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game/client/vgui_bitmappanel.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: This is a panel which is rendered image on top of an entity
+//
+// $Revision: $
+// $NoKeywords: $
+//=============================================================================//
+#include "cbase.h"
+#pragma warning (disable: 4514)
+#include "vgui_bitmappanel.h"
+#include <KeyValues.h>
+#include "panelmetaclassmgr.h"
+#include "vgui_bitmapimage.h"
+
+#ifdef INVASION_CLIENT_DLL
+#include "hud_commander_statuspanel.h"
+#endif
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+DECLARE_BUILD_FACTORY( CBitmapPanel );
+
+
+//-----------------------------------------------------------------------------
+// Constructor
+//-----------------------------------------------------------------------------
+CBitmapPanel::CBitmapPanel( ) :	BaseClass( NULL, "CBitmapPanel" ), m_pImage(0)
+{
+	SetPaintBackgroundEnabled( false );
+	m_szMouseOverText[ 0 ] = 0;
+	m_r = m_g = m_b = m_a = 255;
+	m_bOwnsImage = true;
+}
+
+CBitmapPanel::CBitmapPanel( vgui::Panel *pParent, const char *pName ) : 
+	BaseClass( pParent, pName ), m_pImage(0)
+{
+	SetPaintBackgroundEnabled( false );
+	m_szMouseOverText[ 0 ] = 0;
+	m_r = m_g = m_b = m_a = 255;
+	m_bOwnsImage = true;
+}
+
+CBitmapPanel::~CBitmapPanel()
+{
+	if (m_pImage && m_bOwnsImage)
+	{
+		delete m_pImage;
+		m_pImage = NULL;
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// initialization
+//-----------------------------------------------------------------------------
+bool CBitmapPanel::Init( KeyValues* pInitData )
+{
+	Assert( pInitData );
+
+	// modulation color
+	if (!ParseRGBA( pInitData, "color", m_r, m_g, m_b, m_a ))
+		return false;
+
+	int x, y, w, h;
+	if (!ParseRect( pInitData, "position", x, y, w, h ))
+		return false;
+
+	const char *mouseover = pInitData->GetString( "mousehint", "" );
+	if ( mouseover && mouseover[ 0 ] )
+	{
+		Q_strncpy( m_szMouseOverText, mouseover, sizeof( m_szMouseOverText ) );
+	}
+
+	// Set the size...
+	SetPos( x, y );
+	SetSize( w, h );
+
+	char const* pClassImage = pInitData->GetString( "material" );
+	if ( !pClassImage || !pClassImage[ 0 ] )
+		return false;
+
+	// hook in the bitmap
+	m_pImage = new BitmapImage( GetVPanel(), pClassImage );
+	m_bOwnsImage = true;
+
+	return true;
+}
+
+
+//-----------------------------------------------------------------------------
+// initialization from build-mode dialog style .res files
+//-----------------------------------------------------------------------------
+void CBitmapPanel::ApplySettings(KeyValues *pInitData)
+{
+	BaseClass::ApplySettings(pInitData);
+
+	if (m_pImage && m_bOwnsImage)
+	{
+		delete m_pImage;
+		m_pImage = NULL;
+	}
+
+	// modulation color. Can't use ParseRGBA since this uses a vgui::KeyValues (feh)
+	m_r = m_g = m_b = m_a = 255;
+	const char *pColorString = pInitData->GetString( "color", "255 255 255 255" );
+	if ( pColorString && pColorString[ 0 ] )
+	{
+		// Try and scan them in
+		int r = 0, g = 0, b = 0, a = 0;
+		int scanned;
+		scanned = sscanf( pColorString, "%i %i %i %i", &r, &g, &b, &a );
+		if ( scanned == 4 )
+		{
+			m_r = r; m_g = g; m_b = b; m_a = a;
+		}
+		else
+		{
+			Warning( "Couldn't scan four color values from %s\n", pColorString );
+		}
+	}
+
+	m_szMouseOverText[0] = 0;
+
+	char const* pClassImage = pInitData->GetString( "material" );
+	if ( pClassImage && pClassImage[ 0 ] && m_bOwnsImage )
+	{
+		// hook in the bitmap
+		m_pImage = new BitmapImage( GetVPanel(), pClassImage );
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// Draws the puppy
+//-----------------------------------------------------------------------------
+void CBitmapPanel::Paint( void )
+{
+	if ( !m_pImage )
+		return;
+
+	Color color;
+	color.SetColor( m_r, m_g, m_b, m_a );
+	m_pImage->SetColor( color );
+	m_pImage->DoPaint( GetVPanel() );
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CBitmapPanel::OnCursorEntered()
+{
+#ifdef INVASION_CLIENT_DLL
+	if ( m_szMouseOverText[ 0 ] )
+	{
+		StatusPrint( TYPE_HINT, "%s", m_szMouseOverText );
+	}
+#endif
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CBitmapPanel::OnCursorExited()
+{
+#ifdef INVASION_CLIENT_DLL
+	if ( m_szMouseOverText[ 0 ] )
+	{
+		StatusClear();
+	}
+#endif
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Output : char const
+//-----------------------------------------------------------------------------
+const char *CBitmapPanel::GetMouseOverText( void )
+{
+	return m_szMouseOverText;
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Sets up the panel
+//			Used by panels that aren't created by the commander overlay factory (i.e. aren't parsed from a keyvalues file)
+//-----------------------------------------------------------------------------
+void CBitmapPanel::SetImage( BitmapImage *pImage )
+{
+	m_pImage = pImage;
+	m_bOwnsImage = (pImage == NULL);
+
+	// Get the color from the image
+	if ( m_pImage )
+	{
+		m_pImage->GetColor( m_r, m_g, m_b, m_a );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Set image data directly
+//-----------------------------------------------------------------------------
+void CBitmapPanel::SetBitmap( const Bitmap_t &bitmap )
+{
+
+	// Make sure we have an image that we own
+	if ( m_pImage == NULL || !m_bOwnsImage )
+	{
+		delete m_pImage;
+		m_pImage = new BitmapImage( GetVPanel(), NULL );
+		m_bOwnsImage = true;
+	}
+
+	// Set the bitmap
+	m_pImage->SetBitmap( bitmap );
+}