// Panel.cpp: implementation of the CPanel class.
//
//////////////////////////////////////////////////////////////////////

#include "Panel.h"

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
#define BOR_WIDTH 5
#define BOR_HEIGHT 5
#define BMP_WIDTH 15
#define BMP_HEIGHT 50


CPanel::CPanel(int ix,int iy,int iwidth,int iheight,UINT uiBG)
{
	CPanel::ix=ix;
	CPanel::iy=iy;
	CPanel::iwidth=iwidth;
	CPanel::iheight=iheight;
	CPanel::uiBG=uiBG;
	
	icurHeight=iheight;
	icurWidth=iwidth;
	
	HINSTANCE _hInstance=GameEngine::GetEngine()->GetInstance();
	HWND _hWnd=GameEngine::GetEngine()->GetWindow();
	HDC _hDC=GetDC(_hWnd);

	pBitmap[0]=new Bitmap(_hDC,IDB_SCROLL_VER_OUT,_hInstance);
	pBitmap[1]=new Bitmap(_hDC,IDB_SCROLL_VER_IN,_hInstance);
	pBitmap[2]=new Bitmap(_hDC,IDB_SCROLL_HOR_OUT,_hInstance);
	pBitmap[3]=new Bitmap(_hDC,IDB_SCROLL_HOR_IN,_hInstance);


	pBitmap[4]=new Bitmap(_hDC,IDB_SCROLL_VER_HIG,_hInstance);
	pBitmap[5]=new Bitmap(_hDC,IDB_SCROLL_HOR_HIG,_hInstance);

	pBGround[0]=new Bitmap(_hDC,uiBG,_hInstance);
	pBGround[1]=new Bitmap(_hDC,uiBG+1,_hInstance);
	pBGround[2]=new Bitmap(_hDC,uiBG+2,_hInstance);
	pBGround[3]=new Bitmap(_hDC,uiBG+3,_hInstance);
	
	pBGround[4]=new Bitmap(_hDC,uiBG+4,_hInstance);
	pBGround[5]=new Bitmap(_hDC,uiBG+5,_hInstance);
	pBGround[6]=new Bitmap(_hDC,uiBG+6,_hInstance);
	pBGround[7]=new Bitmap(_hDC,uiBG+7,_hInstance);

	iVerY=0;
	iHorX=0;
	iCurVerImage=0;
	iCurHorImage=2;
	bMoovingHor=false;
	bMoovingVer=false;

	bShow=false;
	//ReleaseDC(_hWnd,_hDC);
}

CPanel::~CPanel()
{
	int i=0;
	for(;i<4;i++)
		delete pBitmap[i];
	for(i=0;i<8;i++){
		//delete pBGround[i];
	}
}

void CPanel::DrawScreen(HDC hDC){
	Bitmap *bmpEdges=new Bitmap(hDC,2,2,RGB(160,194,255));

	bmpEdges->Draw(hDC,iLayerX,iLayerY);
	bmpEdges->Draw(hDC,iLayerX+iwidth-2,iLayerY);
	bmpEdges->Draw(hDC,iLayerX,iLayerY+iheight-2);
	//delete bmpEdges;
	//bmpEdges=new Bitmap(hDC,2,2,RGB(74,74,74));
	bmpEdges->Draw(hDC,iLayerX+iwidth-1,iLayerY+iheight-.9);
	
	delete bmpEdges;


	HWND  hWindow = GameEngine::GetEngine()->GetWindow();
	HDC   hRealDC = GameEngine::GetEngine()->getOffScreenDC();

	pBGround[0]->Draw(hRealDC,ix-5,iy-5,true);
	pBGround[1]->Draw(hRealDC,ix+iwidth-10,iy-5,true);
	pBGround[2]->Draw(hRealDC,ix+iwidth-10,iy+iheight-10,true);
	pBGround[3]->Draw(hRealDC,ix-5,iy+iheight-10,true);

	int i =0;
	for(i=ix+10;i<=ix+iwidth-25;i++){
		pBGround[4]->Draw(hRealDC,i,iy-5,false);
	}
	pBGround[4]->Draw(hRealDC,ix+iwidth-25,iy-5,false);

	for(i=iy+10;i<=iy+iheight-25;i++){
		pBGround[7]->Draw(hRealDC,ix-5,i,false);
	}
	pBGround[7]->Draw(hRealDC,ix-5,iy+iheight-25,false);

	for(i=ix+10;i<=ix+iwidth-25;i++){
		pBGround[6]->Draw(hRealDC,i,iy+iheight-10,false);
	}
	pBGround[6]->Draw(hRealDC,ix+iwidth-25,iy+iheight-10,false);

	for(i=iy+10;i<=iy+iheight-25;i++){
		pBGround[5]->Draw(hRealDC,ix+iwidth-10,i,false);
	}
	pBGround[5]->Draw(hRealDC,ix+iwidth-10,iy+iheight-25,false);

	BitBlt(hRealDC, ix, iy, iwidth, iheight,
		hDC, iLayerX, iLayerY, SRCCOPY);

	//TextOut(hRealDC,20,20,"This is another test",15);
	//TransparentBlt(hRealDC, ix, iy, iwidth, iheight,
		//hDC, iLayerX, iLayerY,iwidth,iheight, RGB(255,0,255));
	DrawInsidePanel(hRealDC);
	CheckScrolls(hRealDC);
	//ReleaseDC(hWindow, hRealDC);

}

void CPanel::CheckScrolls(HDC hDC){
	icurHeight=iheight;
	icurWidth=iwidth;
	if(iLayerHeight>iheight){
		HPEN hBackPen = CreatePen(PS_SOLID, 2, RGB(0,0,55));//(255, 204, 153));
		HPEN hPen = (HPEN)SelectObject(hDC, hBackPen);
		
		//MoveToEx(hDC, iwidth-BMP_WIDTH/2+ix,iy+BMP_WIDTH/2,NULL);
		//LineTo(hDC, iwidth-BMP_WIDTH/2+ix, iheight-BMP_WIDTH/2+iy);
		
		HPEN hGridPen = CreatePen(PS_SOLID, 1, RGB(0,0,55));//(255, 204, 153));
		SelectObject(hDC, hGridPen);
		DeleteObject(hBackPen);

		MoveToEx(hDC, iwidth-BMP_WIDTH/2+ix,iy,NULL);
		LineTo(hDC, iwidth-BMP_WIDTH/2+ix, iheight-BMP_WIDTH+iy);
		
		SelectObject(hDC,hPen);
		DeleteObject(hGridPen);

		if(iVerY<0)
			iVerY=0;
		else if(iVerY>iheight-BMP_WIDTH-BMP_HEIGHT){
			iVerY=iheight-BMP_WIDTH-BMP_HEIGHT;
		}
		pBitmap[iCurVerImage]->Draw(hDC,iwidth-BMP_WIDTH-BOR_WIDTH+ix,iVerY-BOR_HEIGHT+iy,true);

		int iPos;
		if((iPos=iheight-BMP_WIDTH-BMP_HEIGHT)>0)
			iLayerY=iVerY*(iLayerHeight-iheight)/iPos;
		icurHeight-=10;
	}
	if(iLayerWidth>iwidth){
		HPEN hBackPen = CreatePen(PS_SOLID, 2, RGB(0,0,0));//(255, 204, 153));
		HPEN hPen = (HPEN)SelectObject(hDC, hBackPen);
		
		//MoveToEx(hDC, ix,iheight-BMP_WIDTH/2+iy,NULL);
		//LineTo(hDC, iwidth-BMP_WIDTH+ix, iheight-BMP_WIDTH/2+iy);
		
		HPEN hGridPen = CreatePen(PS_SOLID, 1, RGB(0,0,0));//(255, 204, 153));
		SelectObject(hDC, hGridPen);
		DeleteObject(hBackPen);

		MoveToEx(hDC, ix,iheight-BMP_WIDTH/2+iy,NULL);
		LineTo(hDC, iwidth-BMP_WIDTH+ix, iheight-BMP_WIDTH/2+iy);
		
		SelectObject(hDC,hPen);
		DeleteObject(hGridPen);

		if(iHorX<0)
			iHorX=0;
		else if(iHorX>iwidth-BMP_WIDTH-BMP_HEIGHT){
			iHorX=iwidth-BMP_WIDTH-BMP_HEIGHT;
		}
		pBitmap[iCurHorImage]->Draw(hDC,iHorX-BOR_HEIGHT+ix,iheight-BMP_WIDTH-BOR_WIDTH+iy,true);

		int iPos;
		if((iPos=iwidth-BMP_WIDTH-BMP_HEIGHT)>0)
			iLayerX=iHorX*(iLayerWidth-iwidth)/iPos;
		icurWidth-=10;
	}

	

}
bool CPanel::MouseButtonDown(int x, int y, BOOL bLeft){
	if( (iLayerHeight>iheight) && (x>ix+iwidth-BMP_WIDTH && x<ix+iwidth && y>iVerY+iy && y<iVerY+iy+BMP_HEIGHT) ){
		bMoovingVer=true;
		ptHold.y=y;
		ptImageAtHold.y=iVerY;
		iCurVerImage=1;
		return true;
	}
	if( (iLayerHeight>iheight) && (y>iy+iheight-BMP_WIDTH && y<iy+iheight && x>iHorX+ix && x<iHorX+ix+BMP_HEIGHT) ){
		bMoovingHor=true;
		ptHold.x=x;
		ptImageAtHold.x=iHorX;
		iCurHorImage=3;
		return true;
	}
	//return (bMoovingVer || bMoovingHor);
	return false;
}
void CPanel::MouseButtonUp(int x, int y, BOOL bLeft){
	bMoovingHor=false;
	bMoovingVer=false;
	iCurVerImage=0;
	iCurHorImage=2;
	//MouseMove(x,y);
		
}
void CPanel::MouseMove(int x, int y){
	if( (iLayerHeight>iheight) && (x>ix+iwidth-BMP_WIDTH && x<ix+iwidth && y>iVerY+iy && y<iVerY+iy+BMP_HEIGHT) ){
		if(iCurVerImage!=1) iCurVerImage=4;

	}
	else{
		if(iCurVerImage!=1) iCurVerImage=0;
	}

	if( (iLayerHeight>iheight) && (y>iy+iheight-BMP_WIDTH && y<iy+iheight && x>iHorX+ix && x<iHorX+ix+BMP_HEIGHT) ){
		if(iCurHorImage!=3) iCurHorImage=5;

	}
	else{
		if(iCurHorImage!=3) iCurHorImage=2;
	}


	if(bMoovingVer && y<1000/*&& iVerY>=0 && iVerY<=iheight-BMP_WIDTH-BMP_HEIGHT*/){
		int iTempY;
		iTempY=ptImageAtHold.y+y-ptHold.y;
		//if(iTempY>=0 && iTempY<=iheight-BMP_WIDTH-BMP_HEIGHT){
			iVerY=iTempY;
			
		//}
	}

	if(bMoovingHor && x<1000/*&& iHorX>=0 && iHorX<=iwidth-BMP_WIDTH-BMP_HEIGHT*/){
		int iTempX;
		iTempX=ptImageAtHold.x+x-ptHold.x;
		//if(iTempX>=0 && iTempX<=iwidth-BMP_WIDTH-BMP_HEIGHT){
			iHorX=iTempX;

		//}
	}
}

void CPanel::SetLayerY(int iLayerY){
	int iPos=iheight-BMP_WIDTH-BMP_HEIGHT;
	if(iLayerHeight-icurHeight>0){
		iVerY=(int)((float)iLayerY)*(iPos/(float)(iLayerHeight-iheight));
	}
	char szText[64];
	wsprintf(szText,"%d",iLayerY);

	//MessageBox(GameEngine::GetEngine()->GetWindow(),szText,"hi all",MB_OK);
}

void CPanel::SetX_Width(int ix,int iwidth){
	CPanel::ix=ix;
	CPanel::iLayerWidth=iwidth;
	CPanel::iwidth=iwidth;
}

void CPanel::ShowPanel(bool bShow){
	CPanel::bShow=bShow;
}

bool CPanel::IsMoving()
{
	return bMoovingHor||bMoovingVer;
}