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vcmi/client/render/IFont.cpp

80 lines
2.2 KiB
C++

/*
* IFont.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#include "StdInc.h"
#include "IFont.h"
#include "../../lib/Point.h"
#include "../../lib/TextOperations.h"
size_t IFont::getStringWidth(const std::string & data) const
{
size_t width = 0;
for(size_t i=0; i<data.size(); i += TextOperations::getUnicodeCharacterSize(data[i]))
{
width += getGlyphWidth(data.data() + i);
}
return width;
}
void IFont::renderTextLeft(SDL_Surface * surface, const std::string & data, const SDL_Color & color, const Point & pos) const
{
renderText(surface, data, color, pos);
}
void IFont::renderTextRight(SDL_Surface * surface, const std::string & data, const SDL_Color & color, const Point & pos) const
{
Point size((int)getStringWidth(data), (int)getLineHeight());
renderText(surface, data, color, pos - size);
}
void IFont::renderTextCenter(SDL_Surface * surface, const std::string & data, const SDL_Color & color, const Point & pos) const
{
Point size((int)getStringWidth(data), (int)getLineHeight());
renderText(surface, data, color, pos - size / 2);
}
void IFont::renderTextLinesLeft(SDL_Surface * surface, const std::vector<std::string> & data, const SDL_Color & color, const Point & pos) const
{
Point currPos = pos;
for(const std::string & line : data)
{
renderTextLeft(surface, line, color, currPos);
currPos.y += (int)getLineHeight();
}
}
void IFont::renderTextLinesRight(SDL_Surface * surface, const std::vector<std::string> & data, const SDL_Color & color, const Point & pos) const
{
Point currPos = pos;
currPos.y -= (int)data.size() * (int)getLineHeight();
for(const std::string & line : data)
{
renderTextRight(surface, line, color, currPos);
currPos.y += (int)getLineHeight();
}
}
void IFont::renderTextLinesCenter(SDL_Surface * surface, const std::vector<std::string> & data, const SDL_Color & color, const Point & pos) const
{
Point currPos = pos;
currPos.y -= (int)data.size() * (int)getLineHeight() / 2;
for(const std::string & line : data)
{
renderTextCenter(surface, line, color, currPos);
currPos.y += (int)getLineHeight();
}
}