Tidy public/ directory.

public/fpdf_doc.h

 // 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"
 
 // Exported Functions
 #ifdef __cplusplus
 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.
 //
 //          The return value always indicates the number of bytes required for the buffer, even if no buffer is specified
 //          or the buffer size is less then required. In these cases, the buffer will not be modified.
 //
 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.
 //
-DLLEXPORT unsigned long STDCALL FPDFAction_GetURIPath(FPDF_DOCUMENT document, FPDF_ACTION action, 
-                                                                                                          void* buffer, unsigned long buflen);
+//          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);
 
 // 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);
 
 /* _FS_DEF_STRUCTURE_QUADPOINTSF_ */
 #ifndef _FS_DEF_STRUCTURE_QUADPOINTSF_
 #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_