package UI

import (
  "fmt"
	"github.com/cuu/gogame/surface"
	"github.com/cuu/gogame/image"
	"github.com/cuu/gogame/draw"
	"github.com/cuu/gogame/rect"
)


type MultiIconItem struct {
	IconItem
	
	IconWidth int
	IconHeight int
	
}

func NewMultiIconItem() *MultiIconItem {
	m := &MultiIconItem{}
	m.IconIndex = 0
	m.IconWidth = 18
	m.IconHeight = 18
	return m 
}

func (self * MultiIconItem) CreateImgSurf() {
	if self.ImgSurf == nil && self.ImageName != "" {
		self.ImgSurf = image.Load(self.ImageName)
	}
}

func (self *MultiIconItem) DrawTopLeft() {
  if self.Parent == nil {
    fmt.Println("Error: MultiIconItem Draw Parent nil")
    return
  }
  
  parent_x,parent_y := self.Parent.Coord()
  
  if self.Label != nil {
    lab_w,lab_h:= self.Label.Size()
    if self.Align == ALIGN["VCenter"] {
      
      self.Label.NewCoord( self.PosX - lab_w/2 + parent_x, self.PosY + self.Height/2+6 + parent_y)
    }else if self.Align == ALIGN["HLeft"] {
      self.Label.NewCoord( self.PosX + self.Width/2+3 + parent_x, self.PosY - lab_h/2 + parent_y )
    }
    self.Label.Draw()
  }
  
  if self.ImgSurf != nil {
		portion := rect.Rect(0,self.IconIndex*self.IconHeight,self.IconWidth,self.IconHeight)
    rect_ := rect.Rect( self.PosX+parent_x,self.PosY+parent_y, self.Width,self.Height ) // DIFF
		surface.Blit(self.Parent.GetCanvasHWND(),self.ImgSurf,&rect_,&portion)
  }

}

func (self *MultiIconItem) Draw() {
  if self.Parent == nil {
    fmt.Println("Error: MultiIconItem Draw Parent nil")
    return
  }  
	parent_x,parent_y := self.Parent.Coord()
	
	if self.Label != nil {
//		lab_x,lab_y := self.Label.Coord()
		lab_w,lab_h:= self.Label.Size()
		if self.Align == ALIGN["VCenter"] {
			self.Label.NewCoord( self.PosX - lab_w/2 + parent_x,        self.PosY + self.Height/2+6 + parent_y)
		}else if self.Align == ALIGN["HLeft"] {
			self.Label.NewCoord( self.PosX + self.Width/2+3 + parent_x, self.PosY - lab_h/2 + parent_y )
		}

		self.Label.Draw()
	}

	if self.ImgSurf != nil {
		
		portion := rect.Rect(0,self.IconIndex*self.IconHeight,self.IconWidth,self.IconHeight)
		
		surface.Blit(self.Parent.GetCanvasHWND(),
			self.ImgSurf,draw.MidRect(self.PosX + parent_x, self.PosY + parent_y,
			self.Width,self.Height, Width, Height),&portion)
	}
}