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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stdint.h>
#include "ppapi/thunk/enter.h"
#include "ppapi/thunk/ppb_browser_font_singleton_api.h"
#include "ppapi/thunk/ppb_browser_font_trusted_api.h"
#include "ppapi/thunk/resource_creation_api.h"
#include "ppapi/thunk/thunk.h"
namespace ppapi {
namespace thunk {
namespace {
typedef EnterResource<PPB_BrowserFont_Trusted_API> EnterBrowserFont;
PP_Var GetFontFamilies(PP_Instance instance) {
EnterInstanceAPI<PPB_BrowserFont_Singleton_API> enter(instance);
return enter.succeeded() ?
enter.functions()->GetFontFamilies(instance) : PP_MakeUndefined();
}
PP_Resource Create(PP_Instance instance,
const PP_BrowserFont_Trusted_Description* description) {
EnterResourceCreation enter(instance);
return enter.succeeded() ?
enter.functions()->CreateBrowserFont(instance, description) : 0;
}
PP_Bool IsBrowserFont(PP_Resource resource) {
EnterBrowserFont enter(resource, false);
return enter.succeeded() ? PP_TRUE : PP_FALSE;
}
PP_Bool Describe(PP_Resource font_id,
PP_BrowserFont_Trusted_Description* description,
PP_BrowserFont_Trusted_Metrics* metrics) {
EnterBrowserFont enter(font_id, true);
return enter.succeeded() ?
enter.object()->Describe(description, metrics) : PP_FALSE;
}
PP_Bool DrawTextAt(PP_Resource font_id,
PP_Resource image_data,
const PP_BrowserFont_Trusted_TextRun* text,
const PP_Point* position,
uint32_t color,
const PP_Rect* clip,
PP_Bool image_data_is_opaque) {
EnterBrowserFont enter(font_id, true);
return enter.succeeded() ?
enter.object()->DrawTextAt(image_data, text, position, color, clip,
image_data_is_opaque) :
PP_FALSE;
}
int32_t MeasureText(PP_Resource font_id,
const PP_BrowserFont_Trusted_TextRun* text) {
EnterBrowserFont enter(font_id, true);
return enter.succeeded() ? enter.object()->MeasureText(text) : -1;
}
uint32_t CharacterOffsetForPixel(PP_Resource font_id,
const PP_BrowserFont_Trusted_TextRun* text,
int32_t pixel_position) {
EnterBrowserFont enter(font_id, true);
return enter.succeeded() ?
enter.object()->CharacterOffsetForPixel(text, pixel_position) :
0xFFFFFFFF;
}
int32_t PixelOffsetForCharacter(PP_Resource font_id,
const PP_BrowserFont_Trusted_TextRun* text,
uint32_t char_offset) {
EnterBrowserFont enter(font_id, true);
return enter.succeeded() ?
enter.object()->PixelOffsetForCharacter(text, char_offset) : -1;
}
const PPB_BrowserFont_Trusted_1_0 g_ppb_browser_font_trusted_thunk = {
&GetFontFamilies,
&Create,
&IsBrowserFont,
&Describe,
&DrawTextAt,
&MeasureText,
&CharacterOffsetForPixel,
&PixelOffsetForCharacter
};
} // namespace
const PPB_BrowserFont_Trusted_1_0* GetPPB_BrowserFont_Trusted_1_0_Thunk() {
return &g_ppb_browser_font_trusted_thunk;
}
} // namespace thunk
} // namespace ppapi
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