Tidy public/ directory.

public/fpdf_doc.h

Index: public/fpdf_doc.h
diff --git a/public/fpdf_doc.h b/public/fpdf_doc.h
index 1587ef4069daa903017adcb161b1eabd199f9599..511badb53938433bdc19d56fe8edbdafbdfb2d79 100644
--- a/public/fpdf_doc.h
+++ b/public/fpdf_doc.h
@@ -1,11 +1,11 @@
 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
- 
+
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
-#ifndef _FPDFDOC_H_
-#define _FPDFDOC_H_
+#ifndef PUBLIC_FPDF_DOC_H_
+#define PUBLIC_FPDF_DOC_H_
 
 #include "fpdfview.h"
 
@@ -15,35 +15,35 @@ extern "C" {
 #endif
 
 // Function: FPDFBookmark_GetFirstChild
-//			Get the first child of a bookmark item, or the first top level bookmark item.
+//          Get the first child of a bookmark item, or the first top level bookmark item.
 // Parameters:
-//			document	-	Handle to the document. Returned by FPDF_LoadDocument or FPDF_LoadMemDocument.
-//			bookmark	-	Handle to the current bookmark. Can be NULL if you want to get the first top level item.
+//          document    -   Handle to the document. Returned by FPDF_LoadDocument or FPDF_LoadMemDocument.
+//          bookmark    -   Handle to the current bookmark. Can be NULL if you want to get the first top level item.
 // Return value:
-//			Handle to the first child or top level bookmark item. NULL if no child or top level bookmark found.
+//          Handle to the first child or top level bookmark item. NULL if no child or top level bookmark found.
 //
 DLLEXPORT FPDF_BOOKMARK STDCALL FPDFBookmark_GetFirstChild(FPDF_DOCUMENT document, FPDF_BOOKMARK bookmark);
 
 // Function: FPDFBookmark_GetNextSibling
-//			Get next bookmark item at the same level.
+//          Get next bookmark item at the same level.
 // Parameters:
-//			document	-	Handle to the document. Returned by FPDF_LoadDocument or FPDF_LoadMemDocument.
-//			bookmark	-	Handle to the current bookmark. Cannot be NULL.
+//          document    -   Handle to the document. Returned by FPDF_LoadDocument or FPDF_LoadMemDocument.
+//          bookmark    -   Handle to the current bookmark. Cannot be NULL.
 // Return value:
-//			Handle to the next bookmark item at the same level. NULL if this is the last bookmark at this level.
+//          Handle to the next bookmark item at the same level. NULL if this is the last bookmark at this level.
 //
 DLLEXPORT FPDF_BOOKMARK STDCALL FPDFBookmark_GetNextSibling(FPDF_DOCUMENT document, FPDF_BOOKMARK bookmark);
 
 // Function: FPDFBookmark_GetTitle
-//			Get title of a bookmark.
+//          Get title of a bookmark.
 // Parameters:
-//			bookmark	-	Handle to the bookmark.
-//			buffer  	-	Buffer for the title. Can be NULL.
+//          bookmark    -   Handle to the bookmark.
+//          buffer      -   Buffer for the title. Can be NULL.
 //          buflen      -   The length of the buffer in bytes. Can be 0.
 // Return value:
-//			Number of bytes the title consumes, including trailing zeros.
+//          Number of bytes the title consumes, including trailing zeros.
 // Comments:
-//			Regardless of the platform, the title is always in UTF-16LE encoding. That means the buffer
+//          Regardless of the platform, the title is always in UTF-16LE encoding. That means the buffer
 //          can be treated as an array of WORD (on Intel and compatible CPUs), each WORD representing the Unicode of
 //          a character(some special Unicode may take 2 WORDs).The string is followed by two bytes of zero
 //          indicating the end of the string.
@@ -54,158 +54,158 @@ DLLEXPORT FPDF_BOOKMARK STDCALL FPDFBookmark_GetNextSibling(FPDF_DOCUMENT docume
 DLLEXPORT unsigned long STDCALL FPDFBookmark_GetTitle(FPDF_BOOKMARK bookmark, void* buffer, unsigned long buflen);
 
 // Function: FPDFBookmark_Find
-//			Find a bookmark in the document, using the bookmark title.
-// Parameters: 
-//			document	-	Handle to the document. Returned by FPDF_LoadDocument or FPDF_LoadMemDocument.
-//			title		-	The UTF-16LE encoded Unicode string for the bookmark title to be searched. Can't be NULL.
+//          Find a bookmark in the document, using the bookmark title.
+// Parameters:
+//          document    -   Handle to the document. Returned by FPDF_LoadDocument or FPDF_LoadMemDocument.
+//          title       -   The UTF-16LE encoded Unicode string for the bookmark title to be searched. Can't be NULL.
 // Return value:
-//			Handle to the found bookmark item. NULL if the title can't be found.
+//          Handle to the found bookmark item. NULL if the title can't be found.
 // Comments:
-//			It always returns the first found bookmark if more than one bookmarks have the same title.
+//          It always returns the first found bookmark if more than one bookmarks have the same title.
 //
 DLLEXPORT FPDF_BOOKMARK STDCALL FPDFBookmark_Find(FPDF_DOCUMENT document, FPDF_WIDESTRING title);
 
 // Function: FPDFBookmark_GetDest
-//			Get the destination associated with a bookmark item.
+//          Get the destination associated with a bookmark item.
 // Parameters:
-//			document	-	Handle to the document.
-//			bookmark	-	Handle to the bookmark.
+//          document    -   Handle to the document.
+//          bookmark    -   Handle to the bookmark.
 // Return value:
-//			Handle to the destination data. NULL if no destination is associated with this bookmark.
+//          Handle to the destination data. NULL if no destination is associated with this bookmark.
 //
 DLLEXPORT FPDF_DEST STDCALL FPDFBookmark_GetDest(FPDF_DOCUMENT document, FPDF_BOOKMARK bookmark);
 
 // Function: FPDFBookmark_GetAction
-//			Get the action associated with a bookmark item.
+//          Get the action associated with a bookmark item.
 // Parameters:
-//			bookmark	-	Handle to the bookmark.
+//          bookmark    -   Handle to the bookmark.
 // Return value:
-//			Handle to the action data. NULL if no action is associated with this bookmark. In this case, the 
-//			application should try FPDFBookmark_GetDest.
+//          Handle to the action data. NULL if no action is associated with this bookmark. In this case, the
+//          application should try FPDFBookmark_GetDest.
 //
 DLLEXPORT FPDF_ACTION STDCALL FPDFBookmark_GetAction(FPDF_BOOKMARK bookmark);
 
-#define PDFACTION_UNSUPPORTED		0		// Unsupported action type.
-#define PDFACTION_GOTO				1		// Go to a destination within current document.
-#define PDFACTION_REMOTEGOTO		2		// Go to a destination within another document.
-#define PDFACTION_URI				3		// Universal Resource Identifier, including web pages and 
-											// other Internet based resources.
-#define PDFACTION_LAUNCH			4		// Launch an application or open a file.
+#define PDFACTION_UNSUPPORTED       0       // Unsupported action type.
+#define PDFACTION_GOTO              1       // Go to a destination within current document.
+#define PDFACTION_REMOTEGOTO        2       // Go to a destination within another document.
+#define PDFACTION_URI               3       // Universal Resource Identifier, including web pages and
+                                            // other Internet based resources.
+#define PDFACTION_LAUNCH            4       // Launch an application or open a file.
 
 // Function: FPDFAction_GetType
-//			Get type of an action.
+//          Get type of an action.
 // Parameters:
-//			action		-	Handle to the action.
+//          action      -   Handle to the action.
 // Return value:
-//			A type number as defined above.
+//          A type number as defined above.
 //
 DLLEXPORT unsigned long STDCALL FPDFAction_GetType(FPDF_ACTION action);
 
 // Function: FPDFAction_GetDest
-//			Get destination of an action.
+//          Get destination of an action.
 // Parameters:
-//			document	-	Handle to the document.
-//			action		-	Handle to the action. It must be a GOTO or REMOTEGOTO action.
+//          document    -   Handle to the document.
+//          action      -   Handle to the action. It must be a GOTO or REMOTEGOTO action.
 // Return value:
-//			Handle to the destination data.
+//          Handle to the destination data.
 // Comments:
-//			In case of remote goto action, the application should first use FPDFAction_GetFilePath to
-//			get file path, then load that particular document, and use its document handle to call this
-//			function.
+//          In case of remote goto action, the application should first use FPDFAction_GetFilePath to
+//          get file path, then load that particular document, and use its document handle to call this
+//          function.
 //
 DLLEXPORT FPDF_DEST STDCALL FPDFAction_GetDest(FPDF_DOCUMENT document, FPDF_ACTION action);
 
 // Function: FPDFAction_GetURIPath
-//			Get URI path of a URI action.
+//          Get URI path of a URI action.
 // Parameters:
-//			document	-	Handle to the document.
-//			action		-	Handle to the action. Must be a URI action.
-//			buffer		-	A buffer for output the path string. Can be NULL.
-//			buflen		-	The length of the buffer, number of bytes. Can be 0.
+//          document    -   Handle to the document.
+//          action      -   Handle to the action. Must be a URI action.
+//          buffer      -   A buffer for output the path string. Can be NULL.
+//          buflen      -   The length of the buffer, number of bytes. Can be 0.
 // Return value:
-//			Number of bytes the URI path consumes, including trailing zeros.
+//          Number of bytes the URI path consumes, including trailing zeros.
 // Comments:
-//			The URI path is always encoded in 7-bit ASCII.
-// 
-//			The return value always indicated number of bytes required for the buffer, even when there is
-//			no buffer specified, or the buffer size is less then required. In this case, the buffer will not
-//			be modified.
+//          The URI path is always encoded in 7-bit ASCII.
+//
+//          The return value always indicated number of bytes required for the buffer, even when there is
+//          no buffer specified, or the buffer size is less then required. In this case, the buffer will not
+//          be modified.
 //
-DLLEXPORT unsigned long STDCALL FPDFAction_GetURIPath(FPDF_DOCUMENT document, FPDF_ACTION action, 
-													  void* buffer, unsigned long buflen);
+DLLEXPORT unsigned long STDCALL FPDFAction_GetURIPath(FPDF_DOCUMENT document, FPDF_ACTION action,
+                                                      void* buffer, unsigned long buflen);
 
 // Function: FPDFDest_GetPageIndex
-//			Get page index of a destination.
+//          Get page index of a destination.
 // Parameters:
-//			document	-	Handle to the document.
-//			dest		-	Handle to the destination.
+//          document    -   Handle to the document.
+//          dest        -   Handle to the destination.
 // Return value:
-//			The page index. Starting from 0 for the first page.
+//          The page index. Starting from 0 for the first page.
 //
 DLLEXPORT unsigned long STDCALL FPDFDest_GetPageIndex(FPDF_DOCUMENT document, FPDF_DEST dest);
 
 // Function: FPDFLink_GetLinkAtPoint
-//			Find a link at specified point on a document page.
+//          Find a link at specified point on a document page.
 // Parameters:
-//			page		-	Handle to the document page.
-//			x			-	The x coordinate of the point, specified in page coordinate system.
-//			y			-	The y coordinate of the point, specified in page coordinate system.
+//          page        -   Handle to the document page.
+//          x           -   The x coordinate of the point, specified in page coordinate system.
+//          y           -   The y coordinate of the point, specified in page coordinate system.
 // Return value:
-//			Handle to the link. NULL if no link found at that point.
+//          Handle to the link. NULL if no link found at that point.
 // Comments:
-//			The point coordinates are specified in page coordinate system. You can convert coordinates 
-//			from screen system to page system using FPDF_DeviceToPage functions.
+//          The point coordinates are specified in page coordinate system. You can convert coordinates
+//          from screen system to page system using FPDF_DeviceToPage functions.
 //
 DLLEXPORT FPDF_LINK STDCALL FPDFLink_GetLinkAtPoint(FPDF_PAGE page, double x, double y);
 
 // Function: FPDFLink_GetDest
-//			Get destination info of a link.
+//          Get destination info of a link.
 // Parameters:
-//			document	-	Handle to the document.
-//			link		-	Handle to the link. Returned by FPDFLink_GetLinkAtPoint.
+//          document    -   Handle to the document.
+//          link        -   Handle to the link. Returned by FPDFLink_GetLinkAtPoint.
 // Return value:
-//			Handle to the destination. NULL if there is no destination associated with the link, in this case
-//			the application should try FPDFLink_GetAction.
+//          Handle to the destination. NULL if there is no destination associated with the link, in this case
+//          the application should try FPDFLink_GetAction.
 //
 DLLEXPORT FPDF_DEST STDCALL FPDFLink_GetDest(FPDF_DOCUMENT document, FPDF_LINK link);
 
 // Function: FPDFLink_GetAction
-//			Get action info of a link.
+//          Get action info of a link.
 // Parameters:
-//			link		-	Handle to the link.
+//          link        -   Handle to the link.
 // Return value:
-//			Handle to the action. NULL if there is no action associated with the link.
+//          Handle to the action. NULL if there is no action associated with the link.
 //
 DLLEXPORT FPDF_ACTION STDCALL FPDFLink_GetAction(FPDF_LINK link);
 
 // Function: FPDFLink_Enumerate
-//			This function would enumerate all the link annotations in a single PDF page.
+//          This function would enumerate all the link annotations in a single PDF page.
 // Parameters:
-//			page[in]			-	Handle to the page.
-//			startPos[in,out]	-	The start position to enumerate the link annotations, which should be specified to start from 
-//								-	0 for the first call, and would receive the next position for enumerating to start from.
-//			linkAnnot[out]		-	Receive the link handle.
+//          page[in]            -   Handle to the page.
+//          startPos[in,out]    -   The start position to enumerate the link annotations, which should be specified to start from
+//                              -   0 for the first call, and would receive the next position for enumerating to start from.
+//          linkAnnot[out]      -   Receive the link handle.
 // Return value:
-//			TRUE if succceed, else False;
+//          TRUE if succceed, else False;
 //
 DLLEXPORT FPDF_BOOL STDCALL FPDFLink_Enumerate(FPDF_PAGE page, int* startPos, FPDF_LINK* linkAnnot);
 
 // Function: FPDFLink_GetAnnotRect
-//			Get the annotation rectangle. (Specified by the ¡°Rect¡± entry of annotation dictionary).
+//          Get the annotation rectangle. (Specified by the ¡°Rect¡± entry of annotation dictionary).
 // Parameters:
-//			linkAnnot[in]		-	Handle to the link annotation.
-//			rect[out]			-	The annotation rect.
+//          linkAnnot[in]       -   Handle to the link annotation.
+//          rect[out]           -   The annotation rect.
 // Return value:
-//			TRUE if succceed, else False;
+//          TRUE if succceed, else False;
 //
 DLLEXPORT FPDF_BOOL STDCALL FPDFLink_GetAnnotRect(FPDF_LINK linkAnnot, FS_RECTF* rect);
 
 // Function: FPDFLink_CountQuadPoints
-//			Get the count of quadrilateral points to the link annotation.
+//          Get the count of quadrilateral points to the link annotation.
 // Parameters:
-//			linkAnnot[in]		-	Handle to the link annotation.
+//          linkAnnot[in]       -   Handle to the link annotation.
 // Return value:
-//			The count of quadrilateral points.
+//          The count of quadrilateral points.
 //
 DLLEXPORT int STDCALL FPDFLink_CountQuadPoints(FPDF_LINK linkAnnot);
 
@@ -214,56 +214,56 @@ DLLEXPORT int STDCALL FPDFLink_CountQuadPoints(FPDF_LINK linkAnnot);
 #define _FS_DEF_STRUCTURE_QUADPOINTSF_
 typedef struct _FS_QUADPOINTSF
 {
-	FS_FLOAT  x1;
-	FS_FLOAT  y1;
-	FS_FLOAT  x2;
-	FS_FLOAT  y2;
-	FS_FLOAT  x3;
-	FS_FLOAT  y3;
-	FS_FLOAT  x4;
-	FS_FLOAT  y4;
+    FS_FLOAT  x1;
+    FS_FLOAT  y1;
+    FS_FLOAT  x2;
+    FS_FLOAT  y2;
+    FS_FLOAT  x3;
+    FS_FLOAT  y3;
+    FS_FLOAT  x4;
+    FS_FLOAT  y4;
 } FS_QUADPOINTSF;
 #endif /* _FS_DEF_STRUCTURE_QUADPOINTSF_ */
 
 // Function: FPDFLink_GetQuadPoints
-//			Get the quadrilateral points for the specified index in the link annotation.
+//          Get the quadrilateral points for the specified index in the link annotation.
 // Parameters:
-//			linkAnnot[in]		-	Handle to the link annotation.
-//			quadIndex[in]		-	The specified quad points index.
-//			quadPoints[out]		-	Receive the quadrilateral points.
+//          linkAnnot[in]       -   Handle to the link annotation.
+//          quadIndex[in]       -   The specified quad points index.
+//          quadPoints[out]     -   Receive the quadrilateral points.
 // Return value:
-//			True if succeed, else False.
+//          True if succeed, else False.
 //
 DLLEXPORT FPDF_BOOL STDCALL FPDFLink_GetQuadPoints(FPDF_LINK linkAnnot, int quadIndex, FS_QUADPOINTSF* quadPoints);
 
 // Function: FPDF_GetMetaText
-//			Get a text from meta data of the document. Result is encoded in UTF-16LE.
+//          Get a text from meta data of the document. Result is encoded in UTF-16LE.
 // Parameters:
-//			doc			-	Handle to a document
-//			tag			-	The tag for the meta data. Currently, It can be "Title", "Author", 
-//							"Subject", "Keywords", "Creator", "Producer", "CreationDate", or "ModDate".
-//							For detailed explanation of these tags and their respective values,
-//							please refer to PDF Reference 1.6, section 10.2.1, "Document Information Dictionary".
-//			buffer		-	A buffer for output the title. Can be NULL.
-//			buflen		-	The length of the buffer, number of bytes. Can be 0.
+//          doc         -   Handle to a document
+//          tag         -   The tag for the meta data. Currently, It can be "Title", "Author",
+//                          "Subject", "Keywords", "Creator", "Producer", "CreationDate", or "ModDate".
+//                          For detailed explanation of these tags and their respective values,
+//                          please refer to PDF Reference 1.6, section 10.2.1, "Document Information Dictionary".
+//          buffer      -   A buffer for output the title. Can be NULL.
+//          buflen      -   The length of the buffer, number of bytes. Can be 0.
 // Return value:
-//			Number of bytes the title consumes, including trailing zeros.
+//          Number of bytes the title consumes, including trailing zeros.
 // Comments:
-//			No matter on what platform, the title is always output in UTF-16LE encoding, which means the buffer 
-//			can be regarded as an array of WORD (on Intel and compatible CPUs), each WORD represent the Unicode of 
-//			a character (some special Unicode may take 2 WORDs). The string is followed by two bytes of zero 
-//			indicating end of the string.
+//          No matter on what platform, the title is always output in UTF-16LE encoding, which means the buffer
+//          can be regarded as an array of WORD (on Intel and compatible CPUs), each WORD represent the Unicode of
+//          a character (some special Unicode may take 2 WORDs). The string is followed by two bytes of zero
+//          indicating end of the string.
 //
-//			The return value always indicated number of bytes required for the buffer, even when there is
-//			no buffer specified, or the buffer size is less then required. In this case, the buffer will not
-//			be modified.
+//          The return value always indicated number of bytes required for the buffer, even when there is
+//          no buffer specified, or the buffer size is less then required. In this case, the buffer will not
+//          be modified.
 //
 DLLEXPORT unsigned long STDCALL FPDF_GetMetaText(FPDF_DOCUMENT doc, FPDF_BYTESTRING tag,
-												 void* buffer, unsigned long buflen);
+                                                 void* buffer, unsigned long buflen);
 
 
 #ifdef __cplusplus
-};
+}
 #endif
 
-#endif	// _FPDFDOC_H_
+#endif  // PUBLIC_FPDF_DOC_H_