def draw_cursor(self, event):
#event is a MplEvent. Draw a cursor over the axes
if event.inaxes is None:
#info('Out !')
self.erase_cursor()
return
figheight = self.m_canvas.figure.bbox.height
ax = event.inaxes
left,bottom,width,height = ax.bbox.bounds
bottom = figheight-bottom
top = bottom - height
right = left + width
x, y = event.x, event.y
y = figheight-y
time, value = event.xdata, event.ydata
a,b = ax.get_xlim()
period = b - a
newx = left+((width/period)*int(time))
#debug('newx=%d width=%d period=%d time=%d' % (newx,width,period,int(time)))
dc = wx.ClientDC(self.m_canvas)
dc.SetLogicalFunction(wx.XOR)
dc.SetBrush(wx.Brush(wx.Colour(255,255,255), wx.TRANSPARENT))
dc.SetPen(wx.Pen(wx.Colour(200, 200, 200), 1, wx.SOLID))
dc.ResetBoundingBox()
dc.BeginDrawing()
x, y, left, right, bottom, top = [int(val) for val in newx, y, left, right, bottom, top]
self.erase_cursor()
line1 = (x, bottom, x, top)
line2 = (left, y, right, y)
self.m_lastInfo = line1, line2, ax, dc
if self.is_display_vcursor(): dc.DrawLine(*line1) # draw new
if self.is_display_hcursor(): dc.DrawLine(*line2) # draw new
#dc.EndDrawing()
debug("Time=%d Value=%f"% (time, value))
# add x and y labels
if int(time)<len(self.times):
if self.is_display_vcursor():
self.m_xlabel = iTrade_wxLabelPopup(self.m_canvas,(x,bottom), label=self.GetXLabel(int(time)))
self.m_xlabel.Draw()
if self.is_display_hcursor():
self.m_ylabel = iTrade_wxLabelPopup(self.m_canvas,(right,y), label=self.GetYLabel(ax,value))
self.m_ylabel.Draw()
# save some data for Timed behaviour
self.m_xylabelMax = (right,bottom)
self.m_xylabelPos = (x,y)
self.m_xylabelData = (int(time),value)
self.m_xylabelAxis = ax
dc.EndDrawing()
def OnTimer(self,event):
#debug('OnTimer')
if self.cursorState(None) and (self.m_cursormode == CURSOR_MODE_IND):
#debug('OnTimer create label')
try:
self.m_xylabel = iTrade_wxLabelPopup(self.m_canvas,self.m_xylabelPos,self.m_xylabelMax,label=self.GetXYLabel(self.m_xylabelAxis,self.m_xylabelData),multiline=True)
except AttributeError:
info('axis not managed')
pass
else:
#debug('OnTimer draw label')
self.m_xylabel.Draw()
def OnTimer(self, event):
#debug('OnTimer')
if self.cursorState(None) and (self.m_cursormode == CURSOR_MODE_IND):
#debug('OnTimer create label')
try:
self.m_xylabel = iTrade_wxLabelPopup(self.m_canvas,
self.m_xylabelPos,
self.m_xylabelMax,
label=self.GetXYLabel(
self.m_xylabelAxis,
self.m_xylabelData),
multiline=True)
except AttributeError:
info('axis not managed')
pass
else:
#debug('OnTimer draw label')
self.m_xylabel.Draw()
def draw_cursor(self, event):
#event is a MplEvent. Draw a cursor over the axes
if event.inaxes is None:
#info('Out !')
self.erase_cursor()
return
figheight = self.m_canvas.figure.bbox.height
ax = event.inaxes
left, bottom, width, height = ax.bbox.bounds
bottom = figheight - bottom
top = bottom - height
right = left + width
x, y = event.x, event.y
y = figheight - y
time, value = event.xdata, event.ydata
a, b = ax.get_xlim()
period = b - a
newx = left + ((width / period) * int(time))
#debug('newx=%d width=%d period=%d time=%d' % (newx,width,period,int(time)))
dc = wx.ClientDC(self.m_canvas)
dc.SetLogicalFunction(wx.XOR)
dc.SetBrush(wx.Brush(wx.Colour(255, 255, 255), wx.TRANSPARENT))
dc.SetPen(wx.Pen(wx.Colour(200, 200, 200), 1, wx.SOLID))
dc.ResetBoundingBox()
dc.BeginDrawing()
x, y, left, right, bottom, top = [
int(val) for val in newx, y, left, right, bottom, top
]
self.erase_cursor()
line1 = (x, bottom, x, top)
line2 = (left, y, right, y)
self.m_lastInfo = line1, line2, ax, dc
if self.is_display_vcursor(): dc.DrawLine(*line1) # draw new
if self.is_display_hcursor(): dc.DrawLine(*line2) # draw new
#dc.EndDrawing()
debug("Time=%d Value=%f" % (time, value))
# add x and y labels
if int(time) < len(self.times):
if self.is_display_vcursor():
self.m_xlabel = iTrade_wxLabelPopup(self.m_canvas, (x, bottom),
label=self.GetXLabel(
int(time)))
self.m_xlabel.Draw()
if self.is_display_hcursor():
self.m_ylabel = iTrade_wxLabelPopup(self.m_canvas, (right, y),
label=self.GetYLabel(
ax, value))
self.m_ylabel.Draw()
# save some data for Timed behaviour
self.m_xylabelMax = (right, bottom)
self.m_xylabelPos = (x, y)
self.m_xylabelData = (int(time), value)
self.m_xylabelAxis = ax
dc.EndDrawing()
