/// <summary>
/// Adds the text.
/// </summary>
/// <param name="image">The image.</param>
/// <param name="text">The text.</param>
/// <param name="point">The point.</param>
/// <param name="font">The font.</param>
/// <param name="color">The color.</param>
/// <param name="alignment">The alignment.</param>
/// <returns>UIImage.</returns>
public static UIImage AddText(
this UIImage image,
string text,
CGPoint point,
UIFont font,
UIColor color,
UITextAlignment alignment = UITextAlignment.Left)
{
//var labelRect = new RectangleF(point, new SizeF(image.Size.Width - point.X, image.Size.Height - point.Y));
var h = text.StringHeight(font, image.Size.Width);
var labelRect = new CGRect(point, new CGSize(image.Size.Width - point.X, h));
var label = new UILabel(labelRect)
{
Font = font,
Text = text,
TextColor = color,
TextAlignment = alignment,
BackgroundColor = UIColor.Clear
};
var labelImage = label.ToNativeImage();
using (var context = image.Size.ToBitmapContext())
{
var rect = new CGRect(new CGPoint(0, 0), image.Size);
context.DrawImage(rect, image.CGImage);
context.DrawImage(labelRect, labelImage.CGImage);
context.StrokePath();
return UIImage.FromImage(context.ToImage());
}
}
public StylizedStringAttributes(
UIFont font,
UIColor color,
float letterSpace,
nfloat lineHeightMultiplier,
StylizedStringCase stringCase,
UITextAlignment textAlignment = UITextAlignment.Left,
NSUnderlineStyle underlineStyle = NSUnderlineStyle.None)
{
_stringCase = stringCase;
NSMutableParagraphStyle paragraphStyle = null;
if (lineHeightMultiplier != 1 || textAlignment != UITextAlignment.Left)
{
paragraphStyle = new NSMutableParagraphStyle
{
LineHeightMultiple = lineHeightMultiplier,
Alignment = textAlignment
};
}
StringAttributes = new UIStringAttributes
{
Font = font,
ForegroundColor = color,
KerningAdjustment = letterSpace,
ParagraphStyle = paragraphStyle,
UnderlineStyle = underlineStyle
};
}
public UIView CreateView(
float x, float y,
float width, float height,
int maxTextCount,
UIColor backGroundColor,
UITextAlignment align)
{
if (m_View != null)
{
return(m_View);
}
m_View = new UITextView(new CGRect(x, y, width, height))
{
BackgroundColor = backGroundColor,
TextAlignment = align,
UserInteractionEnabled = false,
// 編集不可にする
Editable = false
};
m_MaxTextCount = maxTextCount;
return(m_View);
}
public DateTimeElement2(string caption, DateTime date, DialogViewController dvc) : base(caption, null, null)
{
this.Dvc = dvc;
DateValue = date;
// create picker elements
datePicker = CreatePicker();
datePicker.Mode = UIDatePickerMode.DateAndTime;
datePicker.ValueChanged += delegate {
DateValue = datePicker.Date;
Value = FormatDate(DateValue);
RefreshValue();
if (DateSelected != null)
{
DateSelected(this);
}
};
//datePicker.Frame = PickerFrameWithSize (datePicker.SizeThatFits (SizeF.Empty));
closeBtn = new UIButton(new RectangleF(0, 0, 31, 32));
closeBtn.SetImage(UIImage.FromFile("Images/closebox.png"), UIControlState.Normal);
closeBtn.TouchDown += delegate {
HidePicker();
};
datePicker.AddSubview(closeBtn);
Value = FormatDate(date);
this.Alignment = UITextAlignment.Left;
}
/// <summary>
/// Adds the text.
/// </summary>
/// <param name="image">The image.</param>
/// <param name="text">The text.</param>
/// <param name="point">The point.</param>
/// <param name="font">The font.</param>
/// <param name="color">The color.</param>
/// <param name="alignment">The alignment.</param>
/// <returns>UIImage.</returns>
public static UIImage AddText(
this UIImage image,
string text,
PointF point,
UIFont font,
UIColor color,
UITextAlignment alignment = UITextAlignment.Left)
{
//var labelRect = new RectangleF(point, new SizeF(image.Size.Width - point.X, image.Size.Height - point.Y));
var h = text.StringHeight(font, image.Size.Width);
var labelRect = new RectangleF(point, new SizeF(image.Size.Width - point.X, h));
var label = new UILabel(labelRect)
{
Font = font,
Text = text,
TextColor = color,
TextAlignment = alignment,
BackgroundColor = UIColor.Clear
};
var labelImage = label.ToNativeImage();
using (var context = image.Size.ToBitmapContext())
{
var rect = new RectangleF(new PointF(0, 0), image.Size);
context.DrawImage(rect, image.CGImage);
context.DrawImage(labelRect, labelImage.CGImage);
context.StrokePath();
return(UIImage.FromImage(context.ToImage()));
}
}
/// <summary>
/// Create an attributed UILabel.
/// </summary>
public static UILabel CreateAttrLabel(string text, UIColor textColor, UIFont font, int lines = 0,
UITextAlignment textAlignment = UITextAlignment.Left, UIColor backgroundColor = null, UIColor strokeColor = null,
float lineSpacing = 0, float kerning = 0, NSUnderlineStyle underlineStyle = NSUnderlineStyle.None,
NSShadow shadow = null, float strokeWidth = 0, NSUnderlineStyle strikeThroughStyle = NSUnderlineStyle.None)
{
return(new UILabel {
Lines = lines,
TextAlignment = textAlignment,
AttributedText = new NSAttributedString(
text,
font,
textColor,
backgroundColor,
strokeColor,
paragraphStyle: new NSParagraphStyle {
LineHeightMultiple = 0,
LineSpacing = lineSpacing
},
NSLigatureType.None,
kerning,
underlineStyle,
shadow,
strokeWidth,
strikeThroughStyle)
});
}
public void Update(string title, UIColor color, UITextAlignment alignment, bool selectable = false)
{
TextLabel.Text = title;
TextLabel.TextColor = color;
TextLabel.TextAlignment = alignment;
SelectionStyle = selectable ? UITableViewCellSelectionStyle.Default : UITableViewCellSelectionStyle.None;
}
public UIBuddyViewBase <T> TextAlign(UITextAlignment alignment)
{
if (Control is UILabel)
{
(Control as UILabel).TextAlignment = alignment;
}
return(this);
}
public static UIView CreateView(
float x, float y,
float width, float height,
int maxTextCount,
UIColor backGroundColor,
UITextAlignment align)
{
return(null);
}
public void SetComboboxAlignment(UITextAlignment al)
{
if (m_picker == null || m_picker.Model == null)
{
return;
}
TypePickerViewModel model = m_picker.Model as TypePickerViewModel;
model.Alignment = al;
}
public TCEnquiryViewController (string title, string placeholder, string titleButtonOk, string titleButtonCancel, UITextAlignment type, bool ableScroll)
: base (UserInterfaceIdiomIsPhone ? "TCEnquiryViewController_iPhone" : "TCEnquiryViewController_iPhone", null)
{
this.title = title;
this.placeholder = placeholder;
this.titleOK = titleButtonOk;
this.titleCancel = titleButtonCancel;
this.ableScroll = ableScroll;
this.type = type;
}
public static UITextField CreateLabel(string text, UIFont font = null, UITextAlignment alignment = UITextAlignment.Left)
{
var label = new UITextField()
{
Text = text ?? "",
Font = font ?? GetSystemFont(false),
};
return(label);
}
public UILabel CreateLabel(string title = "", UITextAlignment textAlignment = UITextAlignment.Left, bool multiLine = false)
{
return(new UILabel
{
Text = title,
TextColor = UIColor.Black,
TextAlignment = textAlignment,
Lines = multiLine ? 0 : 1
});
}
public static UILabel makeLabel(RectangleF frame, UIColor color, UITextAlignment alignment, Font font, int textSize)
{
var label = new UILabel(frame)
{
TextColor = color,
TextAlignment = alignment,
};
label.Font = UIFont.FromName(FontName [font], textSize);
return(label);
}
/// <summary>
/// Create a UILabel.
/// </summary>
public static UILabel CreateLabel(string text, UIColor textColor, UIFont font, int lines = 0,
UITextAlignment textAlignment = UITextAlignment.Left)
{
return(new UILabel {
Text = text,
TextColor = textColor,
TextAlignment = textAlignment,
Font = font,
Lines = lines
});
}
public static UIView CreateView(
float x, float y,
float width, float height,
int maxTextCount,
UIColor backGroundColor,
UITextAlignment align)
{
return(m_Impl.CreateView(
x, y,
width, height,
maxTextCount,
backGroundColor,
align));
}
public static TextAlignment ConvertToTextAlignment(UITextAlignment alignment)
{
switch (alignment)
{
case UITextAlignment.Left:
return TextAlignment.Left;
case UITextAlignment.Center:
return TextAlignment.Center;
case UITextAlignment.Right:
return TextAlignment.Right;
default:
return TextAlignment.Center;
}
}
public CustomFontSection(string caption, int fontSize = 24, UITextAlignment alignment = UITextAlignment.Center, UIColor textColor = null) : base("")
{
var label = new UILabel();
var frame = label.Frame;
frame.Inflate(0, fontSize);
label.Frame = frame;
label.Font = UIFont.BoldSystemFontOfSize(fontSize);
label.Text = caption;
label.TextAlignment = alignment;
label.BackgroundColor = ApplicationColors.DEFAULT_BACKGROUND;
label.TextColor = (textColor == null ? ApplicationColors.TABLE_HEADER_FONT : textColor);
this.HeaderView = label;
}
public CustomFontSection(string caption, int fontSize = 24, UITextAlignment alignment = UITextAlignment.Center, UIColor textColor = null)
: base("")
{
var label = new UILabel ();
var frame = label.Frame;
frame.Inflate (0, fontSize);
label.Frame = frame;
label.Font = UIFont.BoldSystemFontOfSize (fontSize);
label.Text = caption;
label.TextAlignment = alignment;
label.BackgroundColor = ApplicationColors.DEFAULT_BACKGROUND;
label.TextColor = (textColor == null ? ApplicationColors.TABLE_HEADER_FONT : textColor);
this.HeaderView = label;
}
public static void SetLineSpacing(this UILabel label, float lineSpacing, UITextAlignment alignment)
{
var text = label.Text ?? "";
var attributedText = new NSMutableAttributedString(text);
var range = new NSRange(0, text.Length);
var paragraphStyle = new NSMutableParagraphStyle();
paragraphStyle.LineSpacing = lineSpacing;
paragraphStyle.Alignment = alignment;
attributedText.AddAttribute(UIStringAttributeKey.ParagraphStyle, paragraphStyle, range);
label.AttributedText = attributedText;
}
private UIStringAttributes CreateAttributesByFont(ref NSMutableAttributedString text, IBaseFont font, FontIndexPair pair = null, FontTag tag = null)
{
UIStringAttributes stringAttributes = new UIStringAttributes {
};
//add the font
stringAttributes.Font = TouchAssetPlugin.GetCachedFont(font);
//add the color
if (font.Color != System.Drawing.Color.Empty)
{
stringAttributes.ForegroundColor = font.Color.ToNativeColor();
}
if (pair != null && tag != null)
{
if (tag.FontAction == FontTagAction.Link)
{
CreateLink(ref text, ref stringAttributes, font, pair);
}
}
if (font is Font)
{
var extendedFont = font as Font;
if (stringAttributes.ParagraphStyle == null)
{
stringAttributes.ParagraphStyle = new NSMutableParagraphStyle();
}
if (extendedFont.Alignment != TextAlignment.None)
{
UITextAlignment alignment = extendedFont.ToNativeAlignment();
stringAttributes.ParagraphStyle.Alignment = alignment;
}
//add the lineheight
stringAttributes.ParagraphStyle.LineSpacing = GetPlatformLineHeight(font.Size, extendedFont.LineHeight);
stringAttributes.ParagraphStyle.LineBreakMode = extendedFont.ToNativeLineBreakMode();
stringAttributes.ParagraphStyle.LineHeightMultiple = extendedFont.LineHeightMultiplier.HasValue ? (float)extendedFont.LineHeightMultiplier.Value : 0f;
}
return(stringAttributes);
}
public static HorizontalAlign ToEto(this UITextAlignment align)
{
switch (align)
{
case UITextAlignment.Natural:
case UITextAlignment.Left:
return(HorizontalAlign.Left);
case UITextAlignment.Center:
return(HorizontalAlign.Center);
case UITextAlignment.Right:
return(HorizontalAlign.Right);
default:
throw new NotSupportedException();
}
}
public static nint ToNative(UITextAlignment value)
{
// The values we have in managed code corresponds with the ARM64 values.
if (!Runtime.IsARM64CallingConvention)
{
// Center and Right are switched on x64 on Mac Catalyst
switch (value)
{
case (UITextAlignment)1:
value = (UITextAlignment)2;
break;
case (UITextAlignment)2:
value = (UITextAlignment)1;
break;
}
}
return((nint)(long)value);
}
public Texture2D(string text, SizeF dim, UITextAlignment alignment, string fontName, float fontSize)
{
UIFont font = UIFont.FromName(fontName, fontSize);
int width = (int)dim.Width;
if (width != 1 && (width & (width - 1)) != 0) {
int i = 1;
while (i < width) {
i *= 2;
}
width = i;
}
int height = (int)dim.Height;
if (height != 1 && (height & (height - 1)) != 0) {
int i = 1;
while (i < height) {
i *= 2;
}
height = i;
}
CGColorSpace colorSpace = CGColorSpace.CreateDeviceGray();
byte[] data = new byte[width * height];
unsafe {
fixed (byte* dataPb = data) {
using (CGContext context = new CGBitmapContext((IntPtr)dataPb, width, height, 8, width, colorSpace, CGImageAlphaInfo.None)) {
context.SetFillColor(1f, 1f);
context.TranslateCTM(0f, height);
context.ScaleCTM(1f, -1f);
UIGraphics.PushContext(context);
text.DrawInRect(new RectangleF(0, 0, dim.Width, dim.Height), font, UILineBreakMode.WordWrap, alignment);
UIGraphics.PopContext();
}
}
}
colorSpace.Dispose();
InitWithData(data, Texture2DPixelFormat.A8, width, height, dim);
}
public void ConfigureForChat(string text, UITextAlignment textAlignment = UITextAlignment.Left, bool hasArrow = false)
{
_imageView.Image?.Dispose();
_imageView.Image = UIImage.FromBundle("arrow_right");
if (hasArrow)
{
_imageView.Hidden = false;
_arrowWithConstraint.Constant = 24f;
}
else
{
_imageView.Hidden = true;
_arrowWithConstraint.Constant = 0f;
}
UILabelExtensions.SetupLabelAppearance(_label, text, textAlignment == UITextAlignment.Left ? Colors.Black : Colors.GrayIndicator, 15f);
_label.TextAlignment = textAlignment;
}
public ToastView(string text, int durationMilliseconds, ToastGravity gravity, int padding, UITextAlignment textAlignment)
{
Text = text;
DurationMilliseconds = durationMilliseconds;
TextAlignment = textAlignment;
Padding = padding;
Gravity = gravity;
button = UIButton.FromType (UIButtonType.Custom);
view = button;
window = UIApplication.SharedApplication.Windows[0];
OffsetLeft = 0;
OffsetTop = 0;
Font = UIFont.SystemFontOfSize (16);
TextColor = UIColor.White;
BackgroundColor = UIColor.FromRGBA (0, 0, 0, 0.7f);
ShadowColor = UIColor.DarkGray;
ShadowOffset = 1;
}
private void SetSpannedText(string span, bool force = true)
{
if (_view != null && span != null)
{
UITextAlignment alignment = _view.TextAlignment;
UIEdgeInsets textInset = _view.TextContainerInset;
var str = new NSString(string.Format(span, _text));
var error = new NSError();
if (_view != null && (force || _blinkAllowed))
{
_view.AttributedText = new NSAttributedString(str.DataUsingEncoding(NSStringEncoding.Unicode)
, new NSAttributedStringDocumentAttributes {
DocumentType = NSDocumentType.HTML
}
, ref error);
_view.TextAlignment = alignment;
_view.TextContainerInset = textInset;
}
}
}
GetAlignment(string alignment)
{
UIControlContentHorizontalAlignment al1 = UIControlContentHorizontalAlignment.Center;
UITextAlignment al2 = UITextAlignment.Center;
switch (alignment)
{
case "left":
al1 = UIControlContentHorizontalAlignment.Left;
al2 = UITextAlignment.Left;
break;
case "right":
al1 = UIControlContentHorizontalAlignment.Right;
al2 = UITextAlignment.Right;
break;
case "top":
case "bottom": // there is no top & bottom for iOS, only for Android
case "center":
al1 = UIControlContentHorizontalAlignment.Center;
al2 = UITextAlignment.Center;
break;
case "fill":
case "natural":
al1 = UIControlContentHorizontalAlignment.Fill;
al2 = UITextAlignment.Natural;
break;
case "justified":
al1 = UIControlContentHorizontalAlignment.Center;
al2 = UITextAlignment.Justified;
break;
}
return(new Tuple <UIControlContentHorizontalAlignment, UITextAlignment>(al1, al2));
}
public async Task HorizontalTextAlignmentInitializesCorrectly()
{
var xplatHorizontalTextAlignment = TextAlignment.End;
var labelStub = new LabelStub()
{
Text = "Test",
HorizontalTextAlignment = xplatHorizontalTextAlignment
};
UITextAlignment expectedValue = UITextAlignment.Right;
var values = await GetValueAsync(labelStub, (handler) =>
{
return(new
{
ViewValue = labelStub.HorizontalTextAlignment,
NativeViewValue = GetNativeHorizontalTextAlignment(handler)
});
});
Assert.Equal(xplatHorizontalTextAlignment, values.ViewValue);
values.NativeViewValue.AssertHasFlag(expectedValue);
}
public static TextAlignment ToTextAlignment(
this UITextAlignment uiTextAlignment)
{
TextAlignment value;
if (uiTextAlignment == UITextAlignment.Left)
{
value = TextAlignment.Start;
}
else if (uiTextAlignment == UITextAlignment.Right)
{
value = TextAlignment.End;
}
else if (uiTextAlignment == UITextAlignment.Center)
{
value = TextAlignment.Center;
}
else
{
throw new NotSupportedException();
}
return(value);
}
public static CGSize DrawString (this NSString item, CGRect rect, UIFont font, UILineBreakMode mode, UITextAlignment alignment) {
// Get paragraph style
var labelStyle = new NSMutableParagraphStyle(NSParagraphStyle.DefaultParagraphStyle.MutableCopy() as AppKit.NSMutableParagraphStyle);
// Adjust alignment
labelStyle.Alignment = alignment;
// Adjust line break mode
labelStyle.LineBreakMode = mode;
// Define attributes
var attributes = new NSStringAttributes () {
Font = font.NSFont,
ForegroundColor = UIStringDrawing.FillColor,
ParagraphStyle = labelStyle
};
// Preform drawing
item.DrawInRect(rect, attributes);
// Return new bounding size
return new CGSize (rect.Width, rect.Height);
}
public static UITextField ChangeTextFieldStyle(this UITextField textField, UIFont font, nfloat minimumSize, UIColor textColor, bool translateResize, UITextAlignment aligment)
{
textField.TextAlignment = aligment;
textField.Font = font;
textField.MinimumFontSize = minimumSize;
textField.TextColor = textColor;
textField.TranslatesAutoresizingMaskIntoConstraints = translateResize;
return(textField);
}
public static UITextView ChangeTextViewStyle(this UITextView textView, UIFont font, nfloat minimumSize, UIColor textColor, bool translateResize, UITextAlignment aligment)
{
textView.TextAlignment = aligment;
textView.Font = font;
textView.TextColor = textColor;
textView.TranslatesAutoresizingMaskIntoConstraints = translateResize;
return(textView);
}
public static SizeF DrawTextInRect(CGContext context, RectangleF rect, string text, string fontName, float fontSize, CGColor fontColor, UILineBreakMode breakMode, UITextAlignment alignment)
{
context.SaveState();
context.SetFillColor(fontColor);
NSString str = new NSString(text);
SizeF size = str.DrawString(rect, UIFont.FromName(fontName, fontSize), breakMode, alignment);
context.RestoreState();
return size;
}
public static void Show(string text, int durationMilliseconds, ToastGravity gravity, int padding, UITextAlignment textAlignment)
{
new ToastView (text, durationMilliseconds, gravity, padding, textAlignment).Show();
}
public CCLabelTTF(string label, SizeF dimensions, UITextAlignment alignment, string fontName, float fontSize)
: this(label, fontName, fontSize, dimensions, alignment)
{
}
/// <summary>
/// Constructs an EntryElement for password entry with the given caption, placeholder and initial value.
/// </summary>
/// <param name="caption">
/// The caption to use
/// </param>
/// <param name="placeholder">
/// Placeholder to display.
/// </param>
/// <param name="value">
/// Initial value.
/// </param>
/// <param name="isPassword">
/// True if this should be used to enter a password.
/// </param>
public EntryElement(string caption, string placeholder, UITextAlignment alignment, string value, bool isPassword)
: base(caption)
{
Value = value;
this.isPassword = isPassword;
this.placeholder = placeholder;
this.alignment = alignment;
}
public static UILabel CreateLabel(string text, UIFont font, int fontSize, int labelSize, UITextAlignment alignment, UIColor textColor, UIColor backgroundColor)
{
var label = new UILabel (new Rectangle(0,20,300,100));
label.Lines = 0;
label.LineBreakMode = UILineBreakMode.WordWrap;
label.Font = font;
label.Text = text;
label.TextAlignment = alignment;
label.TextColor = textColor;
label.BackgroundColor = backgroundColor;
return label;
}
public AlignmentAttribute(UITextAlignment alignment)
{
Alignment = alignment;
}
/// <summary>
/// Constructs an EntryElement with the given caption, placeholder and initial value.
/// </summary>
/// <param name="caption">
/// The caption to use
/// </param>
/// <param name="placeholder">
/// Placeholder to display.
/// </param>
/// <param name="value">
/// Initial value.
/// </param>
public EntryElement(string caption, string placeholder, UITextAlignment alignment, string value)
: base(caption)
{
Value = value;
this.placeholder = placeholder;
this.alignment = alignment;
}
public TCFeedbackViewController (UITextAlignment type)
: base (UserInterfaceIdiomIsPhone ? "TCFeedbackViewController_iPhone" : "TCFeedbackViewController_iPhone", null)
{
this.type = type;
}
public static UILabel CreateLabel(string text, bool bold, int fontSize, int labelSize, UITextAlignment alignment, UIColor textColor)
{
UIFont font;
if (bold)
{
font = UIFont.BoldSystemFontOfSize(fontSize);
}
else
{
font = UIFont.SystemFontOfSize(fontSize);
}
return CreateLabel(text, font, fontSize, labelSize, alignment, textColor, UIColor.Clear);
}
public DateTimeElement2 (string caption, DateTime date, DialogViewController dvc) : base (caption, null, null)
{
this.Dvc = dvc;
DateValue = date;
// create picker elements
datePicker = CreatePicker ();
datePicker.Mode = UIDatePickerMode.DateAndTime;
datePicker.ValueChanged += delegate {
DateValue = datePicker.Date;
Value = FormatDate(DateValue);
RefreshValue();
if (DateSelected != null)
DateSelected (this);
};
//datePicker.Frame = PickerFrameWithSize (datePicker.SizeThatFits (SizeF.Empty));
closeBtn = new UIButton(new RectangleF(0,0,31,32));
closeBtn.SetImage(UIImage.FromFile("Images/closebox.png"),UIControlState.Normal);
closeBtn.TouchDown += delegate {
HidePicker();
};
datePicker.AddSubview(closeBtn);
Value = FormatDate (date);
this.Alignment = UITextAlignment.Left;
}
void drawLabel (CGContext ctx, CGRect rect, nfloat yCoord, nfloat xCoord, UITextAlignment alignment, string label, bool flipContext = true, bool centerVertical = false)
{
// Draw light the sunrise and Sunset labels at the ends of the light box
using (UIColor fontColor = UIColor.White, shadowColor = UIColor.Black.ColorWithAlpha (0.1f)) {
var fontAttributes = new UIFontAttributes (new UIFontFeature (CTFontFeatureNumberSpacing.Selector.ProportionalNumbers));
using (var desc = UIFont.SystemFontOfSize (fontSize).FontDescriptor.CreateWithAttributes (fontAttributes)) {
using (UIFont font = UIFont.FromDescriptor (desc, fontSize)) {
// calculating the range of our attributed string
var range = new NSRange (0, label.Length);
// set justification for text block
using (var alignStyle = new NSMutableParagraphStyle { Alignment = alignment }) {
// add stylistic attributes to out attributed string
var stringAttributes = new UIStringAttributes {
ForegroundColor = fontColor,
Font = font,
ParagraphStyle = alignStyle
};
var target = new CGSize (float.MaxValue, float.MaxValue);
NSRange fit;
using (NSMutableAttributedString attrString = new NSMutableAttributedString (label, stringAttributes)) {
//creating a container for out attributed string
using (CTFramesetter framesetter = new CTFramesetter (attrString)) {
CGSize frameSize = framesetter.SuggestFrameSize (range, null, target, out fit);
if (alignment == UITextAlignment.Center) xCoord -= (frameSize.Width / 2);
if (alignment == UITextAlignment.Right) xCoord -= frameSize.Width;
// subtract the frameSize so the flipped context behaves as expected
yCoord -= frameSize.Height;
if (centerVertical) yCoord += (frameSize.Height / 2);
var textRect = new CGRect (xCoord, yCoord, frameSize.Width, frameSize.Height);
using (CGPath path = new CGPath ()) {
path.AddRect (textRect);
ctx.SetShadow (new CGSize (0.0f, 1.0f), 0.0f, shadowColor.CGColor);
using (CTFrame frame = framesetter.GetFrame (range, path, null)) {
if (flipContext) {
ctx.SaveState ();
ctx.TranslateCTM (0, rect.Height);
ctx.ScaleCTM (1, -1);
frame.Draw (ctx);
ctx.RestoreState ();
} else {
frame.Draw (ctx);
}
}
}
}
}
}
}
}
}
}
public static UILabel ChangeLabelStyle(this UILabel label, UIFont font, nfloat minimumSize, UIColor textColor, bool translateResize, UITextAlignment aligment)
{
label.TextAlignment = aligment;
label.Font = font;
label.MinimumFontSize = minimumSize;
label.TextColor = textColor;
label.TranslatesAutoresizingMaskIntoConstraints = translateResize;
return(label);
}
public AlignmentAttribute (UITextAlignment alignment) {
Alignment = alignment;
}
private Element CreateDataItemElement(DataItem item)
{
Element element;
if ((item.Data.StartsWith(server.CurrentPath)) ||
(item.Data.StartsWith(ASSETS_LIBRARY)) ||
(item.Data.StartsWith(BaseDir)))
{
var dataElement = new DataImageStringElement(
Path.GetFileName(String.IsNullOrEmpty(item.ItemPath) ? item.Data : item.ItemPath),
(item.Direction == DataItemDirection.In) ? imgDownload : imgUpload,
item.Data
);
dataElement.Tapped += delegate {
if (!dataElement.Downloading)
{
OpenFile(dataElement.Data, item);
}
};
dataElement.Alignment = (item.Direction == DataItemDirection.In) ? UITextAlignment.Right : UITextAlignment.Left;
if (item.Data.StartsWith(server.CurrentPath))
{
dataElement.Animating = true;
dataElement.Downloading = true;
var localFilePath = Path.Combine(
BaseDir,
dataElement.Caption);
Server.DownloadFileAsync(dataElement.Data,
(s, e) => {
var bytes = e.Result;
if (bytes == null)
{
throw e.Error;
}
var mediaHelper = new MediaHelper();
mediaHelper.FileSavedToPhotosAlbum += (sender, args) => {
dataElement.Data = args.ReferenceUrl;
item.ItemPath = args.FilePath;
item.Data = dataElement.Data;
dataElement.Animating = false;
dataElement.Downloading = false;
};
mediaHelper.SaveFileToPhotosAlbum(localFilePath, bytes);
}
);
}
else
{
dataElement.Animating = false;
}
element = (Element)dataElement;
}
else
{
UITextAlignment alignment = (item.Direction == DataItemDirection.In) ? UITextAlignment.Right : UITextAlignment.Left;
var htmlElement = UIHelper.CreateHtmlViewElement(
null,
item.Data,
alignment
);
element = (Element)htmlElement;
}
return(element);
}
public CCTexture2D(string text, SizeF dimensions, UITextAlignment alignment, CCVerticalTextAlignment vertAlignment, string fontName, float fontSize)
: this(text, fontName, fontSize, dimensions, alignment, vertAlignment)
{
}
void drawLabel(CGContext ctx, CGRect rect, nfloat yCoord, nfloat xCoord, UITextAlignment alignment, string label, bool flipContext = true, bool centerVertical = false)
{
// Draw light the sunrise and Sunset labels at the ends of the light box
using (UIColor fontColor = UIColor.White, shadowColor = UIColor.Black.ColorWithAlpha(0.1f)) {
var fontAttributes = new UIFontAttributes(new UIFontFeature(CTFontFeatureNumberSpacing.Selector.ProportionalNumbers));
using (var desc = UIFont.SystemFontOfSize(fontSize).FontDescriptor.CreateWithAttributes(fontAttributes)) {
using (UIFont font = UIFont.FromDescriptor(desc, fontSize)) {
// calculating the range of our attributed string
var range = new NSRange(0, label.Length);
// set justification for text block
using (var alignStyle = new NSMutableParagraphStyle {
Alignment = alignment
}) {
// add stylistic attributes to out attributed string
var stringAttributes = new UIStringAttributes {
ForegroundColor = fontColor,
Font = font,
ParagraphStyle = alignStyle
};
var target = new CGSize(float.MaxValue, float.MaxValue);
NSRange fit;
using (NSMutableAttributedString attrString = new NSMutableAttributedString(label, stringAttributes)) {
//creating a container for out attributed string
using (CTFramesetter framesetter = new CTFramesetter(attrString)) {
CGSize frameSize = framesetter.SuggestFrameSize(range, null, target, out fit);
if (alignment == UITextAlignment.Center)
{
xCoord -= (frameSize.Width / 2);
}
if (alignment == UITextAlignment.Right)
{
xCoord -= frameSize.Width;
}
// subtract the frameSize so the flipped context behaves as expected
yCoord -= frameSize.Height;
if (centerVertical)
{
yCoord += (frameSize.Height / 2);
}
var textRect = new CGRect(xCoord, yCoord, frameSize.Width, frameSize.Height);
using (CGPath path = new CGPath()) {
path.AddRect(textRect);
ctx.SetShadow(new CGSize(0.0f, 1.0f), 0.0f, shadowColor.CGColor);
using (CTFrame frame = framesetter.GetFrame(range, path, null)) {
if (flipContext)
{
ctx.SaveState();
ctx.TranslateCTM(0, rect.Height);
ctx.ScaleCTM(1, -1);
frame.Draw(ctx);
ctx.RestoreState();
}
else
{
frame.Draw(ctx);
}
}
}
}
}
}
}
}
}
}
public CCLabelTTF(string label, SizeF dimensions, UITextAlignment alignment, UILineBreakMode lineBreakMode, string fontName, float fontSize)
: this(label, fontName, fontSize, dimensions, alignment, lineBreakMode)
{
}
public static UIViewElement CreateHtmlViewElement(string caption, string value, UITextAlignment alignment)
{
var html = Regex.Replace(value, @"((http|https):\/\/[\w\-_]+(\.[\w\-_]+)+([\w\-\.,@?^=%&:/~\+#]*[\w\-\@?^=%&/~\+#])?)", "<a href='$1'>$1</a>", RegexOptions.Compiled);
var style = @"<style type='text/css'>body { color: #000; background-color:#e0e0e0; font-family: Helvetica, Arial, sans-serif; font-size:16px; float:" + ((alignment == UITextAlignment.Left) ? "left" : "right") + "; }</style>";
html = "<html><head>" + style + "</head><body>" + html + "</body>";
Console.Out.WriteLine("Parsed html: {0}", html);
var web = new AdvancedWebView();
web.LoadHtmlString(html, null);
var size = web.StringSize(html,
UIFont.SystemFontOfSize(10),
new SizeF(UIScreen.MainScreen.Bounds.Width - 20, 2000),
UILineBreakMode.WordWrap);
float width = size.Width;
float height = size.Height;
web.Bounds = new RectangleF(0, 0, width, height);
web.Center = new PointF(width/2, height/2);
return new AdvancedUIViewElement(caption, web, false);
}
public static CGSize DrawString(this string This, CGRect rect, UIFont font, UILineBreakMode mode, UITextAlignment alignment)
{
using (var self = ((NSString) This))
return self.DrawString (rect, font, mode, alignment);
}
