static Transform CreateNormalizeTransform(Rect bounds, Point location, Size size, double angle)
{
var t = new TransformGroup();
var b = bounds;
// Move center of the geometry to origin
t.Children.Add(new TranslateTransform(-b.X - b.Width / 2, -b.Y - b.Height / 2));
// Rotate around origin
t.Children.Add(new RotateTransform(angle));
b = t.TransformBounds(bounds);
// Scale to requested size
t.Children.Add(new ScaleTransform(size.Width / b.Width, size.Height / b.Height));
b = t.TransformBounds(bounds);
// Move to requested position
t.Children.Add(new TranslateTransform(-b.X + location.X, -b.Y + location.Y));
t.Freeze();
b = t.TransformBounds(bounds);
Debug.Assert(Math.Abs(b.X - location.X) < 0.0001);
Debug.Assert(Math.Abs(b.Y - location.Y) < 0.0001);
Debug.Assert(Math.Abs(b.Width - size.Width) < 0.0001);
Debug.Assert(Math.Abs(b.Height - size.Height) < 0.0001);
return(t);
}
public DrawHandler(WindowGraphics windowGraphics)
{
this.windowGraphics = windowGraphics;
windowGraphics.TryUpdateGraphics();
DrawingContext = windowGraphics.drawingVisual.RenderOpen();
var transformGroup = new TransformGroup();
transformGroup.Children.Add(new ScaleTransform(1, -1));
transformGroup.Children.Add(new TranslateTransform(0, windowGraphics.height));
transformGroup.Freeze();
DrawingContext.PushTransform(transformGroup);
}
/// <summary> </summary>
public override void InitializeTransform()
{
const double mercatorSize = 360;
var translateTransform = new TranslateTransform(MapView.ReferenceSize / 2 - 180, MapView.ReferenceSize / 2 - 180);
var zoomTransform = new ScaleTransform(MapView.ZoomAdjust * MapView.ReferenceSize / mercatorSize, MapView.ZoomAdjust * MapView.ReferenceSize / mercatorSize, MapView.ReferenceSize / 2, MapView.ReferenceSize / 2);
var transformGroup = new TransformGroup();
transformGroup.Children.Add(translateTransform);
transformGroup.Children.Add(zoomTransform);
zoomTransform.Freeze();
translateTransform.Freeze();
transformGroup.Freeze();
RenderTransform = transformGroup;
}
protected virtual void UpdateChildren()
{
if (this.designerView == null)
{
return;
}
double zoom = this.Zoom;
Vector rootToArtboardScale = this.ViewRootToArtboardScale;
rootToArtboardScale.X *= zoom;
rootToArtboardScale.Y *= zoom;
this.designerView.ZoomLevel = this.Zoom;
double centerX = this.CenterX;
double centerY = this.CenterY;
TransformGroup transformGroup1 = new TransformGroup();
transformGroup1.Children.Add((Transform) new ScaleTransform(rootToArtboardScale.X, rootToArtboardScale.Y, centerX, centerY));
transformGroup1.Children.Add((Transform) new TranslateTransform(this.canvas.RenderSize.Width / 2.0 - centerX, this.canvas.RenderSize.Height / 2.0 - centerY));
Point point = this.TranslatePoint(new Point(1.0 / rootToArtboardScale.X, 1.0 / rootToArtboardScale.Y) * transformGroup1.Value, this.VisualTreeRoot);
point.X = Math.Round(point.X) - point.X;
point.Y = Math.Round(point.Y) - point.Y;
transformGroup1.Children.Add((Transform) new TranslateTransform(point.X, point.Y));
transformGroup1.Freeze();
this.designerView.RenderTransform = (Transform)transformGroup1;
this.feedbackLayer.RenderTransform = (Transform)transformGroup1;
this.liveControlLayer.RenderTransform = (Transform)transformGroup1;
this.annotationLayer.RenderTransform = (Transform)transformGroup1;
foreach (Artboard.ExtraLayer extraLayer in this.extraLayers)
{
TransformGroup transformGroup2 = transformGroup1;
if (ArtboardExtraLayerOptionsExtensions.IsSet(extraLayer.Options, ArtboardExtraLayerOptions.OriginIsDocumentCenter))
{
transformGroup2 = new TransformGroup();
transformGroup2.Children.Add((Transform) new TranslateTransform(this.DocumentBounds.Width / 2.0, this.DocumentBounds.Height / 2.0));
transformGroup2.Children.Add((Transform)transformGroup1);
transformGroup2.Freeze();
}
extraLayer.Layer.RenderTransform = (Transform)transformGroup2;
}
this.annotationLayer.ChildRenderTransform = (Transform) new ScaleTransform(1.0 / zoom, 1.0 / zoom, 0.0, 0.0);
this.contentBorder.BorderThickness = new Thickness(1.0 / rootToArtboardScale.X);
this.transform = (Transform)transformGroup1;
this.snapToGridRenderer.InvalidateVisual();
}
protected override void OnRender(DrawingContext drawingContext)
{
var view = this.TextView;
if (view == null || !view.VisualLinesValid)
{
return;
}
if (!Workspace.CurrentWorkspace.DebugContext.IsDebuggerAttached)
{
return;
}
if (!Workspace.CurrentWorkspace.DebugContext.IsPaused)
{
return;
}
if (Workspace.CurrentWorkspace.CurrentDocument != Workspace.CurrentWorkspace.DebugContext.CurrentDocument)
{
return;
}
var color = new SolidColorBrush(ConfigHost.Coloring.ExecutionMarker.MainColor);
color.Freeze();
var pen = new Pen(new SolidColorBrush(ConfigHost.Coloring.ExecutionMarker.BorderColor), 2);
pen.Freeze();
var line = view.GetVisualLine(Workspace.CurrentWorkspace.DebugContext.CurrentLine);
if (line == null)
{
return;
}
var lineTop = line.GetTextLineVisualYPosition(line.TextLines[0], VisualYPosition.TextTop) - view.VerticalOffset;
var lineBot = line.GetTextLineVisualYPosition(line.TextLines[0], VisualYPosition.TextBottom) - view.VerticalOffset;
var geo = new StreamGeometry();
using (var context = geo.Open())
{
context.BeginFigure(new Point(3, 5), true, true);
context.LineTo(new Point(6, 5), false, false);
context.LineTo(new Point(6, 2), false, false);
context.LineTo(new Point(10, 6.5), false, false);
context.LineTo(new Point(6, 11), false, false);
context.LineTo(new Point(6, 8), false, false);
context.LineTo(new Point(3, 8), false, false);
}
var transgroup = new TransformGroup();
Transform t;
t = new TranslateTransform(-16, lineTop);
t.Freeze();
transgroup.Children.Add(t);
t = new ScaleTransform((lineBot - lineTop) / 14, (lineBot - lineTop) / 14);
t.Freeze();
transgroup.Children.Add(t);
transgroup.Freeze();
geo.Transform = transgroup;
geo.Freeze();
drawingContext.DrawGeometry(color, pen, geo);
}
/// <summary> Returns a Transform object for a spatial reference. </summary>
/// <param name="reference"> The spatial reference. </param>
/// <returns> The resulting render transform. </returns>
public static Transform CreateTransform(SpatialReference reference)
{
switch (reference)
{
case SpatialReference.PtvMercator:
{
const double EARTH_RADIUS = 6371000.0;
const double MERCATOR_SIZE = EARTH_RADIUS * 2.0 * Math.PI;
var translateTransform = new TranslateTransform(MapView.ReferenceSize / 2, MapView.ReferenceSize / 2);
var zoomTransform = new ScaleTransform(MapView.ZoomAdjust * MapView.ReferenceSize / MERCATOR_SIZE, -MapView.ZoomAdjust * MapView.ReferenceSize / MERCATOR_SIZE, MapView.ReferenceSize / 2, MapView.ReferenceSize / 2);
var transformGroup = new TransformGroup();
transformGroup.Children.Add(translateTransform);
transformGroup.Children.Add(zoomTransform);
zoomTransform.Freeze();
translateTransform.Freeze();
transformGroup.Freeze();
return(transformGroup);
}
case SpatialReference.PtvMercatorInvertedY:
{
const double EARTH_RADIUS = 6371000.0;
const double MERCATOR_SIZE = EARTH_RADIUS * 2.0 * Math.PI;
var translateTransform = new TranslateTransform(MapView.ReferenceSize / 2, MapView.ReferenceSize / 2);
var zoomTransform = new ScaleTransform(MapView.ZoomAdjust * MapView.ReferenceSize / MERCATOR_SIZE, MapView.ZoomAdjust * MapView.ReferenceSize / MERCATOR_SIZE, MapView.ReferenceSize / 2, MapView.ReferenceSize / 2);
var transformGroup = new TransformGroup();
transformGroup.Children.Add(translateTransform);
transformGroup.Children.Add(zoomTransform);
zoomTransform.Freeze();
translateTransform.Freeze();
transformGroup.Freeze();
return(transformGroup);
}
case SpatialReference.WebMercator:
{
const double EARTH_RADIUS = 6378137.0;
const double MERCATOR_SIZE = EARTH_RADIUS * 2.0 * Math.PI;
var translateTransform = new TranslateTransform(MapView.ReferenceSize / 2, MapView.ReferenceSize / 2);
var zoomTransform = new ScaleTransform(MapView.ZoomAdjust * MapView.ReferenceSize / MERCATOR_SIZE, -MapView.ZoomAdjust * MapView.ReferenceSize / MERCATOR_SIZE, MapView.ReferenceSize / 2, MapView.ReferenceSize / 2);
var transformGroup = new TransformGroup();
transformGroup.Children.Add(translateTransform);
transformGroup.Children.Add(zoomTransform);
zoomTransform.Freeze();
translateTransform.Freeze();
transformGroup.Freeze();
return(transformGroup);
}
case SpatialReference.WebMercatorInvertedY:
{
const double EARTH_RADIUS = 6378137.0;
const double MERCATOR_SIZE = EARTH_RADIUS * 2.0 * Math.PI;
var translateTransform = new TranslateTransform(MapView.ReferenceSize / 2, MapView.ReferenceSize / 2);
var zoomTransform = new ScaleTransform(MapView.ZoomAdjust * MapView.ReferenceSize / MERCATOR_SIZE, MapView.ZoomAdjust * MapView.ReferenceSize / MERCATOR_SIZE, MapView.ReferenceSize / 2, MapView.ReferenceSize / 2);
var transformGroup = new TransformGroup();
transformGroup.Children.Add(translateTransform);
transformGroup.Children.Add(zoomTransform);
zoomTransform.Freeze();
translateTransform.Freeze();
transformGroup.Freeze();
return(transformGroup);
}
default:
throw new ArgumentException("not supported");
}
}
