mozilla
/
gecko-dev
зеркало из https://github.com/mozilla/gecko-dev.git
1
0
Форкнуть 0
Код Задачи Пакеты Проекты Релизы Вики Активность
gecko-dev/gfx/thebes/gfxWindowsPlatform.h

290 строки
9.0 KiB
C++
Исходник Ответственный История

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef GFX_WINDOWS_PLATFORM_H
#define GFX_WINDOWS_PLATFORM_H
/**
* XXX to get CAIRO_HAS_D2D_SURFACE, CAIRO_HAS_DWRITE_FONT
* and cairo_win32_scaled_font_select_font
*/
#include "cairo-win32.h"
#include "gfxFontUtils.h"
#include "gfxWindowsSurface.h"
#include "gfxFont.h"
#ifdef CAIRO_HAS_DWRITE_FONT
#include "gfxDWriteFonts.h"
#endif
#include "gfxPlatform.h"
#include "gfxTypes.h"
#include "mozilla/Attributes.h"
#include "nsTArray.h"
#include "nsDataHashtable.h"
#include "mozilla/RefPtr.h"
#include <windows.h>
#include <objbase.h>
#ifdef CAIRO_HAS_D2D_SURFACE
#include <dxgi.h>
#endif
// This header is available in the June 2010 SDK and in the Win8 SDK
#include <d3dcommon.h>
// Win 8.0 SDK types we'll need when building using older sdks.
#if !defined(D3D_FEATURE_LEVEL_11_1) // defined in the 8.0 SDK only
#define D3D_FEATURE_LEVEL_11_1 static_cast<D3D_FEATURE_LEVEL>(0xb100)
#define D3D_FL9_1_REQ_TEXTURE2D_U_OR_V_DIMENSION 2048
#define D3D_FL9_3_REQ_TEXTURE2D_U_OR_V_DIMENSION 4096
#endif
namespace mozilla {
namespace gfx {
class DrawTarget;
}
namespace layers {
class DeviceManagerD3D9;
class ReadbackManagerD3D11;
}
}
struct IDirect3DDevice9;
struct ID3D11Device;
struct IDXGIAdapter1;
class nsIMemoryReporter;
/**
* Utility to get a Windows HDC from a Moz2D DrawTarget. If the DrawTarget is
* not backed by a HDC this will get the HDC for the screen device context
* instead.
*/
class MOZ_STACK_CLASS DCFromDrawTarget MOZ_FINAL
{
public:
DCFromDrawTarget(mozilla::gfx::DrawTarget& aDrawTarget);
~DCFromDrawTarget() {
if (mNeedsRelease) {
ReleaseDC(nullptr, mDC);
} else {
RestoreDC(mDC, -1);
}
}
operator HDC () {
return mDC;
}
private:
HDC mDC;
bool mNeedsRelease;
};
// ClearType parameters set by running ClearType tuner
struct ClearTypeParameterInfo {
ClearTypeParameterInfo() :
gamma(-1), pixelStructure(-1), clearTypeLevel(-1), enhancedContrast(-1)
{ }
nsString displayName; // typically just 'DISPLAY1'
int32_t gamma;
int32_t pixelStructure;
int32_t clearTypeLevel;
int32_t enhancedContrast;
};
class gfxWindowsPlatform : public gfxPlatform {
public:
enum TextRenderingMode {
TEXT_RENDERING_NO_CLEARTYPE,
TEXT_RENDERING_NORMAL,
TEXT_RENDERING_GDI_CLASSIC,
TEXT_RENDERING_COUNT
};
gfxWindowsPlatform();
virtual ~gfxWindowsPlatform();
static gfxWindowsPlatform *GetPlatform() {
return (gfxWindowsPlatform*) gfxPlatform::GetPlatform();
}
virtual gfxPlatformFontList* CreatePlatformFontList();
virtual already_AddRefed<gfxASurface>
CreateOffscreenSurface(const IntSize& size,
gfxContentType contentType) MOZ_OVERRIDE;
virtual mozilla::TemporaryRef<mozilla::gfx::ScaledFont>
GetScaledFontForFont(mozilla::gfx::DrawTarget* aTarget, gfxFont *aFont);
enum RenderMode {
/* Use GDI and windows surfaces */
RENDER_GDI = 0,
/* Use 32bpp image surfaces and call StretchDIBits */
RENDER_IMAGE_STRETCH32,
/* Use 32bpp image surfaces, and do 32->24 conversion before calling StretchDIBits */
RENDER_IMAGE_STRETCH24,
/* Use Direct2D rendering */
RENDER_DIRECT2D,
/* max */
RENDER_MODE_MAX
};
int GetScreenDepth() const;
RenderMode GetRenderMode() { return mRenderMode; }
void SetRenderMode(RenderMode rmode) { mRenderMode = rmode; }
/**
* Updates render mode with relation to the current preferences and
* available devices.
*/
void UpdateRenderMode();
/**
* Verifies a D2D device is present and working, will attempt to create one
* it is non-functional or non-existant.
*
* \param aAttemptForce Attempt to force D2D cairo device creation by using
* cairo device creation routines.
*/
void VerifyD2DDevice(bool aAttemptForce);
#ifdef CAIRO_HAS_D2D_SURFACE
HRESULT CreateDevice(nsRefPtr<IDXGIAdapter1> &adapter1, int featureLevelIndex);
#endif
/**
* Return the resolution scaling factor to convert between "logical" or
* "screen" pixels as used by Windows (dependent on the DPI scaling option
* in the Display control panel) and actual device pixels.
*/
double GetDPIScale();
nsresult GetFontList(nsIAtom *aLangGroup,
const nsACString& aGenericFamily,
nsTArray<nsString>& aListOfFonts);
nsresult UpdateFontList();
virtual void GetCommonFallbackFonts(uint32_t aCh, uint32_t aNextCh,
int32_t aRunScript,
nsTArray<const char*>& aFontList);
nsresult GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName);
gfxFontGroup *CreateFontGroup(const mozilla::FontFamilyList& aFontFamilyList,
const gfxFontStyle *aStyle,
gfxUserFontSet *aUserFontSet);
/**
* Look up a local platform font using the full font face name (needed to support @font-face src local() )
*/
virtual gfxFontEntry* LookupLocalFont(const nsAString& aFontName,
uint16_t aWeight,
int16_t aStretch,
bool aItalic);
/**
* Activate a platform font (needed to support @font-face src url() )
*/
virtual gfxFontEntry* MakePlatformFont(const nsAString& aFontName,
uint16_t aWeight,
int16_t aStretch,
bool aItalic,
const uint8_t* aFontData,
uint32_t aLength);
/**
* Check whether format is supported on a platform or not (if unclear, returns true)
*/
virtual bool IsFontFormatSupported(nsIURI *aFontURI, uint32_t aFormatFlags);
virtual bool DidRenderingDeviceReset();
// ClearType is not always enabled even when available (e.g. Windows XP)
// if either of these prefs are enabled and apply, use ClearType rendering
bool UseClearTypeForDownloadableFonts();
bool UseClearTypeAlways();
static void GetDLLVersion(char16ptr_t aDLLPath, nsAString& aVersion);
// returns ClearType tuning information for each display
static void GetCleartypeParams(nsTArray<ClearTypeParameterInfo>& aParams);
virtual void FontsPrefsChanged(const char *aPref);
void SetupClearTypeParams();
#ifdef CAIRO_HAS_DWRITE_FONT
IDWriteFactory *GetDWriteFactory() { return mDWriteFactory; }
inline bool DWriteEnabled() { return mUseDirectWrite; }
inline DWRITE_MEASURING_MODE DWriteMeasuringMode() { return mMeasuringMode; }
IDWriteTextAnalyzer *GetDWriteAnalyzer() { return mDWriteAnalyzer; }
IDWriteRenderingParams *GetRenderingParams(TextRenderingMode aRenderMode)
{ return mRenderingParams[aRenderMode]; }
#else
inline bool DWriteEnabled() { return false; }
#endif
void OnDeviceManagerDestroy(mozilla::layers::DeviceManagerD3D9* aDeviceManager);
mozilla::layers::DeviceManagerD3D9* GetD3D9DeviceManager();
IDirect3DDevice9* GetD3D9Device();
#ifdef CAIRO_HAS_D2D_SURFACE
cairo_device_t *GetD2DDevice() { return mD2DDevice; }
ID3D10Device1 *GetD3D10Device() { return mD2DDevice ? cairo_d2d_device_get_device(mD2DDevice) : nullptr; }
#endif
ID3D11Device *GetD3D11Device();
ID3D11Device *GetD3D11ContentDevice();
mozilla::layers::ReadbackManagerD3D11* GetReadbackManager();
static bool IsOptimus();
protected:
RenderMode mRenderMode;
int8_t mUseClearTypeForDownloadableFonts;
int8_t mUseClearTypeAlways;
private:
void Init();
void InitD3D11Devices();
IDXGIAdapter1 *GetDXGIAdapter();
bool mUseDirectWrite;
bool mUsingGDIFonts;
#ifdef CAIRO_HAS_DWRITE_FONT
nsRefPtr<IDWriteFactory> mDWriteFactory;
nsRefPtr<IDWriteTextAnalyzer> mDWriteAnalyzer;
nsRefPtr<IDWriteRenderingParams> mRenderingParams[TEXT_RENDERING_COUNT];
DWRITE_MEASURING_MODE mMeasuringMode;
#endif
#ifdef CAIRO_HAS_D2D_SURFACE
cairo_device_t *mD2DDevice;
#endif
mozilla::RefPtr<IDXGIAdapter1> mAdapter;
nsRefPtr<mozilla::layers::DeviceManagerD3D9> mDeviceManager;
mozilla::RefPtr<ID3D11Device> mD3D11Device;
mozilla::RefPtr<ID3D11Device> mD3D11ContentDevice;
bool mD3D11DeviceInitialized;
mozilla::RefPtr<mozilla::layers::ReadbackManagerD3D11> mD3D11ReadbackManager;
virtual void GetPlatformCMSOutputProfile(void* &mem, size_t &size);
};
bool DoesD3D11TextureSharingWork(ID3D11Device *device);
bool DoesD3D11DeviceWork(ID3D11Device *device);
#endif /* GFX_WINDOWS_PLATFORM_H */
Ссылка в новой задаче Показать git blame Копировать постоянную ссылку