コード例 #1
0
        public void CreateGraphs()
        {
            Simulations sims = CreateTemplate();

            sims.FileName = Path.ChangeExtension(Path.GetTempFileName(), ".apsimx");

            DataStore storage = sims.FindInScope <DataStore>();

            storage.FileName = Path.ChangeExtension(sims.FileName, ".db");

            // Run the file to populate the datastore.
            Runner           runner = new Runner(sims);
            List <Exception> errors = runner.Run();

            if (errors != null && errors.Count > 0)
            {
                throw errors[0];
            }

            // Open the .apsimx file in the GUI.
            sims.Write(sims.FileName);
            ExplorerPresenter explorer = UITestsMain.MasterPresenter.OpenApsimXFileInTab(sims.FileName, true);

            GtkUtilities.WaitForGtkEvents();
            sims = explorer.ApsimXFile;

            // Create a graphs folder under the zone.
            IModel paddock = sims.FindInScope <Zone>();
            Folder graphs  = new Folder();

            graphs.Name = "Graphs";

            var command = new AddModelCommand(paddock, graphs);

            explorer.CommandHistory.Add(command, true);

            // Add an empty graph to the folder.
            Models.Graph graph = new Models.Graph();
            graph.Name = "Graph";
            command    = new AddModelCommand(graphs, graph);
            explorer.CommandHistory.Add(command, true);

            // Add an empty series to the graph.
            Models.Series series = new Models.Series();
            series.Name = "Series";
            command     = new AddModelCommand(graph, series);
            explorer.CommandHistory.Add(command, true);
            explorer.Refresh();

            // click on the series node.
            explorer.SelectNode(series.FullPath);
            GtkUtilities.WaitForGtkEvents();

            // Get a reference to the OxyPlot PlotView via reflection.
            SeriesView seriesView = explorer.CurrentRightHandView as SeriesView;
            GraphView  view       = seriesView?.GraphView as GraphView;

            Assert.NotNull(view);

            PlotView plot = ReflectionUtilities.GetValueOfFieldOrProperty("plot1", view) as PlotView;

            Assert.NotNull(plot);

            // Series has no table name or x/y series names yet, so there should
            // be nothing shown on the graph.
            Assert.AreEqual(0, plot.Model.Series.Count);

            // Now draw some data on the graph.
            seriesView.DataSource.SelectedValue = "Report";
            seriesView.X.SelectedValue          = "n";
            seriesView.Y.SelectedValue          = "n2";
            seriesView.SeriesType.SelectedValue = "Scatter";

            GtkUtilities.WaitForGtkEvents();

            // There should now be one series showing.
            Assert.AreEqual(1, plot.Model.Series.Count);

            // It should be a line series.
            Assert.True(plot.Model.Series[0] is LineSeries, "Graph series type is set to scatter, but the series object is not a LineSeries.");

            // Series colour should not be white, and should not be the same as the background colour.
            LineSeries line = plot.Model.Series[0] as LineSeries;

            OxyPlot.OxyColor empty = OxyPlot.OxyColor.FromArgb(0, 0, 0, 0);
            OxyPlot.OxyColor white = OxyPlot.OxyColor.FromArgb(0, 255, 255, 255);
            Assert.AreNotEqual(empty, line.Color, "Graph line series default colour is white on white.");
            Assert.AreNotEqual(white, line.Color, "Graph line series default colour is white on white.");

            // Legend should be visible but empty by default.
            Assert.True(plot.Model.IsLegendVisible);
            // todo - ensure legend is empty

            // Next, we want to change the legend position and ensure that the legend actually moves.

            // Click on the 'show in legend' checkbox.
            seriesView.ShowInLegend.Checked = true;
            GtkUtilities.WaitForGtkEvents();

            // Double click on the middle of the legend.
            Cairo.Rectangle legendRect = plot.Model.LegendArea.ToRect(true);
            double          x          = (legendRect.X + (legendRect.X + legendRect.Width)) / 2;
            double          y          = (legendRect.Y + (legendRect.Y + legendRect.Height)) / 2;

            GtkUtilities.DoubleClick(plot, x, y, wait: true);

            // Default legend position should be top-left.
            Assert.AreEqual(plot.Model.LegendPosition, OxyPlot.LegendPosition.TopLeft);

            // Now we want to change the legend position. First, get a reference to the legend view
            // via the legend presenter, via the graph presenter, via the series presenter, via the explorer presenter.
            Assert.True(explorer.CurrentPresenter is SeriesPresenter);
            SeriesPresenter seriesPresenter = explorer.CurrentPresenter as SeriesPresenter;
            LegendPresenter legendPresenter = seriesPresenter.GraphPresenter.CurrentPresenter as LegendPresenter;

            // todo: should we add something like a GetView() method to the IPresenter interface?
            // It might be a bit of work to set up but would save us having to use reflection
            LegendView legendView = ReflectionUtilities.GetValueOfFieldOrProperty("view", legendPresenter) as LegendView;

            // The legend options are inside a Gtk expander.
            Assert.IsTrue(legendView.MainWidget.Parent is Expander);
            Expander expander = legendView.MainWidget.Parent as Expander;

            // The expander should be expanded and the options visible.
            Assert.IsTrue(expander.Expanded);
            Assert.IsTrue(legendView.MainWidget.Visible);

            // The legend view contains a combo box with the legend position options (top-right, bottom-left, etc).
            // This should really be refactored to use a public IDropDownView, which is much more convenient to use.
            // First, get a reference to the combo box via reflection.
            ComboBox combo = ReflectionUtilities.GetValueOfFieldOrProperty("combobox1", legendView) as ComboBox;

            // fixme - we should support all valid OxyPlot legend position types.
            foreach (Models.Graph.LegendPositionType legendPosition in Enum.GetValues(typeof(Models.Graph.LegendPositionType)))
            {
                string name = legendPosition.ToString();
                GtkUtilities.SelectComboBoxItem(combo, name, wait: true);

                OxyPlot.LegendPosition oxyPlotEquivalent = (OxyPlot.LegendPosition)Enum.Parse(typeof(OxyPlot.LegendPosition), name);
                Assert.AreEqual(plot.Model.LegendPosition, oxyPlotEquivalent);
            }

            // If we change the graph to a box plot then the several unused properties should be disabled.
            // These are x variable dropdown, x cumulative, x on top, marker size/type checkboxes.

            // First, make sure that these options are sensitive to input and can be changed.
            Assert.IsTrue(seriesView.X.IsSensitive);
            Assert.IsTrue(seriesView.XCumulative.IsSensitive);
            Assert.IsTrue(seriesView.XOnTop.IsSensitive);
            Assert.IsTrue(seriesView.MarkerSize.IsSensitive);
            Assert.IsTrue(seriesView.MarkerType.IsSensitive);

            // Now change series type to box plot.
            GtkUtilities.SelectComboBoxItem(seriesView.SeriesType, "Box", wait: true);
            Assert.AreEqual(SeriesType.Box, series.Type);

            // Ensure the box plot is not white in light theme.
            plot = ReflectionUtilities.GetValueOfFieldOrProperty("plot1", view) as PlotView;
            Assert.NotNull(plot);
            BoxPlotSeries boxPlot = plot.Model.Series.OfType <BoxPlotSeries>().FirstOrDefault();

            Assert.NotNull(boxPlot);

            Assert.AreNotEqual(empty, boxPlot.Fill);
            Assert.AreNotEqual(white, boxPlot.Fill);
            Assert.AreNotEqual(empty, boxPlot.Stroke);
            Assert.AreNotEqual(white, boxPlot.Stroke);

            // The controls should no longer be sensitive.
            Assert.IsFalse(seriesView.XCumulative.IsSensitive);
            Assert.IsFalse(seriesView.XOnTop.IsSensitive);
            Assert.IsFalse(seriesView.MarkerSize.IsSensitive);
            Assert.IsFalse(seriesView.MarkerType.IsSensitive);

            // Change the series type back to scatter.
            GtkUtilities.SelectComboBoxItem(seriesView.SeriesType, "Scatter", wait: true);

            // The controls should be sensitive once more.
            Assert.IsTrue(seriesView.X.IsSensitive);
            Assert.IsTrue(seriesView.XCumulative.IsSensitive);
            Assert.IsTrue(seriesView.XOnTop.IsSensitive);
            Assert.IsTrue(seriesView.MarkerSize.IsSensitive);
            Assert.IsTrue(seriesView.MarkerType.IsSensitive);
        }
コード例 #2
0
 /// <summary>
 /// Constructs the RobotMove task
 /// </summary>
 /// <param name="verticesToTravelThrough"></param>
 /// <param name="coordinates"></param>
 /// <param name="g"></param>
 public RobotMove(List <char> verticesToTravelThrough, List <Coordinate> coordinates, Graph g)
 {
     this.verticesToTravelThrough = verticesToTravelThrough;
     this.coordinates             = coordinates;
     this.g = g;
     GetCoordinatesToUse();
 }
コード例 #3
0
 /// <summary>
 /// Called on each graph before it is drawn in a tab.
 /// </summary>
 /// <param name="graph">The graph.</param>
 /// <param name="simulationName">Simulation name for this tab.</param>
 public void TransformGraph(Models.Graph graph, string simulationName)
 {
 }
コード例 #4
0
        public static List <Point> Dijkstra(Graph pointList, Point startPoint, Point endPoint)
        {
            List <Point> unvisited = new List <Point>();
            List <Point> visited   = new List <Point>();
            List <Point> result    = new List <Point>();

            //the starting point is the always the 1st point so its added to the list
            unvisited.Add(startPoint);
            foreach (Point p in pointList.points)
            {
                if (p == startPoint)
                {
                    //do nothing since its the starting point
                }
                else if (p == endPoint)
                {
                    //do nothing since its the ending point
                }
                else
                {
                    unvisited.Add(p);
                    p.SetCost(decimal.MaxValue);
                }
            }
            // at the end is the endpoint added to the list, since it it the last point
            endPoint.SetCost(decimal.MaxValue);
            unvisited.Add(endPoint);

            unvisited[0].SetCost(0);
            unvisited[0].SetPath(startPoint);

            Point current = null;

            while (unvisited.Any())
            {
                current = unvisited[0];

                visited.Add(current);
                unvisited.Remove(current);


                foreach (Point p in current.nodes)
                {
                    // Using Pythagoras to calculate the distance the the closest point
                    double  tempDistance = Math.Sqrt(Math.Pow(Convert.ToDouble((current.x - p.x)), 2) + Math.Pow(Convert.ToDouble((current.z - p.z)), 2));
                    decimal distance     = Convert.ToDecimal(tempDistance);
                    if (distance + current.cost < p.cost)
                    {
                        p.SetCost(current.cost + distance);
                        p.SetPath(current);
                    }
                }

                Point shortest = null;
                foreach (Point p in unvisited)
                {
                    if (shortest == null)
                    {
                        shortest = p;
                    }
                    if (shortest.cost > p.cost && !visited.Contains(p))
                    {
                        shortest = p;
                    }
                }

                foreach (Point p in unvisited.ToList())
                {
                    if (p == shortest)
                    {
                        // De kortste unvisited point in de graph wordt als volgende berekend in de volgende iteratie van de foreach loop.
                        unvisited.Remove(p);
                        unvisited.Insert(0, p);
                    }
                }
            }

            foreach (Point p in visited)
            {
                if (p == endPoint)
                {
                    result.Add(p);
                }
            }
            while (result[0] != startPoint)
            {
                foreach (Point p in visited)
                {
                    if (p == result[0].path)
                    {
                        result.Insert(0, p);
                    }
                }
            }

            return(result);
        }