Point TextTexture::load(const TextLabelInfo &ti)
{
m_ti = ti;
TTF_Font *font = TTF_OpenFont(ti.fontName.c_str(), ti.fontSize);
if(!font)
{
std::cerr << "Could not load font \"" << ti.fontName <<"\" : "<< TTF_GetError() <<std::endl;
exit(-1);
}
SDL_Color c = {ti.color.r(), ti.color.g(), ti.color.b(), ti.color.a() };
SDL_Surface * pictureSurface = NULL;
pictureSurface = TTF_RenderText_Blended(font, ti.text.c_str(), c);
if(pictureSurface == NULL)
{
std::cerr<<"Could not render text : "<<TTF_GetError()<<std::endl;
exit(-1);
}
dumpSurface(pictureSurface);
TTF_CloseFont(font);
SDL_Surface * convertedSurface = NULL;
//First convert the texture to a format that is more suitable for openGL loading
convertedSurface = Texture::convertSurface(pictureSurface);
//this texture is not needed any more
SDL_FreeSurface(pictureSurface);
//then create a texture form the surface
surfaceToTexture(convertedSurface);
//get the size of the surface before deleting it
Point textureSize(convertedSurface->w, convertedSurface->h);
SDL_FreeSurface(convertedSurface);
return textureSize;
}
Sprite::Sprite(SDL_Surface* const surface_) :
sdlTexture(surfaceToTexture(surface_)),
width(0),
height(0),
path("font"),
flipHorizontal(false)
{
// Display error log if image wasn't loaded.
if(this->sdlTexture == nullptr){
Log(ERROR) << "Sprite load failed: " << this->path;
}
}
void TextObject::createTextTexture()
{
if (texture != nullptr)
SDL_DestroyTexture(texture);
SDL_Surface* surface = TTF_RenderText_Solid(font, text.c_str(), color);
texture = surfaceToTexture(surface);
SDL_QueryTexture(texture, NULL, NULL, &rect.w, &rect.h);
rect.x = p.getX();
rect.y = p.getY();
}
void Sprite::loadFrom(const std::string& path_){
assert(Window::getRenderer() != nullptr && "Window renderer should not be null!");
SDL_Surface* loadedSurface = IMG_Load(path_.c_str());
// Returns whether the Sprites texture is null or not.
this->sdlTexture = surfaceToTexture(loadedSurface);
// Display error log if image wasn't loaded.
if(this->sdlTexture == nullptr){
Log(ERROR) << "Sprite load failed: " << path_;
}
}
Texture::Texture(std::string filename)
{
sdl_tex = load_image(filename);
// Loads texture into memory.
tex = surfaceToTexture(sdl_tex);
}
