def OnPaint(self, event: PaintEvent):
"""
Callback.
Refresh the screen when a paint event is issued by the system.
@param event
"""
dc = PaintDC(self)
w, h = self.GetSize()
mem = self.CreateDC(False, w, h)
mem.SetBackground(Brush(self.GetBackgroundColour()))
mem.Clear()
self.Redraw(mem)
if __version__ > "2.3.2":
x, y = self.CalcUnscrolledPosition(0, 0)
dc.Blit(0, 0, w, h, mem, x, y)
else:
dc.Blit(0, 0, w, h, mem, 0, 0)
def OnPaint(self, event: PaintEvent):
"""
Refresh the screen when a paint event is issued by the system.
Args:
event:
"""
dc = PaintDC(self)
w, h = self.GetSize()
mem = self.CreateDC(False, w, h)
mem.SetBackground(Brush(self.GetBackgroundColour()))
mem.Clear()
x, y = self.CalcUnscrolledPosition(0, 0)
#
# self.clsLogger.warning(f'OnPaint - {w=}, {h=} {x=} {y=}')
# Paint events don't seem to be generated when Pyut is built for deployment; So code duplicated in .Redraw()
#
if self._prefs.backgroundGridEnabled is True:
self._drawGrid(memDC=mem, width=w, height=h, startX=x, startY=y)
self.Redraw(mem)
dc.Blit(0, 0, w, h, mem, x, y)
def OnRefreshPanel(self, event):
"""
Refresh dialog box
"""
import time
# constants
backRed: int = 230
backGreen: int = 255
backBlue: int = 230 # Background color
frontRed: int = 64
frontGreen: int = 0
frontBlue: int = 64 # Foreground color
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_MODERN)
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')