def screen_resize():
global snek_edit_win, snek_repl_win
curses.update_lines_cols()
(edit_lines, edit_y, repl_lines, repl_y) = screen_get_sizes()
screen_paint()
snek_edit_win.resize(edit_lines, curses.COLS, edit_y, 0)
snek_repl_win.resize(repl_lines, curses.COLS, repl_y, 0)
def main(stdscr):
stdscr.clear()
stdscr.refresh()
curses.update_lines_cols()
curses.curs_set(0)
curses.noecho()
global_consts.GAMESIZE = [curses.LINES - 8, curses.COLS - 1]
gamemap = GameMap(global_consts.GAMESIZE, stdscr)
while True:
inp = [0, 0]
c = stdscr.getch()
if c == curses.KEY_UP:
inp = [-1, 0]
if c == curses.KEY_DOWN:
inp = [1, 0]
if c == curses.KEY_LEFT:
inp = [0, -1]
if c == curses.KEY_RIGHT:
inp = [0, 1]
gamemap.move_player(inp)
gamemap.update_entity_map()
gamemap.update_entities()
gamemap.draw(stdscr)
stdscr.refresh()
def get_key_pressed(self):
char = self.screen.getch()
if char == curses.KEY_RESIZE:
curses.update_lines_cols()
self.width = curses.COLS
self.height = curses.LINES
return char
def checkTermSize(self): curses.update_lines_cols() self.termY = curses.LINES self.termX = curses.COLS # self.stdscr.addstr(9,0 ,str((self.termY, self.termX))) self.stdscr.refresh()
def draw_heap_map(self):
""" Draw the window to represent the current snapshot
:returns bool: success of the operation
"""
window_lines, window_cols = self.__window.getmaxyx()
if hasattr(curses, "update_lines_cols"):
curses.update_lines_cols()
self.__window.clear()
self.__map_cords = None
add_space, true_rows, true_cols = self.__get_map_size()
# check for the minimal screen size
rows_cond = window_lines < self.__MIN_ROWS
cols_cond = window_cols - add_space < self.__MIN_COLS
if rows_cond or cols_cond:
return False
# creating the heap map screen decomposition
decomposition = self.create_map_matrix(true_rows, true_cols)
# update map information and coordinates
self.__map_cords = {
'row': 1,
'col': add_space + 1,
'map': decomposition
}
# printing heap map decomposition to the console window
self.print_matrix(self.__MIN_ROWS, window_cols, add_space)
# printing heap info to the console window
self.print_map_info(add_space)
return True
def get_key_pressed(self):
char = self.screen.getch()
if char == curses.KEY_RESIZE:
curses.update_lines_cols()
self.width = curses.COLS
self.height = curses.LINES
return char
def __get_graph_size(self):
""" Calculates the true graph's size.
Also check the screen's size limitations.
:returns tuple: address info length, map's rows, map's columns
:raises curses.error: when minimal screen's size is not respected
"""
window_lines, window_cols = self.__window.getmaxyx()
if hasattr(curses, 'update_lines_cols'):
curses.update_lines_cols()
# calculate space for the Y-axis information
max_y_axis_len = len(str(self.__heap['stats']['max_amount']))
if max_y_axis_len < len(self.__Y_AXIS_TEXT):
max_y_axis_len = len(self.__Y_AXIS_TEXT)
# check for the minimal screen size
rows_cond = window_lines < self.__MIN_ROWS
cols_cond = window_cols - max_y_axis_len < self.__MIN_COLS
if rows_cond or cols_cond:
raise curses.error
# number of the screen's rows == (minimum of rows)
# - 2(border lines) - 1 (info line)
graph_rows = self.__MIN_ROWS - 3
# number of the screen's columns ==
# (terminal's current number of the columns)
# - (size of Y-axis info) - 2(border columns)
graph_cols = window_cols - max_y_axis_len - 2
return graph_rows, graph_cols, max_y_axis_len
def draw_heat_map(self):
""" Draw the window to represent HEAT map """
window_lines, window_cols = self.__window.getmaxyx()
if hasattr(curses, "update_lines_cols"):
curses.update_lines_cols()
self.__window.clear()
self.__map_cords = None
add_space, true_rows, true_cols = self.__get_map_size()
# check for the minimal screen size
rows_cond = window_lines < self.__MIN_ROWS
cols_cond = window_cols - add_space < self.__MIN_COLS
if rows_cond or cols_cond:
self.print_resize_req()
return
# creating the heat map screen decomposition
decomposition = self.create_heat_matrix(true_rows, true_cols)
# update map information and coordinates
self.__map_cords = {
'row': 1,
'col': add_space + 1,
'map': decomposition
}
# printing heat map decomposition to the console window
self.print_matrix(self.__MIN_ROWS, window_cols, add_space)
self.print_menu(self.__HEAT_MENU_TEXT)
self.reset_cursor()
self.print_field_info()
def main(stdscr):
stdscr.clear()
stdscr.refresh()
curses.update_lines_cols()
curses.curs_set(0)
mainmenu = Menu(25, "Main Menu")
mainmenu.addchoice("Generate Map")
mainmenu.addchoice("New Character")
mainmenu.addchoice("Start Game")
mainmenu.addchoice("Exit")
while True:
c = chr(stdscr.getch())
if c == "w":
mainmenu.select(-1)
if c == "s":
mainmenu.select(1)
mainmenu.updatemenu(c)
mainmenu.draw([0, 0])
stdscr.refresh()
def draw_frame():
"""Draw the data's viewinfo model"""
# curses sets some global vars when initialized so disable pylint
# pylint: disable=no-member
curses.update_lines_cols()
curses.curs_set(0)
stdscr.clear()
half_point = int(curses.COLS / 2)
stdscr.vline(0, half_point, "|", curses.LINES - 2)
l1_len = min(curses.LINES - 2, len(viewinfo[0]))
for line in range(l1_len):
draw_obj(line, 0, 0, line + windows_loc, half_point)
l2_len = min(curses.LINES - 2, len(viewinfo[1]))
for line in range(l2_len):
max_linesize = curses.COLS - half_point - 1
draw_obj(line, half_point + 1, 1, line + windows_loc, max_linesize)
# Put 2 or 3 simple info tips in the lowest position
stdscr.hline(curses.LINES - 2, 0, "-", curses.COLS - 1)
stdscr.addstr(
curses.LINES - 1,
0,
" - ".join(help_info)[:curses.COLS - 1],
)
stdscr.refresh()
def find(self):
self.init_screen()
left = LeftWin(self.screen)
right = RightWin(self.screen)
attr = Attributes(self.screen)
menu = [[d, left.start] for d in self.data.keys()]
left.draw(menu)
right.draw()
border = Separator(self.screen)
border.draw(right.x-2)
attr.draw()
key = ''
while key != ord('q'):
self.screen.redrawwin()
if key == curses.KEY_RESIZE:
self.screen.clear()
curses.update_lines_cols()
left.draw(menu)
border.draw(right.x-2)
right.draw()
left.listen(key)
right.draw_info(self.data[left.selected_item])
self.init_border()
attr.draw()
key = self.screen.getch()
curses.endwin()
def resize(content, logo, sidebar, menu, messages):
curses.update_lines_cols() # Requires Python 3.5.
logo.resize(*logo_dimensions())
sidebar.resize(*sidebar_dimensions())
menu.resize(*menu_dimensions())
content.resize(*content_dimensions())
messages.resize(*message_dimensions())
def init_curses():
"""initialize curses"""
screen = curses.initscr()
curses.start_color()
screen.border()
screen.nodelay(True)
curses.update_lines_cols()
curses.curs_set(False)
def printer(stdscr):
try:
refresh_count = 0
def plot_window():
nonlocal refresh_count
refresh_count += 1
if refresh_count >= 1000:
refresh_count = 0
stdscr.clear()
stdscr.move(0, 0)
stdscr.addstr(0, 0, "Process")
stdscr.addstr(0, 14, "PID")
stdscr.addstr(0, 21, "Activity")
stdscr.addstr(0, 45, "Progress")
stdscr.move(0, 0)
stdscr.chgat(curses.A_REVERSE)
for i in range(min(curses.LINES - 1, num_process)):
items = processes[i + 1].state_str()
stdscr.move(i + 1, 0)
stdscr.clrtoeol()
stdscr.addstr(i + 1, 0, items[0])
stdscr.addstr(i + 1, 14, items[1])
stdscr.addstr(i + 1, 21, items[2])
stdscr.addstr(i + 1, 45, items[3])
if num_process + 1 <= curses.LINES:
stdscr.move(num_process + 1, 0)
stdscr.refresh()
print("Printer initialized")
for n in unterminated_processes:
processes[n] = ProcessState(n, "-", "Waiting", "-")
old_lines = curses.LINES
while len(unterminated_processes) > 0:
curses.update_lines_cols()
if curses.LINES != old_lines:
plot_window()
old_lines = curses.LINES
while not q.empty():
state = q.get()
processes[state.id_process] = state
if state.activity == "Terminated" or state.activity == "DB error":
unterminated_processes.remove(state.id_process)
plot_window()
import os
from loacore.conf import OUTPUT_PATH
f = open(os.path.join(OUTPUT_PATH, "result.log"), "w")
for i in processes.keys():
items = processes[i].state_str()
f.write(items[0] + '\t' + items[1] + '\t' + items[2] + '\t' +
items[3] + '\t\n')
f.close()
except:
from loacore.conf import OUTPUT_PATH
file = open(os.path.join(OUTPUT_PATH, "debug_curse.txt"))
file.close()
def update(self): entities = self.scene.entities self.screen.clear() curses.update_lines_cols() self.update_dimensions() for e in entities: self.draw(e.graphic.render(), e.position, e.graphic.size) self.screen.refresh()
def main(stdscr):
COLS, LINES = curses.COLS, curses.LINES
pad_loc, rectangle_loc, editwin_loc = defineWindowArea(
LINES, COLS) # define all localisation of elements
#### the recv message screen
writemessage = WriteMessage()
edit_writemessage_pad(pad_loc, writemessage)
o_pubnub = initPubNub(
stdscr) # PubNub object initialized in assets/myfunc/initPubNub.py
edit_stdscr_window(stdscr) # header
writemessage.write_start_up_message(f"{o_pubnub.uuid}") # welcome message
draw_rectangle(
stdscr, rectangle_loc,
"message :") # draw rectangle (from assets/myfunc/draw_rectangle.py)
o_pubnub.add_listener(
MessageListener(writemessage)) # set message listener
o_pubnub.add_listener(
PresenceListener(writemessage)) # set presence listener
o_pubnub.subscribe().channels(
"general").with_presence().execute() # subscribe to the main channel
o_pubnub._channel_name = "general" # we create a custom variable to keep
#a trace of the channel subscribed
# (in order to switch channel[not availible now])
#### the send message screen
commandSlash_handler = SlashCommand(
writemessage,
o_pubnub) # SlashCommand object from assets/myclass/slashCommand.py
stay_connected = True
while stay_connected:
editwin, box = feditwin(editwin_loc)
message = box.gather()
message = sanitizeStr(message)
if message == '': # empty message -> dont send it
pass
elif message.startswith('/'):
stay_connected = commandSlash_handler.run_command(message)
else:
channel = o_pubnub._channel_name
o_pubnub.publish().channel(channel).message(message).sync()
editwin.erase()
curses.update_lines_cols()
if curses.LINES != LINES or curses.COLS != COLS: # resize the window localisation if size of the terminal is modified (after send a message)
LINES, COLS = curses.LINES, curses.COLS
pad_loc, rectangle_loc, editwin_loc = defineWindowArea(LINES, COLS)
draw_rectangle(stdscr, rectangle_loc, "message :")
edit_writemessage_pad(pad_loc, writemessage)
edit_stdscr_window(stdscr)
def resize(self):
curses.update_lines_cols()
self.item_length = curses.COLS - 2
self.item_windows = [
curses.newwin(self.item_height, self.item_length,
self.item_height * i, 1)
for i in range(len(self.items))
]
self.window.clear()
self.window.refresh()
def update_sizes(self):
# OKAY. Definitively, these guys are the right ones.
#
# GetConsoleScreenBufferInfo will return the size of the _main_
# buffer, which _isn't_ resized till the buffer exits....
curses.update_lines_cols()
self.window_width = curses.COLS - 1
self.window_height = curses.LINES - 1
self.title_height = 1
raw_title = self._get_raw_title()
self.title = raw_title + (" " * (self.window_width - len(raw_title)))
# self.message_box_height = 2
self.message_box_width = self.window_width - len(self.prompt)
self._edit_box.resize(self.message_box_width)
new_height = max(2, self._edit_box.get_height())
old_height = self.message_box_height
if new_height != old_height:
self.message_box_height = new_height
# print(f'{self._edit_box.get_rows()}')
# print(f'msg_box_h: {self.message_box_height}')
self.msg_box_origin_row = self.window_height - self.message_box_height
# print(f'msg_box_y: {self.msg_box_origin_row}')
self.msg_box_origin_col = len(self.prompt) + 1
clear_win = curses.newwin(
self.message_box_height,
self.message_box_width,
self.msg_box_origin_row,
0,
)
clear_win.clear()
clear_win.addstr(0, 0, self.prompt)
clear_win.refresh()
# self.draw_prompt()
self.stdscr.refresh()
self.editwin = curses.newwin(
self.message_box_height,
self.message_box_width,
self.msg_box_origin_row,
self.msg_box_origin_col,
)
self.keybinding_labels_height = 1
self.keybinding_labels_width = self.window_width
self.keybinding_labels_origin_row = self.window_height
self.keybinding_labels_origin_col = 0
self.chat_history_height = self.window_height - (
(self.message_box_height - 1) + self.title_height +
self.keybinding_labels_height)
self._pad_height = self.chat_history_height + 100
self.pad = curses.newpad(self._pad_height, self.window_width + 1)
def mainloop(screen, page):
current_cell = [0, 0]
while True:
c = screen.getch()
if (c == ord('q') or c == 'q'):
break
if c == -1:
continue
page.callback_char(c)
curses.update_lines_cols()
page.refresh(point(curses.LINES, curses.COLS))
def _set_coords(self):
curses.update_lines_cols()
if positions.STATUS_BAR_POSITION == positions.SCREEN_TOP:
positions.STATUS_BAR_COORDS = (0, 0)
positions.BROWSER_UPPER_LEFT_COORDS = (1, 0)
positions.BROWSER_BOTTOM_RIGHT_COORDS = (curses.LINES - 1,
curses.COLS - 1)
else:
positions.STATUS_BAR_COORDS = (curses.LINES - 1, 0)
positions.BROWSER_UPPER_LEFT_COORDS = (0, 0)
positions.BROWSER_BOTTOM_RIGHT_COORDS = (curses.LINES - 2,
curses.COLS - 1)
def _handle_screen_resize(self,
append: str = None,
attr: int = curses.A_NORMAL):
# Re-apply the history to the back-scroll with the new screen dimensions
curses.update_lines_cols()
self._apply_history_to_back_scroll()
self._redraw_screen()
if append is not None:
self._std_scr.addstr(append, attr)
self._std_scr.refresh()
def promptResize(screen,lines,columns):
screen.addstr("Resize terminal to atleast {height} Lines and {width} columns\n".format(
height = lines, width = columns))
isGoodSize = False
while not isGoodSize:
keyIn = screen.getch()
if(keyIn == curses.KEY_RESIZE):
curses.update_lines_cols()
if curses.LINES >= lines and curses.COLS >= columns:
screen.resize(curses.LINES,curses.COLS)
isGoodSize = True
UI.clearScreen(screen)
def init_screen(self):
curses.update_lines_cols()
self.y = curses.LINES
self.x = curses.COLS
if self.y < 4:
raise WindowTooSmallExeception()
self.input_height = 1
if self.y > 40:
self.input_height = 3
elif self.y > 20:
self.input_height = 2
self.win_history = curses.newwin(self.y - self.input_height - 3, self.x - 2, 1, 1)
self.win_edit = curses.newwin(self.input_height, self.x - 2, self.y - self.input_height - 1, 1)
def prepare_screen(scr):
"""Draw border, make async key input and other prep."""
scr.border()
scr.nodelay(True) # noqa: Z425
curses.curs_set(False) # noqa: Z425
curses.update_lines_cols()
# needed to get black character background for terminals with color support
# https://stackoverflow.com/questions/18551558/how-to-use-terminal-color-palette-with-curses
if curses.can_change_color():
curses.start_color()
curses.use_default_colors()
for color in range(0, getattr(curses, 'COLORS')):
curses.init_pair(color + 1, color, -1)
def main(screen, panels, callbacks, modal_callbacks, loop_delay):
"""
Main loop. See start_helm for more information.
"""
# mode is used for switching between different input modes
# this is controlled entirely by the provided callbacks
assert 'default' in modal_callbacks
mode = 'default'
curses.curs_set(False)
screen.nodelay(True)
while True:
# detect resizes
screen_height, screen_width = screen.getmaxyx()
# process all buffered key presses
key = screen.getch()
while key != curses.ERR:
callback = None
if key == curses.KEY_RESIZE:
curses.update_lines_cols()
elif key in callbacks:
callback = callbacks[key]
elif chr(key) in callbacks:
callback = callbacks[chr(key)]
elif key in modal_callbacks[mode]:
callback = modal_callbacks[mode][key]
elif chr(key) in modal_callbacks[mode]:
callback = modal_callbacks[mode][chr(key)]
if callback is not None:
# invoke callback
# may optionally return a value to change the mode
ret = callback()
if ret is not None:
if not ret in modal_callbacks:
raise Exception('{} is not a valid mode'.format(ret))
mode = ret
key = screen.getch()
screen.erase()
panel_draw(screen, panels, Position(0, 0, screen_width, screen_height))
screen.refresh()
time.sleep(loop_delay)
def loop_coroutines(canvas):
curses.update_lines_cols()
curses.initscr()
curses.curs_set(0)
canvas.nodelay(True)
while globals_vars.coroutines:
for coroutine in globals_vars.coroutines:
try:
coroutine.send(None)
canvas.border()
except StopIteration:
globals_vars.coroutines.remove(coroutine)
canvas.refresh()
time.sleep(TIC_TIMEOUT)
def resize(self):
log.debug(self.__screen.getmaxyx())
curses.update_lines_cols()
self.__height = curses.LINES - self.__statusbar_height
self.__width = curses.COLS - 1
self.__main_window.resize(self.__height, curses.COLS)
self.__statusbar.mvwin(self.__height, 0)
self.__statusbar.resize(self.__statusbar_height, curses.COLS)
self.__screen.clear()
self.__screen.refresh()
def _resize(self, key):
curses.update_lines_cols()
self.maxy, self.maxx = self.stdscr.getmaxyx()
self.stdscr.clear()
self.stdscr.refresh()
self.win.resize(self.maxy - self.LOG_HEIGHT - 1, self.maxx)
self.win.clear()
self.log_win.mvwin(self.maxy - self.LOG_HEIGHT - 1, 0)
self.log_win.resize(self.LOG_HEIGHT, self.maxx)
self.log_win.setscrreg(1, self.LOG_HEIGHT-2)
self.log_win.clear()
self.log_win.refresh()
logging.info("Window resized")
self.dirty = True
def loop(full_screen):
full_screen.keypad(False)
full_screen.leaveok(True)
height, width = full_screen.getmaxyx()
window = curses.newwin(height - 1, width, 0, 0)
bottom = curses.newwin(1, width, height - 1, 0)
bottom.addstr(0, 0, INSTRUCTIONS)
bottom.refresh()
setup_logging()
curses.curs_set(0)
window.nodelay(True)
drops = set()
umbrella = Umbrella(window)
state = "open"
while True:
umbrella_dx = 0
keypress = get_keypress(window)
if keypress == curses.KEY_LEFT:
umbrella_dx = -1
elif keypress == curses.KEY_RIGHT:
umbrella_dx = 1
elif keypress == curses.KEY_UP:
state = "open"
elif keypress == curses.KEY_DOWN:
state = "close"
else:
keypress = None
height, width = window.getmaxyx()
if width < MIN_SIZE[0] or height < MIN_SIZE[1]:
raise ScreenTooSmall
if len(drops) < height * height * DROPS_RATIO:
drops.add(Drop(window))
for drop in list(drops):
try:
drop.fall(bottom)
except Drop.FellOnSomething:
drops.remove(drop)
drops.add(Drop(window))
umbrella.loop(dx=umbrella_dx, state=state)
window.refresh()
bottom.refresh()
time.sleep(REFRESH_TIME)
curses.update_lines_cols()
def mainloop(stdscr):
stdscr.timeout(REFRESH_SECONDS * 1000)
curses.curs_set(0)
while True:
stdscr.noutrefresh()
stdscr.erase()
refresh(stdscr, client)
curses.doupdate()
key = stdscr.getch()
if key == curses.KEY_RESIZE:
curses.update_lines_cols()
stdscr.redrawwin()
if key == ord("q"):
break
def mainloop(stdscr):
stdscr.timeout(REFRESH_SECONDS * 1000)
curses.curs_set(0)
while True:
stdscr.noutrefresh()
stdscr.erase()
refresh(stdscr, client)
curses.doupdate()
key = stdscr.getch()
if key == curses.KEY_RESIZE:
curses.update_lines_cols()
stdscr.redrawwin()
if key == ord("q"):
break
def main(stdscr):
stdscr.clear()
stdscr.refresh()
curses.update_lines_cols()
curses.curs_set(0)
gamemap = GameMap([curses.LINES - 8, curses.COLS - 1])
while True:
gamemap.update_player(stdscr)
gamemap.draw(stdscr)
stdscr.refresh()
def resize(self):
height, width = get_hw(sys.stdout)
curses.resizeterm(height, width)
curses.update_lines_cols()
self.screen.resize(height, width)
self.banner.resize(1, width, height - 1, 0)
self.console.resize(height - 1, width, 0, 0)
set_hw(self.proc.stdout, self.console.height, self.console.width)
self.proc.send_signal(signal.SIGWINCH)
self.resize_event = False
self.screen.clear()
self.refresh()
def resize_screen():
global needs_refreshing
global win_status_bar
global list_view_pad
global command_bar
curses.update_lines_cols()
win_status_bar = curses.newwin(1, curses.COLS)
list_view_pad = curses.newpad((100 + 2)*3, curses.COLS)
# The length of posts is not always going to be 100, account for this.
# One factor that can change the required size of this pad is stickies, as
# they are not included in the 100 post limit. Also, reddit might increase
# the post limit (maybe for gold users), but that hasn't been done yet.
# Plus, subreddits which have less than 100 total posts will have some
# space unused, but the code handles that well already.
command_bar = curses.newwin(1, curses.COLS, curses.LINES-1, 0)
needs_refreshing = ["viewing", "status-bar", "list-view"]
def resize(self):
old_sidebar_nlines, old_sidebar_ncols = self._sidebar_window_yx()
old_main_nlines, old_main_ncols = self._main_window_yx()
curses.endwin()
self._stdscr.refresh()
curses.update_lines_cols()
self._reset_stdscr()
sidebar_nlines, sidebar_ncols = self._sidebar_window_yx()
if sidebar_nlines <= 0 or sidebar_ncols <= 0:
self._sidebar_view.hide()
else:
self._sidebar_view.resize(curses.LINES - 3, SIDEBAR_WIDTH)
if old_sidebar_nlines <= 0 or old_sidebar_ncols <= 0:
window = self._new_sidebar_window()
assert window is not None
self._sidebar_view.show(window)
main_nlines, main_ncols = self._main_window_yx()
if main_nlines <= 0 or main_ncols <= 0:
if self._message_view:
self._message_view.hide()
if self._index_view:
self._index_view.hide()
else:
if self._message_view:
self._message_view.resize(main_nlines, main_ncols)
if self._index_view:
self._index_view.resize(main_nlines, main_ncols)
if old_main_nlines <= 0 or old_main_ncols <= 0:
window = self._new_main_window()
assert window is not None
if self._message_view:
self._message_view.show(window)
elif self._index_view:
self._index_view.show(window)
import curses
import random
import math
import time
# INITIALIZING THE SCREEN #####################################################
stdscr = curses.initscr() # initialize curses window
curses.noecho()
curses.cbreak() # app reacts to keys immediately without pressing enter
# set the cursor state. Can be set to 0,1,or2,for invisible,normal,or very
# visible
curses.curs_set(0)
curses.update_lines_cols()
# COLORS ######################################################################
if curses.has_colors():
curses.start_color()
curses.init_pair(1, curses.COLOR_RED, curses.COLOR_BLACK)
curses.init_pair(2, curses.COLOR_GREEN, curses.COLOR_BLACK)
curses.init_pair(3, curses.COLOR_BLUE, curses.COLOR_BLACK)
curses.init_pair(4, curses.COLOR_YELLOW, curses.COLOR_BLACK)
curses.init_pair(5, curses.COLOR_WHITE, curses.COLOR_BLACK)
# VARIABLES ###################################################################
max_y, max_x = stdscr.getmaxyx()
def painterm(screen, image, palette):
"""
The painterm application.
screen: The curses screen.
image: The image being edited.
palette: the values the terminal can display.
"""
screen.keypad(True)
curses.start_color()
curses.curs_set(0)
initialize_pairs(palette)
colour_codes = OrderedDict()
iterator = iter(palette)
for first in LETTERS:
for second in LETTERS.lower():
colour_codes[(first, second)] = next(iterator)
colour_stack = ColourStack()
for index in DEFAULT_COLOUR_INDICES:
colour_stack.push(palette[index])
translator = Translator(palette)
picker = Picker(0, 0, colour_codes, colour_stack, translator)
canvas = Canvas(PICKER_WIDTH, 0, image, colour_stack, translator)
screen.refresh()
picker.refresh()
canvas.refresh()
state = States.normal
snail = False
letter = None
while True:
try:
key = screen.getkey()
except curses.error:
curses.update_lines_cols()
picker.refresh()
canvas.refresh()
else:
if state == States.normal:
if key in DIRECTIONS:
x_change, y_change = DIRECTIONS[key]
canvas.move(x_change, y_change, snail=snail)
canvas.refresh()
elif key == DRAW:
canvas.draw()
canvas.refresh()
elif key == FILL:
canvas.fill()
canvas.refresh()
elif key == UNDO:
canvas.undo()
canvas.refresh()
elif key == REDO:
canvas.redo()
canvas.refresh()
elif key == SNAIL:
snail = not snail
elif key == DROPPER:
colour_stack.push(canvas.current_colour())
picker.refresh()
canvas.refresh()
elif key in LETTERS:
letter = key
state = States.colour_change
elif key in RECENT:
try:
colour_stack.push(
colour_stack.most_recent[int(key)]
)
except IndexError:
pass
else:
picker.refresh()
canvas.refresh()
elif key == QUIT:
return
elif state == States.colour_change:
if key in LETTERS.lower():
colour_stack.push(colour_codes[(letter, key.lower())])
picker.refresh()
canvas.refresh()
letter = None
state = States.normal
elif state == States.command:
pass
def scheduler(scr,args):
#Setup the screen
curses.start_color();
curses.use_default_colors();
scr.nodelay(True);
scr.keypad(1);
#Timing Related Variables
interval=args.refresh;
currTime=int(time.time());
lastTime = 0;
lastScreenRefresh = 0;
#Debug Related Variables
upCount=0;
downCount=0;
#Index Variables
topIndex = 0;
botIndex = 0;
maxDisplyed = 0;
quakeData=[];
#limit
limit=args.limit
if(limit < 0):
limit=math.inf;
eventsDisplayed = -1;
eventsAvail = -1;
#Long Press Functionality
pressLoops = 0;
pressThreshold = 30;
pressStep = 1; #Step Size
pressStepFF = 2; #Fast Forward Speed
pressNoPressLoops = 0;
pressNoPressMax = 100;
screenSize=scr.getmaxyx();
while (True): # Main Loop
currTime = int(time.time());
#Fetch Data
if((currTime - lastTime) > interval):
lastTime = int(time.time());
quakeData = fetchData(args,scr);
#Populate the Quake List
quakeList = earthquakeList(quakeData);
eventsAvail = quakeList.parseArgs(args);
scr.erase();
scr.move(0,0);
scr.clrtoeol();
#scr.addstr(0,0,"Top Index:"+str(topIndex));
#scr.addstr(0,14,"Bot Index:"+str(botIndex));
#scr.addstr(0,28,"DOWN Arrow Pressed ("+str(downCount)+")");
#scr.addstr(0,56,"UP Arrow Pressed ("+str(upCount)+")");
#scr.addstr(0,81,"Screen Height:"+str(screenSize[0]));
#Check on Screen Size
curses.update_lines_cols();
screenSize=scr.getmaxyx();
scr.resize(screenSize[0],screenSize[1]);
#botIndex=topIndex+(screenSize[0] if screenSize[0]<args.limit and args.limit>0 else args.limit)-2;
botIndex=topIndex+screenSize[0];# -1 so that there is one row available at the bottom
#Info Bar
scr.addstr(0,0,"{:}".format("Earthquake Data - Data Source: USGS"),curses.A_REVERSE);
#Key Capture Behavior
keyPress = scr.getch();
if(keyPress == curses.KEY_DOWN):
pressLoops += 1;
pressNoPressLoops = 0;
if(pressLoops >= pressThreshold):
pressStep = pressStepFF;
scr.erase();
downCount+=1;
if(botIndex > eventsAvail):# or (quakeList.events()< args.limit and quakeList.events() < screenSize[0]-2):
curses.beep();
else:
topIndex += pressStep;
botIndex += pressStep;
elif(keyPress == curses.KEY_UP):
pressLoops += 1;
pressNoPressLoops = 0;
if(pressLoops >= pressThreshold):
pressStep = pressStepFF;
scr.erase();
upCount+=1;
if(topIndex<=1):#1 so that there is 1 row buffer at the top
topIndex=0;
curses.beep();
else:
topIndex -= pressStep;
botIndex -= pressStep;
elif(keyPress == ord('t') or keyPress == ord('T')):
topIndex = 0;
botIndex=topIndex+screenSize[0];# -1 so that there is one row available at the bottom
scr.erase();
elif(keyPress == ord('q') or keyPress == ord('Q')):
return;
elif(keyPress == -1):
pressNoPressLoops += 1;
if(pressNoPressLoops > pressNoPressMax):
pressLoops = 0;
pressStep = 1;
#This is to make sure that the speed step won't go out of bounds
#if(botIndex > quakeList.events()):
# temp = botIndex - quakeList.events();
# topIndex -= temp;
#Print the quake list
displayValues = quakeList.display(scr,args,topIndex,botIndex,screenSize[0]);
#topIndex = displayValues[0];
eventsDisplayed = displayValues[1];
if(int(time.time()) - int(lastTime) < 5):
scr.addstr(screenSize[0]-2,0,"Updated: " + str(datetime.datetime.fromtimestamp(lastTime).strftime('%Y-%m-%d %H:%M:%S')),curses.A_BLINK);
else:
scr.addstr(screenSize[0]-2,0,"Updated: " + str(datetime.datetime.fromtimestamp(lastTime).strftime('%Y-%m-%d %H:%M:%S')));
scr.addstr(screenSize[0]-2,29,'Events: '+str(quakeList.events()));
#scr.addstr(screenSize[0]-1,45,"Press Loops:" + str(pressLoops));
#scr.addstr(screenSize[0]-1,62,"PressStep: "+ str(pressStep));
#Bottom Bar
#scr.addstr(screenSize[0]-1,0,"Test", curses.A_REVERSE());
#Refresh the Page
scr.refresh();
