diff options
Diffstat (limited to 'core/fxge/win32/fx_win32_dwrite.cpp')
-rw-r--r-- | core/fxge/win32/fx_win32_dwrite.cpp | 81 |
1 files changed, 60 insertions, 21 deletions
diff --git a/core/fxge/win32/fx_win32_dwrite.cpp b/core/fxge/win32/fx_win32_dwrite.cpp index 5f620cba4c..b3ba28cfc7 100644 --- a/core/fxge/win32/fx_win32_dwrite.cpp +++ b/core/fxge/win32/fx_win32_dwrite.cpp @@ -30,22 +30,29 @@ inline InterfaceType* SafeAcquire(InterfaceType* newObject) { } return newObject; } + class CDwFontFileStream final : public IDWriteFontFileStream { public: explicit CDwFontFileStream(void const* fontFileReferenceKey, UINT32 fontFileReferenceKeySize); - virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID iid, - void** ppvObject); - virtual ULONG STDMETHODCALLTYPE AddRef(); - virtual ULONG STDMETHODCALLTYPE Release(); - virtual HRESULT STDMETHODCALLTYPE + + // IUnknown. + HRESULT STDMETHODCALLTYPE QueryInterface(REFIID iid, + void** ppvObject) override; + ULONG STDMETHODCALLTYPE AddRef() override; + ULONG STDMETHODCALLTYPE Release() override; + + // IDWriteFontFileStream. + HRESULT STDMETHODCALLTYPE ReadFileFragment(void const** fragmentStart, UINT64 fileOffset, UINT64 fragmentSize, - OUT void** fragmentContext); - virtual void STDMETHODCALLTYPE ReleaseFileFragment(void* fragmentContext); - virtual HRESULT STDMETHODCALLTYPE GetFileSize(OUT UINT64* fileSize); - virtual HRESULT STDMETHODCALLTYPE GetLastWriteTime(OUT UINT64* lastWriteTime); + OUT void** fragmentContext) override; + void STDMETHODCALLTYPE ReleaseFileFragment(void* fragmentContext) override; + HRESULT STDMETHODCALLTYPE GetFileSize(OUT UINT64* fileSize) override; + HRESULT STDMETHODCALLTYPE + GetLastWriteTime(OUT UINT64* lastWriteTime) override; + bool IsInitialized() { return !!resourcePtr_; } private: @@ -53,16 +60,20 @@ class CDwFontFileStream final : public IDWriteFontFileStream { void const* resourcePtr_; DWORD resourceSize_; }; + class CDwFontFileLoader final : public IDWriteFontFileLoader { public: - virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID iid, - void** ppvObject); - virtual ULONG STDMETHODCALLTYPE AddRef(); - virtual ULONG STDMETHODCALLTYPE Release(); - virtual HRESULT STDMETHODCALLTYPE + // IUnknown. + HRESULT STDMETHODCALLTYPE QueryInterface(REFIID iid, + void** ppvObject) override; + ULONG STDMETHODCALLTYPE AddRef() override; + ULONG STDMETHODCALLTYPE Release() override; + + // IDWriteFontFileLoader. + HRESULT STDMETHODCALLTYPE CreateStreamFromKey(void const* fontFileReferenceKey, UINT32 fontFileReferenceKeySize, - OUT IDWriteFontFileStream** fontFileStream); + OUT IDWriteFontFileStream** fontFileStream) override; static IDWriteFontFileLoader* GetLoader() { if (!instance_) { @@ -77,10 +88,12 @@ class CDwFontFileLoader final : public IDWriteFontFileLoader { ULONG refCount_; static IDWriteFontFileLoader* instance_; }; + class CDwFontContext { public: CDwFontContext(IDWriteFactory* dwriteFactory); ~CDwFontContext(); + HRESULT Initialize(); private: @@ -89,12 +102,14 @@ class CDwFontContext { HRESULT hr_; IDWriteFactory* dwriteFactory_; }; + class CDwGdiTextRenderer { public: CDwGdiTextRenderer(CFX_DIBitmap* pBitmap, IDWriteBitmapRenderTarget* bitmapRenderTarget, IDWriteRenderingParams* renderingParams); ~CDwGdiTextRenderer(); + HRESULT STDMETHODCALLTYPE DrawGlyphRun(const FX_RECT& text_bbox, __in_opt CFX_ClipRgn* pClipRgn, __in_opt DWRITE_MATRIX const* pMatrix, @@ -109,13 +124,15 @@ class CDwGdiTextRenderer { IDWriteBitmapRenderTarget* pRenderTarget_; IDWriteRenderingParams* pRenderingParams_; }; -CDWriteExt::CDWriteExt() { - m_hModule = nullptr; - m_pDWriteFactory = nullptr; - m_pDwFontContext = nullptr; - m_pDwTextRenderer = nullptr; -} + +CDWriteExt::CDWriteExt() + : m_hModule(nullptr), + m_pDWriteFactory(nullptr), + m_pDwFontContext(nullptr), + m_pDwTextRenderer(nullptr) {} + void CDWriteExt::Load() {} + void CDWriteExt::Unload() { if (m_pDwFontContext) { delete (CDwFontContext*)m_pDwFontContext; @@ -123,9 +140,11 @@ void CDWriteExt::Unload() { } SafeRelease((IDWriteFactory**)&m_pDWriteFactory); } + CDWriteExt::~CDWriteExt() { Unload(); } + LPVOID CDWriteExt::DwCreateFontFaceFromStream(uint8_t* pData, uint32_t size, int simulation_style) { @@ -162,6 +181,7 @@ failed: SafeRelease(&pDwFontFile); return nullptr; } + FX_BOOL CDWriteExt::DwCreateRenderingTarget(CFX_DIBitmap* pBitmap, void** renderTarget) { if (pBitmap->GetFormat() > FXDIB_Argb) { @@ -203,6 +223,7 @@ failed: SafeRelease(&pRenderingParams); return FALSE; } + FX_BOOL CDWriteExt::DwRendingString(void* renderTarget, CFX_ClipRgn* pClipRgn, FX_RECT& stringRect, @@ -245,20 +266,24 @@ FX_BOOL CDWriteExt::DwRendingString(void* renderTarget, RGB(FXARGB_R(text_color), FXARGB_G(text_color), FXARGB_B(text_color))); return SUCCEEDED(hr); } + void CDWriteExt::DwDeleteRenderingTarget(void* renderTarget) { delete (CDwGdiTextRenderer*)renderTarget; } + void CDWriteExt::DwDeleteFont(void* pFont) { if (pFont) { SafeRelease((IDWriteFontFace**)&pFont); } } + CDwFontFileStream::CDwFontFileStream(void const* fontFileReferenceKey, UINT32 fontFileReferenceKeySize) { refCount_ = 0; resourcePtr_ = fontFileReferenceKey; resourceSize_ = fontFileReferenceKeySize; } + HRESULT STDMETHODCALLTYPE CDwFontFileStream::QueryInterface(REFIID iid, void** ppvObject) { if (iid == IID_IUnknown || iid == __uuidof(IDWriteFontFileStream)) { @@ -269,9 +294,11 @@ HRESULT STDMETHODCALLTYPE CDwFontFileStream::QueryInterface(REFIID iid, *ppvObject = nullptr; return E_NOINTERFACE; } + ULONG STDMETHODCALLTYPE CDwFontFileStream::AddRef() { return InterlockedIncrement((long*)(&refCount_)); } + ULONG STDMETHODCALLTYPE CDwFontFileStream::Release() { ULONG newCount = InterlockedDecrement((long*)(&refCount_)); if (newCount == 0) { @@ -279,6 +306,7 @@ ULONG STDMETHODCALLTYPE CDwFontFileStream::Release() { } return newCount; } + HRESULT STDMETHODCALLTYPE CDwFontFileStream::ReadFileFragment(void const** fragmentStart, UINT64 fileOffset, @@ -295,17 +323,20 @@ CDwFontFileStream::ReadFileFragment(void const** fragmentStart, *fragmentContext = nullptr; return E_FAIL; } + void STDMETHODCALLTYPE CDwFontFileStream::ReleaseFileFragment(void* fragmentContext) {} HRESULT STDMETHODCALLTYPE CDwFontFileStream::GetFileSize(OUT UINT64* fileSize) { *fileSize = resourceSize_; return S_OK; } + HRESULT STDMETHODCALLTYPE CDwFontFileStream::GetLastWriteTime(OUT UINT64* lastWriteTime) { *lastWriteTime = 0; return E_NOTIMPL; } + IDWriteFontFileLoader* CDwFontFileLoader::instance_ = nullptr; CDwFontFileLoader::CDwFontFileLoader() : refCount_(0) {} HRESULT STDMETHODCALLTYPE CDwFontFileLoader::QueryInterface(REFIID iid, @@ -318,9 +349,11 @@ HRESULT STDMETHODCALLTYPE CDwFontFileLoader::QueryInterface(REFIID iid, *ppvObject = nullptr; return E_NOINTERFACE; } + ULONG STDMETHODCALLTYPE CDwFontFileLoader::AddRef() { return InterlockedIncrement((long*)(&refCount_)); } + ULONG STDMETHODCALLTYPE CDwFontFileLoader::Release() { ULONG newCount = InterlockedDecrement((long*)(&refCount_)); if (newCount == 0) { @@ -329,6 +362,7 @@ ULONG STDMETHODCALLTYPE CDwFontFileLoader::Release() { } return newCount; } + HRESULT STDMETHODCALLTYPE CDwFontFileLoader::CreateStreamFromKey( void const* fontFileReferenceKey, UINT32 fontFileReferenceKeySize, @@ -343,14 +377,17 @@ HRESULT STDMETHODCALLTYPE CDwFontFileLoader::CreateStreamFromKey( *fontFileStream = SafeAcquire(stream); return S_OK; } + CDwFontContext::CDwFontContext(IDWriteFactory* dwriteFactory) : hr_(S_FALSE), dwriteFactory_(SafeAcquire(dwriteFactory)) {} + CDwFontContext::~CDwFontContext() { if (dwriteFactory_ && hr_ == S_OK) { dwriteFactory_->UnregisterFontFileLoader(CDwFontFileLoader::GetLoader()); } SafeRelease(&dwriteFactory_); } + HRESULT CDwFontContext::Initialize() { if (hr_ == S_FALSE) { return hr_ = dwriteFactory_->RegisterFontFileLoader( @@ -358,6 +395,7 @@ HRESULT CDwFontContext::Initialize() { } return hr_; } + CDwGdiTextRenderer::CDwGdiTextRenderer( CFX_DIBitmap* pBitmap, IDWriteBitmapRenderTarget* bitmapRenderTarget, @@ -369,6 +407,7 @@ CDwGdiTextRenderer::~CDwGdiTextRenderer() { SafeRelease(&pRenderTarget_); SafeRelease(&pRenderingParams_); } + STDMETHODIMP CDwGdiTextRenderer::DrawGlyphRun( const FX_RECT& text_bbox, __in_opt CFX_ClipRgn* pClipRgn, |