void DrawFrame( HDC hDC,const RECT& rcPaint,const RECT &rcItem)
{
if ( NULL == hDC || NULL == m_pGifImage ) return;
if(m_pGifImage)
{
if (CxImage* pImage = m_pGifImage->GetFrame(m_nFramePosition))
pImage->Draw2(hDC,rcItem);
}
}
void CEmotionButton::DoEvent(TEventUI& event)
{
switch( event.Type)
{
case UIEVENT_MOUSEMOVE:
{
RECT rc1, rc2, invalidRect;
int lastCol = -1, curCol = -1;
unsigned char changetype = _PosChangeType::NoChange; //预览矩形是否需要改变
POINT pt = event.ptMouse;
int tmpSel = GetCellIndex(pt.x, pt.y);
//是否超出了图片数量
if((tmpSel + curPage * CELLCOUNT_PAGE) >= m_ImageCount)
tmpSel = -1;
if(tmpSel != curSel)
{
//两个cell 索引行进
lastSel = curSel;
curSel = tmpSel;
curFrame = 0;
//预览矩形需要移动吗？
lastCol = (lastSel % 15);
curCol = (curSel % 15); //每行15个
GetBlueRect(lastSel, &rc1);
GetBlueRect(curSel, &rc2);
UnionRect(&invalidRect, &rc1, &rc2);
invalidRect.right++;
invalidRect.bottom++;
//判断缩略矩形是否发生位置改变？
if(pvstatus == _PVStatus::Hide)
{
if(curSel >= 0)
{
if((curSel%15) > 7)
{
pvstatus = _PVStatus::Left;
changetype = _PosChangeType::HideToLeft;
}
else
{
pvstatus = _PVStatus::Right;
changetype = _PosChangeType::HideToRight;
}
}
}
else if(pvstatus == _PVStatus::Left)
{
if(curSel < 0)
{
pvstatus = _PVStatus::Hide;
changetype = _PosChangeType::LeftToHide;
}
else if(curCol < 4 || (curCol == 4 && lastCol == 4))
{
pvstatus = _PVStatus::Right;
changetype = _PosChangeType::LeftToRight;
}
}
else if(pvstatus == _PVStatus::Right)
{
if(curSel < 0)
{
pvstatus = _PVStatus::Hide;
changetype = _PosChangeType::RightToHide;
}
else if(curCol > 10 || (curCol == 10 && lastCol == 10))
{
pvstatus = _PVStatus::Left;
changetype = _PosChangeType::RightToLeft;
}
}
//刷新蓝色矩形框
UpdateSelectedFace(curPage, curSel, curFrame, pvstatus);
this->Invalidate();
if(changetype == _PosChangeType::NoChange)
{
//刷新预览图片
if(pvstatus == _PVStatus::Left)
{
this->Invalidate();
//InvalidateRect(hDlg, &rcLeft, FALSE);
}
else if(pvstatus == _PVStatus::Right)
{
this->Invalidate();
//InvalidateRect(hDlg, &rcRight, FALSE);
}
}
else
{
CopyRect(&rc1, &rcLeft);
CopyRect(&rc2, &rcRight);
rc1.right++;
rc1.bottom++;
rc2.right++;
rc2.bottom++;
//擦除原位置的缩略图
switch(changetype & 0xf0)
{
case 0x00:
break;
case 0x10:
this->Invalidate();
//InvalidateRect(hDlg, &rc1, FALSE);
break;
case 0x20:
this->Invalidate();
//InvalidateRect(hDlg, &rc2, FALSE);
break;
}
//显示新位置上的缩略图
switch(changetype & 0x0f)
{
case 0x00:
pvstatus == _PVStatus::Hide;
break;
case 0x01:
this->Invalidate();
//InvalidateRect(hDlg, &rc1, FALSE);
break;
case 0x02:
this->Invalidate();
//InvalidateRect(hDlg, &rc2, FALSE);
break;
}
}
//安装定时器（显示动画）
if(curSel >= 0)
{
UINT frameDelay = 200;
CxImage* pImg = GetSelectedImage(curPage, curSel);
CxImage* pFrame = pImg->GetFrame(curFrame);
//QQ表情的帧延时通常是10毫秒，显示速度过快，因此增大到50毫秒
if(pFrame != NULL) frameDelay = max(frameDelay, pFrame->GetFrameDelay());
frameCount = pImg->GetNumFrames();
this->m_pManager->SetTimer(this, TIMER_SHOWGIF, frameDelay);
}
else
{
this->m_pManager->KillTimer(this, TIMER_SHOWGIF);
}
}
//使系统通知我们 WM_MOUSELEAVE ;
TrackMouseEvent(&m_tme); //注意版本需求：_WIN32_WINNT 0x0510
}
break;
case UIEVENT_MOUSELEAVE:
{
if(curSel >= 0)
{
RECT rc;
GetBlueRect(curSel, &rc);
lastSel = curSel;
curSel = -1;
curFrame = 0;
pvstatus = _PVStatus::Hide;
UpdateSelectedFace(curPage, curSel, curFrame, pvstatus);
this->Invalidate();
//InvalidateRect(hDlg, &rc, FALSE);
}
}
break;
case UIEVENT_TIMER:
{
this->m_pManager->KillTimer(this, TIMER_SHOWGIF);
if(curSel >= 0 && frameCount > 1)
{
CxImage *pImg = GetSelectedImage(curPage, curSel);
CxImage *pFrame = NULL;
UINT frameDelay = 200;
LPRECT lpRect = (pvstatus == _PVStatus::Left)? &rcLeft:&rcRight;
//移动到下一帧！
curFrame = (curFrame + 1) % frameCount;
//QQ表情的帧延时通常是10毫秒，显示速度过快，因此增大到100毫秒
pFrame = pImg->GetFrame(curFrame);
if(pFrame) frameDelay = max(frameDelay, pFrame->GetFrameDelay());
UpdateSelectedFace(curPage, curSel, curFrame, pvstatus);
this->Invalidate();
//InvalidateRect(hDlg, lpRect, FALSE);
//下一帧的定时时间
this->m_pManager->SetTimer(this, TIMER_SHOWGIF, frameDelay);
}
}
break;
}
}