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Routines |
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Chooses the picture and the room-display handler for the location on screen. A non-zero return means the script step succeeded. Reached through the object display table at Table_ObjectDisplayData, read by 51558.
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| DispatchRoomGraphics | 57723 | DEFB 141,7 | Display record read by ProcessDisplayRecord: flags 141 value 7. | |
| 57725 | DEFB 7,136,225,253,252 | Refresh the room from the text at 57736, using the low byte of the location, the high byte of the location. | ||
| 57730 | DEFB 7,214,225,253,252 | Refresh the room from the text at 57814, using the low byte of the location, the high byte of the location. | ||
| 57735 | DEFB 11 | Run the nested character script. | ||
| 57736 | DEFB 13,7 | Display record read by ProcessDisplayRecord: flags 13 value 7. | ||
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Run by 51812 after the display record at 57736.
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| 57738 | LD A,(41013) | Read the room graphics parameter. | ||
| 57741 | CP 16 | Go to DispatchRoomGraphics_Next if it is 16. | ||
| 57743 | JR Z,DispatchRoomGraphics_Next | |||
| 57745 | CP 67 | Go to DispatchRoomGraphics_Next if it is Sitting Room. | ||
| 57747 | JR Z,DispatchRoomGraphics_Next | |||
| 57749 | CP 17 | Go to DispatchRoomGraphics_TestActionSucceeded if it is not Platform Two (Aldergate Station). | ||
| 57751 | JR NZ,DispatchRoomGraphics_TestActionSucceeded | |||
| DispatchRoomGraphics_Next | 57753 | LD IX,39315 | Point IX at the character state at 39315. | |
| 57757 | SET 1,(IX+3) | Set bit 1 of the action flags. | ||
| 57761 | JR DispatchRoomGraphics_TestActionSucceeded | Return non-zero through DispatchRoomGraphics_TestActionSucceeded. | ||
| 57763 | DEFB 141,7 | Display record read by ProcessDisplayRecord: flags 141 value 7. | ||
| 57765 | DEFB 23,178,225,255,252,177,225 | Refresh the room from the text at 57778, using 255 the high byte of the location and otherwise continue at 57777. | ||
| 57772 | DEFB 7,214,225,253,252 | Refresh the room from the text at 57814, using the low byte of the location, the high byte of the location. | ||
| 57777 | DEFB 11 | Run the nested character script. | ||
| 57778 | DEFB 0,7 | Display record read by ProcessDisplayRecord: flags 0 value 7. | ||
| 57780 | LD A,(41013) | Read the room graphics parameter. | ||
| 57783 | CP 67 | Go to DispatchRoomGraphics_TestActionSucceeded if it is not Sitting Room. | ||
| 57785 | JR NZ,DispatchRoomGraphics_TestActionSucceeded | |||
| 57787 | CALL CheckObjectLocationMatch | Go to DispatchRoomGraphics_LeaveResultCharacter if the object is in this location. | ||
| 57790 | JR NZ,DispatchRoomGraphics_LeaveResultCharacter | |||
| 57792 | CALL PrintLineAboutYou | Call PrintLineAboutYou and return zero through ParseInputNumber_ReturnZero. | ||
| 57795 | JP ParseInputNumber_ReturnZero | |||
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Leave 95 as the result, then use the character Pairs as the character record, then mark bit 1 of the action flags.
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| DispatchRoomGraphics_LeaveResultCharacter | 57798 | LD A,95 | Call PlaceCharacter to place character. | |
| 57800 | CALL PlaceCharacter | |||
| 57803 | LD IX,39311 | Set the action-taken flag. | ||
| 57807 | SET 1,(IX+3) | |||
| DispatchRoomGraphics_TestActionSucceeded | 57811 | OR %00000001 | Reset the zero flag. | |
| 57813 | RET | Return. | ||
| 57814 | DEFB 13,23 | Display record read by ProcessDisplayRecord: flags 13 value 23. | ||
| 57816 | LD A,(41014) | Read the character being processed. | ||
| 57819 | CALL FindResponseForThisId | Call FindResponseForThisId to see whether the id matches a record flag. | ||
| 57822 | JR Z,PrintLineAboutYou | Go to PrintLineAboutYou if no record flag matches. | ||
| 57824 | INC IX | Move to the next graphics entry, read the room graphics parameter and call TestEndMarker_WalksThreeByte. | ||
| 57826 | LD A,(41013) | |||
| 57829 | CALL TestEndMarker_WalksThreeByte | |||
| 57832 | JR Z,PrintLineAboutYou | Go to PrintLineAboutYou if the looked-up entry is 255. | ||
| 57834 | LD L,(IX+1) | Read the message address. | ||
| 57837 | LD H,(IX+2) | |||
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This entry point is used by the routine at PrintLineAboutYou.
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| DispatchRoomGraphics_Loop | 57840 | PUSH AF | Take the message, then call PrintTextAndHandleControlCharacters to print the message, saving result and the pointer. | |
| 57841 | PUSH HL | |||
| 57842 | LD HL,26672 | |||
| 57845 | CALL PrintTextAndHandleControlCharacters | |||
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This entry point is used by the routine at FindResponseForThisId.
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| DispatchRoomGraphics_ActionSucceeded | 57848 | POP AF | Restore the saved character from the stack. | |
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This entry point is used by the routine at FindResponseForThisId.
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| DispatchRoomGraphics_0 | 57849 | OR %00000001 | Reset the zero flag. | |
| 57851 | RET | Return. | ||
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