//-----------------------------------------------------------------------------
// Purpose: Text chat input/output hud element
//-----------------------------------------------------------------------------
CBaseHudChat::CBaseHudChat( const char *pElementName )
: CHudElement( pElementName ), BaseClass( NULL, "HudChat" )
{
vgui::Panel *pParent = g_pClientMode->GetViewport();
SetParent( pParent );
vgui::HScheme scheme = vgui::scheme()->LoadSchemeFromFileEx( enginevgui->GetPanel( PANEL_CLIENTDLL ), "resource/ClientScheme.res", "ClientScheme");
SetScheme(scheme);
m_nMessageMode = 0;
CBaseHudChatLine *line = m_ChatLines[ 0 ];
if ( line )
{
vgui::HFont font = line->GetFont();
m_iFontHeight = vgui::surface()->GetFontTall( font ) + 2;
// Put input area at bottom
int w, h;
GetSize( w, h );
m_pChatInput->SetBounds( 1, h - m_iFontHeight - 1, w-2, m_iFontHeight );
}
if ( IsPC() )
{
vgui::ivgui()->AddTickSignal( GetVPanel() );
}
// (We don't actually want input until they bring up the chat line).
MakePopup();
SetZPos( -30 );
SetHiddenBits( HIDEHUD_CHAT );
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : width -
// *text -
// textlen -
// Output : int
//-----------------------------------------------------------------------------
int CBaseHudChat::ComputeBreakChar( int width, const char *text, int textlen )
{
#ifndef _XBOX
CBaseHudChatLine *line = m_ChatLine;
vgui::HFont font = line->GetFont();
int currentlen = 0;
int lastbreak = textlen;
for (int i = 0; i < textlen ; i++)
{
char ch = text[i];
if ( ch <= 32 )
{
lastbreak = i;
}
wchar_t wch[2];
g_pVGuiLocalize->ConvertANSIToUnicode( &ch, wch, sizeof( wch ) );
int a,b,c;
vgui::surface()->GetCharABCwide(font, wch[0], a, b, c);
currentlen += a + b + c;
if ( currentlen >= width )
{
// If we haven't found a whitespace char to break on before getting
// to the end, but it's still too long, break on the character just before
// this one
if ( lastbreak == textlen )
{
lastbreak = max( 0, i - 1 );
}
break;
}
}
if ( currentlen >= width )
{
return lastbreak;
}
return textlen;
#else
return 0;
#endif
}
//-----------------------------------------------------------------------------
// Purpose: Do respositioning here to avoid latency due to repositioning of vgui
// voice manager icon panel
//-----------------------------------------------------------------------------
void CBaseHudChat::OnTick( void )
{
#ifndef _XBOX
m_nVisibleHeight = 0;
CBaseHudChatLine *line = m_ChatLine;
if ( line )
{
vgui::HFont font = line->GetFont();
m_iFontHeight = vgui::surface()->GetFontTall( font ) + 2;
// Put input area at bottom
int iChatX, iChatY, iChatW, iChatH;
int iInputX, iInputY, iInputW, iInputH;
m_pChatInput->GetBounds( iInputX, iInputY, iInputW, iInputH );
GetBounds( iChatX, iChatY, iChatW, iChatH );
m_pChatInput->SetBounds( iInputX, iChatH - (m_iFontHeight * 1.75), iInputW, m_iFontHeight );
//Resize the History Panel so it fits more lines depending on the screen resolution.
int iChatHistoryX, iChatHistoryY, iChatHistoryW, iChatHistoryH;
GetChatHistory()->GetBounds( iChatHistoryX, iChatHistoryY, iChatHistoryW, iChatHistoryH );
iChatHistoryH = (iChatH - (m_iFontHeight * 2.25)) - iChatHistoryY;
GetChatHistory()->SetBounds( iChatHistoryX, iChatHistoryY, iChatHistoryW, iChatHistoryH );
}
FadeChatHistory();
#endif
}
//-----------------------------------------------------------------------------
// Purpose: Do respositioning here to avoid latency due to repositioning of vgui
// voice manager icon panel
//-----------------------------------------------------------------------------
void CBaseHudChat::OnTick( void )
{
#ifndef _XBOX
int i;
for ( i = 0; i < CHAT_INTERFACE_LINES; i++ )
{
CBaseHudChatLine *line = m_ChatLines[ i ];
if ( !line )
continue;
if ( !line->IsVisible() )
continue;
if ( !line->IsReadyToExpire() )
continue;
line->Expire();
}
int w, h;
GetSize( w, h );
CBaseHudChatLine *line = m_ChatLines[ 0 ];
if ( line )
{
vgui::HFont font = line->GetFont();
if ( font )
{
m_iFontHeight = vgui::surface()->GetFontTall( font ) + 2;
// Put input area at bottom
int w, h;
GetSize( w, h );
m_pChatInput->SetBounds( 1, h - m_iFontHeight - 1, w-2, m_iFontHeight );
}
}
// Sort chat lines
qsort( m_ChatLines, CHAT_INTERFACE_LINES, sizeof( CBaseHudChatLine * ), SortLines );
// Step backward from bottom
int currentY = h - m_iFontHeight - 1;
int startY = currentY;
int ystep = m_iFontHeight;
currentY -= GetChatInputOffset();
// Walk backward
for ( i = CHAT_INTERFACE_LINES - 1; i >= 0 ; i-- )
{
CBaseHudChatLine *line = m_ChatLines[ i ];
if ( !line )
continue;
if ( !line->IsVisible() )
{
line->SetSize( w, m_iFontHeight );
continue;
}
line->PerformFadeout();
line->SetSize( w, m_iFontHeight * line->GetNumLines() );
line->SetPos( 0, ( currentY+m_iFontHeight) - m_iFontHeight * line->GetNumLines() );
currentY -= ystep * line->GetNumLines();
}
if ( currentY != startY )
{
m_nVisibleHeight = startY - currentY + 2;
}
else
{
m_nVisibleHeight = 0;
}
vgui::surface()->MovePopupToBack( GetVPanel() );
#endif
}