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231
Grapfics/CanvasDrafter.cs
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231
Grapfics/CanvasDrafter.cs
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using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Linq;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Media;
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using System.Windows.Shapes;
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using AForge.Math.Geometry;
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using AForge;
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using netDxf.Entities;
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using Point = System.Windows.Point;
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namespace GroundOrganizer
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{
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public partial class CanvasDrafter
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{
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//const double WXMIN = -300;
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//const double WXMAX = 300;
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//const double WYMIN = -300;
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//const double WYMAX = 300;
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const double DMARGIN = 0;
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static Matrix WtoDMatrix;
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static Matrix DtoWMatrix;
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static public void DrawPolygonsFromDxfLwPolyline(IEnumerable<LwPolyline> dxfEntitys,Canvas canvas, double h)
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{
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double dxmin = DMARGIN;
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double dymin = DMARGIN;
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double dymax = h - DMARGIN;
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double wxmin;
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double wxmax;
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double wymin;
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double wymax;
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List<LwPolylineVertex> dxfVertices = new List<LwPolylineVertex>();
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foreach (LwPolyline item in dxfEntitys)
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{
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dxfVertices.AddRange(item.Vertexes);
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}
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IOrderedEnumerable<LwPolylineVertex> selected = from x in dxfVertices // определяем каждый объект как x
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orderby x.Position.X // упорядочиваем по возрастанию
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select x; // выбираем объект
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wxmin = selected.First().Position.X;
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wxmax = selected.Last().Position.X;
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selected = from y in dxfVertices orderby y.Position.Y select y;
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wymin = selected.First().Position.Y;
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wymax = selected.Last().Position.Y;
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double w = (wxmax - wxmin) / (wymax - wymin)*h;
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double dxmax = w - DMARGIN;
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PrepareTransformations(wxmin, wxmax, wymin, wymax, dxmin, dxmax, dymax, dymin);
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Canvas da = canvas;
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da.Width = w;
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da.Height = h;
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Polygon contour;
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foreach (LwPolyline item in dxfEntitys)
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{
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dxfVertices = item.Vertexes;
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Point pt;
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contour = new Polygon
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{
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Points = new PointCollection(),
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Stroke = Brushes.Black,
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StrokeThickness = 2,
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Fill = Brushes.White
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};
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foreach (LwPolylineVertex v in dxfVertices)
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{
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pt = WtoDMatrix.Transform(new Point(v.Position.X, v.Position.Y));
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contour.Points.Add(pt);
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}
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da.Children.Add(contour);
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//da.Children.Add(new Rectangle() { Width = 80, Height = 80,Stroke=Brushes.Black,StrokeThickness=1,Fill=Brushes.White });
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}
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}
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static public void DrawFoundations(ObservableCollection<Foundation> founds, Canvas canvas, double h)
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{
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double dxmin = DMARGIN;
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double dymin = DMARGIN;
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double dymax = h - DMARGIN;
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double wxmin;
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double wxmax;
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double wymin;
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double wymax;
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List<Geo.Point3d> Vertices = new List<Geo.Point3d>();
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foreach (Foundation item in founds)
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{
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if (item.Contour != null) Vertices.AddRange(item.Contour.Vertices);
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}
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if (Vertices.Count < 4) return;
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IOrderedEnumerable<Geo.Point3d> selected = from x in Vertices // определяем каждый объект как x
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orderby x.X // упорядочиваем по возрастанию
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select x; // выбираем объект
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wxmin = selected.First().X;
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wxmax = selected.Last().X;
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selected = from y in Vertices orderby y.Y select y;
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wymin = selected.First().Y;
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wymax = selected.Last().Y;
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double w = (wxmax - wxmin) / (wymax - wymin) * h;
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double dxmax = w - DMARGIN;
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PrepareTransformations(wxmin, wxmax, wymin, wymax, dxmin, dxmax, dymax, dymin);
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Canvas da = canvas;
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da.Width = w;
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da.Height = h;
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Polygon contour;
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foreach (Foundation item in founds)
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{
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if (item.Contour == null) continue;
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ToolTip toolTip = new ToolTip();
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StackPanel toolTipPanel = new StackPanel();
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DataGrid props = new DataGrid() { ItemsSource = item.SmallProps, FontSize = 11 };
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//DataGrid results = new DataGrid() { ItemsSource = item.SmallResults};
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toolTipPanel.Children.Add(props);
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//toolTipPanel.Children.Add(results);
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toolTip.Content = toolTipPanel;
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Vertices = item.Contour.Vertices;
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Point pt;
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contour = new Polygon
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{
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Points = new PointCollection(),
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Stroke = Brushes.Black,
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StrokeThickness = 2,
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Fill = Brushes.White
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};
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ToolTipService.SetToolTip(contour, toolTip);
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ToolTipService.SetShowDuration(contour, int.MaxValue);
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foreach (Geo.Point3d v in Vertices)
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{
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pt = WtoDMatrix.Transform(new Point(v.X, v.Y));
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contour.Points.Add(pt);
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}
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da.Children.Add(contour);
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//da.Children.Add(new Rectangle() { Width = 80, Height = 80,Stroke=Brushes.Black,StrokeThickness=1,Fill=Brushes.White });
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}
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}
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static public void DrawFoundationsNumbers(ObservableCollection<Foundation> founds, Canvas canvas)
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{
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double dxmin = DMARGIN;
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double dymin = DMARGIN;
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double dymax = canvas.ActualHeight - DMARGIN;
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double dxmax = canvas.ActualWidth - DMARGIN;
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double wxmin;
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double wxmax;
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double wymin;
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double wymax;
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List<Geo.Point3d> Vertices = new List<Geo.Point3d>();
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foreach (Foundation item in founds)
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{
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if (item.Contour != null) Vertices.AddRange(item.Contour.Vertices);
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}
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if (Vertices.Count < 4) return;
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IOrderedEnumerable<Geo.Point3d> selected = from x in Vertices // определяем каждый объект как x
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orderby x.X // упорядочиваем по возрастанию
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select x; // выбираем объект
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wxmin = selected.First().X;
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wxmax = selected.Last().X;
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selected = from y in Vertices orderby y.Y select y;
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wymin = selected.First().Y;
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wymax = selected.Last().Y;
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PrepareTransformations(wxmin, wxmax, wymin, wymax, dxmin, dxmax, dymax, dymin);
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Canvas da = canvas;
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Label label;
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foreach (Foundation item in founds)
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{
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Point pt = WtoDMatrix.Transform(new Point(item.X, item.Y));
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label = new Label
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{
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Content = item.Number.ToString(),
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VerticalContentAlignment = VerticalAlignment.Center,
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HorizontalContentAlignment = HorizontalAlignment.Center
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};
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Canvas.SetTop(label, pt.Y);
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Canvas.SetLeft(label, pt.X);
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da.Children.Add(label);
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//da.Children.Add(new Rectangle() { Width = 80, Height = 80,Stroke=Brushes.Black,StrokeThickness=1,Fill=Brushes.White });
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}
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}
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static void PrepareTransformations(double wxmin, double wxmax, double wymin, double wymax, double dxmin, double dxmax, double dymin, double dymax)
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{
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// Make WtoD.
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WtoDMatrix = Matrix.Identity;
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WtoDMatrix.Translate(-wxmin, -wymin);
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double xscale = (dxmax - dxmin) / (wxmax - wxmin);
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double yscale = (dymax - dymin) / (wymax - wymin);
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WtoDMatrix.Scale(xscale, yscale);
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WtoDMatrix.Translate(dxmin, dymin);
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// Make DtoW.
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DtoWMatrix = WtoDMatrix;
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DtoWMatrix.Invert();
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}
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}
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}
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85
Grapfics/RenderVisualService.cs
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85
Grapfics/RenderVisualService.cs
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@@ -0,0 +1,85 @@
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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namespace GroundOrganizer
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{
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public static class RenderVisualService
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{
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private const double defaultDpi = 96.0;
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public static ImageSource RenderToPNGImageSource(Visual targetControl)
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{
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var renderTargetBitmap = GetRenderTargetBitmapFromControl(targetControl);
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var encoder = new PngBitmapEncoder();
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encoder.Frames.Add(BitmapFrame.Create(renderTargetBitmap));
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var result = new BitmapImage();
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using (var memoryStream = new MemoryStream())
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{
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encoder.Save(memoryStream);
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memoryStream.Seek(0, SeekOrigin.Begin);
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result.BeginInit();
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result.CacheOption = BitmapCacheOption.OnLoad;
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result.StreamSource = memoryStream;
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result.EndInit();
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}
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return result;
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}
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public static void RenderToPNGFile(Visual targetControl, string filename)
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{
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var renderTargetBitmap = GetRenderTargetBitmapFromControl(targetControl);
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var encoder = new PngBitmapEncoder();
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encoder.Frames.Add(BitmapFrame.Create(renderTargetBitmap));
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var result = new BitmapImage();
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try
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{
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using (var fileStream = new FileStream(filename, FileMode.Create))
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{
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encoder.Save(fileStream);
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}
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}
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catch (Exception ex)
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{
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System.Diagnostics.Debug.WriteLine($"There was an error saving the file: {ex.Message}");
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}
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}
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private static BitmapSource GetRenderTargetBitmapFromControl(Visual targetControl, double dpi = defaultDpi)
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{
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if (targetControl == null) return null;
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var bounds = VisualTreeHelper.GetDescendantBounds(targetControl);
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var renderTargetBitmap = new RenderTargetBitmap((int)(bounds.Width * dpi / 96.0),
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(int)(bounds.Height * dpi / 96.0),
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dpi,
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dpi,
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PixelFormats.Pbgra32);
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var drawingVisual = new DrawingVisual();
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using (var drawingContext = drawingVisual.RenderOpen())
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{
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var visualBrush = new VisualBrush(targetControl);
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drawingContext.DrawRectangle(visualBrush, null, new Rect(new Point(), bounds.Size));
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}
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renderTargetBitmap.Render(drawingVisual);
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return renderTargetBitmap;
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}
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}
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}
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