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/* Copyright (C) 2021 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/>.
*/
#ifndef INCLUDED_FONTMETRICS
#define INCLUDED_FONTMETRICS
class CFont;
class CStrIntern;
/**
* Helper class for measuring sizes of text.
* This will load the font when necessary, and will return plausible values
* if loading fails (since misrendering is better than crashing).
*/
class CFontMetrics
{
public:
CFontMetrics(CStrIntern font);
int GetLineSpacing() const;
int GetHeight() const;
int GetCharacterWidth(wchar_t c) const;
void CalculateStringSize(const wchar_t* string, int& w, int& h) const;
private:
std::shared_ptr<CFont> m_Font;
};
#endif // INCLUDED_FONTMETRICS
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