Component: GLCD Bitmap Drawer FAT (Graphical Library)

Author	Matrix TSL
Version	2.2
Category	Graphical Library

GLCD Bitmap Drawer FAT component

A component to simplify the process of drawing bitmap images to a graphical display. Reads Bitmap files directly from a SD card formatted with a FAT file system. Compatible with 24-bit & Monochrome Bitmaps. The gLCD object property specifies which LCD component to draw the bitmap to. Compatible with GLCD, NeoPixel, MIACv3, HT16K33

Component Source Code

Please click here to download the component source project: FC_Comp_Source_Lib_Draw_Bitmap_FAT.fcfx

Please click here to view the component source code (Beta): FC_Comp_Source_Lib_Draw_Bitmap_FAT.fcfx

Detailed description

No detailed description exists yet for this component

Examples

No additional examples

Macro reference

Display_BMP

	Display_BMP
Draws the bitmap image from ROM onto the display at the corrdinates X and Y. Return Values: 0=OK, 1=ColourDepthNotSupported, 237=FileNotFound
- STRING	Filename
Bitmap file to open from current directory on SD card 8.3 format
- UINT	X
X Axis coordinate, specifies the location of the left edge of the bitmap image
- UINT	Y
Y Axis coordinate, specifies the location of the top edge of the bitmap image
- BYTE	Orientation
0=Normal, 1=90 Degrees CW, 2=180 Degrees, 3=270 Degrees CW
- BYTE	Transparency
0=Off, 1=On Don't Draw Any Pixels which match the transparent colour
- BYTE	Flip
0=Normal, 1=FlipWidth, 2=FlipHeight, 3=FlipBoth
- BYTE	Return

Display_BMP_Fast

	Display_BMP_Fast
Draws the bitmap image from ROM onto the display at the corrdinates X and Y. Attempts to draw a row at a time by not forcing coordinates for every pixel so may not work on some displays. Return Values: 0=OK, 1=ColourDepthNotSupported, 237=FileNotFound
- STRING	Filename
Bitmap file to open from current directory on SD card 8.3 format
- UINT	X
X Axis coordinate, specifies the location of the left edge of the bitmap image
- UINT	Y
Y Axis coordinate, specifies the location of the top edge of the bitmap image
- BYTE	Orientation
0=Normal, 1=90 Degrees CW, 2=180 Degrees, 3=270 Degrees CW
- BYTE	Transparency
0=Off, 1=On Don't Draw Any Pixels which match the transparent colour
- BYTE	Flip
0=Normal, 1=FlipWidth, 2=FlipHeight, 3=FlipBoth
- BYTE	Return

GetHeight

	GetHeight
Returns the height of the loaded bitmap file in pixels.
- STRING	Filename
The filename of the bitmap we want to measure
- UINT	Return

GetWidth

	GetWidth
Returns the width of the loaded bitmap file in pixels.
- STRING	Filename
The filename of the bitmap we want to measure
- UINT	Return

SetTransparentColour

	SetTransparentColour
Sets the transparency colour, the colour that is not drawn when transparency is enabled.
- BYTE	R
- BYTE	G
- BYTE	B
- VOID	Return

Property reference

	Properties
	GLCD LinkTo
	File LinkTo
	ColourDisplay
Automatically detects if the graphical LCD object is colour or monochrome