71 lines
2.6 KiB
Go
71 lines
2.6 KiB
Go
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package fyne
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// TextAlign represents the horizontal alignment of text within a widget or
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// canvas object.
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type TextAlign int
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const (
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// TextAlignLeading specifies a left alignment for left-to-right languages.
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TextAlignLeading TextAlign = iota
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// TextAlignCenter places the text centrally within the available space.
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TextAlignCenter
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// TextAlignTrailing will align the text right for a left-to-right language.
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TextAlignTrailing
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)
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// TextTruncation controls how a `Label` or `Entry` will truncate its text.
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// The default value is `TextTruncateOff` which will not truncate.
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//
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// Since: 2.4
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type TextTruncation int
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const (
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// TextTruncateOff means no truncation will be applied, it is the default.
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// This means that the minimum size of a text block will be the space required to display it fully.
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TextTruncateOff TextTruncation = iota
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// TextTruncateClip will truncate text when it reaches the end of the available space.
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TextTruncateClip
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// TextTruncateEllipsis is like regular truncation except that an ellipses (…) will be inserted
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// wherever text has been shortened to fit.
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//
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// Since: 2.4
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TextTruncateEllipsis
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)
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// TextWrap represents how text longer than the widget's width will be wrapped.
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type TextWrap int
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const (
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// TextWrapOff extends the widget's width to fit the text, no wrapping is applied.
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TextWrapOff TextWrap = iota
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// TextTruncate trims the text to the widget's width, no wrapping is applied.
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// If an entry is asked to truncate it will provide scrolling capabilities.
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//
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// Deprecated: Use `TextTruncateClip` value of the widget `Truncation` field instead
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TextTruncate
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// TextWrapBreak trims the line of characters to the widget's width adding the excess as new line.
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// An Entry with text wrapping will scroll vertically if there is not enough space for all the text.
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TextWrapBreak
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// TextWrapWord trims the line of words to the widget's width adding the excess as new line.
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// An Entry with text wrapping will scroll vertically if there is not enough space for all the text.
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TextWrapWord
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)
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// TextStyle represents the styles that can be applied to a text canvas object
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// or text based widget.
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type TextStyle struct {
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Bold bool // Should text be bold
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Italic bool // Should text be italic
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Monospace bool // Use the system monospace font instead of regular
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// Since: 2.2
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Symbol bool // Use the system symbol font.
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// Since: 2.1
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TabWidth int // Width of tabs in spaces
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}
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// MeasureText uses the current driver to calculate the size of text when rendered.
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func MeasureText(text string, size float32, style TextStyle) Size {
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s, _ := CurrentApp().Driver().RenderedTextSize(text, size, style)
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return s
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}
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