diff options
| author | matmaul <matmaul@users.sourceforge.net> | 2008-06-30 01:09:05 +0400 |
|---|---|---|
| committer | matmaul <matmaul@users.sourceforge.net> | 2008-06-30 01:09:05 +0400 |
| commit | 689431f063cd656897f06947c673001544e60aca (patch) | |
| tree | f8c9e204786e1a8396e92419d7fbdcdbd5bcb4ee /src/apps/mplayerc/MultiMonitor.cpp | |
| parent | ec831110a811b9f2c812b7810aa314cb6be69a8c (diff) | |
move monitors files
change the license to GPL as it seems to be compatible
http://forum.doom9.org/showthread.php?t=139082
git-svn-id: https://mpc-hc.svn.sourceforge.net/svnroot/mpc-hc/trunk@618 10f7b99b-c216-0410-bff0-8a66a9350fd8
Diffstat (limited to 'src/apps/mplayerc/MultiMonitor.cpp')
| -rw-r--r-- | src/apps/mplayerc/MultiMonitor.cpp | 240 |
1 files changed, 240 insertions, 0 deletions
diff --git a/src/apps/mplayerc/MultiMonitor.cpp b/src/apps/mplayerc/MultiMonitor.cpp new file mode 100644 index 000000000..22e820b56 --- /dev/null +++ b/src/apps/mplayerc/MultiMonitor.cpp @@ -0,0 +1,240 @@ +/*
+ * $Id: MultiMonitor.cpp 349 2007-12-27 00:07:03Z matmaul $
+ *
+ * Author: Donald Kackman
+ * Email: don@itsEngineering.com
+ * Copyright 2002, Donald Kackman
+ *
+ * This file is part of mplayerc.
+ *
+ * Mplayerc is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Mplayerc is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "StdAfx.h"
+#include "MultiMonitor.h"
+#include "Monitors.h"
+
+// CMonitor
+
+// constucts a monitor class not attached to any handle
+CMonitor::CMonitor() : m_hMonitor( NULL )
+{
+}
+
+
+// copy constructor
+CMonitor::CMonitor( const CMonitor& monitor )
+{
+ m_hMonitor = (HMONITOR)monitor;
+}
+
+CMonitor::~CMonitor()
+{
+}
+
+
+
+void CMonitor::Attach( const HMONITOR hMonitor )
+{
+ ASSERT( CMonitors::IsMonitor( hMonitor ) );
+
+ m_hMonitor = hMonitor;
+}
+
+HMONITOR CMonitor::Detach()
+{
+ HMONITOR hMonitor = m_hMonitor;
+ m_hMonitor = NULL;
+ return hMonitor;
+}
+
+// creates an HDC for the monitor
+// it is up to the client to call DeleteDC
+//
+// for normal multimonitor drawing it is not necessary to get a
+// dc for each monitor. Windows takes care of drawing correctly
+// on all monitors
+//
+// Only very exacting applications would need a DC for each monitor
+HDC CMonitor::CreateDC() const
+{
+ ASSERT( IsMonitor() );
+
+ CString name;
+ GetName( name );
+
+ //create a dc for this display
+ HDC hdc = ::CreateDC( name, name, NULL, NULL );
+ ASSERT( hdc != NULL );
+
+ //set the viewport based on the monitor rect's relation to the primary monitor
+ CRect rect;
+ GetMonitorRect( &rect );
+
+ ::SetViewportOrgEx( hdc, -rect.left, -rect.top, NULL );
+ ::SetViewportExtEx( hdc, rect.Width(), rect.Height(), NULL );
+
+ return hdc;
+}
+
+int CMonitor::GetBitsPerPixel() const
+{
+ HDC hdc = CreateDC();
+ int ret = ::GetDeviceCaps( hdc, BITSPIXEL ) * ::GetDeviceCaps( hdc, PLANES );
+ VERIFY( ::DeleteDC( hdc ) );
+
+ return ret;
+}
+
+void CMonitor::GetName( CString& string ) const
+{
+ ASSERT( IsMonitor() );
+
+ MONITORINFOEX mi;
+ mi.cbSize = sizeof( mi );
+ ::GetMonitorInfo( m_hMonitor, &mi );
+
+ string = mi.szDevice;
+}
+
+//
+// these methods return true if any part of the item intersects the monitor rect
+BOOL CMonitor::IsOnMonitor( const POINT pt ) const
+{
+ CRect rect;
+ GetMonitorRect( rect );
+
+ return rect.PtInRect( pt );
+}
+
+BOOL CMonitor::IsOnMonitor( const CWnd* pWnd ) const
+{
+ CRect rect;
+ GetMonitorRect( rect );
+
+ ASSERT( ::IsWindow( pWnd->GetSafeHwnd() ) );
+ CRect wndRect;
+ pWnd->GetWindowRect( &wndRect );
+
+ return rect.IntersectRect( rect, wndRect );
+}
+
+BOOL CMonitor::IsOnMonitor( const LPRECT lprc ) const
+{
+ CRect rect;
+ GetMonitorRect( rect );
+
+ return rect.IntersectRect( rect, lprc );
+}
+
+
+void CMonitor::GetMonitorRect( LPRECT lprc ) const
+{
+ ASSERT( IsMonitor() );
+
+ MONITORINFO mi;
+ RECT rc;
+
+ mi.cbSize = sizeof( mi );
+ ::GetMonitorInfo( m_hMonitor, &mi );
+ rc = mi.rcMonitor;
+
+ ::SetRect( lprc, rc.left, rc.top, rc.right, rc.bottom );
+}
+
+//
+// the work area does not include the start bar
+void CMonitor::GetWorkAreaRect( LPRECT lprc ) const
+{
+ ASSERT( IsMonitor() );
+
+ MONITORINFO mi;
+ RECT rc;
+
+ mi.cbSize = sizeof( mi );
+ ::GetMonitorInfo( m_hMonitor, &mi );
+ rc = mi.rcWork;
+
+ ::SetRect( lprc, rc.left, rc.top, rc.right, rc.bottom );
+}
+
+//these two center methods are adapted from David Campbell's
+//MSJ article (see comment at the top of the header file)
+void CMonitor::CenterRectToMonitor( LPRECT lprc, const BOOL UseWorkAreaRect ) const
+{
+ int w = lprc->right - lprc->left;
+ int h = lprc->bottom - lprc->top;
+
+ CRect rect;
+ if ( UseWorkAreaRect )
+ GetWorkAreaRect( &rect );
+ else
+ GetMonitorRect( &rect );
+
+ lprc->left = rect.left + ( rect.Width() - w ) / 2;
+ lprc->top = rect.top + ( rect.Height() - h ) / 2;
+ lprc->right = lprc->left + w;
+ lprc->bottom = lprc->top + h;
+}
+
+void CMonitor::CenterWindowToMonitor( CWnd* const pWnd, const BOOL UseWorkAreaRect ) const
+{
+ ASSERT( IsMonitor() );
+ ASSERT( pWnd );
+ ASSERT( ::IsWindow( pWnd->m_hWnd ) );
+
+ CRect rect;
+ pWnd->GetWindowRect( &rect );
+ CenterRectToMonitor( &rect, UseWorkAreaRect );
+ pWnd->SetWindowPos( NULL, rect.left, rect.top, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
+}
+
+void CMonitor::ClipRectToMonitor( LPRECT lprc, const BOOL UseWorkAreaRect ) const
+{
+ int w = lprc->right - lprc->left;
+ int h = lprc->bottom - lprc->top;
+
+ CRect rect;
+ if ( UseWorkAreaRect )
+ GetWorkAreaRect( &rect );
+ else
+ GetMonitorRect( &rect );
+
+ lprc->left = max( rect.left, min( rect.right - w, lprc->left ) );
+ lprc->top = max( rect.top, min( rect.bottom - h, lprc->top ) );
+ lprc->right = lprc->left + w;
+ lprc->bottom = lprc->top + h;
+}
+
+//
+// is the instance the primary monitor
+BOOL CMonitor::IsPrimaryMonitor() const
+{
+ ASSERT( IsMonitor() );
+
+ MONITORINFO mi;
+
+ mi.cbSize = sizeof( mi );
+ ::GetMonitorInfo( m_hMonitor, &mi );
+
+ return mi.dwFlags == MONITORINFOF_PRIMARY;
+}
+
+//
+// is the instance currently attached to a valid monitor handle
+BOOL CMonitor::IsMonitor() const
+{
+ return CMonitors::IsMonitor( m_hMonitor );
+}
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