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Routines |
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H | Character number (201-204, 206) |
26752 | CALL 26453 | Collect information about the board |
26755 | INC B | Point BC at the second byte of the board's buffer |
26756 | LD C,B | |
26757 | LD B,127 | |
26759 | LD A,(BC) | Pick this up in A |
26760 | AND A | Has the board been written on already? |
26761 | JP NZ,25488 | Don't bother trying to write on it if so |
26764 | LD A,H | A=character's number |
26765 | LD (BC),A | Signal: this character wrote on the board |
26766 | DEC C | Point BC at the first byte of the board's buffer (32596, 32602, 32608, 32614 or 32620) and initialise the pixel column to 1 |
26767 | LD A,1 | |
26769 | LD (BC),A | |
26770 | LD L,16 | Make sure there are no (sub)submessage addresses lying around in bytes 13-16 of the character's buffer |
26772 | LD (HL),0 | |
26774 | LD L,14 | |
26776 | LD (HL),0 | |
26778 | LD A,H | A=character's number (201-204, 206) |
26779 | CP 206 | Set E as follows: 32=MR WITHIT, 38=MR ROCKITT, 44=MR CREAK, 50=MISS TAKE, 56=BOY WANDER |
26781 | ADC A,59 | |
26783 | LD E,A | |
26784 | ADC A,A | |
26785 | ADD A,E | |
26786 | ADD A,A | |
26787 | LD E,A | |
26788 | CALL 25233 | Collect a random number between 0 and 5 in A |
26791 | AND 7 | |
26793 | CP 6 | |
26795 | JR NC,26788 | |
26797 | ADD A,E | Now E=blackboard message number |
26798 | LD E,A | |
26799 | LD D,254 | Pick up the address of the message and place it into bytes 11 and 12 of the character's buffer |
26801 | LD L,11 | |
26803 | LD A,(DE) | |
26804 | LD (HL),A | |
26805 | INC D | |
26806 | INC L | |
26807 | LD A,(DE) | |
26808 | LD (HL),A | |
26809 | LD L,9 | Replace the address of this routine in bytes 9 and 10 of the character's buffer with 26813 (below) |
26811 | LD (HL),189 | |
26813 | CALL 26513 | Write one letter on the board |
26816 | JR NZ,26829 | Jump unless finished writing |
This entry point is used by the routine at 27904:
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26818 | CALL 25012 | Update SRB for the character's current animatory state and location |
26821 | AND 248 | A=base animatory state of the character (arm down) |
26823 | CALL 24880 | Update SRB for the character's new animatory state |
26826 | JP 25488 | Finished |
The character hasn't finished writing yet. Figure out his next arm movement (up or down).
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26829 | CALL 25012 | Update SRB for the character's current animatory state and location |
26832 | RRCA | Set the carry flag if the character's arm is raised |
26833 | RLCA | |
26834 | JR C,26841 | Jump if the character's arm is raised |
26836 | OR 7 | A=animatory state of the character with his arm up |
26838 | JP 24880 | Update SRB for the character's new animatory state and location |
26841 | AND 248 | A=base animatory state of character (arm down) |
26843 | JR 26838 | Jump back to update SRB |
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