Merged the wxPy_newswig branch into the HEAD branch (main trunk)
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@24541 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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#----------------------------------------------------------------------
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# Name: wxPython.lib.analogclock
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# Purpose: A simple analog clock window
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#
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# Author: several folks on wxPython-users
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#
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# Created: 16-April-2003
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# RCS-ID: $Id$
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# Copyright: (c) 2003 by Total Control Software
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# Licence: wxWindows license
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#----------------------------------------------------------------------
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import math, sys, string, time
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from wxPython.wx import *
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class AnalogClockWindow(wxWindow):
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"""A simple analog clock window"""
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TICKS_NONE = 0
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TICKS_SQUARE = 1
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TICKS_CIRCLE = 2
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def __init__(self, parent, ID=-1, pos=wxDefaultPosition, size=wxDefaultSize,
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style=0, name="clock"):
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# Initialize the wxWindow...
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wxWindow.__init__(self, parent, ID, pos, size, style, name)
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# Initialize the default clock settings...
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self.minuteMarks = 60
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self.hourMarks = 12
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self.tickMarksBrushC = self.GetForegroundColour()
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self.tickMarksPenC = self.GetForegroundColour()
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self.tickMarkStyle = self.TICKS_SQUARE
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# Make an initial bitmap for the face, it will be updated and
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# painted at the first EVT_SIZE event.
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W, H = size
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self.faceBitmap = wxEmptyBitmap(max(W,1), max(H,1))
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# Initialize the timer that drives the update of the clock
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# face. Update every half second to ensure that there is at
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# least one true update during each realtime second.
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self.timer = wxTimer(self)
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self.timer.Start(500)
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# Set event handlers...
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EVT_PAINT(self, self.OnPaint)
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EVT_ERASE_BACKGROUND(self, lambda x: None)
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EVT_SIZE(self, self.OnSize)
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EVT_TIMER(self, -1, self.OnTimerExpire)
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EVT_WINDOW_DESTROY(self, self.OnQuit)
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def SetTickMarkStyle(self, style):
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"""
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Set the style of the marks around the edge of the clock.
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Options are TICKS_NONE, TICKS_SQUARE, and TICKS_CIRCLE
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"""
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self.tickMarkStyle = style
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def SetTickMarkColours(self, brushC, penC="BLACK"):
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"""
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Set the brush colour and optionally the pen colour of
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the marks around the edge of the clock.
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"""
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self.tickMarksBrushC = brushC
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self.tickMarksPenC = penC
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SetTickMarkColour = SetTickMarkColours
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def SetHandsColour(self, c):
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"""An alias for SetForegroundColour"""
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self.SetForegroundColour(c) # the hands just use the foreground colour
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# Using the current settings, render the points and line endings for the
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# circle inside the specified device context. In this case, the DC is
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# a memory based device context that will be blitted to the actual
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# display DC inside the OnPaint() event handler.
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def OnSize(self, event):
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# The faceBitmap init is done here, to make sure the buffer is always
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# the same size as the Window
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size = self.GetClientSize()
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self.faceBitmap = wxEmptyBitmap(size.width, size.height)
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self.DrawFace()
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def OnPaint(self, event):
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self.DrawHands(wxPaintDC(self))
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def OnQuit(self, event):
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self.timer.Stop()
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del self.timer
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def OnTimerExpire(self, event):
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self.DrawHands(wxClientDC(self))
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def DrawHands(self, drawDC):
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# Start by drawing the face bitmap
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drawDC.DrawBitmap(self.faceBitmap, (0,0))
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currentTime = time.localtime(time.time())
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hour, minutes, seconds = currentTime[3:6]
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W,H = self.faceBitmap.GetWidth(), self.faceBitmap.GetHeight()
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centerX = W / 2
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centerY = H / 2
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radius = min(centerX, centerY)
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hour += minutes / 60.0 # added so the hour hand moves continuously
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x, y = self.point(hour, 12, (radius * .65))
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hourX, hourY = (x + centerX), (centerY - y)
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x, y = self.point(minutes, 60, (radius * .85))
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minutesX, minutesY = (x + centerX), (centerY - y)
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x, y = self.point(seconds, 60, (radius * .85))
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secondsX, secondsY = (x + centerX), (centerY - y)
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# Draw the hour hand...
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drawDC.SetPen(wxPen(self.GetForegroundColour(), 5, wxSOLID))
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drawDC.DrawLine((centerX, centerY), (hourX, hourY))
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# Draw the minutes hand...
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drawDC.SetPen(wxPen(self.GetForegroundColour(), 3, wxSOLID))
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drawDC.DrawLine((centerX, centerY), (minutesX, minutesY))
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# Draw the seconds hand...
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drawDC.SetPen(wxPen(self.GetForegroundColour(), 1, wxSOLID))
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drawDC.DrawLine((centerX, centerY), (secondsX, secondsY))
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# Draw the specified set of line marks inside the clock face for the
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# hours or minutes...
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def DrawFace(self):
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backgroundBrush = wxBrush(self.GetBackgroundColour(), wxSOLID)
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drawDC = wxMemoryDC()
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drawDC.SelectObject(self.faceBitmap)
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drawDC.SetBackground(backgroundBrush)
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drawDC.Clear()
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W,H = self.faceBitmap.GetWidth(), self.faceBitmap.GetHeight()
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centerX = W / 2
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centerY = H / 2
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# Draw the marks for hours and minutes...
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self.DrawTimeMarks(drawDC, self.minuteMarks, centerX, centerY, 4)
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self.DrawTimeMarks(drawDC, self.hourMarks, centerX, centerY, 9)
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def DrawTimeMarks(self, drawDC, markCount, centerX, centerY, markSize):
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for i in range(markCount):
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x, y = self.point(i + 1, markCount, min(centerX,centerY) - 16)
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scaledX = x + centerX - markSize/2
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scaledY = centerY - y - markSize/2
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drawDC.SetBrush(wxBrush(self.tickMarksBrushC, wxSOLID))
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drawDC.SetPen(wxPen(self.tickMarksPenC, 1, wxSOLID))
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if self.tickMarkStyle != self.TICKS_NONE:
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if self.tickMarkStyle == self.TICKS_CIRCLE:
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drawDC.DrawEllipse((scaledX - 2, scaledY), (markSize, markSize))
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else:
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drawDC.DrawRectangle((scaledX - 3, scaledY), (markSize, markSize))
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def point(self, tick, range, radius):
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angle = tick * (360.0 / range)
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radiansPerDegree = math.pi / 180
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pointX = int(round(radius * math.sin(angle * radiansPerDegree)))
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pointY = int(round(radius * math.cos(angle * radiansPerDegree)))
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return wxPoint(pointX, pointY)
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if __name__ == "__main__":
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class App(wxApp):
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def OnInit(self):
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frame = wxFrame(None, -1, "AnalogClockWindow Test", size=(375,375))
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clock = AnalogClockWindow(frame)
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clock.SetTickMarkColours("RED")
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clock.SetHandsColour("WHITE")
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clock.SetBackgroundColour("BLUE")
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frame.Centre(wxBOTH)
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frame.Show(True)
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self.SetTopWindow(frame)
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return true
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theApp = App(0)
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theApp.MainLoop()
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"""Renamer stub: provides a way to drop the wx prefix from wxPython objects."""
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from wx import _rename
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from wxPython.lib import analogclock
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_rename(globals(), analogclock.__dict__, modulename='lib.analogclock')
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del analogclock
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del _rename
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