trainingmenu.cpp

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/*
 * Copyright (C) Volition, Inc. 1999.  All rights reserved.
 *
 * All source code herein is the property of Volition, Inc. You may not sell 
 * or otherwise commercially exploit the source or things you created based on the 
 * source.
 *
*/ 



#include "gamesequence/gamesequence.h"
#include "graphics/2d.h"
#include "menuui/snazzyui.h"
#include "menuui/trainingmenu.h"



// global to this file
static int trainingMenuBitmap;
static int trainingMenuMask;
static bitmap* trainingMenuMaskPtr;
static ubyte* mask_data;
static int Training_mask_w, Training_mask_h;
static MENU_REGION region[TRAINING_MENU_MAX_CHOICES];
static int num_training;

static int training_menu_inited=0;

void training_menu_init()
{
        char background_img_filename[MAX_FILENAME_LEN];
        char background_mask_filename[MAX_FILENAME_LEN];        

        snazzy_menu_init();

        read_menu_tbl(NOX("TRAINING MENU"), background_img_filename, background_mask_filename, region, &num_training);

        // load in the background bitmap (filenames are hard-coded temporarily)
        trainingMenuBitmap = bm_load(background_img_filename);
        if (trainingMenuBitmap < 0) {
                Error(LOCATION,"Could not load in %s!",background_img_filename);
        }

        trainingMenuMask = bm_load(background_mask_filename);
        Training_mask_w = -1;
        Training_mask_h = -1;

        if (trainingMenuMask < 0) {
                Error(LOCATION,"Could not load in %s!",background_mask_filename);
        }
        else {
                // get a pointer to bitmap by using bm_lock()
                trainingMenuMaskPtr = bm_lock(trainingMenuMask, 8, BMP_AABITMAP);
                mask_data = (ubyte*)trainingMenuMaskPtr->data;          
                bm_get_info(trainingMenuMask, &Training_mask_w, &Training_mask_h);
        }
}

void training_menu_close()
{
        if (training_menu_inited) {
                // done with the bitmap, so unlock it
                bm_unlock(trainingMenuMask);

                // unload the bitmaps
                bm_release(trainingMenuBitmap);
                bm_release(trainingMenuMask);

                training_menu_inited = 0;
                snazzy_menu_close();
        }
}

void training_menu_do_frame(float frametime)
{
        int training_menu_choice;       

        if (!training_menu_inited) {
                training_menu_init();
                training_menu_inited=1;
        }

        gr_reset_clip();
        gr_set_color(0,0,0);
        GR_MAYBE_CLEAR_RES(trainingMenuBitmap); 
        // set the background
        if(trainingMenuBitmap != -1){
                gr_set_bitmap(trainingMenuBitmap);
                gr_bitmap(0,0,GR_RESIZE_MENU);
        }

        int snazzy_action = -1;
        training_menu_choice = snazzy_menu_do(mask_data, Training_mask_w, Training_mask_h, num_training, region, &snazzy_action);
        if ( snazzy_action != SNAZZY_CLICKED ){
                training_menu_choice = -1;
        }

        switch (training_menu_choice) {

                case TRAINING_MENU_TRAINING_MISSIONS_MASK:
                        break;
                case TRAINING_MENU_REPLAY_MISSIONS_MASK:
                        // TODO: load the mission and start the briefing
                        break;
                case TRAINING_MENU_RETURN_MASK:
                case ESC_PRESSED:
                        gameseq_post_event(GS_EVENT_MAIN_MENU);
                        break;
                case -1:
                        // nothing selected
                        break;
                default:
                        Error(LOCATION, "Unknown option %d in training menu screen", training_menu_choice );
                        break;

        } // end switch

        gr_flip();
}