bool
RectClipper::clipRect(const RectI& in_rRect,
RectI& out_rRect) const
{
AssertFatal(in_rRect.isValidRect(), "Inappropriate min/max coords for rectangle");
if (in_rRect.point.x + in_rRect.extent.x - 1 < m_clipRect.point.x ||
in_rRect.point.x > m_clipRect.point.x + m_clipRect.extent.x - 1)
return false;
if (in_rRect.point.y + in_rRect.extent.y - 1 < m_clipRect.point.y ||
in_rRect.point.y > m_clipRect.point.y + m_clipRect.extent.y - 1)
return false;
if (in_rRect.point.x < m_clipRect.point.x) out_rRect.point.x = m_clipRect.point.x;
else out_rRect.point.x = in_rRect.point.x;
if (in_rRect.point.y < m_clipRect.point.y) out_rRect.point.y = m_clipRect.point.y;
else out_rRect.point.y = in_rRect.point.y;
Point2I bottomR;
bottomR.x = getMin(in_rRect.point.x + in_rRect.extent.x - 1,
m_clipRect.point.x + m_clipRect.extent.x - 1);
bottomR.y = getMin(in_rRect.point.y + in_rRect.extent.y - 1,
m_clipRect.point.y + m_clipRect.extent.y - 1);
out_rRect.extent.x = bottomR.x - out_rRect.point.x + 1;
out_rRect.extent.x = bottomR.y - out_rRect.point.y + 1;
return true;
}
bool GuiContainer::dockControl( GuiContainer *control, S32 dockingMode, RectI &clientRect )
{
if( !control )
return false;
// Make sure this class support docking of this type
if( !(dockingMode & getValidDockingMask()))
return false;
// If our client rect has run out of room, we can't dock any more
if( !clientRect.isValidRect() )
return false;
// Dock Appropriately
RectI dockRect;
RectSpacingI rectShrinker;
ControlSizing sizingOptions = control->getSizingOptions();
switch( dockingMode )
{
case Docking::dockClient:
// Inset by padding
sizingOptions.mPadding.insetRect(clientRect);
// Dock to entirety of client rectangle
control->resize( clientRect.point, clientRect.extent );
// Remove Client Rect, can only have one client dock
clientRect.set(0,0,0,0);
break;
case Docking::dockTop:
dockRect = clientRect;
dockRect.extent.y = getMin( control->getHeight() + sizingOptions.mPadding.top + sizingOptions.mPadding.bottom , clientRect.extent.y );
// Subtract our rect
clientRect.point.y += dockRect.extent.y;
clientRect.extent.y -= dockRect.extent.y;
// Inset by padding
sizingOptions.mPadding.insetRect(dockRect);
// Resize
control->resize( dockRect.point, dockRect.extent );
break;
case Docking::dockBottom:
dockRect = clientRect;
dockRect.extent.y = getMin( control->getHeight() + sizingOptions.mPadding.top + sizingOptions.mPadding.bottom, clientRect.extent.y );
dockRect.point.y += clientRect.extent.y - dockRect.extent.y;
// Subtract our rect
clientRect.extent.y -= dockRect.extent.y;
// Inset by padding
sizingOptions.mPadding.insetRect(dockRect);
// Resize
control->resize( dockRect.point, dockRect.extent );
break;
case Docking::dockLeft:
dockRect = clientRect;
dockRect.extent.x = getMin( control->getWidth() + sizingOptions.mPadding.left + sizingOptions.mPadding.right, clientRect.extent.x );
// Subtract our rect
clientRect.point.x += dockRect.extent.x;
clientRect.extent.x -= dockRect.extent.x;
// Inset by padding
sizingOptions.mPadding.insetRect(dockRect);
// Resize
control->resize( dockRect.point, dockRect.extent );
break;
case Docking::dockRight:
dockRect = clientRect;
dockRect.extent.x = getMin( control->getWidth() + sizingOptions.mPadding.left + sizingOptions.mPadding.right, clientRect.extent.x );
dockRect.point.x += clientRect.extent.x - dockRect.extent.x;
// Subtract our rect
clientRect.extent.x -= dockRect.extent.x;
// Inset by padding
sizingOptions.mPadding.insetRect(dockRect);
// Resize
control->resize( dockRect.point, dockRect.extent );
break;
case Docking::dockNone:
control->setUpdateLayout();
break;
}
return true;
}
