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HomeSubView.py
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HomeSubView.py
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from gi.repository import Gtk
from gi.repository import Gdk
from random import randrange
from math import *
import json
import filecmp
import os
import cairo
import Global
class HomeSubView(Gtk.DrawingArea):
def __init__(self, width, height, platform, main):
self.width = width
self.height = height
self.platform = platform
self.main = main
self.init_graphics()
self.init_ui()
self.init_data()
Gtk.DrawingArea.__init__(self)
def init_graphics(self):
if self.platform == "sugar-xo":
self.top_bar_height = 0
self.height = self.height - 75
else:
self.top_bar_height = 75
self.y = self.top_bar_height
self.cell_width = 224
self.cell_height = 152
self.cell_div_width = 260 # 224+36
self.cell_div_height = 240
self.cell_x0 = 96 #64
self.cell_y0 = 75
self.font = self.main.font
def init_data(self):
self.fix_button = 0
self.toolbar_expanded = False
self.category = 'Mine'
self.page = 0
self.page_no_items = 0
self.page_max_items = 12
self.total_pages = 0
self.no_items = 0
self.hover_cid = -1
self.hover_icon = 'none'
self.refresh_list()
def set_category(self, category):
self.category = category
self.refresh_list()
def refresh_view(self):
self.queue_draw_area(0, 0, self.width, self.height)
def refresh_list(self):
self.page = 0
if self.category == 'Mine':
self.init_my_stuff()
elif self.category == 'New':
self.init_music(False)
elif self.category == 'Popular':
self.init_music(True)
def init_ui(self):
Gtk.DrawingArea.__init__(self)
self.set_size_request(self.width, self.height)
# Event signals
self.connect("draw", self.expose_event)
self.connect("configure_event", self.configure_event)
self.connect("enter_notify_event", self.enter_notify_event)
self.connect("leave_notify_event", self.leave_notify_event)
self.connect("motion_notify_event", self.on_mouse_move_event)
self.connect("button_press_event", self.on_mouse_down_event)
self.connect("button_release_event", self.on_mouse_up_event)
self.set_events(Gdk.EventMask.EXPOSURE_MASK
| Gdk.EventMask.ENTER_NOTIFY_MASK
| Gdk.EventMask.LEAVE_NOTIFY_MASK
| Gdk.EventMask.BUTTON_PRESS_MASK
| Gdk.EventMask.BUTTON_RELEASE_MASK
| Gdk.EventMask.TOUCH_MASK
| Gdk.EventMask.POINTER_MOTION_MASK)
#| Gdk.EventMask.POINTER_MOTION_HINT_MASK)
def expose_event(self, widget, cr):
cr.set_source_surface(self.pixmap, 0, 0)
cr.paint()
self.draw_hover_cell(cr)
self.draw_arrows(cr)
return False
def configure_event(self, widget, event):
self.width = width = widget.get_allocation().width
self.height = height = widget.get_allocation().height
self.bg_pixmap = cairo.ImageSurface(cairo.FORMAT_ARGB32, width, height) # the background layer
self.pixmap = cairo.ImageSurface(cairo.FORMAT_ARGB32, width, height) # all layers
self.prepare_bg_pixmap()
cr = cairo.Context(self.pixmap)
cr.set_source_surface(self.bg_pixmap, 0, 0)
cr.paint()
return True
def prepare_bg_pixmap(self):
self.bg_pixmap = cairo.ImageSurface(cairo.FORMAT_ARGB32, self.width, self.height) # the background layer
cr = cairo.Context(self.bg_pixmap)
cr.rectangle(0, 0, self.width, self.height)
cr.set_source_rgb(1, 1, 1)
cr.fill()
if self.platform != "sugar-xo":
cr.set_source_rgb(0.16, 0.16, 0.16)
cr.rectangle(0, 0, self.width, self.top_bar_height)
cr.fill()
self.draw_sub(cr)
def enter_notify_event(self, widget, event):
return
def leave_notify_event(self, widget, event):
return
def on_mouse_down_event(self, widget, event):
self.fix_button = self.fix_button + 1
if self.fix_button != 1:
return
if event.button != 1:
return True
iid = self.on_icon(event.x, event.y)
if iid != 'none':
if iid == 'rewind' and self.page != 0:
self.switch_page(self.page - 1)
elif iid == 'forward' and self.page != self.total_pages - 1:
self.switch_page(self.page + 1)
def on_mouse_up_event(self, widget, event):
self.fix_button = 0
cid = self.on_cell(event.x, event.y)
if cid != -1:
if self.category == 'Mine' and self.page == 0 and cid == 0: # new piece
self.new_score()
elif self.category != 'Mine':
self.load_public_score(self.all_item_list, cid+self.page*self.page_max_items)
else:
self.load_score(self.all_item_list, cid-1+self.page*self.page_max_items)
def on_mouse_move_event(self, widget, event):
x, y = event.x, event.y
state = event.get_state()
if not state & Gdk.ModifierType.BUTTON1_MASK: # not on click
cid = self.on_cell(x, y)
if cid != self.hover_cid:
t = self.hover_cid
self.hover_cid = cid
if t != -1:
(x0, y0, x1, y1) = self.get_cell_bound(t)
widget.queue_draw_area(x0, y0, x1-x0, y1-y0)
if cid != -1:
(x0, y0, x1, y1) = self.get_cell_bound(cid)
widget.queue_draw_area(x0, y0, x1-x0, y1-y0)
iid = self.on_icon(x, y)
if iid != self.hover_icon:
t = self.hover_icon
self.hover_icon = iid
if t != 'none':
(x0, y0, x1, y1) = self.get_icon_bound(t)
widget.queue_draw_area(x0, y0, x1-x0, y1-y0)
if iid != 'none':
(x0, y0, x1, y1) = self.get_icon_bound(iid)
widget.queue_draw_area(x0, y0, x1-x0, y1-y0)
return True
def toolbar_switch(self):
self.toolbar_expanded = not self.toolbar_expanded
def init_music(self, popular):
self.main.network.query_music(self.page_max_items, 0, self.query_finished, popular)
def dump_list(self, dobj):
self.no_items = dobj["count"]
self.total_pages = (self.no_items+self.page_max_items-1)/self.page_max_items
self.all_item_list = []
for nobj in dobj["music_list"]:
if not self.check_thumb_exist(nobj["id"]): # to download thumb
self.main.network.download_thumb(nobj["id"], nobj["thumb_url"], self.main.home_view.download_thumb_finished)
if not self.check_music_exist(nobj["id"]): # to download music
self.main.network.download_thumb(nobj["id"], nobj["score_url"], self.main.home_view.download_score_finished)
self.all_item_list.append(nobj)
if not self.main.home_view.like_table.has_key(nobj["id"]):
self.main.home_view.like_table[nobj["id"]] = False
self.main.network.querylike(self.main.username, nobj["id"], self.main.home_view.query_like_finished)
self.main.home_view.update_music_count(nobj["id"], int(nobj["likes"]), int(nobj["play_count"]))
self.init_page(self.page)
def query_finished(self, result):
if result == None or result == "ERROR":
print "error in query"
self.main.network.status = 'no_network'
return
dobj = json.load(result)
self.dump_list(dobj)
def init_my_stuff(self):
self.all_item_list = self.sorted_ls(Global.score_folder_local)
self.all_item_list = filter(lambda name: name.endswith(".png") and name.find('-')!=-1, self.all_item_list)
#self.all_item_list = filter(lambda name: name.endswith(".png"), self.all_item_list)
if self.platform == 'sugar-xo':
self.all_item_list.reverse()
self.no_items = len(self.all_item_list) + 1 # the 0th item is used to new an item
self.total_pages = int((self.no_items+self.page_max_items-1) / self.page_max_items)
self.init_my_page(0)
def init_page(self, page):
self.page = page
self.page_item_list = []
for obj in self.all_item_list:
self.page_item_list.append(obj["id"]+".png")
self.page_no_items = len(self.page_item_list)
def init_my_page(self, page):
self.page = page
self.page_item_list = []
if page == 0:
iid = 0
self.page_item_list.append('NEW_PAGE')
while len(self.page_item_list) < self.page_max_items and iid < len(self.all_item_list):
self.page_item_list.append(self.all_item_list[iid])
iid = iid + 1
else:
iid = page * self.page_max_items - 1
while len(self.page_item_list) < self.page_max_items and iid < len(self.all_item_list):
self.page_item_list.append(self.all_item_list[iid])
iid = iid + 1
self.page_no_items = len(self.page_item_list)
def switch_page(self, page):
if self.page == page:
return
if self.category == 'Mine':
self.init_my_page(page)
else:
self.page = page
self.main.network.query_music(self.page_max_items, self.page_max_items * page, self.query_finished, self.category == 'Popular')
self.prepare_bg_pixmap()
cr = cairo.Context(self.pixmap)
cr.set_source_surface(self.bg_pixmap, 0, 0)
cr.paint()
self.refresh_view()
def sorted_ls(self, path):
mtime = lambda f: os.stat(os.path.join(path, f)).st_mtime
return list(sorted(os.listdir(path), key=mtime))
def load_public_score(self, olist, sid):
mid = olist[sid]["id"]
png_name = mid + ".png"
mp_name = mid + ".mp"
self.fix_button = 0
slist = []
for o in olist:
slist.append(o["id"] + ".png")
self.main.to_detail_mode_from_home(Global.score_folder_download + mp_name, slist, sid, self.category)
def load_score(self, slist, sid):
png_name = slist[sid]
uid = png_name[0:len(png_name)-4]
mp_name = uid + '.mp'
self.fix_button = 0
self.main.to_detail_mode_from_home(Global.score_folder_local + mp_name, slist, sid, self.category)
def new_score(self):
#if self.platform == 'sugar-xo':
#uid = self.generate_uid()
#self.main.activity.create_journal()
#self.main.activity.update_uid(uid)
# should give warning if the current canvas has unsaved notes
self.main.score.new_score()
self.main.to_canvas_view('NEW_PAGE')
def draw_hover_cell(self, cr):
if self.hover_cid == -1:
return
[x0, y0, x1, y1] = self.get_cell_bound(self.hover_cid)
cr.set_source_rgba(1, 1, 1, 0.4)
self.create_curvy_rectangle(cr, x0, y0, self.cell_width, self.cell_height, 10)
cr.fill()
def draw_sub(self, cr):
(x, y) = (self.cell_x0, self.y+self.cell_y0)
img = cairo.ImageSurface.create_from_png(Global.home_img[self.category])
self.draw_img(cr, img, x, y-6+Global.home_img_offset_y[self.category]-img.get_height())
cr.set_source_rgb(0.16, 0.16, 0.16)
self.set_font(cr)
cr.set_font_size(28)
ex = cr.text_extents(self.category)
cr.move_to(x+img.get_width()+8, y-ex[3]+6+Global.home_tag_offset_y[self.category])
cr.show_text(self.category)
for i in range(self.page_no_items):
#for i in range(self.page_max_items):
if i >= self.page_no_items:
self.draw_piece(cr, x+self.cell_div_width*(i%4), y+self.cell_div_height*(i/4))
elif self.category == 'Mine':
self.draw_piece(cr, x+self.cell_div_width*(i%4), y+self.cell_div_height*(i/4), self.page_item_list[i])
else:
self.draw_piece(cr, x+self.cell_div_width*(i%4), y+self.cell_div_height*(i/4), self.page_item_list[i], self.all_item_list[i]['likes'], self.all_item_list[i]['play_count'], self.main.home_view.like_table[self.all_item_list[i]['id']])
def draw_piece(self, cr, x, y, filename = '', likes = 0, play_count = 0, like = False):
if filename == '' or filename == 'NEW_PAGE':
self.create_curvy_rectangle(cr, x, y, self.cell_width, self.cell_height, 10)
cr.set_source_rgb(0.88, 0.88, 0.88)
cr.fill()
if filename == 'NEW_PAGE':
cr.set_source_rgb(0.4, 0.4, 0.4)
self.set_font(cr)
cr.set_font_size(28)
ex = cr.text_extents(str('Create new'))
cr.move_to(x+self.cell_width/2-ex[2]/2, y+self.cell_height/2+8)
cr.show_text(str('Create new'))
else:
if self.category == 'Mine':
path = Global.score_folder_local + filename
else:
path = Global.score_folder_download + filename
img = cairo.ImageSurface.create_from_png(path)
cr.set_source_surface(img, x, y)
cr.paint()
if self.category != 'Mine': # if a piece is uploaded, should still display the number
offset_x = self.draw_count(cr, x, y+self.cell_height+6, 'favorite', like, likes)
self.draw_count(cr, x+offset_x+16, y+self.cell_height+6, 'play', False, play_count)
def mask_img(self, cr, img, x, y):
cr.mask_surface(img, x, y)
cr.fill()
def draw_img(self, cr, img, x, y):
cr.set_source_surface(img, x, y)
cr.paint()
def draw_count(self, cr, x, y, ty, highlight, cnt):
img = cairo.ImageSurface.create_from_png(Global.home_img[ty])
if ty == 'favorite' and highlight:
cr.set_source_rgb(0.84, 0, 0)
self.mask_img(cr, img, x, y)
else:
self.draw_img(cr, img, x, y)
cr.set_source_rgb(0.4, 0.4, 0.4)
self.set_font(cr)
cr.set_font_size(20)
ex = cr.text_extents(str(cnt))
cr.move_to(x+img.get_width()+3, y+ex[3]+5)
cr.show_text(str(cnt))
return img.get_width()+4+ex[2]
def draw_arrows(self, cr):
r = f = True
if self.page == 0 or self.hover_icon == 'rewind':
r = False
if self.page == self.total_pages-1 or self.hover_icon == 'forward':
f = False
img = cairo.ImageSurface.create_from_png(Global.detail_img['rewind'])
[x0, y0, x1, y1] = self.get_icon_bound('rewind')
cr.set_source_surface(img, x0, y0)
cr.paint()
if not r:
cr.set_source_rgba(1, 1, 1, 0.7)
cr.rectangle(x0, y0, x1-x0, y1-y0)
cr.fill()
img = cairo.ImageSurface.create_from_png(Global.detail_img['forward'])
[x0, y0, x1, y1] = self.get_icon_bound('forward')
cr.set_source_surface(img, x0, y0)
cr.paint()
if not f:
cr.set_source_rgba(1, 1, 1, 0.7)
cr.rectangle(x0, y0, x1-x0, y1-y0)
cr.fill()
def on_icon(self, mx, my):
[x0, y0, x1, y1] = self.get_icon_bound('rewind')
if x0 <= mx and mx < x1 and y0 <= my and my < y1:
return 'rewind'
[x0, y0, x1, y1] = self.get_icon_bound('forward')
if x0 <= mx and mx < x1 and y0 <= my and my < y1:
return 'forward'
return 'none'
def on_cell(self, mx, my):
for i in range(self.page_no_items):
[x0, y0, x1, y1] = self.get_cell_bound(i)
if x0 <= mx and mx < x1 and y0 <= my and my < y1:
return i
return -1
def get_icon_bound(self, name):
x0 = self.cell_x0 - 20 - 55
x1 = self.cell_x0 + 3 * self.cell_div_width + self.cell_width + 20
y = self.y + 360
if name == 'rewind':
return [x0, y, x0 + 55, y + 70]
elif name == 'forward':
return [x1, y, x1 + 55, y + 70]
def get_cell_bound(self, i):
x0 = self.cell_x0+self.cell_div_width*(i%4)
y0 = self.y+self.cell_y0+self.cell_div_height*(i/4)
x1 = x0+self.cell_width
y1 = y0+self.cell_height
return (x0, y0, x1, y1)
def create_curvy_rectangle(self, cr, x0, y0, w, h, r):
x1 = x0 + w
y1 = y0 + h
cr.move_to(x0, y0+r)
cr.arc(x0+r, y0+r, r, pi, 1.5*pi)
cr.line_to(x1-r, y0)
cr.arc(x1-r, y0+r, r, 1.5*pi, 2*pi)
cr.line_to(x1, y1-r)
cr.arc(x1-r, y1-r, r, 0, 0.5*pi)
cr.line_to(x0+r, y1)
cr.arc(x0+r, y1-r, r, 0.5*pi, 1.0*pi)
cr.close_path()
def set_font(self, cr):
if self.platform == 'sugar-xo':
cr.set_font_face(self.font)
else:
cr.select_font_face(self.font, cairo.FONT_SLANT_NORMAL, cairo.FONT_WEIGHT_NORMAL)
def no_to_c(self, n):
if n < 10:
return str(n)
else:
return chr(ord('a')+n-10)
def check_music_exist(self, sid):
return os.path.isfile(Global.score_folder_download + sid + ".mp")
def check_thumb_exist(self, sid):
return os.path.isfile(Global.score_folder_download + sid + ".png")