#!/usr/bin/env python
# coding: utf-8

# This notebook tests the processing of ANSI and VT100 color escapes

# In[5]:


from __future__ import print_function


# In[41]:


ESC = '\x1b['
RESET = ESC + "00m"


# Plain ANSI 16-color

# In[9]:


for bg in range(40,48):
    for fg in range(30,38):
        print ("{ESC}01;{bg};{fg}mtext {RESET}".format(**locals()), end='')
    print ()


# ## 256-color

# In[27]:


t = "{ESC}00;38;5;{i}m{i:03} {RESET}"
for i in range(16):
    print (t.format(**locals()), end='')
    if i % 8 == 7:
        print ()
print ()

for i in range(16,232):
    print (t.format(**locals()), end='')
    if (i-16) % 6 == 5:
        print ()
    if (i-16) % 36 == 35:
        print ()

print ()

for i in range(232,256):
    print (t.format(**locals()), end='')
    if (i-232) % 12 == 11:
        print ()
print ()


# ## 256-color background

# In[29]:


t = "{ESC}00;48;5;{i}m{i:03} {RESET}"
for i in range(16):
    print (t.format(**locals()), end='')
    if i % 8 == 7:
        print ()

print ()

for i in range(16,232):
    print (t.format(**locals()), end='')
    if (i-16) % 6 == 5:
        print ()
    if (i-16) % 36 == 35:
        print ()

print ()

for i in range(232,256):
    print (t.format(**locals()), end='')
    if (i-232) % 12 == 11:
        print ()
print ()


# ## 256-color background and foreground

# In[42]:


t = "{ESC}00;48;5;{bg};38;5;{fg}m{fg:03} on {bg:03} {RESET}"

for bg in [2, 57, 160, 246]:
    for fg in [165, 102, 252, 9]:
        print (t.format(**locals()), end='')
    print()


# ## 24-bit RGB

# In[48]:


steps = range(0,256,30)

t = "{ESC}00;38;2;{r};{g};{b}m{r:03}|{g:03}|{b:03} {RESET}"
for r in steps:
    for g in steps:
        for b in steps:
            print (t.format(**locals()), end='')
        print()
    print()


# ## 24-bit RGB background

# In[47]:


steps = range(0,256,30)

t = "{ESC}00;48;2;{r};{g};{b}m{r:03}|{g:03}|{b:03} {RESET}"
for r in steps:
    for g in steps:
        for b in steps:
            print (t.format(**locals()), end='')
        print()
    print()