Mercurial > nagslang
annotate tools/area_editor.py @ 99:67f8b06a433d
more pep8 cleanup
| author | Neil Muller <drnlmuller@gmail.com> |
|---|---|
| date | Mon, 02 Sep 2013 11:54:13 +0200 |
| parents | a9b564c38bef |
| children | dde91f8c4335 |
| rev | line source |
|---|---|
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71
c449a3507a6b
Shebang and path hacking, so that the area_editor runs
Stefano Rivera <stefano@rivera.za.net>
parents:
57
diff
changeset
|
1 #!/usr/bin/env python |
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c449a3507a6b
Shebang and path hacking, so that the area_editor runs
Stefano Rivera <stefano@rivera.za.net>
parents:
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diff
changeset
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2 |
| 51 | 3 # The basic area editor |
| 4 # | |
| 5 # To edit an existing level, use | |
| 6 # editor levelname | |
| 7 # | |
| 8 # To create a new level: | |
| 9 # | |
| 10 # editor levelname <xsize> <ysiz> | |
| 11 # (size specified in pixels | |
| 12 # | |
| 13 | |
|
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Shebang and path hacking, so that the area_editor runs
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parents:
57
diff
changeset
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14 import os |
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c449a3507a6b
Shebang and path hacking, so that the area_editor runs
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parents:
57
diff
changeset
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15 import sys |
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Shebang and path hacking, so that the area_editor runs
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parents:
57
diff
changeset
|
16 |
| 51 | 17 import pygame |
| 18 import pygame.locals as pgl | |
| 19 | |
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Shebang and path hacking, so that the area_editor runs
Stefano Rivera <stefano@rivera.za.net>
parents:
57
diff
changeset
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20 sys.path.append(os.path.join(os.path.dirname(__file__), '..')) |
|
c449a3507a6b
Shebang and path hacking, so that the area_editor runs
Stefano Rivera <stefano@rivera.za.net>
parents:
57
diff
changeset
|
21 |
| 51 | 22 from nagslang.constants import SCREEN, FPS |
| 23 from nagslang.level import Level, POLY_COLORS | |
| 24 | |
| 25 | |
| 26 class EditorLevel(Level): | |
| 27 | |
| 28 def __init__(self, name, x=800, y=600): | |
| 29 super(EditorLevel, self).__init__(name) | |
| 30 self.x = x | |
| 31 self.y = y | |
| 32 | |
| 33 def round_point(self, pos): | |
| 34 return (10 * (pos[0] // 10), 10 * (pos[1] // 10)) | |
| 35 | |
| 36 def point_to_pymunk(self, pos): | |
| 37 # inverse of point_to_pygame | |
| 38 # (this is also the same as point_to_pygame, but a additional | |
| 39 # function for sanity later in pyweek). | |
| 40 return (pos[0], self.y - pos[1]) | |
| 41 | |
| 42 def add_point(self, poly_index, pos): | |
| 43 self.polygons.setdefault(poly_index, []) | |
| 44 if not self.polygons[poly_index]: | |
| 99 | 45 point = self.point_to_pymunk(self.round_point(pos)) |
| 46 self.polygons[poly_index].append(point) | |
| 51 | 47 else: |
| 48 add_pos = self.fix_angle(poly_index, pos) | |
| 49 self.polygons[poly_index].append(add_pos) | |
| 50 | |
| 51 def fix_angle(self, index, pos): | |
| 52 # Last point | |
| 53 point1 = self.point_to_pygame(self.polygons[index][-1]) | |
| 54 pos = self.round_point(pos) | |
| 55 # We want the line (point1 to pos) to be an angle of | |
| 56 # 0, 45, 90, 135, 180, 225, 270, 305 | |
| 57 # However, we only need to consider half the circle | |
| 58 # This is a hack to approximate the right thing | |
| 59 pos0 = (pos[0], point1[1]) | |
| 60 pos90 = (point1[0], pos[1]) | |
| 61 dist = max(abs(point1[0] - pos[0]), abs(point1[1] - pos[1])) | |
| 62 pos45 = (point1[0] + dist, point1[1] + dist) | |
| 63 pos135 = (point1[0] + dist, point1[1] - dist) | |
| 64 pos225 = (point1[0] - dist, point1[1] - dist) | |
| 65 pos305 = (point1[0] - dist, point1[1] + dist) | |
| 66 min_dist = 9999999 | |
| 67 new_pos = point1 | |
| 68 for cand in [pos0, pos90, pos45, pos135, pos225, pos305]: | |
| 69 dist = (pos[0] - cand[0]) ** 2 + (pos[1] - cand[1]) ** 2 | |
| 70 if dist < min_dist: | |
| 71 new_pos = cand | |
| 72 min_dist = dist | |
| 73 return self.point_to_pymunk(new_pos) | |
| 74 | |
| 75 def delete_point(self, index): | |
| 76 if index in self.polygons and len(self.polygons[index]) > 0: | |
| 77 self.polygons[index].pop() | |
| 78 | |
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96
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
79 def draw(self, surface, topleft, mouse_pos, mouse_poly, filled): |
| 51 | 80 self._draw_background(True) |
| 81 # Draw polygons as needed for the editor | |
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96
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
82 if filled: |
|
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
83 self._draw_exterior(True) |
| 51 | 84 for index, polygon in self.polygons.items(): |
| 85 color = POLY_COLORS[index] | |
| 86 if len(polygon) > 1: | |
| 87 pointlist = [self.point_to_pygame(p) for p in polygon] | |
| 88 pygame.draw.lines(self._surface, color, False, pointlist, 2) | |
| 89 if index == mouse_poly and mouse_pos: | |
| 90 endpoint = self.fix_angle(index, mouse_pos) | |
| 91 pygame.draw.line(self._surface, color, | |
| 99 | 92 self.point_to_pygame(polygon[-1]), |
| 93 self.point_to_pygame(endpoint)) | |
| 51 | 94 surface_area = pygame.rect.Rect(topleft, SCREEN) |
| 95 surface.blit(self._surface, (0, 0), surface_area) | |
| 96 | |
| 97 | |
| 98 class Editor(object): | |
| 99 | |
| 100 def __init__(self, level, surface): | |
| 101 self.level = level | |
| 102 self.surface = surface | |
| 103 self.pos = (0, 0) | |
| 104 self.cur_poly = None | |
| 105 self.mouse_pos = None | |
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a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
106 self.filled_mode = False |
| 51 | 107 |
| 108 def move_view(self, offset): | |
| 109 new_pos = [self.pos[0] + offset[0], self.pos[1] + offset[1]] | |
| 110 if new_pos[0] < 0: | |
| 111 new_pos[0] = self.pos[0] | |
| 112 elif new_pos[0] > self.level.x - SCREEN[0]: | |
| 113 new_pos[0] = self.pos[0] | |
| 114 if new_pos[1] < 0: | |
| 115 new_pos[1] = self.pos[1] | |
| 116 elif new_pos[1] > self.level.y - SCREEN[1]: | |
| 117 new_pos[1] = self.pos[1] | |
| 118 self.pos = tuple(new_pos) | |
| 119 | |
| 120 def draw(self): | |
| 121 if (self.cur_poly is not None and self.cur_poly in self.level.polygons | |
| 122 and len(self.level.polygons[self.cur_poly])): | |
| 123 # We have an active polygon | |
| 124 mouse_pos = self._level_coordinates(self.mouse_pos) | |
| 125 else: | |
| 126 mouse_pos = None | |
| 127 self.level.draw(self.surface, self.pos, mouse_pos, | |
| 99 | 128 self.cur_poly, self.filled_mode) |
| 51 | 129 |
| 130 def _level_coordinates(self, pos): | |
| 131 # Move positions to level values | |
| 132 if not pos: | |
| 133 return (0, 0) | |
| 134 return pos[0] + self.pos[0], pos[1] + self.pos[1] | |
| 135 | |
| 136 def run(self): | |
| 137 pygame.key.set_repeat(100, 50) | |
| 138 running = True | |
| 139 clock = pygame.time.Clock() | |
| 140 while running: | |
| 141 for ev in pygame.event.get(): | |
| 142 if ev.type == pgl.QUIT: | |
| 143 running = False | |
| 144 elif ev.type == pgl.KEYDOWN: | |
| 145 if ev.key == pgl.K_ESCAPE: | |
| 146 running = False | |
| 147 elif ev.key == pgl.K_LEFT: | |
| 148 self.move_view((-10, 0)) | |
| 149 elif ev.key == pgl.K_RIGHT: | |
| 150 self.move_view((10, 0)) | |
| 151 elif ev.key == pgl.K_UP: | |
| 152 self.move_view((0, -10)) | |
| 153 elif ev.key == pgl.K_DOWN: | |
| 154 self.move_view((0, 10)) | |
| 155 if ev.key == pgl.K_1: | |
| 156 self.cur_poly = 1 | |
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96
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
157 self.filled_mode = False |
| 51 | 158 if ev.key == pgl.K_2: |
| 159 self.cur_poly = 2 | |
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96
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
160 self.filled_mode = False |
| 51 | 161 if ev.key == pgl.K_3: |
| 162 self.cur_poly = 3 | |
|
96
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
163 self.filled_mode = False |
| 51 | 164 if ev.key == pgl.K_4: |
| 165 self.cur_poly = 4 | |
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96
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Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
166 self.filled_mode = False |
| 51 | 167 if ev.key == pgl.K_5: |
| 168 self.cur_poly = 5 | |
|
96
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
169 self.filled_mode = False |
| 51 | 170 if ev.key == pgl.K_6: |
| 171 self.cur_poly = 6 | |
|
96
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
172 self.filled_mode = False |
| 51 | 173 if ev.key == pgl.K_0: |
| 174 self.cur_poly = None | |
| 175 if ev.key == pgl.K_d and self.cur_poly: | |
| 176 self.level.delete_point(self.cur_poly) | |
| 177 if ev.key == pgl.K_s: | |
| 178 level.save() | |
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96
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
179 if ev.key == pgl.K_f: |
|
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
180 if level.all_closed(): |
|
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
181 self.cur_poly = None |
|
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
182 self.filled_mode = True |
|
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
183 else: |
|
a9b564c38bef
Support showing exterior filled view in the editor
Neil Muller <drnlmuller@gmail.com>
parents:
72
diff
changeset
|
184 print 'Not all polygons closed, so not filling' |
| 51 | 185 elif ev.type == pgl.MOUSEBUTTONDOWN and self.cur_poly: |
| 186 # Add a point | |
| 187 self.level.add_point(self.cur_poly, | |
| 99 | 188 self._level_coordinates(ev.pos)) |
| 51 | 189 elif ev.type == pgl.MOUSEMOTION: |
| 190 self.mouse_pos = ev.pos | |
| 191 self.draw() | |
| 192 pygame.display.flip() | |
| 193 clock.tick(FPS) | |
| 194 | |
| 195 | |
| 196 if __name__ == "__main__": | |
| 197 if len(sys.argv) == 2: | |
| 198 level = EditorLevel(sys.argv[1]) | |
| 199 level.load() | |
| 200 elif len(sys.argv) == 4: | |
| 201 level = EditorLevel(sys.argv[1], int(sys.argv[2]), int(sys.argv[3])) | |
| 202 else: | |
| 203 print 'Please supply a levelname or levelname and level size' | |
| 204 sys.exit() | |
| 205 pygame.display.init() | |
| 206 pygame.font.init() | |
| 207 pygame.display.set_mode(SCREEN, pgl.SWSURFACE) | |
| 208 pygame.display.set_caption('Nagslang Area Editor') | |
| 209 editor = Editor(level, pygame.display.get_surface()) | |
| 210 editor.run() |