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gecko/gfx/thebes/gfxWindowsPlatform.cpp

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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Foundation code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2005
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Stuart Parmenter <stuart@mozilla.com>
* Vladimir Vukicevic <vladimir@pobox.com>
* Masayuki Nakano <masayuki@d-toybox.com>
* Masatoshi Kimura <VYV03354@nifty.ne.jp>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "gfxWindowsPlatform.h"
#include "gfxImageSurface.h"
#include "gfxWindowsSurface.h"
#include "gfxTextRunWordCache.h"
#include "nsUnicharUtils.h"
#include "nsIPrefService.h"
#include "nsIPrefBranch2.h"
#include "nsServiceManagerUtils.h"
#include "nsTArray.h"
#include "nsIWindowsRegKey.h"
#include "nsILocalFile.h"
#include "plbase64.h"
#ifdef MOZ_FT2_FONTS
#include "ft2build.h"
#include FT_FREETYPE_H
#include "gfxFT2Fonts.h"
#include "gfxFT2FontList.h"
#include "cairo-ft.h"
#include "nsAppDirectoryServiceDefs.h"
#else
#include "gfxGDIFontList.h"
#include "gfxGDIFont.h"
#ifdef CAIRO_HAS_DWRITE_FONT
#include "gfxDWriteFontList.h"
#include "gfxDWriteFonts.h"
#include "gfxDWriteCommon.h"
#include <dwrite.h>
#endif
#endif
#ifdef CAIRO_HAS_D2D_SURFACE
#include "gfxD2DSurface.h"
#include "nsIMemoryReporter.h"
#include "nsMemory.h"
class D2DCacheReporter :
public nsIMemoryReporter
{
public:
D2DCacheReporter()
{ }
NS_DECL_ISUPPORTS
NS_IMETHOD GetPath(char **memoryPath) {
*memoryPath = strdup("gfx/d2d/surfacecache");
return NS_OK;
}
NS_IMETHOD GetDescription(char **desc) {
*desc = strdup("Memory used by Direct2D internal surface cache.");
return NS_OK;
}
NS_IMETHOD GetMemoryUsed(PRInt64 *memoryUsed) {
*memoryUsed = cairo_d2d_get_image_surface_cache_usage();
return NS_OK;
}
};
NS_IMPL_ISUPPORTS1(D2DCacheReporter, nsIMemoryReporter)
#endif
#ifdef WINCE
#include <shlwapi.h>
#ifdef CAIRO_HAS_DDRAW_SURFACE
#include "gfxDDrawSurface.h"
#endif
#endif
#include "gfxUserFontSet.h"
#include <string>
#define GFX_USE_CLEARTYPE_ALWAYS "gfx.font_rendering.cleartype.always_use_for_content"
#define GFX_DOWNLOADABLE_FONTS_USE_CLEARTYPE "gfx.font_rendering.cleartype.use_for_downloadable_fonts"
#ifdef MOZ_FT2_FONTS
static FT_Library gPlatformFTLibrary = NULL;
#endif
#ifdef CAIRO_HAS_DWRITE_FONT
// DirectWrite is not available on all platforms, we need to use the function
// pointer.
typedef HRESULT (WINAPI*DWriteCreateFactoryFunc)(
__in DWRITE_FACTORY_TYPE factoryType,
__in REFIID iid,
__out IUnknown **factory
);
#endif
static __inline void
BuildKeyNameFromFontName(nsAString &aName)
{
if (aName.Length() >= LF_FACESIZE)
aName.Truncate(LF_FACESIZE - 1);
ToLowerCase(aName);
}
gfxWindowsPlatform::gfxWindowsPlatform()
{
mPrefFonts.Init(50);
mUseClearTypeForDownloadableFonts = UNINITIALIZED_VALUE;
mUseClearTypeAlways = UNINITIALIZED_VALUE;
#ifdef MOZ_FT2_FONTS
FT_Init_FreeType(&gPlatformFTLibrary);
#endif
/* Pick the default render mode differently between
* desktop, Windows Mobile, and Windows CE.
*/
#if defined(WINCE_WINDOWS_MOBILE)
mRenderMode = RENDER_IMAGE_DDRAW16;
#elif defined(WINCE)
mRenderMode = RENDER_DDRAW_GL;
#else
mRenderMode = RENDER_GDI;
#endif
nsCOMPtr<nsIPrefBranch2> pref = do_GetService(NS_PREFSERVICE_CONTRACTID);
#ifdef CAIRO_HAS_D2D_SURFACE
NS_RegisterMemoryReporter(new D2DCacheReporter());
#endif
#ifdef CAIRO_HAS_DWRITE_FONT
nsresult rv;
PRBool useDirectWrite = PR_FALSE;
rv = pref->GetBoolPref(
"gfx.font_rendering.directwrite.enabled", &useDirectWrite);
if (NS_FAILED(rv)) {
useDirectWrite = PR_FALSE;
}
if (useDirectWrite) {
DWriteCreateFactoryFunc createDWriteFactory = (DWriteCreateFactoryFunc)
GetProcAddress(LoadLibraryW(L"dwrite.dll"), "DWriteCreateFactory");
if (createDWriteFactory) {
/**
* I need a direct pointer to be able to cast to IUnknown**, I also
* need to remember to release this because the nsRefPtr will
* AddRef it.
*/
IDWriteFactory *factory;
HRESULT hr = createDWriteFactory(
DWRITE_FACTORY_TYPE_SHARED,
__uuidof(IDWriteFactory),
reinterpret_cast<IUnknown**>(&factory));
mDWriteFactory = factory;
factory->Release();
}
}
#endif
PRInt32 rmode;
if (NS_SUCCEEDED(pref->GetIntPref("mozilla.widget.render-mode", &rmode))) {
if (rmode >= 0 && rmode < RENDER_MODE_MAX) {
#ifndef CAIRO_HAS_DDRAW_SURFACE
if (rmode == RENDER_DDRAW || rmode == RENDER_DDRAW_GL)
rmode = RENDER_IMAGE_STRETCH24;
#endif
if (rmode == RENDER_DIRECT2D) {
#ifndef CAIRO_HAS_D2D_SURFACE
return;
#else
if (!cairo_d2d_has_support()) {
return;
}
#ifdef CAIRO_HAS_DWRITE_FONT
if (!GetDWriteFactory()) {
#endif
// D2D doesn't work without DirectWrite.
return;
#ifdef CAIRO_HAS_DWRITE_FONT
}
#endif
#endif
}
mRenderMode = (RenderMode) rmode;
}
}
}
gfxWindowsPlatform::~gfxWindowsPlatform()
{
// not calling FT_Done_FreeType because cairo may still hold references to
// these FT_Faces. See bug 458169.
}
gfxPlatformFontList*
gfxWindowsPlatform::CreatePlatformFontList()
{
#ifdef MOZ_FT2_FONTS
return new gfxFT2FontList();
#else
#ifdef CAIRO_HAS_DWRITE_FONT
if (!GetDWriteFactory()) {
#endif
return new gfxGDIFontList();
#ifdef CAIRO_HAS_DWRITE_FONT
} else {
return new gfxDWriteFontList();
}
#endif
#endif
}
already_AddRefed<gfxASurface>
gfxWindowsPlatform::CreateOffscreenSurface(const gfxIntSize& size,
gfxASurface::gfxImageFormat imageFormat)
{
gfxASurface *surf = nsnull;
#ifdef CAIRO_HAS_DDRAW_SURFACE
if (mRenderMode == RENDER_DDRAW || mRenderMode == RENDER_DDRAW_GL)
surf = new gfxDDrawSurface(NULL, size, imageFormat);
#endif
#ifdef CAIRO_HAS_WIN32_SURFACE
if (mRenderMode == RENDER_GDI)
surf = new gfxWindowsSurface(size, imageFormat);
#endif
#ifdef CAIRO_HAS_D2D_SURFACE
if (mRenderMode == RENDER_DIRECT2D)
surf = new gfxD2DSurface(size, imageFormat);
#endif
if (surf == nsnull)
surf = new gfxImageSurface(size, imageFormat);
NS_IF_ADDREF(surf);
return surf;
}
nsresult
gfxWindowsPlatform::GetFontList(nsIAtom *aLangGroup,
const nsACString& aGenericFamily,
nsTArray<nsString>& aListOfFonts)
{
gfxPlatformFontList::PlatformFontList()->GetFontList(aLangGroup, aGenericFamily, aListOfFonts);
return NS_OK;
}
static void
RemoveCharsetFromFontSubstitute(nsAString &aName)
{
PRInt32 comma = aName.FindChar(PRUnichar(','));
if (comma >= 0)
aName.Truncate(comma);
}
nsresult
gfxWindowsPlatform::UpdateFontList()
{
gfxPlatformFontList::PlatformFontList()->UpdateFontList();
return NS_OK;
}
struct ResolveData {
ResolveData(gfxPlatform::FontResolverCallback aCallback,
gfxWindowsPlatform *aCaller, const nsAString *aFontName,
void *aClosure) :
mFoundCount(0), mCallback(aCallback), mCaller(aCaller),
mFontName(aFontName), mClosure(aClosure) {}
PRUint32 mFoundCount;
gfxPlatform::FontResolverCallback mCallback;
gfxWindowsPlatform *mCaller;
const nsAString *mFontName;
void *mClosure;
};
nsresult
gfxWindowsPlatform::ResolveFontName(const nsAString& aFontName,
FontResolverCallback aCallback,
void *aClosure,
PRBool& aAborted)
{
nsAutoString resolvedName;
if (!gfxPlatformFontList::PlatformFontList()->
ResolveFontName(aFontName, resolvedName)) {
aAborted = PR_FALSE;
return NS_OK;
}
aAborted = !(*aCallback)(resolvedName, aClosure);
return NS_OK;
}
nsresult
gfxWindowsPlatform::GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName)
{
gfxPlatformFontList::PlatformFontList()->GetStandardFamilyName(aFontName, aFamilyName);
return NS_OK;
}
gfxFontGroup *
gfxWindowsPlatform::CreateFontGroup(const nsAString &aFamilies,
const gfxFontStyle *aStyle,
gfxUserFontSet *aUserFontSet)
{
#ifdef MOZ_FT2_FONTS
return new gfxFT2FontGroup(aFamilies, aStyle);
#else
return new gfxFontGroup(aFamilies, aStyle, aUserFontSet);
#endif
}
gfxFontEntry*
gfxWindowsPlatform::LookupLocalFont(const gfxProxyFontEntry *aProxyEntry,
const nsAString& aFontName)
{
return gfxPlatformFontList::PlatformFontList()->LookupLocalFont(aProxyEntry,
aFontName);
}
gfxFontEntry*
gfxWindowsPlatform::MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,
const PRUint8 *aFontData, PRUint32 aLength)
{
return gfxPlatformFontList::PlatformFontList()->MakePlatformFont(aProxyEntry,
aFontData,
aLength);
}
PRBool
gfxWindowsPlatform::IsFontFormatSupported(nsIURI *aFontURI, PRUint32 aFormatFlags)
{
// check for strange format flags
NS_ASSERTION(!(aFormatFlags & gfxUserFontSet::FLAG_FORMAT_NOT_USED),
"strange font format hint set");
// accept supported formats
if (aFormatFlags & (gfxUserFontSet::FLAG_FORMAT_WOFF |
gfxUserFontSet::FLAG_FORMAT_OPENTYPE |
gfxUserFontSet::FLAG_FORMAT_TRUETYPE)) {
return PR_TRUE;
}
// reject all other formats, known and unknown
if (aFormatFlags != 0) {
return PR_FALSE;
}
// no format hint set, need to look at data
return PR_TRUE;
}
gfxFontFamily *
gfxWindowsPlatform::FindFontFamily(const nsAString& aName)
{
return gfxPlatformFontList::PlatformFontList()->FindFamily(aName);
}
gfxFontEntry *
gfxWindowsPlatform::FindFontEntry(const nsAString& aName, const gfxFontStyle& aFontStyle)
{
nsRefPtr<gfxFontFamily> ff = FindFontFamily(aName);
if (!ff)
return nsnull;
PRBool aNeedsBold;
return ff->FindFontForStyle(aFontStyle, aNeedsBold);
}
qcms_profile*
gfxWindowsPlatform::GetPlatformCMSOutputProfile()
{
#ifndef MOZ_FT2_FONTS
WCHAR str[MAX_PATH];
DWORD size = MAX_PATH;
BOOL res;
HDC dc = GetDC(nsnull);
if (!dc)
return nsnull;
#if _MSC_VER
__try {
res = GetICMProfileW(dc, &size, (LPWSTR)&str);
} __except(GetExceptionCode() == EXCEPTION_ILLEGAL_INSTRUCTION) {
res = FALSE;
}
#else
res = GetICMProfileW(dc, &size, (LPWSTR)&str);
#endif
ReleaseDC(nsnull, dc);
if (!res)
return nsnull;
qcms_profile* profile =
qcms_profile_from_path(NS_ConvertUTF16toUTF8(str).get());
#ifdef DEBUG_tor
if (profile)
fprintf(stderr,
"ICM profile read from %s successfully\n",
NS_ConvertUTF16toUTF8(str).get());
#endif
return profile;
#else
return nsnull;
#endif
}
PRBool
gfxWindowsPlatform::GetPrefFontEntries(const nsCString& aKey, nsTArray<nsRefPtr<gfxFontEntry> > *array)
{
return mPrefFonts.Get(aKey, array);
}
void
gfxWindowsPlatform::SetPrefFontEntries(const nsCString& aKey, nsTArray<nsRefPtr<gfxFontEntry> >& array)
{
mPrefFonts.Put(aKey, array);
}
#ifdef MOZ_FT2_FONTS
FT_Library
gfxWindowsPlatform::GetFTLibrary()
{
return gPlatformFTLibrary;
}
#endif
PRBool
gfxWindowsPlatform::UseClearTypeForDownloadableFonts()
{
if (mUseClearTypeForDownloadableFonts == UNINITIALIZED_VALUE) {
mUseClearTypeForDownloadableFonts = GetBoolPref(GFX_DOWNLOADABLE_FONTS_USE_CLEARTYPE, PR_TRUE);
}
return mUseClearTypeForDownloadableFonts;
}
PRBool
gfxWindowsPlatform::UseClearTypeAlways()
{
if (mUseClearTypeAlways == UNINITIALIZED_VALUE) {
mUseClearTypeAlways = GetBoolPref(GFX_USE_CLEARTYPE_ALWAYS, PR_FALSE);
}
return mUseClearTypeAlways;
}
PRInt32
gfxWindowsPlatform::WindowsOSVersion()
{
static PRInt32 winVersion = UNINITIALIZED_VALUE;
OSVERSIONINFO vinfo;
if (winVersion == UNINITIALIZED_VALUE) {
vinfo.dwOSVersionInfoSize = sizeof (vinfo);
if (!GetVersionEx(&vinfo)) {
winVersion = kWindowsUnknown;
} else {
winVersion = PRInt32(vinfo.dwMajorVersion << 16) + vinfo.dwMinorVersion;
}
}
return winVersion;
}
void
gfxWindowsPlatform::InitDisplayCaps()
{
HDC dc = GetDC((HWND)nsnull);
gfxPlatform::sDPI = GetDeviceCaps(dc, LOGPIXELSY);
ReleaseDC((HWND)nsnull, dc);
}
void
gfxWindowsPlatform::FontsPrefsChanged(nsIPrefBranch *aPrefBranch, const char *aPref)
{
PRBool clearTextFontCaches = PR_TRUE;
gfxPlatform::FontsPrefsChanged(aPrefBranch, aPref);
if (!aPref) {
mUseClearTypeForDownloadableFonts = UNINITIALIZED_VALUE;
mUseClearTypeAlways = UNINITIALIZED_VALUE;
} else if (!strcmp(GFX_DOWNLOADABLE_FONTS_USE_CLEARTYPE, aPref)) {
mUseClearTypeForDownloadableFonts = UNINITIALIZED_VALUE;
} else if (!strcmp(GFX_USE_CLEARTYPE_ALWAYS, aPref)) {
mUseClearTypeAlways = UNINITIALIZED_VALUE;
} else {
clearTextFontCaches = PR_FALSE;
}
if (clearTextFontCaches) {
gfxFontCache *fc = gfxFontCache::GetCache();
if (fc) {
fc->Flush();
}
gfxTextRunWordCache::Flush();
}
}
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