private static void addProjectAttachmentsIfNeeded(TextFieldInfo info, NSMutableAttributedString finalString)
{
if (string.IsNullOrEmpty(info.ProjectColor))
{
return;
}
var color = MvxColor.ParseHexString(info.ProjectColor).ToNativeColor();
var projectName = new NSAttributedString(info.ProjectName.TruncatedAt(maxTextLength), new UIStringAttributes
{
Font = tokenFont,
ForegroundColor = color
});
var textAttachment = new TokenTextAttachment(
projectName,
textVerticalOffset,
color,
regularFont.Descender,
textFieldInfoTokenLeftMargin,
textFieldInfoTokenRightMargin
);
var tokenString = new NSMutableAttributedString(NSAttributedString.FromAttachment(textAttachment));
var attributes = new UIStringAttributes {
ParagraphStyle = paragraphStyle
};
attributes.Dictionary[Project] = new NSObject();
tokenString.AddAttributes(attributes, new NSRange(0, tokenString.Length));
finalString.Append(tokenString);
}
public static NSAttributedString GetAttributedStringWithImage(string imageName, int imageSize, string text)
{
var attrString = new NSMutableAttributedString("");
if (!string.IsNullOrEmpty(imageName))
{
var image = GetImageForSize(imageName, imageSize);
if (image != null)
{
image.AlignmentRect = new CGRect {
X = 0, Y = 5, Width = imageSize - 2, Height = imageSize - 2
};
var cell = new NSTextAttachmentCell(image);
cell.Alignment = NSTextAlignment.Left;
attrString.Append(NSAttributedString.FromAttachment(new NSTextAttachment {
AttachmentCell = cell
}));
attrString.Append(new NSAttributedString(" "));
}
}
attrString.Append(new NSAttributedString(text));
var style = new NSMutableParagraphStyle {
LineBreakMode = NSLineBreakMode.TruncatingMiddle
};
attrString.AddAttribute(NSStringAttributeKey.ParagraphStyle, style, new NSRange(0, attrString.Length));
return(attrString);
}
public static NSMutableAttributedString GetAttachmentString(
this string imageName,
double fontCapHeight,
UIImageRenderingMode renderingMode = UIImageRenderingMode.AlwaysTemplate)
{
var attachment = new NSTextAttachment
{
Image = UIImage
.FromBundle(imageName)
.ImageWithRenderingMode(renderingMode)
};
var imageSize = attachment.Image.Size;
var y = (fontCapHeight - imageSize.Height) / 2;
attachment.Bounds = new CGRect(0, y, imageSize.Width, imageSize.Height);
//There neeeds to be a space before the dot, otherwise the colors don't work
var result = new NSMutableAttributedString(" ");
result.AddAttribute(UIStringAttributeKey.Font, UIFont.SystemFontOfSize(0), new NSRange(0, 1));
var attachmentString = NSAttributedString.FromAttachment(attachment);
result.Append(attachmentString);
return(result);
}
private static NSMutableAttributedString AsAttributedString(this ProjectSpan projectSpan)
{
var projectColor = MvxColor.ParseHexString(projectSpan.ProjectColor).ToNativeColor();
var projectName = new NSAttributedString(projectSpan.ProjectName.TruncatedAt(maxTextLength), new UIStringAttributes
{
Font = tokenFont,
ForegroundColor = projectColor
});
var textAttachment = new TokenTextAttachment(
projectName,
textVerticalOffset,
projectColor,
regularFont.Descender,
textFieldInfoTokenLeftMargin,
textFieldInfoTokenRightMargin
);
var tokenString = new NSMutableAttributedString(NSAttributedString.FromAttachment(textAttachment));
var attributes = createBasicAttributes();
attributes.Dictionary[ProjectId] = new NSNumber(projectSpan.ProjectId);
attributes.Dictionary[ProjectName] = new NSString(projectSpan.ProjectName);
attributes.Dictionary[ProjectColor] = new NSString(projectSpan.ProjectColor);
if (projectSpan.TaskId.HasValue)
{
attributes.Dictionary[TaskId] = new NSNumber(projectSpan.TaskId.Value);
attributes.Dictionary[TaskName] = new NSString(projectSpan.TaskName);
}
tokenString.AddAttributes(attributes, new NSRange(0, tokenString.Length));
return(tokenString);
}
private static NSMutableAttributedString AsAttributedString(this ProjectSpan projectSpan)
{
var projectColor = MvxColor.ParseHexString(projectSpan.ProjectColor).ToNativeColor();
var projectNameString = projectSpan.ProjectName;
if (!string.IsNullOrEmpty(projectSpan.TaskName))
{
projectNameString = $"{projectNameString}: {projectSpan.TaskName}";
}
var textAttachment = new ProjectTextAttachment(
projectNameString, projectColor, tokenFont);
var tokenString = new NSMutableAttributedString(NSAttributedString.FromAttachment(textAttachment));
var attributes = createBasicAttributes();
attributes.Dictionary[ProjectId] = new NSNumber(projectSpan.ProjectId);
attributes.Dictionary[ProjectName] = new NSString(projectSpan.ProjectName);
attributes.Dictionary[ProjectColor] = new NSString(projectSpan.ProjectColor);
if (projectSpan.TaskId.HasValue)
{
attributes.Dictionary[TaskId] = new NSNumber(projectSpan.TaskId.Value);
attributes.Dictionary[TaskName] = new NSString(projectSpan.TaskName);
}
tokenString.AddAttributes(attributes, new NSRange(0, tokenString.Length));
return(tokenString);
}
public static NSMutableAttributedString GetAttachmentString(
this string imageName,
double fontCapHeight,
UIImageRenderingMode renderingMode = UIImageRenderingMode.AlwaysTemplate)
{
var attachment = new NSTextAttachment
{
Image = UIImage
.FromBundle(imageName)
.ImageWithRenderingMode(renderingMode)
};
var imageSize = attachment.Image.Size;
var y = (fontCapHeight - imageSize.Height) / 2;
attachment.Bounds = new CGRect(0, y, imageSize.Width, imageSize.Height);
var result = new NSMutableAttributedString("");
if (!UIDevice.CurrentDevice.CheckSystemVersion(13, 0))
{
// For older iOS versions, there neeeds to be a space before the dot, otherwise the colors don't work
// in iOS 13, they fixed it and this hack breaks the colors
result.Append(new NSAttributedString(" "));
result.AddAttribute(UIStringAttributeKey.Font, UIFont.SystemFontOfSize(0), new NSRange(0, 1));
}
var attachmentString = NSAttributedString.FromAttachment(attachment);
result.Append(attachmentString);
return(result);
}
void InsertCat(NSTextAttachmentCell cell)
{
textView.TextStorage.Append(
NSAttributedString.FromAttachment(
new NSTextAttachment {
AttachmentCell = cell
}
)
);
}
public void UIKitAttachmentConveniences_New()
{
TestRuntime.AssertSystemVersion(PlatformName.iOS, 7, 0, throwIfOtherPlatform: false);
TestRuntime.AssertSystemVersion(PlatformName.MacOSX, 10, 11, throwIfOtherPlatform: false);
// so we added custom code calling the (old) category helper - but we had to pick a different name
using (var ta = new NSTextAttachment(null, null))
using (var as2 = NSAttributedString.FromAttachment(ta)) {
Assert.That(as2.Length, Is.EqualTo((nint)1), "Length");
Assert.That(as2.Value [0], Is.EqualTo((char)0xFFFC), "NSAttachmentCharacter");
}
}
private NSAttributedString buildString(string project, string task, string client, UIColor color, bool isTaskPlaceholder)
{
var builder = new StringBuilder();
var hasClient = !string.IsNullOrEmpty(client);
if (!string.IsNullOrEmpty(project))
{
builder.Append($" {project}");
}
if (!string.IsNullOrEmpty(task) && !isTaskPlaceholder)
{
builder.Append($": {task}");
}
if (hasClient)
{
builder.Append($" {client}");
}
var text = builder.ToString();
var result = new NSMutableAttributedString(text);
var clientIndex = text.Length - (client?.Length ?? 0);
var projectNameRange = new NSRange(0, clientIndex);
var projectNameAttributes = new UIStringAttributes {
ForegroundColor = color
};
result.AddAttributes(projectNameAttributes, projectNameRange);
if (hasClient)
{
var clientNameRange = new NSRange(clientIndex, client.Length);
var clientNameAttributes = new UIStringAttributes {
ForegroundColor = clientColor
};
result.AddAttributes(clientNameAttributes, clientNameRange);
}
if (isTaskPlaceholder)
{
var attachment = new NSTextAttachment();
attachment.Image = placeHolderImage();
var placeholderImage = new NSMutableAttributedString(" ");
placeholderImage.Append(NSAttributedString.FromAttachment(attachment));
result.Append(placeholderImage);
return(result);
}
return(result);
}
// Insert desired image in text, generating length or by replacing a character.
void InsertImageInText(UITextView textView, string filename, UIImage image, nint position, bool replaceCharacter)
{
var attachment = new NSCustomTextAttachment {
Image = image,
Name = filename
};
var attributedImage = NSAttributedString.FromAttachment(attachment);
var textWithImage = new NSMutableAttributedString(textView.AttributedText);
textWithImage.Replace(new NSRange(position, replaceCharacter ? 1 : 0), attributedImage);
textView.AttributedText = textWithImage;
}
public override void LoadView()
{
View = new UIView(UIScreen.MainScreen.Bounds)
{
BackgroundColor = UIColor.GroupTableViewBackgroundColor
};
var height = UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Pad ? 450 : 300;
Calendar = new FSCalendar()
{
Frame = new CGRect(0, NavigationController.NavigationBar.Frame.GetMaxY(), View.Frame.Width, height),
DataSource = this,
WeakDelegate = this,
AllowsMultipleSelection = true
};
Calendar.SwipeToChooseGesture.Enabled = true;
View.AddSubview(Calendar);
Calendar.CalendarHeaderView.BackgroundColor = UIColor.LightGray.ColorWithAlpha(0.1f);
Calendar.CalendarWeekdayView.BackgroundColor = UIColor.LightGray.ColorWithAlpha(0.1f);
Calendar.FSAppearance.EventSelectionColor = UIColor.White;
Calendar.FSAppearance.EventOffset = new CGPoint(0, -7);
Calendar.Today = null; // Hide the today circle
Calendar.RegisterClass(new ObjCRuntime.Class(typeof(DIYCalendarCell)), "cell");
var scopeGesture = new UIPanGestureRecognizer((UIPanGestureRecognizer obj) => {
Calendar.HandleScopeGesture(obj);
});
Calendar.AddGestureRecognizer(scopeGesture);
EventLabel = new UILabel(new CGRect(0, Calendar.Frame.GetMaxY() + 10, View.Frame.Width, 50))
{
TextAlignment = UITextAlignment.Center,
Font = UIFont.GetPreferredFontForTextStyle(UIFontTextStyle.Subheadline)
};
View.AddSubview(EventLabel);
var attributedText = new NSMutableAttributedString("");
var attatchment = new NSTextAttachment()
{
Image = UIImage.FromBundle("icon_cat")
};
attatchment.Bounds = new CGRect(0, -3, attatchment.Image.Size.Width, attatchment.Image.Size.Height);
attributedText.Append(NSAttributedString.FromAttachment(attatchment));
attributedText.Append(new NSAttributedString(" This is a daily event "));
attributedText.Append(NSAttributedString.FromAttachment(attatchment));
EventLabel.AttributedText = attributedText;
}
private static NSMutableAttributedString AsAttributedString(this TagSpan tagSpan)
{
var tagName = new NSMutableAttributedString(tagSpan.TagName.TruncatedAt(maxTextLength), tagAttributes);
var textAttachment = new TagTextAttachment(tagName, textVerticalOffset, regularFont.Descender);
var tokenString = new NSMutableAttributedString(NSAttributedString.FromAttachment(textAttachment));
var attributes = createBasicAttributes();
attributes.Dictionary[TagId] = new NSNumber(tagSpan.TagId);
attributes.Dictionary[TagName] = new NSString(tagSpan.TagName);
tokenString.AddAttributes(attributes, new NSRange(0, tokenString.Length));
return(tokenString);
}
private static NSMutableAttributedString AsAttributedString(this TagSpan tagSpan)
{
var tagName = tagSpan.TagName.TruncatedAt(maxTextLength);
var textAttachment = tagName.GetTagToken();
var tokenString = new NSMutableAttributedString(NSAttributedString.FromAttachment(textAttachment));
var attributes = createBasicAttributes();
attributes.Dictionary[TagId] = new NSNumber(tagSpan.TagId);
attributes.Dictionary[TagName] = new NSString(tagSpan.TagName);
tokenString.AddAttributes(attributes, new NSRange(0, tokenString.Length));
return(tokenString);
}
public void UIKitAttachmentConveniences_New()
{
if (!TestRuntime.CheckSystemAndSDKVersion(7, 0))
{
Assert.Inconclusive("requires iOS7+");
}
// so we added custom code calling the (old) category helper - but we had to pick a different name
using (var ta = new NSTextAttachment(null, null))
using (var as2 = NSAttributedString.FromAttachment(ta)) {
Assert.That(as2.Length, Is.EqualTo((nint)1), "Length");
Assert.That(as2.Value [0], Is.EqualTo((char)0xFFFC), "NSAttachmentCharacter");
}
}
private static NSAttributedString createAttributedString(
IEnumerable <TokenTextAttachment> tagTokens)
{
var tagTokenString = tagTokens.Aggregate(
new NSMutableAttributedString(),
(result, token) =>
{
result.Append(NSAttributedString.FromAttachment(token));
return(result);
}
);
return(tagTokenString);
}
private void SetupStatusDisplayTextField()
{
NSTextAttachment attachment = new NSTextAttachment
{
Image = NSImage.ImageNamed(NSImageName.ApplicationIcon),
Bounds = CoreGraphics.CGRect.FromLTRB(0, -4, 14, 10),
};
NSAttributedString imageAttributedString = NSAttributedString.FromAttachment(attachment);
NSMutableAttributedString statusDisplayAttributedString = new NSMutableAttributedString();
statusDisplayAttributedString.Append(imageAttributedString);
statusDisplayAttributedString.Append(new NSAttributedString(" Apple Cider 2020 for Mac"));
StatusDisplayTextField.AttributedStringValue = statusDisplayAttributedString;
}
/// <summary>
/// 插入图片到textView
/// </summary>
/// <param name="bytes">Stream.</param>
private void AddImageToTextView(byte[] bytes, string originSizeUrl)
{
this.InvokeOnMainThread(() =>
{
using (var stream = new MemoryStream(bytes))
{
ImageCell cell = new ImageCell(NSImage.FromStream(stream));
cell.SetData("picUrl", originSizeUrl);
NSTextAttachment am = new NSTextAttachment
{
AttachmentCell = cell
};
NSAttributedString nbs = NSAttributedString.FromAttachment(am);
this.TextPrint.TextStorage.Append(nbs);
}
});
}
public NSAttributedString Convert(string project, string task, string client, UIColor color, bool isProjectPlaceholder = false, bool isTaskPlaceholder = false)
{
if (isProjectPlaceholder)
{
var attachment = new NSTextAttachment();
attachment.Image = placeHolderImage();
var placeholderImage = NSAttributedString.FromAttachment(attachment);
return(placeholderImage);
}
var dotString = projectDotImageResource.GetAttachmentString(fontHeight);
var clone = new NSMutableAttributedString(dotString);
var dottedString = tryAddColorToDot(clone, color);
var projectInfo = buildString(project, task, client, color, isTaskPlaceholder);
dottedString.Append(projectInfo);
return(dottedString);
}
public static NSAttributedString GetMultiLineAttributedStringWithImage(NSImage image, string title, string description, nfloat fontSize, NSColor titleColor, NSColor descriptionColor)
{
var attrString = new NSMutableAttributedString("");
if (image != null)
{
var cell = new NSTextAttachmentCell(image);
image.AlignmentRect = new CoreGraphics.CGRect(0, 5, image.Size.Width, image.Size.Height);
cell.Alignment = NSTextAlignment.Natural;
attrString.Append(NSAttributedString.FromAttachment(new NSTextAttachment {
AttachmentCell = cell
}));
attrString.Append(new NSAttributedString(" "));
}
var pstyle = new NSMutableParagraphStyle();
pstyle.HeadIndent = pstyle.FirstLineHeadIndent = 24;
attrString.Append(GetMultiLineAttributedString(title, description, fontSize, titleColor, descriptionColor, pstyle));
return(attrString);
}
public void SetTexts(string mainText, string moreText, string showMoreText, UIImage showMoreImage)
{
var text = mainText;
if (moreText.Length > 0)
{
text += "\n\n" + moreText;
}
TextLabel.Text = text;
var attributed = new NSMutableAttributedString(showMoreText + " ");
var attachment = new NSTextAttachment {
Image = showMoreImage
};
attributed.Append(NSAttributedString.FromAttachment(attachment));
PerformWithoutAnimation(() =>
{
ShowMoreButton.SetAttributedTitle(attributed, UIControlState.Normal);
ShowMoreButton.LayoutIfNeeded();
});
}
public static NSAttributedString AttributedStringForTextComponents(ICollection <TextComponent> textComponents, bool usePrimaryColor)
{
var attributedString = new NSMutableAttributedString();
var font = UIFont.SystemFontOfSize(15);
var primaryTextColor = usePrimaryColor ? Color.PRIMARY_TEXT_COLOR.ToUIColor() : Color.SECONDARY_TEXT_COLOR.ToUIColor();
var secondaryTextColor = Color.SECONDARY_TEXT_COLOR.ToUIColor();
foreach (var component in textComponents)
{
if (component.PrimaryText != null)
{
var translatedText = NSBundle.MainBundle.LocalizedString(component.PrimaryText, "");
attributedString.Append(new NSAttributedString(translatedText, foregroundColor: primaryTextColor, font: font));
}
else if (component.SecondaryText != null)
{
var translatedText = NSBundle.MainBundle.LocalizedString(component.SecondaryText, "");
attributedString.Append(new NSAttributedString(translatedText, foregroundColor: secondaryTextColor, font: font));
}
else if (component.IconIdentifier != TextComponent.Icon.None)
{
string icon = "info";
switch (component.IconIdentifier)
{
case TextComponent.Icon.Info:
icon = "info";
break;
case TextComponent.Icon.Location:
icon = "location";
break;
case TextComponent.Icon.Person:
icon = "person";
break;
case TextComponent.Icon.Subject:
icon = "book";
break;
}
var iconImage = UIImage.FromBundle(icon);
var iconAttachment = new NSTextAttachment
{
Image = iconImage,
Bounds = new CoreGraphics.CGRect(new CoreGraphics.CGPoint(0, font.Descender), iconImage.Size),
};
var attributedIconString = NSAttributedString.FromAttachment(iconAttachment);
// Fix for text attachment tinting bug https://stackoverflow.com/a/36319475/1668608
attributedString.Append(new NSAttributedString(" ", UIFont.SystemFontOfSize(0)));
attributedString.Append(attributedIconString);
attributedString.AddAttributes(new UIStringAttributes {
ForegroundColor = secondaryTextColor
},
new NSRange(attributedString.Length - attributedIconString.Length - 1, attributedIconString.Length + 1));
attributedString.Append(new NSAttributedString(" ", font));
}
}
var paragraphStyle = new NSMutableParagraphStyle
{
ParagraphSpacing = 0.25F * font.LineHeight
};
attributedString.AddAttributes(new UIStringAttributes {
ParagraphStyle = paragraphStyle
},
new NSRange(0, attributedString.Length - 1));
return(attributedString);
}
