LitDev Extension API

LD3DView LDArray LDBits LDBlueTooth LDCall
LDChart LDClient LDClipboard LDColours LDCommPort
LDController LDControls LDCursors LDDataBase LDDateTime
LDDebug LDDialogs LDDictionary LDEffect LDEmail
LDEncryption LDEvents LDFastArray LDFastShapes LDFigures
LDFile LDFocus LDftp LDGraph LDGraphicsWindow
LDHID LDImage LDInline LDIOWarrior LDList
LDLogic LDMath LDMathX LDMatrix LDMusic
LDNetwork LDPhysics LDProcess LDQueue LDRegex
LDResources LDScrollBars LDSearch LDServer LDSettings
LDShapes LDShell LDSort LDSound LDSpeech
LDStatistics LDStopwatch LDText LDTextWindow LDTimer
LDTranslate LDUnits LDUtilities LDVector LDWaveForm
LDWebCam LDWindows LDxml LDZip

LDScrollBars
GraphicsWindow ScrollBars - can be used for a scrolling game.

Warning - Do not alter the GraphicsWindow size using GraphicsWindow.Width or GraphicsWindow.Height AFTER scrollbars have been added.
In this case use LDGraphicsWindow.Width and LDGraphicsWindow.Height.

For large scrolling regions see Rasterize property.


Add HorizontalScroll KeyScroll
Modify MouseScroll Rasterize
ScrollBarChanged VerticalScroll Visibility

Add(width,height)
Add Scroll Bars to the GraphicsWindow.
The input width and height are those that can be scrolled to.
A value of 0 prevents a scrollbar appearing.

width The width of the scrollable region.
height The height of the scrollable region.

HorizontalScroll
Get or Set the horizontal ScrollBar position.

KeyScroll
Set if scrollbars will move with arrow keys "True" (default) or "False".

Modify(action)
Move scrollbars.
action Allowed actions include the following.
"PageDown", "PageUp", "PageLeft" and "PageRight"
"ScrollToTop", "ScrollToBottom", "ScrollToLeftEnd" and "ScrollToRightEnd"
"ScrollToHome", "ScrollToEnd"


MouseScroll
Set if scrollbars will move with mouse wheel "True" (default) or "False".
Hold the shift key down to scroll horizontally with mouse wheel.


Rasterize
Rasterize drawables "True" (default) or "False".
When more than 100 objects are drawn (not Shapes) SmallBasic will rasterise these to an image for performance reasons.
For a very large scrollable region this will run out of memory and can be disabled here.
If it is disabled, then don't use more than 100 drawable objects.
This property should be set before LDScrollBars.Add is called.


ScrollBarChanged
Event when a scroll operation occurs

VerticalScroll
Get or Set the vertical ScrollBar position.

Visibility
Get or Set the ScrollBars' visibility.
"True" or "False".