cpp/openttd-patchpack/source Changeset - r17141:77cef47d686e

Changeset - r17141:77cef47d686e

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rubidium - 13 years ago 2011-01-22 14:51:36
rubidium@openttd.org

(svn r21889) -Fix [FS#4434]: crash when scrolling outside of the main window (with some video backends)

1 file changed with 2 insertions and 9 deletions:

src/main_gui.cpp

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src/main_gui.cpp

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@@ @@ -413,15 +413,8 @@ struct MainWindow : Window @@
 	virtual void OnScroll(Point delta)
+	{
 		ViewPort *vp = IsPtInWindowViewport(this, _cursor.pos.x, _cursor.pos.y);
 		if (vp == NULL) {
 			_cursor.fix_at = false;
 			_scrolling_viewport = false;
+		}
 		this->viewport->scrollpos_x += ScaleByZoom(delta.x, vp->zoom);
 		this->viewport->scrollpos_y += ScaleByZoom(delta.y, vp->zoom);
 		this->viewport->scrollpos_x += ScaleByZoom(delta.x, this->viewport->zoom);
 		this->viewport->scrollpos_y += ScaleByZoom(delta.y, this->viewport->zoom);
 		this->viewport->dest_scrollpos_x = this->viewport->scrollpos_x;
 		this->viewport->dest_scrollpos_y = this->viewport->scrollpos_y;
+	}

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