/// <summary> /// Measures a cell created with this frame. /// </summary> /// <param name="measureContext">The context used to measure the cell.</param> /// <param name="cellView">The cell to measure.</param> /// <param name="collectionWithSeparator">A collection that can draw separators around the cell.</param> /// <param name="referenceContainer">The cell view in <paramref name="collectionWithSeparator"/> that contains this cell.</param> /// <param name="separatorLength">The length of the separator in <paramref name="collectionWithSeparator"/>.</param> /// <param name="size">The cell size upon return, padding included.</param> /// <param name="padding">The cell padding.</param> public virtual void Measure(ILayoutMeasureContext measureContext, ILayoutCellView cellView, ILayoutCellViewCollection collectionWithSeparator, ILayoutCellView referenceContainer, Measure separatorLength, out Size size, out Padding padding) { padding = Padding.Empty; ILayoutCommentCellView CommentCellView = cellView as ILayoutCommentCellView; Debug.Assert(CommentCellView != null); string Text = CommentHelper.Get(CommentCellView.Documentation); CommentDisplayModes DisplayMode = cellView.StateView.ControllerView.CommentDisplayMode; Debug.Assert(DisplayMode == CommentDisplayModes.OnFocus || DisplayMode == CommentDisplayModes.All); bool IsFocused = cellView.StateView.ControllerView.Focus.CellView == cellView; if (IsFocused && Text == null) { Text = string.Empty; } bool IsDisplayed = Text != null && ((DisplayMode == CommentDisplayModes.OnFocus && IsFocused) || DisplayMode == CommentDisplayModes.All); if (IsDisplayed) { size = measureContext.MeasureText(Text, TextStyles.Comment, Controller.Measure.Floating); } else { size = Size.Empty; } Debug.Assert(RegionHelper.IsValid(size)); }
private protected void DrawCommentCaret(ILayoutCommentFocus commentFocus) { ILayoutCommentCellView CellView = commentFocus.CellView; string Text = CommentHelper.Get(CellView.Documentation); if (Text == null) { Text = string.Empty; } Point CellOrigin = CellView.CellOrigin; Padding CellPadding = CellView.CellPadding; Point OriginWithPadding = CellOrigin.Moved(CellPadding.Left, CellPadding.Top); DrawContext.ShowCaret(OriginWithPadding, Text, TextStyles.Comment, ActualCaretMode, CaretPosition); }
/// <summary> /// Draws a cell created with this frame. /// </summary> /// <param name="drawContext">The context used to draw the cell.</param> /// <param name="cellView">The cell to draw.</param> /// <param name="origin">The location where to start drawing.</param> /// <param name="size">The drawing size, padding included.</param> /// <param name="padding">The padding to use when drawing.</param> public virtual void Draw(ILayoutDrawContext drawContext, ILayoutCellView cellView, Point origin, Size size, Padding padding) { ILayoutCommentCellView CommentCellView = cellView as ILayoutCommentCellView; Debug.Assert(CommentCellView != null); string Text = CommentHelper.Get(CommentCellView.Documentation); CommentDisplayModes DisplayMode = cellView.StateView.ControllerView.CommentDisplayMode; Debug.Assert(DisplayMode == CommentDisplayModes.OnFocus || DisplayMode == CommentDisplayModes.All); bool IsFocused = cellView.StateView.ControllerView.Focus.CellView == cellView; if (IsFocused && Text == null) { Text = string.Empty; } if (Text != null) { if ((DisplayMode == CommentDisplayModes.OnFocus && IsFocused) || DisplayMode == CommentDisplayModes.All) { Point OriginWithPadding = origin.Moved(padding.Left, padding.Top); drawContext.DrawTextBackground(Text, OriginWithPadding, TextStyles.Comment); LayoutControllerView ControllerView = cellView.StateView.ControllerView; if (ControllerView.Selection is ILayoutCommentSelection AsCommentSelection && AsCommentSelection.StateView == cellView.StateView) { int Start = AsCommentSelection.Start; int End = AsCommentSelection.End; Debug.Assert(Start <= End); drawContext.DrawSelectionText(Text, OriginWithPadding, TextStyles.Comment, Start, End); } drawContext.DrawText(Text, OriginWithPadding, TextStyles.Comment, isFocused: false); // The caret is drawn separately. } else if (DisplayMode == CommentDisplayModes.OnFocus && cellView.StateView.ControllerView.ShowUnfocusedComments) { drawContext.DrawCommentIcon(new Rect(cellView.CellOrigin, Size.Empty)); } } }
/// <summary> /// Prints a cell created with this frame. /// </summary> /// <param name="printContext">The context used to print the cell.</param> /// <param name="cellView">The cell to print.</param> /// <param name="origin">The location where to start printing.</param> /// <param name="size">The printing size, padding included.</param> /// <param name="padding">The padding to use when printing.</param> public virtual void Print(ILayoutPrintContext printContext, ILayoutCellView cellView, Point origin, Size size, Padding padding) { ILayoutCommentCellView CommentCellView = cellView as ILayoutCommentCellView; Debug.Assert(CommentCellView != null); string Text = CommentHelper.Get(CommentCellView.Documentation); if (Text != null) { CommentDisplayModes DisplayMode = cellView.StateView.ControllerView.CommentDisplayMode; Debug.Assert(DisplayMode == CommentDisplayModes.OnFocus || DisplayMode == CommentDisplayModes.All); if (DisplayMode == CommentDisplayModes.All) { Point OriginWithPadding = origin.Moved(padding.Left, padding.Top); printContext.PrintText(Text, OriginWithPadding, TextStyles.Comment); } } }
/// <summary> /// Initializes a new instance of the <see cref="LayoutCommentFocus"/> class. /// </summary> public LayoutCommentFocus(ILayoutCommentCellView cellView) : base(cellView) { }