diff options
Diffstat (limited to 'src/ui/LCDUI/LCDCollection.cpp')
| -rw-r--r-- | src/ui/LCDUI/LCDCollection.cpp | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/src/ui/LCDUI/LCDCollection.cpp b/src/ui/LCDUI/LCDCollection.cpp new file mode 100644 index 000000000..edba28599 --- /dev/null +++ b/src/ui/LCDUI/LCDCollection.cpp @@ -0,0 +1,196 @@ +//************************************************************************
+//
+// LCDCollection.cpp
+//
+// The CLCDCollection class is a generic collection of CLCDBase objects.
+//
+// Logitech LCD SDK
+//
+// Copyright 2005 Logitech Inc.
+//************************************************************************
+
+#include "LCDCollection.h"
+
+
+//************************************************************************
+//
+// CLCDCollection::CLCDCollection
+//
+//************************************************************************
+
+CLCDCollection::CLCDCollection(void)
+{
+}
+
+
+//************************************************************************
+//
+// CLCDCollection::~CLCDCollection
+//
+//************************************************************************
+
+CLCDCollection::~CLCDCollection(void)
+{
+}
+
+
+//************************************************************************
+//
+// CLCDCollection::AddObject
+//
+//************************************************************************
+
+BOOL CLCDCollection::AddObject(CLCDBase* pObject)
+{
+ //TODO: handle addition of same object twice...
+ m_Objects.push_back(pObject);
+ return TRUE;
+}
+
+
+//************************************************************************
+//
+// CLCDCollection::RemoveObject
+//
+//************************************************************************
+
+BOOL CLCDCollection::RemoveObject(CLCDBase* pObject)
+{
+ LCD_OBJECT_LIST::iterator it = m_Objects.begin();
+ while(it != m_Objects.end())
+ {
+ if (*it == pObject)
+ {
+ m_Objects.erase(it);
+ break;
+ }
+ ++it;
+ }
+ return FALSE;
+}
+
+
+//************************************************************************
+//
+// CLCDCollection::OnDraw
+//
+//************************************************************************
+
+void CLCDCollection::OnDraw(CLCDGfx &rGfx)
+{
+ LCD_OBJECT_LIST::iterator it = m_Objects.begin();
+ while(it != m_Objects.end())
+ {
+ CLCDBase *pObject = *it;
+ LCDUIASSERT(NULL != pObject);
+
+ if (!pObject->IsVisible())
+ {
+ ++it;
+ continue;
+ }
+
+ // create the clip region
+ HRGN hRgn = CreateRectRgn(pObject->GetOrigin().x, pObject->GetOrigin().y,
+ pObject->GetOrigin().x + pObject->GetWidth(),
+ pObject->GetOrigin().y + pObject->GetHeight());
+
+ // ensure that controls only draw within their specified region
+ SelectClipRgn(rGfx.GetHDC(), hRgn);
+
+ // free the region (a copy is used in the call above)
+ DeleteObject(hRgn);
+
+ // offset the control at its origin so controls use (0,0)
+ POINT ptPrevViewportOrg = { 0, 0 };
+ SetViewportOrgEx(rGfx.GetHDC(),
+ pObject->GetOrigin().x,
+ pObject->GetOrigin().y,
+ &ptPrevViewportOrg);
+
+ // allow controls to supply additional translation
+ // this allows controls to move freely within the confined viewport
+ OffsetViewportOrgEx(rGfx.GetHDC(),
+ pObject->GetLogicalOrigin().x,
+ pObject->GetLogicalOrigin().y,
+ NULL);
+
+ pObject->OnDraw(rGfx);
+
+ // set the clipping region to nothing
+ SelectClipRgn(rGfx.GetHDC(), NULL);
+
+ // restore the viewport origin
+ SetViewportOrgEx(rGfx.GetHDC(),
+ ptPrevViewportOrg.x,
+ ptPrevViewportOrg.y,
+ NULL);
+
+ // restore the viewport origin offset
+ OffsetViewportOrgEx(rGfx.GetHDC(), 0, 0, NULL);
+
+ ++it;
+ }
+}
+
+
+//************************************************************************
+//
+// CLCDCollection::OnUpdate
+//
+//************************************************************************
+
+void CLCDCollection::OnUpdate(DWORD dwTimestamp)
+{
+ LCD_OBJECT_LIST::iterator it = m_Objects.begin();
+ while(it != m_Objects.end())
+ {
+ CLCDBase *pObject = *it;
+ LCDUIASSERT(NULL != pObject);
+ pObject->OnUpdate(dwTimestamp);
+ ++it;
+ }
+}
+
+
+//************************************************************************
+//
+// CLCDCollection::ResetUpdate
+//
+//************************************************************************
+
+void CLCDCollection::ResetUpdate(void)
+{
+ LCD_OBJECT_LIST::iterator it = m_Objects.begin();
+ while(it != m_Objects.end())
+ {
+ CLCDBase *pObject = *it;
+ LCDUIASSERT(NULL != pObject);
+ pObject->ResetUpdate();
+ ++it;
+ }
+}
+
+
+//************************************************************************
+//
+// CLCDCollection::Show
+//
+//************************************************************************
+
+void CLCDCollection::Show(BOOL bShow)
+{
+ LCD_OBJECT_LIST::iterator it = m_Objects.begin();
+ while(it != m_Objects.end())
+ {
+ CLCDBase *pObject = *it;
+ LCDUIASSERT(NULL != pObject);
+ pObject->Show(bShow);
+ ++it;
+ }
+
+ CLCDBase::Show(bShow);
+}
+
+
+//** end of LCDCollection.cpp ********************************************
|