From 0fd8af9cd846055b1ab3796a2ca1ef81bbb6246e Mon Sep 17 00:00:00 2001
From: karak <karak97@gmail.com>
Date: Thu, 22 Nov 2012 14:57:47 +0900
Subject: [PATCH] add read/write page-break-preview in Excel5

---
 Classes/PHPExcel/Reader/Excel5.php           | 33 ++++++++++++++++++++
 Classes/PHPExcel/Writer/Excel5/Worksheet.php |  9 ++++--
 2 files changed, 39 insertions(+), 3 deletions(-)

diff --git a/Classes/PHPExcel/Reader/Excel5.php b/Classes/PHPExcel/Reader/Excel5.php
index 9a7c963b..76e56e48 100644
--- a/Classes/PHPExcel/Reader/Excel5.php
+++ b/Classes/PHPExcel/Reader/Excel5.php
@@ -3995,6 +3995,22 @@ class PHPExcel_Reader_Excel5 extends PHPExcel_Reader_Abstract implements PHPExce
 		// offset: 0; size: 2; option flags
 		$options = self::_GetInt2d($recordData, 0);
 
+		// offset: 2; size: 2; index to first visible row 
+		$firstVisibleRow = self::_GetInt2d($recordData, 2);
+
+		// offset: 4; size: 2; index to first visible colum
+		$firstVisibleColumn = self::_GetInt2d($recordData, 4);
+		if ($this->_version === self::XLS_BIFF8) {
+			// offset:  8; size: 2; not used
+			// offset: 10; size: 2; cached magnification factor in page break preview (in percent); 0 = Default (60%)
+			// offset: 12; size: 2; cached magnification factor in normal view (in percent); 0 = Default (100%)
+			// offset: 14; size: 4; not used
+			$zoomscaleInPageBreakPreview = self::_GetInt2d($recordData, 10);
+			if ($zoomscaleInPageBreakPreview === 0) $zoomscaleInPageBreakPreview = 60;
+			$zoomscaleInNormalView = self::_GetInt2d($recordData, 12);
+			if ($zoomscaleInNormalView === 0) $zoomscaleInNormalView = 100;
+		}
+
 		// bit: 1; mask: 0x0002; 0 = do not show gridlines, 1 = show gridlines
 		$showGridlines = (bool) ((0x0002 & $options) >> 1);
 		$this->_phpSheet->setShowGridlines($showGridlines);
@@ -4014,6 +4030,23 @@ class PHPExcel_Reader_Excel5 extends PHPExcel_Reader_Abstract implements PHPExce
 		if ($isActive) {
 			$this->_phpExcel->setActiveSheetIndex($this->_phpExcel->getIndex($this->_phpSheet));
 		}
+
+		// bit: 11; mask: 0x0800; 0 = normal view, 1 = page break view
+		$isPageBreakPreview = (bool) ((0x0800 & $options) >> 11);
+		
+		//FIXME: set $firstVisibleRow and $firstVisibleColumn
+		
+		if ($this->_phpSheet->getSheetView()->getView() !== PHPExcel_Worksheet_SheetView::SHEETVIEW_PAGE_LAYOUT) {
+			//NOTE: this setting is inferior to page layout view(Excel2007-)
+			$view = $isPageBreakPreview? PHPExcel_Worksheet_SheetView::SHEETVIEW_PAGE_BREAK_PREVIEW :
+				PHPExcel_Worksheet_SheetView::SHEETVIEW_NORMAL;
+			$this->_phpSheet->getSheetView()->setView($view);
+			if ($this->_version === self::XLS_BIFF8) {
+				$zoomScale = $isPageBreakPreview? $zoomscaleInPageBreakPreview : $zoomscaleInNormalView;
+				$this->_phpSheet->getSheetView()->setZoomScale($zoomScale);
+				$this->_phpSheet->getSheetView()->setZoomScaleNormal($zoomscaleInNormalView);
+			}
+		}
 	}
 
 	/**
diff --git a/Classes/PHPExcel/Writer/Excel5/Worksheet.php b/Classes/PHPExcel/Writer/Excel5/Worksheet.php
index 67bb1acc..98be11b2 100644
--- a/Classes/PHPExcel/Writer/Excel5/Worksheet.php
+++ b/Classes/PHPExcel/Writer/Excel5/Worksheet.php
@@ -1278,6 +1278,7 @@ class PHPExcel_Writer_Excel5_Worksheet extends PHPExcel_Writer_Excel5_BIFFwriter
 		// no support in PHPExcel for selected sheet, therefore sheet is only selected if it is the active sheet
 		$fSelected	  = ($this->_phpSheet === $this->_phpSheet->getParent()->getActiveSheet()) ? 1 : 0;
 		$fPaged		 = 1;					 // 2
+		$fPageBreakPreview = $this->_phpSheet->getSheetView()->getView() === PHPExcel_Worksheet_SheetView::SHEETVIEW_PAGE_BREAK_PREVIEW;
 
 		$grbit			 = $fDspFmla;
 		$grbit			|= $fDspGrid	   << 1;
@@ -1290,14 +1291,16 @@ class PHPExcel_Writer_Excel5_Worksheet extends PHPExcel_Writer_Excel5_BIFFwriter
 		$grbit			|= $fFrozenNoSplit << 8;
 		$grbit			|= $fSelected	   << 9;
 		$grbit			|= $fPaged		   << 10;
+		$grbit			|= $fPageBreakPreview << 11;
 
 		$header  = pack("vv",   $record, $length);
 		$data	= pack("vvv", $grbit, $rwTop, $colLeft);
 
 		// FIXME !!!
 		$rgbHdr	   = 0x0040; // Row/column heading and gridline color index
-		$zoom_factor_page_break = 0x0000;
-		$zoom_factor_normal	 = 0x0000;
+		$zoom_factor_page_break = ($fPageBreakPreview? $this->_phpSheet->getSheetView()->getZoomScale() : 0x0000);
+		$zoom_factor_normal =  $this->_phpSheet->getSheetView()->getZoomScaleNormal();
+
 		$data .= pack("vvvvV", $rgbHdr, 0x0000, $zoom_factor_page_break, $zoom_factor_normal, 0x00000000);
 
 		$this->_append($header.$data);
@@ -2982,4 +2985,4 @@ class PHPExcel_Writer_Excel5_Worksheet extends PHPExcel_Writer_Excel5_BIFFwriter
 		$data	  = pack("vvVVvv", $rt, $grbitFrt, 0x00000000, 0x00000000, $wScalvePLV, $grbit);
 		$this->_append($header . $data);
 	}
-}
\ No newline at end of file
+}