[C++] [WIN32] JEUX DE SHOOT ( SPACE SHOOT )

//------------------------------
// bitmap.cpp
//------------------------------

#include "bitmap.h"
#include <windows.h>

namespace G2D
{

cBitmap::cBitmap(HDC hdc)
{
	mHdc = hdc; 
    mMemHdc = CreateCompatibleDC(mHdc);
    mHbitmap = NULL;
}

cBitmap::~cBitmap()
{
	DeleteDC(mMemHdc);
    DeleteObject(mHbitmap);
	DeleteDC(mHdc);
}

bool cBitmap::LoadBitmap(std::string filename)
{

	mX = 0;
    mY = 0;
     
	mHbitmap = (HBITMAP)LoadImage(NULL, filename.c_str(), IMAGE_BITMAP, 
               mX, mY, LR_LOADFROMFILE);

   if(!mHbitmap)
	{
		ShowCursor(true);
		MessageBox(NULL, filename.c_str(), "Failed to load bitmap!", MB_OK | MB_ICONEXCLAMATION);
		ShowCursor(false);
		return false;
	} 
   
   SelectObject(mMemHdc, mHbitmap);
   GetObject(mHbitmap, sizeof(BITMAP), &mBitmap);
   mBitmapWidth = mBitmap.bmWidth;
   mBitmapHeight = mBitmap.bmHeight;
       
   return true;      

}

//-----------------------------------------------
// Display a simple bitmap
//-----------------------------------------------
bool cBitmap::DisplayBitmap(int destX, int destY)
{
	if(BitBlt(mHdc, destX, destY, mBitmap.bmWidth, mBitmap.bmHeight,  
             mMemHdc, mX, mY, SRCCOPY))
					 return true;
	else
		return false;
}

//----------------------------------------------
//Display a transparent bitmap
//----------------------------------------------
bool cBitmap::DisplayBitmap(int destX, int destY, int R, int G, int B)
{
	if(TransparentBlt(mHdc, destX, destY, mBitmap.bmWidth, mBitmap.bmHeight,
		               mMemHdc, mX, mY, mBitmap.bmWidth, mBitmap.bmHeight, RGB(R, G, B)))
							return true;
	else
		return false;
}

//-----------------------------------------------------------------
// Display a transparent bitmap with a BYTE[] as argument
//-----------------------------------------------------------------
bool cBitmap::DisplayBitmap(int destX, int destY, BYTE byte[])
{
	if(TransparentBlt(mHdc, destX, destY, mBitmap.bmWidth, mBitmap.bmHeight,
		               mMemHdc, mX, mY, mBitmap.bmWidth, mBitmap.bmHeight, RGB(byte[0], byte[1], byte[2])))
							return true;
	else
		return false;
}

//------------------------------------------------------------------
// Display a part of a bitmap with a BYTE[] as argument for color
//------------------------------------------------------------------
bool cBitmap::DisplayPartBitmap(int destX, int destY, int partX, int partY, int partW, int partH, BYTE color[])
{
	if(TransparentBlt(mHdc, destX, destY, partW, partH, 
		              mMemHdc, partX, partY, partW, partH, RGB(color[0], color[1], color[2])))
					  return true;
	else
		return false;
}

INIT CreateBitmapObject(HDC hdc, cBitmap** bitmap)
{
	*bitmap = new cBitmap(hdc);

	if(*bitmap!=NULL)
		return G2D_OK;
	else
		return G2D_FAILED;
}

} //namespace G2D