ImageEn, unit iexPdfiumCore |
|
TPdfObjectList.HighlightedIndex
Declaration
property HighlightedIndex: Integer;
Description
Draw a colored rectangle around the specified object.
Note:
◼The color of the highlighting rect is specified by
HighlightColor◼You must call ImageEnView1.Invalidate() after setting HighlightedIndex
// Select the clicked object
procedure TfrmMain.ImageEnView1MouseDown(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
var
idx: Integer;
pt: TDPoint;
begin
pt := ImageEnView1.PdfViewer.ScrToPage( X, Y, True );
idx := ImageEnView1.PdfViewer.Objects.FindObjectAt( pt );
if idx > -1 then
begin
ImageEnView1.PdfViewer.Objects.HighlightedIndex := idx;
ImageEnView1.Invalidate();
end;
end;