Routines
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24503: Create Game Window
Used by the routines at StartLevel, GameInitialisation and GameOver_1UP_Messaging.
Clears the screen and draws the top line of the game window: the 1UP, HI and 2UP labels, the colours for the lives icons, and the three scores.
game-window
Blank the screen and write the banner.
CreateWindow 24503 CALL ResetAttributes Blank the attribute buffer using ResetAttributes.
24506 CALL ResetScreen Blank the screen buffer using ResetScreen.
24509 CALL PrintBanner Print the "1UP", "HI" and "2UP" labels using PrintBanner.
Set the attributes for the 1UP lives graphic.
24512 LD HL,22536 Set the attribute buffer address of the 1UP lives.
24515 LD A,71 Set the colour of the lives to INK:WHITE, PAPER:BLACK (BRIGHT).
24517 LD (HL),A Colour the 1UP lives digit.
24518 INC HL Move onto the next column.
24519 LD (HL),A Colour the 1UP lives icon.
Set the attributes for the 2UP lives graphic.
24520 LD HL,22550 Set the attribute buffer address of the 2UP lives.
24523 LD (HL),A Colour the 2UP lives digit.
24524 INC HL Move onto the next column.
24525 LD (HL),A Colour the 2UP lives icon.
Set the attributes for the score line (the whole line is INK:CYAN, PAPER:BLACK (BRIGHT)).
24526 LD HL,22560 Set the attribute buffer address of the score line.
24529 LD BC,8261 Set the column counter to 32 (the width of the screen) and the colour of the score line to INK:CYAN, PAPER:BLACK (BRIGHT).
CreateWindow_Loop 24532 LD (HL),C Colour a cell of the score line.
24533 INC L Move onto the next column.
24534 DJNZ CreateWindow_Loop Decrease the column counter by one and loop back to CreateWindow_Loop until the whole score line has been coloured.
Write the 1UP, 2UP and HI scores.
24536 CALL Score_1UP Print the 1UP score using Score_1UP.
24539 CALL Score_2UP Print the 2UP score using Score_2UP.
24542 JP Score_HI Jump to Score_HI to print the high score.
View the equivalent code in;
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