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