Changes from Version 9.0 to Version 10

The product line in Version 10 has been redesigned. If you are an existing LEADTOOLS customer, please take a moment to familiarize yourself with the new line of products and the new features:

Version 10 of the LEADTOOLS C API has changed from version 9.0 as follows:

Changed functions

The following functions have changed from the previous version of LEADTOOLS:

Changed structures

The following structures have been changed to support new features:

New error messages

The following constants for error messages have been added:

New constant

ERROR_JBIG_NOT_ENABLED

JBIG capability required to use this function

ERROR_PAGE_NOT_FOUND

Page not found.

ERROR_DELETE_LAST_PAGE

You cannot delete a page from a file having only one page.

ERROR_PANWINDOW_NOT_CREATED

PanWindow was not created.

ERROR_NO_HOTKEY

There is no hotkey

ERROR_CANNOT_CREATE_HOTKEY_WINDOW

Error creating the hotkey window

ERROR_MEDICAL_NOT_ENABLED

Medical Express capability is required to use this function

ERROR_CAPTURE_STILL_IN_PROCESS

capture is still in progress

ERROR_INVALID_DELAY

the user passed an invalid delay value

ERROR_INVALID_COUNT

the user passed an invalid capture count

ERROR_INVALID_INTERVAL

the user passed an invalid interval value

ERROR_HOTKEY_CONFILCTS_WITH_CANCELKEY

the user specified the hotkey to be the same as the cancel key

ERROR_CAPTURE_INVALID_AREA_TYPE

wrong area type passed to L_CaptureArea()

ERROR_CAPTURE_NO_OPTION_STRUCTURE

invalid options structure pointer

ERROR_CAPTURE_INVALID_FILL_PATTERN

invalid fill pattern

ERROR_CAPTURE_INVALID_LINE_STYLE

invalid line style

ERROR_CAPTURE_INVALID_INFOWND_POS

invalid position for the info window

ERROR_CAPTURE_INVALID_INFOWND_SIZE

invalid size for the info window

ERROR_CAPTURE_ZERO_AREA_SIZE

capture area is equal to zero

ERROR_CAPTURE_FILE_ACCESS_FAILED

The specified filename couldn't be read

ERROR_CAPTURE_INVALID_32BIT_EXE_OR_DLL

The specified filename is not a valid 32bit EXE/DLL

ERROR_CAPTURE_INVALID_RESOURCE_TYPE

The specified resource type is not supported

ERROR_CAPTURE_INVALID_RESOURCE_INDEX

The index resource is out of range

ERROR_CAPTURE_NO_ACTIVE_WINDOW

no active window

ERROR_CAPTURE_CANNOT_CAPTURE_WINDOW

cannot capture window

ERROR_CAPTURE_STRING_ID_NOT_DEFINED

undefined string ID

ERROR_CAPTURE_DELAY_LESS_THAN_ZERO

delay must be at least zero

ERROR_CAPTURE_NO_MENU

no menu to capture

The rest of this topic lists the new functions in version 10.

JBIG Support

L_GetSaveResolution

L_SetSaveResolution

Imaging Common Dialogs:

L_DlgGetEffect

L_DlgGetGradient

L_DlgGetShape

L_DlgGetText

L_DlgGetTransition

L_DlgGetDirectory

PanWindow:

L_CreatePanWindow

L_DestroyPanWindow

L_UpdatePanWindow

PANWNDCALLBACK

Screen Capture:

L_CaptureActiveClient (refer to Ltscrdlln.chm)

L_CaptureActiveWindow (refer to Ltscrdlln.chm)

L_CaptureArea (refer to Ltscrdlln.chm)

L_CaptureAreaOptionDlg (refer to Ltscrdlln.chm)

L_CaptureFromEXE (refer to Ltscrdlln.chm)

L_CaptureFromEXEDlg (refer to Ltscrdlln.chm)

L_CaptureFullScreen (refer to Ltscrdlln.chm)

L_CaptureGetResCount (refer to Ltscrdlln.chm)

L_CaptureMenuUnderCursor (refer to Ltscrdlln.chm)

L_CaptureMouseCursor (refer to Ltscrdlln.chm)

L_CaptureSelectedObject (refer to Ltscrdlln.chm)

L_CaptureSetHotKeyCallback (refer to Ltscrdlln.chm)

L_CaptureWallPaper (refer to Ltscrdlln.chm)

L_CaptureWindowUnderCursor (refer to Ltscrdlln.chm)

L_GetCaptureOption (refer to Ltscrdlln.chm)

L_GetDefaultAreaOption (refer to Ltscrdlln.chm)

L_GetDefaultObjectOption (refer to Ltscrdlln.chm)

L_IsCaptureActive (refer to Ltscrdlln.chm)

L_SetCaptureOption (refer to Ltscrdlln.chm)

L_SetCaptureOptionDlg (refer to Ltscrdlln.chm)

L_StopCapture (refer to Ltscrdlln.chm)

LEADCAPTUREOPTION (refer to Ltscrdlln.chm)

LEADCAPTUREINFO (refer to Ltscrdlln.chm)

LEADCAPTUREAREAOPTION (refer to Ltscrdlln.chm)

LEADCAPTUREOBJECTOPTION (refer to Ltscrdlln.chm)

CAPTURECALLBACK Function (refer to Ltscrdlln.chm)

CAPTUREHOTKEYCALLBACK Function (refer to Ltscrdlln.chm)

Miscellaneous:

L_DeletePage

L_PicturizeBitmap

L_ISISSetScanOptions

L_SaveFileMemory

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