# HG changeset patch # User Neil Muller # Date 1378052913 -7200 # Node ID 94d47bfcc7bb2ff128d251f6eb882f6a020fdc74 # Parent 91fd5edc6ca95055e8499ff9d684cd46e3b7eee9 Approximate levels and walls diff -r 91fd5edc6ca9 -r 94d47bfcc7bb data/level1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/data/level1 Sun Sep 01 18:28:33 2013 +0200 @@ -0,0 +1,28 @@ +X-Size: 1200 +Y-Size: 900 +Base tile: tiles/floor.png +Polygon 1 : 12 +Point: 220 770 +Point: 550 770 +Point: 550 470 +Point: 430 350 +Point: 200 350 +Point: 90 460 +Point: 90 670 +Point: 40 720 +Point: 40 800 +Point: 100 860 +Point: 190 770 +Point: 220 770 +Polygon 2 : 11 +Point: 620 830 +Point: 620 750 +Point: 720 650 +Point: 620 550 +Point: 620 430 +Point: 780 430 +Point: 940 590 +Point: 790 740 +Point: 790 840 +Point: 620 840 +Point: 620 830 diff -r 91fd5edc6ca9 -r 94d47bfcc7bb nagslang/level.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/nagslang/level.py Sun Sep 01 18:28:33 2013 +0200 @@ -0,0 +1,111 @@ +import pygame +import pygame.locals as pgl + +from nagslang.resources import resources + +POLY_COLORS = { + 1: pygame.color.THECOLORS['red'], + 2: pygame.color.THECOLORS['green'], + 3: pygame.color.THECOLORS['yellow'], + 4: pygame.color.THECOLORS['blue'], + 5: pygame.color.THECOLORS['lightblue'], + 6: pygame.color.THECOLORS['magenta'] + } + + +class Level(object): + + def __init__(self, name): + self.name = name + # defaults + self.x = 800 + self.y = 600 + self.polygons = {} + self.basetile = 'tiles/floor.png' + self._tile_image = None + self._surface = None + + def load(self): + + def add_polygon(polygon, index, num_points): + self.polygons[index] = polygon + if len(polygon) != num_points: + print 'Error - incorrect polygon size' + print 'Expected: %d, got %d' % (num_points, len(polygon)) + + levelfile = resources.get_resource_path(self.name) + inpoly = False + polygon = [] + index = 0 + num_points = 0 + with file(levelfile, 'rU') as f: + for line in f: + if inpoly: + if not line.startswith('Point:'): + add_polygon(polygon, index, num_points) + polygon = [] + inpoly = False + index = 0 + else: + point = line.split(':', 1)[1] + x, y = [int(i) for i in point.split()] + polygon.append((x, y)) + if line.startswith('X-Size:'): + self.x = int(line.split(':', 1)[1]) + elif line.startswith('Y-Size:'): + self.y = int(line.split(':', 1)[1]) + elif line.startswith('Base tile:'): + self.basetile = line.split(':', 1)[1].strip() + elif line.startswith('Polygon'): + rest = line.split(' ', 1)[1] + index, num_points = [int(x) for x in rest.split(':', 1)] + inpoly = True + if index: + add_polygon(polygon, index, num_points) + + def get_size(self): + return self.x, self.y + + def set_base_tile(self, new_tile): + self.basetile = new_tile + self._tile_image = None + + def point_to_pygame(self, pos): + # Convert a point from pymunk (which is what we store) + # to pygame for drawing + return (pos[0], self.y - pos[1]) + + def get_walls(self): + return self.polygons[1] + + def _draw_walls(self): + for index, polygon in self.polygons.items(): + color = POLY_COLORS[index] + if len(polygon) > 1: + pointlist = [self.point_to_pygame(p) for p in polygon] + pygame.draw.lines(self._surface, color, False, pointlist, 2) + + def get_background(self): + self._draw_background() + # Draw polygons + self._draw_walls() + return self._surface + + def _draw_background(self, force=False): + if self._tile_image is None: + self._tile_image = resources.get_image(self.basetile) + if self._surface is not None and not force: + # We assume we don't change + return self._surface + self._surface = pygame.surface.Surface((self.x, self.y), pgl.SRCALPHA) + self._surface.fill(pygame.color.THECOLORS['black']) + x_step = self._tile_image.get_rect().width + y_step = self._tile_image.get_rect().height + x_count = self.x // x_step + 1 + y_count = self.y / y_step + 1 + for x in range(x_count): + for y in range(y_count): + tile_rect = pygame.rect.Rect(x * x_step, y * y_step, + x_step, y_step) + self._surface.blit(self._tile_image, tile_rect) + return self._surface diff -r 91fd5edc6ca9 -r 94d47bfcc7bb nagslang/screens/area.py --- a/nagslang/screens/area.py Sun Sep 01 18:26:15 2013 +0200 +++ b/nagslang/screens/area.py Sun Sep 01 18:28:33 2013 +0200 @@ -5,6 +5,7 @@ import pymunk.pygame_util from nagslang.screens.base import Screen +from nagslang.level import Level from nagslang.events import ScreenChange @@ -83,14 +84,16 @@ def setup(self): self.keys = ControlKeys() + self._level = Level(self.name) + self._level.load() self.add_walls() self.add_protagonist() def add_walls(self): self.walls = [] body = pymunk.Body() - body.position = (400, 300) - corners = [(-200, -150), (-200, 150), (200, 150), (200, -150)] + body.position = (0, -300) + corners = self._level.get_walls() corner = corners[-1] for next_corner in corners: wall = pymunk.Segment(body, corner, next_corner, 50) @@ -112,8 +115,10 @@ self.keys.handle_event(ev) def render(self, surface): - surface.fill(pygame.color.Color(0, 0, 0)) - pymunk.pygame_util.draw(surface, *self.walls) + #surface.fill(pygame.color.Color(0, 0, 0)) + background = self._level.get_background() + surface.blit(background, (0, 0)) + #pymunk.pygame_util.draw(surface, *self.walls) self.protagonist.render(surface) def tick_protagonist(self):