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Routines |
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Used by the routines at GameEntryPoint, DisplayWinnersListPage, WinnersTableNameEntry and DisplayInformationPages.
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| TitleScreen | 28317 | LD HL,28317 | Write TitleScreen to *ERR_SP. | |
| 28320 | LD (23613),HL | |||
| 28323 | DEC HL | Set the stack pointer to 28316. | ||
| 28324 | LD SP,HL | |||
| 28325 | CALL DisplayTitleScreen | Call DisplayTitleScreen. | ||
| 28328 | LD A,(28418) | Highlight the currently selected menu item in ControlMethod. | ||
| 28331 | CALL HighlightMenuLine | |||
| 28334 | CALL ResetThemeTune | Call ResetThemeTune. | ||
| TitleScreen_Loop | 28337 | CALL 654 | Call KEY_SCAN. | |
| 28340 | LD A,%00001111 | Mask off bits 4-7. | ||
| 28342 | AND E | |||
| 28343 | CP 4 | Jump to TitleScreenRouting if there is any input. | ||
| 28345 | JR Z,TitleScreenRouting | |||
| 28347 | CP 12 | |||
| 28349 | JR Z,TitleScreenRouting | |||
| 28351 | CP 3 | |||
| 28353 | JR Z,TitleScreenRouting | |||
| 28355 | CP 11 | |||
| 28357 | JR Z,TitleScreenRouting | |||
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This entry point is used by the routines at TitleScreen_KempstonSelected, TitleScreen_CursorSelected, TitleScreen_SinclairIF2Selected and TitleScreen_KeyboardSelected.
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| TitleScreenNoInput | 28359 | CALL HandlerThemeTune | Call HandlerThemeTune. | |
| 28362 | JR TitleScreen_Loop | Loop back around to TitleScreen_Loop. | ||
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Handler directing the keypress to the appropriate routines.
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| TitleScreenRouting | 28364 | LD A,E | Fetch the user input. | |
| 28365 | CP 35 | Jump to TitleScreenNoInput if E is 35. | ||
| 28367 | JR Z,TitleScreenNoInput | |||
| 28369 | CP 36 | Jump to TitleScreen_DefineKeysSelected if "DEFINE KEYBOARD" was selected. | ||
| 28371 | JR Z,TitleScreen_DefineKeysSelected | |||
| 28373 | CP 28 | Jump to TitleScreen_KempstonSelected if "KEMPSTON" was selected. | ||
| 28375 | JR Z,TitleScreen_KempstonSelected | |||
| 28377 | CP 20 | Jump to TitleScreen_CursorSelected if "CURSOR" was selected. | ||
| 28379 | JR Z,TitleScreen_CursorSelected | |||
| 28381 | CP 12 | Jump to TitleScreen_SinclairIF2Selected if "SINCLAIR IF2" was selected. | ||
| 28383 | JR Z,TitleScreen_SinclairIF2Selected | |||
| 28385 | CP 4 | Jump to TitleScreen_KeyboardSelected if "KEYBOARD" was selected. | ||
| 28387 | JR Z,TitleScreen_KeyboardSelected | |||
| 28389 | CP 3 | Jump to StartGame if "START GAME" was selected. | ||
| 28391 | JP Z,StartGame | |||
| 28394 | CP 11 | Jump to DisplayInformationPages if "INFORMATION" was selected. | ||
| 28396 | JP Z,DisplayInformationPages | |||
| 28399 | CP 19 | Jump to DisplayWinnersListPage if "WINNERS LIST" was selected. | ||
| 28401 | JP Z,DisplayWinnersListPage | |||
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Else "9" was pressed which is "RETURN TO BASIC".
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| 28404 | LD HL,28419 | Delete the game code and jump to RESET. | ||
| 28407 | LD DE,28420 | |||
| 28410 | LD BC,37116 | |||
| 28413 | LDIR | |||
| 28415 | JP 100 | |||
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