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// Copyright 2014 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 CONTENT_CHILD_BLINK_PLATFORM_IMPL_H_
#define CONTENT_CHILD_BLINK_PLATFORM_IMPL_H_
#include "base/compiler_specific.h"
#include "base/debug/trace_event.h"
#include "base/threading/thread_local_storage.h"
#include "base/timer/timer.h"
#include "content/child/webcrypto/webcrypto_impl.h"
#include "content/child/webfallbackthemeengine_impl.h"
#include "content/common/content_export.h"
#include "third_party/WebKit/public/platform/Platform.h"
#include "third_party/WebKit/public/platform/WebGestureDevice.h"
#include "third_party/WebKit/public/platform/WebURLError.h"
#include "ui/base/layout.h"
#if defined(USE_DEFAULT_RENDER_THEME)
#include "content/child/webthemeengine_impl_default.h"
#elif defined(OS_WIN)
#include "content/child/webthemeengine_impl_win.h"
#elif defined(OS_MACOSX)
#include "content/child/webthemeengine_impl_mac.h"
#elif defined(OS_ANDROID)
#include "content/child/webthemeengine_impl_android.h"
#endif
namespace base {
class MessageLoop;
}
namespace content {
class FlingCurveConfiguration;
class WebCryptoImpl;
class CONTENT_EXPORT BlinkPlatformImpl
: NON_EXPORTED_BASE(public blink::Platform) {
public:
BlinkPlatformImpl();
virtual ~BlinkPlatformImpl();
// Platform methods (partial implementation):
virtual blink::WebThemeEngine* themeEngine();
virtual blink::WebFallbackThemeEngine* fallbackThemeEngine();
virtual blink::Platform::FileHandle databaseOpenFile(
const blink::WebString& vfs_file_name, int desired_flags);
virtual int databaseDeleteFile(const blink::WebString& vfs_file_name,
bool sync_dir);
virtual long databaseGetFileAttributes(
const blink::WebString& vfs_file_name);
virtual long long databaseGetFileSize(const blink::WebString& vfs_file_name);
virtual long long databaseGetSpaceAvailableForOrigin(
const blink::WebString& origin_identifier);
virtual blink::WebString signedPublicKeyAndChallengeString(
unsigned key_size_index, const blink::WebString& challenge,
const blink::WebURL& url);
virtual size_t memoryUsageMB();
virtual size_t actualMemoryUsageMB();
virtual size_t physicalMemoryMB();
virtual size_t virtualMemoryLimitMB();
virtual size_t numberOfProcessors();
virtual void startHeapProfiling(const blink::WebString& prefix);
virtual void stopHeapProfiling() OVERRIDE;
virtual void dumpHeapProfiling(const blink::WebString& reason);
virtual blink::WebString getHeapProfile() OVERRIDE;
virtual bool processMemorySizesInBytes(size_t* private_bytes,
size_t* shared_bytes);
virtual bool memoryAllocatorWasteInBytes(size_t* size);
virtual blink::WebDiscardableMemory* allocateAndLockDiscardableMemory(
size_t bytes);
virtual size_t maxDecodedImageBytes() OVERRIDE;
virtual blink::WebURLLoader* createURLLoader();
virtual blink::WebSocketStreamHandle* createSocketStreamHandle();
virtual blink::WebSocketHandle* createWebSocketHandle() OVERRIDE;
virtual blink::WebString userAgent();
virtual blink::WebData parseDataURL(
const blink::WebURL& url, blink::WebString& mimetype,
blink::WebString& charset);
virtual blink::WebURLError cancelledError(const blink::WebURL& url) const;
virtual blink::WebThread* createThread(const char* name);
virtual blink::WebThread* currentThread();
virtual blink::WebWaitableEvent* createWaitableEvent();
virtual blink::WebWaitableEvent* waitMultipleEvents(
const blink::WebVector<blink::WebWaitableEvent*>& events);
virtual void decrementStatsCounter(const char* name);
virtual void incrementStatsCounter(const char* name);
virtual void histogramCustomCounts(
const char* name, int sample, int min, int max, int bucket_count);
virtual void histogramEnumeration(
const char* name, int sample, int boundary_value);
virtual void histogramSparse(const char* name, int sample);
virtual const unsigned char* getTraceCategoryEnabledFlag(
const char* category_name);
virtual long* getTraceSamplingState(const unsigned thread_bucket);
virtual TraceEventHandle addTraceEvent(
char phase,
const unsigned char* category_group_enabled,
const char* name,
unsigned long long id,
int num_args,
const char** arg_names,
const unsigned char* arg_types,
const unsigned long long* arg_values,
unsigned char flags);
virtual TraceEventHandle addTraceEvent(
char phase,
const unsigned char* category_group_enabled,
const char* name,
unsigned long long id,
int num_args,
const char** arg_names,
const unsigned char* arg_types,
const unsigned long long* arg_values,
const blink::WebConvertableToTraceFormat* convertable_values,
unsigned char flags);
virtual void updateTraceEventDuration(
const unsigned char* category_group_enabled,
const char* name,
TraceEventHandle);
virtual blink::WebData loadResource(const char* name);
virtual blink::WebString queryLocalizedString(
blink::WebLocalizedString::Name name);
virtual blink::WebString queryLocalizedString(
blink::WebLocalizedString::Name name, int numeric_value);
virtual blink::WebString queryLocalizedString(
blink::WebLocalizedString::Name name, const blink::WebString& value);
virtual blink::WebString queryLocalizedString(
blink::WebLocalizedString::Name name,
const blink::WebString& value1, const blink::WebString& value2);
virtual void suddenTerminationChanged(bool enabled) { }
virtual double currentTime();
virtual double monotonicallyIncreasingTime();
virtual void cryptographicallyRandomValues(
unsigned char* buffer, size_t length);
virtual void setSharedTimerFiredFunction(void (*func)());
virtual void setSharedTimerFireInterval(double interval_seconds);
virtual void stopSharedTimer();
virtual void callOnMainThread(void (*func)(void*), void* context);
virtual blink::WebGestureCurve* createFlingAnimationCurve(
blink::WebGestureDevice device_source,
const blink::WebFloatPoint& velocity,
const blink::WebSize& cumulative_scroll) OVERRIDE;
virtual void didStartWorkerRunLoop(
const blink::WebWorkerRunLoop& runLoop) OVERRIDE;
virtual void didStopWorkerRunLoop(
const blink::WebWorkerRunLoop& runLoop) OVERRIDE;
virtual blink::WebCrypto* crypto() OVERRIDE;
void SetFlingCurveParameters(const std::vector<float>& new_touchpad,
const std::vector<float>& new_touchscreen);
void SuspendSharedTimer();
void ResumeSharedTimer();
virtual void OnStartSharedTimer(base::TimeDelta delay) {}
private:
static void DestroyCurrentThread(void*);
void DoTimeout() {
if (shared_timer_func_ && !shared_timer_suspended_)
shared_timer_func_();
}
WebThemeEngineImpl native_theme_engine_;
WebFallbackThemeEngineImpl fallback_theme_engine_;
base::MessageLoop* main_loop_;
base::OneShotTimer<BlinkPlatformImpl> shared_timer_;
void (*shared_timer_func_)();
double shared_timer_fire_time_;
bool shared_timer_fire_time_was_set_while_suspended_;
int shared_timer_suspended_; // counter
scoped_ptr<FlingCurveConfiguration> fling_curve_configuration_;
base::ThreadLocalStorage::Slot current_thread_slot_;
WebCryptoImpl web_crypto_;
};
} // namespace content
#endif // CONTENT_CHILD_BLINK_PLATFORM_IMPL_H_
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