ReleaseCapturedPage
Page layout, resource management
Declaration
Function TPDFlib.ReleaseCapturedPage(CaptureID: Integer): Integer;Description
Invalidates a captured-page handle and releases its transient descriptor state when the caller no longer needs another placement
Do invocations remain valid after the handle is released
A released handle cannot be drawn, configured or released again
A released handle cannot be drawn, configured or released again
Parameters
| CaptureID | A handle returned by CapturePage, CapturePageEx, ImportPageAsFormXObject or EndFormXObject |
|---|
Return values
| 0 | The handle is invalid or has already been released |
|---|---|
| 1 | The transient capture state was released successfully |
Example
CaptureID := PDF.EndFormXObject;
if CaptureID <> 0 then
begin
PDF.DrawCapturedPage(CaptureID, 20, 20, 120, 40);
PDF.ReleaseCapturedPage(CaptureID);
end;