怎么才能支持按键按下去后不放，连续播放图片？
我做了一个实现简单的动画功能，但是只支持按下后放开，按这不放的时候要停顿5秒左右才能连续播放动画；怎么实现按下后不要停顿能连续播放？
/*回调函数*/
static void draw_boy(timer * pMe)
{
IDISPLAY_ClearScreen(pMe->a.m_pIDisplay);
switch(pMe->wParam) {
case AVK_UP:
IIMAGE_SetParm(pMe->LPBoy_up_down,IPARM_OFFSET,0,(pMe->pi.cy/14)*(13 - (pMe->boy_infor.boy_up) ));
IIMAGE_SetDrawSize(pMe->LPBoy_up_down,22,pMe->pi.cy/14);
IIMAGE_Draw(pMe->LPBoy_up_down,pMe->boy_infor.x,pMe->boy_infor.y);
//IBASE_Release((IBase *)pMe->LPBoy);
break;
case AVK_DOWN:
IIMAGE_SetParm(pMe->LPBoy_up_down,IPARM_OFFSET,0,(pMe->pi.cy/14)*(6 - (pMe->boy_infor.boy_down) ));
IIMAGE_SetDrawSize(pMe->LPBoy_up_down,22,pMe->pi.cy/14);
IIMAGE_Draw(pMe->LPBoy_up_down,pMe->boy_infor.x,pMe->boy_infor.y);
//IBASE_Release((IBase *)pMe->LPBoy);
break;
default:
return ;}
IDISPLAY_Update(pMe->a.m_pIDisplay);}
static boolean timer_HandleEvent(timer* pMe, AEEEvent eCode, uint16 wParam, uint32 dwParam)
{
switch (eCode)
{
case EVT_KEY:
switch(wParam)
{
case AVK_UP:
pMe->boy_infor.y -=3;
pMe->boy_infor.boy_up++;
pMe->boy_infor.boy_up = pMe->boy_infor.boy_up%3;
if (SUCCESS != ISHELL_SetTimer(pMe->a.m_pIShell,100,(PFNNOTIFY)draw_boy,pMe))
{
return FALSE;
}
break;
case AVK_DOWN:
pMe->boy_infor.y +=3;
pMe->boy_infor.boy_down++;
pMe->boy_infor.boy_down = pMe->boy_infor.boy_down%3;
if (SUCCESS != ISHELL_SetTimer(pMe->a.m_pIShell,100,(PFNNOTIFY)draw_boy,pMe))
{
return FALSE;
}
break;
default:
return FALSE;
}
return(TRUE);
default:
break;
}
return FALSE;
｝
