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Routines |
| Prev: D5AE | Up: Map | Next: D623 |
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Used by the routine at DrawGameScreen.
Draws the border around the playfield, which is twenty-four tiles wide and sixteen high. The corners and the edges are the same tiles at the top and the left, drawn reflected for the bottom and the right.
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Set the attribute and the tile set.
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| DrawBorder | D5C9 | LD A,$73 | Set the attribute to INK:MAGENTA, PAPER:YELLOW (BRIGHT). | ||
| D5CB | EX AF,AF' | ||||
| D5CC | LD BC,($A20F) | Fetch TileSetAddress. | |||
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Draw the top left corner.
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| D5D0 | LD HL,$4004 | Point HL at 4004 (in the screen buffer). | |||
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Move it to the right in the town.
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| D5D3 | CALL AddTownOffsetToHL | Call AddTownOffsetToHL. | |||
| D5D6 | LD A,$01 | Set the tile to the top left corner. | |||
| D5D8 | CALL DrawTile | Call DrawTile. | |||
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Draw the top edge.
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| D5DB | INC L | Move on to the next column. | |||
| D5DC | LD E,$16 | Set a count of 16 tiles, and fetch the top edge. | |||
| D5DE | LD A,$02 | ||||
| D5E0 | CALL DrawTileRow | Call DrawTileRow. | |||
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Draw the top right corner.
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| D5E3 | LD HL,$401B | Point HL at 401B (in the screen buffer). | |||
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Move it to the right in the town.
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| D5E6 | CALL AddTownOffsetToHL | Call AddTownOffsetToHL. | |||
| D5E9 | LD A,$41 | Set the tile to the top right corner. | |||
| D5EB | CALL DrawTile | Call DrawTile. | |||
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Draw the bottom left corner.
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| D5EE | LD HL,$48E4 | Point HL at 48E4 (in the screen buffer). | |||
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Move it to the right in the town.
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| D5F1 | CALL AddTownOffsetToHL | Call AddTownOffsetToHL. | |||
| D5F4 | LD A,$81 | Set the tile to the bottom left corner. | |||
| D5F6 | CALL DrawTile | Call DrawTile. | |||
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Draw the bottom edge.
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| D5F9 | INC L | Move on to the next column. | |||
| D5FA | LD E,$16 | Set a count of 16 tiles, and fetch the bottom edge. | |||
| D5FC | LD A,$82 | ||||
| D5FE | CALL DrawTileRow | Call DrawTileRow. | |||
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Draw the bottom right corner.
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| D601 | LD HL,$48FB | Point HL at 48FB (in the screen buffer). | |||
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Move it to the right in the town.
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| D604 | CALL AddTownOffsetToHL | Call AddTownOffsetToHL. | |||
| D607 | LD A,$C1 | Set the tile to the bottom right corner. | |||
| D609 | CALL DrawTile | Call DrawTile. | |||
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Draw the left edge.
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| D60C | LD HL,$4024 | Point HL at 4024 (in the screen buffer). | |||
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Move it to the right in the town.
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| D60F | CALL AddTownOffsetToHL | Call AddTownOffsetToHL. | |||
| D612 | LD E,$0E | Set a count of 0E tiles, and fetch the left edge. | |||
| D614 | LD A,$03 | ||||
| D616 | CALL DrawTileColumn | Call DrawTileColumn. | |||
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Draw the right edge.
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| D619 | LD HL,$403B | Point HL at 403B (in the screen buffer). | |||
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Move it to the right in the town.
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| D61C | CALL AddTownOffsetToHL | Call AddTownOffsetToHL. | |||
| D61F | LD E,$0E | Set a count of 0E tiles, and fetch the right edge. | |||
| D621 | LD A,$43 | ||||
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Continue on to DrawTileColumn.
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| Prev: D5AE | Up: Map | Next: D623 |
