WidgetRect CentreUponChangeLayout::getBoundingRect() const {
unsigned long now = Misc::Sleeper::getTimeMilliseconds();
if(lastChangedLayout != this) {
return normalLayout->getBoundingRect();
}
if(now <= lastChanged + centreTime) {
return centreRect;
}
else if(now <= lastChanged + centreTime + transitionTime) {
double percent = (now - (lastChanged + centreTime))
/ static_cast<double>(transitionTime);
// use a quadratic spline function to smooth the interpolation
double u = percent * 2;
double p = 0.0;
if(u < 1.0) {
p = u*u / 2.0;
}
else {
p = 1.0 - (2.0 - u)*(2.0 - u) / 2.0;
}
//LOG(WIDGET, "transition is " << percent << " complete");
WidgetRect normal = normalLayout->getBoundingRect();
WidgetPoint position = normal.getCorner() * p
+ centreRect.getCorner() * (1.0 - p);
WidgetPoint dimensions = normal.getDimensions() * p
+ centreRect.getDimensions() * (1.0 - p);
return WidgetRect(position, dimensions);
}
else {
lastChangedLayout = NULL;
return normalLayout->getBoundingRect();
}
}
bool MFrame::OnEvent(MEvent* pEvent, MListener* pListener)
{
if (IsFocusEnable() == false)
return false;
MRECT TitleBarRect(0, 0, m_Rect.w, MTITLEBAR_HEIGHT);
MRECT WidgetRect(0, 0, m_Rect.w, m_Rect.h);
MPOINT sp = MClientToScreen(this, pEvent->Pos);
switch(pEvent->nMessage){
case MWM_LBUTTONDOWN:
if(m_bTitleBar==true && TitleBarRect.InPoint(pEvent->Pos)==true) {
if ( m_BtnClose.m_Rect.InPoint(pEvent->Pos)==true)
{
m_BtnClose.m_bLButtonDown = true;
}
else if (m_BtnMinimize.m_Rect.InPoint(pEvent->Pos)==true)
{
m_BtnMinimize.m_bLButtonDown = true;
}
else
{
SetCapture();
m_bDragWidget = true;
MPOINT wp = MClientToScreen(GetParent(), MPOINT(m_Rect.x, m_Rect.y));
sp.x -= wp.x;
sp.y -= wp.y;
m_DragPoint = sp;
}
return true;
}
else if(WidgetRect.InPoint(pEvent->Pos)==true){
return true;
}
break;
case MWM_LBUTTONUP:
if (m_bTitleBar==true && m_BtnClose.m_Rect.InPoint(pEvent->Pos)==true)
{
if (m_BtnClose.m_bLButtonDown==true) OnCloseButtonClick();
}
else if (m_bTitleBar==true && m_BtnMinimize.m_Rect.InPoint(pEvent->Pos)==true)
{
if (m_BtnMinimize.m_bLButtonDown==true) OnMinimizeButtonClick();
}
m_BtnClose.m_bLButtonDown = m_BtnMinimize.m_bLButtonDown = false;
if(m_bDragWidget==true){
ReleaseCapture();
m_bDragWidget = false;
return true;
}
break;
case MWM_MOUSEMOVE:
if(m_bDragWidget==true){
sp.x -= m_DragPoint.x;
sp.y -= m_DragPoint.y;
if(sp.x<0) sp.x = 0;
if(sp.y<0) sp.y = 0;
if(sp.x+m_Rect.w>MGetWorkspaceWidth()-1) sp.x = MGetWorkspaceWidth()-m_Rect.w-1;
if(sp.y+m_Rect.h>MGetWorkspaceHeight()-1) sp.y = MGetWorkspaceHeight()-m_Rect.h-1;
MPOINT p = MScreenToClient(GetParent(), sp);
if (m_bMovable == true) {
SetPosition(p.x, p.y);
}
return true;
}
else if(m_bTitleBar==true)
{
if(m_BtnClose.m_Rect.InPoint(pEvent->Pos)==true)
{
if(m_BtnClose.m_bMouseOver==false) m_BtnClose.m_bMouseOver = true;
}
else
{
if(m_BtnClose.m_bMouseOver==true) m_BtnClose.m_bMouseOver = false;
}
if(m_BtnMinimize.m_Rect.InPoint(pEvent->Pos)==true)
{
if(m_BtnMinimize.m_bMouseOver==false) m_BtnMinimize.m_bMouseOver = true;
}
else
{
if(m_BtnMinimize.m_bMouseOver==true) m_BtnMinimize.m_bMouseOver = false;
}
}
break;
case MWM_LBUTTONDBLCLK:
break;
}
return false;
}
