DAGetPageBox

直接存取功能、頁面屬性

描述

傳回指定頁面邊界矩形的某個尺寸

傳回值為點數，從頁面左下角量起

語法

Delphi

Function TPDFlib.DAGetPageBox(FileHandle, PageRef, BoxIndex, Dimension: Integer): Double;

ActiveX

Function PDFlib::DAGetPageBox(FileHandle As Long, PageRef As Long, BoxIndex As Long, Dimension As Long) As Double

DLL

double DLDAGetPageBox(int InstanceID, int FileHandle, int PageRef, int BoxIndex, int Dimension);

參數

FileHandle由 DAOpenFile、DAOpenFileReadOnly 或 DAOpenFromStream 函式傳回的控制代碼
PageRef由 DAFindPage 或 DANewPage 函式傳回的頁面參照
BoxIndex1 = MediaBox 2 = CropBox 3 = BleedBox 4 = TrimBox 5 = ArtBox
Dimension0 = Left 1 = Top 2 = Width 3 = Height 4 = Right 5 = Bottom int BoxIndex, int Dimension);