NP::Texture
SDL2Renderer::text(const NP::Font &font, const char *text, int rgb)
{
if (strlen(text) == 0) {
return NP::Texture(new GLTextureData(nullptr, 10, 10));
}
SDLFontData *data = static_cast<SDLFontData *>(font.get());
int r = (Uint8)((rgb >> 16) & 0xff);
int g = (Uint8)((rgb >> 8) & 0xff);
int b = (Uint8)((rgb) & 0xff);
union {
Uint32 value;
SDL_Color color;
} fg;
fg.value = SDL_MapRGB(m_pixelformat, r, g, b);
SDL_Surface *surface = TTF_RenderUTF8_Blended(data->m_font, text, fg.color);
NP::Texture result = GLRenderer::load((unsigned char *)surface->pixels,
surface->w, surface->h);
SDL_FreeSurface(surface);
return result;
}
void
SDL2Renderer::metrics(const NP::Font &font, const char *text, int *width, int *height)
{
SDLFontData *data = static_cast<SDLFontData *>(font.get());
TTF_SizeUTF8(data->m_font, text, width, height);
}
void
SDLSTBRenderer::metrics(const NP::Font &font, const char *text, int *width, int *height)
{
EmscriptenFontData *data = static_cast<EmscriptenFontData *>(font.get());
Blob *blob = Config::readBlob(data->filename);
StbLoader_RGBA *rgba = StbLoader::render_font(blob->data, blob->len,
StbLoader_Color(0.f, 0.f, 0.f, 1.f), data->size, text);
*width = rgba->w;
*height = rgba->h;
delete rgba;
delete blob;
}
NP::Texture
SDLSTBRenderer::text(const NP::Font &font, const char *text, int rgb)
{
if (strlen(text) == 0) {
return NP::Texture(new GLTextureData(nullptr, 10, 10));
}
EmscriptenFontData *data = static_cast<EmscriptenFontData *>(font.get());
float r = 1.f * (Uint8)((rgb >> 16) & 0xff) / 255.f;
float g = 1.f * (Uint8)((rgb >> 8) & 0xff) / 255.f;
float b = 1.f * (Uint8)((rgb) & 0xff) / 255.f;
Blob *blob = Config::readBlob(data->filename);
StbLoader_RGBA *rgba = StbLoader::render_font(blob->data, blob->len,
StbLoader_Color(r, g, b, 1.f), data->size, text);
NP::Texture result = GLRenderer::load((unsigned char *)rgba->data, rgba->w, rgba->h);
delete rgba;
delete blob;
return result;
}