public void AddVisual(Visual visual)
{
visuals.Add(visual);
base.AddVisualChild(visual);
base.AddLogicalChild(visual);
}
//-------------------------------------------------------------------
//
// Constructors
//
//-------------------------------------------------------------------
#region Constructors
/// <summary>
/// Public constructor.
/// </summary>
/// <param name="visual">The visual representation of this page.</param>
public DocumentPage(Visual visual)
{
_visual = visual;
_pageSize = Size.Empty;
_bleedBox = Rect.Empty;
_contentBox = Rect.Empty;
}
public MemoryStream GenerateImage(Visual vsual, int widhth, int height, ImageFormat format)
{
BitmapEncoder encoder = null;
switch (format)
{
case ImageFormat.JPG :
encoder = new JpegBitmapEncoder();
break;
case ImageFormat.PNG:
encoder = new PngBitmapEncoder();
break;
case ImageFormat.BMP:
encoder = new BmpBitmapEncoder();
break;
case ImageFormat.GIF:
encoder = new GifBitmapEncoder();
break;
case ImageFormat.TIF:
encoder = new TiffBitmapEncoder();
break;
}
if (encoder == null) return null;
RenderTargetBitmap rtb = this.RenderVisaulToBitmap(vsual, widhth, height);
MemoryStream file = new MemoryStream();
encoder.Frames.Add(BitmapFrame.Create(rtb));
encoder.Save(file);
return file;
}
/// <summary>
/// Ensures that the contents of the LoopingPanel are scrolled such that a specified visual
/// element is visible.
/// </summary>
/// <param name="visual">A Visual that becomes visible.</param>
/// <param name="rectangle">A bounding rectangle that identifies the coordinate space to make visible.</param>
/// <returns>A Rect that is visible.</returns>
public Rect MakeVisible(System.Windows.Media.Visual visual, System.Windows.Rect rectangle)
{
int itemIndex = Children.IndexOf((UIElement)visual);
int index = firstItem;
double itemOffset = firstItemOffset;
// Get the offset for the item that should be visible
while (index != itemIndex)
{
itemOffset += Children[index].DesiredSize.Width;
index++;
if (index >= Children.Count)
{
index = 0;
}
}
// If the item is not fully in view on the left side, then adjust the offset to bring it into view
if (itemOffset < viewportOffset.X)
{
ScrollContent(viewportOffset.X - itemOffset);
}
// If the item is not fully in view on the right side, then adjust the offset to bring it into view
if (itemOffset + rectangle.Width > viewportOffset.X + ViewportWidth)
{
ScrollContent((viewportOffset.X + ViewportWidth) - (itemOffset + rectangle.Width));
}
return(rectangle);
}
public void OnRootChanged(Visual oldRoot, Visual newRoot)
{
if(_active && newRoot != null)
{
Keyboard.Focus(null); // internally we will set the focus to the root.
}
}
public static System.Windows.Forms.IWin32Window GetIWin32Window(this System.Windows.Media.Visual visual)
{
var source = (System.Windows.Interop.HwndSource)PresentationSource.FromVisual(visual);
System.Windows.Forms.IWin32Window win = new OldWindow(source.Handle);
return(win);
}
public static void Init(System.Windows.Media.Visual visual)
{
Matrix transformToDevice = System.Windows.PresentationSource.FromVisual(visual).CompositionTarget.TransformToDevice;
DPIUtils._dpiX = transformToDevice.M11;
DPIUtils._dpiY = transformToDevice.M22;
}
/// <summary>
/// Public constructor.
/// </summary>
/// <param name="visual">The visual representation of this page.</param>
/// <param name="pageSize">The size of the page, including margins.</param>
/// <param name="bleedBox">The bounds the ink drawn by the page.</param>
/// <param name="contentBox">The bounds of the content within the page.</param>
public DocumentPage(Visual visual, Size pageSize, Rect bleedBox, Rect contentBox)
{
_visual = visual;
_pageSize = pageSize;
_bleedBox = bleedBox;
_contentBox = contentBox;
}
public static System.Windows.Media.Effects.BitmapEffectInput GetBitmapEffectInput(Visual reference)
{
Contract.Requires(reference != null);
// May return null
return default(System.Windows.Media.Effects.BitmapEffectInput);
}
/// <summary>
/// Adds given visual as a root of Snoop visual tree.
/// </summary>
internal static void AddSnoopVisualTreeRoot(Visual root)
{
if (!_registeredSnoopVisualTreeRoots.Contains(root))
{
_registeredSnoopVisualTreeRoots.Add(root);
}
}
internal PrintPreviewWindow(
Visual mainPrintContent,
IEnumerable<PrintContent> additionalPrintContent,
IViewDrawingState viewDrawingState)
{
_mainPrintContent = mainPrintContent;
_additionalPrintContent = additionalPrintContent;
_viewDrawingState = viewDrawingState;
PrintCommand = new RelayCommand(DoPrint);
PaperFormats = new[]
{
new PaperFormatViewModel("DIN A3", PaperFormat.A3),
new PaperFormatViewModel("DIN A4", PaperFormat.A4),
};
_selectedPaperFormat = PaperFormats.ElementAt(1);
PaperOrientations = new[]
{
new PaperOrientationViewModel(MlResources.PaperOrientationPortrait, PaperOrientation.Portrait),
new PaperOrientationViewModel(MlResources.PaperOrientationLandscape, PaperOrientation.Landscape),
};
_selectedPaperOrientation = PaperOrientations.ElementAt(1);
InitializeComponent();
}
public void DeleteVisual(Visual visual)
{
visuals.Remove(visual);
base.RemoveVisualChild(visual);
base.RemoveLogicalChild(visual);
}
// -- Many thanks to Bea Stollnitz, on whose blog I found the original C# version of below in a drag-drop helper class...
public static FrameworkElement FindVisualAncestor(System.Type ancestorType, System.Windows.Media.Visual visual)
{
while ((visual != null && !ancestorType.IsInstanceOfType(visual)))
{
visual = (System.Windows.Media.Visual)System.Windows.Media.VisualTreeHelper.GetParent(visual);
}
return((FrameworkElement)visual);
}
/// <summary>
/// Creates a VisualCollection.
/// </summary>
public VisualCollection(Visual parent)
{
if (parent == null)
{
throw new ArgumentNullException("parent");
}
_owner = parent;
}
public static Geometry GetClip(Visual reference)
{
Contract.Requires(reference != null);
// May return null
return default(Geometry);
}
/// <summary>
/// Make the given visual at the given bounds visible.
/// </summary>
/// <param name="visual">The visual that will become visible</param>
/// <param name="rectangle">The bounds of that visual</param>
/// <returns>The bounds that is actually visible.</returns>
public Rect MakeVisible(System.Windows.Media.Visual visual, Rect rectangle)
{
if (_zoom != null && visual != this)
{
return(_zoom.ScrollIntoView(visual as FrameworkElement));
}
return(rectangle);
}
public static PopupLayer GetPopupLayer(Visual target)
{
if (target == null)
{
return null;
}
return target is IPopupLayerHost ? ((IPopupLayerHost)target).PopupLayer : GetPopupLayer(target.VisualParent);
}
static void UpdateReferences(Visual visual)
{
foreach (var glyph in visual.FindVisualChildren<Glyphs>())
if (!glyph.FontUri.IsAbsoluteUri)
{
var glyphGuid = glyph.FontUri.ToString();
glyph.FontUri = new Uri(ServiceFactoryBase.ContentService.GetContentFileName(glyphGuid), UriKind.Absolute);
}
}
public void CreateFromImage(Bitmap image)
{
this.image = image;
initialClip = new RectangleF(0, 0, image.Width, image.Height);
bounds = initialClip.ToWpf();
visual = drawingVisual = new swm.DrawingVisual();
Control = drawingVisual.RenderOpen();
Control.DrawImage(image.ToWpf(1), bounds);
}
public static void Initialize(System.Windows.Media.Visual visual)
{
if (_initialized)
{
return;
}
_initialized = true;
Set(visual);
}
public void CreateFromImage(Bitmap image)
{
this.image = image;
drawingVisual = new swm.DrawingVisual();
Control = drawingVisual.RenderOpen();
Control.DrawImage(image.ControlObject as swm.ImageSource, new sw.Rect(0, 0, image.Size.Width, image.Size.Height));
visual = drawingVisual;
this.ImageInterpolation = Eto.Drawing.ImageInterpolation.Default;
}
public static void Set(System.Windows.Media.Visual visual)
{
PresentationSource x = PresentationSource.FromVisual(visual);
if (x?.CompositionTarget != null)
{
TransformFromDevice = x.CompositionTarget.TransformFromDevice;
TransformToDevice = x.CompositionTarget.TransformToDevice;
}
}
public static System.Windows.Point PointToScreenDpiAware(this SWM.Visual visual, System.Windows.Point point)
{
point = visual.PointToScreen(point);
PresentationSource source = PresentationSource.FromVisual(visual);
double scaleFactorX = source.CompositionTarget.TransformToDevice.M11;
double scaleFactorY = source.CompositionTarget.TransformToDevice.M22;
return(new System.Windows.Point(point.X / scaleFactorX, point.Y / scaleFactorY));
}
public DirectPrinter(
Visual mainPrintContent,
IEnumerable<PrintContent> additionalPrintContent,
IViewDrawingState viewDrawingState,
int pageMargin)
{
_mainPrintContent = mainPrintContent;
_additionalPrintContent = additionalPrintContent;
_viewDrawingState = viewDrawingState;
_pageMargin = pageMargin;
}
Rect IScrollInfo.MakeVisible(System.Windows.Media.Visual visual, Rect rectangle)
{
if (scrollInfo != null)
{
return(scrollInfo.MakeVisible(visual, rectangle));
}
else
{
return(Rect.Empty);
}
}
/// <summary>
/// 指定したコントロールに対するマウスカーソルの相対位置を返します
/// </summary>
/// <param name="v"></param>
/// <returns></returns>
public static Point GetPosition(System.Windows.Media.Visual v)
{
POINT p;
GetCursorPos(out p);
Point converted = v.PointFromScreen(new Point(p.X, p.Y));
//System.Diagnostics.Debug.WriteLine("GetNowPosition PointFromScreen ({0},{1}) => ({2},{3})",
// p.X, p.Y, converted.X, converted.Y);
return(converted);
}
private static DependencyObject FirstVisualChild(System.Windows.Media.Visual visual)
{
if (visual == null)
{
return(null);
}
if (VisualTreeHelper.GetChildrenCount(visual) == 0)
{
return(null);
}
return(VisualTreeHelper.GetChild(visual, 0));
}
public static Size GetPixelRatios(this SWM.Visual self)
{
var source = PresentationSource.FromVisual(self);
if (source == null)
{
return(new Size(1, 1));
}
SWM.Matrix m = source.CompositionTarget.TransformToDevice;
return(new Size(m.M11, m.M22));
}
public static Point GetMousePosition(System.Windows.Media.Visual visual)
{
POINT point;
GetCursorPos(out point);
HwndSource source = (HwndSource)HwndSource.FromVisual(visual);
IntPtr hwnd = source.Handle;
ScreenToClient(hwnd, ref point);
return(new Point(point.X, point.Y));
}
private ModelUIElement3D CreateMeshModel(Visual visual)
{
var model3d = InternalResources["ElementModel"] as ModelUIElement3D;
VisualBrush brush = new VisualBrush(visual);
RenderOptions.SetCachingHint(brush, CachingHint.Cache);
var geom3D = model3d.Model as GeometryModel3D;
(geom3D.Material as DiffuseMaterial).Brush = brush;
(geom3D.Geometry as MeshGeometry3D).Positions = CreateMeshPositions();
return model3d;
}
public static double GetScaleFactor(this SWM.Visual self)
{
PresentationSource source = PresentationSource.FromVisual(self);
if (source == null)
{
return(1);
}
SWM.Matrix m = source.CompositionTarget.TransformToDevice;
return(m.M11);
}
public GraphicsHandler(swm.Visual visual, swm.DrawingContext context, sw.Rect bounds, RectangleF initialClip, bool shouldDispose = true)
{
disposeControl = shouldDispose;
this.visual = visual;
drawingVisual = visual as swm.DrawingVisual;
Control = context;
this.bounds = bounds;
this.initialClip = initialClip;
Control.PushClip(new swm.RectangleGeometry(bounds));
}
public void CreateFromImage(Bitmap image)
{
this.image = image;
bounds = new sw.Rect(0, 0, image.Size.Width, image.Size.Height);
drawingVisual = new swm.DrawingVisual();
visual = drawingVisual;
Control = drawingVisual.RenderOpen();
Control.DrawImage(image.ControlObject as swm.ImageSource, bounds);
PushGuideLines(bounds);
ImageInterpolation = ImageInterpolation.Default;
}
private ModelUIElement3D CreateMeshModel(Visual visual)
{
var model3D = ((GeometryModel3D) InternalResources["ElementModel"]).Clone();
var brush = new VisualBrush(visual);
RenderOptions.SetCachingHint(brush, CachingHint.Cache);
RenderOptions.SetBitmapScalingMode(brush, BitmapScalingMode.LowQuality);
((DiffuseMaterial) model3D.Material).Brush = brush;
((MeshGeometry3D) model3D.Geometry).Positions = CreateMeshPositions();
var model = new ModelUIElement3D {Model = model3D};
return model;
}
private ModelUIElement3D CreateMeshModel(Visual visual)
{
GeometryModel3D model3d = (InternalResources["ElementModel"] as GeometryModel3D).Clone();
VisualBrush brush = new VisualBrush(visual);
RenderOptions.SetCachingHint(brush, CachingHint.Cache);
(model3d.Material as DiffuseMaterial).Brush = brush;
(model3d.Geometry as MeshGeometry3D).Positions = CreateMeshPositions();
ModelUIElement3D model = new ModelUIElement3D();
model.Model = model3d;
return model;
}
/// <summary>
/// Scrolls a child of the panel (Visual) into view.
/// </summary>
public System.Windows.Rect MakeVisible(System.Windows.Media.Visual visual, System.Windows.Rect rectangle)
{
if (rectangle.IsEmpty || visual == null ||
visual == this || !base.IsAncestorOf(visual))
{
return(Rect.Empty);
}
double dblOffsetX = 0;
UIElement uieControlToMakeVisible = null;
for (int i = 0; i < this.InternalChildren.Count; i++)
{
if ((Visual)this.InternalChildren[i] == visual)
{
uieControlToMakeVisible = this.InternalChildren[i];
dblOffsetX = getLeftEdge(this.InternalChildren[i]);
break;
}
}
//Set the offset only if the desired element is not already completely visible.
if (uieControlToMakeVisible != null)
{
if (uieControlToMakeVisible == this.InternalChildren[0])
{
//If the first child has been selected, go to the very beginning of the scrollable area
dblOffsetX = 0;
}
else if (uieControlToMakeVisible == this.InternalChildren[this.InternalChildren.Count - 1])
{
//If the last child has been selected, go to the very end of the scrollable area
dblOffsetX = this.ExtentWidth - this.Viewport.Width;
}
else
{
dblOffsetX = CalculateNewScrollOffset(
this.HorizontalOffset,
this.HorizontalOffset + this.Viewport.Width,
dblOffsetX,
dblOffsetX + uieControlToMakeVisible.DesiredSize.Width
);
}
SetHorizontalOffset(dblOffsetX);
rectangle = new Rect(this.HorizontalOffset, 0, uieControlToMakeVisible.DesiredSize.Width, this.Viewport.Height);
}
return(rectangle);
}
public static AdornerLayer GetAdornerLayer(Visual visual)
{
while (visual != null)
{
if (visual is IAdornerLayerHost)
{
return ((IAdornerLayerHost)visual).AdornerLayer;
}
visual = visual.VisualParent;
}
return null;
}
/// <summary>
/// If the mouse is moved (dragged) a minimum distance
/// over a supported SourceContainer/SourceObject,
/// initiate a drag operation.
/// </summary>
private void DragSource_PreviewMouseMove(object sender, MouseEventArgs e)
{
if ((this._dragDropObject != null) && !this._dragInProgress && this._dragDropObject.IsSupportedContainerAndObject(false, sender, e.Source, e.OriginalSource))
{
Point currentPosition = e.GetPosition(sender as IInputElement);
if (((Math.Abs(currentPosition.X - this._startPosition.X) > SystemParameters.MinimumHorizontalDragDistance) ||
(Math.Abs(currentPosition.Y - this._startPosition.Y) > SystemParameters.MinimumVerticalDragDistance)))
{
// NOTE:
// While dragging a ListBoxItem, another one can be selected
// This doesn't seem to happen with TreeView or TabControl
if (sender is ListBox)
{
this._dragDropObject.SourceObject = e.Source;
}
this._dragInProgress = true;
if (this._dragDropObject.AddAdorner)
{
this._dragDropObject.DragAdorner = new DefaultAdorner(
(UIElement)Application.Current.MainWindow.Content,
(UIElement)this._dragDropObject.SourceObject,
this._dragDropObject.StartPosition);
System.Windows.Media.Visual visual = Application.Current.MainWindow.Content as Visual;
AdornerLayer.GetAdornerLayer(visual).Add(this._dragDropObject.DragAdorner);
}
DragDropEffects resultEffects = DoDragDrop_Start(e);
if (this._dragDropObject.NeedsCaptureMouse)
{
this._dragSource.ReleaseMouseCapture();
}
this.DoDragDrop_Done(resultEffects);
if (this._dragDropObject.AddAdorner)
{
AdornerLayer.GetAdornerLayer((Visual)Application.Current.MainWindow.Content).Remove(this._dragDropObject.DragAdorner);
}
Mouse.OverrideCursor = null;
this._dragDropObject = null;
this._dragInProgress = false;
}
}
}
/// <summary>
/// Returns the mouse cursor location. This method is necessary during
/// a drag-drop operation because the WPF mechanisms for retrieving the
/// cursor coordinates are unreliable.
/// </summary>
/// <param name="relativeTo">The Visual to which the mouse coordinates will be relative.</param>
public static Point GetMousePosition(System.Windows.Media.Visual relativeTo)
{
var mousePoint = GetMousePosition();
return(relativeTo.PointFromScreen(mousePoint));
#region Commented Out
//System.Windows.Interop.HwndSource presentationSource =
// (System.Windows.Interop.HwndSource)PresentationSource.FromVisual( relativeTo );
//ScreenToClient( presentationSource.Handle, ref mouse );
//GeneralTransform transform = relativeTo.TransformToAncestor( presentationSource.RootVisual );
//Point offset = transform.Transform( new Point( 0, 0 ) );
//return new Point( mouse.X - offset.X, mouse.Y - offset.Y );
#endregion // Commented Out
}
public GraphicsHandler(swm.Visual visual, swm.DrawingContext context, sw.Rect bounds, bool shouldDispose = true)
{
this.disposeControl = shouldDispose;
this.visual = visual;
this.drawingVisual = visual as swm.DrawingVisual;
this.Control = context;
this.bounds = bounds;
PushGuideLines(bounds);
this.Control.PushClip(new swm.RectangleGeometry(bounds));
this.ImageInterpolation = Eto.Drawing.ImageInterpolation.Default;
}
public static void SaveToImage(Visual visual, int width, int height)
{
Debug.WriteLine($"width: {width}, height: {height}");
var filePath = ChoosePathToSave();
if (filePath == null) return;
using (var fs = new FileStream(filePath, FileMode.Create))
{
var renderer = new RenderTargetBitmap(width, height, Dpi, Dpi, PixelFormat);
renderer.Render(visual);
var encoder = ChooseBitmapEncoder(Path.GetExtension(filePath));
encoder.Frames.Add(BitmapFrame.Create(renderer));
encoder.Save(fs);
}
SelectFileInExplorer(filePath);
}
public void Clear(SolidBrush brush)
{
var rect = clipBounds ?? initialClip;
if (drawingVisual != null)
{
CloseGroup();
// bitmap
Control.Close();
var newbmp = new swmi.RenderTargetBitmap((int)bounds.Width, (int)bounds.Height, 96, 96, swm.PixelFormats.Pbgra32);
newbmp.RenderWithCollect(visual);
swm.Geometry maskgeometry;
if (clipPath != null)
{
maskgeometry = clipPath;
}
else
{
maskgeometry = new swm.RectangleGeometry(rect.ToWpf());
}
var boundsgeometry = new swm.RectangleGeometry(bounds);
maskgeometry = swm.Geometry.Combine(boundsgeometry, maskgeometry, swm.GeometryCombineMode.Exclude, null);
var dr = new swm.GeometryDrawing(swm.Brushes.Black, null, maskgeometry);
var db = new swm.DrawingBrush(dr);
visual = drawingVisual = new swm.DrawingVisual();
Control = drawingVisual.RenderOpen();
Control.PushOpacityMask(db);
Control.DrawImage(newbmp, bounds);
Control.Pop();
ApplyAll();
}
else
{
// drawable
if (brush == null || brush.Color.A < 1.0f)
{
Widget.FillRectangle(Brushes.Black, rect);
}
}
if (brush != null)
{
Widget.FillRectangle(brush, rect);
}
}
public System.Windows.Rect MakeVisible(System.Windows.Media.Visual visual, System.Windows.Rect rectangle)
{
if (rectangle.IsEmpty || visual == null ||
visual == this || !base.IsAncestorOf(visual))
{
return(Rect.Empty);
}
double dblOffsetX = 0;
UIElement uieControlToMakeVisible = null;
for (int i = 0; i < this.InternalChildren.Count; i++)
{
if ((Visual)this.InternalChildren[i] == visual)
{
uieControlToMakeVisible = this.InternalChildren[i];
dblOffsetX = getLeftEdge(this.InternalChildren[i]);
break;
}
}
if (uieControlToMakeVisible != null)
{
if (uieControlToMakeVisible == this.InternalChildren[0])
{
dblOffsetX = 0;
}
else if (uieControlToMakeVisible == this.InternalChildren[this.InternalChildren.Count - 1])
{
dblOffsetX = this.ExtentWidth - this.Viewport.Width;
}
else
{
dblOffsetX = CalculateNewScrollOffset(
this.HorizontalOffset,
this.HorizontalOffset + this.Viewport.Width,
dblOffsetX,
dblOffsetX + uieControlToMakeVisible.DesiredSize.Width
);
}
SetHorizontalOffset(dblOffsetX);
rectangle = new Rect(this.HorizontalOffset, 0, uieControlToMakeVisible.DesiredSize.Width, this.Viewport.Height);
}
return(rectangle);
}
public GraphicsHandler(swm.Visual visual, swm.DrawingContext context, sw.Rect?clipRect)
{
this.visual = visual;
this.Control = context;
if (DPI != 1.0)
{
this.Control.PushTransform(new swm.ScaleTransform(DPI, DPI));
}
if (clipRect != null)
{
this.Control.PushClip(new swm.RectangleGeometry(clipRect.Value));
}
this.ImageInterpolation = Eto.Drawing.ImageInterpolation.Default;
}
public GraphicsHandler(swm.Visual visual, swm.DrawingContext context, sw.Rect bounds, RectangleF initialClip, bool shouldDispose = true)
{
disposeControl = shouldDispose;
this.visual = visual;
drawingVisual = visual as swm.DrawingVisual;
Control = context;
this.bounds = bounds;
this.initialClip = initialClip;
PushGuideLines(bounds);
Control.PushClip(new swm.RectangleGeometry(bounds));
ImageInterpolation = ImageInterpolation.Default;
}
internal XpsDocumentGenerator(
Visual mainPrintContent,
IEnumerable<PrintContent> additionalPrintContent,
IViewDrawingState viewDrawingState,
int width,
int height,
int pageMargin)
{
_mainPrintContent = mainPrintContent;
_additionalPrintContent = additionalPrintContent;
_viewDrawingState = viewDrawingState;
PageMargin = pageMargin;
Width = width;
Height = height;
InitializeComponent();
}
public GraphicsHandler(swm.Visual visual, swm.DrawingContext context, sw.Rect bounds, bool shouldDispose = true)
{
this.disposeControl = shouldDispose;
this.visual = visual;
this.drawingVisual = visual as swm.DrawingVisual;
this.Control = context;
//if (DPI != new sw.Size(1.0, 1.0))
// this.Control.PushTransform (new swm.ScaleTransform (DPI.Width, DPI.Height));
var dpi = DPI;
this.bounds = bounds;
this.Control.PushClip(new swm.RectangleGeometry(bounds));
PushGuideLines(bounds);
this.ImageInterpolation = Eto.Drawing.ImageInterpolation.Default;
}
public void zapiszRysunek(String nazwaPliku, int width, int height, System.Windows.Media.Visual MyCanvas)
{
SaveFileDialog dlg = new SaveFileDialog();
dlg.FileName = "savedimage.jpg";
int krotnoscPliku = 0;
string filename;
if (nazwaPliku != "savedimage")
{
if (File.Exists(@"litery\" + nazwaPliku + ".jpg"))
{
do
{
krotnoscPliku++;
} while (File.Exists(@"litery\" + nazwaPliku + krotnoscPliku + ".jpg")); // sprawdza czy plik o danej nazwie istnieje
}
filename = @"litery\" + nazwaPliku + krotnoscPliku + ".jpg";
}
else
{
filename = dlg.FileName;
}
RenderTargetBitmap rtb =
new RenderTargetBitmap(width, height, 96d, 96d, PixelFormats.Default);
rtb.Render(MyCanvas);
using (FileStream fs = new FileStream(filename, FileMode.Create))
{
File.SetAttributes(filename, FileAttributes.Normal);
BmpBitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(rtb));
encoder.Save(fs);
fs.Close();
}
}
public void SetCover(System.Windows.Media.Visual visualCover)
{
GenerateRootPath();
RenderTargetBitmap bmp = new RenderTargetBitmap(400, 400, 96, 96, PixelFormats.Pbgra32);
bmp.Render(visualCover);
PngBitmapEncoder png = new PngBitmapEncoder();
png.Frames.Add(BitmapFrame.Create(bmp));
string fileName = Guid.NewGuid().ToString() + ".png";
string path = RootPath + "\\" + fileName;
using (Stream stm = File.Create(path))
{
png.Save(stm);
}
CoverImageSource = path;
DisplayCoverSource = fileName;
}
private static Rectangle GetTopLevelClientRelativeRect(
UIElement element)
{
// Get top-most visual.
System.Windows.Media.Visual parent = element;
while (System.Windows.Media.VisualTreeHelper.GetParent(parent) != null)
{
parent = (System.Windows.Media.Visual)System.Windows.Media.VisualTreeHelper.GetParent(parent);
}
// Get the points for the rectangle and transform them.
double height = element.RenderSize.Height;
double width = element.RenderSize.Width;
System.Windows.Point[] points = new System.Windows.Point[4];
points[0] = new System.Windows.Point(0, 0);
points[1] = new System.Windows.Point(width, 0);
points[2] = new System.Windows.Point(0, height);
points[3] = new System.Windows.Point(width, height);
System.Windows.Media.Matrix m;
System.Windows.Media.GeneralTransform gt = element.TransformToAncestor(parent);
System.Windows.Media.Transform t = gt as System.Windows.Media.Transform;
if (t == null)
{
//throw new System.ApplicationException("//
GlobalLog.LogEvidence(new System.ApplicationException("//TODO: Handle GeneralTransform Case - introduced by Transforms Breaking Change"));
}
m = t.Value;
m.Transform(points);
System.Windows.Point topLeft, bottomRight;
CalculateBoundingPoints(points, out topLeft, out bottomRight);
return(new Rectangle(
(int)topLeft.X, (int)topLeft.Y,
(int)bottomRight.X - (int)topLeft.X,
(int)bottomRight.Y - (int)topLeft.Y));
}
internal Enumerator(VisualCollection collection)
{
_collection = collection;
_index = -1; // not started.
_version = _collection.Version;
_currentElement = null;
}
/// <summary>
/// This constructor takes a visual and point respresenting a hit.
/// </summary>
public GeometryHitTestResult(
Visual visualHit,
IntersectionDetail intersectionDetail) : base(visualHit)
{
_intersectionDetail = intersectionDetail;
}
public abstract void WriteAsync(Visual visual, PrintTicket printTicket, object userState);
/// <summary>
/// Advances the enumerator to the next element of the collection.
/// </summary>
public bool MoveNext()
{
_collection.VerifyAPIReadOnly();
if (_version == _collection.Version)
{
if ((_index > -2) && (_index < (_collection.InternalCount - 1)))
{
_index++;
_currentElement = _collection[_index];
return true;
}
else
{
_currentElement = null;
_index = -2; // -2 <=> reached the end.
return false;
}
}
else
{
throw new InvalidOperationException(SR.Get(SRID.Enumerator_CollectionChanged));
}
}
public abstract void WriteAsync(Visual visual, PrintTicket printTicket);
/// <summary> /// Asynchronous Write a single Visual and close package /// </summary> public abstract void WriteAsync(Visual visual, object userState);
/// <summary> /// Asynchronous Write a single Visual and close package /// </summary> public abstract void WriteAsync(Visual visual);
/// <summary> /// Write a single Visual and close package /// </summary> public abstract void Write(Visual visual);
internal void VerifyAPIReadOnly(Visual other)
{
Debug.Assert(_owner != null);
_owner.VerifyAPIReadOnly(other);
}
public void Print(Visual visual, string description)
{
PrintDialog dialog = new PrintDialog();
if (dialog.ShowDialog().GetValueOrDefault())
{
dialog.PrintVisual(visual, description);
}
}
