terom@25: 
terom@25: #include "Graphics.hh"
terom@25: 
terom@25: Graphics::Graphics (Engine &engine, GameState &state) :
terom@25:     engine(engine), 
terom@25:     state(state), 
terom@25:     update_timer(GRAPHICS_UPDATE_INTERVAL_MS),
terom@25:     win(GRAPHICS_WINDOW_TITLE, MAP_DIM_W, MAP_DIM_H), 
terom@25:     keyboard(win.get_ic()->get_keyboard()) {
terom@25:     
terom@25:     // connect timer signal
terom@25:     slots.connect(update_timer.sig_timer(), this, &Graphics::on_update);
terom@25: 
terom@25:     // enable
terom@25:     update_timer.enable();
terom@25: }
terom@25: 
terom@25: void Graphics::check_input (void) {
terom@25:     LocalPlayer *player;
terom@25:     int dx = 0, dy = 0;
terom@25:     
terom@25:     // stop on escape
terom@25:     if (keyboard.get_keycode(CL_KEY_ESCAPE)) {
terom@25:             engine.stop();
terom@25: 
terom@25:             return;
terom@25:     }
terom@25:      
terom@25:     // ignore if we don't have a local player
terom@25:     if ((player = state.getLocalPlayer()) == NULL)
terom@25:         return;
terom@25:     
terom@25:     // handle up/down/left/right
terom@25:     if (keyboard.get_keycode(CL_KEY_UP))
terom@25:             dy -= 3;
terom@25: 
terom@25:     if (keyboard.get_keycode(CL_KEY_DOWN))
terom@25:             dy += 3;
terom@25: 
terom@25:     if (keyboard.get_keycode(CL_KEY_LEFT))
terom@25:             dx -= 3;
terom@25: 
terom@25:     if (keyboard.get_keycode(CL_KEY_RIGHT))
terom@25:             dx += 3;
terom@25:     
terom@25:     // apply movement if applicable
terom@25:     if (dx || dy)
terom@25:         player->move(PositionDelta(dx, dy));
terom@25: }
terom@25: 
terom@25: void Graphics::do_redraw (void) {
terom@25:     CL_GraphicContext *gc = win.get_gc();
terom@25:     
terom@25:     // white background
terom@25:     gc->clear(CL_Color::white);
terom@25: 
terom@25:     // draw players
terom@25:     for (std::list<Player*>::iterator it = state.player_list.begin(); it != state.player_list.end(); it++) {
terom@25:         Player *p = *it;
terom@25:         
terom@25:         // draw square
terom@25:         gc->fill_rect(
terom@25:             CL_Rect(
terom@25:                 p->getPosition().x - 5, p->getPosition().y - 5,
terom@25:                 p->getPosition().x + 5, p->getPosition().y + 5
terom@25:             ), CL_Color::black
terom@25:         );
terom@25:     }
terom@25: 
terom@25:     // flip window buffer, LIEK NAO
terom@25:     win.flip(0);
terom@25: }
terom@25: 
terom@25: void Graphics::on_update (void) {
terom@25:     // check keyboard input
terom@25:     check_input();
terom@25: 
terom@25:     // redraw display
terom@25:     do_redraw();
terom@25: }