2007-06-20 07:18:47 +02:00
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// Copyright (c) 2007, Niels Martin Hansen, Rodrigo Braz Monteiro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// -----------------------------------------------------------------------------
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//
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// AEGISUB
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//
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// Website: http://aegisub.cellosoft.com
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// Contact: mailto:zeratul@cellosoft.com
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//
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#pragma once
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////////////
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// Includes
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#include <wx/dir.h>
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2007-06-20 23:08:31 +02:00
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#include <wx/tokenzr.h>
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2007-06-20 07:18:47 +02:00
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#ifdef WIN32
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2007-06-20 21:40:06 +02:00
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#include <ft2build.h>
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2007-06-20 07:18:47 +02:00
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#include FT_FREETYPE_H
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#include FT_GLYPH_H
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#include FT_SFNT_NAMES_H
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2007-06-20 21:40:06 +02:00
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#include <shlobj.h>
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#endif
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#include "font_file_lister.h"
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#include "text_file_writer.h"
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#include "text_file_reader.h"
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2007-06-20 23:08:31 +02:00
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#include "standard_paths.h"
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2007-06-20 07:18:47 +02:00
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////////////////////
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// Static instances
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FontFileLister *FontFileLister::instance = NULL;
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///////////////
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// Constructor
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FontFileLister::FontFileLister() {
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2007-06-20 21:40:06 +02:00
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#ifdef WIN32
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2007-06-20 07:18:47 +02:00
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// Initialize freetype2
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FT_Init_FreeType(&ft2lib);
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2007-06-20 21:40:06 +02:00
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#endif
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2007-06-20 07:18:47 +02:00
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}
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//////////////
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// Destructor
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FontFileLister::~FontFileLister() {
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}
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////////////////////////////////////////
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// Get instance and call function there
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wxArrayString FontFileLister::GetFilesWithFace(wxString facename) {
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if (!instance) instance = new FontFileLister();
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return instance->DoGetFilesWithFace(facename);
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}
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void FontFileLister::GatherData() {
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if (!instance) instance = new FontFileLister();
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instance->DoGatherData();
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}
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void FontFileLister::ClearData() {
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if (!instance) instance = new FontFileLister();
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instance->DoClearData();
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}
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////////////////////////////////////////////////
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// Get list of files that match a specific face
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wxArrayString FontFileLister::DoGetFilesWithFace(wxString facename) {
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FontMap::iterator iter = fontTable.find(facename);
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if (iter != fontTable.end()) return iter->second;
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else return wxArrayString();
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}
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//////////////
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// Clear data
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void FontFileLister::DoClearData() {
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fontFiles.clear();
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fontTable.clear();
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}
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///////////////////////////
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// Gather data from system
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void FontFileLister::DoGatherData() {
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2007-06-20 21:40:06 +02:00
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#ifdef WIN32
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2007-06-20 23:08:31 +02:00
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// Load cache
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LoadCache();
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2007-06-20 07:18:47 +02:00
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// Get fonts folder
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wxString source;
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TCHAR szPath[MAX_PATH];
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if (SUCCEEDED(SHGetFolderPath(NULL, CSIDL_FONTS,NULL,0,szPath))) {
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source = wxString(szPath);
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}
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else source = wxGetOSDirectory() + _T("\\fonts");
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source += _T("\\");
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// Get the list of fonts in the fonts folder
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wxArrayString fontfiles;
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wxDir::GetAllFiles(source, &fontfiles, wxEmptyString, wxDIR_FILES);
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// Loop through each file
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int fterr;
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for (unsigned int i=0;i<fontfiles.Count(); i++) {
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// Check if it's cached
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if (IsFilenameCached(fontfiles[i])) continue;
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// Loop through each face in the file
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for (int facenum=0;true;facenum++) {
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// Get font face
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FT_Face face;
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fterr = FT_New_Face(ft2lib, fontfiles[i].mb_str(*wxConvFileName), facenum, &face);
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if (fterr) break;
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// Add font
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AddFont(fontfiles[i],wxString(face->family_name, wxConvLocal));
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FT_Done_Face(face);
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}
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}
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2007-06-20 21:40:06 +02:00
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2007-06-20 23:08:31 +02:00
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// Save cache
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SaveCache();
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2007-06-20 21:40:06 +02:00
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#else
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// TODO: implement fconfig
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return;
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#endif
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2007-06-20 07:18:47 +02:00
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}
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////////////
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// Add font
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void FontFileLister::AddFont(wxString filename,wxString facename) {
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// Add filename to general list
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if (fontFiles.Index(filename) == wxNOT_FOUND) {
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fontFiles.Add(filename);
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}
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// Add filename to mapping of this face
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wxArrayString &arr = fontTable[facename];
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if (arr.Index(filename) == wxNOT_FOUND) arr.Add(filename);
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}
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/////////////////////////////////
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// Check if a filename is cached
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bool FontFileLister::IsFilenameCached(wxString filename) {
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return fontFiles.Index(filename) != wxNOT_FOUND;
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}
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//////////////
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// Save cache
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void FontFileLister::SaveCache() {
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2007-06-20 23:08:31 +02:00
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try {
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// Open file
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TextFileWriter file(StandardPaths::DecodePath(_T("?user/fontcache.dat")));
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// For each face...
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for (FontMap::iterator iter = fontTable.begin();iter!=fontTable.end();iter++) {
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// Write face name
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wxString line = iter->first + _T("?");
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size_t len = iter->second.Count();
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// Write file names
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for (size_t i=0;i<len;i++) {
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line += iter->second[i];
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if (i != len-1) line += _T("|");
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}
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// Write line
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file.WriteLineToFile(line);
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}
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}
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catch (...) {
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}
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2007-06-20 07:18:47 +02:00
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}
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//////////////
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// Load cache
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void FontFileLister::LoadCache() {
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2007-06-20 23:08:31 +02:00
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try {
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// Load cache
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TextFileReader file(StandardPaths::DecodePath(_T("?user/fontcache.dat")));
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// Read each line
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while (file.HasMoreLines()) {
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// Read line
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wxString line = file.ReadLineFromFile();
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int pos = line.Find(_T('?'));
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// Get face name
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wxString face = line.Left(pos);
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if (face.IsEmpty()) continue;
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// Get files
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wxStringTokenizer tkn(line.Mid(pos+1),_T("|"));
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while (tkn.HasMoreTokens()) {
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wxString file = tkn.GetNextToken();
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if (!file.IsEmpty()) {
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AddFont(file,face);
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}
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}
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}
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}
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catch (...) {
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}
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2007-06-20 07:18:47 +02:00
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}
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