2D游戲開發（4）：魔法技能

魔法技能 和人物動畫原理一樣，下面是我的一個簡單實現的源代碼

/////////
//Magic.h
//
#pragma  once

#include "Texture.h"

class CMagic
{
public:
 LONG m_ClientX;
 LONG m_ClientY;
 CTexture* m_Textures;
 int  m_NumTextures;
 int  m_CurrentTexIndex;

 virtual void Draw();
 virtual void Load();
 virtual void Update();

};

class CMoveMagic : public CMagic
{
public:
 LONG m_OrigiClientX;
 LONG m_OrigiClientY;
 LONG m_EndClientX;
 LONG m_EndClientY;

 LONG m_CurrentClientX;
 LONG m_CurrentClientY;

 int  m_Speend;

 virtual void Draw();
 virtual void Load();
 virtual void Update();

};


////
//Magic.cpp
/////

#include "stdafx.h"
#include "Magic.h"

void CMagic::Draw()
{
 CRect rect(0,0,m_Textures[m_CurrentTexIndex].m_Width,m_Textures[m_CurrentTexIndex].m_Height);
 m_Textures[m_CurrentTexIndex].Draw(m_ClientX,m_ClientY,rect);
}

void CMagic::Load()
{
 m_ClientX = 90;
 m_ClientY = 0;
 m_NumTextures = 10;
 m_Textures = new CTexture[10];
 m_CurrentTexIndex = 0;

 m_Textures[0].LoadEx("D:\\2DGameEngine\\Magic\\000280.bmp",72,54);
 m_Textures[1].LoadEx("D:\\2DGameEngine\\Magic\\000281.bmp",160,117);
 m_Textures[2].LoadEx("D:\\2DGameEngine\\Magic\\000282.bmp",164,131);
 m_Textures[3].LoadEx("D:\\2DGameEngine\\Magic\\000283.bmp",168,148);
 m_Textures[4].LoadEx("D:\\2DGameEngine\\Magic\\000284.bmp",148,153);
 m_Textures[5].LoadEx("D:\\2DGameEngine\\Magic\\000285.bmp",100,98);
 m_Textures[6].LoadEx("D:\\2DGameEngine\\Magic\\000286.bmp",120,220);
 m_Textures[7].LoadEx("D:\\2DGameEngine\\Magic\\000287.bmp",160,213);
 m_Textures[8].LoadEx("D:\\2DGameEngine\\Magic\\000288.bmp",140,157);
 m_Textures[9].LoadEx("D:\\2DGameEngine\\Magic\\000289.bmp",88,90);
}

void CMagic::Update()
{
 m_CurrentTexIndex++;
 if(m_CurrentTexIndex>9)
  m_CurrentTexIndex = 0;
}

//////////////////////////////////////////////////////////////////////////
////////
void CMoveMagic::Draw()
{
 CRect rect(0,0,m_Textures[m_CurrentTexIndex].m_Width,m_Textures[m_CurrentTexIndex].m_Height);
 m_Textures[m_CurrentTexIndex].Draw(m_CurrentClientX,m_CurrentClientY,rect);
}

void CMoveMagic::Load()
{

  m_NumTextures = 8;
  m_Textures = new CTexture[8];
  m_CurrentTexIndex = 0;
 
  m_Textures[0].LoadEx("D:\\2DGameEngine\\Magic\\000180.bmp",40,36);
  m_Textures[1].LoadEx("D:\\2DGameEngine\\Magic\\000181.bmp",40,22);
  m_Textures[2].LoadEx("D:\\2DGameEngine\\Magic\\000182.bmp",40,23);
  m_Textures[3].LoadEx("D:\\2DGameEngine\\Magic\\000183.bmp",40,36);
  m_Textures[4].LoadEx("D:\\2DGameEngine\\Magic\\000184.bmp",36,50);
  m_Textures[5].LoadEx("D:\\2DGameEngine\\Magic\\000185.bmp",40,37);
  m_Textures[6].LoadEx("D:\\2DGameEngine\\Magic\\000186.bmp",40,23);
  m_Textures[7].LoadEx("D:\\2DGameEngine\\Magic\\000187.bmp",40,21);
 
 m_OrigiClientX = 0;
 m_OrigiClientY = 80;
 m_EndClientX = 280;
 m_EndClientY = 80;

 m_CurrentClientX = m_OrigiClientX;
 m_CurrentClientY = m_OrigiClientY;
 
 m_Speend = 30;
}

void CMoveMagic::Update()
{
 m_CurrentClientX += m_Speend;
 if(m_CurrentClientX>m_EndClientX)
  m_CurrentClientX = 0;

 m_CurrentTexIndex = (m_CurrentClientX-m_OrigiClientX)*7/(m_EndClientX-m_OrigiClientX);
}

posted on 2009-02-21 02:20 Arcadia-er 閱讀(178) 評論(0)  編輯 收藏 引用