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<header>
<h1 class="title">Module <code>TermTk.TTkCore.canvas</code></h1>
</header>
<section id="section-intro">
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">#!/usr/bin/env python3
# MIT License
#
# Copyright (c) 2021 Eugenio Parodi &lt;ceccopierangiolieugenio AT googlemail DOT com&gt;
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the &#34;Software&#34;), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED &#34;AS IS&#34;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
import math
import TermTk.libbpytop as lbt
from TermTk.TTkCore.constant import TTkK
from TermTk.TTkCore.log import TTkLog
from TermTk.TTkCore.cfg import *
from TermTk.TTkCore.color import *
from TermTk.TTkCore.helper import *
from TermTk.TTkGui.theme import *
class TTkCanvas:
&#39;&#39;&#39;
TTkCanvas
canvas window primitives
...
Attributes
----------
Methods
-------
__init__({})
input obj{ width, height}
resize(w, h)
- resize the canvas keeping or cutting the current one
in w = the width of the new canvas
in h = the height of the new canvas
&#39;&#39;&#39;
__slots__ = (&#39;_widget&#39;, &#39;_width&#39;, &#39;_height&#39;, &#39;_newWidth&#39;, &#39;_newHeight&#39;,&#39;_theme&#39;, &#39;_data&#39;, &#39;_colors&#39;, &#39;_visible&#39;)
def __init__(self, *args, **kwargs):
self._widget = kwargs.get(&#39;widget&#39;, None)
self._visible = True
self._width = 0
self._height = 0
self._data = [[0]]
self._colors = [[TTkColor.RST]]
self._newWidth = kwargs.get(&#39;width&#39;, 0 )
self._newHeight = kwargs.get(&#39;height&#39;, 0 )
self.updateSize()
# self.resize(self._width, self._height)
# TTkLog.debug((self._width, self._height))
def getWidget(self): return self._widget
def updateSize(self):
if not self._visible: return
w,h = self._newWidth, self._newHeight
if w == self._width and h == self._height:
return
self._data = [[]]*h
self._colors = [[]]*h
for i in range(0,h):
self._data[i] = [&#39; &#39;]*w
self._colors[i] = [TTkColor.RST]*w
self._width = w
self._height = h
def resize(self, w, h):
self._newWidth = w
self._newHeight = h
def clean(self, pos=(0, 0), size=None):
if not self._visible: return
x,y = pos
w,h = size if size is not None else (self._width, self._height)
for iy in range(y,y+h):
for ix in range(x,x+w):
self._data[iy][ix] = &#39; &#39;
self._colors[iy][ix] = TTkColor.RST
def hide(self):
self._visible = False
def show(self):
self._visible = True
def _set(self, _y, _x, _ch, _col=TTkColor.RST):
if _y &lt; self._height and \
_x &lt; self._width and \
_x &gt;= 0 and _y &gt;=0 :
self._data[_y][_x] = _ch
self._colors[_y][_x] = _col.mod(_x,_y)
def drawVLine(self, pos, size, color=TTkColor.RST):
if size == 0: return
x,y = pos
ln = TTkCfg.theme.vline
self._set(y, x, ln[0], color)
self._set(y+size-1, x, ln[2], color)
if size &gt; 2:
for i in range(1,size-1):
self._set(y+i, x, ln[1], color)
def drawHLine(self, pos, size, color=TTkColor.RST):
if size == 0: return
x,y = pos
ln = TTkCfg.theme.hline
if size == 1:
txt = ln[0]
elif size == 2:
txt = ln[0]+ln[2]
else:
txt = ln[0]+(ln[1]*(size-2))+ln[2]
self.drawText(pos=pos, text=txt, color=color)
&#39;&#39;&#39;
pos = (x:int, y:int)
items = [str] # list of str to be written (for each column)
size = [int] # list of output sizes (for each column)
colors = [TTkColor] # list of colors (for each column)
alignments = [TTkK.alignment] # list of txtalignments (for each column)
&#39;&#39;&#39;
def drawTableLine(self, pos, items, sizes, colors, alignments ):
x,y = pos
for i in range(0,len(items)):
txt = items[i]
w = sizes[i]
color = colors[i]
align = alignments[i]
if w &gt; 0:
line = &#34;&#34;
lentxt = len(txt)
if lentxt &gt; w:
line += txt[0:w]
else:
pad = w-lentxt
if align == TTkK.NONE or align == TTkK.LEFT_ALIGN:
line += txt + &#34; &#34;*pad
elif align == TTkK.RIGHT_ALIGN:
line += &#34; &#34;*pad + txt
elif align == TTkK.CENTER_ALIGN:
p1 = pad//2
p2 = pad-p1
line += &#34; &#34;*p1 + txt+&#34; &#34;*p2
elif align == TTkK.JUSTIFY:
# TODO: Text Justification
line += txt + &#34; &#34;*pad
self.drawText(pos=(x,y), text=line, color=color)
x += w + 1
def drawText(self, pos, text, width=None, color=TTkColor.RST, alignment=TTkK.NONE):
if not self._visible: return
lentxt = len(text)
if width is None or width&lt;0:
width = lentxt
x,y = pos
if lentxt &lt; width:
pad = width-lentxt
if alignment == TTkK.NONE or alignment == TTkK.LEFT_ALIGN:
text = text + &#34; &#34;*pad
elif alignment == TTkK.RIGHT_ALIGN:
text = &#34; &#34;*pad + text
elif alignment == TTkK.CENTER_ALIGN:
p1 = pad//2
p2 = pad-p1
text = &#34; &#34;*p1 + text+&#34; &#34;*p2
elif alignment == TTkK.JUSTIFY:
# TODO: Text Justification
text = text + &#34; &#34;*pad
arr = list(text)
for i in range(0, len(arr)):
self._set(y, x+i, arr[i], color)
def drawBoxTitle(self, pos, size, text, align=TTkK.CENTER_ALIGN, color=TTkColor.RST, colorText=TTkColor.RST, grid=0):
if not self._visible: return
x,y = pos
w,h = size
if w &lt; 4: return
gg = TTkCfg.theme.grid[grid]
if len(text) &gt; w-4:
text = text[:w-4]
if align == TTkK.CENTER_ALIGN:
l = (w-2-len(text))//2
elif align == TTkK.LEFT_ALIGN:
l=1
else:
l = w-2-len(text)
r = l+len(text)+1
self._set(y,l, gg[7], color)
self._set(y,r, gg[6], color)
self.drawText(pos=(l+1,y),text=text,color=colorText)
def drawBox(self, pos, size, color=TTkColor.RST, grid=0):
self.drawGrid(pos=pos, size=size, color=color, grid=grid)
def drawButtonBox(self, pos, size, color=TTkColor.RST, grid=0):
if not self._visible: return
x,y = pos
w,h = size
gg = TTkCfg.theme.buttonBox[grid]
# 4 corners
self._set(y, x, gg[0], color)
self._set(y, x+w-1, gg[2], color)
self._set(y+h-1, x, gg[6], color)
self._set(y+h-1, x+w-1, gg[8], color)
if w &gt; 2:
for i in range(x+1,x+w-1):
self._set(y, i, gg[1], color)
self._set(y+h-1, i, gg[7], color)
if h &gt; 2:
for i in range(y+1,y+h-1):
self._set(i, x, gg[3], color)
self._set(i, x+w-1, gg[5], color)
def drawGrid(self, pos, size, hlines=[], vlines=[], color=TTkColor.RST, grid=0):
if not self._visible: return
x,y = pos
w,h = size
gg = TTkCfg.theme.grid[grid]
# 4 corners
self._set(y, x, gg[0x00], color)
self._set(y, x+w-1, gg[0x03], color)
self._set(y+h-1, x, gg[0x0C], color)
self._set(y+h-1, x+w-1, gg[0x0F], color)
if w &gt; 2:
# Top/Bottom Line
for i in range(x+1,x+w-1):
self._set(y, i, gg[0x01], color)
self._set(y+h-1, i, gg[0x0D], color)
if h &gt; 2:
# Left/Right Line
for i in range(y+1,y+h-1):
self._set(i, x, gg[0x04], color)
self._set(i, x+w-1, gg[0x07], color)
# Draw horizontal lines
for iy in hlines:
iy += y
if not (0 &lt; iy &lt; h): continue
self._set(iy, x, gg[0x08], color)
self._set(iy, x+w-1, gg[0x0B], color)
if w &gt; 2:
for ix in range(x+1,x+w-1):
self._set(iy, ix, gg[0x09], color)
# Draw vertical lines
for ix in vlines:
ix+=x
if not (0 &lt; ix &lt; w): continue
self._set(y, ix, gg[0x02], color)
self._set(y+h-1, ix, gg[0x0E], color)
if h &gt; 2:
for iy in range(y+1,y+h-1):
self._set(iy, ix, gg[0x06], color)
# Draw intersections
for iy in hlines:
for ix in vlines:
self._set(y+iy, x+ix, gg[0x0A], color)
def drawScroll(self, pos, size, slider, orientation, color=TTkColor.RST):
if not self._visible: return
x,y = pos
f,t = slider # slider from-to position
if orientation == TTkK.HORIZONTAL:
for i in range(x+1,x+size-1): # H line
self._set(y,x+i, TTkCfg.theme.hscroll[1], color)
for i in range(f,t): # Slider
self._set(y,x+i, TTkCfg.theme.hscroll[2], color)
self._set(y,x, TTkCfg.theme.hscroll[0], color) # Left Arrow
self._set(y,x+size-1, TTkCfg.theme.hscroll[3], color) # Right Arrow
else:
for i in range(y+1,y+size-1): # V line
self._set(y+i,x, TTkCfg.theme.vscroll[1], color)
for i in range(f,t): # Slider
self._set(y+i,x, TTkCfg.theme.vscroll[2], color)
self._set(y,x, TTkCfg.theme.vscroll[0], color) # Up Arrow
self._set(y+size-1,x, TTkCfg.theme.vscroll[3], color) # Down Arrow
pass
def drawTab(
self, pos, size,
labels, labelsPos, selected,
offset, leftScroller, rightScroller, slim=False,
color=TTkColor.RST, borderColor=TTkColor.RST, selectColor=TTkColor.RST):
x,y = pos
w,h = size
tt = TTkCfg.theme.tab
# phase 0 - Draw the Bottom bar
if slim:
bottomBar = tt[18]+tt[19]*(w-2)+tt[20]
bottomPos = y+1
else:
bottomBar = tt[11]+tt[12]*(w-2)+tt[15]
bottomPos = y+2
self.drawText(pos=(x,bottomPos),text=bottomBar)
# phase 1 - Draw From left to &#39;Selected&#39;
# phase 2 - Draw From right to &#39;Selected&#39;
def _drawTabSlim(x,y,a,b,c,d,e,txt,txtColor,borderColor):
lentext = len(txt)
center = a+txt+b
bottom = c+d*(lentext)+e
self.drawText(pos=(x,y),text=center, color=borderColor)
self.drawText(pos=(x+1,y),text=txt, color=txtColor)
self.drawText(pos=(x,y+1),text=bottom, color=borderColor)
def _drawTab(x,y,a,b,c,d,e,f,g,h,i,j,k,l,m,txt,txtColor,borderColor,slim):
if slim: return _drawTabSlim(x,y,i,j,k,l,m,txt,txtColor,borderColor)
lentext = len(txt)
top = a+b*lentext+c
center = d+txt+e
bottom = f+g*(lentext)+h
self.drawText(pos=(x,y+0),text=top, color=borderColor)
self.drawText(pos=(x,y+1),text=center, color=borderColor)
self.drawText(pos=(x+1,y+1),text=txt, color=txtColor)
self.drawText(pos=(x,y+2),text=bottom, color=borderColor)
for i in list( range(offset )) + \
list(reversed(range(offset+1, len(labels)) )):
text = labels[i]
posx = labelsPos[i]
_drawTab(x+posx,y,tt[0],tt[1],tt[3],tt[9],tt[9],tt[12],tt[12],tt[12],tt[9],tt[9],tt[23],tt[19],tt[24], text, color, borderColor, slim)
# phase 3 - Draw &#39;Selected&#39;
if selected != -1:
i = selected
text = labels[i]
posx = labelsPos[i]
_drawTab(x+posx,y,tt[4],tt[5],tt[6],tt[10],tt[10],tt[14],tt[12],tt[14],tt[10],tt[10],tt[21],tt[12],tt[22], text, selectColor, borderColor, slim)
if selected != offset:
i = offset
text = labels[i]
posx = labelsPos[i]
_drawTab(x+posx,y,tt[0],tt[1],tt[3],tt[9],tt[9],tt[13],tt[12],tt[13],tt[9],tt[9],tt[18],tt[19],tt[20], text, color, borderColor, slim)
# phase 4 - Draw left right tilt
if leftScroller:
top = tt[7]+tt[1]
center = tt[9]+tt[31]
if slim:
self.drawText(pos=(x,y),text=center, color=borderColor)
else:
self.drawText(pos=(x,y+0),text=top, color=borderColor)
self.drawText(pos=(x,y+1),text=center, color=borderColor)
if rightScroller:
top = tt[1]+tt[8]
center = tt[32]+tt[9]
if slim:
self.drawText(pos=(x+w-2,y),text=center, color=borderColor)
else:
self.drawText(pos=(x+w-2,y+0),text=top, color=borderColor)
self.drawText(pos=(x+w-2,y+1),text=center, color=borderColor)
def drawHChart(self, pos, values, zoom=1.0, color=TTkColor.RST):
x,y=pos
v1,v2 = values
gb=TTkCfg.theme.braille
&#39;&#39;&#39;
loop 0 1 2 3 = range(0,1+maxt//4)
v1 13 |---|---|---|--|
v2 10 |---|---|-|
maxt 13 |---|---|---|--|
out 4,4 4,4 4,2 3,0 0,0
o1 = 4 if v1-4 &gt; i*4 else v1-i*4
&#39;&#39;&#39;
# TTkLog.debug(f&#34;{(v1,v2)} z{zoom}&#34;)
zl1 = [ int(i*zoom) for i in v1 ]
zl2 = [ int(i*zoom) for i in v2 ]
maxz = max(max(zl1),max(zl2),0)
minz = min(min(zl1),min(zl2),0)
filled = True
for i in range(int(minz//4),int(maxz//4)+2):
ts1 = i*4
ts2 = i*4+4
&#39;&#39;&#39;
Braille bits:
o2 o1 = 4 bits each
1 5 Braille dots
2 6
3 7
4 8
TTkTheme.braille[( o1&lt;&lt;4 | o2 )] = Braille UTF-8 char
&#39;&#39;&#39;
braille = 0x00
for ii in range(len(zl1)):
z1 = zl1[ii]
z2 = zl2[ii]
o1,o2 = 0,0
#TTkLog.debug
if not filled or ii&gt;0:
if ts1 &lt;= z1 &lt; ts2: o1 = 0x80&gt;&gt;max(0,int(z1-ts1))
if ts1 &lt;= z2 &lt; ts2: o2 = 0x08&gt;&gt;max(0,int(z2-ts1))
else:
if (0&lt;=ts1&lt;z1)or(0&gt;ts1&gt;z1): o1 = 0xf0
if (0&lt;=ts1&lt;z2)or(0&gt;ts1&gt;z2): o2 = 0x0f
k1 = 0x0f80 if z1&gt;=0 else 0x00f0
k2 = 0x00f8 if z2&gt;=0 else 0x000f
if ts1 &lt;= z1 &lt; ts2: o1 = 0xf0&amp;(k1&gt;&gt;max(0,int(z1-ts1)))
if ts1 &lt;= z2 &lt; ts2: o2 = 0x0f&amp;(k2&gt;&gt;max(0,int(z2-ts1)))
braille ^= (o1|o2)
# braille &amp;= 0xff
#TTkLog.debug(f&#34;z:{zl1,zl2}, ts:{ts1,ts2},{o1,o2}&#34;)
#if braille&lt;0 or braille&gt;0xff:
# TTkLog.debug(f&#34;z:{zl1,zl2},t:{t1,t2},i:{i} {t1-i*4} {t2-i*4} o:{o1,o2}, {hex(braille)}&#34;)
self._set(y-i-1,x, gb[braille], color)
def drawMenuBarBg(self, pos, size, color=TTkColor.RST ):
mb = TTkCfg.theme.menuBar
self.drawText(pos, text=f&#34;{mb[3]}{mb[1]*(size-2)}{mb[4]}&#34;, color=color)
def drawMenuBarButton(self, pos, width, text, border=True, submenu=False, shortcuts=[], color=TTkColor.RST, borderColor=TTkColor.RST, shortcutColor=TTkColor.UNDERLINE ):
mb = TTkCfg.theme.menuBar
x,y = pos
if border:
self.drawText(pos=(x,y), color=borderColor ,text=mb[2])
self.drawText(pos=(x+1+len(text),y), color=borderColor ,text=mb[0])
self.drawText(pos=(x+1,y), color=color ,text=text)
off = 1
else:
self.drawText(pos=(x,y), color=color ,text=text)
if submenu:
self._set(y,x+width-1, mb[5], color)
off = 0
for i in shortcuts:
self._set(y,x+i+off, text[i], shortcutColor)
def execPaint(self, winw, winh):
pass
&#39;&#39;&#39;
geom = (x,y,w,h)
bound = (x,y,w,h)
x x+w
canvas: |xxxxxxxxxxxxxxxxxxxxxxx|
slice: |-----------|
bx bx+bw
bound: |--------|
0 self._width
self._canvas: |----|xxxxxx|----------|
&#39;&#39;&#39;
def paintCanvas(self, canvas, geom, slice, bound):
# TTkLog.debug(f&#34;PaintCanvas:{(x,y,w,h)}&#34;)
x, y, w, h = geom
bx,by,bw,bh = bound
# out of bound
if not self._visible: return
if not canvas._visible: return
if canvas._width==0 or canvas._height==0: return
if x+w &lt; bx or y+h&lt;by or bx+bw&lt;x or by+bh&lt;y:
return
x = min(x,self._width-1)
y = min(y,self._height-1)
w = min(w,self._width-x)
h = min(h,self._height-y)
# if x&gt;=self._width: x=self._width-1
# if y&gt;=self._height: y=self._height-1
# if w&gt;=self._width-x: w=self._width-x
# if h&gt;=self._height-y: h=self._height-y
xoffset = 0 if x&gt;=bx else bx-x
yoffset = 0 if y&gt;=by else by-y
wslice = w if x+w &lt; bx+bw else bx+bw-x
hslice = h if y+h &lt; by+bh else by+bh-y
for iy in range(yoffset,hslice):
for ix in range(xoffset,wslice):
#TTkLog.debug(f&#34;PaintCanvas:{(ix,iy)}&#34;)
if iy &gt; len(canvas._data)-1:
TTkLog.debug(f&#34;{canvas._width, canvas._height} - {(yoffset,hslice)}, {(xoffset,wslice)}, {slice}&#34;)
b = canvas._data[iy]
a = b[ix]
self._data[y+iy][x+ix] = a # canvas._data[iy][ix]
self._colors[y+iy][x+ix] = canvas._colors[iy][ix]
def pushToTerminal(self, x, y, w, h):
# TTkLog.debug(&#34;pushToTerminal&#34;)
lastcolor = TTkColor.RST
for y in range(0, self._height):
ansi = TTkColor.RST+lbt.Mv.t(y+1,1)
for x in range(0, self._width):
ch = self._data[y][x]
color = self._colors[y][x]
if color != lastcolor:
ansi += color-lastcolor
lastcolor = color
ansi+=ch
lbt.Term.push(ansi)</code></pre>
</details>
</section>
<section>
</section>
<section>
</section>
<section>
</section>
<section>
<h2 class="section-title" id="header-classes">Classes</h2>
<dl>
<dt id="TermTk.TTkCore.canvas.TTkCanvas"><code class="flex name class">
<span>class <span class="ident">TTkCanvas</span></span>
<span>(</span><span>*args, **kwargs)</span>
</code></dt>
<dd>
<div class="desc"><p>TTkCanvas
canvas window primitives
&hellip;
Attributes</p>
<hr>
<h2 id="methods">Methods</h2>
<p><strong>init</strong>({})
input obj{ width, height}</p>
<p>resize(w, h)
- resize the canvas keeping or cutting the current one
in
w = the width of the new canvas
in
h = the height of the new canvas</p></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class TTkCanvas:
&#39;&#39;&#39;
TTkCanvas
canvas window primitives
...
Attributes
----------
Methods
-------
__init__({})
input obj{ width, height}
resize(w, h)
- resize the canvas keeping or cutting the current one
in w = the width of the new canvas
in h = the height of the new canvas
&#39;&#39;&#39;
__slots__ = (&#39;_widget&#39;, &#39;_width&#39;, &#39;_height&#39;, &#39;_newWidth&#39;, &#39;_newHeight&#39;,&#39;_theme&#39;, &#39;_data&#39;, &#39;_colors&#39;, &#39;_visible&#39;)
def __init__(self, *args, **kwargs):
self._widget = kwargs.get(&#39;widget&#39;, None)
self._visible = True
self._width = 0
self._height = 0
self._data = [[0]]
self._colors = [[TTkColor.RST]]
self._newWidth = kwargs.get(&#39;width&#39;, 0 )
self._newHeight = kwargs.get(&#39;height&#39;, 0 )
self.updateSize()
# self.resize(self._width, self._height)
# TTkLog.debug((self._width, self._height))
def getWidget(self): return self._widget
def updateSize(self):
if not self._visible: return
w,h = self._newWidth, self._newHeight
if w == self._width and h == self._height:
return
self._data = [[]]*h
self._colors = [[]]*h
for i in range(0,h):
self._data[i] = [&#39; &#39;]*w
self._colors[i] = [TTkColor.RST]*w
self._width = w
self._height = h
def resize(self, w, h):
self._newWidth = w
self._newHeight = h
def clean(self, pos=(0, 0), size=None):
if not self._visible: return
x,y = pos
w,h = size if size is not None else (self._width, self._height)
for iy in range(y,y+h):
for ix in range(x,x+w):
self._data[iy][ix] = &#39; &#39;
self._colors[iy][ix] = TTkColor.RST
def hide(self):
self._visible = False
def show(self):
self._visible = True
def _set(self, _y, _x, _ch, _col=TTkColor.RST):
if _y &lt; self._height and \
_x &lt; self._width and \
_x &gt;= 0 and _y &gt;=0 :
self._data[_y][_x] = _ch
self._colors[_y][_x] = _col.mod(_x,_y)
def drawVLine(self, pos, size, color=TTkColor.RST):
if size == 0: return
x,y = pos
ln = TTkCfg.theme.vline
self._set(y, x, ln[0], color)
self._set(y+size-1, x, ln[2], color)
if size &gt; 2:
for i in range(1,size-1):
self._set(y+i, x, ln[1], color)
def drawHLine(self, pos, size, color=TTkColor.RST):
if size == 0: return
x,y = pos
ln = TTkCfg.theme.hline
if size == 1:
txt = ln[0]
elif size == 2:
txt = ln[0]+ln[2]
else:
txt = ln[0]+(ln[1]*(size-2))+ln[2]
self.drawText(pos=pos, text=txt, color=color)
&#39;&#39;&#39;
pos = (x:int, y:int)
items = [str] # list of str to be written (for each column)
size = [int] # list of output sizes (for each column)
colors = [TTkColor] # list of colors (for each column)
alignments = [TTkK.alignment] # list of txtalignments (for each column)
&#39;&#39;&#39;
def drawTableLine(self, pos, items, sizes, colors, alignments ):
x,y = pos
for i in range(0,len(items)):
txt = items[i]
w = sizes[i]
color = colors[i]
align = alignments[i]
if w &gt; 0:
line = &#34;&#34;
lentxt = len(txt)
if lentxt &gt; w:
line += txt[0:w]
else:
pad = w-lentxt
if align == TTkK.NONE or align == TTkK.LEFT_ALIGN:
line += txt + &#34; &#34;*pad
elif align == TTkK.RIGHT_ALIGN:
line += &#34; &#34;*pad + txt
elif align == TTkK.CENTER_ALIGN:
p1 = pad//2
p2 = pad-p1
line += &#34; &#34;*p1 + txt+&#34; &#34;*p2
elif align == TTkK.JUSTIFY:
# TODO: Text Justification
line += txt + &#34; &#34;*pad
self.drawText(pos=(x,y), text=line, color=color)
x += w + 1
def drawText(self, pos, text, width=None, color=TTkColor.RST, alignment=TTkK.NONE):
if not self._visible: return
lentxt = len(text)
if width is None or width&lt;0:
width = lentxt
x,y = pos
if lentxt &lt; width:
pad = width-lentxt
if alignment == TTkK.NONE or alignment == TTkK.LEFT_ALIGN:
text = text + &#34; &#34;*pad
elif alignment == TTkK.RIGHT_ALIGN:
text = &#34; &#34;*pad + text
elif alignment == TTkK.CENTER_ALIGN:
p1 = pad//2
p2 = pad-p1
text = &#34; &#34;*p1 + text+&#34; &#34;*p2
elif alignment == TTkK.JUSTIFY:
# TODO: Text Justification
text = text + &#34; &#34;*pad
arr = list(text)
for i in range(0, len(arr)):
self._set(y, x+i, arr[i], color)
def drawBoxTitle(self, pos, size, text, align=TTkK.CENTER_ALIGN, color=TTkColor.RST, colorText=TTkColor.RST, grid=0):
if not self._visible: return
x,y = pos
w,h = size
if w &lt; 4: return
gg = TTkCfg.theme.grid[grid]
if len(text) &gt; w-4:
text = text[:w-4]
if align == TTkK.CENTER_ALIGN:
l = (w-2-len(text))//2
elif align == TTkK.LEFT_ALIGN:
l=1
else:
l = w-2-len(text)
r = l+len(text)+1
self._set(y,l, gg[7], color)
self._set(y,r, gg[6], color)
self.drawText(pos=(l+1,y),text=text,color=colorText)
def drawBox(self, pos, size, color=TTkColor.RST, grid=0):
self.drawGrid(pos=pos, size=size, color=color, grid=grid)
def drawButtonBox(self, pos, size, color=TTkColor.RST, grid=0):
if not self._visible: return
x,y = pos
w,h = size
gg = TTkCfg.theme.buttonBox[grid]
# 4 corners
self._set(y, x, gg[0], color)
self._set(y, x+w-1, gg[2], color)
self._set(y+h-1, x, gg[6], color)
self._set(y+h-1, x+w-1, gg[8], color)
if w &gt; 2:
for i in range(x+1,x+w-1):
self._set(y, i, gg[1], color)
self._set(y+h-1, i, gg[7], color)
if h &gt; 2:
for i in range(y+1,y+h-1):
self._set(i, x, gg[3], color)
self._set(i, x+w-1, gg[5], color)
def drawGrid(self, pos, size, hlines=[], vlines=[], color=TTkColor.RST, grid=0):
if not self._visible: return
x,y = pos
w,h = size
gg = TTkCfg.theme.grid[grid]
# 4 corners
self._set(y, x, gg[0x00], color)
self._set(y, x+w-1, gg[0x03], color)
self._set(y+h-1, x, gg[0x0C], color)
self._set(y+h-1, x+w-1, gg[0x0F], color)
if w &gt; 2:
# Top/Bottom Line
for i in range(x+1,x+w-1):
self._set(y, i, gg[0x01], color)
self._set(y+h-1, i, gg[0x0D], color)
if h &gt; 2:
# Left/Right Line
for i in range(y+1,y+h-1):
self._set(i, x, gg[0x04], color)
self._set(i, x+w-1, gg[0x07], color)
# Draw horizontal lines
for iy in hlines:
iy += y
if not (0 &lt; iy &lt; h): continue
self._set(iy, x, gg[0x08], color)
self._set(iy, x+w-1, gg[0x0B], color)
if w &gt; 2:
for ix in range(x+1,x+w-1):
self._set(iy, ix, gg[0x09], color)
# Draw vertical lines
for ix in vlines:
ix+=x
if not (0 &lt; ix &lt; w): continue
self._set(y, ix, gg[0x02], color)
self._set(y+h-1, ix, gg[0x0E], color)
if h &gt; 2:
for iy in range(y+1,y+h-1):
self._set(iy, ix, gg[0x06], color)
# Draw intersections
for iy in hlines:
for ix in vlines:
self._set(y+iy, x+ix, gg[0x0A], color)
def drawScroll(self, pos, size, slider, orientation, color=TTkColor.RST):
if not self._visible: return
x,y = pos
f,t = slider # slider from-to position
if orientation == TTkK.HORIZONTAL:
for i in range(x+1,x+size-1): # H line
self._set(y,x+i, TTkCfg.theme.hscroll[1], color)
for i in range(f,t): # Slider
self._set(y,x+i, TTkCfg.theme.hscroll[2], color)
self._set(y,x, TTkCfg.theme.hscroll[0], color) # Left Arrow
self._set(y,x+size-1, TTkCfg.theme.hscroll[3], color) # Right Arrow
else:
for i in range(y+1,y+size-1): # V line
self._set(y+i,x, TTkCfg.theme.vscroll[1], color)
for i in range(f,t): # Slider
self._set(y+i,x, TTkCfg.theme.vscroll[2], color)
self._set(y,x, TTkCfg.theme.vscroll[0], color) # Up Arrow
self._set(y+size-1,x, TTkCfg.theme.vscroll[3], color) # Down Arrow
pass
def drawTab(
self, pos, size,
labels, labelsPos, selected,
offset, leftScroller, rightScroller, slim=False,
color=TTkColor.RST, borderColor=TTkColor.RST, selectColor=TTkColor.RST):
x,y = pos
w,h = size
tt = TTkCfg.theme.tab
# phase 0 - Draw the Bottom bar
if slim:
bottomBar = tt[18]+tt[19]*(w-2)+tt[20]
bottomPos = y+1
else:
bottomBar = tt[11]+tt[12]*(w-2)+tt[15]
bottomPos = y+2
self.drawText(pos=(x,bottomPos),text=bottomBar)
# phase 1 - Draw From left to &#39;Selected&#39;
# phase 2 - Draw From right to &#39;Selected&#39;
def _drawTabSlim(x,y,a,b,c,d,e,txt,txtColor,borderColor):
lentext = len(txt)
center = a+txt+b
bottom = c+d*(lentext)+e
self.drawText(pos=(x,y),text=center, color=borderColor)
self.drawText(pos=(x+1,y),text=txt, color=txtColor)
self.drawText(pos=(x,y+1),text=bottom, color=borderColor)
def _drawTab(x,y,a,b,c,d,e,f,g,h,i,j,k,l,m,txt,txtColor,borderColor,slim):
if slim: return _drawTabSlim(x,y,i,j,k,l,m,txt,txtColor,borderColor)
lentext = len(txt)
top = a+b*lentext+c
center = d+txt+e
bottom = f+g*(lentext)+h
self.drawText(pos=(x,y+0),text=top, color=borderColor)
self.drawText(pos=(x,y+1),text=center, color=borderColor)
self.drawText(pos=(x+1,y+1),text=txt, color=txtColor)
self.drawText(pos=(x,y+2),text=bottom, color=borderColor)
for i in list( range(offset )) + \
list(reversed(range(offset+1, len(labels)) )):
text = labels[i]
posx = labelsPos[i]
_drawTab(x+posx,y,tt[0],tt[1],tt[3],tt[9],tt[9],tt[12],tt[12],tt[12],tt[9],tt[9],tt[23],tt[19],tt[24], text, color, borderColor, slim)
# phase 3 - Draw &#39;Selected&#39;
if selected != -1:
i = selected
text = labels[i]
posx = labelsPos[i]
_drawTab(x+posx,y,tt[4],tt[5],tt[6],tt[10],tt[10],tt[14],tt[12],tt[14],tt[10],tt[10],tt[21],tt[12],tt[22], text, selectColor, borderColor, slim)
if selected != offset:
i = offset
text = labels[i]
posx = labelsPos[i]
_drawTab(x+posx,y,tt[0],tt[1],tt[3],tt[9],tt[9],tt[13],tt[12],tt[13],tt[9],tt[9],tt[18],tt[19],tt[20], text, color, borderColor, slim)
# phase 4 - Draw left right tilt
if leftScroller:
top = tt[7]+tt[1]
center = tt[9]+tt[31]
if slim:
self.drawText(pos=(x,y),text=center, color=borderColor)
else:
self.drawText(pos=(x,y+0),text=top, color=borderColor)
self.drawText(pos=(x,y+1),text=center, color=borderColor)
if rightScroller:
top = tt[1]+tt[8]
center = tt[32]+tt[9]
if slim:
self.drawText(pos=(x+w-2,y),text=center, color=borderColor)
else:
self.drawText(pos=(x+w-2,y+0),text=top, color=borderColor)
self.drawText(pos=(x+w-2,y+1),text=center, color=borderColor)
def drawHChart(self, pos, values, zoom=1.0, color=TTkColor.RST):
x,y=pos
v1,v2 = values
gb=TTkCfg.theme.braille
&#39;&#39;&#39;
loop 0 1 2 3 = range(0,1+maxt//4)
v1 13 |---|---|---|--|
v2 10 |---|---|-|
maxt 13 |---|---|---|--|
out 4,4 4,4 4,2 3,0 0,0
o1 = 4 if v1-4 &gt; i*4 else v1-i*4
&#39;&#39;&#39;
# TTkLog.debug(f&#34;{(v1,v2)} z{zoom}&#34;)
zl1 = [ int(i*zoom) for i in v1 ]
zl2 = [ int(i*zoom) for i in v2 ]
maxz = max(max(zl1),max(zl2),0)
minz = min(min(zl1),min(zl2),0)
filled = True
for i in range(int(minz//4),int(maxz//4)+2):
ts1 = i*4
ts2 = i*4+4
&#39;&#39;&#39;
Braille bits:
o2 o1 = 4 bits each
1 5 Braille dots
2 6
3 7
4 8
TTkTheme.braille[( o1&lt;&lt;4 | o2 )] = Braille UTF-8 char
&#39;&#39;&#39;
braille = 0x00
for ii in range(len(zl1)):
z1 = zl1[ii]
z2 = zl2[ii]
o1,o2 = 0,0
#TTkLog.debug
if not filled or ii&gt;0:
if ts1 &lt;= z1 &lt; ts2: o1 = 0x80&gt;&gt;max(0,int(z1-ts1))
if ts1 &lt;= z2 &lt; ts2: o2 = 0x08&gt;&gt;max(0,int(z2-ts1))
else:
if (0&lt;=ts1&lt;z1)or(0&gt;ts1&gt;z1): o1 = 0xf0
if (0&lt;=ts1&lt;z2)or(0&gt;ts1&gt;z2): o2 = 0x0f
k1 = 0x0f80 if z1&gt;=0 else 0x00f0
k2 = 0x00f8 if z2&gt;=0 else 0x000f
if ts1 &lt;= z1 &lt; ts2: o1 = 0xf0&amp;(k1&gt;&gt;max(0,int(z1-ts1)))
if ts1 &lt;= z2 &lt; ts2: o2 = 0x0f&amp;(k2&gt;&gt;max(0,int(z2-ts1)))
braille ^= (o1|o2)
# braille &amp;= 0xff
#TTkLog.debug(f&#34;z:{zl1,zl2}, ts:{ts1,ts2},{o1,o2}&#34;)
#if braille&lt;0 or braille&gt;0xff:
# TTkLog.debug(f&#34;z:{zl1,zl2},t:{t1,t2},i:{i} {t1-i*4} {t2-i*4} o:{o1,o2}, {hex(braille)}&#34;)
self._set(y-i-1,x, gb[braille], color)
def drawMenuBarBg(self, pos, size, color=TTkColor.RST ):
mb = TTkCfg.theme.menuBar
self.drawText(pos, text=f&#34;{mb[3]}{mb[1]*(size-2)}{mb[4]}&#34;, color=color)
def drawMenuBarButton(self, pos, width, text, border=True, submenu=False, shortcuts=[], color=TTkColor.RST, borderColor=TTkColor.RST, shortcutColor=TTkColor.UNDERLINE ):
mb = TTkCfg.theme.menuBar
x,y = pos
if border:
self.drawText(pos=(x,y), color=borderColor ,text=mb[2])
self.drawText(pos=(x+1+len(text),y), color=borderColor ,text=mb[0])
self.drawText(pos=(x+1,y), color=color ,text=text)
off = 1
else:
self.drawText(pos=(x,y), color=color ,text=text)
if submenu:
self._set(y,x+width-1, mb[5], color)
off = 0
for i in shortcuts:
self._set(y,x+i+off, text[i], shortcutColor)
def execPaint(self, winw, winh):
pass
&#39;&#39;&#39;
geom = (x,y,w,h)
bound = (x,y,w,h)
x x+w
canvas: |xxxxxxxxxxxxxxxxxxxxxxx|
slice: |-----------|
bx bx+bw
bound: |--------|
0 self._width
self._canvas: |----|xxxxxx|----------|
&#39;&#39;&#39;
def paintCanvas(self, canvas, geom, slice, bound):
# TTkLog.debug(f&#34;PaintCanvas:{(x,y,w,h)}&#34;)
x, y, w, h = geom
bx,by,bw,bh = bound
# out of bound
if not self._visible: return
if not canvas._visible: return
if canvas._width==0 or canvas._height==0: return
if x+w &lt; bx or y+h&lt;by or bx+bw&lt;x or by+bh&lt;y:
return
x = min(x,self._width-1)
y = min(y,self._height-1)
w = min(w,self._width-x)
h = min(h,self._height-y)
# if x&gt;=self._width: x=self._width-1
# if y&gt;=self._height: y=self._height-1
# if w&gt;=self._width-x: w=self._width-x
# if h&gt;=self._height-y: h=self._height-y
xoffset = 0 if x&gt;=bx else bx-x
yoffset = 0 if y&gt;=by else by-y
wslice = w if x+w &lt; bx+bw else bx+bw-x
hslice = h if y+h &lt; by+bh else by+bh-y
for iy in range(yoffset,hslice):
for ix in range(xoffset,wslice):
#TTkLog.debug(f&#34;PaintCanvas:{(ix,iy)}&#34;)
if iy &gt; len(canvas._data)-1:
TTkLog.debug(f&#34;{canvas._width, canvas._height} - {(yoffset,hslice)}, {(xoffset,wslice)}, {slice}&#34;)
b = canvas._data[iy]
a = b[ix]
self._data[y+iy][x+ix] = a # canvas._data[iy][ix]
self._colors[y+iy][x+ix] = canvas._colors[iy][ix]
def pushToTerminal(self, x, y, w, h):
# TTkLog.debug(&#34;pushToTerminal&#34;)
lastcolor = TTkColor.RST
for y in range(0, self._height):
ansi = TTkColor.RST+lbt.Mv.t(y+1,1)
for x in range(0, self._width):
ch = self._data[y][x]
color = self._colors[y][x]
if color != lastcolor:
ansi += color-lastcolor
lastcolor = color
ansi+=ch
lbt.Term.push(ansi)</code></pre>
</details>
<h3>Methods</h3>
<dl>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.clean"><code class="name flex">
<span>def <span class="ident">clean</span></span>(<span>self, pos=(0, 0), size=None)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def clean(self, pos=(0, 0), size=None):
if not self._visible: return
x,y = pos
w,h = size if size is not None else (self._width, self._height)
for iy in range(y,y+h):
for ix in range(x,x+w):
self._data[iy][ix] = &#39; &#39;
self._colors[iy][ix] = TTkColor.RST</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawBox"><code class="name flex">
<span>def <span class="ident">drawBox</span></span>(<span>self, pos, size, color=&lt;TermTk.TTkCore.color._TTkColor object&gt;, grid=0)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawBox(self, pos, size, color=TTkColor.RST, grid=0):
self.drawGrid(pos=pos, size=size, color=color, grid=grid)</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawBoxTitle"><code class="name flex">
<span>def <span class="ident">drawBoxTitle</span></span>(<span>self, pos, size, text, align=3, color=&lt;TermTk.TTkCore.color._TTkColor object&gt;, colorText=&lt;TermTk.TTkCore.color._TTkColor object&gt;, grid=0)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawBoxTitle(self, pos, size, text, align=TTkK.CENTER_ALIGN, color=TTkColor.RST, colorText=TTkColor.RST, grid=0):
if not self._visible: return
x,y = pos
w,h = size
if w &lt; 4: return
gg = TTkCfg.theme.grid[grid]
if len(text) &gt; w-4:
text = text[:w-4]
if align == TTkK.CENTER_ALIGN:
l = (w-2-len(text))//2
elif align == TTkK.LEFT_ALIGN:
l=1
else:
l = w-2-len(text)
r = l+len(text)+1
self._set(y,l, gg[7], color)
self._set(y,r, gg[6], color)
self.drawText(pos=(l+1,y),text=text,color=colorText)</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawButtonBox"><code class="name flex">
<span>def <span class="ident">drawButtonBox</span></span>(<span>self, pos, size, color=&lt;TermTk.TTkCore.color._TTkColor object&gt;, grid=0)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawButtonBox(self, pos, size, color=TTkColor.RST, grid=0):
if not self._visible: return
x,y = pos
w,h = size
gg = TTkCfg.theme.buttonBox[grid]
# 4 corners
self._set(y, x, gg[0], color)
self._set(y, x+w-1, gg[2], color)
self._set(y+h-1, x, gg[6], color)
self._set(y+h-1, x+w-1, gg[8], color)
if w &gt; 2:
for i in range(x+1,x+w-1):
self._set(y, i, gg[1], color)
self._set(y+h-1, i, gg[7], color)
if h &gt; 2:
for i in range(y+1,y+h-1):
self._set(i, x, gg[3], color)
self._set(i, x+w-1, gg[5], color)</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawGrid"><code class="name flex">
<span>def <span class="ident">drawGrid</span></span>(<span>self, pos, size, hlines=[], vlines=[], color=&lt;TermTk.TTkCore.color._TTkColor object&gt;, grid=0)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawGrid(self, pos, size, hlines=[], vlines=[], color=TTkColor.RST, grid=0):
if not self._visible: return
x,y = pos
w,h = size
gg = TTkCfg.theme.grid[grid]
# 4 corners
self._set(y, x, gg[0x00], color)
self._set(y, x+w-1, gg[0x03], color)
self._set(y+h-1, x, gg[0x0C], color)
self._set(y+h-1, x+w-1, gg[0x0F], color)
if w &gt; 2:
# Top/Bottom Line
for i in range(x+1,x+w-1):
self._set(y, i, gg[0x01], color)
self._set(y+h-1, i, gg[0x0D], color)
if h &gt; 2:
# Left/Right Line
for i in range(y+1,y+h-1):
self._set(i, x, gg[0x04], color)
self._set(i, x+w-1, gg[0x07], color)
# Draw horizontal lines
for iy in hlines:
iy += y
if not (0 &lt; iy &lt; h): continue
self._set(iy, x, gg[0x08], color)
self._set(iy, x+w-1, gg[0x0B], color)
if w &gt; 2:
for ix in range(x+1,x+w-1):
self._set(iy, ix, gg[0x09], color)
# Draw vertical lines
for ix in vlines:
ix+=x
if not (0 &lt; ix &lt; w): continue
self._set(y, ix, gg[0x02], color)
self._set(y+h-1, ix, gg[0x0E], color)
if h &gt; 2:
for iy in range(y+1,y+h-1):
self._set(iy, ix, gg[0x06], color)
# Draw intersections
for iy in hlines:
for ix in vlines:
self._set(y+iy, x+ix, gg[0x0A], color)</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawHChart"><code class="name flex">
<span>def <span class="ident">drawHChart</span></span>(<span>self, pos, values, zoom=1.0, color=&lt;TermTk.TTkCore.color._TTkColor object&gt;)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawHChart(self, pos, values, zoom=1.0, color=TTkColor.RST):
x,y=pos
v1,v2 = values
gb=TTkCfg.theme.braille
&#39;&#39;&#39;
loop 0 1 2 3 = range(0,1+maxt//4)
v1 13 |---|---|---|--|
v2 10 |---|---|-|
maxt 13 |---|---|---|--|
out 4,4 4,4 4,2 3,0 0,0
o1 = 4 if v1-4 &gt; i*4 else v1-i*4
&#39;&#39;&#39;
# TTkLog.debug(f&#34;{(v1,v2)} z{zoom}&#34;)
zl1 = [ int(i*zoom) for i in v1 ]
zl2 = [ int(i*zoom) for i in v2 ]
maxz = max(max(zl1),max(zl2),0)
minz = min(min(zl1),min(zl2),0)
filled = True
for i in range(int(minz//4),int(maxz//4)+2):
ts1 = i*4
ts2 = i*4+4
&#39;&#39;&#39;
Braille bits:
o2 o1 = 4 bits each
1 5 Braille dots
2 6
3 7
4 8
TTkTheme.braille[( o1&lt;&lt;4 | o2 )] = Braille UTF-8 char
&#39;&#39;&#39;
braille = 0x00
for ii in range(len(zl1)):
z1 = zl1[ii]
z2 = zl2[ii]
o1,o2 = 0,0
#TTkLog.debug
if not filled or ii&gt;0:
if ts1 &lt;= z1 &lt; ts2: o1 = 0x80&gt;&gt;max(0,int(z1-ts1))
if ts1 &lt;= z2 &lt; ts2: o2 = 0x08&gt;&gt;max(0,int(z2-ts1))
else:
if (0&lt;=ts1&lt;z1)or(0&gt;ts1&gt;z1): o1 = 0xf0
if (0&lt;=ts1&lt;z2)or(0&gt;ts1&gt;z2): o2 = 0x0f
k1 = 0x0f80 if z1&gt;=0 else 0x00f0
k2 = 0x00f8 if z2&gt;=0 else 0x000f
if ts1 &lt;= z1 &lt; ts2: o1 = 0xf0&amp;(k1&gt;&gt;max(0,int(z1-ts1)))
if ts1 &lt;= z2 &lt; ts2: o2 = 0x0f&amp;(k2&gt;&gt;max(0,int(z2-ts1)))
braille ^= (o1|o2)
# braille &amp;= 0xff
#TTkLog.debug(f&#34;z:{zl1,zl2}, ts:{ts1,ts2},{o1,o2}&#34;)
#if braille&lt;0 or braille&gt;0xff:
# TTkLog.debug(f&#34;z:{zl1,zl2},t:{t1,t2},i:{i} {t1-i*4} {t2-i*4} o:{o1,o2}, {hex(braille)}&#34;)
self._set(y-i-1,x, gb[braille], color)</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawHLine"><code class="name flex">
<span>def <span class="ident">drawHLine</span></span>(<span>self, pos, size, color=&lt;TermTk.TTkCore.color._TTkColor object&gt;)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawHLine(self, pos, size, color=TTkColor.RST):
if size == 0: return
x,y = pos
ln = TTkCfg.theme.hline
if size == 1:
txt = ln[0]
elif size == 2:
txt = ln[0]+ln[2]
else:
txt = ln[0]+(ln[1]*(size-2))+ln[2]
self.drawText(pos=pos, text=txt, color=color)</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawMenuBarBg"><code class="name flex">
<span>def <span class="ident">drawMenuBarBg</span></span>(<span>self, pos, size, color=&lt;TermTk.TTkCore.color._TTkColor object&gt;)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawMenuBarBg(self, pos, size, color=TTkColor.RST ):
mb = TTkCfg.theme.menuBar
self.drawText(pos, text=f&#34;{mb[3]}{mb[1]*(size-2)}{mb[4]}&#34;, color=color)</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawMenuBarButton"><code class="name flex">
<span>def <span class="ident">drawMenuBarButton</span></span>(<span>self, pos, width, text, border=True, submenu=False, shortcuts=[], color=&lt;TermTk.TTkCore.color._TTkColor object&gt;, borderColor=&lt;TermTk.TTkCore.color._TTkColor object&gt;, shortcutColor=&lt;TermTk.TTkCore.color._TTkColor object&gt;)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawMenuBarButton(self, pos, width, text, border=True, submenu=False, shortcuts=[], color=TTkColor.RST, borderColor=TTkColor.RST, shortcutColor=TTkColor.UNDERLINE ):
mb = TTkCfg.theme.menuBar
x,y = pos
if border:
self.drawText(pos=(x,y), color=borderColor ,text=mb[2])
self.drawText(pos=(x+1+len(text),y), color=borderColor ,text=mb[0])
self.drawText(pos=(x+1,y), color=color ,text=text)
off = 1
else:
self.drawText(pos=(x,y), color=color ,text=text)
if submenu:
self._set(y,x+width-1, mb[5], color)
off = 0
for i in shortcuts:
self._set(y,x+i+off, text[i], shortcutColor)</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawScroll"><code class="name flex">
<span>def <span class="ident">drawScroll</span></span>(<span>self, pos, size, slider, orientation, color=&lt;TermTk.TTkCore.color._TTkColor object&gt;)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawScroll(self, pos, size, slider, orientation, color=TTkColor.RST):
if not self._visible: return
x,y = pos
f,t = slider # slider from-to position
if orientation == TTkK.HORIZONTAL:
for i in range(x+1,x+size-1): # H line
self._set(y,x+i, TTkCfg.theme.hscroll[1], color)
for i in range(f,t): # Slider
self._set(y,x+i, TTkCfg.theme.hscroll[2], color)
self._set(y,x, TTkCfg.theme.hscroll[0], color) # Left Arrow
self._set(y,x+size-1, TTkCfg.theme.hscroll[3], color) # Right Arrow
else:
for i in range(y+1,y+size-1): # V line
self._set(y+i,x, TTkCfg.theme.vscroll[1], color)
for i in range(f,t): # Slider
self._set(y+i,x, TTkCfg.theme.vscroll[2], color)
self._set(y,x, TTkCfg.theme.vscroll[0], color) # Up Arrow
self._set(y+size-1,x, TTkCfg.theme.vscroll[3], color) # Down Arrow
pass</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawTab"><code class="name flex">
<span>def <span class="ident">drawTab</span></span>(<span>self, pos, size, labels, labelsPos, selected, offset, leftScroller, rightScroller, slim=False, color=&lt;TermTk.TTkCore.color._TTkColor object&gt;, borderColor=&lt;TermTk.TTkCore.color._TTkColor object&gt;, selectColor=&lt;TermTk.TTkCore.color._TTkColor object&gt;)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawTab(
self, pos, size,
labels, labelsPos, selected,
offset, leftScroller, rightScroller, slim=False,
color=TTkColor.RST, borderColor=TTkColor.RST, selectColor=TTkColor.RST):
x,y = pos
w,h = size
tt = TTkCfg.theme.tab
# phase 0 - Draw the Bottom bar
if slim:
bottomBar = tt[18]+tt[19]*(w-2)+tt[20]
bottomPos = y+1
else:
bottomBar = tt[11]+tt[12]*(w-2)+tt[15]
bottomPos = y+2
self.drawText(pos=(x,bottomPos),text=bottomBar)
# phase 1 - Draw From left to &#39;Selected&#39;
# phase 2 - Draw From right to &#39;Selected&#39;
def _drawTabSlim(x,y,a,b,c,d,e,txt,txtColor,borderColor):
lentext = len(txt)
center = a+txt+b
bottom = c+d*(lentext)+e
self.drawText(pos=(x,y),text=center, color=borderColor)
self.drawText(pos=(x+1,y),text=txt, color=txtColor)
self.drawText(pos=(x,y+1),text=bottom, color=borderColor)
def _drawTab(x,y,a,b,c,d,e,f,g,h,i,j,k,l,m,txt,txtColor,borderColor,slim):
if slim: return _drawTabSlim(x,y,i,j,k,l,m,txt,txtColor,borderColor)
lentext = len(txt)
top = a+b*lentext+c
center = d+txt+e
bottom = f+g*(lentext)+h
self.drawText(pos=(x,y+0),text=top, color=borderColor)
self.drawText(pos=(x,y+1),text=center, color=borderColor)
self.drawText(pos=(x+1,y+1),text=txt, color=txtColor)
self.drawText(pos=(x,y+2),text=bottom, color=borderColor)
for i in list( range(offset )) + \
list(reversed(range(offset+1, len(labels)) )):
text = labels[i]
posx = labelsPos[i]
_drawTab(x+posx,y,tt[0],tt[1],tt[3],tt[9],tt[9],tt[12],tt[12],tt[12],tt[9],tt[9],tt[23],tt[19],tt[24], text, color, borderColor, slim)
# phase 3 - Draw &#39;Selected&#39;
if selected != -1:
i = selected
text = labels[i]
posx = labelsPos[i]
_drawTab(x+posx,y,tt[4],tt[5],tt[6],tt[10],tt[10],tt[14],tt[12],tt[14],tt[10],tt[10],tt[21],tt[12],tt[22], text, selectColor, borderColor, slim)
if selected != offset:
i = offset
text = labels[i]
posx = labelsPos[i]
_drawTab(x+posx,y,tt[0],tt[1],tt[3],tt[9],tt[9],tt[13],tt[12],tt[13],tt[9],tt[9],tt[18],tt[19],tt[20], text, color, borderColor, slim)
# phase 4 - Draw left right tilt
if leftScroller:
top = tt[7]+tt[1]
center = tt[9]+tt[31]
if slim:
self.drawText(pos=(x,y),text=center, color=borderColor)
else:
self.drawText(pos=(x,y+0),text=top, color=borderColor)
self.drawText(pos=(x,y+1),text=center, color=borderColor)
if rightScroller:
top = tt[1]+tt[8]
center = tt[32]+tt[9]
if slim:
self.drawText(pos=(x+w-2,y),text=center, color=borderColor)
else:
self.drawText(pos=(x+w-2,y+0),text=top, color=borderColor)
self.drawText(pos=(x+w-2,y+1),text=center, color=borderColor)</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawTableLine"><code class="name flex">
<span>def <span class="ident">drawTableLine</span></span>(<span>self, pos, items, sizes, colors, alignments)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawTableLine(self, pos, items, sizes, colors, alignments ):
x,y = pos
for i in range(0,len(items)):
txt = items[i]
w = sizes[i]
color = colors[i]
align = alignments[i]
if w &gt; 0:
line = &#34;&#34;
lentxt = len(txt)
if lentxt &gt; w:
line += txt[0:w]
else:
pad = w-lentxt
if align == TTkK.NONE or align == TTkK.LEFT_ALIGN:
line += txt + &#34; &#34;*pad
elif align == TTkK.RIGHT_ALIGN:
line += &#34; &#34;*pad + txt
elif align == TTkK.CENTER_ALIGN:
p1 = pad//2
p2 = pad-p1
line += &#34; &#34;*p1 + txt+&#34; &#34;*p2
elif align == TTkK.JUSTIFY:
# TODO: Text Justification
line += txt + &#34; &#34;*pad
self.drawText(pos=(x,y), text=line, color=color)
x += w + 1</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawText"><code class="name flex">
<span>def <span class="ident">drawText</span></span>(<span>self, pos, text, width=None, color=&lt;TermTk.TTkCore.color._TTkColor object&gt;, alignment=0)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawText(self, pos, text, width=None, color=TTkColor.RST, alignment=TTkK.NONE):
if not self._visible: return
lentxt = len(text)
if width is None or width&lt;0:
width = lentxt
x,y = pos
if lentxt &lt; width:
pad = width-lentxt
if alignment == TTkK.NONE or alignment == TTkK.LEFT_ALIGN:
text = text + &#34; &#34;*pad
elif alignment == TTkK.RIGHT_ALIGN:
text = &#34; &#34;*pad + text
elif alignment == TTkK.CENTER_ALIGN:
p1 = pad//2
p2 = pad-p1
text = &#34; &#34;*p1 + text+&#34; &#34;*p2
elif alignment == TTkK.JUSTIFY:
# TODO: Text Justification
text = text + &#34; &#34;*pad
arr = list(text)
for i in range(0, len(arr)):
self._set(y, x+i, arr[i], color)</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.drawVLine"><code class="name flex">
<span>def <span class="ident">drawVLine</span></span>(<span>self, pos, size, color=&lt;TermTk.TTkCore.color._TTkColor object&gt;)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def drawVLine(self, pos, size, color=TTkColor.RST):
if size == 0: return
x,y = pos
ln = TTkCfg.theme.vline
self._set(y, x, ln[0], color)
self._set(y+size-1, x, ln[2], color)
if size &gt; 2:
for i in range(1,size-1):
self._set(y+i, x, ln[1], color)</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.execPaint"><code class="name flex">
<span>def <span class="ident">execPaint</span></span>(<span>self, winw, winh)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def execPaint(self, winw, winh):
pass</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.getWidget"><code class="name flex">
<span>def <span class="ident">getWidget</span></span>(<span>self)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def getWidget(self): return self._widget</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.hide"><code class="name flex">
<span>def <span class="ident">hide</span></span>(<span>self)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def hide(self):
self._visible = False</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.paintCanvas"><code class="name flex">
<span>def <span class="ident">paintCanvas</span></span>(<span>self, canvas, geom, slice, bound)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def paintCanvas(self, canvas, geom, slice, bound):
# TTkLog.debug(f&#34;PaintCanvas:{(x,y,w,h)}&#34;)
x, y, w, h = geom
bx,by,bw,bh = bound
# out of bound
if not self._visible: return
if not canvas._visible: return
if canvas._width==0 or canvas._height==0: return
if x+w &lt; bx or y+h&lt;by or bx+bw&lt;x or by+bh&lt;y:
return
x = min(x,self._width-1)
y = min(y,self._height-1)
w = min(w,self._width-x)
h = min(h,self._height-y)
# if x&gt;=self._width: x=self._width-1
# if y&gt;=self._height: y=self._height-1
# if w&gt;=self._width-x: w=self._width-x
# if h&gt;=self._height-y: h=self._height-y
xoffset = 0 if x&gt;=bx else bx-x
yoffset = 0 if y&gt;=by else by-y
wslice = w if x+w &lt; bx+bw else bx+bw-x
hslice = h if y+h &lt; by+bh else by+bh-y
for iy in range(yoffset,hslice):
for ix in range(xoffset,wslice):
#TTkLog.debug(f&#34;PaintCanvas:{(ix,iy)}&#34;)
if iy &gt; len(canvas._data)-1:
TTkLog.debug(f&#34;{canvas._width, canvas._height} - {(yoffset,hslice)}, {(xoffset,wslice)}, {slice}&#34;)
b = canvas._data[iy]
a = b[ix]
self._data[y+iy][x+ix] = a # canvas._data[iy][ix]
self._colors[y+iy][x+ix] = canvas._colors[iy][ix]</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.pushToTerminal"><code class="name flex">
<span>def <span class="ident">pushToTerminal</span></span>(<span>self, x, y, w, h)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def pushToTerminal(self, x, y, w, h):
# TTkLog.debug(&#34;pushToTerminal&#34;)
lastcolor = TTkColor.RST
for y in range(0, self._height):
ansi = TTkColor.RST+lbt.Mv.t(y+1,1)
for x in range(0, self._width):
ch = self._data[y][x]
color = self._colors[y][x]
if color != lastcolor:
ansi += color-lastcolor
lastcolor = color
ansi+=ch
lbt.Term.push(ansi)</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.resize"><code class="name flex">
<span>def <span class="ident">resize</span></span>(<span>self, w, h)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def resize(self, w, h):
self._newWidth = w
self._newHeight = h</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.show"><code class="name flex">
<span>def <span class="ident">show</span></span>(<span>self)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def show(self):
self._visible = True</code></pre>
</details>
</dd>
<dt id="TermTk.TTkCore.canvas.TTkCanvas.updateSize"><code class="name flex">
<span>def <span class="ident">updateSize</span></span>(<span>self)</span>
</code></dt>
<dd>
<div class="desc"></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def updateSize(self):
if not self._visible: return
w,h = self._newWidth, self._newHeight
if w == self._width and h == self._height:
return
self._data = [[]]*h
self._colors = [[]]*h
for i in range(0,h):
self._data[i] = [&#39; &#39;]*w
self._colors[i] = [TTkColor.RST]*w
self._width = w
self._height = h</code></pre>
</details>
</dd>
</dl>
</dd>
</dl>
</section>
</article>
<nav id="sidebar">
<h1>Index</h1>
<div class="toc">
<ul></ul>
</div>
<ul id="index">
<li><h3>Super-module</h3>
<ul>
<li><code><a title="TermTk.TTkCore" href="index.html">TermTk.TTkCore</a></code></li>
</ul>
</li>
<li><h3><a href="#header-classes">Classes</a></h3>
<ul>
<li>
<h4><code><a title="TermTk.TTkCore.canvas.TTkCanvas" href="#TermTk.TTkCore.canvas.TTkCanvas">TTkCanvas</a></code></h4>
<ul class="two-column">
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.clean" href="#TermTk.TTkCore.canvas.TTkCanvas.clean">clean</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawBox" href="#TermTk.TTkCore.canvas.TTkCanvas.drawBox">drawBox</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawBoxTitle" href="#TermTk.TTkCore.canvas.TTkCanvas.drawBoxTitle">drawBoxTitle</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawButtonBox" href="#TermTk.TTkCore.canvas.TTkCanvas.drawButtonBox">drawButtonBox</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawGrid" href="#TermTk.TTkCore.canvas.TTkCanvas.drawGrid">drawGrid</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawHChart" href="#TermTk.TTkCore.canvas.TTkCanvas.drawHChart">drawHChart</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawHLine" href="#TermTk.TTkCore.canvas.TTkCanvas.drawHLine">drawHLine</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawMenuBarBg" href="#TermTk.TTkCore.canvas.TTkCanvas.drawMenuBarBg">drawMenuBarBg</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawMenuBarButton" href="#TermTk.TTkCore.canvas.TTkCanvas.drawMenuBarButton">drawMenuBarButton</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawScroll" href="#TermTk.TTkCore.canvas.TTkCanvas.drawScroll">drawScroll</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawTab" href="#TermTk.TTkCore.canvas.TTkCanvas.drawTab">drawTab</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawTableLine" href="#TermTk.TTkCore.canvas.TTkCanvas.drawTableLine">drawTableLine</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawText" href="#TermTk.TTkCore.canvas.TTkCanvas.drawText">drawText</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.drawVLine" href="#TermTk.TTkCore.canvas.TTkCanvas.drawVLine">drawVLine</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.execPaint" href="#TermTk.TTkCore.canvas.TTkCanvas.execPaint">execPaint</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.getWidget" href="#TermTk.TTkCore.canvas.TTkCanvas.getWidget">getWidget</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.hide" href="#TermTk.TTkCore.canvas.TTkCanvas.hide">hide</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.paintCanvas" href="#TermTk.TTkCore.canvas.TTkCanvas.paintCanvas">paintCanvas</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.pushToTerminal" href="#TermTk.TTkCore.canvas.TTkCanvas.pushToTerminal">pushToTerminal</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.resize" href="#TermTk.TTkCore.canvas.TTkCanvas.resize">resize</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.show" href="#TermTk.TTkCore.canvas.TTkCanvas.show">show</a></code></li>
<li><code><a title="TermTk.TTkCore.canvas.TTkCanvas.updateSize" href="#TermTk.TTkCore.canvas.TTkCanvas.updateSize">updateSize</a></code></li>
</ul>
</li>
</ul>
</li>
</ul>
</nav>
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