#include "StdAfx.h"
#include "Character.h"
CCharacter::CCharacter(void)
{
}
CCharacter::~CCharacter(void)
{
}
//初始化人物
bool CCharacter::InitCharacter()
{
 int i;
 CString path;
 //初始化每一幀
 for(i=0; i<this->MAXFRAME; i++)
 {
 //一個(gè)小技巧——獲取人物每一幀png的路徑
 path.Format(L"res\\%d.png", i+1);
 this->m_imgCharacter[i].Load(path);
 //如果加載失敗
 if(this->m_imgCharacter[i].IsNull())
 {
  return false;
 }
 }
 //初始化人物大小
 int w = m_imgCharacter[0].GetWidth();
 int h = m_imgCharacter[0].GetHeight();
 this->m_sCharacter.SetSize(w, h);
 //初始化人物位置
 this->m_leftTop.SetPoint(0,
 VIEWHEIGHT - h - ELEVATION);
 //初始化為第1幀
 this->m_curFrame = 0;
 return true;
}
//向前移動(dòng)(如果移動(dòng)到了客戶區(qū)中間, 不繼續(xù)移動(dòng)了)
void CCharacter::MoveFront()
{
 int border = (VIEWWIDTH - m_sCharacter.cx) / 2;
 if(this->m_leftTop.x <= border)
 {
 this->m_leftTop.x += 4;
 }
}
//下一幀
void CCharacter::NextFrame()
{
 // 本可以直接使用求余運(yùn)算, 但是%求余運(yùn)算速
 // 度及效率不好, 所以使用簡(jiǎn)單的判斷操作代替
 //進(jìn)入下一幀
 this->m_curFrame++;
 if(this->m_curFrame == this->MAXFRAME)
 this->m_curFrame = 0;
}
//繪制人物
void CCharacter::StickCharacter(CDC& bufferDC)
{
 int i = this->m_curFrame;
 //透明貼圖
 this->m_imgCharacter[i].TransparentBlt(bufferDC,
 this->m_leftTop.x, this->m_leftTop.y,
 this->m_sCharacter.cx, this->m_sCharacter.cy,
 RGB(0, 0, 0));
}
//釋放內(nèi)存資源
void CCharacter::ReleaseCharacter()
{
 for(int i=0; i<this->MAXFRAME; i++)
 this->m_imgCharacter[i].Destroy();
}

#pragma once
#include<atlimage.h>
//地面高度
#define ELEVATION 42
class CCharacter
{
//靜態(tài)常成員變量
private:
 //最大幀數(shù):16
 static const int MAXFRAME = 16;
 //視口客戶區(qū)寬度
 static const int VIEWWIDTH = 790;
 //視口客戶區(qū)高度
 static const int VIEWHEIGHT = 568;
//成員變量
private:
 CImage m_imgCharacter[MAXFRAME];//人物
 CSize m_sCharacter;//人物大小
 CPoint m_leftTop;//人物的位置(左上角點(diǎn))
 int m_curFrame;//人物的當(dāng)前幀
//成員函數(shù)
public:
 //初始化人物
 bool InitCharacter();
 //向前移動(dòng)
 void MoveFront();
 //下一幀
 void NextFrame();
 //繪制人物(注：這里bufferDC是引用參數(shù))
 void StickCharacter(CDC& bufferDC);
 //釋放內(nèi)存資源
 void ReleaseCharacter();
//構(gòu)造與析構(gòu)
public:
 CCharacter(void);
 ~CCharacter(void);
};