diff options
Diffstat (limited to 'platform/windows/os_windows.cpp')
| -rw-r--r-- | platform/windows/os_windows.cpp | 303 |
1 files changed, 283 insertions, 20 deletions
diff --git a/platform/windows/os_windows.cpp b/platform/windows/os_windows.cpp index d8548eb545..e957a25e87 100644 --- a/platform/windows/os_windows.cpp +++ b/platform/windows/os_windows.cpp @@ -43,12 +43,12 @@ #include "platform/windows/display_server_windows.h" #include "servers/audio_server.h" #include "servers/rendering/rendering_server_default.h" +#include "servers/text_server.h" #include "windows_terminal_logger.h" #include <avrt.h> #include <bcrypt.h> #include <direct.h> -#include <dwrite.h> #include <knownfolders.h> #include <process.h> #include <regstr.h> @@ -189,6 +189,27 @@ void OS_Windows::initialize() { IPUnix::make_default(); main_loop = nullptr; + + CoInitialize(nullptr); + HRESULT hr = DWriteCreateFactory(DWRITE_FACTORY_TYPE_SHARED, __uuidof(IDWriteFactory), reinterpret_cast<IUnknown **>(&dwrite_factory)); + if (SUCCEEDED(hr)) { + hr = dwrite_factory->GetSystemFontCollection(&font_collection, false); + if (SUCCEEDED(hr)) { + dwrite_init = true; + hr = dwrite_factory->QueryInterface(&dwrite_factory2); + if (SUCCEEDED(hr)) { + hr = dwrite_factory2->GetSystemFontFallback(&system_font_fallback); + if (SUCCEEDED(hr)) { + dwrite2_init = true; + } + } + } + } + if (!dwrite_init) { + print_verbose("Unable to load IDWriteFactory, system font support is disabled."); + } else if (!dwrite2_init) { + print_verbose("Unable to load IDWriteFactory2, automatic system font fallback is disabled."); + } } void OS_Windows::delete_main_loop() { @@ -203,6 +224,22 @@ void OS_Windows::set_main_loop(MainLoop *p_main_loop) { } void OS_Windows::finalize() { + if (dwrite_factory2) { + dwrite_factory2->Release(); + dwrite_factory2 = nullptr; + } + if (font_collection) { + font_collection->Release(); + font_collection = nullptr; + } + if (system_font_fallback) { + system_font_fallback->Release(); + system_font_fallback = nullptr; + } + if (dwrite_factory) { + dwrite_factory->Release(); + dwrite_factory = nullptr; + } #ifdef WINMIDI_ENABLED driver_midi.close(); #endif @@ -726,21 +763,17 @@ Error OS_Windows::set_cwd(const String &p_cwd) { } Vector<String> OS_Windows::get_system_fonts() const { + if (!dwrite_init) { + return Vector<String>(); + } + Vector<String> ret; HashSet<String> font_names; - ComAutoreleaseRef<IDWriteFactory> dwrite_factory; - HRESULT hr = DWriteCreateFactory(DWRITE_FACTORY_TYPE_SHARED, __uuidof(IDWriteFactory), reinterpret_cast<IUnknown **>(&dwrite_factory.reference)); - ERR_FAIL_COND_V(FAILED(hr) || dwrite_factory.is_null(), ret); - - ComAutoreleaseRef<IDWriteFontCollection> font_collection; - hr = dwrite_factory->GetSystemFontCollection(&font_collection.reference, false); - ERR_FAIL_COND_V(FAILED(hr) || font_collection.is_null(), ret); - UINT32 family_count = font_collection->GetFontFamilyCount(); for (UINT32 i = 0; i < family_count; i++) { ComAutoreleaseRef<IDWriteFontFamily> family; - hr = font_collection->GetFontFamily(i, &family.reference); + HRESULT hr = font_collection->GetFontFamily(i, &family.reference); ERR_CONTINUE(FAILED(hr) || family.is_null()); ComAutoreleaseRef<IDWriteLocalizedStrings> family_names; @@ -771,7 +804,98 @@ Vector<String> OS_Windows::get_system_fonts() const { return ret; } -String OS_Windows::get_system_font_path(const String &p_font_name, bool p_bold, bool p_italic) const { +#if defined(__GNUC__) && !defined(__clang__) +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wnon-virtual-dtor" +#endif + +class FallbackTextAnalysisSource : public IDWriteTextAnalysisSource { + LONG _cRef = 1; + + bool rtl = false; + Char16String string; + Char16String locale; + IDWriteNumberSubstitution *n_sub = nullptr; + +public: + HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, VOID **ppvInterface) { + if (IID_IUnknown == riid) { + AddRef(); + *ppvInterface = (IUnknown *)this; + } else if (__uuidof(IMMNotificationClient) == riid) { + AddRef(); + *ppvInterface = (IMMNotificationClient *)this; + } else { + *ppvInterface = nullptr; + return E_NOINTERFACE; + } + return S_OK; + } + + ULONG STDMETHODCALLTYPE AddRef() { + return InterlockedIncrement(&_cRef); + } + + ULONG STDMETHODCALLTYPE Release() { + ULONG ulRef = InterlockedDecrement(&_cRef); + if (0 == ulRef) { + delete this; + } + return ulRef; + } + + HRESULT STDMETHODCALLTYPE GetTextAtPosition(UINT32 p_text_position, WCHAR const **r_text_string, UINT32 *r_text_length) override { + if (p_text_position >= (UINT32)string.length()) { + *r_text_string = nullptr; + *r_text_length = 0; + return S_OK; + } + *r_text_string = reinterpret_cast<const wchar_t *>(string.get_data()) + p_text_position; + *r_text_length = string.length() - p_text_position; + return S_OK; + } + + HRESULT STDMETHODCALLTYPE GetTextBeforePosition(UINT32 p_text_position, WCHAR const **r_text_string, UINT32 *r_text_length) override { + if (p_text_position < 1 || p_text_position >= (UINT32)string.length()) { + *r_text_string = nullptr; + *r_text_length = 0; + return S_OK; + } + *r_text_string = reinterpret_cast<const wchar_t *>(string.get_data()); + *r_text_length = p_text_position; + return S_OK; + } + + DWRITE_READING_DIRECTION STDMETHODCALLTYPE GetParagraphReadingDirection() override { + return (rtl) ? DWRITE_READING_DIRECTION_RIGHT_TO_LEFT : DWRITE_READING_DIRECTION_LEFT_TO_RIGHT; + } + + HRESULT STDMETHODCALLTYPE GetLocaleName(UINT32 p_text_position, UINT32 *r_text_length, WCHAR const **r_locale_name) override { + *r_locale_name = reinterpret_cast<const wchar_t *>(locale.get_data()); + return S_OK; + } + + HRESULT STDMETHODCALLTYPE GetNumberSubstitution(UINT32 p_text_position, UINT32 *r_text_length, IDWriteNumberSubstitution **r_number_substitution) override { + *r_number_substitution = n_sub; + return S_OK; + } + + FallbackTextAnalysisSource(const Char16String &p_text, const Char16String &p_locale, bool p_rtl, IDWriteNumberSubstitution *p_nsub) { + _cRef = 1; + string = p_text; + locale = p_locale; + n_sub = p_nsub; + rtl = p_rtl; + }; + + virtual ~FallbackTextAnalysisSource() {} +}; + +#if defined(__GNUC__) && !defined(__clang__) +#pragma GCC diagnostic pop +#endif + +String OS_Windows::_get_default_fontname(const String &p_font_name) const { String font_name = p_font_name; if (font_name.to_lower() == "sans-serif") { font_name = "Arial"; @@ -784,18 +908,157 @@ String OS_Windows::get_system_font_path(const String &p_font_name, bool p_bold, } else if (font_name.to_lower() == "fantasy") { font_name = "Gabriola"; } + return font_name; +} + +DWRITE_FONT_WEIGHT OS_Windows::_weight_to_dw(int p_weight) const { + if (p_weight < 150) { + return DWRITE_FONT_WEIGHT_THIN; + } else if (p_weight < 250) { + return DWRITE_FONT_WEIGHT_EXTRA_LIGHT; + } else if (p_weight < 325) { + return DWRITE_FONT_WEIGHT_LIGHT; + } else if (p_weight < 375) { + return DWRITE_FONT_WEIGHT_SEMI_LIGHT; + } else if (p_weight < 450) { + return DWRITE_FONT_WEIGHT_NORMAL; + } else if (p_weight < 550) { + return DWRITE_FONT_WEIGHT_MEDIUM; + } else if (p_weight < 650) { + return DWRITE_FONT_WEIGHT_DEMI_BOLD; + } else if (p_weight < 750) { + return DWRITE_FONT_WEIGHT_BOLD; + } else if (p_weight < 850) { + return DWRITE_FONT_WEIGHT_EXTRA_BOLD; + } else if (p_weight < 925) { + return DWRITE_FONT_WEIGHT_BLACK; + } else { + return DWRITE_FONT_WEIGHT_EXTRA_BLACK; + } +} + +DWRITE_FONT_STRETCH OS_Windows::_stretch_to_dw(int p_stretch) const { + if (p_stretch < 56) { + return DWRITE_FONT_STRETCH_ULTRA_CONDENSED; + } else if (p_stretch < 69) { + return DWRITE_FONT_STRETCH_EXTRA_CONDENSED; + } else if (p_stretch < 81) { + return DWRITE_FONT_STRETCH_CONDENSED; + } else if (p_stretch < 93) { + return DWRITE_FONT_STRETCH_SEMI_CONDENSED; + } else if (p_stretch < 106) { + return DWRITE_FONT_STRETCH_NORMAL; + } else if (p_stretch < 137) { + return DWRITE_FONT_STRETCH_SEMI_EXPANDED; + } else if (p_stretch < 144) { + return DWRITE_FONT_STRETCH_EXPANDED; + } else if (p_stretch < 162) { + return DWRITE_FONT_STRETCH_EXTRA_EXPANDED; + } else { + return DWRITE_FONT_STRETCH_ULTRA_EXPANDED; + } +} + +Vector<String> OS_Windows::get_system_font_path_for_text(const String &p_font_name, const String &p_text, const String &p_locale, const String &p_script, int p_weight, int p_stretch, bool p_italic) const { + if (!dwrite2_init) { + return Vector<String>(); + } + + String font_name = _get_default_fontname(p_font_name); + + bool rtl = TS->is_locale_right_to_left(p_locale); + Char16String text = p_text.utf16(); + Char16String locale = p_locale.utf16(); + + ComAutoreleaseRef<IDWriteNumberSubstitution> number_substitution; + HRESULT hr = dwrite_factory->CreateNumberSubstitution(DWRITE_NUMBER_SUBSTITUTION_METHOD_NONE, reinterpret_cast<const wchar_t *>(locale.get_data()), true, &number_substitution.reference); + ERR_FAIL_COND_V(FAILED(hr) || number_substitution.is_null(), Vector<String>()); + + FallbackTextAnalysisSource fs = FallbackTextAnalysisSource(text, locale, rtl, number_substitution.reference); + UINT32 mapped_length = 0; + FLOAT scale = 0.0; + ComAutoreleaseRef<IDWriteFont> dwrite_font; + hr = system_font_fallback->MapCharacters( + &fs, + 0, + (UINT32)text.length(), + font_collection, + reinterpret_cast<const wchar_t *>(font_name.utf16().get_data()), + _weight_to_dw(p_weight), + p_italic ? DWRITE_FONT_STYLE_ITALIC : DWRITE_FONT_STYLE_NORMAL, + _stretch_to_dw(p_stretch), + &mapped_length, + &dwrite_font.reference, + &scale); + + if (FAILED(hr) || dwrite_font.is_null()) { + return Vector<String>(); + } + + ComAutoreleaseRef<IDWriteFontFace> dwrite_face; + hr = dwrite_font->CreateFontFace(&dwrite_face.reference); + if (FAILED(hr) || dwrite_face.is_null()) { + return Vector<String>(); + } + + UINT32 number_of_files = 0; + hr = dwrite_face->GetFiles(&number_of_files, nullptr); + if (FAILED(hr)) { + return Vector<String>(); + } + Vector<ComAutoreleaseRef<IDWriteFontFile>> files; + files.resize(number_of_files); + hr = dwrite_face->GetFiles(&number_of_files, (IDWriteFontFile **)files.ptrw()); + if (FAILED(hr)) { + return Vector<String>(); + } + + Vector<String> ret; + for (UINT32 i = 0; i < number_of_files; i++) { + void const *reference_key = nullptr; + UINT32 reference_key_size = 0; + ComAutoreleaseRef<IDWriteLocalFontFileLoader> loader; + + hr = files.write[i]->GetLoader((IDWriteFontFileLoader **)&loader.reference); + if (FAILED(hr) || loader.is_null()) { + continue; + } + hr = files.write[i]->GetReferenceKey(&reference_key, &reference_key_size); + if (FAILED(hr)) { + continue; + } + + WCHAR file_path[MAX_PATH]; + hr = loader->GetFilePathFromKey(reference_key, reference_key_size, &file_path[0], MAX_PATH); + if (FAILED(hr)) { + continue; + } + String fpath = String::utf16((const char16_t *)&file_path[0]); + + WIN32_FIND_DATAW d; + HANDLE fnd = FindFirstFileW((LPCWSTR)&file_path[0], &d); + if (fnd != INVALID_HANDLE_VALUE) { + String fname = String::utf16((const char16_t *)d.cFileName); + if (!fname.is_empty()) { + fpath = fpath.get_base_dir().path_join(fname); + } + FindClose(fnd); + } + ret.push_back(fpath); + } + return ret; +} - ComAutoreleaseRef<IDWriteFactory> dwrite_factory; - HRESULT hr = DWriteCreateFactory(DWRITE_FACTORY_TYPE_SHARED, __uuidof(IDWriteFactory), reinterpret_cast<IUnknown **>(&dwrite_factory.reference)); - ERR_FAIL_COND_V(FAILED(hr) || dwrite_factory.is_null(), String()); +String OS_Windows::get_system_font_path(const String &p_font_name, int p_weight, int p_stretch, bool p_italic) const { + if (!dwrite_init) { + return String(); + } - ComAutoreleaseRef<IDWriteFontCollection> font_collection; - hr = dwrite_factory->GetSystemFontCollection(&font_collection.reference, false); - ERR_FAIL_COND_V(FAILED(hr) || font_collection.is_null(), String()); + String font_name = _get_default_fontname(p_font_name); UINT32 index = 0; BOOL exists = false; - font_collection->FindFamilyName((const WCHAR *)font_name.utf16().get_data(), &index, &exists); + HRESULT hr = font_collection->FindFamilyName((const WCHAR *)font_name.utf16().get_data(), &index, &exists); if (FAILED(hr)) { return String(); } @@ -807,7 +1070,7 @@ String OS_Windows::get_system_font_path(const String &p_font_name, bool p_bold, } ComAutoreleaseRef<IDWriteFont> dwrite_font; - hr = family->GetFirstMatchingFont(p_bold ? DWRITE_FONT_WEIGHT_BOLD : DWRITE_FONT_WEIGHT_NORMAL, DWRITE_FONT_STRETCH_NORMAL, p_italic ? DWRITE_FONT_STYLE_ITALIC : DWRITE_FONT_STYLE_NORMAL, &dwrite_font.reference); + hr = family->GetFirstMatchingFont(_weight_to_dw(p_weight), _stretch_to_dw(p_stretch), p_italic ? DWRITE_FONT_STYLE_ITALIC : DWRITE_FONT_STYLE_NORMAL, &dwrite_font.reference); if (FAILED(hr) || dwrite_font.is_null()) { return String(); } @@ -1192,7 +1455,7 @@ String OS_Windows::get_unique_id() const { bool OS_Windows::_check_internal_feature_support(const String &p_feature) { if (p_feature == "system_fonts") { - return true; + return dwrite_init; } if (p_feature == "pc") { return true; |