surface(cr, surfMask, visRect.x, visRect.y);
+	cairo_mask_surface(cr, surfMask, 0, 0);
 }
 
 bool StrokeHandler::onMotionNotifyEvent(const PositionInputData& pos)
@@ -216,22 +216,12 @@ void StrokeHandler::onButtonPressEvent(const PositionInputData& pos)
 
 	destroySurface();
 
-	const double width = redrawable->getDisplayWidth();
-	const double height = redrawable->getDisplayHeight();
 	const double zoom = xournal->getZoom();
+	PageRef page = redrawable->getPage();
 
-	Rectangle *rectPtr = redrawable->getVisibleRect();
-
-	if (!rectPtr)
-	{
-		g_warning("Attempting to draw on an invisible surface");
-		return;
-	}
-
-	visRect = *(rectPtr);
-	delete rectPtr;
-
-	surfMask = cairo_image_surface_create(CAIRO_FORMAT_A8, visRect.width, visRect.height);
+	double width = page->getWidth() * zoom;
+	double height = page->getHeight() * zoom;
+	surfMask = cairo_image_surface_create(CAIRO_FORMAT_A8, width, height);
 
 	crMask = cairo_create(surfMask);
 
@@ -242,7 +232,6 @@ void StrokeHandler::onButtonPressEvent(const PositionInputData& pos)
 
 	cairo_fill(crMask);
 
-	cairo_translate(crMask, -visRect.x, -visRect.y);
 	cairo_scale(crMask, zoom, zoom);
 
 	if (!stroke)

src/control/tools/StrokeHandler.h

@@ -62,7 +62,6 @@ private:
 	cairo_t* crMask;
 
 	DocumentView view;
-	Rectangle visRect;
 
 	ShapeRecognizer* reco;
 };

src/gui/PageView.cpp

@@ -995,24 +995,6 @@ Text* XojPageView::getSelectedText()
 	return NULL;
 }
 
-Rectangle* XojPageView::getVisibleRect()
-{
-	XOJ_CHECK_TYPE(XojPageView);
-
-	Rectangle* rect = xournal->getVisibleRect(this);
-
-	if (!rect)
-	{
-		return NULL;
-	}
-
-	(*rect) *= xournal->getZoom();
-
-	(*rect) = rect->translated(-getX(), -getY());
-
-	return rect;
-}
-
 Rectangle XojPageView::getRect()
 {
 	XOJ_CHECK_TYPE(XojPageView);

src/gui/PageView.h

@@ -133,7 +133,6 @@ public:
 	TexImage* getSelectedTex();
 	Text* getSelectedText();
 
-	Rectangle* getVisibleRect();
 	Rectangle getRect();
 
 public: // event handler

src/gui/RepaintHandler.cpp

@@ -25,30 +25,20 @@ void RepaintHandler::repaintPage(XojPageView* view)
 {
 	XOJ_CHECK_TYPE(RepaintHandler);
 
-//	int x1 = view->getX();
-//	int y1 = view->getY();
-//	int x2 = x1 + view->getDisplayWidth();
-//	int y2 = y1 + view->getDisplayHeight();
-//	gtk_xournal_repaint_area(this->xournal->getWidget(), x1, y1, x2, y2);
-
-	// Repainting is really fast, and there are painting issues from time to time
-	// Therefore do always a full repaint. The stroken are cached anyway.
-	// Tested on a 1.8GHz Core2Duo
-	gtk_widget_queue_draw(this->xournal->getWidget());
+	int x1 = view->getX();
+	int y1 = view->getY();
+	int x2 = x1 + view->getDisplayWidth();
+	int y2 = y1 + view->getDisplayHeight();
+	gtk_xournal_repaint_area(this->xournal->getWidget(), x1, y1, x2, y2);
 }
 
 void RepaintHandler::repaintPageArea(XojPageView* view, int x1, int y1, int x2, int y2)
 {
 	XOJ_CHECK_TYPE(RepaintHandler);
 
-//	int x = view->getX();
-//	int y = view->getY();
-//	gtk_xournal_repaint_area(this->xournal->getWidget(), x + x1, y + y1, x + x2, y + y2);
-
-	// Repainting is really fast, and there are painting issues from time to time
-	// Therefore do always a full repaint. The stroken are cached anyway.
-	// Tested on a 1.8GHz Core2Duo
-	gtk_widget_queue_draw(this->xournal->getWidget());
+	int x = view->getX();
+	int y = view->getY();
+	gtk_xournal_repaint_area(this->xournal->getWidget(), x + x1, y + y1, x + x2, y + y2);
 }
 
 void RepaintHandler::repaintPageBorder(XojPageView* view)