Mercurial > pyntnclick

comparison tools/rect_drawer.py @ 507:caec319a4ae3

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Add support for moving zoomed region
author Neil Muller <neil@dip.sun.ac.za>
date Fri, 03 Sep 2010 11:51:43 +0200
parents d54667b2c44d
children 91ee6107a216
comparison
equal deleted inserted replaced
506:d54667b2c44d 507:caec319a4ae3
23 from gamelib import constants 23 from gamelib import constants
24 constants.DEBUG = True 24 constants.DEBUG = True
25 MENU_WIDTH = 200 25 MENU_WIDTH = 200
26 MENU_BUTTON_HEIGHT = 30 26 MENU_BUTTON_HEIGHT = 30
27 ZOOM = 4 27 ZOOM = 4
28 ZOOM_STEP = 100
28 29
29 from gamelib import state 30 from gamelib import state
30 state.DEBUG_RECTS = True 31 state.DEBUG_RECTS = True
31 from gamelib.widgets import BoomLabel 32 from gamelib.widgets import BoomLabel
32 33
97 self.draw_images = True 98 self.draw_images = True
98 self.trans_images = False 99 self.trans_images = False
99 self.draw_toolbar = True 100 self.draw_toolbar = True
100 self.old_mouse_pos = None 101 self.old_mouse_pos = None
101 self.zoom_display = False 102 self.zoom_display = False
103 self.zoom_offset = (600, 600)
102 self.find_existing_intersects() 104 self.find_existing_intersects()
103 105
104 def find_existing_intersects(self): 106 def find_existing_intersects(self):
105 """Parse the things in the scene for overlaps""" 107 """Parse the things in the scene for overlaps"""
106 if self.state.current_detail: 108 if self.state.current_detail:
231 def draw(self, surface): 233 def draw(self, surface):
232 if self.zoom_display: 234 if self.zoom_display:
233 base_surface = surface.copy() 235 base_surface = surface.copy()
234 self.do_unzoomed_draw(base_surface) 236 self.do_unzoomed_draw(base_surface)
235 zoomed = pygame.transform.scale(base_surface, (ZOOM * constants.SCREEN[0], ZOOM * constants.SCREEN[1])) 237 zoomed = pygame.transform.scale(base_surface, (ZOOM * constants.SCREEN[0], ZOOM * constants.SCREEN[1]))
236 surface.blit(zoomed, (0, 0)) 238 area = pygame.rect.Rect(self.zoom_offset[0], self.zoom_offset[1], self.zoom_offset[0] + constants.SCREEN[0], self.zoom_offset[1] + constants.SCREEN[1])
239 surface.blit(zoomed, (0, 0), area)
237 else: 240 else:
238 self.do_unzoomed_draw(surface) 241 self.do_unzoomed_draw(surface)
239 242
240 def do_unzoomed_draw(self, surface): 243 def do_unzoomed_draw(self, surface):
241 if self.state.current_detail: 244 if self.state.current_detail:
319 # So we do the right thing for off screen images 322 # So we do the right thing for off screen images
320 self.old_mouse_pos = None 323 self.old_mouse_pos = None
321 324
322 def _conv_pos(self, mouse_pos): 325 def _conv_pos(self, mouse_pos):
323 if self.zoom_display: 326 if self.zoom_display:
324 pos = (mouse_pos[0] / ZOOM, mouse_pos[1] / ZOOM) 327 pos = ((mouse_pos[0] + self.zoom_offset[0]) / ZOOM, (mouse_pos[1] + self.zoom_offset[1]) / ZOOM)
325 else: 328 else:
326 pos = mouse_pos 329 pos = mouse_pos
327 return pos 330 return pos
328 331
332 def _check_limits(self, offset):
333 if offset[0] < 0:
334 offset[0] = 0
335 if offset[1] < 0:
336 offset[1] = 0
337 if offset[0] > ZOOM * constants.SCREEN[0] - constants.SCREEN[0]:
338 offset[0] = ZOOM * constants.SCREEN[0] - constants.SCREEN[0]
339 if offset[1] > ZOOM * constants.SCREEN[1] - constants.SCREEN[1]:
340 offset[1] = ZOOM * constants.SCREEN[1] - constants.SCREEN[1]
341
342 def _make_zoom_offset(self, pos):
343 zoom_pos = (pos[0] * ZOOM, pos[1] * ZOOM)
344 offset = [zoom_pos[0] - constants.SCREEN[0] / 2,
345 zoom_pos[1] - constants.SCREEN[1] / 2]
346 self._check_limits(offset)
347 print offset
348 self.zoom_offset = tuple(offset)
349
350 def _move_zoom(self, x, y):
351 offset = list(self.zoom_offset)
352 offset[0] += ZOOM_STEP * x
353 offset[1] += ZOOM_STEP * y
354 self._check_limits(offset)
355 print offset
356 self.zoom_offset = tuple(offset)
357
329 def do_mouse_move(self, e): 358 def do_mouse_move(self, e):
330 pos = self._conv_pos(e.pos) 359 pos = self._conv_pos(e.pos)
360 if not self.zoom_display:
361 # Construct zoom offset from mouse pos
362 self._make_zoom_offset(e.pos)
331 if self.mode == 'image' and self.current_image: 363 if self.mode == 'image' and self.current_image:
332 if self.old_mouse_pos: 364 if self.old_mouse_pos:
333 delta = (pos[0] - self.old_mouse_pos[0], pos[1] - self.old_mouse_pos[1]) 365 delta = (pos[0] - self.old_mouse_pos[0], pos[1] - self.old_mouse_pos[1])
334 self.current_image.rect.center = (self.current_image.rect.center[0] + delta[0], self.current_image.rect.center[1] + delta[1]) 366 self.current_image.rect.center = (self.current_image.rect.center[0] + delta[0], self.current_image.rect.center[1] + delta[1])
335 else: 367 else:
347 self.current_image.rect.center = (cur_pos[0] + 1, cur_pos[1]) 379 self.current_image.rect.center = (cur_pos[0] + 1, cur_pos[1])
348 elif e.key == K_UP: 380 elif e.key == K_UP:
349 self.current_image.rect.center = (cur_pos[0], cur_pos[1] - 1) 381 self.current_image.rect.center = (cur_pos[0], cur_pos[1] - 1)
350 elif e.key == K_DOWN: 382 elif e.key == K_DOWN:
351 self.current_image.rect.center = (cur_pos[0], cur_pos[1] + 1) 383 self.current_image.rect.center = (cur_pos[0], cur_pos[1] + 1)
384 elif self.zoom_display:
385 if e.key == K_LEFT:
386 self._move_zoom(-1, 0)
387 elif e.key == K_RIGHT:
388 self._move_zoom(1, 0)
389 elif e.key == K_UP:
390 self._move_zoom(0, -1)
391 elif e.key == K_DOWN:
392 self._move_zoom(0, 1)
393
352 if e.key == K_o: 394 if e.key == K_o:
353 self.toggle_trans_images() 395 self.toggle_trans_images()
354 elif e.key == K_t: 396 elif e.key == K_t:
355 self.toggle_things() 397 self.toggle_things()
356 elif e.key == K_r: 398 elif e.key == K_r: