UI.cpp

// #include "UI.h"
// #include "Utils.h"
// #include "data/DataCenter.h"
// #include "data/ImageCenter.h"
// #include "data/FontCenter.h"
// #include <algorithm>
// #include <allegro5/allegro_primitives.h>
// #include <allegro5/allegro_ttf.h>
// #include "shapes/Point.h"
// #include "shapes/Rectangle.h"
// #include "Player.h"
// #include "Level.h"

// // fixed settings
// constexpr char love_img_path[] = "./assets/image/love.png";
// constexpr int love_img_padding = 5;
// constexpr int tower_img_left_padding = 30;
// constexpr int tower_img_top_padding = 30;

// void
// UI_game::init() {
// 	// DataCenter *DC = DataCenter::get_instance();
// 	ImageCenter *IC = ImageCenter::get_instance();
// 	love = IC->get(love_img_path);
// 	// int tl_x = DC->game_field_length + tower_img_left_padding;
// 	// int tl_y = tower_img_top_padding;
// 	// int max_height = 0;
// 	// arrange tower shop
// 	debug_log("<UI_game> state: change to HALT\n");
// 	state = STATE::HALT;
// 	on_item = -1;
// }

// void
// UI_game::update() {
// 	DataCenter *DC = DataCenter::get_instance();
// 	const Point &mouse = DC->mouse;

// 	switch(state) {
// 		case STATE::HALT: {
// 			for(size_t i = 0; i < tower_items.size(); ++i) {
// 				auto &[bitmap, p, price] = tower_items[i];
// 				int w = al_get_bitmap_width(bitmap);
// 				int h = al_get_bitmap_height(bitmap);
// 				// hover on a shop tower item
// 				if(mouse.overlap(Rectangle{p.x, p.y, p.x+w, p.y+h})) {
// 					on_item = i;
// 					debug_log("<UI_game> state: change to HOVER\n");
// 					state = STATE::HOVER;
// 					break;
// 				}
// 			}
// 			break;
// 		} case STATE::HOVER: {
// 			auto &[bitmap, p, price] = tower_items[on_item];
// 			int w = al_get_bitmap_width(bitmap);
// 			int h = al_get_bitmap_height(bitmap);
// 			if(!mouse.overlap(Rectangle{p.x, p.y, p.x+w, p.y+h})) {
// 				on_item = -1;
// 				debug_log("<UI_game> state: change to HALT\n");
// 				state = STATE::HALT;
// 				break;
// 			}
// 			// click mouse left button
// 			if(DC->mouse_state[1] && !DC->prev_mouse_state[1]) {
// 				// no money
// 				if(price > DC->player->coin) {
// 					debug_log("<UI_game> Not enough money to buy tower %d.\n", on_item);
// 					break;
// 				}
// 				debug_log("<UI_game> state: change to SELECT\n");
// 				state = STATE::SELECT;
// 			}
// 			break;
// 		} case STATE::SELECT: {
// 			// click mouse left button: place
// 			if(DC->mouse_state[1] && !DC->prev_mouse_state[1]) {
// 				debug_log("<UI_game> state: change to PLACE\n");
// 				state = STATE::PLACE;
// 			}
// 			// click mouse right button: cancel
// 			if(DC->mouse_state[2] && !DC->prev_mouse_state[2]) {
// 				on_item = -1;
// 				debug_log("<UI_game> state: change to HALT\n");
// 				state = STATE::HALT;
// 			}
// 			break;
// 		} case STATE::PLACE: {
// 			// check placement legality
// 		}
// 	}
// }

// void
// UI_game::draw() {
// 	// DataCenter *DC = DataCenter::get_instance();
// 	FontCenter *FC = FontCenter::get_instance();
// 	// const Point &mouse = DC->mouse;
// 	// draw HP
// 	// const int &game_field_length = DC->game_field_length;
// 	// const int &player_HP = DC->player->HP;
// 	// int love_width = al_get_bitmap_width(love);
// 	// for(int i = 1; i <= player_HP; ++i) {
// 	// 	al_draw_bitmap(love, game_field_length - (love_width + love_img_padding) * i, love_img_padding, 0);
// 	// }
// 	// draw coin
// 	// const int &player_coin = DC->player->coin;
// 	// al_draw_textf(
// 	// 	FC->courier_new[FontSize::MEDIUM], al_map_rgb(0, 0, 0),
// 	// 	game_field_length+love_img_padding, love_img_padding,
// 	// 	ALLEGRO_ALIGN_LEFT, "coin: %5d", player_coin);
// 	// draw tower shop items
// 	for(auto &[bitmap, p, price] : tower_items) {
// 		int w = al_get_bitmap_width(bitmap);
// 		int h = al_get_bitmap_height(bitmap);
// 		al_draw_bitmap(bitmap, p.x, p.y, 0);
// 		al_draw_rectangle(
// 			p.x - 1, p.y - 1,
// 			p.x + w + 1, p.y + h + 1,
// 			al_map_rgb(0, 0, 0), 1);
// 		al_draw_textf(
// 			FC->courier_new[FontSize::MEDIUM], al_map_rgb(0, 0, 0),
// 			p.x + w / 2, p.y + h,
// 			ALLEGRO_ALIGN_CENTRE, "%d", price);
// 	}

// 	switch(state) {
// 		case STATE::HALT: {
// 			// No tower should be selected for HALT state.
// 			break;
// 		} case STATE::HOVER: {
// 			auto &[bitmap, p, price] = tower_items[on_item];
// 			int w = al_get_bitmap_width(bitmap);
// 			int h = al_get_bitmap_height(bitmap);
// 			// Create a semitransparent mask covered on the hovered tower.
// 			al_draw_filled_rectangle(p.x, p.y, p.x + w, p.y + h, al_map_rgba(50, 50, 50, 64));
// 			break;
// 		}
// 		case STATE::SELECT: {
// 			// If a tower is selected, we new a corresponding tower for previewing purpose.
// 		}
// 		case STATE::PLACE: {
// 			// If we select a tower from menu, we need to preview where the tower will be built and its attack range.
// 		}
// 	}
// }