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Feature: Scalable OpenTTD TrueType font made by Zephyris.

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This uses the normal variant for the small font, not the all-caps version.
This commit is contained in:
Michael Lutz
2023-12-16 01:03:28 +01:00
parent 6e766a2e81
commit 36cf6b1d13
13 changed files with 261 additions and 114 deletions
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136
src/os/windows/font_win32.cpp
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@@ -317,6 +317,66 @@ void Win32FontCache::ClearFontCache()
}
static bool TryLoadFontFromFile(const std::string &font_name, LOGFONT &logfont)
{
wchar_t fontPath[MAX_PATH] = {};
/* See if this is an absolute path. */
if (FileExists(font_name)) {
convert_to_fs(font_name, fontPath, lengthof(fontPath));
} else {
/* Scan the search-paths to see if it can be found. */
std::string full_font = FioFindFullPath(BASE_DIR, font_name);
if (!full_font.empty()) {
convert_to_fs(font_name, fontPath, lengthof(fontPath));
}
}
if (fontPath[0] != 0) {
if (AddFontResourceEx(fontPath, FR_PRIVATE, 0) != 0) {
/* Try a nice little undocumented function first for getting the internal font name.
* Some documentation is found at: http://www.undocprint.org/winspool/getfontresourceinfo */
static LibraryLoader _gdi32("gdi32.dll");
typedef BOOL(WINAPI *PFNGETFONTRESOURCEINFO)(LPCTSTR, LPDWORD, LPVOID, DWORD);
static PFNGETFONTRESOURCEINFO GetFontResourceInfo = _gdi32.GetFunction("GetFontResourceInfoW");
if (GetFontResourceInfo != nullptr) {
/* Try to query an array of LOGFONTs that describe the file. */
DWORD len = 0;
if (GetFontResourceInfo(fontPath, &len, nullptr, 2) && len >= sizeof(LOGFONT)) {
LOGFONT *buf = (LOGFONT *)new byte[len];
if (GetFontResourceInfo(fontPath, &len, buf, 2)) {
logfont = *buf; // Just use first entry.
}
delete[](byte *)buf;
}
}
/* No dice yet. Use the file name as the font face name, hoping it matches. */
if (logfont.lfFaceName[0] == 0) {
wchar_t fname[_MAX_FNAME];
_wsplitpath(fontPath, nullptr, nullptr, fname, nullptr);
wcsncpy_s(logfont.lfFaceName, lengthof(logfont.lfFaceName), fname, _TRUNCATE);
logfont.lfWeight = strcasestr(font_name.c_str(), " bold") != nullptr || strcasestr(font_name.c_str(), "-bold") != nullptr ? FW_BOLD : FW_NORMAL; // Poor man's way to allow selecting bold fonts.
}
}
}
return logfont.lfFaceName[0] != 0;
}
static void LoadWin32Font(FontSize fs, const LOGFONT &logfont, uint size, const char *font_name)
{
HFONT font = CreateFontIndirect(&logfont);
if (font == nullptr) {
ShowInfo("Unable to use '{}' for {} font, Win32 reported error 0x{:X}, using sprite font instead", font_name, FontSizeToName(fs), GetLastError());
return;
}
DeleteObject(font);
new Win32FontCache(fs, logfont, size);
}
/**
* Loads the GDI font.
* If a GDI font description is present, e.g. from the automatic font
@@ -341,51 +401,8 @@ void LoadWin32Font(FontSize fs)
logfont = *(const LOGFONT *)settings->os_handle;
} else if (strchr(font_name, '.') != nullptr) {
/* Might be a font file name, try load it. */
wchar_t fontPath[MAX_PATH] = {};
/* See if this is an absolute path. */
if (FileExists(settings->font)) {
convert_to_fs(font_name, fontPath, lengthof(fontPath));
} else {
/* Scan the search-paths to see if it can be found. */
std::string full_font = FioFindFullPath(BASE_DIR, font_name);
if (!full_font.empty()) {
convert_to_fs(font_name, fontPath, lengthof(fontPath));
}
}
if (fontPath[0] != 0) {
if (AddFontResourceEx(fontPath, FR_PRIVATE, 0) != 0) {
/* Try a nice little undocumented function first for getting the internal font name.
* Some documentation is found at: http://www.undocprint.org/winspool/getfontresourceinfo */
static LibraryLoader _gdi32("gdi32.dll");
typedef BOOL(WINAPI *PFNGETFONTRESOURCEINFO)(LPCTSTR, LPDWORD, LPVOID, DWORD);
static PFNGETFONTRESOURCEINFO GetFontResourceInfo = _gdi32.GetFunction("GetFontResourceInfoW");
if (GetFontResourceInfo != nullptr) {
/* Try to query an array of LOGFONTs that describe the file. */
DWORD len = 0;
if (GetFontResourceInfo(fontPath, &len, nullptr, 2) && len >= sizeof(LOGFONT)) {
LOGFONT *buf = (LOGFONT *)new byte[len];
if (GetFontResourceInfo(fontPath, &len, buf, 2)) {
logfont = *buf; // Just use first entry.
}
delete[] (byte *)buf;
}
}
/* No dice yet. Use the file name as the font face name, hoping it matches. */
if (logfont.lfFaceName[0] == 0) {
wchar_t fname[_MAX_FNAME];
_wsplitpath(fontPath, nullptr, nullptr, fname, nullptr);
wcsncpy_s(logfont.lfFaceName, lengthof(logfont.lfFaceName), fname, _TRUNCATE);
logfont.lfWeight = strcasestr(font_name, " bold") != nullptr || strcasestr(font_name, "-bold") != nullptr ? FW_BOLD : FW_NORMAL; // Poor man's way to allow selecting bold fonts.
}
} else {
ShowInfo("Unable to load file '{}' for {} font, using default windows font selection instead", font_name, FontSizeToName(fs));
}
if (!TryLoadFontFromFile(settings->font, logfont)) {
ShowInfo("Unable to load file '{}' for {} font, using default windows font selection instead", font_name, FontSizeToName(fs));
}
}
@@ -394,12 +411,25 @@ void LoadWin32Font(FontSize fs)
convert_to_fs(font_name, logfont.lfFaceName, lengthof(logfont.lfFaceName));
}
HFONT font = CreateFontIndirect(&logfont);
if (font == nullptr) {
ShowInfo("Unable to use '{}' for {} font, Win32 reported error 0x{:X}, using sprite font instead", font_name, FontSizeToName(fs), GetLastError());
return;
}
DeleteObject(font);
new Win32FontCache(fs, logfont, settings->size);
LoadWin32Font(fs, logfont, settings->size, font_name);
}
/**
* Load a TrueType font from a file.
* @param fs The font size to load.
* @param file_name Path to the font file.
* @param size Requested font size.
*/
void LoadWin32Font(FontSize fs, const std::string &file_name, uint size)
{
LOGFONT logfont;
MemSetT(&logfont, 0);
logfont.lfPitchAndFamily = fs == FS_MONO ? FIXED_PITCH : VARIABLE_PITCH;
logfont.lfCharSet = DEFAULT_CHARSET;
logfont.lfOutPrecision = OUT_OUTLINE_PRECIS;
logfont.lfClipPrecision = CLIP_DEFAULT_PRECIS;
if (TryLoadFontFromFile(file_name, logfont)) {
LoadWin32Font(fs, logfont, size, file_name.c_str());
}
}