1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/thebes/gfxWindowsPlatform.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,304 @@
1.4 +/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
1.5 + * This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#ifndef GFX_WINDOWS_PLATFORM_H
1.10 +#define GFX_WINDOWS_PLATFORM_H
1.11 +
1.12 +
1.13 +/**
1.14 + * XXX to get CAIRO_HAS_D2D_SURFACE, CAIRO_HAS_DWRITE_FONT
1.15 + * and cairo_win32_scaled_font_select_font
1.16 + */
1.17 +#include "cairo-win32.h"
1.18 +
1.19 +#include "gfxFontUtils.h"
1.20 +#include "gfxWindowsSurface.h"
1.21 +#include "gfxFont.h"
1.22 +#ifdef CAIRO_HAS_DWRITE_FONT
1.23 +#include "gfxDWriteFonts.h"
1.24 +#endif
1.25 +#include "gfxPlatform.h"
1.26 +#include "gfxContext.h"
1.27 +
1.28 +#include "nsTArray.h"
1.29 +#include "nsDataHashtable.h"
1.30 +
1.31 +#include "mozilla/RefPtr.h"
1.32 +
1.33 +#include <windows.h>
1.34 +#include <objbase.h>
1.35 +
1.36 +#ifdef CAIRO_HAS_D2D_SURFACE
1.37 +#include <dxgi.h>
1.38 +#endif
1.39 +
1.40 +// This header is available in the June 2010 SDK and in the Win8 SDK
1.41 +#include <d3dcommon.h>
1.42 +// Win 8.0 SDK types we'll need when building using older sdks.
1.43 +#if !defined(D3D_FEATURE_LEVEL_11_1) // defined in the 8.0 SDK only
1.44 +#define D3D_FEATURE_LEVEL_11_1 static_cast<D3D_FEATURE_LEVEL>(0xb100)
1.45 +#define D3D_FL9_1_REQ_TEXTURE2D_U_OR_V_DIMENSION 2048
1.46 +#define D3D_FL9_3_REQ_TEXTURE2D_U_OR_V_DIMENSION 4096
1.47 +#endif
1.48 +
1.49 +namespace mozilla {
1.50 +namespace layers {
1.51 +class DeviceManagerD3D9;
1.52 +}
1.53 +}
1.54 +class IDirect3DDevice9;
1.55 +class ID3D11Device;
1.56 +class IDXGIAdapter1;
1.57 +
1.58 +class nsIMemoryReporter;
1.59 +
1.60 +// Utility to get a Windows HDC from a thebes context,
1.61 +// used by both GDI and Uniscribe font shapers
1.62 +struct DCFromContext {
1.63 + DCFromContext(gfxContext *aContext) {
1.64 + dc = nullptr;
1.65 + nsRefPtr<gfxASurface> aSurface = aContext->CurrentSurface();
1.66 + NS_ASSERTION(aSurface || !aContext->IsCairo(), "DCFromContext: null surface");
1.67 + if (aSurface &&
1.68 + (aSurface->GetType() == gfxSurfaceType::Win32 ||
1.69 + aSurface->GetType() == gfxSurfaceType::Win32Printing))
1.70 + {
1.71 + dc = static_cast<gfxWindowsSurface*>(aSurface.get())->GetDC();
1.72 + needsRelease = false;
1.73 + SaveDC(dc);
1.74 + cairo_scaled_font_t* scaled =
1.75 + cairo_get_scaled_font(aContext->GetCairo());
1.76 + cairo_win32_scaled_font_select_font(scaled, dc);
1.77 + }
1.78 + if (!dc) {
1.79 + dc = GetDC(nullptr);
1.80 + SetGraphicsMode(dc, GM_ADVANCED);
1.81 + needsRelease = true;
1.82 + }
1.83 + }
1.84 +
1.85 + ~DCFromContext() {
1.86 + if (needsRelease) {
1.87 + ReleaseDC(nullptr, dc);
1.88 + } else {
1.89 + RestoreDC(dc, -1);
1.90 + }
1.91 + }
1.92 +
1.93 + operator HDC () {
1.94 + return dc;
1.95 + }
1.96 +
1.97 + HDC dc;
1.98 + bool needsRelease;
1.99 +};
1.100 +
1.101 +// ClearType parameters set by running ClearType tuner
1.102 +struct ClearTypeParameterInfo {
1.103 + ClearTypeParameterInfo() :
1.104 + gamma(-1), pixelStructure(-1), clearTypeLevel(-1), enhancedContrast(-1)
1.105 + { }
1.106 +
1.107 + nsString displayName; // typically just 'DISPLAY1'
1.108 + int32_t gamma;
1.109 + int32_t pixelStructure;
1.110 + int32_t clearTypeLevel;
1.111 + int32_t enhancedContrast;
1.112 +};
1.113 +
1.114 +class gfxWindowsPlatform : public gfxPlatform {
1.115 +public:
1.116 + enum TextRenderingMode {
1.117 + TEXT_RENDERING_NO_CLEARTYPE,
1.118 + TEXT_RENDERING_NORMAL,
1.119 + TEXT_RENDERING_GDI_CLASSIC,
1.120 + TEXT_RENDERING_COUNT
1.121 + };
1.122 +
1.123 + gfxWindowsPlatform();
1.124 + virtual ~gfxWindowsPlatform();
1.125 + static gfxWindowsPlatform *GetPlatform() {
1.126 + return (gfxWindowsPlatform*) gfxPlatform::GetPlatform();
1.127 + }
1.128 +
1.129 + virtual gfxPlatformFontList* CreatePlatformFontList();
1.130 +
1.131 + virtual already_AddRefed<gfxASurface>
1.132 + CreateOffscreenSurface(const IntSize& size,
1.133 + gfxContentType contentType) MOZ_OVERRIDE;
1.134 + virtual already_AddRefed<gfxASurface>
1.135 + CreateOffscreenImageSurface(const gfxIntSize& aSize,
1.136 + gfxContentType aContentType);
1.137 +
1.138 + virtual mozilla::TemporaryRef<mozilla::gfx::ScaledFont>
1.139 + GetScaledFontForFont(mozilla::gfx::DrawTarget* aTarget, gfxFont *aFont);
1.140 + virtual already_AddRefed<gfxASurface>
1.141 + GetThebesSurfaceForDrawTarget(mozilla::gfx::DrawTarget *aTarget);
1.142 +
1.143 + enum RenderMode {
1.144 + /* Use GDI and windows surfaces */
1.145 + RENDER_GDI = 0,
1.146 +
1.147 + /* Use 32bpp image surfaces and call StretchDIBits */
1.148 + RENDER_IMAGE_STRETCH32,
1.149 +
1.150 + /* Use 32bpp image surfaces, and do 32->24 conversion before calling StretchDIBits */
1.151 + RENDER_IMAGE_STRETCH24,
1.152 +
1.153 + /* Use Direct2D rendering */
1.154 + RENDER_DIRECT2D,
1.155 +
1.156 + /* max */
1.157 + RENDER_MODE_MAX
1.158 + };
1.159 +
1.160 + int GetScreenDepth() const;
1.161 +
1.162 + RenderMode GetRenderMode() { return mRenderMode; }
1.163 + void SetRenderMode(RenderMode rmode) { mRenderMode = rmode; }
1.164 +
1.165 + /**
1.166 + * Updates render mode with relation to the current preferences and
1.167 + * available devices.
1.168 + */
1.169 + void UpdateRenderMode();
1.170 +
1.171 + /**
1.172 + * Verifies a D2D device is present and working, will attempt to create one
1.173 + * it is non-functional or non-existant.
1.174 + *
1.175 + * \param aAttemptForce Attempt to force D2D cairo device creation by using
1.176 + * cairo device creation routines.
1.177 + */
1.178 + void VerifyD2DDevice(bool aAttemptForce);
1.179 +
1.180 +#ifdef CAIRO_HAS_D2D_SURFACE
1.181 + HRESULT CreateDevice(nsRefPtr<IDXGIAdapter1> &adapter1, int featureLevelIndex);
1.182 +#endif
1.183 +
1.184 + /**
1.185 + * Return the resolution scaling factor to convert between "logical" or
1.186 + * "screen" pixels as used by Windows (dependent on the DPI scaling option
1.187 + * in the Display control panel) and actual device pixels.
1.188 + */
1.189 + double GetDPIScale();
1.190 +
1.191 + nsresult GetFontList(nsIAtom *aLangGroup,
1.192 + const nsACString& aGenericFamily,
1.193 + nsTArray<nsString>& aListOfFonts);
1.194 +
1.195 + nsresult UpdateFontList();
1.196 +
1.197 + virtual void GetCommonFallbackFonts(const uint32_t aCh,
1.198 + int32_t aRunScript,
1.199 + nsTArray<const char*>& aFontList);
1.200 +
1.201 + nsresult ResolveFontName(const nsAString& aFontName,
1.202 + FontResolverCallback aCallback,
1.203 + void *aClosure, bool& aAborted);
1.204 +
1.205 + nsresult GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName);
1.206 +
1.207 + gfxFontGroup *CreateFontGroup(const nsAString &aFamilies,
1.208 + const gfxFontStyle *aStyle,
1.209 + gfxUserFontSet *aUserFontSet);
1.210 +
1.211 + /**
1.212 + * Look up a local platform font using the full font face name (needed to support @font-face src local() )
1.213 + */
1.214 + virtual gfxFontEntry* LookupLocalFont(const gfxProxyFontEntry *aProxyEntry,
1.215 + const nsAString& aFontName);
1.216 +
1.217 + /**
1.218 + * Activate a platform font (needed to support @font-face src url() )
1.219 + */
1.220 + virtual gfxFontEntry* MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,
1.221 + const uint8_t *aFontData,
1.222 + uint32_t aLength);
1.223 +
1.224 + /**
1.225 + * Check whether format is supported on a platform or not (if unclear, returns true)
1.226 + */
1.227 + virtual bool IsFontFormatSupported(nsIURI *aFontURI, uint32_t aFormatFlags);
1.228 +
1.229 + /* Find a FontFamily/FontEntry object that represents a font on your system given a name */
1.230 + gfxFontFamily *FindFontFamily(const nsAString& aName);
1.231 + gfxFontEntry *FindFontEntry(const nsAString& aName, const gfxFontStyle& aFontStyle);
1.232 +
1.233 + bool GetPrefFontEntries(const nsCString& aLangGroup, nsTArray<nsRefPtr<gfxFontEntry> > *array);
1.234 + void SetPrefFontEntries(const nsCString& aLangGroup, nsTArray<nsRefPtr<gfxFontEntry> >& array);
1.235 +
1.236 + void ClearPrefFonts() { mPrefFonts.Clear(); }
1.237 +
1.238 + // ClearType is not always enabled even when available (e.g. Windows XP)
1.239 + // if either of these prefs are enabled and apply, use ClearType rendering
1.240 + bool UseClearTypeForDownloadableFonts();
1.241 + bool UseClearTypeAlways();
1.242 +
1.243 + static void GetDLLVersion(char16ptr_t aDLLPath, nsAString& aVersion);
1.244 +
1.245 + // returns ClearType tuning information for each display
1.246 + static void GetCleartypeParams(nsTArray<ClearTypeParameterInfo>& aParams);
1.247 +
1.248 + virtual void FontsPrefsChanged(const char *aPref);
1.249 +
1.250 + void SetupClearTypeParams();
1.251 +
1.252 +#ifdef CAIRO_HAS_DWRITE_FONT
1.253 + IDWriteFactory *GetDWriteFactory() { return mDWriteFactory; }
1.254 + inline bool DWriteEnabled() { return mUseDirectWrite; }
1.255 + inline DWRITE_MEASURING_MODE DWriteMeasuringMode() { return mMeasuringMode; }
1.256 + IDWriteTextAnalyzer *GetDWriteAnalyzer() { return mDWriteAnalyzer; }
1.257 +
1.258 + IDWriteRenderingParams *GetRenderingParams(TextRenderingMode aRenderMode)
1.259 + { return mRenderingParams[aRenderMode]; }
1.260 +#else
1.261 + inline bool DWriteEnabled() { return false; }
1.262 +#endif
1.263 + void OnDeviceManagerDestroy(mozilla::layers::DeviceManagerD3D9* aDeviceManager);
1.264 + mozilla::layers::DeviceManagerD3D9* GetD3D9DeviceManager();
1.265 + IDirect3DDevice9* GetD3D9Device();
1.266 +#ifdef CAIRO_HAS_D2D_SURFACE
1.267 + cairo_device_t *GetD2DDevice() { return mD2DDevice; }
1.268 + ID3D10Device1 *GetD3D10Device() { return mD2DDevice ? cairo_d2d_device_get_device(mD2DDevice) : nullptr; }
1.269 +#endif
1.270 + ID3D11Device *GetD3D11Device();
1.271 +
1.272 + static bool IsOptimus();
1.273 +
1.274 +protected:
1.275 + RenderMode mRenderMode;
1.276 +
1.277 + int8_t mUseClearTypeForDownloadableFonts;
1.278 + int8_t mUseClearTypeAlways;
1.279 +
1.280 +private:
1.281 + void Init();
1.282 + IDXGIAdapter1 *GetDXGIAdapter();
1.283 +
1.284 + bool mUseDirectWrite;
1.285 + bool mUsingGDIFonts;
1.286 +
1.287 +#ifdef CAIRO_HAS_DWRITE_FONT
1.288 + nsRefPtr<IDWriteFactory> mDWriteFactory;
1.289 + nsRefPtr<IDWriteTextAnalyzer> mDWriteAnalyzer;
1.290 + nsRefPtr<IDWriteRenderingParams> mRenderingParams[TEXT_RENDERING_COUNT];
1.291 + DWRITE_MEASURING_MODE mMeasuringMode;
1.292 +#endif
1.293 +#ifdef CAIRO_HAS_D2D_SURFACE
1.294 + cairo_device_t *mD2DDevice;
1.295 +#endif
1.296 + mozilla::RefPtr<IDXGIAdapter1> mAdapter;
1.297 + nsRefPtr<mozilla::layers::DeviceManagerD3D9> mDeviceManager;
1.298 + mozilla::RefPtr<ID3D11Device> mD3D11Device;
1.299 + bool mD3D11DeviceInitialized;
1.300 +
1.301 + virtual void GetPlatformCMSOutputProfile(void* &mem, size_t &size);
1.302 +
1.303 + // TODO: unify this with mPrefFonts (NB: holds families, not fonts) in gfxPlatformFontList
1.304 + nsDataHashtable<nsCStringHashKey, nsTArray<nsRefPtr<gfxFontEntry> > > mPrefFonts;
1.305 +};
1.306 +
1.307 +#endif /* GFX_WINDOWS_PLATFORM_H */
