118 lines
4.7 KiB
Markdown
118 lines
4.7 KiB
Markdown
# VisualElement : BaseElement
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This is the visual element class. It serves as the base class for all visual UI elements
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and provides core functionality for positioning, sizing, colors, and rendering.
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## Properties
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|Property|Type|Default|Description|
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|x|number|1|The horizontal position relative to parent
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|y|number|1|The vertical position relative to parent
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|z|number|1|The z-index for layering elements
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|width|number|1|The width of the element
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|height|number|1|The height of the element
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|background|color|black|The background color
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|foreground|color|white|The text/foreground color
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|clicked|boolean|false|Whether the element is currently clicked
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|hover|boolean|false|Whether the mouse is currently hover over the element (Craftos-PC only)
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|backgroundEnabled|boolean|true|Whether to render the background
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|focused|boolean|false|Whether the element has input focus
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|visible|boolean|true|Whether the element is visible
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|ignoreOffset|boolean|false|Whether to ignore the parent's offset
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## Combined Properties
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|Name|Properties|Description|
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|position|`x y`|Combined x, y position|
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|size|`width height`|Combined width, height|
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|color|`foreground background`|Combined foreground, background colors|
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## Events
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|Event|Parameters|Description|
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|onClick|`button, x, y`|Fired on mouse click|
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|onMouseUp|`button, x, y`|Fired on mouse button release|
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|onRelease|`button, x, y`|Fired when mouse leaves while clicked|
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|onDrag|`button, x, y`|Fired when mouse moves while clicked|
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|onScroll|`direction, x, y`|Fired on mouse scroll|
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|onEnter|`-`|Fired when mouse enters element|
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|onLeave|`-`|Fired when mouse leaves element|
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|onFocus|`-`|Fired when element receives focus|
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|onBlur|`-`|Fired when element loses focus|
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|onKey|`key`|Fired on key press|
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|onKeyUp|`key`|Fired on key release|
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|onChar|`char`|Fired on character input|
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## Functions
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|Method|Returns|Description|
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|[VisualElement:calculatePosition](#VisualElement:calculatePosition)|number|Calculates the position of the element
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|[VisualElement:getAbsolutePosition](#VisualElement:getAbsolutePosition)|number|Returns the absolute position of the element
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|[VisualElement:getRelativePosition](#VisualElement:getRelativePosition)|number|Returns the relative position of the element
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|[VisualElement:isInBounds](#VisualElement:isInBounds)|boolean|Checks if point is within bounds
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## Protected Functions
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|Method|Returns|Description|
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|[VisualElement:blit](#VisualElement:blit)|-|Draws text with both colors
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|[VisualElement:blur](#VisualElement:blur)|-|Handles a blur event
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|[VisualElement:focus](#VisualElement:focus)|-|Handles a focus event
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|[VisualElement:init](#VisualElement:init)|-|Initializes a new visual element with properties
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|[VisualElement:mouse_click](#VisualElement:mouse_click)|boolean|Handles a mouse click event
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|[VisualElement:mouse_drag](#VisualElement:mouse_drag)|boolean|Handles a mouse drag event
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|[VisualElement:mouse_move](#VisualElement:mouse_move)|boolean|Handles a mouse move event
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|[VisualElement:mouse_release](#VisualElement:mouse_release)|-|Handles a mouse release event
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|[VisualElement:mouse_scroll](#VisualElement:mouse_scroll)|boolean|Handles a mouse scroll event
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|[VisualElement:mouse_up](#VisualElement:mouse_up)|boolean|Handles a mouse up event
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|[VisualElement:multiBlit](#VisualElement:multiBlit)|-|Multi-character drawing with colors
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|[VisualElement:render](#VisualElement:render)|-|Renders the element
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|[VisualElement:setCursor](#VisualElement:setCursor)|VisualElement|Sets the cursor position
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|[VisualElement:textBg](#VisualElement:textBg)|-|Draws text with background color
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|[VisualElement:textFg](#VisualElement:textFg)|-|Draws text with foreground color
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## VisualElement:calculatePosition()
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Calculates the position of the element relative to its parent
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### Returns
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* `number` `x` The x position
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* `number` `y` The y position
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## VisualElement:getAbsolutePosition(x?, y?)
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Returns the absolute position of the element or the given coordinates.
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### Parameters
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* `x` *(optional)* `number` x position
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* `y` *(optional)* `number` y position
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### Returns
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* `number` `x` The absolute x position
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* `number` `y` The absolute y position
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## VisualElement:getRelativePosition(x?, y?)
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Returns the relative position of the element or the given coordinates.
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### Parameters
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* `x` *(optional)* `number` x position
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* `y` *(optional)* `number` y position
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### Returns
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* `number` `x` The relative x position
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* `number` `y` The relative y position
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## VisualElement:isInBounds(x, y)
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Checks if the specified coordinates are within the bounds of the element
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### Parameters
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* `x` `number` The x position to check
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* `y` `number` The y position to check
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### Returns
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* `boolean` `isInBounds` Whether the coordinates are within the bounds of the element
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