titlescreen.asm

titlescreen:
	
        jsr     init_screen_time
        jsr     init_title_stars

titlescreen_loop:

        jsr     update_drawing
        jsr     draw_title
        jsr     draw_title_stars

        jsr     update_screen_time

        jsr     read_button1_flank
        cmpa    #0
        bne     titlescreen_shutdown

        jmp     titlescreen_loop

titlescreen_shutdown
        lda     #2
        sta     CurrentScreen
        rts


draw_title  	
        lda     #40                      
        ldb     #-75                   
        jsr     Moveto_d      

        ldu     #storm_storm_string     
        jsr     Print_Str_yx  

        lda     #0                      
        ldb     #-90                   
        jsr     Moveto_d    
        ldu     #press_start_string     
        jsr     Print_Str_yx  

        lda     #-20                      
        ldb     #-55                   
        jsr     Moveto_d    
        ldu     #to_start_string     
        jsr     Print_Str_yx  



        rts

	

storm_storm_string: 
        db      0, 0, "STORM STORM", $80
				
press_start_string: 
        db      0, 0, "PRESS BUTTON 1", $80
				
to_start_string: 
        db      0, 0, "TO START", $80
				
        include 'stars.asm'