Uifont line height. x use caretRect(for position: UITextPosition) -> CGRect.

Uifont line height The Dynamic Type feature allows users to choose the size of textual content displayed on the screen. 2 is a common practice. font = The width used by the text, with an option to calculate the real width of the largest line. An optimal range is probably roughly 1. Follow edited Feb 27, 2014 at 6:34. For example using Tahoma, 8pt result will result in 26. Here is an example that sets the line-height at 10vh or 100px. progressStatus { height: calc(var(--line-height) * 2em); line-height: var(--line-height); --line-height: 1. I disagree. 1 line-height property for headlines and a 1. Normally, the label draws the text with the font you specify in the font property. In your case, Catamaran has an ascender of 1100 and a descender of 540. I tried many solutions, but the one that worked was this, suggested by a friend: - (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath { int height = [StringUtils findHeightForText:yourLabel havingWidth:yourWidth andFont:[UIFont systemFontOfSize:17. So it is better to use ceil() rather than roundf( ). Weight ) -> UIFont Returns the standard system font with all digits of consistent width. 850000 . Directly querying UIFont provides only system fonts, but the user may have additional fonts on their device. The reason that you get a height that is too short is because of the leading in the default paragraph Single line: factLabel. 69: 21145: March 25, 2024 let textFont = UIFont(name: "Helvetica Bold", size: 20)! let textColor = UIColor(white: 1, alpha: 1) // White let paragraphStyle = NSMutableParagraphStyle() paragraphStyle. [As he knowingly digs up a more-than-one-year-old thread ] One thing I sometimes wish I could do in IB is enter text without embedded line breaks, set UILineBreakModeWordWrap and numberOfLines = 0, and then The regular font weight. Important. It helps users who need While point sizes, line lengths and fonts are easy to control with UIKit, line spacing is a little trickier. backgroundColor = UIColor. Bernhard Modern doesn't. 2. lineHeight = 12. Additionally the specific relation of normal to font-size differs from browser to browser. However, the paragraph spacing (before and after) and any space added around line-height:normal; is relative to the font-size, not to the height of the surrounding element. Based on Glenn Howes' excellent answer, I created an extension to calculate the width of a string. import UIKit func heightForView(text:String, font:UIFont, width:CGFloat) -> CGFloat{ let label:UILabel = UILabel(frame: CGRectMake(0, 0, width, CGFloat. The problem is that the default line height is just WAY too small. line-height is the distance from the top of the first line of text to the top of the second. If your string is two lines long, the returned rect height is something like 33,4 points. Hope this helps! To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow UIFont defines a number of methods for accessing a font’s metrics information, when that information is available. Top padding helps in a sense, but it increases the total height occupied by the element. Craig White Craig White. clearColor() label. On previous iOS versions, everyting it's ok and the line spacing is added only when there are more than one line (see below image). 5x. 000000 but in iOS7 font. – Klaas. If you want to measure only on line height you can use: Size charSize = Creates and returns a font object for the specified font name and size. This is a wrapper for the iOS UIFont. Please upvote if you have the same need. 10 lines of Text with Body = 218. Use a UIFont Metrics object to support scalable custom fonts in your app. Type set so that the line height is the same as the point size is "set solid" -- no extra lead between the lines. , the CSS line-height property), For the maximum height, depending how many lines we want to show, we multiply the number of lines (here 3) with TextView’s font line height, we add again the vertical spacing and also the space I have a problem with TextField's titleLabel. css. usesLineFragmentOrigin for multi-line labels. In the Text view in the example below, 10 points separate the bottom of one line to the top of the next as the text field wraps inside this view. systemFont(ofSize: 12, weight: . And the UPM (Units per Em) of the font is default 1000. The size in points to which the font is scaled. isActive = true I am trying to manage scrollview height according to textview content height with other view. As pointed out, this post relates how to get the height, rather than the number of lines. 0)//Set your font How to calculate your height in cm; Height conversion chart; How to calculate your height in cm. boundingRectWithSize(maxLabelSize, The height in pixels from sizeWithFont: includes the ascender and descender, so it's the whole line height in pixels. Using this feature UITableviewCell get its height from its content and We don't need to write heightForRowAtIndexPath. lineHeight) I clearly saw that sometimes returned number of lines was 1 too many. lineHeight = 25. ly/OtdxOe). Things like font, font-size, line spacing and text area width, etc. If your height is in feet and inches, multiply the feet figure by 12 first, before adding on the extra inches and multiplying by 2. minimumFontSize) { fontSize--; newFont CTFramesetterSuggestFrameSizeWithConstraints works correctly. Ask the community. UIFont. The top y-coordinate, offset from the baseline, of the font’s longest ascender. let font = UIFont(name: "HelveticaNeue", size: 25)! let text = "This is some really long text just to test how it works for calculating heights in swift of string sizes. Line height can also be derived from the x-height of a font, which is the height of lower-case letters like "x". NSMutableParagraphStyle *style = [self. extension String { func The height of the lowercase "x," from which "x-height" derives, might be tall (Arial) or very short (Bernhard Modern) in relation to the point size. scaledFont(for: font) } GO FURTHER, FASTER Unleash your full potential as a Swift developer with the all-new Swift Career Accelerator: the most comprehensive, career-transforming learning resource ever created Great, I have just stumbled on this question myself and this solves it in no time :-) Just two notes: (1) first two lines in inner if clause are redundant, as they will be executed right under the for cycle. width - 48, CGFloat(9999)) var contentNSString = contentText as NSString var expectedLabelSize = contentNSString. let font = UIFont. bold) font. font = font label. font = UIFont (name: " HelveticaNeue-CondensedBlack ", size: 100) headerLabel. This seems to work for me (using autolayout): label. 14k 4 4 gold badges 25 25 silver badges 36 36 bronze badges. – Create Extension to calculate the height of label following method return height of the label. LineHeight is read-only and has got no setter. addressBar. 8 @property(nonatomic, readonly) CGFloat leading Discussion The leading value represents the spacing between lines of text and is measured (in points) from baseline to baseline. 2x, 1. Discussion. you could access the height of character for Caps and Lower using the properties. for Swift: let label = UILabel(frame: CGRectMake(0, 0, UIScreen. The value in this property is intended for an application’s internal usage only and should not be displayed. All I have to do in Leading is the measurement from one baseline to the next if you have text that is rendered on multiple lines. "Counting pixels" did it for me at the end. Here’s a breakdown of how to create this feature with dynamic In the case of number of lines each letter after the limit a line could display should be taken to next line so . Commented Jun 11, 2018 at 13:41. 3 to 1. See UIFont Descriptor for more information. #define FONT_SIZE 14. But also line-height is not the same with UILabel (and sizeWithFont methods' result) in my case the font was Arial and the size was 16pt and line heights of textview is 4. Create a UILabel, Number of Lines, Set Font, Text Color, Size to fit, Background Color, Text alignment, Calculate Content Bounds (for i. Scott Scott. 005 part of the text should carry to next line. Code: struct TextviewWithScrollview: View { @State private var textStyle = UIFont. 25x or 1. To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow this is the full line height, which means it will measure the line you are writing on it and the next line. TextStyle. Because Dynamic Type lets the user control the size of the text displayed in the cell, it’s important that the cell resizes itself based on the text size. For Swift 4. You can also play with vertical-align, but it affects the height of line boxes. font = I have implemented TableView with CustomCell in my app, I want dynamic height of my UITableViewCell according to text length in UITableViewCell,. x or Swift 5. 0 to 1. 3em). Creates an attribute name with the specified raw value. Weight. 1 UILineBreakModeWordWrap]. } //assigning diffrent fonts to both substrings let font1: UIFont = UIFont(name: "Arial", size: 17. Bugs. 0f]]; height += [StringUtils Overview. 1 1 1 silver badge. Looking at other websites, it seems that a ratio around 1. 00 pt. Availability Available in iOS 2. lineHeight changing between iOS6 and iOS7. Read-only. UIFont+Description. Reference; Feedback. Properties such as ascender, capHeight, (which is calculated from the font’s line height metrics and the paragraph’s line spacing parameters). The property for UIFont. custom(, size: 1000)) is set, each Once you get an UIFont instance from iOS for the given size, you can't alter size later. To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow The font face name. height && height != 0 && fontSize > self. 10: 2917: March 26, 2023 Auto Layout Problem. If you want to use the golden ratio (1. Use line Spacing(_:) to set the amount of spacing from the bottom of one line to the top of the next for text elements in the view. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; Do not use the label object to set the text color or the shadow color. numberOfLines = 0 label The CSS property 'line-height' actually accepts a pure numerical value, which will work out the line height based on the font size set. – To summarize, you can calculate the height of a label by using its string and calling boundingRectWithSize. This sample code project shows how to create self-sizing table view cells that support Dynamic Type. Add a UIView in UIViewController and set your favourite background colour; Now set the following constraints Leading, Top, Trailing and Height(as of now). You must provide the font as an attribute, and include . ByWordWrapping label. Common line height ratios based on x-height include 1. As a reference, here's a DALinedTextView is a UITextView subclass that draws ruled lines to the view, similar to iOS' built-in Notes app. With the advent of digital typesetting, leading measurement has come to be known as line height (e. let disposeBag = DisposeBag() textView. Commented Sep 25, 2014 at 7:17. In Interface Builder, the Dynamic Type option to automatically adjust fonts applies only to text styles or scaled fonts returned by UIFont Metrics. font = [UIFont fontWithName:@"Helvetica" size:14]; textViewLabel. Line height is traditionally calculated as a multiple of the font size. figma. Original Answer. 0, it has precedence over UIFont Descriptor Size Attribute in descriptor. h Here is the correct code for Swift 3, with comments for instructional purposes: override func viewDidLoad() { super. LineHeight was removed in MonoTouch 4. Deprecated UIFont Methods SwiftUI might use values of hhea (Horizontal header table) to set the Text box height. If greater than 0. large , @2) : (Please see code below) 10 lines of Body - Set UILabel line height, letter spacing (and more). The lines conform to the appropriate line-height for the currently set UIFont. Arial or Helvetica look horrible set solid. 0)! let attributes1 = [NSMutableAttributedString. 0) // Compute intrinsicContentSize based on font, and preferredMaxLayoutWidth label. To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow Navigation Menu Toggle navigation. Declared In UIFont. 5 label. The textLabel inside the cell sometimes wraps to 2-3 lines and other times it's 1 line only with no wrapping (maybe 2 -3 words instead of a sentence). x use caretRect(for position: UITextPosition) -> CGRect. We can adjust the Height constraint to achieve dynamic height further. lineHeight = 80 headerLabel. bounds. Use system-defined constants as interchangeable values for weight. e. let headerLabel = UILabel ( ) headerLabel . height; UIFont *newFont = font; //Reduce font size while too large, break if no height (empty string) while (height > size. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more. The height of your label also depends on your width of the label, thats why I added maxLabelWidth, it makes a difference if the label can be 100pt wide or 200pt. What was the motivation behind this and are there any alternatives or do I have to write my own binding to get that value? xamarin. width let maxLabelSize = CGSize(width: labelWidth, height: CGFloat. Is there any way to change the line height in a UITextView? Would be enough to do it statically, no need to change it at runtime. adjustsFontSizeToFitWidth = YES; The above code will adjust your text's font size down to (for example) 8 trying to fit your text within the I found the best answer for my purposes was to use:. Most Q&A and OSS solutions involve image-based backgrounds or overzealous class func monospaced Digit System Font (of Size: CGFloat, weight: UIFont. numberOfLines = 0 // max height for 3 lines, this value worked for me // you can try a slightly larger value if needed let heightLimit = label. minimumFontSize = 8; factLabel. Current page is systemFontSize Apple Apple. letterSpacing = 100 *-0. Set the size of your font to the standard Dynamic Type size that you use for the corresponding content. caretRect(for: position) guard let font = self. On tvOS, text used for subheadings should be in an all-caps format. italicSystemFont(ofSize: 20. So; I get the result (cSize) from sizeWithFont method, with giving width reduced by 16 pixels To make the Dynamic height for UIView follow the simple steps in Storyboard. font = fontMetrics. textColor = UIColor (named: " Mars ") headerLabel. dynamic cell heights), Label Attributed Text, Add shadows to text, Variable height using constraints, LineBreakMode, Clickable Label, Changing Text in an Existing Label, Auto-size label to fit text, Dynamic label frame from unknown text The font’s cap height information. The results aren’t quite consistent, but since we customize line height with NSParagraphStyle we need to use the CGFloat scale function. topics tr { overflow: hidden; height: 14px; white-space: nowrap; } The white-space: nowrap is important as it prevents your row's cells from breaking across multiple lines. UIFont let lineHeight: CGFloat} class LineHeightedLabel: Follow. font: font1] let attrString1 = NSMutableAttributedString(string Discussion. To create a styled font based on a custom font, use a UIFont Metrics object. attributedText = [[NSAttributedString alloc] initWithString:@"Test string" attributes:underlineAttribute]; The font for first-level hierarchical headings. lineHeight * 3 + 0. subheadline). If the text were larger or smaller, it would be cut off or have too large padding. For some fonts the height per capital (capHeight) differs per character (see bit. 3–1. License To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow I am using xcode 5, while using setting font to textview and i am drawing lines using CGContext and i found some weird issue the value of font. I personally like to add text-overflow: ellipsis to my th and td elements to make the overflowing text look nicer by adding the trailing fullstops, for And if you are an iOS developer, you may know that UIFont has a property called leading which returns line height. If you're doing something like setting the width of a UISegmentedControl, this can set the width based on the segment's title string. 1. Although I UPD: As of iOS 6 Apple added NSAttributedString support for UILabel, so now it's much easier and works for multiple lines: NSDictionary *underlineAttribute = @{NSUnderlineStyleAttributeName: @(NSUnderlineStyleSingle)}; myLabel. The descender value is measured in points. textColor = [UIColor lightGrayColor]; textViewLabel. When I calculated number of lines (toUseForDrawingBounds. Overview. A collection of attributes that describes a font. frame. Commented Jun 18, 2012 at 16:40. Line-height should typically get smaller as font-size increases, so the default behavior here usually saves you a ton of work. I have want"; textViewLabel. lineSpacing = 40 // Line Spacing let textFontAttributes = [ NSFontAttributeName: textFont The line height of the 1st line of a SwiftUI Text view is different from what the HIG specifies: For example (Content Size Category = . preferredFontDescriptor(withTextStyle: . A font descriptor can be used to create or modify a UIFont object. If this property is true, and the text in the text property exceeds the label’s bounding rectangle, the label reduces the font size until the text fits or it has scaled the font down to the minimum font size. The height of the text, with or without paddings. A soon as we type something the height collapse to the correct height (see below image in the center). width, 44)) label. asDriver(). Community Bot. The height your label needs is neededSize. Update Height Constraints as shown below: So let's first talk about line height. Would be great if a simple dashboard with some basic UI settings is provided. In this article, I will first describe in detail a clever helper to meet challenging Overview. Other @properties of the UIFont class have the same 'problems'. paragraphStyle: { let paragraph // /* Designed with single-line UILabels in mind, this subclass 'resizes' the label's text (it changes the label's font size) everytime its size (frame) is changed. By default, line height is the height of font's vertical limits. Share. 0; Use a UIFontMetrics object to support scalable custom fonts in your app. Developer; Documentation For a list of possible values, see UIFont. greatestFiniteMagnitude)) label. answered Jun 23, 2011 at 22:20. text does not let you set the text). 0. The standard font size, in points, for labels. 0; use height of font calculated in rem as line-height or still rely on the pixel-based value (which in the example is fallback for older browsers)? Discussion. size. The font descriptor contains a mutable dictionary of optional attributes for creating a UIFont object. You can see the value of lineheight of your font via this extension : CGFloat lineHeight = 0. Instead, use the set Title Color(_: for:) and set Title Shadow Color(_: for:) methods of this class to make those changes. That explains a lot! UIFont line height Is there any way to set the lineHeight of a UIFont? I know that NSAttributedString can be used to achieve this, but this doesn't suit my case, I would really like to just manipulate font of a UILabel Is there any way to get the line height of empty span in px? NOTE: I'm not trying to get line-height css property. headline) label. because it define all of it's property as readonly. Here’s a breakdown of how to create this feature with Unfortunately, there's no single value of line-height (leading) that is optimal for all situations. invalidateIntrinsicContentSize() // Destination height let Most of the users don’t have much experience in tweaking the custom CSS, even if they do, sometimes it’s hard to locate the CSS elements that they intend to adjust. an UILabel in my iPhone app. The default value for this property is false. Finally you also get the height of captial letters and the height of the lowercase x. Sign in Product The x-height of the font. (2) if there's also need of UILabel's text to be vertically aligned to top (in case it is using fewer lines than actually can be shown in label), it suffice to set label's height to To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow The font for subheadings. The lower 16 bits represent the typeface, and the upper 16 bits describe appearance of the font. Not giving it a height will show some red lines in SB for "Need constrains for: Y position or height" – Bogdan Razvan. lineSpacing is a property of NSParagraphStyle rather than UIFont so it's not possible to know what the original lineSpacing for a font is. body { font: 100%/1. paragraphSpacing = 20 // Paragraph Spacing paragraphStyle. if let font = UIFont(name: "Helvetica", size: 72) { let fontMetrics = UIFontMetrics(forTextStyle: . Applying line Spacing(_:) to a view hierarchy applies the line spacing to all text elements That could work even if you will have to determine which characters to remove (at what offset does the text gets troncated — well that's the easiers part) and how much (that's more complicated) depending on the font and size at the truncation point (3 letters 'i' in plain text won't be enough but 3 'w' in bold will be too much), and especially if the trunction happens in the The base font to use when applying the style information. The font name is a name such as Helvetica Bold that incorporates the family name and any specific style information for the font. There is more space under descent, it represents a gap to add between lines. Follow edited May 23, 2017 at 12:27. UIFontDescriptor. MonoTouch: 6. So the lines are not drawing properly in textview. You can specify it as a multiple of the font-size, like `1. That means I want to decrease the font size and show the full text in a visible area. For example, the text of this post will be displayed using a font-size of 14px and a line-height of (about) 18px, set using the value 1. it'll cut off my text because I'm using a custom font and it won't align well, anyway, when I was investigating the code (Swift version) I've encounter I was wondering if it is possible to create a UIButton with two lines of text. If used with only one line of text I'd expect them to produce similar results in most cases. 61803399), then you could set this as the line height in the body. h. here is the snapshot of Customcell: and here is the snapshot of my UITableView: code snippet for heightForRowAtIndexPath. black, . If you find yourself fighting it, you can always customize your font-size scale to not include default line-heights. You then pass your custom font to the scaled Font(for:) method (or one of the other methods of this class) to obtain a font object that is based on your custom font, has the UITextView has 8px of padding on each side. Due to this, I The heavy font weight. The height, in points, of text lines. This browser is no longer supported. numberOfLines = 0 label. Font descriptors have a font matching capability, so that you can partially describe a font by creating a font descriptor with, for example, just a family name. The ultra-light font weight. 7, but to select an optimal value Scale text in your interface automatically using Dynamic Type. Default Implementations height is the vertical measurement of the container. 5 means it is set at 150% of the font size. I need each line to have a different font size. To set the actual text of the label, use set Title(_: for:) (button. lineHeight. 618 sans-serif; } As an example, setting a H1's font-size to 24px would produce a The size, in points, of the standard small system font. Definition. In case anyone wants realtime line number count, this is how you do it with RxSwift & RxCocoa. Easy enough, 1 will To create a multi-line text editor that dynamically adjusts its height based on the content, we’ll use SwiftUI’s TextEditor. 5points more than uilabel's line heights. In this case, the line-height would be normal. You might consider adding the line break mode as another parameter. The bottom y-coordinate, offset from the baseline, of the font’s longest descender. The system scales to match the user’s Create table view cells that support Dynamic Type and use system spacing constraints to adjust the spacing surrounding text labels. lineHeight = 21. textColor = UIColor ( named : " Mars " ) headerLabel . GitHub Gist: instantly share code, notes, and snippets. Improve this answer. Each constant corresponds to a different value that indicates the weight of a font. DALinedTextView is special because it was built with performance and appropriate behavior in mind. frame, This general topic has been asked here multiple times: how to render UITableViewCells with varying amount of text and thus varying height. Also, my question still stands - what is the relationship between point size and anything real world. Optionally the variable -line-height can also be defined higher up in the DOM hierarchy if helpful as variables are visible in all nested elements, too, until overridden. for example, in iOS6 font. max)) label. Divide the height of the string by the height obtained in 1 above. Use NSParagraphStyle to increase minimum line height:. ios With every UIFont (different combinations of font sizes & text) it can happen the returned height is 1 blank line too big. viewDidLoad() // CGRectMake has been deprecated - and should be let, not var let label = UILabel(frame: CGRect(x: 0, y: 0, width: 200, height: 21)) // you will probably want to set the font (remember to use Dynamic Type!) label. Note that im using CGFLOAT_MAX for the size height, to make sure the label has enough place to fit in the CGSize. Solution for getting the right height with a given text, width and max number of lines. font = UIFont ( name : " HelveticaNeue var lineHeightMultiple: CGFloat. 0 and later. 3em. numberOfLines = 0 An object that contains the specific font, size, style, and weight attributes to apply to a symbol image. Class constants classify certain stylistic qualities of the font. When the user selects one of these nonsystem fonts in the font picker, the system grants your app access to the font. I am using a custom UITableViewCell which has some labels, buttons and image views to be displayed. I've had a similar problem when developing something in flash/as3. preferredFontForTextStyle method and the current Android Material Design logseq/custom. Any idea how to set line height in MonoTouch? UIFont. x. font = UIFont. The weight of the font, specified as a font weight constant. CGFloat = 0//storybord width of UILabel let height:CGFloat = 0//storyboard height of UILabel let font = UIFont(name Update Sept 2019. since DGund's answer didn't work for me, it fit the width, but I wanted it to fit the height. 1; } Change 2em to 3em to use 3 line heights (1. 2: 1017: March 25, 2024 SOLVED: Align and style your text by trimming any extra spacing. //label. boldSystemFont(ofSize: 20. lineBreakMode = NSLineBreakMode. heightAnchor. You create a font metrics object that specifies the font style—for example, body or title—that you want to use in The line height of the 1st line of a SwiftUI Text view is different from what the HIG specifies: For example (Content Size Category = . A font descriptor for the font. 5 line-height property for body copy. text = text The height of the text lines as measured in points. greatestFiniteMagnitude) let actualLabelSize = let headerLabel = UILabel headerLabel. There is one label in the cell whose text is a NSString object and the length of string could be variable. func heightForView(text:String, font:UIFont, width:CGFloat) -> CGFloat{ let label:UILabel = UILabel(frame: CGRectMake(0, 0, width, CGFloat. The UIFont with unscaled point size is scaled directly to To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow Discussion. It has no effect on custom fonts set in Interface Builder. systemFont(ofSize: 17. Which means in SwiftUI, when . If there is too much space below the letters, reducing line-height makes it smaller, but it also affects the space above. The canonical answer is: you calculate the height in table view controller delegate in heightForRowAtIndexPath using sizeWithFont:constrainedToSize:lineBreakMode:. A title with a point size of 28pt and a line height of 38pt; A body with a point size of 17pt and a line height of 24pt; Both the title and body are 8pt apart on the Y-axis, and 8pt away from the edges of the card on the X-axis. To calculate your height in centimeters from inches, multiply your height figure by 2. body) . Let's look at an example You can easily calculate the line height using some simple calculations. E. When styling text on web pages, both font size and line height can be set. The box height will be calculated as the sum of these two values: 540 + 1100 = 1640. defaultTextAttributes[NSParagraphStyleAttributeName In iOS 8 and above we can use the Dynamic Table View Cell Height. The font’s point size, or the effective vertical point size for a font with a nonstandard matrix. g. For the web this all translates to roughly a 1. 0) label. – Martin Peter. traitTightLeading) // 20 pt line height label. 54. Any] = [ . I use height when I want to explicitly set the container size and line-height for typographic layout, where it might be relevant if the user resizes the text. For a list of possible values, see “Font Weights” in UIFont Descriptor. textView. 2 min read · Update: Swift 4. title Label. Key. font: UIFont. 0f #define CELL_CONTENT_WIDTH The semibold font weight. 1 2 3 fits on the same line. Line Height Property. height / font. line-height: min(10vh, 100px); // or // line-height: max(10vh, 100px); See min() and max(). To create a multi-line text editor that dynamically adjusts its height based on the content, we’ll use SwiftUI’s TextEditor. 2) More importantly, the text lines are not wrapped. font(. let labelWidth = label. import UIKit class MyTextView: UITextView { override func caretRect(for position: UITextPosition) -> CGRect { var superRect = super. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Adding additional lines of text is fine - all the cell styles appropriately increase in height to accommodate - but adding additional lines of detail does nothing to change the cell height, and quickly causes the content to spill over; the text+detail are themselves laid out correctly, and together centered correctly over the middle of the cell There are several ways to deal with the problem. For example, if the longest descender extends 2 points below the baseline, this method returns -2. rx_text. constraint(lessThanOrEqualToConstant: heightLimit). Is there a way to set lineSpacing property of NSParagraphStyle / NSMutableParagraphStyle attribute of an NSAttributedString object to a percentage of the font's base/original lineSpacing?. Fonts created through UIFont Metrics behave the same as the preferred fonts the system provides. large , @2) : (Please see code below) 10 lines of Body - HIG = 220. You see each line contains one more number. Whichever one is smallest will be used in the browser. . 50 pt UIFont. In a fluid layout - when using rem in font-size - will the "non-value" line-height: 2. The natural line height is multiplied by this factor (if positive) before being constrained by minimum and maximum line height. The title Label property returns a value even if the button has not been displayed yet. Adding the ascent to the descent and the line gap results in the line height which is basically the height of a single line of text. If you use max() it will select whichever property is largest. 5`, or as an absolute value, like `24px`. This value may be positive or negative. @"A". + (UIFont *)findAdaptiveFontWithName:(NSString *)fontName forUILabelSize:(CGSize W3Schools offers free online tutorials, references and exercises in all the major languages of the web. In roundf( ) a value will be significant only when it is greater or equal to its half value) ceil() The `line-height` property controls the amount of space between lines of text. 0f]]; height += [StringUtils The font for body text. font-size: 20px; and line-height: 2. The font appearance information represented by the upper 16 bits of NSFont Symbolic Traits can be used for stylistic font matching. However, on iOS 16 beta 4, the line spacing is added also when the content is empty (see below image on the left). Improve this question. systemFont(ofSize: 20. To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow Space under the baseline and used for letter legs is called the descent or descender. UIFont Descriptor. Don't make the mistake, like me, to cast it into an int, because 33,4 becomes 33 The medium font weight. 4 5 6 should be wrapped to the next line. Return Value label. numberOfLines = 1; factLabel. Use a UIFont Picker View Controller to provide the user access to all the fonts on their device. Because fonts are immutable, any element that adjusts for an updated content size category does not modify the font itself. font. preferredFont(forTextStyle: . 0; - will add height of font-size as line-height. You create a font metrics object that specifies the font style—for example, body or title—that you want to use in your app. 1 * 3em = 3. This answer is a much cleaner way to do it using new syntax. @property(nonatomic, readonly) CGFloat xHeight @property(nonatomic,readonly) CGFloat lineHeight @property(nonatomic, readonly) CGFloat I am trying to calculate the height of a UILabel based on different String lengths. Follow answered Jun 3, 2020 at 20:19. byWordWrapping Overview. font else { return superRect } // "descender" is expressed as a negative I'm using this inside a cell's sizeForItem and sizeForHeader. For example, a line height of 1. main. If you change it to true, be sure that you I want to show large sentence in UILabel in a single line. withSymbolicTraits(. Avoid passing an arbitrary floating-point number for weight , because a font might not include a variant for every weight. height. func calculateContentHeight() -> CGFloat{ var maxLabelSize: CGSize = CGSizeMake(frame. 005 is also significant this . body @State private var textForTextView = "fdgfhjdsgfdhsgfdsfg dsfg dsfgdsfh fh sf hdsjklf dhsjkfhsdjkfdhsjkfadhsfkds fdshfjkldsh fjkldsh fdshfdshfdsfhsfdsfh sf ewf g iuf Line height is a property so often left at its default value that it can be easily overlooked. In Swift 5: Rob pointed me in the right direction and I saw that the number of lines can be achieved by using the UIFont. foregroundColor: UIColor. leading / 2) I have some labels which I want to adjust their height to the text, this is the code I wrote for this now. To get the number of lines, Get the height for a single letter, e. If you set a higher `line-height`, you'll get more You can ask a UIFont instance for its lineHeight metric: UIFont *const font = [UIFont systemFontOfSize: 10]; CGFloat lineHeight = [font lineHeight]; If I want a particular lineHeight, (20, say), Problem with Line height in auto layout component. Deprecated in iOS 4. javascript; html; dom; browser; getclientrect; Share. font = UIFont(name:"Helvetica Neue", size: 20. medium), . Skip to main content Skip to in-page navigation. 02 More on that in the article at UILabel line height, letter spacing and more UILabel typography extensions. Avoid passing an arbitrary floating-point number for weight, because a font might not include a variant for every weight. driveNext { text in let text = text as NSString var textWidth: CGFloat = CGRectGetWidth(UIEdgeInsetsInsetRect(self. 212k 21 21 gold badges 298 298 silver badges 576 576 bronze badges. systemFont(ofSize: 15, weight: . . rsdhgdh kjmevp yfjb bfs zwxi klfvkj ecbue yuhkqeha zmah wctqtm