PrusaSlicer-NonPlainar/src/slic3r/Utils/WxFontUtils.cpp
Filip Sykala - NTB T15p e631d3999c Fix path for just created font by description
Fix for issue #64 - linux loading windows font
2022-08-15 12:04:22 +02:00

326 lines
No EOL
11 KiB
C++

#include "WxFontUtils.hpp"
#include <boost/assign.hpp>
#if defined(__APPLE__)
#include <CoreText/CTFont.h>
#include <wx/uri.h>
#include <wx/fontutil.h> // wxNativeFontInfo
#include <wx/osx/core/cfdictionary.h>
#elif defined(__linux__)
#include "slic3r/Utils/FontConfigHelp.hpp"
#endif
using namespace Slic3r;
using namespace Slic3r::GUI;
namespace {
#ifdef __APPLE__
static bool is_valid_ttf(std::string_view file_path)
{
if (file_path.empty()) return false;
auto const pos_point = file_path.find_last_of('.');
if (pos_point == std::string_view::npos) return false;
// use point only after last directory delimiter
auto const pos_directory_delimiter = file_path.find_last_of("/\\");
if (pos_directory_delimiter != std::string_view::npos &&
pos_point < pos_directory_delimiter)
return false; // point is before directory delimiter
// check count of extension chars
size_t extension_size = file_path.size() - pos_point;
if (extension_size >= 5) return false; // a lot of symbols for extension
if (extension_size <= 1) return false; // few letters for extension
std::string_view extension = file_path.substr(pos_point + 1,
extension_size);
// Because of MacOs - Courier, Geneva, Monaco
if (extension == std::string_view("dfont")) return false;
return true;
}
// get filepath from wxFont on Mac OsX
static std::string get_file_path(const wxFont& font) {
const wxNativeFontInfo *info = font.GetNativeFontInfo();
if (info == nullptr) return {};
CTFontDescriptorRef descriptor = info->GetCTFontDescriptor();
CFURLRef typeref = (CFURLRef)
CTFontDescriptorCopyAttribute(descriptor, kCTFontURLAttribute);
if (typeref == NULL) return {};
CFStringRef url = CFURLGetString(typeref);
if (url == NULL) return {};
wxString file_uri;
wxCFTypeRef(url).GetValue(file_uri);
std::string file_path(wxURI::Unescape(file_uri).c_str());
size_t start = std::string("file://").size();
if (file_path.empty() || file_path.size() <= start)
return {};
// remove prefix file://
file_path = file_path.substr(start, file_path.size() - start);
return file_path;
}
#endif // __APPLE__
} // namespace
bool WxFontUtils::can_load(const wxFont &font)
{
if (!font.IsOk()) return false;
#ifdef _WIN32
return Emboss::can_load(font.GetHFONT()) != nullptr;
#elif defined(__APPLE__)
return is_valid_ttf(get_file_path(font));
#elif defined(__linux__)
std::string font_path = Slic3r::GUI::get_font_path(font);
return !font_path.empty();
#endif
return false;
}
std::unique_ptr<Emboss::FontFile> WxFontUtils::create_font_file(const wxFont &font)
{
#ifdef _WIN32
return Emboss::create_font_file(font.GetHFONT());
#elif defined(__APPLE__)
std::string file_path = get_file_path(font);
if (file_path.empty()) return nullptr;
return Emboss::create_font_file(file_path.c_str());
#elif defined(__linux__)
std::string font_path = Slic3r::GUI::get_font_path(font);
if (font_path.empty()) return nullptr;
return Emboss::create_font_file(font_path.c_str());
#else
// HERE is place to add implementation for another platform
// to convert wxFont to font data as windows or font file path as linux
return nullptr;
#endif
}
EmbossStyle::Type WxFontUtils::get_actual_type()
{
#ifdef _WIN32
return EmbossStyle::Type::wx_win_font_descr;
#elif defined(__APPLE__)
return EmbossStyle::Type::wx_mac_font_descr;
#elif defined(__linux__)
return EmbossStyle::Type::wx_lin_font_descr;
#else
return EmbossStyle::Type::undefined;
#endif
}
EmbossStyle WxFontUtils::create_emboss_style(const wxFont &font, const std::string& name)
{
std::string name_item = name.empty()? get_human_readable_name(font) : name;
std::string fontDesc = store_wxFont(font);
EmbossStyle::Type type = get_actual_type();
// synchronize font property with actual font
FontProp font_prop;
WxFontUtils::update_property(font_prop, font);
return { name_item, fontDesc, type, font_prop };
}
EmbossStyle WxFontUtils::get_os_font()
{
wxSystemFont system_font = wxSYS_DEFAULT_GUI_FONT;
wxFont font = wxSystemSettings::GetFont(system_font);
EmbossStyle es = create_emboss_style(font);
es.name += std::string(" (OS default)");
return create_emboss_style(font);
}
std::string WxFontUtils::get_human_readable_name(const wxFont &font)
{
if (!font.IsOk()) return "Font is NOT ok.";
// Face name is optional in wxFont
if (!font.GetFaceName().empty()) {
return std::string(font.GetFaceName().c_str());
} else {
return std::string((font.GetFamilyString() + " " +
font.GetStyleString() + " " +
font.GetWeightString())
.c_str());
}
}
std::string WxFontUtils::store_wxFont(const wxFont &font)
{
// wxString os = wxPlatformInfo::Get().GetOperatingSystemIdName();
wxString font_descriptor = font.GetNativeFontInfoDesc();
return std::string(font_descriptor.c_str());
}
std::optional<wxFont> WxFontUtils::load_wxFont(
const std::string &font_descriptor)
{
wxString font_descriptor_wx(font_descriptor);
wxFont wx_font(font_descriptor_wx);
if (!wx_font.IsOk()) return {};
return wx_font;
}
using TypeToFamily = boost::bimap<wxFontFamily, std::string_view>;
const TypeToFamily WxFontUtils::type_to_family =
boost::assign::list_of<TypeToFamily::relation>
(wxFONTFAMILY_DEFAULT, "default")
(wxFONTFAMILY_DECORATIVE, "decorative")
(wxFONTFAMILY_ROMAN, "roman")
(wxFONTFAMILY_SCRIPT, "script")
(wxFONTFAMILY_SWISS, "swiss")
(wxFONTFAMILY_MODERN, "modern")
(wxFONTFAMILY_TELETYPE, "teletype");
using TypeToStyle = boost::bimap<wxFontStyle, std::string_view>;
const TypeToStyle WxFontUtils::type_to_style =
boost::assign::list_of<TypeToStyle::relation>
(wxFONTSTYLE_ITALIC, "italic")
(wxFONTSTYLE_SLANT, "slant")
(wxFONTSTYLE_NORMAL, "normal");
using TypeToWeight = boost::bimap<wxFontWeight, std::string_view>;
const TypeToWeight WxFontUtils::type_to_weight =
boost::assign::list_of<TypeToWeight::relation>
(wxFONTWEIGHT_THIN, "thin")
(wxFONTWEIGHT_EXTRALIGHT, "extraLight")
(wxFONTWEIGHT_LIGHT, "light")
(wxFONTWEIGHT_NORMAL, "normal")
(wxFONTWEIGHT_MEDIUM, "medium")
(wxFONTWEIGHT_SEMIBOLD, "semibold")
(wxFONTWEIGHT_BOLD, "bold")
(wxFONTWEIGHT_EXTRABOLD, "extraBold")
(wxFONTWEIGHT_HEAVY, "heavy")
(wxFONTWEIGHT_EXTRAHEAVY, "extraHeavy");
std::optional<wxFont> WxFontUtils::create_wxFont(const EmbossStyle &style)
{
const FontProp &fp = style.prop;
double point_size = static_cast<double>(fp.size_in_mm);
wxFontInfo info(point_size);
if (fp.family.has_value()) {
auto it = type_to_family.right.find(*fp.style);
if (it != type_to_family.right.end()) info.Family(it->second);
}
if (fp.face_name.has_value()) {
wxString face_name(*fp.face_name);
info.FaceName(face_name);
}
if (fp.style.has_value()) {
auto it = type_to_style.right.find(*fp.style);
if (it != type_to_style.right.end()) info.Style(it->second);
}
if (fp.weight.has_value()) {
auto it = type_to_weight.right.find(*fp.weight);
if (it != type_to_weight.right.end()) info.Weight(it->second);
}
// Improve: load descriptor instead of store to font property to 3mf
// switch (es.type) {
// case EmbossStyle::Type::wx_lin_font_descr:
// case EmbossStyle::Type::wx_win_font_descr:
// case EmbossStyle::Type::wx_mac_font_descr:
// case EmbossStyle::Type::file_path:
// case EmbossStyle::Type::undefined:
// default:
//}
wxFont font(info);
if (!font.IsOk()) return {};
return font;
}
void WxFontUtils::update_property(FontProp &font_prop, const wxFont &font)
{
// The point size is defined as 1/72 of the Anglo-Saxon inch (25.4 mm): it
// is approximately 0.0139 inch or 352.8 um. But it is too small, so I
// decide use point size as mm for emboss
font_prop.size_in_mm = font.GetPointSize(); // *0.3528f;
font_prop.emboss = font_prop.size_in_mm / 2.f;
wxString wx_face_name = font.GetFaceName();
std::string face_name((const char *) wx_face_name.ToUTF8());
if (!face_name.empty()) font_prop.face_name = face_name;
wxFontFamily wx_family = font.GetFamily();
if (wx_family != wxFONTFAMILY_DEFAULT) {
auto it = type_to_family.left.find(wx_family);
if (it != type_to_family.left.end()) font_prop.family = it->second;
}
wxFontStyle wx_style = font.GetStyle();
if (wx_style != wxFONTSTYLE_NORMAL) {
auto it = type_to_style.left.find(wx_style);
if (it != type_to_style.left.end()) font_prop.style = it->second;
}
wxFontWeight wx_weight = font.GetWeight();
if (wx_weight != wxFONTWEIGHT_NORMAL) {
auto it = type_to_weight.left.find(wx_weight);
if (it != type_to_weight.left.end()) font_prop.weight = it->second;
}
}
bool WxFontUtils::is_italic(const wxFont &font) {
wxFontStyle wx_style = font.GetStyle();
return wx_style == wxFONTSTYLE_ITALIC ||
wx_style == wxFONTSTYLE_SLANT;
}
bool WxFontUtils::is_bold(const wxFont &font) {
wxFontWeight wx_weight = font.GetWeight();
return wx_weight != wxFONTWEIGHT_NORMAL;
}
std::unique_ptr<Emboss::FontFile> WxFontUtils::set_italic(wxFont &font, const Emboss::FontFile &font_file)
{
static std::vector<wxFontStyle> italic_styles = {
wxFontStyle::wxFONTSTYLE_ITALIC,
wxFontStyle::wxFONTSTYLE_SLANT
};
wxFontStyle orig_style = font.GetStyle();
for (wxFontStyle style : italic_styles) {
font.SetStyle(style);
std::unique_ptr<Emboss::FontFile> new_font_file =
WxFontUtils::create_font_file(font);
// can create italic font?
if (new_font_file == nullptr) continue;
// is still same font file pointer?
if (font_file == *new_font_file) continue;
return new_font_file;
}
// There is NO italic font by wx
font.SetStyle(orig_style);
return nullptr;
}
std::unique_ptr<Emboss::FontFile> WxFontUtils::set_bold(wxFont &font, const Emboss::FontFile& font_file)
{
static std::vector<wxFontWeight> bold_weight = {
wxFontWeight::wxFONTWEIGHT_BOLD,
wxFontWeight::wxFONTWEIGHT_HEAVY,
wxFontWeight::wxFONTWEIGHT_EXTRABOLD,
wxFontWeight::wxFONTWEIGHT_EXTRAHEAVY
};
wxFontWeight orig_weight = font.GetWeight();
for (wxFontWeight weight : bold_weight) {
font.SetWeight(weight);
std::unique_ptr<Emboss::FontFile> new_font_file =
WxFontUtils::create_font_file(font);
// can create bold font file?
if (new_font_file == nullptr) continue;
// is still same font file pointer?
if (font_file == *new_font_file) continue;
return new_font_file;
}
// There is NO bold font by wx
font.SetWeight(orig_weight);
return nullptr;
}