X-Git-Url: https://scm.cri.ensmp.fr/git/minwii.git/blobdiff_plain/ab079c6f8baf25c115b6b2fb2ef2bfe4a1c4a6fc..8e4a9825b3464ea2600eb193151b03f903aed5f4:/src/app/widgets/playingscreen.py diff --git a/src/app/widgets/playingscreen.py b/src/app/widgets/playingscreen.py index 0e78285..b4d5cb4 100755 --- a/src/app/widgets/playingscreen.py +++ b/src/app/widgets/playingscreen.py @@ -9,27 +9,42 @@ $URL$ import pygame from colorsys import hls_to_rgb from gradients import gradients -# TODO : positionner cette constance en fonction de la résolution d'affichage -# externaliser la conf. -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 +from cursors import WarpingCursor +from eventutils import event_handler, EventDispatcher, EventHandlerMixin +from math import floor +import types +from musicxml import Tone + +from config import BORDER +from config import FIRST_HUE +from config import OFF_LUMINANCE +from config import OFF_SATURATION +from config import ON_TOP_LUMINANCE +from config import ON_BOTTOM_LUMINANCE +from config import ON_SATURATION +from config import ON_COLUMN_OVERSIZING +from config import ON_COLUMN_ALPHA +from config import FONT +from config import FONT_COLOR + +class _PlayingScreenBase(pygame.sprite.LayeredUpdates, EventHandlerMixin) : -class _PlayingScreenBase(object) : def __init__(self, distinctNotes=[]) : """ distinctNotes : notes disctinctes présentes dans la chanson triées du plus grave au plus aigu. """ + super(_PlayingScreenBase, self).__init__() self.distinctNotes = distinctNotes self.keyboardLength = 0 self.keyboardRects = [] + self.cursor = None self._initRects() - self.drawColumns() + self._initColumns() + self._running = False + self.draw(pygame.display.get_surface()) + self._initCursor() + def _initRects(self) : @@ -48,10 +63,10 @@ class _PlayingScreenBase(object) : dispWidth = screen.get_width() - 2 * BORDER dispHeight = screen.get_height() - 2 * BORDER - columnWidth = int(round(float(dispWidth) / keyboardLength)) + columnWidth = int(round(float(dispWidth) / self.keyboardLength)) rects = [] - for i in range(keyboardLength) : + for i in range(self.keyboardLength) : upperLeftCorner = (i*columnWidth + BORDER, BORDER) rect = pygame.Rect(upperLeftCorner, (columnWidth, dispHeight)) rects.append(rect) @@ -63,35 +78,114 @@ class _PlayingScreenBase(object) : hueStep = FIRST_HUE / (self.keyboardLength - 1) for i, rect in enumerate(self.keyboardRects) : hue = FIRST_HUE - hueStep * i - c = Column(hue) - + tone = self.distinctNotes[i] + c = Column(self, hue, rect, tone) + self.add(c, layer=0) - def drawColumns(self) : - pass - - def highLightColumn(self) : + def _initCursor(self) : + self.cursor = WarpingCursor(blinkMode=True) + self.add(self.cursor, layer=2) + + def run(self): + self._running = True + clock = pygame.time.Clock() + pygame.display.flip() + while self._running : + EventDispatcher.dispatchEvents() + dirty = self.draw(pygame.display.get_surface()) + pygame.display.update(dirty) + clock.tick(50) + + @event_handler(pygame.KEYDOWN) + def handleKeyDown(self, event) : + if event.key == pygame.K_q: + self._running = False + + + @event_handler(pygame.MOUSEMOTION) + def handleMouseMotion(self, event) : pass + + +class PlayingScreen(_PlayingScreenBase) : + "fenêtre de jeu pour improvisation" + scale = [55, 57, 59, 60, 62, 64, 65, 67, 69, 71, 72] + def __init__(self) : + distinctNotes = [] + for midi in self.scale : + tone = Tone(midi) + distinctNotes.append(tone) + + super(PlayingScreen, self).__init__(distinctNotes) + class SongPlayingScreen(_PlayingScreenBase) : def __init__(self, song) : - super(SongPlayingScreen, self).__init__(song.) + super(SongPlayingScreen, self).__init__(song.distinctNotes) self.song = song - +class SongPlayingScreenTest(_PlayingScreenBase) : + def __init__(self) : + class C:pass + o = C() + o.midi=1 + super(SongPlayingScreenTest, self).__init__([o]) + -class Column(pygame.sprite.Sprite) : +class Column(pygame.sprite.Sprite, EventHandlerMixin) : - def __init__(self, hue, rect) : - pygame.sprite.Sprite.__init__(self) - sur = Surface(rect.size) - rgba = hls_to_rgb(hue, OFF_LUMINANCE, OFF_SATURATION) + (255,) + def __init__(self, group, hue, rect, tone) : + pygame.sprite.Sprite.__init__(self, group) + sur = pygame.surface.Surface(rect.size) + rgba = hls_to_rgba_8bits(hue, OFF_LUMINANCE, OFF_SATURATION) sur.fill(rgba) self.stateOff = sur + self.rectOff = rect + + topRgba = hls_to_rgba_8bits(hue, ON_TOP_LUMINANCE, ON_SATURATION, ON_COLUMN_ALPHA) + bottomRgba = hls_to_rgba_8bits(hue, ON_BOTTOM_LUMINANCE, ON_SATURATION, ON_COLUMN_ALPHA) + onWidth = rect.width * ON_COLUMN_OVERSIZING + onLeft = rect.centerx - onWidth / 2 + rectOn = pygame.Rect((onLeft, 0), + (onWidth, rect.height)) + self.stateOn = gradients.vertical(rectOn.size, topRgba, bottomRgba) + self.rectOn = rectOn + + self.image = self.stateOff + self.rect = rect + self.toneName = FONT.render(tone.nom, True, (0,0,0)) + + def update(self, state) : + group = self.groups()[0] + if state : + group.change_layer(self, 1) + self.image = self.stateOn + self.rect = self.rectOn + else : + group.change_layer(self, 0) + self.image = self.stateOff + self.rect = self.rectOff + + @event_handler(pygame.MOUSEBUTTONDOWN) + def onMouseDown(self, event) : + if self.rect.collidepoint(*event.pos) : + self.update(True) + + @event_handler(pygame.MOUSEBUTTONUP) + def onMouseUp(self, event) : + self.update(False) + + def raiseNoteOn(self) : + pass + + def raiseNoteOff(self) : + pass + + - 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 +def hls_to_rgba_8bits(h, l, s, a=1) : + #convert to rgb ranging from 0 to 255 + rgba = [floor(255 * i) for i in hls_to_rgb(h, l, s) + (a,)] + return tuple(rgba)