text.cpp

#include "Text.h"
#include <iostream>

Text::Text(SDL_Renderer *gRenderer,
		 const std::string &message_text,
		 const SDL_Color &color,
		 TTF_Font *font)
{
	_text_texture=loadFont(gRenderer, message_text, color, font);
	SDL_QueryTexture(_text_texture, nullptr, nullptr, &_text_rect.w, &_text_rect.h);

}

void Text::render(SDL_Renderer *gRenderer, int x, int y) const{
	_text_rect.x=x;
	_text_rect.y=y;
	SDL_RenderCopy(gRenderer, _text_texture, nullptr, &_text_rect);
	//SDL_DestroyTexture(_text_texture);
}

 SDL_Texture *Text::loadFont(SDL_Renderer *gRenderer, const std::string &message_text, const SDL_Color &color, TTF_Font *font){
 	if(!font) {
		printf("TTF_Init: %s\n", TTF_GetError());
 		std::cerr<<"failed to load font\n";
 	}
 	auto text_surface=TTF_RenderText_Solid(font,message_text.c_str(),color);
 	if (!text_surface){
  		// std::cerr<<"failed to create text surface\n";
 	}
 	auto text_texture=SDL_CreateTextureFromSurface(gRenderer, text_surface);
 	if (!text_texture){
  		// std::cerr<<"failed to create text texture\n";
 	}
 	SDL_FreeSurface(text_surface);
 	return text_texture;
 }
 Text::~Text(){
 		SDL_DestroyTexture(_text_texture);
 }