Implémentation de Column (en cours).

[minwii.git] / src / app / widgets / playingscreen.py

diff --git a/src/app/widgets/playingscreen.py b/src/app/widgets/playingscreen.py
index f65d8e5..0e78285 100755 (executable)
--- a/src/app/widgets/playingscreen.py
+++ b/src/app/widgets/playingscreen.py
@@ -7,8 +7,17 @@ $Id$
 $URL$
 """
 import pygame
 $URL$
 """
 import pygame

+from colorsys import hls_to_rgb
+from gradients import gradients

 # TODO : positionner cette constance en fonction de la résolution d'affichage
 # TODO : positionner cette constance en fonction de la résolution d'affichage

+# externaliser la conf.

 BORDER = 5 # 5px
 BORDER = 5 # 5px

+FIRST_HUE = 0.6
+OFF_LUMINANCE = 0.1
+OFF_SATURATION = 1
+ON_TOP_LUMINANCE = 0.9
+ON_BOTTOM_LUMINANCE = 0.6
+ON_SATURATION = 1

 
 class _PlayingScreenBase(object) :
     def __init__(self, distinctNotes=[]) :
 
 class _PlayingScreenBase(object) :
     def __init__(self, distinctNotes=[]) :


@@ -17,6 +26,7 @@ class _PlayingScreenBase(object) :
         triées du plus grave au plus aigu.
         """
         self.distinctNotes = distinctNotes
         triées du plus grave au plus aigu.
         """
         self.distinctNotes = distinctNotes

+        self.keyboardLength = 0

         self.keyboardRects = []
         self._initRects()
         self.drawColumns()
         self.keyboardRects = []
         self._initRects()
         self.drawColumns()


@@ -28,9 +38,9 @@ class _PlayingScreenBase(object) :
         """
         ambitus = self.distinctNotes[-1].midi - self.distinctNotes[0].midi
         if ambitus <= 12 :
         """
         ambitus = self.distinctNotes[-1].midi - self.distinctNotes[0].midi
         if ambitus <= 12 :

-            keyboardLength = 8
+            self.keyboardLength = 8

         else :
         else :

-            keyboardLength = 11
+            self.keyboardLength = 11

         
         screen = pygame.display.get_surface()
 
         
         screen = pygame.display.get_surface()
 


@@ -47,6 +57,13 @@ class _PlayingScreenBase(object) :
             rects.append(rect)
         
         self.keyboardRects = rects
             rects.append(rect)
         
         self.keyboardRects = rects

+    
+    def _initColumns(self) :
+        
+        hueStep = FIRST_HUE / (self.keyboardLength - 1)
+        for i, rect in enumerate(self.keyboardRects) :
+            hue = FIRST_HUE - hueStep * i
+            c = Column(hue)

             
     
     def drawColumns(self) :
             
     
     def drawColumns(self) :


@@ -66,5 +83,15 @@ class SongPlayingScreen(_PlayingScreenBase) :
 
 class Column(pygame.sprite.Sprite) :
     
 
 class Column(pygame.sprite.Sprite) :
     

-    def __init__(self, color) :
-        pass
\ No newline at end of file
+    def __init__(self, hue, rect) :
+        pygame.sprite.Sprite.__init__(self)
+        sur = Surface(rect.size)
+        rgba = hls_to_rgb(hue, OFF_LUMINANCE, OFF_SATURATION) + (255,)
+        sur.fill(rgba)
+        self.stateOff = sur
+        
+        topRgba = hls_to_rgb(hue, ON_TOP_LUMINANCE, ON_SATURATION) + (255,)
+        bottomRgba = hls_to_rgb(hue, ON_BOTTOM_LUMINANCE, ON_SATURATION) + (255,)
+        size = rect.inflate(2*rect.width,0).size
+        self.stateOn = gradients.vertical(size, topRgba, bottomRgba)
+        
\ No newline at end of file