/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.

This program 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.

This program 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/>.

Additional permissions under GNU GPL version 3 section 7

If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/
//////////////////////////////////////////////////////////////////////////////
//																			//
//	pfGUIListElement Class Definitions										//
//																			//
//////////////////////////////////////////////////////////////////////////////

#include "hsTypes.h"
#include "pfGUIListElement.h"
#include "pfGameGUIMgr.h"

#include "pfGUIPopUpMenu.h"		// For skins

#include "../plGImage/plDynamicTextMap.h"
#include "../plGImage/hsCodecManager.h"
#include "../plPipeline/plDebugText.h"		// To quickly and hackily get the screen size in pixels
#include "hsResMgr.h"


//////////////////////////////////////////////////////////////////////////////
//// Base Stuff //////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////

void	pfGUIListElement::Read( hsStream *s, hsResMgr *mgr )
{
	fSelected = s->ReadBool();
}

void	pfGUIListElement::Write( hsStream *s, hsResMgr *mgr )
{
	s->WriteBool( fSelected );
}

//////////////////////////////////////////////////////////////////////////////
//// pfGUIListText ///////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////

//// Constructor/Destructor //////////////////////////////////////////////////

pfGUIListText::pfGUIListText() : pfGUIListElement( kText )
{
	fText = nil;
	fJustify = kLeftJustify;
}

pfGUIListText::pfGUIListText( const char *text ) : pfGUIListElement( kText )
{
	fText = hsStringToWString(text);
	fJustify = kLeftJustify;
}

pfGUIListText::pfGUIListText( const wchar_t *text ) : pfGUIListElement( kText )
{
	fText = TRACKED_NEW wchar_t[ wcslen( text ) + 1 ];
	wcscpy( fText, text );
	fJustify = kLeftJustify;
}

pfGUIListText::~pfGUIListText()
{
	delete [] fText;
}

//// Virtuals ////////////////////////////////////////////////////////////////

void	pfGUIListText::Read( hsStream *s, hsResMgr *mgr )
{
	pfGUIListElement::Read( s, mgr );

	char *text = s->ReadSafeString();
	fText = hsStringToWString(text);
	delete [] text;
}

void	pfGUIListText::Write( hsStream *s, hsResMgr *mgr )
{
	pfGUIListElement::Write( s, mgr );

	char *text = hsWStringToString(fText);
	s->WriteSafeString(text);
	delete [] text;
}

hsBool	pfGUIListText::Draw( plDynamicTextMap *textGen, UInt16 x, UInt16 y, UInt16 maxWidth, UInt16 maxHeight )
{
	textGen->SetJustify( (plDynamicTextMap::Justify)fJustify );
	if( fSelected )
	{
		textGen->FillRect( x, y, maxWidth, maxHeight, fColors->fSelBackColor );
		textGen->SetTextColor( fColors->fSelForeColor, fColors->fTransparent && fColors->fSelBackColor.a == 0.f );
	}
	else
	{
		// Normal back color will be cleared for us
		textGen->SetTextColor( fColors->fForeColor, fColors->fTransparent && fColors->fBackColor.a == 0.f );
	}

	textGen->DrawClippedString( x + 4, y, GetText(), maxWidth - 8, maxHeight );
	return true;
}

void	pfGUIListText::GetSize( plDynamicTextMap *textGen, UInt16 *width, UInt16 *height )
{
	*width = textGen->CalcStringWidth( GetText(), height );
	if( height != nil )
	{ 
		if( *height == 0 )
			*height = 10;		// Never allow zero height elements
		else
			*height += 0;		// Add one pixel on each side for padding (or not, 3.21.02 mcn)
	}
}

int		pfGUIListText::CompareTo( pfGUIListElement *rightSide )
{
	pfGUIListText *text = (pfGUIListText *)rightSide;
	
	if( text->fType != kText )
		return -2;

	return wcscmp( GetText(), text->GetText() );
}

void	pfGUIListText::SetText( const char *text )
{
	wchar_t *wText = hsStringToWString(text);
	SetText(wText);
	delete [] wText;
}

void	pfGUIListText::SetText( const wchar_t *text )
{
	delete [] fText;
	if( text != nil )
	{
		fText = TRACKED_NEW wchar_t[ wcslen( text ) + 1 ];
		wcscpy( fText, text );
	}
	else
		fText = nil;
}

void	pfGUIListText::SetJustify( JustifyTypes justify )
{
	switch( justify )
	{
		case kRightJustify:
			fJustify = plDynamicTextMap::kRightJustify;
			break;
		case kCenter:
			fJustify = plDynamicTextMap::kCenter;
			break;
		case kLeftJustify:
		default:
			fJustify = plDynamicTextMap::kLeftJustify;
			break;
	}
}


//////////////////////////////////////////////////////////////////////////////
//// pfGUIListPicture ////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////

//// Constructor/Destructor //////////////////////////////////////////////////

pfGUIListPicture::pfGUIListPicture() : pfGUIListElement( kPicture )
{
	fBorderSize = 2;
	fMipmapKey = nil;
}

pfGUIListPicture::pfGUIListPicture( plKey mipKey, hsBool respectAlpha ) : pfGUIListElement( kPicture )
{
	fBorderSize = 2;
	fMipmapKey = mipKey;
	fRespectAlpha = respectAlpha;

	plMipmap *mip = plMipmap::ConvertNoRef( fMipmapKey->ObjectIsLoaded() );
	if( mip != nil && mip->IsCompressed() )
	{
		// Gotta make and grab an uncompressed one
		plMipmap *uncompBuffer = hsCodecManager::Instance().CreateUncompressedMipmap( mip, hsCodecManager::k32BitDepth );
		char str[ 512 ];
		sprintf( str, "%s_uncomp", mip->GetKeyName() );
		fMipmapKey = hsgResMgr::ResMgr()->NewKey( str, uncompBuffer, fMipmapKey->GetUoid().GetLocation() );
		fMipmapKey->RefObject();
	}
}

pfGUIListPicture::~pfGUIListPicture()
{
	fMipmapKey->UnRefObject();
	fMipmapKey = nil;
}

//// Virtuals ////////////////////////////////////////////////////////////////

void	pfGUIListPicture::Read( hsStream *s, hsResMgr *mgr )
{
	pfGUIListElement::Read( s, mgr );

}

void	pfGUIListPicture::Write( hsStream *s, hsResMgr *mgr )
{
	pfGUIListElement::Write( s, mgr );

}

hsBool	pfGUIListPicture::Draw( plDynamicTextMap *textGen, UInt16 x, UInt16 y, UInt16 maxWidth, UInt16 maxHeight )
{
	if( fSelected )
		textGen->FillRect( x, y, maxWidth, maxHeight, fColors->fSelBackColor );

	plMipmap *mip = plMipmap::ConvertNoRef( fMipmapKey->ObjectIsLoaded() );
	if( mip != nil )
	{
		if( mip->GetWidth() + fBorderSize + fBorderSize > maxWidth || mip->GetHeight() + fBorderSize + fBorderSize > maxHeight )
			return false;

		textGen->DrawImage( x + fBorderSize, y + fBorderSize, mip, fRespectAlpha ? plDynamicTextMap::kImgBlend : plDynamicTextMap::kImgNoAlpha );
	}

	return true;
}

void	pfGUIListPicture::GetSize( plDynamicTextMap *textGen, UInt16 *width, UInt16 *height )
{
	plMipmap *mip = plMipmap::ConvertNoRef( fMipmapKey->ObjectIsLoaded() );
	if( mip == nil )
	{
		*width = 16;
		if( height != nil )
			*height = 16;
	}

	*width = (UInt16)(mip->GetWidth() + fBorderSize + fBorderSize);
	if( height != nil )
		*height = (UInt16)(mip->GetHeight() + fBorderSize + fBorderSize);
}

int		pfGUIListPicture::CompareTo( pfGUIListElement *rightSide )
{
	pfGUIListPicture *text = (pfGUIListPicture *)rightSide;
	
	if( text->fType != kPicture )
		return -2;

	return -2;
}

//////////////////////////////////////////////////////////////////////////////
//// pfGUIListTreeRoot ///////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////

//// Constructor/Destructor //////////////////////////////////////////////////

pfGUIListTreeRoot::pfGUIListTreeRoot() : pfGUIListElement( kTreeRoot )
{
	fText = nil;
	fShowChildren = true;
}

pfGUIListTreeRoot::pfGUIListTreeRoot( const char *text ) : pfGUIListElement( kTreeRoot )
{
	fText = hsStringToWString(text);
}

pfGUIListTreeRoot::pfGUIListTreeRoot( const wchar_t *text ) : pfGUIListElement( kTreeRoot )
{
	fText = TRACKED_NEW wchar_t[ wcslen( text ) + 1 ];
	wcscpy( fText, text );
}

pfGUIListTreeRoot::~pfGUIListTreeRoot()
{
	delete [] fText;
}

//// Virtuals ////////////////////////////////////////////////////////////////

void	pfGUIListTreeRoot::Read( hsStream *s, hsResMgr *mgr )
{
	pfGUIListElement::Read( s, mgr );

	char *temp = s->ReadSafeString();
	fText = hsStringToWString(temp);
	delete [] temp;
}

void	pfGUIListTreeRoot::Write( hsStream *s, hsResMgr *mgr )
{
	pfGUIListElement::Write( s, mgr );

	char *temp = hsWStringToString(fText);
	s->WriteSafeString( temp );
	delete [] temp;
}

hsBool	pfGUIListTreeRoot::Draw( plDynamicTextMap *textGen, UInt16 x, UInt16 y, UInt16 maxWidth, UInt16 maxHeight )
{
	textGen->SetJustify( plDynamicTextMap::kLeftJustify );
	if( fSelected )
	{
		textGen->FillRect( x, y, maxWidth, maxHeight, fColors->fSelBackColor );
		textGen->SetTextColor( fColors->fSelForeColor, fColors->fTransparent && fColors->fSelBackColor.a == 0.f );
	}
	else
	{
		// Normal back color will be cleared for us
		textGen->SetTextColor( fColors->fForeColor, fColors->fTransparent && fColors->fBackColor.a == 0.f );
	}

	if( fSkin != nil )
	{
		const pfGUISkin::pfSRect &r = fSkin->GetElement( fShowChildren ? pfGUISkin::kTreeButtonOpen : pfGUISkin::kTreeButtonClosed );

		Int16 e = ( maxHeight - r.fHeight );
		if( e < 0 )
			e = 0;
		e >>= 1;

		textGen->DrawClippedImage( x + 2, y + e, fSkin->GetTexture(), r.fX, r.fY, r.fWidth, r.fHeight, plDynamicTextMap::kImgSprite );
		x += r.fWidth + 4;
	}

	textGen->DrawClippedString( x + 4, y, GetTitle(), maxWidth - 8, maxHeight );
	return true;
}

hsBool	pfGUIListTreeRoot::MouseClicked( UInt16 localX, UInt16 localY )
{
	if( fSkin != nil )
	{
		const pfGUISkin::pfSRect &r = fSkin->GetElement( fShowChildren ? pfGUISkin::kTreeButtonOpen : pfGUISkin::kTreeButtonClosed );

		// For now, I can't think of a clean way of getting the current visible height to this function,
		// but just testing the X value for tree controls is good enough for now. If we need Y testing for
		// other elements, I'll figure out something.
		if( localX >= 2 && localX <= 2 + r.fWidth )
		{
			ShowChildren( !fShowChildren );
			return true;
		}
	}

	return false;
}

void	pfGUIListTreeRoot::GetSize( plDynamicTextMap *textGen, UInt16 *width, UInt16 *height )
{
	*width = textGen->CalcStringWidth( GetTitle(), height );
	if( height != nil )
	{ 
		if( *height == 0 )
			*height = 10;		// Never allow zero height elements
		else
			*height += 0;		// Add one pixel on each side for padding (or not, 3.21.02 mcn)

		if( fSkin != nil )
		{
			UInt16 h = fSkin->GetElement( pfGUISkin::kTreeButtonClosed ).fHeight;
			if( *height < h )
				*height = h;
		}
	}

	if( fSkin != nil )
		*width += fSkin->GetElement( pfGUISkin::kTreeButtonClosed ).fWidth;
}

int		pfGUIListTreeRoot::CompareTo( pfGUIListElement *rightSide )
{
	pfGUIListTreeRoot *text = (pfGUIListTreeRoot *)rightSide;
	
	if( text->fType != kTreeRoot )
		return -2;

	return wcscmp( GetTitle(), text->GetTitle() );
}

void	pfGUIListTreeRoot::SetTitle( const char *text )
{
	wchar_t *wText = hsStringToWString(text);
	SetTitle(wText);
	delete [] wText;
}

void	pfGUIListTreeRoot::SetTitle( const wchar_t *text )
{
	delete [] fText;
	if( text != nil )
	{
		fText = TRACKED_NEW wchar_t[ wcslen( text ) + 1 ];
		wcscpy( fText, text );
	}
	else
		fText = nil;
}

void	pfGUIListTreeRoot::AddChild( pfGUIListElement *el )
{
	fChildren.Append( el );
	el->SetIndentLevel( GetIndentLevel() + 1 );
	el->SetCollapsed( !fShowChildren );
}

void	pfGUIListTreeRoot::RemoveChild( UInt32 idx )
{
	fChildren.Remove( idx );
}

void	pfGUIListTreeRoot::ShowChildren( hsBool s )
{
	UInt32 i;


	fShowChildren = s;
	for( i = 0; i < fChildren.GetCount(); i++ )
		fChildren[ i ]->SetCollapsed( !s );
}

void	pfGUIListTreeRoot::SetCollapsed( hsBool c )
{
	UInt32 i;

	
	pfGUIListElement::SetCollapsed( c );
	for( i = 0; i < fChildren.GetCount(); i++ )
		fChildren[ i ]->SetCollapsed( c ? true : !fShowChildren );
}