Difference between revisions of "Unit uBitmap"
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Revision as of 01:12, 5 April 2017
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Description
Ultibo Bitmap utility unit
Functions to draw or save a standard bitmap image to or from an Ultibo graphics console window.
These functions originally appeared in the Ultibo forum and examples of how to use them can be found there:
DrawBitmap: https://ultibo.org/forum/viewtopic.php?f=13&t=312
SaveBitmap: https://ultibo.org/forum/viewtopic.php?f=13&t=313
Constants
None defined
Type definitions
None defined
Public variables
None defined
Function declarations
uBitmap functions
function DrawBitmap(Handle:TWindowHandle; const Filename:String; X,Y:LongWord):Boolean;
Description: A function for drawing a standard bitmap image onto an Ultibo graphics console window
| Handle | The handle of an existing graphics console window |
|---|---|
| Filename | The name of the file to load the bitmap from |
| X | The column position for the left edge of the bitmap |
| Y | The row position for the top row of the bitmap |
| Return | True if successful or False is an error occurred |
function SaveBitmap(Handle:TWindowHandle; const Filename:String; X,Y,Width,Height,BPP:LongWord):Boolean;
Description: A function for saving all or part of an Ultibo graphics console window to a standard bitmap file
| Handle | The handle of an existing graphics console window |
|---|---|
| Filename | The name of the file to save the bitmap to |
| X | The column position for the left edge of the bitmap |
| Y | The row position for the top row of the bitmap |
| Width | The width (in pixels) of the bitmap |
| Height | The height (in pixels) of the bitmap |
| BPP | The bits per pixel value for the bitmap (eg 16, 24 or 32) |
| Return | True if successful or False is an error occurred |
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