Obitmapw.h

// Filename    : OBITMAPW.H
// Description : header file of bitmap class

#ifndef __OBITMAPW_H
#define __OBITMAPW_H

//!UI classes for drawing bitmap images. Not sure of the difference between
//!Bitmap and BitmapW.
class BitmapW {
public:
    short width_field;
    short height_field;
    short bitmap[1];                              // indefinite size

private:
    BitmapW();                                    // cannot make any instant

public:
    void  init(short w, short h);

    short get_width() { return width_field; }
    short get_height() { return height_field; }
    short get_pitch();
    short get_true_pitch();

    short *get_ptr() { return bitmap; }
    short *get_ptr(short x, short y);

    long  size();

    // same parameter as init
    static BitmapW *mem_add_bitmap(short w, short h);
    static long size(short w, short h);           // same parameter as init
};
#endif