GeneralsZeroHour/GeneralsMD/Code/GameEngineDevice/Source/W3DDevice/GameClient/GUI/Gadget/W3DComboBox.cpp

/*
**	Command & Conquer Generals Zero Hour(tm)
**	Copyright 2025 Electronic Arts 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/>.
*/

////////////////////////////////////////////////////////////////////////////////
//																																						//
//  (c) 2001-2003 Electronic Arts Inc.																				//
//																																						//
////////////////////////////////////////////////////////////////////////////////

// FILE: W3DComboBox.cpp ///////////////////////////////////////////////////////
//-----------------------------------------------------------------------------
//                                                                          
//                       Westwood Studios Pacific.                          
//                                                                          
//                       Confidential Information                           
//                Copyright (C) 2001 - All Rights Reserved                  
//                                                                          
//-----------------------------------------------------------------------------
//
// Project:   RTS3
//
// File name: W3DComboBox.cpp
//
// Created:   Colin Day, June 2001
//
// Desc:      W3D implementation for the Combo box control
//
//-----------------------------------------------------------------------------
///////////////////////////////////////////////////////////////////////////////

// SYSTEM INCLUDES ////////////////////////////////////////////////////////////
#include <stdlib.h>

// USER INCLUDES //////////////////////////////////////////////////////////////
#include "GameClient/GameWindowGlobal.h"
#include "GameClient/GameWindowManager.h"
#include "GameClient/GadgetComboBox.h"
#include "GameClient/GadgetListBox.h"
#include "W3DDevice/GameClient/W3DGadget.h"
#include "W3DDevice/GameClient/W3DDisplay.h"

// DEFINES ////////////////////////////////////////////////////////////////////

// PRIVATE TYPES //////////////////////////////////////////////////////////////

// PRIVATE DATA ///////////////////////////////////////////////////////////////

// PUBLIC DATA ////////////////////////////////////////////////////////////////

// PRIVATE PROTOTYPES /////////////////////////////////////////////////////////

///////////////////////////////////////////////////////////////////////////////
// PRIVATE FUNCTIONS //////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////


///////////////////////////////////////////////////////////////////////////////
// PUBLIC FUNCTIONS ///////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////

// W3DGadgetComboBoxDraw =======================================================
/** Draw colored list box using standard graphics */
//=============================================================================
void W3DGadgetComboBoxDraw( GameWindow *window, WinInstanceData *instData )
{
	Int width, height, fontHeight, x, y;
	Color background, border, titleColor, titleBorder;
//	ComboBoxData *combo = (ComboBoxData *)window->winGetUserData();
	ICoord2D size;
	DisplayString *title = instData->getTextDisplayString();

	// get window position and size
	window->winGetScreenPosition( &x, &y );
	window->winGetSize( &size.x, &size.y );

	// get font height
	fontHeight = TheWindowManager->winFontHeight( instData->getFont() );

	// alias width and height from size
	width = size.x;
	height = size.y;

	// get the right colors
	if( BitTest( window->winGetStatus(), WIN_STATUS_ENABLED ) == FALSE )
	{
		background		= GadgetComboBoxGetDisabledColor( window );
		border				= GadgetComboBoxGetDisabledBorderColor( window );
		titleColor		= window->winGetDisabledTextColor();
		titleBorder		= window->winGetDisabledTextBorderColor();
	}  // end if, disabled
	else if( BitTest( instData->getState(), WIN_STATE_HILITED ) )
	{
		background		= GadgetComboBoxGetHiliteColor( window );
		border				= GadgetComboBoxGetHiliteBorderColor( window );
		titleColor		= window->winGetHiliteTextColor();
		titleBorder		= window->winGetHiliteTextBorderColor();
	}  // end else if, hilited
	else
	{
		background		= GadgetComboBoxGetEnabledColor( window );
		border				= GadgetComboBoxGetEnabledBorderColor( window );
		titleColor		= window->winGetEnabledTextColor();
		titleBorder		= window->winGetEnabledTextBorderColor();
	}  // end else, enabled

	// Draw the title
	if( title && title->getTextLength() )
	{
	
		// set the font of this text to that of the window if not already
		if( title->getFont() != window->winGetFont() )
			title->setFont( window->winGetFont() );
			
		// draw the text
		title->draw( x + 1, y, titleColor, titleBorder );		

		y += fontHeight + 1;
		height -= fontHeight + 1;

	}  // end if

	// draw the back border
	if( border != WIN_COLOR_UNDEFINED )
		TheWindowManager->winOpenRect( border, WIN_DRAW_LINE_WIDTH,
																	 x, y, x + width, y + height );

	// draw background
	if( background != WIN_COLOR_UNDEFINED )
		TheWindowManager->winFillRect( background, WIN_DRAW_LINE_WIDTH,
																	 x + 1, y + 1, 
																	 x + width - 1, y + height - 1 );

}  // end W3DGadgetComboBoxDraw

// W3DGadgetComboBoxImageDraw ==================================================
/** Draw combo box with user supplied images */
//=============================================================================
void W3DGadgetComboBoxImageDraw( GameWindow *window, WinInstanceData *instData )
{
	Int width, height, x, y;
	const Image *image;
//	ComboBoxData *combo = (ComboBoxData *)window->winGetUserData();
	ICoord2D size;
	Color titleColor, titleBorder;
	DisplayString *title = instData->getTextDisplayString();

	// get window position and size
	window->winGetScreenPosition( &x, &y );
	window->winGetSize( &size.x, &size.y );

	// save off width and height so we can change them
	width = size.x;
	height = size.y;

	// get the image
	if( BitTest( window->winGetStatus(), WIN_STATUS_ENABLED ) == FALSE )
	{
		image				= GadgetComboBoxGetDisabledImage( window );
		titleColor	= window->winGetDisabledTextColor();
		titleBorder = window->winGetDisabledTextBorderColor();
	}
	else if( BitTest( instData->getState(), WIN_STATE_HILITED ) )
	{
		image				= GadgetComboBoxGetHiliteImage( window );
		titleColor	= window->winGetHiliteTextColor();
		titleBorder = window->winGetHiliteTextBorderColor();
	}
	else
	{
		image				= GadgetComboBoxGetEnabledImage( window );
		titleColor	= window->winGetEnabledTextColor();
		titleBorder = window->winGetEnabledTextBorderColor();
	}

	// draw the back image
	if( image )
	{
		ICoord2D start, end;

		start.x = x + instData->m_imageOffset.x;
		start.y = y + instData->m_imageOffset.y;
		end.x = start.x + width;
		end.y = start.y + height;
		TheWindowManager->winDrawImage( image, 
																		start.x, start.y, 
																		end.x, end.y );

	}  // end if

	// Draw the title
	if( title && title->getTextLength() )
	{

		// set font to font of the window if not already
		if( title->getFont() != window->winGetFont() )
			title->setFont( window->winGetFont() );

		// draw the text
		title->draw( x + 1, y, titleColor, titleBorder );

		y += TheWindowManager->winFontHeight( instData->getFont() );
		height -= TheWindowManager->winFontHeight( instData->getFont() ) + 1;

	}  // end if


}  // end W3DGadgetComboBoxImageDraw