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80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
/*
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* CCanvas.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 "CCanvas.h"
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#include "SDL_Extensions.h"
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#include "Geometries.h"
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#include "CAnimation.h"
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#include "../Graphics.h"
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CCanvas::CCanvas(SDL_Surface * surface):
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surface(surface)
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{
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surface->refcount++;
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}
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CCanvas::CCanvas(const Point & size)
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{
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surface = CSDL_Ext::newSurface(size.x, size.y);
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}
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CCanvas::~CCanvas()
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{
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SDL_FreeSurface(surface);
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}
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void CCanvas::draw(std::shared_ptr<IImage> image, const Point & pos)
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{
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image->draw(surface, pos.x, pos.y);
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}
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void CCanvas::draw(std::shared_ptr<IImage> image, const Point & pos, const Rect & sourceRect)
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{
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image->draw(surface, pos.x, pos.y, &sourceRect);
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}
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void CCanvas::draw(std::shared_ptr<CCanvas> image, const Point & pos)
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{
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blitAt(image->surface, pos.x, pos.y, surface);
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}
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void CCanvas::drawLine(const Point & from, const Point & dest, const SDL_Color & colorFrom, const SDL_Color & colorDest)
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{
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CSDL_Ext::drawLine(surface, from.x, from.y, dest.x, dest.y, colorFrom, colorDest);
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}
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void CCanvas::drawText(const Point & position, const EFonts & font, const SDL_Color & colorDest, ETextAlignment alignment, const std::string & text )
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{
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switch (alignment)
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{
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case ETextAlignment::TOPLEFT: return graphics->fonts[font]->renderTextLeft (surface, text, colorDest, position);
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case ETextAlignment::CENTER: return graphics->fonts[font]->renderTextCenter(surface, text, colorDest, position);
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case ETextAlignment::BOTTOMRIGHT: return graphics->fonts[font]->renderTextRight (surface, text, colorDest, position);
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}
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}
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void CCanvas::drawText(const Point & position, const EFonts & font, const SDL_Color & colorDest, ETextAlignment alignment, const std::vector<std::string> & text )
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{
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switch (alignment)
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{
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case ETextAlignment::TOPLEFT: return graphics->fonts[font]->renderTextLinesLeft (surface, text, colorDest, position);
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case ETextAlignment::CENTER: return graphics->fonts[font]->renderTextLinesCenter(surface, text, colorDest, position);
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case ETextAlignment::BOTTOMRIGHT: return graphics->fonts[font]->renderTextLinesRight (surface, text, colorDest, position);
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}
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}
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SDL_Surface * CCanvas::getSurface()
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{
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return surface;
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}
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