/*
	GWEN
	Copyright (c) 2010 Facepunch Studios
	See license in Gwen.h
*/


#include "gwen_imagepanel.h"
#include "gwen_label.h"
#include "gwen_resizablecontrol.h"

using namespace Gwen;
using namespace Gwen::Controls;
using namespace Gwen::ControlsInternal;

GWEN_CONTROL_CONSTRUCTOR( ResizableControl )
{
	m_bResizable = true;
	m_MinimumSize = Gwen::Point( 5, 5 );
	m_bClampMovement = false;

	m_Resizer[5] = NULL;
	m_Resizer[0] = NULL;

	m_Resizer[2] = new Resizer (this );
	m_Resizer[2]->Dock( Pos::Bottom );
	m_Resizer[2]->SetResizeDir( Pos::Bottom );
	m_Resizer[2]->SetTarget( this );
	m_Resizer[2]->onResize.Add( this, &ResizableControl::OnResizedInternal );

		m_Resizer[1] = new Resizer( m_Resizer[2] );
		m_Resizer[1]->Dock( Pos::Left );
		m_Resizer[1]->SetResizeDir( Pos::Bottom | Pos::Left );
		m_Resizer[1]->SetTarget(this );
		m_Resizer[1]->onResize.Add( this, &ResizableControl::OnResizedInternal );

		m_Resizer[3] = new Resizer( m_Resizer[2] );
		m_Resizer[3]->Dock( Pos::Right);
		m_Resizer[3]->SetResizeDir( Pos::Bottom | Pos::Right );
		m_Resizer[3]->SetTarget( this );
		m_Resizer[3]->onResize.Add( this, &ResizableControl::OnResizedInternal );

	m_Resizer[8] = new Resizer( this );
	m_Resizer[8]->Dock( Pos::Top );
	m_Resizer[8]->SetResizeDir( Pos::Top );
	m_Resizer[8]->SetTarget( this );
	m_Resizer[8]->onResize.Add( this, &ResizableControl::OnResizedInternal );

		m_Resizer[7] = new Resizer( m_Resizer[8] );
		m_Resizer[7]->Dock( Pos::Left );
		m_Resizer[7]->SetResizeDir( Pos::Top | Pos::Left );
		m_Resizer[7]->SetTarget( this );
		m_Resizer[7]->onResize.Add( this, &ResizableControl::OnResizedInternal );

		m_Resizer[9] = new Resizer( m_Resizer[8] );
		m_Resizer[9]->Dock( Pos::Right );
		m_Resizer[9]->SetResizeDir( Pos::Top| Pos::Right );
		m_Resizer[9]->SetTarget( this );
		m_Resizer[9]->onResize.Add( this, &ResizableControl::OnResizedInternal );

	m_Resizer[4] = new Resizer( this );
	m_Resizer[4]->Dock( Pos::Left );
	m_Resizer[4]->SetResizeDir( Pos::Left );
	m_Resizer[4]->SetTarget( this );
	m_Resizer[4]->onResize.Add( this, &ResizableControl::OnResizedInternal );

	m_Resizer[6] = new Resizer( this );
	m_Resizer[6]->Dock( Pos::Right );
	m_Resizer[6]->SetResizeDir( Pos::Right );
	m_Resizer[6]->SetTarget( this );
	m_Resizer[6]->onResize.Add( this, &ResizableControl::OnResizedInternal );
}

void ResizableControl::DisableResizing()
{
	for ( Base::List::iterator it = Children.begin(); it != Children.end(); ++it )
	{
		Resizer* resizer = gwen_cast<Resizer>(*it);
		if ( !resizer ) continue;
		
		resizer->SetMouseInputEnabled( false );
		resizer->SetHidden( false );
		SetPadding( Padding( resizer->Width(), resizer->Width(), resizer->Width(), resizer->Width() ) );
	}
}

bool ResizableControl::SetBounds( int x, int y, int w, int h )
{
	Gwen::Point minSize = GetMinimumSize();

	// Clamp Minimum Size
	if ( w < minSize.x ) w = minSize.x;
	if ( h < minSize.y ) h = minSize.y;

	// Clamp to parent's window
	Base* pParent = GetParent();
	if ( pParent && m_bClampMovement )
	{
		if ( x + w > pParent->Width() ) x = pParent->Width() - w;
		if ( x < 0 ) x = 0;
		if ( y + h > pParent->Height() ) y = pParent->Height() - h;
		if ( y < 0 ) y = 0;
	}

	return BaseClass::SetBounds( x, y, w, h );
}

void ResizableControl::OnResizedInternal( Controls::Base* /*pControl*/ )
{
	onResize.Call( this );
	OnResized();
}