57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef LIBCEF_UTILITY_PRINTING_HANDLER_H_
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#define LIBCEF_UTILITY_PRINTING_HANDLER_H_
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#include "base/compiler_specific.h"
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#include "base/macros.h"
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#include "chrome/utility/utility_message_handler.h"
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#include "ipc/ipc_platform_file.h"
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#include "pdf/pdf.h"
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#include "printing/pdf_render_settings.h"
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#if !defined(OS_WIN)
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#error "Must be building on Windows."
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#endif
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namespace printing {
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class PdfRenderSettings;
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struct PwgRasterSettings;
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struct PageRange;
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}
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// Dispatches IPCs for printing.
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class PrintingHandler : public UtilityMessageHandler {
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public:
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PrintingHandler();
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~PrintingHandler() override;
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// IPC::Listener:
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bool OnMessageReceived(const IPC::Message& message) override;
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private:
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// IPC message handlers.
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#if defined(OS_WIN)
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void OnRenderPDFPagesToMetafile(IPC::PlatformFileForTransit pdf_transit,
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const printing::PdfRenderSettings& settings);
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void OnRenderPDFPagesToMetafileGetPage(
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int page_number,
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IPC::PlatformFileForTransit output_file);
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void OnRenderPDFPagesToMetafileStop();
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int LoadPDF(base::File pdf_file);
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bool RenderPdfPageToMetafile(int page_number,
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base::File output_file,
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double* scale_factor);
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std::vector<char> pdf_data_;
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printing::PdfRenderSettings pdf_rendering_settings_;
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#endif // defined(OS_WIN)
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DISALLOW_COPY_AND_ASSIGN(PrintingHandler);
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};
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#endif // LIBCEF_UTILITY_PRINTING_HANDLER_H_
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