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| |
| #include "qwindowsdirect2dcontext.h" |
| #include "qwindowsdirect2dintegration.h" |
| #include "qwindowsdirect2dbackingstore.h" |
| #include "qwindowsdirect2dplatformpixmap.h" |
| #include "qwindowsdirect2dnativeinterface.h" |
| #include "qwindowsdirect2dwindow.h" |
| |
| #include "qwindowscontext.h" |
| |
| #include <qplatformdefs.h> |
| #include <QtCore/qcoreapplication.h> |
| #include <QtCore/qversionnumber.h> |
| #include <QtGui/private/qpixmap_raster_p.h> |
| #include <QtGui/qpa/qwindowsysteminterface.h> |
| |
| #include <QVarLengthArray> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QWindowsDirect2DIntegrationPrivate |
| { |
| public: |
| QWindowsDirect2DNativeInterface m_nativeInterface; |
| QWindowsDirect2DContext m_d2dContext; |
| }; |
| |
| static QVersionNumber systemD2DVersion() |
| { |
| static const int bufSize = 512; |
| TCHAR filename[bufSize]; |
| |
| UINT i = GetSystemDirectory(filename, bufSize); |
| if (i > 0 && i < bufSize) { |
| if (_tcscat_s(filename, bufSize, __TEXT("\\d2d1.dll")) == 0) { |
| DWORD versionInfoSize = GetFileVersionInfoSize(filename, nullptr); |
| if (versionInfoSize) { |
| QVarLengthArray<BYTE> info(static_cast<int>(versionInfoSize)); |
| if (GetFileVersionInfo(filename, 0, versionInfoSize, info.data())) { |
| UINT size; |
| DWORD *fi; |
| |
| if (VerQueryValue(info.constData(), __TEXT("\\"), |
| reinterpret_cast<void **>(&fi), &size) && size) { |
| const auto *verInfo = reinterpret_cast<const VS_FIXEDFILEINFO *>(fi); |
| return QVersionNumber{HIWORD(verInfo->dwFileVersionMS), LOWORD(verInfo->dwFileVersionMS), |
| HIWORD(verInfo->dwFileVersionLS), LOWORD(verInfo->dwFileVersionLS)}; |
| } |
| } |
| } |
| } |
| } |
| return QVersionNumber(); |
| } |
| |
| static QVersionNumber minimumD2DVersion() |
| { |
| // 6.2.9200.16492 corresponds to Direct2D 1.1 on Windows 7 SP1 with Platform Update |
| enum : int { |
| D2DMinVersionPart1 = 6, |
| D2DMinVersionPart2 = 2, |
| D2DMinVersionPart3 = 9200, |
| D2DMinVersionPart4 = 16492 |
| }; |
| |
| return QVersionNumber{D2DMinVersionPart1, D2DMinVersionPart2, D2DMinVersionPart3, D2DMinVersionPart4}; |
| } |
| |
| QWindowsDirect2DIntegration *QWindowsDirect2DIntegration::create(const QStringList ¶mList) |
| { |
| const QVersionNumber systemVersion = systemD2DVersion(); |
| const QVersionNumber minimumVersion = minimumD2DVersion(); |
| if (!systemVersion.isNull() && systemVersion < minimumVersion) { |
| QString msg = QCoreApplication::translate("QWindowsDirect2DIntegration", |
| "Qt cannot load the direct2d platform plugin because " \ |
| "the Direct2D version on this system is too old. The " \ |
| "minimum system requirement for this platform plugin " \ |
| "is Windows 7 SP1 with Platform Update.\n\n" \ |
| "The minimum Direct2D version required is %1. " \ |
| "The Direct2D version on this system is %2.") |
| .arg(minimumVersion.toString(), systemVersion.toString()); |
| |
| QString caption = QCoreApplication::translate("QWindowsDirect2DIntegration", |
| "Cannot load direct2d platform plugin"); |
| |
| MessageBoxW(nullptr, |
| msg.toStdWString().c_str(), |
| caption.toStdWString().c_str(), |
| MB_OK | MB_ICONERROR); |
| |
| return nullptr; |
| } |
| |
| auto *integration = new QWindowsDirect2DIntegration(paramList); |
| |
| if (!integration->init()) { |
| delete integration; |
| integration = nullptr; |
| } |
| |
| return integration; |
| } |
| |
| QWindowsDirect2DIntegration::~QWindowsDirect2DIntegration() |
| { |
| |
| } |
| |
| QWindowsDirect2DIntegration *QWindowsDirect2DIntegration::instance() |
| { |
| return static_cast<QWindowsDirect2DIntegration *>(QWindowsIntegration::instance()); |
| } |
| |
| |
| QWindowsWindow *QWindowsDirect2DIntegration::createPlatformWindowHelper(QWindow *window, const QWindowsWindowData &data) const |
| { |
| return new QWindowsDirect2DWindow(window, data); |
| } |
| |
| QPlatformNativeInterface *QWindowsDirect2DIntegration::nativeInterface() const |
| { |
| return &d->m_nativeInterface; |
| } |
| |
| QPlatformPixmap *QWindowsDirect2DIntegration::createPlatformPixmap(QPlatformPixmap::PixelType type) const |
| { |
| switch (type) { |
| case QPlatformPixmap::BitmapType: |
| return new QRasterPlatformPixmap(type); |
| break; |
| default: |
| return new QWindowsDirect2DPlatformPixmap(type); |
| break; |
| } |
| } |
| |
| QPlatformBackingStore *QWindowsDirect2DIntegration::createPlatformBackingStore(QWindow *window) const |
| { |
| return new QWindowsDirect2DBackingStore(window); |
| } |
| |
| QWindowsDirect2DContext *QWindowsDirect2DIntegration::direct2DContext() const |
| { |
| return &d->m_d2dContext; |
| } |
| |
| QWindowsDirect2DIntegration::QWindowsDirect2DIntegration(const QStringList ¶mList) |
| : QWindowsIntegration(paramList) |
| , d(new QWindowsDirect2DIntegrationPrivate) |
| { |
| } |
| |
| bool QWindowsDirect2DIntegration::init() |
| { |
| return d->m_d2dContext.init(); |
| } |
| |
| QT_END_NAMESPACE |