Background blur

mopidy_touchscreen/graphic_utils/background_manager.py

@@ -1,5 +1,6 @@
 import pygame
 
+
 change_speed = 2
 
 
@@ -30,12 +31,12 @@ class DynamicBackground:
         if image is not None:
             image_size = get_aspect_scale_size(image, self.size)
             target = pygame.transform.smoothscale(image, image_size)
-            target.set_alpha(150)
-            self.image_loaded = True
             self.surface_image.fill((0, 0, 0))
-            pos = ((self.size[0] - image_size[0])/2,
-                   (self.size[1] - image_size[1])/2)
-            self.surface_image.blit(target, pos)
+            pos = (int((self.size[0] - image_size[0])/2),
+                   (int(self.size[1] - image_size[1])/2))
+            self.surface_image.blit(blur_surf_times(
+                target, self.size[0]/40, 10), pos)
+            self.image_loaded = True
         else:
             self.image_loaded = False
         self.update = True
@@ -51,3 +52,24 @@ def get_aspect_scale_size(img, new_size):
         aspect = aspect_y
     new_size = (int(aspect*size[0]), int(aspect*size[1]))
     return new_size
+
+
+def blur_surf_times(surface, amt, times):
+    for i in range(times):
+        surface = blur_surf(surface, amt)
+    return surface
+
+
+# http://www.akeric.com/blog/?p=720
+def blur_surf(surface, amt):
+    """
+    Blur the given surface by the given 'amount'.  Only values 1 and greater
+    are valid.  Value 1 = no blur.
+    """
+
+    scale = 1.0/float(amt)
+    surf_size = surface.get_size()
+    scale_size = (int(surf_size[0]*scale), int(surf_size[1]*scale))
+    surf = pygame.transform.smoothscale(surface, scale_size)
+    surf = pygame.transform.smoothscale(surf, surf_size)
+    return surf

mopidy_touchscreen/screen_manager.py

@@ -49,9 +49,9 @@ class ScreenManager():
 
     def init_manager(self, size):
         self.size = size
+        self.base_size = self.size[1] / self.resolution_factor
 
         self.background = DynamicBackground(self.size)
-        self.base_size = self.size[1] / self.resolution_factor
         font = resource_filename(
             Requirement.parse("mopidy-touchscreen"),
             "mopidy_touchscreen/icomoon.ttf")

mopidy_touchscreen/screens/main_screen.py

@@ -103,7 +103,7 @@ class MainScreen(BaseScreen):
                     progress.set_value(track_pos_millis)
                     self.current_track_pos = new_track_pos
                     progress.set_text(
-                    time.strftime('%M:%S', time.gmtime(
+                        time.strftime('%M:%S', time.gmtime(
                             self.current_track_pos)) +
                         "/" + self.track_duration)
                     progress.render(screen)
@@ -139,16 +139,16 @@ class MainScreen(BaseScreen):
 
             # Progress
             progress = Progressbar(self.fonts['base'],
-                               time.strftime('%M:%S', time.gmtime(
-                                   0)) + "/" + time.strftime(
+                                   time.strftime('%M:%S', time.gmtime(
+                                       0)) + "/" + time.strftime(
                                    '%M:%S', time.gmtime(0)),
-                               (size_1, self.size[1] - self.base_size * 2),
-                               (
+                                   (size_1, self.size[1] - self.base_size * 2),
+                                   (
                                    self.size[0] - size_1 - size_2,
                                    self.base_size),
-                               track.length, False)
+                                   track.length, False)
             self.touch_text_manager.set_touch_object("time_progress",
-                                                 progress)
+                                                     progress)
             self.progress_show = True
         else:
             self.progress_show = False