diff --git a/dungeonbattle/mapdisplay.py b/dungeonbattle/mapdisplay.py new file mode 100644 index 0000000..7ae7cc7 --- /dev/null +++ b/dungeonbattle/mapdisplay.py @@ -0,0 +1,30 @@ +#!/usr/bin/env python +import curses +from dungeonbattle.interfaces import Map + +class MapDisplay: + + def __init__(self, m: Map): + self.map = m + self.pad = curses.newpad(m.height, m.width) + + def update_pad(self): + for i in range(self.map.height): + self.pad.addstr(i, 0, self.map.tiles[i][:-1]) + for e in self.map.entities: + self.pad.addch(e.y, e.x, e.img) + + def display(self, y, x): + self.pad.clear() + deltay, deltax = (curses.LINES // 2) + 1, (curses.COLS //2) + 1 + pminrow, pmincol = y-deltay, x-deltax + sminrow, smincol = max(-pminrow, 0), max(-pmincol, 0) + deltay, deltax = curses.LINES - deltay, curses.COLS - deltay + smaxrow = self.map.height - (y + deltay) + curses.LINES + smaxrow = min(smaxrow, curses.LINES-1) + smaxcol = self.width - (x + deltax) + curses.COLS + smaxcol = min(smaxcol, curses.COLS-1) + pminrow = max(0, min(self.map.height, pminrow)) + pmincol = max(0, min(self.map.width, pmincol)) + self.update_pad() + self.pad.refresh(pminrow, pmincol, sminrow, smincol, smaxrow, smaxcol)