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/*
* The ManaPlus Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2013 The ManaPlus Developers
* Copyright (C) 2009 Aethyra Development Team
*
* This file is part of The ManaPlus Client.
*
* This program 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
* any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GUI_SDLFONT_H
#define GUI_SDLFONT_H
#include <guichan/color.hpp>
#include <guichan/font.hpp>
#include <SDL_ttf.h>
#include <list>
#include <map>
#include <string>
#include "localconsts.h"
class Image;
const unsigned int CACHES_NUMBER = 256;
class SDLTextChunkSmall
{
public:
SDLTextChunkSmall(const std::string &text0, const gcn::Color &color0,
const gcn::Color &color1);
SDLTextChunkSmall(const SDLTextChunkSmall &old);
bool operator==(const SDLTextChunkSmall &chunk) const;
bool operator<(const SDLTextChunkSmall &chunk) const;
std::string text;
gcn::Color color;
gcn::Color color2;
};
class SDLTextChunk final
{
public:
SDLTextChunk(const std::string &text0, const gcn::Color &color0,
const gcn::Color &color1);
A_DELETE_COPY(SDLTextChunk)
~SDLTextChunk();
bool operator==(const SDLTextChunk &chunk) const;
void generate(TTF_Font *const font, const float alpha);
Image *img;
std::string text;
gcn::Color color;
gcn::Color color2;
SDLTextChunk *prev;
SDLTextChunk *next;
};
class TextChunkList final
{
public:
TextChunkList();
A_DELETE_COPY(TextChunkList)
void insertFirst(SDLTextChunk *const item);
void moveToFirst(SDLTextChunk *item);
void removeBack();
void removeBack(int n);
void clear();
SDLTextChunk *start;
SDLTextChunk *end;
uint32_t size;
std::map<SDLTextChunkSmall, SDLTextChunk*> search;
std::map<std::string, SDLTextChunk*> searchWidth;
};
/**
* A wrapper around SDL_ttf for allowing the use of TrueType fonts.
*
* <b>NOTE:</b> This class initializes SDL_ttf as necessary.
*/
class SDLFont final : public gcn::Font
{
public:
SDLFont(std::string filename,
const int size,
const int style = 0);
A_DELETE_COPY(SDLFont)
~SDLFont();
void loadFont(std::string filename,
const int size,
const int style = 0);
int getWidth(const std::string &text) const override A_WARN_UNUSED;
int getHeight() const override A_WARN_UNUSED;
TextChunkList *getCache() const A_WARN_UNUSED;
/**
* @see Font::drawString
*/
void drawString(gcn::Graphics *const graphics,
const std::string &text,
const int x, const int y) override;
void clear();
void doClean();
void slowLogic(const int rnd);
int getCreateCounter() const A_WARN_UNUSED
{ return mCreateCounter; }
int getDeleteCounter() const A_WARN_UNUSED
{ return mDeleteCounter; }
static bool mOpengl;
private:
TTF_Font *mFont;
unsigned mCreateCounter;
unsigned mDeleteCounter;
// Word surfaces cache
int mCleanTime;
mutable TextChunkList mCache[CACHES_NUMBER];
};
#ifdef UNITTESTS
extern int sdlTextChunkCnt;
#endif
#endif // GUI_SDLFONT_H
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