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// Copyright (c) 2010 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_PROXY_SERIALIZED_STRUCTS_H_
#define PPAPI_PROXY_SERIALIZED_STRUCTS_H_
#include <string>
#include <vector>
#include "base/shared_memory.h"
#include "build/build_config.h"
#include "ppapi/c/pp_bool.h"
#include "ppapi/c/pp_point.h"
#include "ppapi/c/pp_rect.h"
#include "ppapi/c/pp_resource.h"
#include "ppapi/proxy/serialized_var.h"
struct PP_FontDescription_Dev;
namespace pp {
namespace proxy {
class Dispatcher;
// PP_FontDescript_Dev has to be redefined with a SerializedVar in place of
// the PP_Var used for the face name.
struct SerializedFontDescription {
SerializedFontDescription();
~SerializedFontDescription();
// Converts a PP_FontDescription_Dev to a SerializedFontDescription.
//
// If source_owns_ref is true, the reference owned by the
// PP_FontDescription_Dev will be unchanged and the caller is responsible for
// freeing it. When false, the SerializedFontDescription will take ownership
// of the ref. This is the difference between serializing as an input value
// (owns_ref = true) and an output value (owns_ref = true).
void SetFromPPFontDescription(Dispatcher* dispatcher,
const PP_FontDescription_Dev& desc,
bool source_owns_ref);
// Converts to a PP_FontDescription_Dev. The face name will have one ref
// assigned to it on behalf of the caller.
//
// If dest_owns_ref is set, the resulting PP_FontDescription_Dev will keep a
// reference to any strings we made on its behalf even when the
// SerializedFontDescription goes away. When false, ownership of the ref will
// stay with the SerializedFontDescription and the PP_FontDescription_Dev
// will just refer to that one. This is the difference between deserializing
// as an input value (owns_ref = false) and an output value (owns_ref = true).
void SetToPPFontDescription(Dispatcher* dispatcher,
PP_FontDescription_Dev* desc,
bool dest_owns_ref) const;
pp::proxy::SerializedVar face;
int32_t family;
uint32_t size;
int32_t weight;
PP_Bool italic;
PP_Bool small_caps;
int32_t letter_spacing;
int32_t word_spacing;
};
struct SerializedDirEntry {
std::string name;
bool is_dir;
};
// Since there are so many parameters, DrawTextAt requires this separate
// structure. This includes everything but the font name. Because the font name
// is a var, it's much more convenient to use the normal way of passing a
// PP_Var.
struct PPBFont_DrawTextAt_Params {
PP_Resource font;
PP_Resource image_data;
PP_Bool text_is_rtl;
PP_Bool override_direction;
PP_Point position;
uint32_t color;
PP_Rect clip;
bool clip_is_null;
PP_Bool image_data_is_opaque;
};
struct PPBFlash_DrawGlyphs_Params {
PPBFlash_DrawGlyphs_Params();
~PPBFlash_DrawGlyphs_Params();
PP_Resource pp_image_data;
SerializedFontDescription font_desc;
uint32_t color;
PP_Point position;
PP_Rect clip;
float transformation[3][3];
std::vector<uint16_t> glyph_indices;
std::vector<PP_Point> glyph_advances;
};
#if defined(OS_WIN)
typedef HANDLE ImageHandle;
#elif defined(OS_MACOSX)
typedef base::SharedMemoryHandle ImageHandle;
#else
// On X Windows this is a SysV shared memory key.
typedef int ImageHandle;
#endif
} // namespace proxy
} // namespace pp
#endif // PPAPI_PROXY_SERIALIZED_STRUCTS_H_