历年成人高考高起点数学试题及答案汇总(19992011年)

GUI

class CGALIB

{

public:

virtual bool GraphicsInit() = 0;

virtual bool GraphicsQuit() = 0;

virtual void DrawLine(int xStart,int yStart,int xEnd,int yEnd,unsigned long color) = 0;

virtual void DrawPoint(int x,int y,unsigned long color) = 0;

virtual void PutPoint(int x,int y,void *buf) = 0;

virtual void GetPoint(int x,int y,void *buf) = 0;

virtual void DrawVLine(int x,int y,int h,unsigned long color) = 0;

virtual void PutVLine(int x,int y,int h,void *buf) = 0;

virtual void GetVLine(int x,int y,int h,void *buf) = 0;

virtual void DrawHLine(int x,int y,int w,unsigned long color) = 0;

virtual void PutHLine(int x,int y,int w,void *buf) = 0;

virtual void GetHLine(int x,int y,int w,void *buf) = 0;

virtual void DrawRectangle(int x,int y,int w,int h,unsigned long color) = 0;

virtual void PutRectangle(int x,int y,int w,int h,void *buf) = 0;

virtual void GetRectangle(int x,int y,int w,int h,void *buf) = 0;

virtual void DrawBox(int x,int y,int w,int h,unsigned long color) = 0;

virtual void PutBox(int x,int y,int w,int h,void *buf) = 0;

virtual void GetBox(int x,int y,int w,int h,void *buf) = 0;

virtual void CleanScreen() = 0;

virtual void CleanRegion(int x,int y,int w,int h) = 0;

virtual void BlackScreen() = 0;

virtual void DrawString(const char *text,FONT_SIZE fontsize,int xpos,int ypos,unsigned long color) = 0;

virtual void ClearString(int xpos,int ypos,unsigned long CharNum,FONT_SIZE fontIndex) = 0;

virtual void DrawPicture(const char *filename,int xpos,int ypos) = 0;

virtual void ClearPicture(const char *filename,int xpos ,int ypos) = 0;

virtual void AntiFlickerArea(int xpos,int ypos,int width,int height) =0;

virtual void AntiFlicker() = 0;

virtual void AntiFlicker(void *arg) = 0;

virtual void Sync2DisplayBuffer(int xpos,int ypos,int width,int height) = 0;

virtual bool SplitScreen(int screenNum,unsigned long color,int line_w) = 0;

virtual bool ClearSplitScreen(int screenNum,int line_w) =0;

virtual void GetImage(Image_S *pImg) = 0;

virtual void PutImage(Image_S *pImg) = 0;

virtual bool SetAlpha(int alpha0, int alpha1) = 0;

virtual void GetHVsize(int &width,int &height) =0;

};

class CV ouDraw:public CGALIB

{

public:

CV ouDraw(OSD_LAY_NUM fbnumber,VIDEO_FORMAT VFormat,FB_BUFFER_TYPE bufferType);//前两个是枚举类型后一个是结构体做的初始化

virtual ~CVouDraw();//虚析构函数释放资源关闭文件等

static CVouDraw* Instance();//实例化一个类

bool GraphicsInit();//初始化

bool GraphicsQuit();//退出

void DrawPoint(int x,int y,unsigned long color);//画点

void PutPoint(int x,int y,void *buf);

//空函数

void GetPoint(int x,int y,void *buf);

//空函数

void DrawLine(int xStart,int yStart,int xEnd,int yEnd,unsigned long color);

//空函数

void DrawVLine(int x,int y,int h,unsigned long color);

// 画线调用花点函数

void PutVLine(int x,int y,int h,void *buf);

//几近空函数

void GetVLine(int x,int y,int h,void *buf);

//空函数

void DrawHLine(int x,int y,int w,unsigned long color);

void PutHLine(int x,int y,int w,void *buf);

void GetHLine(int x,int y,int w,void *buf);

//同上