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|     1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |     1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 
|     2 // Use of this source code is governed by a BSD-style license that can be |     2 // Use of this source code is governed by a BSD-style license that can be | 
|     3 // found in the LICENSE file. |     3 // found in the LICENSE file. | 
|     4  |     4  | 
|     5 #include "chrome/renderer/printing/print_web_view_helper.h" |     5 #include "chrome/renderer/printing/print_web_view_helper.h" | 
|     6  |     6  | 
|     7 #include <string> |     7 #include <string> | 
|     8  |     8  | 
|     9 #include "base/auto_reset.h" |     9 #include "base/auto_reset.h" | 
|    10 #include "base/command_line.h" |    10 #include "base/command_line.h" | 
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|  1326                         prep_frame_view_->GetPrintCanvasSize())) { |  1326                         prep_frame_view_->GetPrintCanvasSize())) { | 
|  1327     LOG(ERROR) << "Printing failed."; |  1327     LOG(ERROR) << "Printing failed."; | 
|  1328     return DidFinishPrinting(FAIL_PRINT); |  1328     return DidFinishPrinting(FAIL_PRINT); | 
|  1329   } |  1329   } | 
|  1330 } |  1330 } | 
|  1331  |  1331  | 
|  1332 void PrintWebViewHelper::FinishFramePrinting() { |  1332 void PrintWebViewHelper::FinishFramePrinting() { | 
|  1333   prep_frame_view_.reset(); |  1333   prep_frame_view_.reset(); | 
|  1334 } |  1334 } | 
|  1335  |  1335  | 
|  1336 #if defined(OS_MACOSX) || \ |  1336 #if defined(OS_MACOSX) | 
|  1337     (defined(OS_WIN) && !defined(WIN_PDF_METAFILE_FOR_PRINTING)) |  | 
|  1338 bool PrintWebViewHelper::PrintPagesNative(blink::WebFrame* frame, |  1337 bool PrintWebViewHelper::PrintPagesNative(blink::WebFrame* frame, | 
|  1339                                           int page_count, |  1338                                           int page_count, | 
|  1340                                           const gfx::Size& canvas_size) { |  1339                                           const gfx::Size& canvas_size) { | 
|  1341   const PrintMsg_PrintPages_Params& params = *print_pages_params_; |  1340   const PrintMsg_PrintPages_Params& params = *print_pages_params_; | 
|  1342   const PrintMsg_Print_Params& print_params = params.params; |  1341   const PrintMsg_Print_Params& print_params = params.params; | 
|  1343  |  1342  | 
|  1344   PrintMsg_PrintPage_Params page_params; |  1343   PrintMsg_PrintPage_Params page_params; | 
|  1345   page_params.params = print_params; |  1344   page_params.params = print_params; | 
|  1346   if (params.pages.empty()) { |  1345   if (params.pages.empty()) { | 
|  1347     for (int i = 0; i < page_count; ++i) { |  1346     for (int i = 0; i < page_count; ++i) { | 
|  1348       page_params.page_number = i; |  1347       page_params.page_number = i; | 
|  1349       PrintPageInternal(page_params, canvas_size, frame); |  1348       PrintPageInternal(page_params, canvas_size, frame); | 
|  1350     } |  1349     } | 
|  1351   } else { |  1350   } else { | 
|  1352     for (size_t i = 0; i < params.pages.size(); ++i) { |  1351     for (size_t i = 0; i < params.pages.size(); ++i) { | 
|  1353       if (params.pages[i] >= page_count) |  1352       if (params.pages[i] >= page_count) | 
|  1354         break; |  1353         break; | 
|  1355       page_params.page_number = params.pages[i]; |  1354       page_params.page_number = params.pages[i]; | 
|  1356       PrintPageInternal(page_params, canvas_size, frame); |  1355       PrintPageInternal(page_params, canvas_size, frame); | 
|  1357     } |  1356     } | 
|  1358   } |  1357   } | 
|  1359   return true; |  1358   return true; | 
|  1360 } |  1359 } | 
|  1361  |  1360  | 
|  1362 #endif  // OS_MACOSX || !WIN_PDF_METAFILE_FOR_PRINTING |  1361 #endif  // OS_MACOSX | 
|  1363  |  1362  | 
|  1364 // static - Not anonymous so that platform implementations can use it. |  1363 // static - Not anonymous so that platform implementations can use it. | 
|  1365 void PrintWebViewHelper::ComputePageLayoutInPointsForCss( |  1364 void PrintWebViewHelper::ComputePageLayoutInPointsForCss( | 
|  1366     blink::WebFrame* frame, |  1365     blink::WebFrame* frame, | 
|  1367     int page_index, |  1366     int page_index, | 
|  1368     const PrintMsg_Print_Params& page_params, |  1367     const PrintMsg_Print_Params& page_params, | 
|  1369     bool ignore_css_margins, |  1368     bool ignore_css_margins, | 
|  1370     double* scale_factor, |  1369     double* scale_factor, | 
|  1371     PageSizeMargins* page_layout_in_points) { |  1370     PageSizeMargins* page_layout_in_points) { | 
|  1372   PrintMsg_Print_Params params = CalculatePrintParamsForCss( |  1371   PrintMsg_Print_Params params = CalculatePrintParamsForCss( | 
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|  1964 } |  1963 } | 
|  1965  |  1964  | 
|  1966 void PrintWebViewHelper::SetPrintPagesParams( |  1965 void PrintWebViewHelper::SetPrintPagesParams( | 
|  1967     const PrintMsg_PrintPages_Params& settings) { |  1966     const PrintMsg_PrintPages_Params& settings) { | 
|  1968   print_pages_params_.reset(new PrintMsg_PrintPages_Params(settings)); |  1967   print_pages_params_.reset(new PrintMsg_PrintPages_Params(settings)); | 
|  1969   Send(new PrintHostMsg_DidGetDocumentCookie(routing_id(), |  1968   Send(new PrintHostMsg_DidGetDocumentCookie(routing_id(), | 
|  1970                                              settings.params.document_cookie)); |  1969                                              settings.params.document_cookie)); | 
|  1971 } |  1970 } | 
|  1972  |  1971  | 
|  1973 }  // namespace printing |  1972 }  // namespace printing | 
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