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// 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.
#ifndef PPAPI_CPP_DEV_PRINTING_DEV_H_
#define PPAPI_CPP_DEV_PRINTING_DEV_H_
#include "ppapi/c/dev/ppp_printing_dev.h"
#include "ppapi/cpp/instance_handle.h"
#include "ppapi/cpp/resource.h"
namespace pp {
class Instance;
// You would typically use this either via inheritance on your instance or
// by composition: see find_dev.h for an example.
class Printing_Dev {
public:
// The instance parameter must outlive this class.
explicit Printing_Dev(Instance* instance);
virtual ~Printing_Dev();
// PPP_Printing_Dev functions exposed as virtual functions for you to
// override.
virtual uint32_t QuerySupportedPrintOutputFormats() = 0;
virtual int32_t PrintBegin(const PP_PrintSettings_Dev& print_settings) = 0;
virtual Resource PrintPages(const PP_PrintPageNumberRange_Dev* page_ranges,
uint32_t page_range_count) = 0;
virtual void PrintEnd() = 0;
virtual bool IsPrintScalingDisabled() = 0;
// PPB_Printing_Dev functions.
// Returns true if the browser supports the required PPB_Printing_Dev
// interface.
static bool IsAvailable();
// Outputs the default print settings for the default printer into
// |print_settings|. Returns false on error.
bool GetDefaultPrintSettings(PP_PrintSettings_Dev* print_settings) const;
private:
InstanceHandle associated_instance_;
};
} // namespace pp
#endif // PPAPI_CPP_DEV_PRINTING_DEV_H_
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