void CPlayerSeekBar::CreateThumb(bool bEnabled, CDC& parentDC)
{
auto& pThumb = bEnabled ? m_pEnabledThumb : m_pDisabledThumb;
pThumb = std::unique_ptr<CDC>(new CDC());
if (pThumb->CreateCompatibleDC(&parentDC)) {
COLORREF
white = GetSysColor(COLOR_WINDOW),
shadow = GetSysColor(COLOR_3DSHADOW),
light = GetSysColor(COLOR_3DHILIGHT),
bkg = GetSysColor(COLOR_BTNFACE);
CRect r(GetThumbRect());
r.MoveToXY(0, 0);
CRect ri(GetInnerThumbRect(bEnabled, r));
CBitmap bmp;
VERIFY(bmp.CreateCompatibleBitmap(&parentDC, r.Width(), r.Height()));
VERIFY(pThumb->SelectObject(bmp));
pThumb->Draw3dRect(&r, light, 0);
r.DeflateRect(0, 0, 1, 1);
pThumb->Draw3dRect(&r, light, shadow);
r.DeflateRect(1, 1, 1, 1);
CBrush b(bkg);
pThumb->FrameRect(&r, &b);
r.DeflateRect(0, 1, 0, 1);
pThumb->FrameRect(&r, &b);
r.DeflateRect(1, 1, 0, 0);
pThumb->Draw3dRect(&r, shadow, bkg);
if (bEnabled) {
r.DeflateRect(1, 1, 1, 2);
CPen whitePen(PS_INSIDEFRAME, 1, white);
CPen* old = pThumb->SelectObject(&whitePen);
pThumb->MoveTo(r.left, r.top);
pThumb->LineTo(r.right, r.top);
pThumb->MoveTo(r.left, r.bottom);
pThumb->LineTo(r.right, r.bottom);
pThumb->SelectObject(old);
pThumb->SetPixel(r.CenterPoint().x, r.top, 0);
pThumb->SetPixel(r.CenterPoint().x, r.bottom, 0);
}
} else {
ASSERT(FALSE);
}
}
void CPlayerSeekBar::CreateThumb(bool bEnabled, CDC& parentDC)
{
auto& pThumb = bEnabled ? m_pEnabledThumb : m_pDisabledThumb;
pThumb = std::unique_ptr<CDC>(new CDC());
if (pThumb->CreateCompatibleDC(&parentDC)) {
COLORREF
white = GetSysColor(COLOR_WINDOW),
shadow = GetSysColor(COLOR_3DSHADOW),
light = GetSysColor(COLOR_3DHILIGHT),
bkg = GetSysColor(COLOR_BTNFACE);
CRect r(GetThumbRect());
r.MoveToXY(0, 0);
CRect ri(GetInnerThumbRect(bEnabled, r));
CBitmap bmp;
VERIFY(bmp.CreateCompatibleBitmap(&parentDC, r.Width(), r.Height()));
VERIFY(pThumb->SelectObject(bmp));
pThumb->Draw3dRect(&r, light, 0);
r.DeflateRect(0, 0, 1, 1);
pThumb->Draw3dRect(&r, light, shadow);
r.DeflateRect(1, 1, 1, 1);
if (bEnabled) {
pThumb->ExcludeClipRect(ri);
ri.InflateRect(0, 1, 0, 1);
pThumb->FillSolidRect(ri, white);
pThumb->SetPixel(ri.CenterPoint().x, ri.top, 0);
pThumb->SetPixel(ri.CenterPoint().x, ri.bottom - 1, 0);
}
pThumb->ExcludeClipRect(ri);
ri.InflateRect(1, 1, 1, 1);
pThumb->Draw3dRect(&ri, shadow, bkg);
pThumb->ExcludeClipRect(ri);
CBrush b(bkg);
pThumb->FillRect(&r, &b);
} else {
ASSERT(FALSE);
}
}
void CPlayerSeekBar::OnPaint()
{
CPaintDC dc(this);
COLORREF
dark = GetSysColor(COLOR_GRAYTEXT),
white = GetSysColor(COLOR_WINDOW),
shadow = GetSysColor(COLOR_3DSHADOW),
light = GetSysColor(COLOR_3DHILIGHT),
bkg = GetSysColor(COLOR_BTNFACE);
// Thumb
{
auto& pThumb = m_bEnabled ? m_pEnabledThumb : m_pDisabledThumb;
if (!pThumb) {
CreateThumb(m_bEnabled, dc);
ASSERT(pThumb);
}
CRect r(GetThumbRect());
CRect ri(GetInnerThumbRect(m_bEnabled, r));
CRgn rg, rgi;
VERIFY(rg.CreateRectRgnIndirect(&r));
VERIFY(rgi.CreateRectRgnIndirect(&ri));
ExtSelectClipRgn(dc, rgi, RGN_DIFF);
VERIFY(dc.BitBlt(r.TopLeft().x, r.TopLeft().y, r.Width(), r.Height(), pThumb.get(), 0, 0, SRCCOPY));
ExtSelectClipRgn(dc, rg, RGN_XOR);
m_lastThumbRect = r;
}
const CRect channelRect(GetChannelRect());
// Chapters
if (m_bHasDuration) {
CAutoLock lock(&m_csChapterBag);
if (m_pChapterBag) {
for (DWORD i = 0; i < m_pChapterBag->ChapGetCount(); i++) {
REFERENCE_TIME rtChap;
if (SUCCEEDED(m_pChapterBag->ChapGet(i, &rtChap, nullptr))) {
long chanPos = channelRect.left + ChannelPointFromPosition(rtChap);
CRect r(chanPos, channelRect.top, chanPos + 1, channelRect.bottom);
if (r.right < channelRect.right) {
r.right++;
}
ASSERT(r.right <= channelRect.right);
dc.FillSolidRect(&r, dark);
dc.ExcludeClipRect(&r);
} else {
ASSERT(FALSE);
}
}
}
}
// Channel
{
dc.FillSolidRect(&channelRect, m_bEnabled ? white : bkg);
CRect r(channelRect);
r.InflateRect(1, 1);
dc.Draw3dRect(&r, shadow, light);
dc.ExcludeClipRect(&r);
}
// Background
{
CRect r;
GetClientRect(&r);
dc.FillSolidRect(&r, bkg);
}
}
void CPlayerSeekBar::OnPaint()
{
CPaintDC dc(this); // device context for painting
bool fEnabled = m_fEnabled && m_start < m_stop;
COLORREF
white = GetSysColor(COLOR_WINDOW),
shadow = GetSysColor(COLOR_3DSHADOW),
light = GetSysColor(COLOR_3DHILIGHT),
bkg = GetSysColor(COLOR_BTNFACE);
// thumb
{
CRect r = GetThumbRect(), r2 = GetInnerThumbRect();
CRect rt = r, rit = r2;
dc.Draw3dRect(&r, light, 0);
r.DeflateRect(0, 0, 1, 1);
dc.Draw3dRect(&r, light, shadow);
r.DeflateRect(1, 1, 1, 1);
CBrush b(bkg);
dc.FrameRect(&r, &b);
r.DeflateRect(0, 1, 0, 1);
dc.FrameRect(&r, &b);
r.DeflateRect(1, 1, 0, 0);
dc.Draw3dRect(&r, shadow, bkg);
if(fEnabled)
{
r.DeflateRect(1, 1, 1, 2);
CPen white(PS_INSIDEFRAME, 1, white);
CPen* old = dc.SelectObject(&white);
dc.MoveTo(r.left, r.top);
dc.LineTo(r.right, r.top);
dc.MoveTo(r.left, r.bottom);
dc.LineTo(r.right, r.bottom);
dc.SelectObject(old);
dc.SetPixel(r.CenterPoint().x, r.top, 0);
dc.SetPixel(r.CenterPoint().x, r.bottom, 0);
}
dc.SetPixel(r.CenterPoint().x+5, r.top-4, bkg);
{
CRgn rgn1, rgn2;
rgn1.CreateRectRgnIndirect(&rt);
rgn2.CreateRectRgnIndirect(&rit);
ExtSelectClipRgn(dc, rgn1, RGN_DIFF);
ExtSelectClipRgn(dc, rgn2, RGN_OR);
}
}
// channel
{
CRect r = GetChannelRect();
dc.FillSolidRect(&r, fEnabled ? white : bkg);
r.InflateRect(1, 1);
dc.Draw3dRect(&r, shadow, light);
dc.ExcludeClipRect(&r);
}
// background
{
CRect r;
GetClientRect(&r);
CBrush b(bkg);
dc.FillRect(&r, &b);
}
// Do not call CDialogBar::OnPaint() for painting messages
}