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forked from 0ad/0ad
0ad/source/ps/Font.cpp
Ykkrosh 1c7e33b528 Remove a load of implicit CStr type conversions, since they're error-prone and can cause silent data loss.
Handle most CStr8/CStrW conversions via UTF-8 instead of effectively
assuming Latin-1.
Return UTF-8 strings from Xeromyces API.

This was SVN commit r8929.
2011-02-17 20:08:20 +00:00

92 lines
2.1 KiB
C++

/* Copyright (C) 2009 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#include "precompiled.h"
#include "Font.h"
#include "lib/res/graphics/unifont.h"
#include "ps/ConfigDB.h"
#include "ps/Filesystem.h"
#include "ps/CLogger.h"
#include <map>
#include <string>
const wchar_t* DefaultFont = L"sans-10";
CFont::CFont(const CStrW& name)
{
// TODO perhaps: cache the resultant filename (or Handle) for each
// font name; but it's nice to allow run-time alteration of the fonts
std::string fontFilename;
CStr fontName = "font." + name.ToUTF8();
// See if the config value can be loaded
CConfigValue* fontFilenameVar = g_ConfigDB.GetValue(CFG_USER, fontName);
if (fontFilenameVar && fontFilenameVar->GetString(fontFilename))
{
h = unifont_load(g_VFS, CStr(fontFilename).FromUTF8());
}
else
{
// Not found in the config file -- try it as a simple filename
h = unifont_load(g_VFS, name);
// Found it
if (h > 0)
return;
// Not found as a font -- give up and use the default.
LOGERROR(L"Failed to find font '%ls'", name.c_str());
h = unifont_load(g_VFS, DefaultFont);
// Assume this worked
}
}
CFont::~CFont()
{
unifont_unload(h);
}
void CFont::Bind()
{
unifont_bind(h);
}
int CFont::GetLineSpacing()
{
return unifont_linespacing(h);
}
int CFont::GetHeight()
{
return unifont_height(h);
}
int CFont::GetCharacterWidth(wchar_t c)
{
return unifont_character_width(h, c);
}
void CFont::CalculateStringSize(const CStrW& string, int& width, int& height)
{
unifont_stringsize(h, string.c_str(), width, height);
}