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"""Demo of the drawing capabilities."""
from easyansi import colors as c
from easyansi import screen as s
from easyansi import cursor as cur
from easyansi import drawing as d
from easyansi.screen import prnt
DEFAULT_COLOR = c.color_code(c.WHITE, c.BLACK)
HEADING_COLOR = c.color_code(c.BRIGHT_YELLOW, c.BLACK)
SUB_HEADING_COLOR = c.color_code(c.BRIGHT_RED, c.BLACK)
PAGE_NUM_COLOR = c.color_code(c.BRIGHT_GREEN, c.BLACK)
LINE_COLOR = c.color_code(c.BRIGHT_BLUE, c.BLACK)
FOOTER_COLOR = c.color_code(c.BRIGHT_WHITE, c.BLACK)
SCREEN_WIDTH, SCREEN_HEIGHT = s.get_size()
HEADING = "Drawing Demo"
TOTAL_PAGES = 3
def main():
try:
drawing_demo()
except KeyboardInterrupt:
# The user pressed Ctrl+C to get here
pass
finally:
# Return the terminal to the users default state
c.reset()
print("\nCompleted")
def pause():
cur.locate(0, SCREEN_HEIGHT - 1)
prnt(FOOTER_COLOR)
input("Press ENTER to continue, or CTRL+C to quit ")
def clear_screen(sub_heading, page_num):
global SCREEN_WIDTH, SCREEN_HEIGHT
SCREEN_WIDTH, SCREEN_HEIGHT = s.get_size()
prnt(DEFAULT_COLOR)
# When you clear the screen, it will set the whole screen to the current
# foreground and background color that is currently set.
s.clear()
prnt(HEADING_COLOR + HEADING + ": ")
prnt(SUB_HEADING_COLOR + sub_heading)
page_text = str(page_num) + " / " + str(TOTAL_PAGES)
cur.locate(SCREEN_WIDTH - len(page_text), 0)
prnt(PAGE_NUM_COLOR + page_text)
cur.locate(0, 1)
prnt(LINE_COLOR)
d.hline(SCREEN_WIDTH)
cur.locate(0, SCREEN_HEIGHT - 2)
d.hline(SCREEN_WIDTH)
def drawing_demo():
hline_demo()
pause()
vline_demo()
pause()
box_demo()
pause()
def hline_demo():
clear_screen("hline", 1)
label_color = c.color_code(c.CYAN)
line_color = c.color_code(c.WHITE)
cur.locate(0, 3)
prnt(label_color + "Default Line: ")
print(line_color + d.hline_code(30))
print()
prnt(label_color + "Single Line: ")
print(line_color + d.hline_code(30, style=d.styles.SINGLE))
print()
prnt(label_color + "Double Line: ")
print(line_color + d.hline_code(30, style=d.styles.DOUBLE))
print()
prnt(label_color + "Keyboard Line: ")
print(line_color + d.hline_code(30, style=d.styles.KEYBOARD))
print()
prnt(label_color + "Custom Line 1: ")
print(line_color + d.hline_code(30, char="#"))
print()
prnt(label_color + "Custom Line 2: ")
print(line_color + d.hline_code(30, char="<-> "))
print()
def vline_demo():
clear_screen("vline", 2)
label_color = c.color_code(c.CYAN)
line_color = c.color_code(c.WHITE)
cur.locate(0, 3)
print(label_color + "Default Single Double Keyboard Custom Custom")
print(label_color + " Line Line Line Line Line 1 Line 2")
print(line_color)
row_start = 6
cur.locate(2, row_start)
d.vline(15)
cur.locate(11, row_start)
d.vline(15, style=d.styles.SINGLE)
cur.locate(19, row_start)
d.vline(15, style=d.styles.DOUBLE)
cur.locate(28, row_start)
d.vline(15, style=d.styles.KEYBOARD)
cur.locate(37, row_start)
d.vline(15, char="I")
cur.locate(45, row_start)
d.vline(15, char="^|v ")
cur.locate(0, 22)
def box_demo():
clear_screen("Boxes", 3)
label_color = c.color_code(c.WHITE)
line_color = c.color_code(c.BRIGHT_GREEN)
# Default Box
x = 1
y = 3
cur.locate(x + 2, y + 1)
prnt(label_color + "Default")
cur.locate(x + 4, y + 2)
prnt("Box")
cur.locate(x, y)
prnt(line_color)
d.box(11, 4)
# Single Box
x = 15
y = 3
cur.locate(x + 2, y + 1)
prnt(label_color + "Single")
cur.locate(x + 3, y + 2)
prnt("Box")
cur.locate(x, y)
prnt(line_color)
d.box(10, 4, style=d.styles.SINGLE)
# Double Box
x = 28
y = 3
cur.locate(x + 2, y + 1)
prnt(label_color + "Double")
cur.locate(x + 3, y + 2)
prnt("Box")
cur.locate(x, y)
prnt(line_color)
d.box(10, 4, style=d.styles.DOUBLE)
# Keyboard Box
x = 41
y = 3
cur.locate(x + 2, y + 1)
prnt(label_color + "Keyboard")
cur.locate(x + 4, y + 2)
prnt("Box")
cur.locate(x, y)
prnt(line_color)
d.box(12, 4, style=d.styles.KEYBOARD)
# Custom Box 1
x = 1
y = 9
cur.locate(x + 2, y + 1)
prnt(label_color + "Custom")
cur.locate(x + 2, y + 2)
prnt("Box 1")
cur.locate(x, y)
prnt(line_color)
d.box(10, 4, top_bottom="~", left="[", right="]", all_corners="@")
# Custom Box 2
x = 14
y = 9
cur.locate(x + 2, y + 1)
prnt(label_color + "Custom")
cur.locate(x + 2, y + 2)
prnt("Box 2")
cur.locate(x, y)
prnt(line_color)
d.box(10, 4, top_left="/", top_right="\\", bottom_left="\\", bottom_right="/",
top="=", bottom="-", left="{", right="}")
# Custom Box 3
x = 27
y = 9
cur.locate(x + 2, y + 1)
prnt(label_color + "Custom")
cur.locate(x + 2, y + 2)
prnt("Box 3")
cur.locate(x, y)
prnt(line_color)
d.box(10, 4, all_chars="*")
if __name__ == "__main__":
main()
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