Epson Research and Development

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int seGetScreenSize(int device, int *width, int *height)

Description: Determines the width and height of the active display device (LCD or CRT).

Parameter: device - registered device ID width - width of display in pixels height - height of display in pixels

Return Value: ERR_OK - operation completed with no problems.

ERR_INVALID_REG_DEVICE - device argument is not valid.

int seReadDisplayByte(int device, DWORD offset, BYTE *pByte)

Description: Reads a byte from the display buffer.

Parameter: device - registered device ID

offset - offset (in bytes) from start of the display buffer pByte - returns value of byte.

Return Value: ERR_OK - operation completed with no problems

ERR_INVALID_REG_DEVICE - device argument is not valid.

int seReadDisplayWord(int device, DWORD offset, WORD *pWord)

Description: Reads a word from the display buffer.

Parameter: device - registered device ID

offset - offset (in bytes) from start of the display buffer pWord - returns value of word.

Return Value: ERR_OK - operation completed with no problems.

ERR_INVALID_REG_DEVICE - device argument is not valid.

int seReadDisplayDword(int device, DWORD offset, DWORD *pDword)

Description: Reads a dword from the display buffer.

Parameter: device - registered device ID

offset - offset from start of the display buffer pDword - returns value of dword.

Return Value: ERR_OK - operation completed with no problems.

ERR_INVALID_REG_DEVICE - device argument is not valid.

Programming Notes and Examples

S1D13504

Issue Date: 01/02/01

X19A-G-002-07

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Epson S1D13504 manual Int seGetScreenSizeint device, int *width, int *height