internal void OnTextWrappingChanged(TextWrapping tw)
{
if (INTERNAL_HtmlDomManager.IsNotUndefinedOrNull(_contentEditableDiv))
{
switch (tw)
{
case TextWrapping.NoWrap:
INTERNAL_HtmlDomManager.GetDomElementStyleForModification(_contentEditableDiv).whiteSpace = "nowrap";
break;
case TextWrapping.Wrap:
INTERNAL_HtmlDomManager.GetDomElementStyleForModification(_contentEditableDiv).whiteSpace = "pre-wrap";
//todo: once we find how to make the note work, apply the same thing to the TextBlock.
//Note: the following line would be useful to break the words when they are too long without spaces.
// unfortunately, it only works in chrome.
// The other browsers have wordBreak = "break-all" but that doesn't take into account the spaces to break the string.
// it means it will break words in two when it could have gone to the next line before starting the word that overflows in the line.
//INTERNAL_HtmlDomManager.GetDomElementStyleForModification(textBox._contentEditableDiv).wordBreak = "break-word";
break;
default:
break;
}
}
}
private void SetTextOrientation(TextWrapping value)
{
if (value == TextWrapping.Wrap)
{
TextOrientation = Orientation.Vertical;
}
}
public FormattedTextImpl(
string text,
string fontFamily,
double fontSize,
FontStyle fontStyle,
TextAlignment textAlignment,
FontWeight fontWeight,
TextWrapping wrapping)
{
var factory = AvaloniaLocator.Current.GetService <DWrite.Factory>();
using (var format = new DWrite.TextFormat(
factory,
fontFamily,
(DWrite.FontWeight)fontWeight,
(DWrite.FontStyle)fontStyle,
(float)fontSize))
{
format.WordWrapping = wrapping == TextWrapping.Wrap ?
DWrite.WordWrapping.Wrap : DWrite.WordWrapping.NoWrap;
TextLayout = new DWrite.TextLayout(
factory,
text ?? string.Empty,
format,
float.MaxValue,
float.MaxValue);
}
TextLayout.TextAlignment = textAlignment.ToDirect2D();
}
private void NotifyCellTextWrappingChanged(TextWrapping newvalue)
{
if (tb.IsNotNull())
{
tb.TextWrapping = newvalue;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="TextLayout" /> class.
/// </summary>
/// <param name="text">The text.</param>
/// <param name="typeface">The typeface.</param>
/// <param name="fontSize">Size of the font.</param>
/// <param name="foreground">The foreground.</param>
/// <param name="textAlignment">The text alignment.</param>
/// <param name="textWrapping">The text wrapping.</param>
/// <param name="textTrimming">The text trimming.</param>
/// <param name="textDecorations">The text decorations.</param>
/// <param name="maxWidth">The maximum width.</param>
/// <param name="maxHeight">The maximum height.</param>
/// <param name="lineHeight">The height of each line of text.</param>
/// <param name="maxLines">The maximum number of text lines.</param>
/// <param name="textStyleOverrides">The text style overrides.</param>
public TextLayout(
string text,
Typeface typeface,
double fontSize,
IBrush foreground,
TextAlignment textAlignment = TextAlignment.Left,
TextWrapping textWrapping = TextWrapping.NoWrap,
TextTrimming textTrimming = TextTrimming.None,
TextDecorationCollection textDecorations = null,
double maxWidth = double.PositiveInfinity,
double maxHeight = double.PositiveInfinity,
double lineHeight = double.NaN,
int maxLines = 0,
IReadOnlyList <ValueSpan <TextRunProperties> > textStyleOverrides = null)
{
_text = string.IsNullOrEmpty(text) ?
new ReadOnlySlice <char>() :
new ReadOnlySlice <char>(text.AsMemory());
_paragraphProperties =
CreateTextParagraphProperties(typeface, fontSize, foreground, textAlignment, textWrapping, textTrimming,
textDecorations, lineHeight);
_textStyleOverrides = textStyleOverrides;
LineHeight = lineHeight;
MaxWidth = maxWidth;
MaxHeight = maxHeight;
MaxLines = maxLines;
UpdateLayout();
}
/// <summary>
/// Method to change the text wrapping value of the annotation
/// </summary>
/// <param name="value">Text wrapping value</param>
private void OnTextWrappingChanged(TextWrapping value)
{
foreach (NodeViewModel node in (this.SelectedItems as SelectorViewModel).Nodes as IEnumerable <object> )
{
foreach (IAnnotation annotation in node.Annotations as ObservableCollection <IAnnotation> )
{
(annotation as TextAnnotationViewModel).TextWrapping = value;
if ((annotation as TextAnnotationViewModel).TextTrimming != TextTrimming.None && value == TextWrapping.NoWrap)
{
annotation.UnitWidth = 100;
}
else
{
annotation.UnitWidth = double.NaN;
}
}
}
foreach (ConnectorViewModel conn in (this.SelectedItems as SelectorViewModel).Connectors as IEnumerable <object> )
{
foreach (IAnnotation annotation in conn.Annotations as ObservableCollection <IAnnotation> )
{
(annotation as TextAnnotationViewModel).TextWrapping = value;
if ((annotation as TextAnnotationViewModel).TextTrimming != TextTrimming.None && value == TextWrapping.NoWrap)
{
annotation.UnitWidth = 100;
}
else
{
annotation.UnitWidth = double.NaN;
}
}
}
}
public List <List <InlineSegment> > WrapSegments()
{
_curLine = new List <InlineSegment>();
_lines = new List <List <InlineSegment> > {
_curLine
};
foreach (InlineSegment sourceSeg in _container._inlineSequence.Segments)
{
if (sourceSeg.Color != null || sourceSeg.Background != null)
{
_curLine.Add(sourceSeg);
}
else
{
TextWrapping textWrap = _container.TextWrap;
if (textWrap == TextWrapping.NoWrap)
{
AppendTextSegmentNoWrap(sourceSeg);
}
else if (textWrap == TextWrapping.CharWrap)
{
AppendTextSegmentCharWrap(sourceSeg);
}
else if (textWrap == TextWrapping.WordWrap)
{
AppendTextSegmentWordWrap(sourceSeg);
}
}
}
return(_lines);
}
public FormattedTextImpl(string text, string fontFamilyName, double fontSize, FontStyle fontStyle,
TextAlignment textAlignment, FontWeight fontWeight, TextWrapping wrapping)
{
_text = text ?? string.Empty;
// Replace 0 characters with zero-width spaces (200B)
_text = _text.Replace((char)0, (char)0x200B);
var typeface = TypefaceCache.GetTypeface(fontFamilyName, fontStyle, fontWeight);
_paint = new SKPaint();
//currently Skia does not measure properly with Utf8 !!!
//Paint.TextEncoding = SKTextEncoding.Utf8;
_paint.TextEncoding = SKTextEncoding.Utf16;
_paint.IsStroke = false;
_paint.IsAntialias = true;
_paint.Typeface = typeface;
_paint.TextSize = (float)fontSize;
_paint.TextAlign = textAlignment.ToSKTextAlign();
_wrapping = wrapping;
Rebuild();
}
static TextElementFlags GetTextFlags(object ownerControl)
{
TextTrimming textTrimming = TextTrimming.None;
TextWrapping textWrapping = TextWrapping.NoWrap;
if (ownerControl is TextControl textControl)
{
textTrimming = textControl.TextTrimming;
textWrapping = textControl.TextWrapping;
}
TextElementFlags flags = 0;
switch (textTrimming)
{
case TextTrimming.None: flags |= TextElementFlags.NoTrimming; break;
case TextTrimming.CharacterEllipsis: flags |= TextElementFlags.CharacterEllipsis; break;
case TextTrimming.WordEllipsis: flags |= TextElementFlags.WordEllipsis; break;
default: Debug.Fail($"Unknown trimming: {textTrimming}"); break;
}
switch (textWrapping)
{
case TextWrapping.WrapWithOverflow: flags |= TextElementFlags.WrapWithOverflow; break;
case TextWrapping.NoWrap: flags |= TextElementFlags.NoWrap; break;
case TextWrapping.Wrap: flags |= TextElementFlags.Wrap; break;
default: Debug.Fail($"Unknown wrapping: {textWrapping}"); break;
}
return(flags);
}
public FormattedTextImpl(
string text,
string fontFamily,
double fontSize,
FontStyle fontStyle,
TextAlignment textAlignment,
FontWeight fontWeight,
TextWrapping wrapping)
{
var factory = AvaloniaLocator.Current.GetService<DWrite.Factory>();
using (var format = new DWrite.TextFormat(
factory,
fontFamily,
(DWrite.FontWeight)fontWeight,
(DWrite.FontStyle)fontStyle,
(float)fontSize))
{
format.WordWrapping = wrapping == TextWrapping.Wrap ?
DWrite.WordWrapping.Wrap : DWrite.WordWrapping.NoWrap;
TextLayout = new DWrite.TextLayout(
factory,
text ?? string.Empty,
format,
float.MaxValue,
float.MaxValue);
}
TextLayout.TextAlignment = textAlignment.ToDirect2D();
}
/// <summary>
/// Gets the height required for the text block element without wrapping.
/// </summary>
/// <param name="textElement">Textblock whose width needs to be calculated.</param>
/// <returns>Returns the height needed to show the text without wrapping.</returns>
public static double GetDesiredHeight(TextBlock textElement)
{
double desiredHeight = 0;
#if SILVERLIGHT
TextWrapping wrap = textElement.TextWrapping;
textElement.TextWrapping = TextWrapping.NoWrap;
desiredHeight = textElement.ActualHeight;
textElement.TextWrapping = wrap;
#else
if (!string.IsNullOrEmpty(textElement.Text))
{
FormattedText formattedText = new FormattedText(textElement.Text, CultureInfo.CurrentCulture, FlowDirection.LeftToRight, new System.Windows.Media.Typeface(textElement.FontFamily.Source), textElement.FontSize, textElement.Foreground);
formattedText.SetFontStyle(textElement.FontStyle);
formattedText.SetFontWeight(textElement.FontWeight);
desiredHeight = formattedText.Height;
}
else
{
desiredHeight = 0;
}
#endif
return(desiredHeight);
}
public void When_DefaultTextBlock_Wrap(TextWrapping wrappingMode)
{
var SUT = new TextBlockMeasureCache();
var tb = new TextBlock {
Text = "42", TextWrapping = wrappingMode
}; // Used as key, never measured
SUT.CacheMeasure(tb, new Size(200, 100), new Size(125, 25));
SUT.CacheMeasure(tb, new Size(100, 100), new Size(100, 50));
SUT.CacheMeasure(tb, new Size(75, 100), new Size(75, 100));
SUT.CacheMeasure(tb, new Size(50, 100), new Size(50, 100));
Assert.AreEqual(
new Size(125, 25),
SUT.FindMeasuredSize(tb, new Size(125, 100))
);
Assert.AreEqual(
new Size(50, 100),
SUT.FindMeasuredSize(tb, new Size(50, 70))
);
Assert.AreEqual(
null,
SUT.FindMeasuredSize(tb, new Size(52, 70))
);
Assert.AreEqual(
null,
SUT.FindMeasuredSize(tb, new Size(500, 500))
);
}
/// <summary>
/// Builds a new layout with the specified parameters.
/// </summary>
public LayoutBuilder(
Java.Lang.ICharSequence textFormatted,
TextPaint paint,
TextUtils.TruncateAt ellipsize,
Android.Text.Layout.Alignment layoutAlignment,
TextWrapping textWrapping,
int maxLines,
Size availableSize,
bool exactWidth,
float lineHeight,
LineStackingStrategy lineStackingStrategy,
LayoutBuilder existingBuilder
)
{
_textFormatted = textFormatted;
_paint = paint;
_ellipsize = ellipsize;
_layoutAlignment = layoutAlignment;
_textWrapping = textWrapping;
_maxLines = maxLines;
AvailableSize = availableSize;
_exactWidth = exactWidth;
_lineHeight = lineHeight;
_lineStackingStrategy = lineStackingStrategy;
Layout = existingBuilder?.Layout;
_metrics = existingBuilder?._metrics;
}
public FormattedTextImpl(string text, string fontFamilyName, double fontSize, FontStyle fontStyle,
TextAlignment textAlignment, FontWeight fontWeight, TextWrapping wrapping)
{
_text = text ?? string.Empty;
// Replace 0 characters with zero-width spaces (200B)
_text = _text.Replace((char)0, (char)0x200B);
var typeface = TypefaceCache.GetTypeface(fontFamilyName, fontStyle, fontWeight);
_paint = new SKPaint();
//currently Skia does not measure properly with Utf8 !!!
//Paint.TextEncoding = SKTextEncoding.Utf8;
_paint.TextEncoding = SKTextEncoding.Utf16;
_paint.IsStroke = false;
_paint.IsAntialias = true;
_paint.LcdRenderText = true;
_paint.SubpixelText = true;
_paint.Typeface = typeface;
_paint.TextSize = (float)fontSize;
_paint.TextAlign = textAlignment.ToSKTextAlign();
_wrapping = wrapping;
Rebuild();
}
private async void EditorSettingsService_OnDefaultTextWrappingChanged(object sender, TextWrapping textWrapping)
{
await Dispatcher.CallOnUIThreadAsync(() =>
{
TextWrapping = textWrapping;
});
}
/// <summary>
/// Initializes a new instance of the <see cref="TextLayout" /> class.
/// </summary>
/// <param name="text">The text.</param>
/// <param name="typeface">The typeface.</param>
/// <param name="fontSize">Size of the font.</param>
/// <param name="foreground">The foreground.</param>
/// <param name="textAlignment">The text alignment.</param>
/// <param name="textWrapping">The text wrapping.</param>
/// <param name="textTrimming">The text trimming.</param>
/// <param name="textDecorations">The text decorations.</param>
/// <param name="flowDirection">The text flow direction.</param>
/// <param name="maxWidth">The maximum width.</param>
/// <param name="maxHeight">The maximum height.</param>
/// <param name="lineHeight">The height of each line of text.</param>
/// <param name="maxLines">The maximum number of text lines.</param>
/// <param name="textStyleOverrides">The text style overrides.</param>
public TextLayout(
string?text,
Typeface typeface,
double fontSize,
IBrush?foreground,
TextAlignment textAlignment = TextAlignment.Left,
TextWrapping textWrapping = TextWrapping.NoWrap,
TextTrimming?textTrimming = null,
TextDecorationCollection?textDecorations = null,
FlowDirection flowDirection = FlowDirection.LeftToRight,
double maxWidth = double.PositiveInfinity,
double maxHeight = double.PositiveInfinity,
double lineHeight = double.NaN,
int maxLines = 0,
IReadOnlyList <ValueSpan <TextRunProperties> >?textStyleOverrides = null)
{
_paragraphProperties =
CreateTextParagraphProperties(typeface, fontSize, foreground, textAlignment, textWrapping,
textDecorations, flowDirection, lineHeight);
_textSource = new FormattedTextSource(text.AsMemory(), _paragraphProperties.DefaultTextRunProperties, textStyleOverrides);
_textTrimming = textTrimming ?? TextTrimming.None;
LineHeight = lineHeight;
MaxWidth = maxWidth;
MaxHeight = maxHeight;
MaxLines = maxLines;
TextLines = CreateTextLines();
}
private void OnTextWrappingChanged(TextWrapping oldTextWrapping, TextWrapping newTextWrapping)
{
if (TemplateRoot != null)
{
TemplateRoot.TextWrapping = newTextWrapping;
}
}
private TextLayout Create(string text, double fontSize, TextWrapping wrap, double widthConstraint)
{
return(Create(text, FontName, fontSize,
FontStyle.Normal, TextAlignment.Left,
FontWeight.Normal, wrap,
widthConstraint));
}
/// <summary>
/// Initializes a new instance of the <see cref="Text" /> class.
/// </summary>
/// <param name="text">Text that will be drawn.</param>
/// <param name="font">Font that will be used to draw the text.</param>
/// <param name="foreground">Brush that will be used to paint the text.</param>
/// <param name="background">Brush that will be used to paint the text's background.</param>
/// <param name="left">Left position of the text.</param>
/// <param name="top">Top position of the text.</param>
/// <param name="width">Virtual text box width. If value is less than 0, it will be automatically computed.</param>
/// <param name="height">Virtual text box height. If value is less than 0, it will be automatically computed.</param>
/// <param name="horizontalAlignment">Text horizontal alignment.</param>
/// <param name="verticalAlignment">Text vertical alignment.</param>
/// <param name="wrapping">Text wrapping.</param>
/// <param name="rotation">Text clockwise rotation in radians.</param>
public Text(string text, IFont font, IBrush foreground, IBrush background, double left, double top, double width, double height, TextHorizontalAlignment horizontalAlignment, TextVerticalAlignment verticalAlignment, TextWrapping wrapping, double rotation)
{
Label = text;
Font = font;
Background = background;
Foreground = foreground;
Width = width;
Height = height;
HorizontalAlignment = horizontalAlignment;
VerticalAlignment = verticalAlignment;
Wrapping = wrapping;
Rotation = rotation;
System.Windows.FontStyle fontStyle;
switch (font.Style)
{
default:
case FontStyle.Normal:
fontStyle = System.Windows.FontStyles.Normal;
break;
case FontStyle.Italic:
fontStyle = System.Windows.FontStyles.Italic;
break;
case FontStyle.Oblique:
fontStyle = System.Windows.FontStyles.Oblique;
break;
}
UIText = new System.Windows.Controls.TextBlock()
{
Text = text,
HorizontalAlignment = (System.Windows.HorizontalAlignment)horizontalAlignment,
VerticalAlignment = (System.Windows.VerticalAlignment)((int)verticalAlignment - 1),
Foreground = (foreground as Brush)?.UIBrush,
Background = (background as Brush)?.UIBrush,
FontFamily = new System.Windows.Media.FontFamily(font.Family),
FontSize = font.Size,
FontStyle = fontStyle,
FontWeight = System.Windows.FontWeight.FromOpenTypeWeight((int)font.Weight),
TextWrapping = (System.Windows.TextWrapping)((int)wrapping + 1),
};
if (width >= 0)
{
UIText.Width = width;
}
if (height >= 0)
{
UIText.Height = height;
}
if (rotation != 0)
{
UIText.RenderTransform = new System.Windows.Media.RotateTransform(rotation * 180 / Math.PI);
UIText.RenderTransformOrigin = new System.Windows.Point(0.5, 0.5);
}
System.Windows.Controls.Canvas.SetLeft(UIText, left);
System.Windows.Controls.Canvas.SetTop(UIText, top);
}
public static void SetTextWrapping(DependencyObject element, TextWrapping value)
{
if (element == null)
{
throw new ArgumentNullException("element");
}
element.SetValue(JapaneseTextBlock.TextWrappingProperty, value);
}
void OnRadioButtonChecked(object sender, RoutedEventArgs args)
{
var settings = ApplicationData.Current.LocalSettings;
this.TextWrapping = (TextWrapping)(sender as RadioButton).Tag;
settings.Values["TextWrapping"] = (int)this.TextWrapping;
}
void OnRadioButtonChecked(object sender, RoutedEventArgs args)
{
var settings = ApplicationData.Current.LocalSettings;
this.TextWrapping = (TextWrapping)(sender as RadioButton).Tag;
settings.Values["TextWrapping"] = (int)this.TextWrapping;
}
private void InitializeToastWithImgAndNoTitle(TextWrapping wrap = default(TextWrapping))
{
InitializePrompt();
_prompt.Message = LongText;
_prompt.ImageSource = new BitmapImage(new Uri("../../media/c4f_26x26.png", UriKind.RelativeOrAbsolute));
_prompt.TextWrapping = wrap;
}
private void InitializeBasicToast(string title = "Basic", TextWrapping wrap = default(TextWrapping))
{
InitializePrompt();
_prompt.Title = title;
_prompt.Message = LongText;
_prompt.TextWrapping = wrap;
}
private void InitializeToastWithImgAndNoTitle(TextWrapping wrap = default(TextWrapping))
{
InitializePrompt();
_prompt.Message = LongText;
_prompt.ImageSource = new BitmapImage(new Uri("ms-appx:/Media/c4f_26x26.png"));
_prompt.TextWrapping = wrap;
}
private static void OnTextWrappingPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
RaisedText rtext = d as RaisedText;
TextWrapping wrap = (TextWrapping)e.NewValue;
rtext.DisplayText.TextWrapping = wrap;
rtext.DisplayTextBlur.TextWrapping = wrap;
}
private void InitializeToastWithImgAndNoTitle(TextWrapping wrap = default(TextWrapping))
{
InitializePrompt();
_prompt.Message = message;
_prompt.ImageSource = new BitmapImage(new Uri("/Assets/Images/add.png", UriKind.RelativeOrAbsolute));
_prompt.TextWrapping = wrap;
}
private void InitializeBasicToast(string title = "Basic", TextWrapping wrap = default(TextWrapping))
{
InitializePrompt();
_prompt.Title = title;
_prompt.Message = LongText;
_prompt.TextWrapping = wrap;
}
void InitSources()
{
TextWrapping[] wrapping = new TextWrapping[] { TextWrapping.Wrap, TextWrapping.NoWrap, TextWrapping.WrapWithOverflow };
lbTextWrapping.ItemsSource = wrapping;
ScrollBarVisibility[] scrollVisibilities = new ScrollBarVisibility[] { ScrollBarVisibility.Auto, ScrollBarVisibility.Disabled, ScrollBarVisibility.Hidden, ScrollBarVisibility.Visible };
cbHorizontalScroll.ItemsSource = scrollVisibilities;
cbVerticalScroll.ItemsSource = scrollVisibilities;
}
public IFormattedTextImpl CreateFormattedText(
string text,
Typeface typeface,
TextAlignment textAlignment,
TextWrapping wrapping,
Size constraint,
IReadOnlyList <FormattedTextStyleSpan> spans)
{
return(new FormattedTextImpl(text, typeface, textAlignment, wrapping, constraint, spans));
}
public IFormattedTextImpl CreateFormattedText(
string text,
Typeface typeface,
TextAlignment textAlignment,
TextWrapping wrapping,
Size constraint,
IReadOnlyList <FormattedTextStyleSpan> spans)
{
throw new NotImplementedException();
}
public IFormattedTextImpl CreateFormattedText(
string text,
Typeface typeface,
TextAlignment textAlignment,
TextWrapping wrapping,
Size constraint,
IReadOnlyList <FormattedTextStyleSpan> spans)
{
return(Mock.Of <IFormattedTextImpl>());
}
/// <summary>
/// Constructing TextParagraphProperties
/// </summary>
/// <param name="defaultTextRunProperties">default paragraph's default run properties</param>
/// <param name="textAlignment">logical horizontal alignment</param>
/// <param name="textWrap">text wrap option</param>
/// <param name="lineHeight">Paragraph line height</param>
public GenericTextParagraphProperties(TextRunProperties defaultTextRunProperties,
TextAlignment textAlignment = TextAlignment.Left,
TextWrapping textWrap = TextWrapping.NoWrap,
double lineHeight = 0)
{
DefaultTextRunProperties = defaultTextRunProperties;
_textAlignment = textAlignment;
_textWrap = textWrap;
_lineHeight = lineHeight;
}
public IFormattedTextImpl CreateFormattedText(
string text,
string fontFamilyName,
double fontSize,
FontStyle fontStyle,
TextAlignment textAlignment,
FontWeight fontWeight,
TextWrapping wrapping)
{
throw new NotImplementedException();
}
public IFormattedTextImpl CreateFormattedText(
string text,
string fontFamily,
double fontSize,
FontStyle fontStyle,
TextAlignment textAlignment,
FontWeight fontWeight,
TextWrapping wrapping)
{
return new FormattedTextImpl(text, fontFamily, fontSize, fontStyle, textAlignment, fontWeight, wrapping);
}
public IFormattedTextImpl CreateFormattedText(
string text,
string fontFamily,
double fontSize,
FontStyle fontStyle,
TextAlignment textAlignment,
Avalonia.Media.FontWeight fontWeight,
TextWrapping wrapping)
{
return(new FormattedTextImpl(s_pangoContext, text, fontFamily, fontSize, fontStyle, textAlignment, fontWeight));
}
public IFormattedTextImpl CreateFormattedText(
string text,
string fontFamily,
double fontSize,
FontStyle fontStyle,
TextAlignment textAlignment,
Avalonia.Media.FontWeight fontWeight,
TextWrapping wrapping)
{
return new FormattedTextImpl(s_pangoContext, text, fontFamily, fontSize, fontStyle, textAlignment, fontWeight);
}
static LineBreakMode ToLineBreakMode(TextWrapping value)
{
switch (value)
{
case TextWrapping.Wrap:
return LineBreakMode.CharacterWrap;
case TextWrapping.WrapWholeWords:
return LineBreakMode.WordWrap;
default:
case TextWrapping.NoWrap:
return LineBreakMode.NoWrap;
}
}
public static ToastPrompt CreateToastPrompt(string title = "Title goes here",
string message = "Message goes here",
int milliSecondsUntilHidden = 2000,
TextWrapping wrapOption = TextWrapping.Wrap)
{
ToastPrompt newToastPrompt = new ToastPrompt();
newToastPrompt.Title = title;
newToastPrompt.Message = message;
newToastPrompt.MillisecondsUntilHidden = milliSecondsUntilHidden;
newToastPrompt.TextWrapping = wrapOption;
return newToastPrompt;
}
public GenericTextParagraphProperties(FontRendering newRendering)
{
_flowDirection = FlowDirection.LeftToRight;
_textAlignment = newRendering.TextAlignment;
_firstLineInParagraph = false;
_alwaysCollapsible = false;
_defaultTextRunProperties = new GenericTextRunProperties(
newRendering.Typeface, newRendering.FontSize, newRendering.FontSize,
newRendering.TextDecorations, newRendering.TextColor, null,
BaselineAlignment.Baseline, CultureInfo.CurrentUICulture);
_textWrap = TextWrapping.Wrap;
_lineHeight = 0;
_indent = 0;
_paragraphIndent = 0;
}
private IFormattedTextImpl Create(string text,
string fontFamily,
double fontSize,
FontStyle fontStyle,
TextAlignment textAlignment,
FontWeight fontWeight,
TextWrapping wrapping)
{
var r = AvaloniaLocator.Current.GetService<IPlatformRenderInterface>();
return r.CreateFormattedText(text,
fontFamily,
fontSize,
fontStyle,
textAlignment,
fontWeight,
wrapping);
}
/// <summary>
/// Initializes a new instance of the <see cref="FormattedText"/> class.
/// </summary>
/// <param name="text">The text.</param>
/// <param name="fontFamilyName">The font family.</param>
/// <param name="fontSize">The font size.</param>
/// <param name="fontStyle">The font style.</param>
/// <param name="textAlignment">The text alignment.</param>
/// <param name="fontWeight">The font weight.</param>
/// <param name="wrapping">The text wrapping mode.</param>
public FormattedText(
string text,
string fontFamilyName,
double fontSize,
FontStyle fontStyle = FontStyle.Normal,
TextAlignment textAlignment = TextAlignment.Left,
FontWeight fontWeight = FontWeight.Normal,
TextWrapping wrapping = TextWrapping.Wrap)
{
Contract.Requires<ArgumentNullException>(text != null);
Contract.Requires<ArgumentNullException>(fontFamilyName != null);
if (fontSize <= 0)
{
throw new ArgumentException("FontSize must be greater than 0");
}
if (fontWeight <= 0)
{
throw new ArgumentException("FontWeight must be greater than 0");
}
Text = text;
FontFamilyName = fontFamilyName;
FontSize = fontSize;
FontStyle = fontStyle;
FontWeight = fontWeight;
TextAlignment = textAlignment;
Wrapping = wrapping;
var platform = AvaloniaLocator.Current.GetService<IPlatformRenderInterface>();
if (platform == null)
{
throw new Exception("Could not create FormattedText: IPlatformRenderInterface not registered.");
}
PlatformImpl = platform.CreateFormattedText(
text,
fontFamilyName,
fontSize,
fontStyle,
textAlignment,
fontWeight,
wrapping);
}
public GenericTextParagraphProperties(
FlowDirection flowDirection,
TextAlignment textAlignment,
bool firstLineInParagraph,
bool alwaysCollapsible,
TextRunProperties defaultTextRunProperties,
TextWrapping textWrap,
double lineHeight,
double indent)
{
_flowDirection = flowDirection;
_textAlignment = textAlignment;
_firstLineInParagraph = firstLineInParagraph;
_alwaysCollapsible = alwaysCollapsible;
_defaultTextRunProperties = defaultTextRunProperties;
_textWrap = textWrap;
_lineHeight = lineHeight;
_indent = indent;
}
public IEnumerable<TextLine> Format(string text, IChatSpanProvider spans, double width, Brush foreground, Brush background,
TextWrapping textWrapping)
{
_text = text;
_spans = spans;
_background = background;
_runProperties = new CustomTextRunProperties(_runProperties.Typeface, _runProperties.FontRenderingEmSize, foreground,
Brushes.Transparent, false);
_paraProperties = new CustomParagraphProperties(_runProperties);
if (width < 0)
{
width = 0;
text = "";
}
int idx = 0;
while(idx < _text.Length)
{
var line = _formatter.FormatLine(this, idx, width, _paraProperties, null);
idx += line.Length;
yield return line;
}
}
/// <summary>
/// Set text wrap
/// </summary>
internal void SetTextWrapping(TextWrapping textWrap)
{
_textWrap = textWrap;
}
private void ApplyNativeTextWrapping(TextWrapping textWrapping)
{
if (textWrapping == TextWrapping.Wrap)
{
((Android.Widget.TextView)this.NativeUIElement).SetSingleLine(false);
}
else
{
((Android.Widget.TextView)this.NativeUIElement).SetSingleLine(true);
}
}
private void InitializeToastWithImgAndNoTitle(TextWrapping wrap = default(TextWrapping))
{
InitializePrompt();
_prompt.Message = LongText;
_prompt.ImageSource = new BitmapImage(new Uri("ms-appx:/Media/c4f_26x26.png"));
_prompt.TextWrapping = wrap;
}
public JapaneseTextParagraphProperties(FlowDirection flowDirection, TextAlignment textAlignment, bool firstLineInParagraph, bool alwaysCollapsible, JapaneseTextRunProperties defaultTextRunProperties, TextWrapping textWrap, double lineHeight, double indent, bool isVerticalWriting)
{
this._flowDirection = flowDirection;
this._textAlignment = textAlignment;
this._firstLineInParagraph = firstLineInParagraph;
this._alwaysCollapsible = alwaysCollapsible;
this._defaultTextRunProperties = defaultTextRunProperties;
this._textWrap = textWrap;
this._lineHeight = lineHeight;
this._indent = indent;
this._isVerticalWriting = isVerticalWriting;
}
// ------------------------- ShowDescription -------------------------
/// <summary>
/// Displays a string of text to the description block.
/// </summary>
public void ShowDescription(string description, TextWrapping wrapStyle)
{
descriptionBlock.Text = description;
descriptionBlock.TextWrapping = wrapStyle;
}
/// <summary>
/// Occurs when the value of the <see cref="TextWrapping"/> dependency property changes.
/// </summary>
private static void HandleTextWrappingChanged(DependencyObject dobj, TextWrapping oldValue, TextWrapping newValue)
{
var textBox = (TextBox)dobj;
textBox.CoerceValue(HorizontalScrollBarVisibilityProperty);
if (textBox.TextEditor != null)
textBox.TextEditor.InvalidateMeasure();
}
public static void SetTextWrapping(this HtmlStyleDictionary style, TextWrapping textWrapping, IHtmlValueConverter converter)
{
style.SetValue("white-space", converter.ToWhiteSpaceString(textWrapping));
}
protected internal override void NativeInit()
{
if (this.Parent != null)
{
if (this.NativeUIElement == null)
{
this.NativeUIElement = new VerticalAlignedLabel();
this.NativeUIElement.BackgroundColor = UIColor.Clear;
}
this.NativeText = (string)this.GetValue(TextProperty);
this.NativeFontSize = (double)this.GetValue(FontSizeProperty);
this.NativeTextAlignment = (TextAlignment)this.GetValue(TextAlignmentProperty);
this.NativeTextWrapping = (TextWrapping)this.GetValue(TextWrappingProperty);
this.NativeFontFamily = (FontFamily)this.GetValue(FontFamilyProperty);
this.NativeFontWeight = this.FontWeight;
this.NativeFontStyle = this.FontStyle;
this.NativeForeground = this.Foreground;
this.InvalidateMeasure();
base.NativeInit();
}
}
public static void SetTextWrapping(DependencyObject element, TextWrapping value)
{
if (element == null)
{
throw new ArgumentNullException("element");
}
element.SetValue(JapaneseTextBlock.TextWrappingProperty, value);
}
public CustomParagraphProperties(TextRunProperties defaultTextRunProperties)
{
_defaultProperties = defaultTextRunProperties;
_textWrapping = TextWrapping.Wrap;
}
void OnRadioButtonChecked(object sender, RoutedEventArgs args)
{
this.TextWrapping = (TextWrapping)(sender as RadioButton).Tag;
}
private Size GetTextSize(double availableWidth, double fontSize, TextWrapping textWrapping)
{
var block = new TextBlock
{
Text = $"{this.Text}",
TextAlignment = this.TextAlignment,
FontSize = fontSize,
TextWrapping = textWrapping
};
block.Measure(new Size(availableWidth, Double.PositiveInfinity));
return block.DesiredSize;
}
private static TextAlignment GetResolvedTextAlignment(TextWrapping textWrapping, TextAlignment textAlignment)
{
if (textWrapping != TextWrapping.NoWrap)
{
return textAlignment;
}
if (textAlignment != TextAlignment.Justify)
{
return TextAlignment.Left;
}
return TextAlignment.Justify;
}
private void InitializeAdvancedToast(TextWrapping wrap = default(TextWrapping))
{
InitializePrompt();
_prompt.IsAppBarVisible = false;
_prompt.Title = "Advanced";
_prompt.Message = "Custom Fontsize, img, and orientation";
_prompt.ImageSource = new BitmapImage(new Uri("ms-appx:/Assets/Logo.scale-100.png"));
_prompt.FontSize = 50;
_prompt.TextOrientation = Orientation.Vertical;
_prompt.Background = _aliceBlueSolidColorBrush;
_prompt.Foreground = _cornFlowerBlueSolidColorBrush;
_prompt.TextWrapping = wrap;
}
public wpf::System.Windows.TextWrapping Convert(TextWrapping textWrapping)
{
switch (textWrapping)
{
case TextWrapping.Wrap: return wpf::System.Windows.TextWrapping.Wrap;
case TextWrapping.NoWrap: return wpf::System.Windows.TextWrapping.NoWrap;
}
throw new Granular.Exception("Unexpected TextWrapping value \"{0}\"", textWrapping);
}
protected virtual void OnTextWrappingChanged(DependencyPropertyChangedEventArgs e)
{
this.textBlock.TextWrapping = (TextWrapping)e.NewValue;
this.InvalidateMeasure();
}
