'''
FileName: Main.py
Remark: Main.py
Project: JiangHu
Author: EasternDay
File Created: Sunday, 22nd March 2020 10:44:39 pm
Last Modified: Tuesday, 24th March 2020 11:51:56 am
Modified By: EasternDay
-------------------------------------------------------------
Description:
梦开始的地方。
'''

# pygame.locals为pygame中所有按键的静态值
import pygame
from pygame.locals import *
from sys import exit
from JiangHu.Scripts.Logger import logger


# 游戏初始化
pygame.init()  # 初始化pygame
logger.info("Pygame模块初始化……")


# TODO//后期将资源文件读取集成到一个脚本里
# 加载图片并转换
background_image_filename = r'JiangHu\Src\Background\bg.jpg'
mouse_image_filename = r'JiangHu\Src\Background\0.png'
background = pygame.image.load(background_image_filename)
mouse_cursor = pygame.image.load(mouse_image_filename)

# 隐藏鼠标
pygame.mouse.set_visible(False)


# 游戏初始化
def GameInit(screen, screensize):
    """
    背景绘制
    """
    screen.blit(
        pygame.transform.scale(
            background, screensize),  # 背景图片【自适应大小】
        (0, 0)  # 绘制坐标
    )

# 绘制鼠标
# 涉及到渲染层级问题，所以单独将鼠标绘制在最下方


def GameCursor(screen):
    """
    鼠标绘制
    """
    # 获得鼠标位置
    x, y = pygame.mouse.get_pos()
    # 计算光标左上角位置
    #x -= int(mouse_cursor.get_width() / 2)
    #y -= int(mouse_cursor.get_height() / 2)
    # 将光标画上去
    screen.blit(
        mouse_cursor,  # 鼠标图片
        (x, y)  # 鼠标位置
    )


def Init(Config):
    """
    配置读入
    """
    GameInfo = Config["GameInfo"]
    Windows = Config["Windows"]

    """
    游戏窗口创建【默认创建方式】
    参数：分辨率，窗口模式，颜色深度
    """
    screen = pygame.display.set_mode(
        Windows["deafultresolution"],
        Windows["windowsmode"],
        Windows["colordepth"]
    )
    pygame.display.set_caption(
        GameInfo["title"]  # 窗口标题设置
    )

    """
    游戏主循环
    """
    while True:
        """
        游戏开始
        """
        GameInit(screen, Windows["deafultresolution"])

        """
        鼠标绘制
        """
        GameCursor(screen)

        """
        刷新画面
        """
        pygame.display.update()

        # pygame.display.flip()

        """
        事件监听
        """
        for event in pygame.event.get():
            """
            判断是否退出
            """
            if(event.type == QUIT):
                pygame.quit()
                # 接收到退出时间后退出程序
                exit()
            
            """
            用户调整窗口尺寸
            更新屏幕大小信息
            """
            if event.type == VIDEORESIZE:
                Windows["deafultresolution"] = event.size
                print(Windows["deafultresolution"])
                screen = pygame.display.set_mode(Windows["deafultresolution"], RESIZABLE)