Matrix-orbital GTT70A Manuel d'utilisateur télécharger pdf (Page 22)

Command Summary 18

2.5 Buffers

5.1 Load Font

Dec

Hex

ASCII

254 40

FE 28

þ (

Index FileName

2.0

Load a font file from the SD card into a font buffer for use.

Index

Byte

Index used to identify the font. Specific to fonts.

FileName

ASCII String

Filename, including path from the root folder, of the font file to load.

Return Message

252 40 Length

Result

Byte

Outcome of Load Font command, as per eErrorCode values.

Table 15: eErrorCode values

Value

Description

File Not Found

Invalid Bitmap File Format

Invalid 9Slice Metrics

Invalid 9Slice Index

Invalid Bitmap Index

Invalid Bargraph Index

Invalid Animation Index

Invalid Animation File Format

Invalid Font Index

Invalid Command Parameters

Display is out of RAM

Invalid Region File Format

Invalid Touch Calibration

Successful Touch Calibration

Invalid File Format

Invalid Trace Index

Invalid Touch Region

254

Success

255

Unknown Exception

5.2 Load Bitmap

Dec

Hex

ASCII

254 95

FE 5F

þ _

Index FileName

2.0

Load a bitmap file from the SD card into a bitmap buffer for use. Supported formats are BMP, GIF, JPG, and PNG

(all in RGB format only, an alpha channel is not supported).

Index

Byte

Index used to identify the bitmap. Specific to bitmaps, and screen rectangles.

FileName

ASCII String

Filename, including path from the root folder, of the bitmap file to load.

Return Message

252 95 Length

Result

Byte

Outcome of Load Bitmap command, as per eErrorCode values.

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 52 53

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Matrix-orbital GTT70A Manuel d'utilisateur Page 22

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