游戏开发—简单精灵

//
// SPRITE
//
//        Copyright (c) 2000-2001 Chihiro.SAKAMOTO (HyperWorks)
//
#ifndef    __sprite_h__
#define    __sprite_h__
#include "MxImage.h"
class CMxImage;
class CSprite {
  public:
    CSprite();
    CSprite(CMxImage *image, POINT pos);
    CSprite(CMxImage *image, POINT pos, POINT src);
    virtual ~CSprite();

    void Set(CMxImage *image, POINT pos);
    void Set(CMxImage *image, POINT pos, POINT src);
    void Draw(CMxImage *_image,CMxImage *image);
    void Draw(CMxImage *image, const RECT rect);
    void GetRect(RECT *r) const;
    //
    void SetDrawPos(int x, int y);
    void SetDrawPos(POINT point);
    POINT GetDrawPos() const;
    void SetSrcPos(int x, int y);
    POINT GetSrcPos() const;
    BOOL PtIn(POINT pt);

  protected:
    POINT    draw_pos;
    POINT    src_pos;
    CMxImage *image;
} ;

// 构造函数
//
inline CSprite::CSprite()
{
    draw_pos.x = 0;
    draw_pos.y = 0;
    src_pos.x = 0;
    src_pos.y = 0;

    image = 0;
}

inline CSprite::CSprite(CMxImage *_image, POINT pos)
{
    draw_pos = pos;
    src_pos.x = 0;
    src_pos.y = 0;

    image = _image;
}

inline CSprite::CSprite(CMxImage *_image, POINT pos, POINT src)
{
    draw_pos = pos;
    src_pos = src;

    image = _image;
}

 ////将参数设定在构造好的对象上

inline void CSprite::Set(CMxImage *_image, POINT pos)
{
    draw_pos = pos;
    image = _image;
}

inline void CSprite::Set(CMxImage *_image, POINT pos, POINT src)
{
    draw_pos = pos;
    src_pos = src;
    image = _image;
}



// 设定图像复制源的座标
//
inline void CSprite::SetSrcPos(int x, int y)
{
    src_pos.x = x;
    src_pos.y = y;
}

// 取得图像复制源的座标
//
inline POINT CSprite::GetSrcPos() const
{
    return src_pos;
}

// 设定图像复制目的(描绘)的座标
//
inline void CSprite::SetDrawPos(int x, int y)
{
    draw_pos.x = x;
    draw_pos.y = y;
}

inline void CSprite::SetDrawPos(POINT point)
{
    draw_pos = point;
}

// 取得图像复制目的（描绘）的座标
//
inline POINT CSprite::GetDrawPos() const
{
    return draw_pos;
}

// 取得图像的显示范围
//
inline void CSprite::GetRect(RECT *r) const
{
    r->left = draw_pos.x;
    r->top = draw_pos.y;
    r->right = draw_pos.x + 53;
    r->bottom = draw_pos.y + 62;
}

// 指定座标是否在图像显示的范围内?
//
inline BOOL CSprite::PtIn(POINT pt)
{
    RECT rect;
    GetRect(&rect);
    return PtInRect (&rect,pt);
}

#endif

 

//
// Sprite
//
//        Copyright (c) 2000-2001 Chihiro.SAKAMOTO (HyperWorks)
//
#include "MxImage.h"
#include "Sprite.h"

// 析构函数
//
CSprite::~CSprite()
{
}

// sprite的绘制
//
void CSprite::Draw(CMxImage *_image,CMxImage *image)
{
    RECT rect;
    //rect.left = 0;
    //rect.bottom = 62;
    //rect.right = 53;
    //rect.top = 0;

    GetRect(&rect);
    _image->MixImage(image, rect, src_pos);
    //_image->MixImage(image, rect);
}

// sprite的绘制(有修剪)
//
void CSprite::Draw(CMxImage *_image, const RECT rect)
{
    //RECT r;
    ////GetRect(&r);
    //r = rect;
    //if (TRUE) {
    //    POINT    src = src_pos;
    //    if (draw_pos.x < r.left) {
    //        src.x += r.left - draw_pos.x;
    //    }
    //    if (draw_pos.y < r.top) {
    //        src.y += r.top - draw_pos.y;
    //    }
    //    _image->MixImage(image, r, src);
    //}
}