[Print Preview] Modified PP_PrintSettings_Dev interface to support auto fit to page functionality.

ppapi/c/dev/ppp_printing_dev.h

 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
-/* From dev/ppp_printing_dev.idl modified Tue Apr 17 20:28:30 2012. */
+/* From dev/ppp_printing_dev.idl modified Tue May 15 15:17:01 2012. */
 
 #ifndef PPAPI_C_DEV_PPP_PRINTING_DEV_H_
 #define PPAPI_C_DEV_PPP_PRINTING_DEV_H_
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_macros.h"
 #include "ppapi/c/pp_point.h"
 #include "ppapi/c/pp_rect.h"
 #include "ppapi/c/pp_resource.h"
 #include "ppapi/c/pp_size.h"
 #include "ppapi/c/pp_stdint.h"
 
-#define PPP_PRINTING_DEV_INTERFACE_0_5 "PPP_Printing(Dev);0.5"
-#define PPP_PRINTING_DEV_INTERFACE PPP_PRINTING_DEV_INTERFACE_0_5
+#define PPP_PRINTING_DEV_INTERFACE_0_6 "PPP_Printing(Dev);0.6"
+#define PPP_PRINTING_DEV_INTERFACE PPP_PRINTING_DEV_INTERFACE_0_6
 
 /**
  * @file
  * Implementation of the Printing interface.
  */
 
 
 /**
  * @addtogroup Enums
  * @{
  */
 typedef enum {
   PP_PRINTORIENTATION_NORMAL = 0,
   PP_PRINTORIENTATION_ROTATED_90_CW = 1,
   PP_PRINTORIENTATION_ROTATED_180 = 2,
   PP_PRINTORIENTATION_ROTATED_90_CCW = 3
 } PP_PrintOrientation_Dev;
 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_PrintOrientation_Dev, 4);
 
 typedef enum {
   PP_PRINTOUTPUTFORMAT_RASTER = 1u << 0,
   PP_PRINTOUTPUTFORMAT_PDF = 1u << 1,
   PP_PRINTOUTPUTFORMAT_POSTSCRIPT = 1u << 2,
   PP_PRINTOUTPUTFORMAT_EMF = 1u << 3
 } PP_PrintOutputFormat_Dev;
 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_PrintOutputFormat_Dev, 4);
+
+typedef enum {
+  PP_PRINTSCALINGOPTION_NONE = 0,
+  PP_PRINTSCALINGOPTION_FIT_TO_PRINTABLE_AREA = 1,
+  PP_PRINTSCALINGOPTION_SOURCE_SIZE = 2
+} PP_PrintScalingOption_Dev;
+PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_PrintScalingOption_Dev, 4);
 /**
  * @}
  */
 
 /**
  * @addtogroup Structs
  * @{
  */
 struct PP_PrintSettings_Dev {
   /** This is the size of the printable area in points (1/72 of an inch) */
   struct PP_Rect printable_area;
+  struct PP_Rect content_area;
+  struct PP_Size paper_size;
   int32_t dpi;
   PP_PrintOrientation_Dev orientation;
+  PP_PrintScalingOption_Dev print_scaling_option;
   PP_Bool grayscale;
   /** Note that Chrome currently only supports PDF printing. */
   PP_PrintOutputFormat_Dev format;
 };
-PP_COMPILE_ASSERT_STRUCT_SIZE_IN_BYTES(PP_PrintSettings_Dev, 32);
+PP_COMPILE_ASSERT_STRUCT_SIZE_IN_BYTES(PP_PrintSettings_Dev, 60);
 
 /**
  * Specifies a contiguous range of page numbers to be printed.
  * The page numbers use a zero-based index.
  */
 struct PP_PrintPageNumberRange_Dev {
   uint32_t first_page_number;
   uint32_t last_page_number;
 };
 PP_COMPILE_ASSERT_STRUCT_SIZE_IN_BYTES(PP_PrintPageNumberRange_Dev, 8);
 /**
  * @}
  */
 
 /**
  * @addtogroup Interfaces
  * @{
  */
-struct PPP_Printing_Dev_0_5 {
+struct PPP_Printing_Dev_0_6 {
   /**
    *  Returns a bit field representing the supported print output formats.  For
    *  example, if only PDF and PostScript are supported,
    *  QuerySupportedFormats returns a value equivalent to:
    *  (PP_PRINTOUTPUTFORMAT_PDF | PP_PRINTOUTPUTFORMAT_POSTSCRIPT)
    */
   uint32_t (*QuerySupportedFormats)(PP_Instance instance);
   /**
    * Begins a print session with the given print settings. Calls to PrintPages
    * can only be made after a successful call to Begin. Returns the number of
@@ skipping 13 matching lines @@
       uint32_t page_range_count);
   /** Ends the print session. Further calls to PrintPages will fail. */
   void (*End)(PP_Instance instance);
   /**
    *  Returns true if the current content should be printed into the full page
    *  and not scaled down to fit within the printer's printable area.
    */
   PP_Bool (*IsScalingDisabled)(PP_Instance instance);
 };
 
-typedef struct PPP_Printing_Dev_0_5 PPP_Printing_Dev;
+typedef struct PPP_Printing_Dev_0_6 PPP_Printing_Dev;
 /**
  * @}
  */
 
 #endif  /* PPAPI_C_DEV_PPP_PRINTING_DEV_H_ */