void gui::update(engine& eng, double t, const entity_list& elist)
{
using namespace component;
static component_id gui_mask
= genmask(Component::GUI)
| genmask(Component::STATS)
| genmask(Component::POSITION)
| genmask(Component::SPRITE);
for(auto& e : elist) {
if((e->mask & gui_mask) == gui_mask) {
auto& stats = e->stat;
auto& pos = e->pos;
auto& spr = e->spr;
auto fnt = font::get_font("SourceCodePro-Regular.ttf", 20);
// XXX we should color code some of these
// i.e. as health gets lower it goes from green to red, to grey dead/unconscious
std::stringstream ss;
ss << "Turn: " << std::setw(4) << eng.get_turns()
<< " | "
<< "Health: " << stats->health
<< " | "
<< datetime(eng.get_turns()).printable()
;
auto surf = font::render_shaded(ss.str(), fnt, graphics::color(255,255,255), graphics::color(0,0,0));
// surface gets free'd by update_texture, so we need to get height (and width if needed) before we call it.
// gui tagged entities get absolute pixel positioning for *free*.
pos->pos.x = 0;
pos->pos.y = eng.get_window().height() - surf->h;
spr->update_texture(std::make_shared<graphics::surface>(surf));
}
}
}
void render::update(engine& eng, double t, const entity_list& elist)
{
using namespace component;
static component_id sprite_mask = genmask(Component::POSITION) | genmask(Component::SPRITE);
static component_id gui_mask = sprite_mask | genmask(Component::GUI);
static component_id map_mask = genmask(Component::MAP);
const point& cam = eng.get_camera();
const point screen_centre(eng.get_window().width() / 2, eng.get_window().height() / 2);
const point& ts = eng.get_tile_size();
for(auto& e : elist) {
if((e->mask & gui_mask) == gui_mask) {
auto& spr = e->spr;
auto& pos = e->pos;
auto& g = e->gui;
if(spr->tex.is_valid()) {
spr->tex.blit(rect(pos->pos.x, pos->pos.y));
}
for(auto& w : g->widgets) {
w->draw(rect(0, 0, eng.get_window().width(), eng.get_window().height()), 0.0f, 1.0f);
}
} else if((e->mask & sprite_mask) == sprite_mask) {
auto& spr = e->spr;
auto& pos = e->pos;
if(spr->tex.is_valid()) {
spr->tex.blit(rect(screen_centre.x - (cam.x - pos->pos.x) * ts.x - ts.x/2, screen_centre.y - (cam.y - pos->pos.y) * ts.y - ts.y/2, ts.x, ts.y));
}
} else if((e->mask & map_mask) == map_mask) {
auto& map = e->map;
const int screen_width_in_tiles = (eng.get_window().width() + eng.get_tile_size().x - 1) / eng.get_tile_size().x;
const int screen_height_in_tiles = (eng.get_window().height() + eng.get_tile_size().y - 1) / eng.get_tile_size().y;
rect area = rect::from_coordinates(-screen_width_in_tiles / 2 + cam.x,
-screen_height_in_tiles / 2 + cam.y,
screen_width_in_tiles / 2 + cam.x,
screen_height_in_tiles / 2 + cam.y);
for(auto& chk : map->t.get_chunks_in_area(area)) {
chk->draw(eng, cam);
}
}
}
}