protected override void ApplyScale(Vector scale, Point center) { Dictionary <SceneElement, Size> dictionary = this.CalculateClampedSizes(ref scale); Vector vector1 = new Vector(scale.X < 0.0 ? -1.0 : 1.0, scale.Y < 0.0 ? -1.0 : 1.0); Matrix startSharedTransform = this.StartSharedTransform; Matrix inverseMatrix = ElementUtilities.GetInverseMatrix(startSharedTransform); ILayoutDesigner designerForChild = this.ActiveSceneViewModel.GetLayoutDesignerForChild(this.EditingElementSet.PrimaryElement, true); foreach (SceneElement index in this.EditingElementSet.Elements) { double width = dictionary[index].Width; double height = dictionary[index].Height; Rect rect1 = this.StartBoundsDictionary[index]; Point renderTransformOrigin = ((Base2DElement)index).RenderTransformOrigin; Point point1 = new Point(rect1.X + rect1.Width * renderTransformOrigin.X, rect1.Y + rect1.Height * renderTransformOrigin.Y); Matrix matrix1 = this.ElementToElementsTransformDictionary[index]; Matrix matrix2 = new Matrix(); matrix2.Translate(-center.X, -center.Y); matrix1 *= matrix2; Point point2 = matrix1.Transform(point1); Vector vector2 = new Point(point2.X * scale.X, point2.Y * scale.Y) - point2; Vector vector3 = new Vector((width - rect1.Width) * renderTransformOrigin.X, (height - rect1.Height) * renderTransformOrigin.Y); Vector vector4 = vector2 * startSharedTransform - vector3; Matrix matrix3 = this.StartTransformsDictionary[index]; Matrix m = new Matrix(); m.Scale(scale.X, scale.Y); Matrix matrix4 = ElementUtilities.GetInverseMatrix(m) * matrix3 * inverseMatrix; Vector vector5 = new Vector(matrix3.OffsetX, matrix3.OffsetY) * inverseMatrix; matrix4.ScaleAt(scale.X, scale.Y, vector5.X, vector5.Y); CanonicalDecomposition newTransform = new CanonicalDecomposition(matrix4 * startSharedTransform); newTransform.ScaleX *= vector1.X; newTransform.ScaleY *= vector1.Y; newTransform.Translation += vector4; AdornedToolBehavior.UpdateElementTransform(index, newTransform, AdornedToolBehavior.TransformPropertyFlags.Scale | AdornedToolBehavior.TransformPropertyFlags.Skew | AdornedToolBehavior.TransformPropertyFlags.RotatationAngle); Rect rect2 = this.initialRects[index]; rect2.Offset(newTransform.TranslationX - this.initialTransforms[index].TranslationX, newTransform.TranslationY - this.initialTransforms[index].TranslationY); rect2.Width = width; rect2.Height = height; BaseFrameworkElement child = (BaseFrameworkElement)index; LayoutOverrides overridesToIgnore = (LayoutOverrides)(0 | (!object.Equals((object)width, (object)rect1.Width) ? 16 : 0) | (!object.Equals((object)height, (object)rect1.Height) ? 32 : 0)); designerForChild.SetChildRect(child, rect2, this.initialOverrides[index], overridesToIgnore, LayoutOverrides.None); if (!object.Equals((object)width, (object)rect1.Width) || !object.Equals((object)height, (object)rect1.Height)) { PathElement.EnsureStretchIsFill((SceneNode)index); } PathElement.PathTransformHelper pathTransformHelper; if (this.pathTransformHelpers.TryGetValue(index, out pathTransformHelper)) { pathTransformHelper.Update(scale.X * vector1.X, scale.Y * vector1.Y); } } }
protected override void ApplyScale(Vector scale, Point center) { Vector scale1 = new Vector(Math.Abs(scale.X), Math.Abs(scale.Y)); Vector scale2 = new Vector(scale.X < 0.0 ? -1.0 : 1.0, scale.Y < 0.0 ? -1.0 : 1.0); Vector vector1 = new Vector(this.StartCenter.X, this.StartCenter.Y); Size newSize = this.ComputeNewSize(scale1); Point topLeft = this.StartBounds.TopLeft; CanonicalTransform canonicalTransform = new CanonicalTransform(this.StartTransform); canonicalTransform.ApplyScale(scale, this.StartCenter, center); Point point1 = (topLeft - vector1) * canonicalTransform.TransformGroup.Value + vector1; Point renderTransformOrigin = this.BaseEditingElement.RenderTransformOrigin; renderTransformOrigin.X *= newSize.Width; renderTransformOrigin.Y *= newSize.Height; CanonicalTransform newTransform = new CanonicalTransform(this.StartTransform); newTransform.ApplyScale(scale2, renderTransformOrigin, center); Vector vector2 = (Vector)renderTransformOrigin; Point point2 = (topLeft - vector2) * newTransform.TransformGroup.Value + vector2; newTransform.Translation += point1 - point2; AdornedToolBehavior.UpdateElementTransform(this.EditingElement, newTransform, AdornedToolBehavior.TransformPropertyFlags.Scale); ILayoutDesigner designerForChild = this.ActiveSceneViewModel.GetLayoutDesignerForChild(this.EditingElement, true); Rect rect = this.initialRect; rect.Offset(newTransform.TranslationX - this.StartTransform.TranslationX, newTransform.TranslationY - this.StartTransform.TranslationY); rect.Width = newSize.Width; rect.Height = newSize.Height; LayoutOverrides overridesToIgnore = (LayoutOverrides)(0 | (!object.Equals((object)rect.Width, (object)this.StartSize.Width) ? 16 : 0) | (!object.Equals((object)rect.Height, (object)this.StartSize.Height) ? 32 : 0)); designerForChild.SetChildRect(this.BaseEditingElement, rect, this.initialOverrides, overridesToIgnore, LayoutOverrides.None); if (!object.Equals((object)rect.Width, (object)this.StartSize.Width) || !object.Equals((object)rect.Height, (object)this.StartSize.Height)) { PathElement.EnsureStretchIsFill((SceneNode)this.EditingElement); } if (this.transformHelper == null) { return; } this.transformHelper.Update(scale1.X, scale1.Y); }