void CScreenViewWnd::OnPaint()
{
CRect rctClip, rctClient, rctDraw;
{
CPaintDC dc(this);
dc.GetClipBox(rctClip);
}
GetClientRect(rctClient);
rctClip.InflateRect(100, 100);
rctDraw.IntersectRect(rctClip, rctClient);
ASSERT(_bmpCanvas.GetSafeHandle() != NULL);
CDC* pDC = GetDC();
CMemDC MemDC;
MemDC.CreateDC(pDC, &_bmpCanvas);
_sync_drawing.Lock();
if (_fuse1x1Mode == false) {
COLORREF clrBorder;
for (int i = 0; i < _countCamera; i++) {
if (!_cameraView[i].is_visible()) {
continue;
}
clrBorder = (_selectCamera == i) ? RGB(0, 255, 0) : RGB(255, 255, 255);
MemDC->Draw3dRect(_cameraView[i].rect(), clrBorder, clrBorder);
}
}
else {
MemDC->Draw3dRect(_cameraView[_selectCamera].rect(),
RGB(0, 255, 0), RGB(0, 255, 0));
}
_sync_drawing.Unlock();
pDC->BitBlt(rctDraw.left, rctDraw.top,
rctDraw.Width(), rctDraw.Height(),
&MemDC,
rctDraw.left, rctDraw.top,
SRCCOPY);
ReleaseDC(pDC);
pDC = NULL;
}
void CScreenViewWnd::updateStatus(int camera)
{
if (GetSafeHwnd() == NULL) {
return;
}
_sync_drawing.Lock();
if (_fuse1x1Mode == true &&
_selectCamera != camera) {
_sync_drawing.Unlock();
return;
}
if (!_cameraView[camera].is_visible()) {
_sync_drawing.Unlock();
return;
}
int camstatus = getCameraState(camera);
CClientDC dc(this);
CMemDC MemDC;
MemDC.CreateDC(&dc, &_bmpCanvas);
const CRect& rctcamera = _cameraView[camera].rect();
if (camstatus != CameraView::ENABLED) {
MemDC->FillSolidRect(rctcamera, (camstatus == CameraView::NO_VIDEO) ? RGB(0, 0, 255) : RGB(0, 0, 0));
}
CString strStatus = _T("");
switch (camstatus) {
case CameraView::NO_VIDEO :
strStatus = _T("No Video");
break;
case CameraView::NOT_CONNECTED:
strStatus = _T("Not Connected");
break;
case CameraView::COVERT_LEVEL1 :
strStatus = _T("Covert");
break;
case CameraView::COVERT_LEVEL2 :
strStatus = _T("");
break;
}
CRect rctosd = rctcamera;
rctosd.DeflateRect(5, 2, 5, 3);
CFont* lpFontPrev = MemDC->SelectObject(&_fontText);
drawText(&MemDC, strStatus, rctosd, DT_CENTER | DT_VCENTER | DT_SINGLELINE);
drawText(&MemDC, getCameraTitle(camera), rctosd, DT_LEFT | DT_TOP | DT_SINGLELINE);
MemDC->SelectObject(lpFontPrev);
MemDC->Draw3dRect(rctcamera, RGB(255, 255, 255), RGB(255, 255, 255));
dc.BitBlt(rctcamera.left, rctcamera.top,
rctcamera.Width(), rctcamera.Height(),
&MemDC,
rctcamera.left, rctcamera.top,
SRCCOPY);
_sync_drawing.Unlock();
}
void CScreenViewWnd::drawImage(int camera,
LPBYTE pImage,
const CSize& size,
SDK_TIME_T time)
{
CameraView& rcamView = _cameraView[camera];
_sync_drawing.Lock();
if (!rcamView.is_visible() ||
!rcamView.is_enable()) {
_sync_drawing.Unlock();
return;
}
_bmpInfohead.biWidth = size.cx;
_bmpInfohead.biHeight = size.cy;
_bmpInfohead.biSizeImage = size.cx * size.cy * _bmpInfohead.biBitCount >> 3;
CDC* pDC = GetDC();
if ((size.cx > 0) && (size.cy > 0)) {
CMemDC MemDC;
ASSERT(_bmpCanvas.m_hObject);
MemDC.CreateDC(pDC, &_bmpCanvas);
CRect rctDest = rcamView.rect();
CRect rctImage = rctDest;
if (_fuseAspectRatio) {
imageAspectRatio(size.cx, size.cy, rctImage, rctImage);
if (rcamView.rectImage() != rctImage) {
MemDC->FillSolidRect(rctDest, RGB(0, 0, 0));
}
else {
const int letter_t = rctImage.top - rctDest.top;
const int letter_b = rctDest.bottom - rctImage.bottom;
const int letter_l = rctImage.left - rctDest.left;
const int letter_r = rctDest.right - rctImage.right;
if (letter_t > 1 || letter_b > 1 ||
letter_l > 1 || letter_r > 1) {
if (letter_t > 0) {
MemDC->FillSolidRect(rctDest.left + 1, rctDest.top,
rctDest.Width() - 2, letter_t,
RGB(0, 0, 0));
}
if (letter_b > 0) {
MemDC->FillSolidRect(rctDest.left + 1, rctImage.bottom,
rctDest.Width() - 2, letter_b,
RGB(0, 0, 0));
}
if (letter_l > 0) {
MemDC->FillSolidRect(rctDest.left + 1, rctImage.top,
letter_l, rctImage.Height(),
RGB(0, 0, 0));
}
if (letter_r > 0) {
MemDC->FillSolidRect(rctImage.right, rctImage.top,
letter_r, rctImage.Height(),
RGB(0, 0, 0));
}
}
}
}
rcamView.setRectImage(rctImage);
::DrawDibDraw(_hDrawDib, MemDC,
rctImage.left, rctImage.top,
rctImage.Width(), rctImage.Height(),
&_bmpInfohead,
pImage,
0, 0,
size.cx, size.cy,
0);
drawReferLines(&MemDC);
CRect rctOSD = rctDest;
rctOSD.DeflateRect(5, 2, 5, 3);
CTime tmFrame(time);
CString strTime = (rctOSD.Width() < 140) ?
tmFrame.Format(_T("%H:%M:%S")) :
tmFrame.Format(_T("%y-%m-%d %H:%M:%S"));
CString strTitle = getCameraTitle(camera);
/*
CFont* lpFontPrev = MemDC->SelectObject(&_fontText);
drawText(&MemDC, strTitle, rctOSD, DT_TOP | DT_LEFT | DT_SINGLELINE);
drawText(&MemDC, strTime, rctOSD, DT_BOTTOM | DT_CENTER | DT_SINGLELINE);
MemDC->SelectObject(lpFontPrev);
*/
COLORREF clrBorder = (_selectCamera == camera) ?
RGB(0, 255, 0) : RGB(255, 255, 255);
MemDC->Draw3dRect(rctDest, clrBorder, clrBorder);
pDC->BitBlt(rctDest.left, rctDest.top,
rctDest.Width(), rctDest.Height(),
&MemDC,
rctDest.left, rctDest.top,
SRCCOPY);
}
ReleaseDC(pDC);
_sync_drawing.Unlock();
}