#include "mywin_user_menu.h"

#define WIN_MENU_TYPE "WIN_MenuStruct"

WIN_MenuStruct *WIN_CreatMenu(WIN_WindowStruct *base,
                              void (*msgLoop)(struct _WIN_WindowStruct *win,
                                              WIN_MsgStruct *msg),
                              int x, int y, int x_size, int y_size) {
  // 重设消息循环
  if (msgLoop == 0) {
    msgLoop = (void (*)(struct _WIN_WindowStruct *win,
                        WIN_MsgStruct *msg))MENU_DefaultMsgLoop;
  }

  WIN_MenuStruct *ret = mymalloc(sizeof(WIN_MenuStruct));
  // 调用父类的构造函数
  if (ret) {
    mymemset(ret, 0, sizeof(WIN_MenuStruct));
    if (0 == WIN_CreatTouchEx((WIN_TouchWinStruct *)ret, base, msgLoop, x, y,
                              x_size, y_size)) {
      // 创建失败
      myfree(ret);
      ret = 0;
    } else {
      ((WIN_WindowStruct *)ret)->winType = WIN_MENU_TYPE;
      ((WIN_WindowStruct *)ret)->color = 0xaabbcc;

      ret->bar = WIN_CreatScrollbar((WIN_WindowStruct *)ret, 0, 20, 45,
                                    x_size - 40, y_size - 90);
    }
  }

  return ret;
}

// 设置标题
void MENU_SetTitle(WIN_MenuStruct *menu, char *img, char *txt) {
  menu->title.img = img;
  mymemcpy(menu->title.txt, txt, strlen(txt) + 1);
}

void MENU_SetMaxItem(WIN_MenuStruct *menu, int itemNum) {
  SCROLLBAR_SetItemNum(menu->bar, itemNum);
}

// 设置条目
void MENU_AddItem(WIN_MenuStruct *menu, char *img, char *txt) {
  SCROLLBAR_AddItem(menu->bar, txt, img);
}

int MENU_GetAllItemNum(WIN_MenuStruct *menu) { return menu->bar->itemNum; }

char *MENU_GetItem(WIN_MenuStruct *menu, int index) {
  if (index >= 0 && index < menu->bar->itemNum)
    return menu->bar->items[index].txt;
  else
    return 0;
}

char *MENU_GetSelectItem(WIN_MenuStruct *menu) {
  return MENU_GetItem(menu, menu->bar->index);
}

int MENU_GetIndex(WIN_MenuStruct *menu) { return menu->bar->index; }

// 显示一个item结构体,靠左显示
void MENU_PaintItem(MENU_ItemStruct *item, int x, int y, int x_size,
                    int y_size) {

  int txt_xsize = WIN_GetFontWidth() * strlen(item->txt) / 2;

  int img_xsize = 0; // 图标横向尺寸
  int img_ysize = 0; // 图标纵向尺寸
  int img_x = 0;     // 图标起点
  int img_y = 0;     // 图标起点

  if (item->img) {
    WIN_PicStruct *pic = WIN_GetPic(item->img);
    WIN_DrawPic(pic, x, y + (y_size - pic->ysize) / 2, pic->xsize, pic->ysize);
    img_xsize += pic->xsize + WIN_GetFontWidth() / 2;
  }
  int txt_x = x + img_xsize;
  if (item->txt[0]) {
    WIN_DrawTxtAt(item->txt, txt_x, y + y_size / 2 - WIN_GetFontHight() / 2);
  }
}

// 默认绘制函数
void MENU_DefaultPaint(WIN_MenuStruct *menu) {

  int x = 0;
  int y = 0;
  int x_size = ((WIN_WindowStruct *)menu)->x_size;
  int y_size = ((WIN_WindowStruct *)menu)->y_size;

  WIN_PaintBackGround((WIN_WindowStruct *)menu);

  // 绘制标题
  WIN_SetLcdColor(((WIN_WindowStruct *)menu)->color);
  MENU_PaintItem(&menu->title, x + 25, y, x_size / 2, 40);
}

// 默认消息处理函数
void MENU_DefaultMsgLoop(WIN_MenuStruct *menu, WIN_MsgStruct *msg) {
  WIN_MoveStruct *m = 0;
  WIN_KeyStruct *k = 0;
  switch (msg->msg) {
  case WIN_MSG_PAINT:
    MENU_DefaultPaint(menu);
    break;
  case WIN_MSG_INIT: {
    int x_size = ((WIN_WindowStruct *)menu)->x_size;
    int y_size = ((WIN_WindowStruct *)menu)->y_size;
    menu->key_back = WIN_CreatButton(((WIN_WindowStruct *)menu), 0, x_size - 65,
                                     y_size - 30, 65, 30);
    BUTTON_SetKeyString(menu->key_back, "返回");
  } break;
  case WIN_MSG_KEY:
    k = msg->data.p;
    if (k->shortPress & KEY_VALUE_UP) // 短按
    {
      //				MENU_IndexSub (menu);
    } else if (k->shortPress & KEY_VALUE_DOWN) {
      //				MENU_IndexAdd (menu);
    }
    if (k->shortPress & KEY_VALUE_HOME) {
      // 返回
      ((WIN_WindowStruct *)menu)->deleteWindow((WIN_WindowStruct *)menu);
      break;
    }
    if (k->shortPress) {
      WIN_SetInvalid((WIN_WindowStruct *)menu);
    }
    break; // case WIN_MSG_KEY:
  case WIN_MSG_MOVE:
    m = msg->data.p;
    switch (m->moveType) {
    case MOVE_DATA_MOVED: {
    } break;
    case MOVE_DATA_TOUCHIN:
      break;
    case MOVE_DATA_TOUCHOUT:

      break;
    default:
      break;
    }
    break;
  case WIN_MSG_CHID:
    switch (msg->data.v) {
    case CHID_DELETE:
      break;
    case CHID_USER: {
      if (msg->srcWin == menu->key_back) {
        if (msg->data2.v == BUTTON_PRESSED) {
          // 返回
          ((WIN_WindowStruct *)menu)->deleteWindow((WIN_WindowStruct *)menu);
        }
      } else {
      }
    } break;
    default:
      break;
    }
    break;
  default:
    WIN_DefaultMsgLoop((WIN_WindowStruct *)menu, msg);
    break;
  }
}