81 lines
2.1 KiB
Markdown
81 lines
2.1 KiB
Markdown
# TextBox
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_A multi-line text editor component with cursor support and text manipulation features_
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Extends: `VisualElement`
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## Properties
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|Property|Type|Default|Description|
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|lines|table|{}|Array of text lines|
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|cursorX|number|1|Cursor X position|
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|cursorY|number|1|Cursor Y position (line number)|
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|scrollX|number|0|Horizontal scroll offset|
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|scrollY|number|0|Vertical scroll offset|
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|editable|boolean|true|Whether text can be edited|
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|syntaxPatterns|table|{}|Syntax highlighting patterns|
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|cursorColor|number|nil|Color of the cursor|
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## Functions
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|Method|Returns|Description|
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|---|---|---|
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|[TextBox:addSyntaxPattern](#textbox-addsyntaxpattern-pattern-color)|TextBox|Adds a new syntax highlighting pattern|
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|[TextBox:removeSyntaxPattern](#textbox-removesyntaxpattern-index)|TextBox|Removes a syntax pattern by index (1-based)|
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|[TextBox:clearSyntaxPatterns](#textbox-clearsyntaxpatterns)|TextBox|Clears all syntax highlighting patterns|
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|[TextBox:updateViewport](#textbox-updateviewport)|TextBox|Updates the viewport to keep the cursor in view|
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|[TextBox:setText](#textbox-settext-text)|TextBox|Sets the text of the TextBox|
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|[TextBox:getText](#textbox-gettext)|string|Gets the text of the TextBox|
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## TextBox:addSyntaxPattern(pattern, color)
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Adds a new syntax highlighting pattern
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### Parameters
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* `pattern` `string` The regex pattern to match
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* `color` `number` The color to apply
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### Returns
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* `TextBox` `self` The TextBox instance
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## TextBox:removeSyntaxPattern(index)
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Removes a syntax pattern by index (1-based)
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### Parameters
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* `index` `number` The index of the pattern to remove
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### Returns
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* `TextBox` self
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## TextBox:clearSyntaxPatterns()
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Clears all syntax highlighting patterns
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### Returns
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* `TextBox` self
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## TextBox:updateViewport()
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Updates the viewport to keep the cursor in view
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### Returns
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* `TextBox` `self` The TextBox instance
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## TextBox:setText(text)
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Sets the text of the TextBox
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### Parameters
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* `text` `string` The text to set
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### Returns
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* `TextBox` `self` The TextBox instance
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## TextBox:getText()
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Gets the text of the TextBox
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### Returns
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* `string` `text` The text of the TextBox
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