def createCharBitmaps(self):
# create device context
dc = MemoryDC()
# set font
dc.SetFont(self.fonts['monospace'])
# get font size (monospace)
cw, ch = dc.GetTextExtent(' ')
# record geometry
self.charSize = cw, ch
# NORMAL CHARACTERS
self.normalChars = {}
# create bitmaps
for c in self.charSet:
# create black and white bitmap
bitmap = Bitmap(cw, ch, BITMAP_SCREEN_DEPTH)
# select bitmap
dc.SelectObject(bitmap)
# set background
dc.SetBackground(self.brushes['bkgd'])
# clear bitmap
dc.Clear()
# set text color
dc.SetTextForeground(Colour(230,230,230))
# write character
dc.DrawText(c,0,0)
# create reference to bitmap
self.normalChars[c] = bitmap
# SELECTED CHARACTERS
self.selectedChars = {}
# create bitmaps
for c in self.charSet:
# create black and white bitmap
bitmap = Bitmap(cw, ch, BITMAP_SCREEN_DEPTH)
# select bitmap
dc.SelectObject(bitmap)
# set background
dc.SetBackground(Brush(Colour(100,100,100)))
# clear bitmap
dc.Clear()
# set text color
dc.SetTextForeground(Colour(230,230,230))
# write character
dc.DrawText(c,0,0)
# create reference to bitmap
self.selectedChars[c] = bitmap
# NUMBER CHARACTERS
self.numberChars = {}
# create bitmaps
for c in ' 0123456789':
# create black and white bitmap
bitmap = Bitmap(cw, ch, BITMAP_SCREEN_DEPTH)
# select bitmap
dc.SelectObject(bitmap)
# set background
dc.SetBackground(self.brushes['bkgd'])
# clear bitmap
dc.Clear()
# set text color
dc.SetTextForeground(Colour(150,150,200))
# write character
dc.DrawText(c,0,0)
# create reference to bitmap
self.numberChars[c] = bitmap
# release bitmap
dc.SelectObject(NullBitmap)
# done
return
def Start(self):
# define colors
self.colours = {}
self.colours['bkgd'] = Colour(52, 61, 70)
self.colours['text'] = Colour(255, 255, 255)
self.colours['numb'] = Colour(160, 160, 160)
self.colours['sepr'] = Colour(200, 120, 120)
self.colours['selbgd'] = Colour(92, 101, 110)
self.colours['seltxt'] = Colour(255, 255, 255)
# brushes
self.brushes = {}
# normal background
b = Brush()
b.SetStyle(BRUSHSTYLE_SOLID)
b.SetColour(self.colours['bkgd'])
self.brushes['bkgd'] = b
# selected background
b = Brush()
b.SetStyle(BRUSHSTYLE_SOLID)
b.SetColour(self.colours['selbgd'])
self.brushes['selbgd'] = b
# pens
self.pens = {}
p = Pen()
p.SetColour(self.colours['sepr'])
p.SetWidth(1)
p.SetStyle(PENSTYLE_SOLID)
self.pens['sepr'] = p
# create device context to work on bitmaps
dc = MemoryDC()
# define font
self.fonts = {}
f = Font()
f.SetFamily(FONTFAMILY_ROMAN)
f.SetFaceName("Monospace")
f.SetEncoding(FONTENCODING_DEFAULT)
f.SetStyle(FONTSTYLE_NORMAL)
f.SetWeight(FONTWEIGHT_NORMAL)
f.SetUnderlined(False)
f.SetPointSize(10)
self.fonts['monospace'] = f
# select font
f = 'monospace'
# get font size
dc.SetFont(self.fonts[f])
w, h = dc.GetTextExtent(' ')
# build character dictionary
self.rawChars = {}
# standard printable ascii table
for c in range(32, 126):
self.rawChars[chr(c)] = None
# extra characters (UK)
self.rawChars['£'] = None
# save character size
self.rawChars['Size'] = w, h
# set background color
dc.SetBackground(self.brushes['bkgd'])
# build characters bitmaps
for C in self.rawChars.keys():
if C == 'Size': continue
# instanciate character bitmap
self.rawChars[C] = Bitmap(w, h, BITMAP_SCREEN_DEPTH)
# select bitmap
dc.SelectObject(self.rawChars[C])
# clear bitmap
dc.Clear()
# set text color
dc.SetTextForeground(self.colours['text'])
# draw character shape and color
dc.DrawText(C, 0, 0)
# done
dc.SelectObject(NullBitmap)
# build selected dictionary
self.selChars = {}
# standard printable ascii table
for c in range(32, 126):
self.selChars[chr(c)] = None
# extra characters (UK)
self.selChars['£'] = None
# save character size
self.selChars['Size'] = w, h
# set background color
dc.SetBackground(self.brushes['selbgd'])
# build selected bitmaps
for C in self.selChars.keys():
if C == 'Size': continue
# instanciate character bitmap
self.selChars[C] = Bitmap(w, h, BITMAP_SCREEN_DEPTH)
# select bitmap
dc.SelectObject(self.selChars[C])
# clear bitmap
dc.Clear()
# set text color
dc.SetTextForeground(self.colours['seltxt'])
# draw character shape and color
dc.DrawText(C, 0, 0)
# done
dc.SelectObject(NullBitmap)
# create bitmap buffer display and clear buffer
self.bitmapBuffer = Bitmap(
128 * w, # bitmap width
10 * h, # bitmap height
BITMAP_SCREEN_DEPTH) # bitmap depth
dc.SelectObject(self.bitmapBuffer)
dc.SetBackground(self.brushes['bkgd'])
dc.Clear()
dc.SelectObject(NullBitmap)
# reference BackgroundBitmap to bitmapBuffer
self.Panel.BackgroundBitmap = self.bitmapBuffer
# adjust frame position
scrw, scrh = 3840, 1200 # screen size
w, h = self.Panel.BackgroundBitmap.GetSize()
self.Frame.SetPosition(Point(scrw / 4 - 128 * 8 / 2, 800))
# draw text string
dc.SelectObject(self.bitmapBuffer)
t = list("hello")
# select buffer
# draw text
X = 0
w, h = self.rawChars['Size']
for c in t:
dc.DrawBitmap(self.rawChars[c], X, 0)
X += w
t = list("World!")
# select buffer
# draw text
X = 0
w, h = self.selChars['Size']
for c in t:
dc.DrawBitmap(self.selChars[c], X, h)
X += w
# release bitmap
dc.SelectObject(NullBitmap)
# done
return
def OnRefreshPanel(self, event):
"""
Refresh dialog box
"""
import time
backRed: int = 240
backGreen: int = 248
backBlue: int = 255 # Background color -- alice blue 240,248,255)
frontRed: int = 105
frontGreen: int = 105
frontBlue: int = 105 # Foreground color -- dim grey
FADE_IN_LENGTH: int = 63
self.logger.debug(f'Enter OnRefreshPanel')
# Init memory buffer
tdc: MemoryDC = MemoryDC()
tdc.SelectObject(Bitmap(FrameWidth, FrameHeight))
while not tdc.IsOk():
time.sleep(0.05)
tdc = MemoryDC()
tdc.SelectObject(Bitmap(FrameWidth, FrameHeight))
tdc.SetTextForeground(Colour(frontRed, frontGreen, frontBlue))
tdc.SetBackground(
Brush(Colour(backRed, backGreen, backBlue), BRUSHSTYLE_SOLID))
tdc.Clear()
font = tdc.GetFont()
font.SetFamily(FONTFAMILY_TELETYPE)
font.SetPointSize(12)
tdc.SetFont(font)
# Fade-in
position = self.textPosition
if position < FADE_IN_LENGTH:
n = float(position) / float(FADE_IN_LENGTH)
r = backRed - n * (backRed - frontRed)
g = backGreen - n * (backGreen - frontGreen)
b = backBlue - n * (backBlue - frontBlue)
r = int(r)
g = int(g)
b = int(b)
tdc.SetTextForeground(Colour(r, g, b))
# Display text
for j in range(1, len(self._textToShow)):
# Draw text ?
if position > FADE_IN_LENGTH:
y = y0 + j * dy - (position - FADE_IN_LENGTH)
if -dy < y < FrameHeight:
tdc.DrawText(self._textToShow[j], x0, y)
else: # Draw initial screen with fade in
y = y0 + j * dy
if -dy < y < FrameHeight:
tdc.DrawText(self._textToShow[j], x0, y)
# Show memory dc to current dc (blit)
dc = PaintDC(self._panel)
dc.Blit(0, 0, FrameWidth, FrameHeight, tdc, 0, 0)
tdc.SelectObject(NullBitmap)
self.logger.debug(f'Exit OnRefreshPanel')