def makeTextGraph(self, text="Empty image"):
""" Make an empty text image
"""
self.figure = Figure()
figure = self.figure
self.canvas = FigureCanvasAgg(figure)
prefs = self.prefs
dpi = prefs["dpi"]
width = float(prefs["width"])
height = float(prefs["height"])
width_inch = width / dpi
height_inch = height / dpi
figure.set_size_inches(width_inch, height_inch)
figure.set_dpi(dpi)
figure.set_facecolor("white")
text_size = prefs.get("text_size", 12)
figure.text(0.5, 0.5, text, horizontalalignment="center", size=pixelToPoint(text_size, dpi))
def makeTextGraph(self, text='Empty image'):
""" Make an empty text image
"""
self.figure = Figure()
figure = self.figure
self.canvas = FigureCanvasAgg(figure)
prefs = self.prefs
dpi = prefs['dpi']
width = float(prefs['width'])
height = float(prefs['height'])
width_inch = width/dpi
height_inch = height/dpi
figure.set_size_inches( width_inch, height_inch )
figure.set_dpi( dpi )
figure.set_facecolor('white')
text_size = prefs.get('text_size',12)
figure.text( .5, .5, text, horizontalalignment='center',
size=pixelToPoint(text_size,dpi) )
def makeTextGraph(self, text="Empty image"):
"""Make an empty text image"""
self.figure = Figure()
figure = self.figure
self.canvas = FigureCanvasAgg(figure)
prefs = self.prefs
dpi = prefs["dpi"]
width = float(prefs["width"])
height = float(prefs["height"])
width_inch = width / dpi
height_inch = height / dpi
figure.set_size_inches(width_inch, height_inch)
figure.set_dpi(dpi)
figure.set_facecolor("white")
text_size = prefs.get("text_size", 12)
figure.text(0.5,
0.5,
text,
horizontalalignment="center",
size=pixelToPoint(text_size, dpi))
def makeTextGraph(self, text='Empty image'):
""" Make an empty text image
"""
self.figure = Figure()
figure = self.figure
self.canvas = FigureCanvasAgg(figure)
prefs = self.prefs
dpi = prefs['dpi']
width = float(prefs['width'])
height = float(prefs['height'])
width_inch = width / dpi
height_inch = height / dpi
figure.set_size_inches(width_inch, height_inch)
figure.set_dpi(dpi)
figure.set_facecolor('white')
text_size = prefs.get('text_size', 12)
figure.text(.5,
.5,
text,
horizontalalignment='center',
size=pixelToPoint(text_size, dpi))
def layoutFigure(self,legend):
prefs = self.prefs
# Get the main Figure object
#self.figure = Figure()
figure = self.figure
self.canvas = FigureCanvasAgg(figure)
dpi = prefs['dpi']
width = float(prefs['width'])
height = float(prefs['height'])
width_inch = width/dpi
height_inch = height/dpi
figure.set_size_inches( width_inch, height_inch )
figure.set_dpi( dpi )
figure.set_facecolor(prefs.get('background_color','white'))
figure_padding = float(prefs['figure_padding'])
figure_left_padding = float(prefs.get('figure_left_padding',figure_padding))
figure_right_padding = float(prefs.get('figure_right_padding',figure_padding))
figure_top_padding = float(prefs.get('figure_top_padding',figure_padding))
figure_bottom_padding = float(prefs.get('figure_bottom_padding',figure_padding))
text_size = prefs.get('text_size',8)
text_padding = prefs.get('text_padding',5)
#######################################
# Make the graph title
title = prefs.get('title','')
subtitle = ''
title_size = 0
title_padding = 0
if title:
title_size = prefs.get('title_size',1.5*text_size)
title_padding = float(prefs.get('title_padding',1.5*text_padding))
figure.text(0.5,1.-(title_size+figure_padding)/height,title,
ha='center',va='bottom',size=pixelToPoint(title_size,dpi) )
subtitle = prefs.get('subtitle','')
if subtitle:
sublines = subtitle.split('\n')
nsublines = len(sublines)
subtitle_size = prefs.get('subtitle_size',1.2*text_size)
subtitle_padding = float(prefs.get('subtitle_padding',1.2*text_padding))
top_offset = subtitle_size+subtitle_padding+title_size+figure_padding
for subline in sublines:
figure.text(0.5,1.-(top_offset)/height,
subline,ha='center',va='bottom',
size=pixelToPoint(subtitle_size,dpi),fontstyle='italic' )
top_offset += subtitle_size + subtitle_padding
########################################
# Evaluate the plot area dimensions
graph_width = width - figure_left_padding - figure_right_padding
graph_height = height - figure_top_padding - figure_bottom_padding
if title:
graph_height = graph_height - title_padding - title_size
if subtitle:
graph_height = graph_height - nsublines*(subtitle_size + subtitle_padding)
graph_left = figure_left_padding
graph_bottom = figure_bottom_padding
#########################################
# Make the plot time stamp if requested
flag = prefs.get('graph_time_stamp',True)
if flag:
timeString = "Generated on " + \
datetime.datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S ')+'UTC'
time_size = prefs['text_size']*.8
figure.text(0.995,0.005,timeString,ha='right',va='bottom',size=pixelToPoint(time_size,dpi),fontstyle='italic' )
#########################################
# Make the graph Legend if requested
legend_flag = prefs['legend']
legend_ax = None
column_width = legend.column_width
if legend_flag:
legend_position = prefs['legend_position']
#legend_width = float(prefs['legend_width'])
#legend_height = float(prefs['legend_height'])
legend_width,legend_height,legend_max_height = legend.getLegendSize()
legend_padding = float(prefs['legend_padding'])
if legend_position in ['right','left']:
# One column in case of vertical legend
legend_width = column_width+legend_padding
legend_height = min(graph_height,legend_max_height)
bottom = (height-title_size-title_padding-legend_height)/2./height
if legend_position == 'right':
left = 1. - (figure_padding+legend_width)/width
else:
left = figure_padding/width
graph_left = graph_left + legend_width
graph_width = graph_width - legend_width - legend_padding
elif legend_position == 'bottom':
bottom = figure_padding/height
left = (width-legend_width)/2./width
graph_height = graph_height - legend_height - legend_padding
graph_bottom = graph_bottom + legend_height + legend_padding
legend_rect = (left,bottom,legend_width/width,legend_height/height)
legend_ax = figure.add_axes(legend_rect)
###########################################
# Make the plot spots
plot_grid = prefs['plot_grid']
nx = int(plot_grid.split(':')[0])
ny = int(plot_grid.split(':')[1])
plot_axes = []
for j in range(ny-1,-1,-1):
for i in range(nx):
plot_rect = ((graph_left+graph_width*i/nx)/width,
(graph_bottom+graph_height*j/ny)/height,
graph_width/nx/width,
graph_height/ny/height)
plot_axes.append(figure.add_axes(plot_rect))
return legend_ax, plot_axes
def layoutFigure(self, legend):
prefs = self.prefs
# Get the main Figure object
#self.figure = Figure()
figure = self.figure
self.canvas = FigureCanvasAgg(figure)
dpi = prefs['dpi']
width = float(prefs['width'])
height = float(prefs['height'])
width_inch = width / dpi
height_inch = height / dpi
figure.set_size_inches(width_inch, height_inch)
figure.set_dpi(dpi)
figure.set_facecolor(prefs.get('background_color', 'white'))
figure_padding = float(prefs['figure_padding'])
figure_left_padding = float(
prefs.get('figure_left_padding', figure_padding))
figure_right_padding = float(
prefs.get('figure_right_padding', figure_padding))
figure_top_padding = float(
prefs.get('figure_top_padding', figure_padding))
figure_bottom_padding = float(
prefs.get('figure_bottom_padding', figure_padding))
text_size = prefs.get('text_size', 8)
text_padding = prefs.get('text_padding', 5)
#######################################
# Make the graph title
title = prefs.get('title', '')
subtitle = ''
title_size = 0
title_padding = 0
if title:
title_size = prefs.get('title_size', 1.5 * text_size)
title_padding = float(
prefs.get('title_padding', 1.5 * text_padding))
figure.text(0.5,
1. - (title_size + figure_padding) / height,
title,
ha='center',
va='bottom',
size=pixelToPoint(title_size, dpi))
subtitle = prefs.get('subtitle', '')
if subtitle:
sublines = subtitle.split('\n')
nsublines = len(sublines)
subtitle_size = prefs.get('subtitle_size', 1.2 * text_size)
subtitle_padding = float(
prefs.get('subtitle_padding', 1.2 * text_padding))
top_offset = subtitle_size + subtitle_padding + title_size + figure_padding
for subline in sublines:
figure.text(0.5,
1. - (top_offset) / height,
subline,
ha='center',
va='bottom',
size=pixelToPoint(subtitle_size, dpi),
fontstyle='italic')
top_offset += subtitle_size + subtitle_padding
########################################
# Evaluate the plot area dimensions
graph_width = width - figure_left_padding - figure_right_padding
graph_height = height - figure_top_padding - figure_bottom_padding
if title:
graph_height = graph_height - title_padding - title_size
if subtitle:
graph_height = graph_height - nsublines * (subtitle_size +
subtitle_padding)
graph_left = figure_left_padding
graph_bottom = figure_bottom_padding
#########################################
# Make the plot time stamp if requested
flag = prefs.get('graph_time_stamp', True)
if flag:
timeString = "Generated on " + \
datetime.datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S ')+'UTC'
time_size = prefs['text_size'] * .8
figure.text(0.995,
0.005,
timeString,
ha='right',
va='bottom',
size=pixelToPoint(time_size, dpi),
fontstyle='italic')
#########################################
# Make the graph Legend if requested
legend_flag = prefs['legend']
legend_ax = None
column_width = legend.column_width
if legend_flag:
legend_position = prefs['legend_position']
#legend_width = float(prefs['legend_width'])
#legend_height = float(prefs['legend_height'])
legend_width, legend_height, legend_max_height = legend.getLegendSize(
)
legend_padding = float(prefs['legend_padding'])
if legend_position in ['right', 'left']:
# One column in case of vertical legend
legend_width = column_width + legend_padding
legend_height = min(graph_height, legend_max_height)
bottom = (height - title_size - title_padding -
legend_height) / 2. / height
if legend_position == 'right':
left = 1. - (figure_padding + legend_width) / width
else:
left = figure_padding / width
graph_left = graph_left + legend_width
graph_width = graph_width - legend_width - legend_padding
elif legend_position == 'bottom':
bottom = figure_padding / height
left = (width - legend_width) / 2. / width
graph_height = graph_height - legend_height - legend_padding
graph_bottom = graph_bottom + legend_height + legend_padding
legend_rect = (left, bottom, legend_width / width,
legend_height / height)
legend_ax = figure.add_axes(legend_rect)
###########################################
# Make the plot spots
plot_grid = prefs['plot_grid']
nx = int(plot_grid.split(':')[0])
ny = int(plot_grid.split(':')[1])
plot_axes = []
for j in range(ny - 1, -1, -1):
for i in range(nx):
plot_rect = ((graph_left + graph_width * i / nx) / width,
(graph_bottom + graph_height * j / ny) / height,
graph_width / nx / width,
graph_height / ny / height)
plot_axes.append(figure.add_axes(plot_rect))
return legend_ax, plot_axes
def draw(self):
PlotBase.draw(self)
self.x_formatter_cb(self.ax)
if self.gdata.isEmpty():
return None
# Evaluate the bar width
width = float(self.width)
offset = 0.0
if self.gdata.key_type == "time":
width = width / 86400.0
start_plot = 0
end_plot = 0
if "starttime" in self.prefs and "endtime" in self.prefs:
start_plot = date2num(
datetime.datetime.fromtimestamp(
to_timestamp(self.prefs["starttime"])))
end_plot = date2num(
datetime.datetime.fromtimestamp(
to_timestamp(self.prefs["endtime"])))
labels = self.gdata.getLabels()
nKeys = self.gdata.getNumberOfKeys()
tmp_b = []
tmp_x = []
tmp_y = []
self.bars = []
labels = self.gdata.getLabels()
nLabel = 0
labelNames = []
colors = []
xmin = None
xmax = None
for label, _num in labels:
labelNames.append(label)
for key, value, _error in self.gdata.getPlotNumData(label):
if xmin is None or xmin > (key + offset):
xmin = key + offset
if xmax is None or xmax < (key + offset):
xmax = key + offset
if value is not None:
colors.append(self.getQualityColor(value))
tmp_x.append(key + offset)
tmp_y.append(1.0)
tmp_b.append(float(nLabel))
nLabel += 1
self.bars += self.ax.bar(tmp_x,
tmp_y,
bottom=tmp_b,
width=width,
color=colors)
dpi = self.prefs.get("dpi", 100)
setp(self.bars, linewidth=pixelToPoint(0.5, dpi), edgecolor="#AAAAAA")
# pivots = keys
# for idx in range(len(pivots)):
# self.coords[ pivots[idx] ] = self.bars[idx]
ymax = float(nLabel)
self.ax.set_xlim(xmin=0.0, xmax=xmax + width + offset)
self.ax.set_ylim(ymin=0.0, ymax=ymax)
if self.gdata.key_type == "time":
if start_plot and end_plot:
self.ax.set_xlim(xmin=start_plot, xmax=end_plot)
else:
self.ax.set_xlim(xmin=min(tmp_x), xmax=max(tmp_x))
self.ax.set_yticks([i + 0.5 for i in range(nLabel)])
self.ax.set_yticklabels(labelNames)
setp(self.ax.get_xticklines(), markersize=0.0)
setp(self.ax.get_yticklines(), markersize=0.0)
cax, kw = make_axes(self.ax, orientation="vertical", fraction=0.07)
cb = ColorbarBase(cax,
cmap=self.cmap,
norm=self.norms,
boundaries=self.cbBoundaries,
values=self.cbValues,
ticks=self.cbTicks)
cb.draw_all()
def layoutFigure(self, legend):
prefs = self.prefs
# Get the main Figure object
# self.figure = Figure()
figure = self.figure
self.canvas = FigureCanvasAgg(figure)
dpi = prefs["dpi"]
width = float(prefs["width"])
height = float(prefs["height"])
width_inch = width / dpi
height_inch = height / dpi
figure.set_size_inches(width_inch, height_inch)
figure.set_dpi(dpi)
figure.set_facecolor(prefs.get("background_color", "white"))
figure_padding = float(prefs["figure_padding"])
figure_left_padding = float(prefs.get("figure_left_padding", figure_padding))
figure_right_padding = float(prefs.get("figure_right_padding", figure_padding))
figure_top_padding = float(prefs.get("figure_top_padding", figure_padding))
figure_bottom_padding = float(prefs.get("figure_bottom_padding", figure_padding))
text_size = prefs.get("text_size", 8)
text_padding = prefs.get("text_padding", 5)
#######################################
# Make the graph title
title = prefs.get("title", "")
subtitle = ""
title_size = 0
title_padding = 0
if title:
title_size = prefs.get("title_size", 1.5 * text_size)
title_padding = float(prefs.get("title_padding", 1.5 * text_padding))
figure.text(
0.5,
1.0 - (title_size + figure_padding) / height,
title,
ha="center",
va="bottom",
size=pixelToPoint(title_size, dpi),
)
subtitle = prefs.get("subtitle", "")
if subtitle:
sublines = subtitle.split("\n")
nsublines = len(sublines)
subtitle_size = prefs.get("subtitle_size", 1.2 * text_size)
subtitle_padding = float(prefs.get("subtitle_padding", 1.2 * text_padding))
top_offset = subtitle_size + subtitle_padding + title_size + figure_padding
for subline in sublines:
figure.text(
0.5,
1.0 - (top_offset) / height,
subline,
ha="center",
va="bottom",
size=pixelToPoint(subtitle_size, dpi),
fontstyle="italic",
)
top_offset += subtitle_size + subtitle_padding
########################################
# Evaluate the plot area dimensions
graph_width = width - figure_left_padding - figure_right_padding
graph_height = height - figure_top_padding - figure_bottom_padding
if title:
graph_height = graph_height - title_padding - title_size
if subtitle:
graph_height = graph_height - nsublines * (subtitle_size + subtitle_padding)
graph_left = figure_left_padding
graph_bottom = figure_bottom_padding
#########################################
# Make the plot time stamp if requested
flag = prefs.get("graph_time_stamp", True)
if flag:
timeString = "Generated on " + datetime.datetime.utcnow().strftime("%Y-%m-%d %H:%M:%S ") + "UTC"
time_size = prefs["text_size"] * 0.8
figure.text(
0.995, 0.005, timeString, ha="right", va="bottom", size=pixelToPoint(time_size, dpi), fontstyle="italic"
)
#########################################
# Make the graph Legend if requested
legend_flag = prefs["legend"]
legend_ax = None
column_width = legend.column_width
if legend_flag:
legend_position = prefs["legend_position"]
# legend_width = float(prefs['legend_width'])
# legend_height = float(prefs['legend_height'])
legend_width, legend_height, legend_max_height = legend.getLegendSize()
legend_padding = float(prefs["legend_padding"])
if legend_position in ["right", "left"]:
# One column in case of vertical legend
legend_width = column_width + legend_padding
legend_height = min(graph_height, legend_max_height)
bottom = (height - title_size - title_padding - legend_height) / 2.0 / height
if legend_position == "right":
left = 1.0 - (figure_padding + legend_width) / width
else:
left = figure_padding / width
graph_left = graph_left + legend_width
graph_width = graph_width - legend_width - legend_padding
elif legend_position == "bottom":
bottom = figure_padding / height
left = (width - legend_width) / 2.0 / width
graph_height = graph_height - legend_height - legend_padding
graph_bottom = graph_bottom + legend_height + legend_padding
legend_rect = (left, bottom, legend_width / width, legend_height / height)
legend_ax = figure.add_axes(legend_rect)
###########################################
# Make the plot spots
plot_grid = prefs["plot_grid"]
nx = int(plot_grid.split(":")[0])
ny = int(plot_grid.split(":")[1])
plot_axes = []
for j in range(ny - 1, -1, -1):
for i in range(nx):
plot_rect = (
(graph_left + graph_width * i / nx) / width,
(graph_bottom + graph_height * j / ny) / height,
graph_width / nx / width,
graph_height / ny / height,
)
plot_axes.append(figure.add_axes(plot_rect))
return legend_ax, plot_axes
def draw(self):
PlotBase.draw(self)
self.x_formatter_cb(self.ax)
if self.gdata.isEmpty():
return None
tmp_x = []
tmp_y = []
# Evaluate the bar width
width = float(self.width)
if self.gdata.key_type == 'time':
#width = (1 - self.bar_graph_space) * width / 86400.0
width = width / 86400.0
offset = 0
elif self.gdata.key_type == 'string':
self.bar_graph_space = 0.1
width = (1 - self.bar_graph_space) * width
offset = self.bar_graph_space / 2.0
else:
offset = 0
start_plot = 0
end_plot = 0
if "starttime" in self.prefs and "endtime" in self.prefs:
start_plot = date2num(
datetime.datetime.fromtimestamp(
to_timestamp(self.prefs['starttime'])))
end_plot = date2num(
datetime.datetime.fromtimestamp(
to_timestamp(self.prefs['endtime'])))
nKeys = self.gdata.getNumberOfKeys()
tmp_b = []
if self.prefs.has_key('log_yaxis'):
tmp_b = [0.001] * nKeys
ymin = 0.001
else:
tmp_b = [0.] * nKeys
ymin = 0.
self.polygons = []
self.lines = []
labels = self.gdata.getLabels()
labels.reverse()
# If it is a simple plot, no labels are used
# Evaluate the most appropriate color in this case
if self.gdata.isSimplePlot():
labels = [('SimplePlot', 0.)]
color = self.prefs.get('plot_color', 'Default')
if color.find('#') != -1:
self.palette.setColor('SimplePlot', color)
else:
labels = [(color, 0.)]
seq_b = [(self.gdata.max_num_key + width, 0.0),
(self.gdata.min_num_key, 0.0)]
zorder = 0.0
dpi = self.prefs.get('dpi', 100)
for label, num in labels:
color = self.palette.getColor(label)
ind = 0
tmp_x = []
tmp_y = []
tmp_t = []
plot_data = self.gdata.getPlotNumData(label)
for key, value, error in plot_data:
if value is None:
value = 0.
tmp_x.append(offset + key)
#tmp_y.append( ymin )
tmp_y.append(0.001)
tmp_x.append(offset + key)
tmp_y.append(float(value) + tmp_b[ind])
tmp_x.append(offset + key + width)
tmp_y.append(float(value) + tmp_b[ind])
tmp_x.append(offset + key + width)
#tmp_y.append( ymin )
tmp_y.append(0.001)
tmp_t.append(float(value) + tmp_b[ind])
ind += 1
seq_t = zip(tmp_x, tmp_y)
seq = seq_t + seq_b
poly = Polygon(seq,
facecolor=color,
fill=True,
linewidth=pixelToPoint(0.2, dpi),
zorder=zorder)
self.ax.add_patch(poly)
self.polygons.append(poly)
tmp_b = list(tmp_t)
zorder -= 0.1
tight_bars_flag = self.prefs.get('tight_bars', False)
if tight_bars_flag:
setp(self.polygons, linewidth=0.)
#pivots = keys
#for idx in range(len(pivots)):
# self.coords[ pivots[idx] ] = self.bars[idx]
ymax = max(tmp_b)
ymax *= 1.1
if self.prefs.has_key('log_yaxis'):
ymin = 0.001
else:
ymin = min(tmp_b, 0.)
ymin *= 1.1
xmax = max(tmp_x)
if self.log_xaxis:
xmin = 0.001
else:
xmin = 0
ymin = self.prefs.get('ymin', ymin)
ymax = self.prefs.get('ymax', ymax)
xmin = self.prefs.get('xmin', xmin)
xmax = self.prefs.get('xmax', xmax)
self.ax.set_xlim(xmin=xmin, xmax=xmax + offset)
self.ax.set_ylim(ymin=ymin, ymax=ymax)
if self.gdata.key_type == 'time':
if start_plot and end_plot:
self.ax.set_xlim(xmin=start_plot, xmax=end_plot)
else:
self.ax.set_xlim(xmin=min(tmp_x), xmax=max(tmp_x))
def draw(self):
prefs = self.prefs
dpi = self.ax_contain.figure.get_dpi()
# Update palette
palette = prefs.get('colors', {})
if palette:
self.palette.addPalette(palette)
xlabel = prefs.get('xlabel', '')
ylabel = prefs.get('ylabel', '')
xticks_flag = prefs.get('xticks', True)
yticks_flag = prefs.get('yticks', True)
text_size = prefs['text_size']
text_padding = prefs['text_padding']
label_text_size = prefs.get('label_text_size', text_size)
label_text_size_point = pixelToPoint(label_text_size, dpi)
tick_text_size = prefs.get('tick_text_size', text_size)
tick_text_size_point = pixelToPoint(tick_text_size, dpi)
ytick_length = prefs.get('ytick_length', 7 * tick_text_size)
plot_title = prefs.get('plot_title', '')
if not plot_title or plot_title == 'NoTitle':
plot_title_size = 0
plot_title_padding = 0
else:
plot_title_size = prefs.get('plot_title_size', text_size)
plot_title_padding = prefs.get('plot_text_padding', text_padding)
plot_title_size_point = pixelToPoint(plot_title_size, dpi)
stats_flag = prefs.get('statistics_line', False)
stats_line = ''
stats_line_space = 0.
if stats_flag:
stats_line = self.gdata.getStatString()
stats_line_size = label_text_size
stats_line_padding = label_text_size * 2.
stats_line_space = stats_line_size + stats_line_padding
plot_padding = prefs['plot_padding']
plot_left_padding = prefs.get('plot_left_padding', plot_padding)
plot_right_padding = prefs.get('plot_right_padding', 0)
plot_bottom_padding = prefs.get('plot_bottom_padding', plot_padding)
plot_top_padding = prefs.get('plot_top_padding', 0)
frame_flag = prefs['frame']
# Create plot axes, and set properties
left, bottom, width, height = self.ax_contain.get_window_extent(
).bounds
l, b, f_width, f_height = self.figure.get_window_extent().bounds
# Space needed for labels and ticks
x_label_space = 0
if xticks_flag:
x_label_space += tick_text_size * 1.5
if xlabel:
x_label_space += label_text_size * 1.5
y_label_space = 0
if yticks_flag:
y_label_space += ytick_length
if ylabel:
y_label_space += label_text_size * 1.5
ax_plot_rect = ( float( plot_left_padding + left + y_label_space ) / f_width,
float( plot_bottom_padding + bottom + x_label_space + stats_line_space ) / f_height,
float( width - plot_left_padding - plot_right_padding - y_label_space ) / f_width,
float( height - plot_bottom_padding - plot_top_padding - x_label_space - \
plot_title_size - 2 * plot_title_padding - stats_line_space ) / f_height )
ax = Axes(self.figure, ax_plot_rect)
if prefs['square_axis']:
l, b, a_width, a_height = ax.get_window_extent().bounds
delta = abs(a_height - a_width)
if a_height > a_width:
a_height = a_width
ax_plot_rect = (
float(plot_left_padding + left) / f_width,
float(plot_bottom_padding + bottom + delta / 2.) /
f_height,
float(width - plot_left_padding - plot_right_padding) /
f_width,
float(height - plot_bottom_padding - plot_title_size -
2 * plot_title_padding - delta) / f_height)
else:
a_width = a_height
ax_plot_rect = (
float(plot_left_padding + left + delta / 2.) / f_width,
float(plot_bottom_padding + bottom) / f_height,
float(width - plot_left_padding - delta) / f_width,
float(height - plot_bottom_padding - plot_title_size -
2 * plot_title_padding) / f_height)
ax.set_position(ax_plot_rect)
self.figure.add_axes(ax)
self.ax = ax
frame = ax.patch
frame.set_fill(False)
if frame_flag.lower() == 'off':
self.ax.set_axis_off()
self.log_xaxis = False
self.log_yaxis = False
else:
# If requested, make x/y axis logarithmic
if prefs.get('log_xaxis', 'False').find('r') >= 0:
ax.semilogx()
self.log_xaxis = True
else:
self.log_xaxis = False
if prefs.get('log_yaxis', 'False').find('r') >= 0:
ax.semilogy()
self.log_yaxis = True
else:
self.log_yaxis = False
if xticks_flag:
setp(ax.get_xticklabels(), family=prefs['font_family'])
setp(ax.get_xticklabels(), fontname=prefs['font'])
setp(ax.get_xticklabels(), size=tick_text_size_point)
else:
setp(ax.get_xticklabels(), size=0)
if yticks_flag:
setp(ax.get_yticklabels(), family=prefs['font_family'])
setp(ax.get_yticklabels(), fontname=prefs['font'])
setp(ax.get_yticklabels(), size=tick_text_size_point)
else:
setp(ax.get_yticklabels(), size=0)
setp(ax.get_xticklines(), markeredgewidth=pixelToPoint(0.5, dpi))
setp(ax.get_xticklines(),
markersize=pixelToPoint(text_size / 2., dpi))
setp(ax.get_yticklines(), markeredgewidth=pixelToPoint(0.5, dpi))
setp(ax.get_yticklines(),
markersize=pixelToPoint(text_size / 2., dpi))
setp(ax.get_xticklines(), zorder=4.0)
line_width = prefs.get('line_width', 1.0)
frame_line_width = prefs.get('frame_line_width', line_width)
grid_line_width = prefs.get('grid_line_width', 0.1)
plot_line_width = prefs.get('plot_line_width', 0.1)
setp(ax.patch, linewidth=pixelToPoint(plot_line_width, dpi))
#setp( ax.spines, linewidth=pixelToPoint(frame_line_width,dpi) )
#setp( ax.axvline(), linewidth=pixelToPoint(1.0,dpi) )
axis_grid_flag = prefs.get('plot_axis_grid', True)
if axis_grid_flag:
ax.grid(True,
color='#555555',
linewidth=pixelToPoint(grid_line_width, dpi))
plot_axis_flag = prefs.get('plot_axis', True)
if plot_axis_flag:
# Set labels
if xlabel:
t = ax.set_xlabel(xlabel)
t.set_family(prefs['font_family'])
t.set_fontname(prefs['font'])
t.set_size(label_text_size)
if ylabel:
t = ax.set_ylabel(ylabel)
t.set_family(prefs['font_family'])
t.set_fontname(prefs['font'])
t.set_size(label_text_size)
else:
self.ax.set_axis_off()
# Create a plot title, if necessary
if plot_title:
self.ax.title = self.ax.text(
0.5,
1. + float(plot_title_padding) / height,
plot_title,
verticalalignment='bottom',
horizontalalignment='center',
size=pixelToPoint(plot_title_size, dpi),
family=prefs['font_family'],
fontname=prefs['font'])
self.ax.title.set_transform(self.ax.transAxes)
self.ax.title.set_family(prefs['font_family'])
self.ax.title.set_fontname(prefs['font'])
if stats_line:
self.ax.stats = self.ax.text(0.5, (-stats_line_space) / height,
stats_line,
verticalalignment='top',
horizontalalignment='center',
size=pixelToPoint(
stats_line_size, dpi))
self.ax.stats.set_transform(self.ax.transAxes)
def draw( self ):
prefs = self.prefs
dpi = self.ax_contain.figure.get_dpi()
# Update palette
palette = prefs.get( 'colors', {} )
if palette:
self.palette.addPalette( palette )
xlabel = prefs.get( 'xlabel', '' )
ylabel = prefs.get( 'ylabel', '' )
xticks_flag = prefs.get( 'xticks', True )
yticks_flag = prefs.get( 'yticks', True )
text_size = prefs['text_size']
text_padding = prefs['text_padding']
label_text_size = prefs.get( 'label_text_size', text_size )
label_text_size_point = pixelToPoint( label_text_size, dpi )
tick_text_size = prefs.get( 'tick_text_size', text_size )
tick_text_size_point = pixelToPoint( tick_text_size, dpi )
ytick_length = prefs.get( 'ytick_length', 7 * tick_text_size )
plot_title = prefs.get( 'plot_title', '' )
if not plot_title or plot_title == 'NoTitle':
plot_title_size = 0
plot_title_padding = 0
else:
plot_title_size = prefs.get( 'plot_title_size', text_size )
plot_title_padding = prefs.get( 'plot_text_padding', text_padding )
plot_title_size_point = pixelToPoint( plot_title_size, dpi )
stats_flag = prefs.get( 'statistics_line', False )
stats_line = ''
stats_line_space = 0.
if stats_flag:
stats_line = self.gdata.getStatString()
stats_line_size = label_text_size
stats_line_padding = label_text_size * 2.
stats_line_space = stats_line_size + stats_line_padding
plot_padding = prefs['plot_padding']
plot_left_padding = prefs.get( 'plot_left_padding', plot_padding )
plot_right_padding = prefs.get( 'plot_right_padding', 0 )
plot_bottom_padding = prefs.get( 'plot_bottom_padding', plot_padding )
plot_top_padding = prefs.get( 'plot_top_padding', 0 )
frame_flag = prefs['frame']
# Create plot axes, and set properties
left, bottom, width, height = self.ax_contain.get_window_extent().bounds
l, b, f_width, f_height = self.figure.get_window_extent().bounds
# Space needed for labels and ticks
x_label_space = 0
if xticks_flag:
x_label_space += tick_text_size * 1.5
if xlabel:
x_label_space += label_text_size * 1.5
y_label_space = 0
if yticks_flag:
y_label_space += ytick_length
if ylabel:
y_label_space += label_text_size * 1.5
ax_plot_rect = ( float( plot_left_padding + left + y_label_space ) / f_width,
float( plot_bottom_padding + bottom + x_label_space + stats_line_space ) / f_height,
float( width - plot_left_padding - plot_right_padding - y_label_space ) / f_width,
float( height - plot_bottom_padding - plot_top_padding - x_label_space - \
plot_title_size - 2 * plot_title_padding - stats_line_space ) / f_height )
ax = Axes( self.figure, ax_plot_rect )
if prefs['square_axis']:
l, b, a_width, a_height = ax.get_window_extent().bounds
delta = abs( a_height - a_width )
if a_height > a_width:
a_height = a_width
ax_plot_rect = ( float( plot_left_padding + left ) / f_width,
float( plot_bottom_padding + bottom + delta / 2. ) / f_height,
float( width - plot_left_padding - plot_right_padding ) / f_width,
float( height - plot_bottom_padding - plot_title_size - 2 * plot_title_padding - delta ) / f_height )
else:
a_width = a_height
ax_plot_rect = ( float( plot_left_padding + left + delta / 2. ) / f_width,
float( plot_bottom_padding + bottom ) / f_height,
float( width - plot_left_padding - delta ) / f_width,
float( height - plot_bottom_padding - plot_title_size - 2 * plot_title_padding ) / f_height )
ax.set_position( ax_plot_rect )
self.figure.add_axes( ax )
self.ax = ax
frame = ax.patch
frame.set_fill( False )
if frame_flag.lower() == 'off':
self.ax.set_axis_off()
self.log_xaxis = False
self.log_yaxis = False
else:
# If requested, make x/y axis logarithmic
if prefs.get( 'log_xaxis', 'False' ).find( 'r' ) >= 0:
ax.semilogx()
self.log_xaxis = True
else:
self.log_xaxis = False
if prefs.get( 'log_yaxis', 'False' ).find( 'r' ) >= 0:
ax.semilogy()
self.log_yaxis = True
else:
self.log_yaxis = False
if xticks_flag:
setp( ax.get_xticklabels(), family = prefs['font_family'] )
setp( ax.get_xticklabels(), fontname = prefs['font'] )
setp( ax.get_xticklabels(), size = tick_text_size_point )
else:
setp( ax.get_xticklabels(), size = 0 )
if yticks_flag:
setp( ax.get_yticklabels(), family = prefs['font_family'] )
setp( ax.get_yticklabels(), fontname = prefs['font'] )
setp( ax.get_yticklabels(), size = tick_text_size_point )
else:
setp( ax.get_yticklabels(), size = 0 )
setp( ax.get_xticklines(), markeredgewidth = pixelToPoint( 0.5, dpi ) )
setp( ax.get_xticklines(), markersize = pixelToPoint( text_size / 2., dpi ) )
setp( ax.get_yticklines(), markeredgewidth = pixelToPoint( 0.5, dpi ) )
setp( ax.get_yticklines(), markersize = pixelToPoint( text_size / 2., dpi ) )
setp( ax.get_xticklines(), zorder = 4.0 )
line_width = prefs.get( 'line_width', 1.0 )
frame_line_width = prefs.get( 'frame_line_width', line_width )
grid_line_width = prefs.get( 'grid_line_width', 0.1 )
plot_line_width = prefs.get( 'plot_line_width', 0.1 )
setp( ax.patch, linewidth = pixelToPoint( plot_line_width, dpi ) )
#setp( ax.spines, linewidth=pixelToPoint(frame_line_width,dpi) )
#setp( ax.axvline(), linewidth=pixelToPoint(1.0,dpi) )
axis_grid_flag = prefs.get( 'plot_axis_grid', True )
if axis_grid_flag:
ax.grid( True, color = '#555555', linewidth = pixelToPoint( grid_line_width, dpi ) )
plot_axis_flag = prefs.get( 'plot_axis', True )
if plot_axis_flag:
# Set labels
if xlabel:
t = ax.set_xlabel( xlabel )
t.set_family( prefs['font_family'] )
t.set_fontname( prefs['font'] )
t.set_size( label_text_size )
if ylabel:
t = ax.set_ylabel( ylabel )
t.set_family( prefs['font_family'] )
t.set_fontname( prefs['font'] )
t.set_size( label_text_size )
else:
self.ax.set_axis_off()
# Create a plot title, if necessary
if plot_title:
self.ax.title = self.ax.text( 0.5,
1. + float( plot_title_padding ) / height,
plot_title,
verticalalignment = 'bottom',
horizontalalignment = 'center',
size = pixelToPoint( plot_title_size, dpi ),
family = prefs['font_family'],
fontname = prefs['font'])
self.ax.title.set_transform( self.ax.transAxes )
self.ax.title.set_family( prefs['font_family'] )
self.ax.title.set_fontname( prefs['font'] )
if stats_line:
self.ax.stats = self.ax.text( 0.5, ( -stats_line_space ) / height,
stats_line,
verticalalignment = 'top',
horizontalalignment = 'center',
size = pixelToPoint( stats_line_size, dpi ) )
self.ax.stats.set_transform( self.ax.transAxes )
def draw(self):
prefs = self.prefs
dpi = self.ax_contain.figure.get_dpi()
# Update palette
palette = prefs.get("colors", {})
if palette:
self.palette.addPalette(palette)
xlabel = prefs.get("xlabel", "")
ylabel = prefs.get("ylabel", "")
xticks_flag = prefs.get("xticks", True)
yticks_flag = prefs.get("yticks", True)
text_size = prefs["text_size"]
text_padding = prefs["text_padding"]
label_text_size = prefs.get("label_text_size", text_size)
label_text_size_point = pixelToPoint(label_text_size, dpi)
tick_text_size = prefs.get("tick_text_size", text_size)
tick_text_size_point = pixelToPoint(tick_text_size, dpi)
ytick_length = prefs.get("ytick_length", 7 * tick_text_size)
plot_title = prefs.get("plot_title", "")
if not plot_title or plot_title == "NoTitle":
plot_title_size = 0
plot_title_padding = 0
else:
plot_title_size = prefs.get("plot_title_size", text_size)
plot_title_padding = prefs.get("plot_text_padding", text_padding)
plot_title_size_point = pixelToPoint(plot_title_size, dpi)
stats_flag = prefs.get("statistics_line", False)
stats_line = ""
stats_line_space = 0.0
if stats_flag:
stats_line = self.gdata.getStatString()
stats_line_size = label_text_size
stats_line_padding = label_text_size * 2.0
stats_line_space = stats_line_size + stats_line_padding
plot_padding = prefs["plot_padding"]
plot_left_padding = prefs.get("plot_left_padding", plot_padding)
plot_right_padding = prefs.get("plot_right_padding", 0)
plot_bottom_padding = prefs.get("plot_bottom_padding", plot_padding)
plot_top_padding = prefs.get("plot_top_padding", 0)
frame_flag = prefs["frame"]
# Create plot axes, and set properties
left, bottom, width, height = self.ax_contain.get_window_extent(
).bounds
l, b, f_width, f_height = self.figure.get_window_extent().bounds
# Space needed for labels and ticks
x_label_space = 0
if xticks_flag:
x_label_space += tick_text_size * 1.5
if xlabel:
x_label_space += label_text_size * 1.5
y_label_space = 0
if yticks_flag:
y_label_space += ytick_length
if ylabel:
y_label_space += label_text_size * 1.5
ax_plot_rect = (
float(plot_left_padding + left + y_label_space) / f_width,
float(plot_bottom_padding + bottom + x_label_space +
stats_line_space) / f_height,
float(width - plot_left_padding - plot_right_padding -
y_label_space) / f_width,
float(height - plot_bottom_padding - plot_top_padding -
x_label_space - plot_title_size - 2 * plot_title_padding -
stats_line_space) / f_height,
)
ax = Axes(self.figure, ax_plot_rect)
if prefs["square_axis"]:
l, b, a_width, a_height = ax.get_window_extent().bounds
delta = abs(a_height - a_width)
if a_height > a_width:
a_height = a_width
ax_plot_rect = (
float(plot_left_padding + left) / f_width,
float(plot_bottom_padding + bottom + delta / 2.0) /
f_height,
float(width - plot_left_padding - plot_right_padding) /
f_width,
float(height - plot_bottom_padding - plot_title_size -
2 * plot_title_padding - delta) / f_height,
)
else:
a_width = a_height
ax_plot_rect = (
float(plot_left_padding + left + delta / 2.0) / f_width,
float(plot_bottom_padding + bottom) / f_height,
float(width - plot_left_padding - delta) / f_width,
float(height - plot_bottom_padding - plot_title_size -
2 * plot_title_padding) / f_height,
)
ax.set_position(ax_plot_rect)
self.figure.add_axes(ax)
self.ax = ax
frame = ax.patch
frame.set_fill(False)
if frame_flag.lower() == "off":
self.ax.set_axis_off()
self.log_xaxis = False
self.log_yaxis = False
else:
# If requested, make x/y axis logarithmic
if prefs.get("log_xaxis", "False").find("r") >= 0:
ax.semilogx()
self.log_xaxis = True
else:
self.log_xaxis = False
if prefs.get("log_yaxis", "False").find("r") >= 0:
ax.semilogy()
self.log_yaxis = True
else:
self.log_yaxis = False
if xticks_flag:
setp(ax.get_xticklabels(), family=prefs["font_family"])
setp(ax.get_xticklabels(), fontname=prefs["font"])
setp(ax.get_xticklabels(), size=tick_text_size_point)
else:
setp(ax.get_xticklabels(), size=0)
if yticks_flag:
setp(ax.get_yticklabels(), family=prefs["font_family"])
setp(ax.get_yticklabels(), fontname=prefs["font"])
setp(ax.get_yticklabels(), size=tick_text_size_point)
else:
setp(ax.get_yticklabels(), size=0)
setp(ax.get_xticklines(), markeredgewidth=pixelToPoint(0.5, dpi))
setp(ax.get_xticklines(),
markersize=pixelToPoint(text_size / 2.0, dpi))
setp(ax.get_yticklines(), markeredgewidth=pixelToPoint(0.5, dpi))
setp(ax.get_yticklines(),
markersize=pixelToPoint(text_size / 2.0, dpi))
setp(ax.get_xticklines(), zorder=4.0)
line_width = prefs.get("line_width", 1.0)
frame_line_width = prefs.get("frame_line_width", line_width)
grid_line_width = prefs.get("grid_line_width", 0.1)
plot_line_width = prefs.get("plot_line_width", 0.1)
setp(ax.patch, linewidth=pixelToPoint(plot_line_width, dpi))
# setp( ax.spines, linewidth=pixelToPoint(frame_line_width,dpi) )
# setp( ax.axvline(), linewidth=pixelToPoint(1.0,dpi) )
axis_grid_flag = prefs.get("plot_axis_grid", True)
if axis_grid_flag:
ax.grid(True,
color="#555555",
linewidth=pixelToPoint(grid_line_width, dpi))
plot_axis_flag = prefs.get("plot_axis", True)
if plot_axis_flag:
# Set labels
if xlabel:
t = ax.set_xlabel(xlabel)
t.set_fontname(prefs["font"])
t.set_fontsize(label_text_size)
if ylabel:
t = ax.set_ylabel(ylabel)
t.set_fontname(prefs["font"])
t.set_fontsize(label_text_size)
else:
self.ax.set_axis_off()
# Create a plot title, if necessary
if plot_title:
self.ax.title = self.ax.text(
0.5,
1.0 + float(plot_title_padding) / height,
plot_title,
verticalalignment="bottom",
horizontalalignment="center",
size=pixelToPoint(plot_title_size, dpi),
family=prefs["font_family"],
fontname=prefs["font"],
)
self.ax.title.set_transform(self.ax.transAxes)
self.ax.title.set_fontname(prefs["font"])
if stats_line:
self.ax.stats = self.ax.text(
0.5,
(-stats_line_space) / height,
stats_line,
verticalalignment="top",
horizontalalignment="center",
size=pixelToPoint(stats_line_size, dpi),
)
self.ax.stats.set_transform(self.ax.transAxes)
def draw( self ):
PlotBase.draw(self)
self.x_formatter_cb(self.ax)
if self.gdata.isEmpty():
return None
tmp_x = []; tmp_y = []
# Evaluate the bar width
width = float(self.width)
if self.gdata.key_type == 'time':
#width = (1 - self.bar_graph_space) * width / 86400.0
width = width / 86400.0
offset = 0
elif self.gdata.key_type == 'string':
self.bar_graph_space = 0.1
width = (1 - self.bar_graph_space) * width
offset = self.bar_graph_space / 2.0
else:
offset = 0
start_plot = 0
end_plot = 0
if "starttime" in self.prefs and "endtime" in self.prefs:
start_plot = date2num( datetime.datetime.fromtimestamp(to_timestamp(self.prefs['starttime'])))
end_plot = date2num( datetime.datetime.fromtimestamp(to_timestamp(self.prefs['endtime'])))
nKeys = self.gdata.getNumberOfKeys()
tmp_b = []
if self.prefs.has_key('log_yaxis'):
tmp_b = [0.001]*nKeys
ymin = 0.001
else:
tmp_b = [0.]*nKeys
ymin = 0.
self.polygons = []
self.lines = []
labels = self.gdata.getLabels()
labels.reverse()
# If it is a simple plot, no labels are used
# Evaluate the most appropriate color in this case
if self.gdata.isSimplePlot():
labels = [('SimplePlot',0.)]
color = self.prefs.get('plot_color','Default')
if color.find('#') != -1:
self.palette.setColor('SimplePlot',color)
else:
labels = [(color,0.)]
seq_b = [(self.gdata.max_num_key+width,0.0),(self.gdata.min_num_key,0.0)]
zorder = 0.0
dpi = self.prefs.get('dpi',100)
for label,num in labels:
color = self.palette.getColor(label)
ind = 0
tmp_x = []
tmp_y = []
tmp_t = []
plot_data = self.gdata.getPlotNumData(label)
for key, value, error in plot_data:
if value is None:
value = 0.
tmp_x.append( offset+key )
#tmp_y.append( ymin )
tmp_y.append( 0.001 )
tmp_x.append( offset+key )
tmp_y.append( float(value)+tmp_b[ind] )
tmp_x.append( offset+key+width )
tmp_y.append( float(value)+tmp_b[ind] )
tmp_x.append( offset+key+width )
#tmp_y.append( ymin )
tmp_y.append( 0.001 )
tmp_t.append(float(value)+tmp_b[ind])
ind += 1
seq_t = zip(tmp_x,tmp_y)
seq = seq_t+seq_b
poly = Polygon( seq, facecolor=color, fill=True,
linewidth=pixelToPoint(0.2,dpi),
zorder=zorder)
self.ax.add_patch( poly )
self.polygons.append( poly )
tmp_b = list(tmp_t)
zorder -= 0.1
tight_bars_flag = self.prefs.get('tight_bars',False)
if tight_bars_flag:
setp( self.polygons, linewidth=0. )
#pivots = keys
#for idx in range(len(pivots)):
# self.coords[ pivots[idx] ] = self.bars[idx]
ymax = max(tmp_b)
ymax *= 1.1
if self.prefs.has_key('log_yaxis'):
ymin = 0.001
else:
ymin = min( tmp_b, 0. )
ymin *= 1.1
xmax=max(tmp_x)
if self.log_xaxis:
xmin = 0.001
else:
xmin = 0
ymin = self.prefs.get( 'ymin', ymin )
ymax = self.prefs.get( 'ymax', ymax )
xmin = self.prefs.get( 'xmin', xmin )
xmax = self.prefs.get( 'xmax', xmax )
self.ax.set_xlim( xmin=xmin, xmax=xmax+offset )
self.ax.set_ylim( ymin=ymin, ymax=ymax )
if self.gdata.key_type == 'time':
if start_plot and end_plot:
self.ax.set_xlim( xmin=start_plot, xmax=end_plot)
else:
self.ax.set_xlim( xmin=min(tmp_x), xmax=max(tmp_x))
def layoutFigure(self, legend):
prefs = self.prefs
# Get the main Figure object
# self.figure = Figure()
figure = self.figure
self.canvas = FigureCanvasAgg(figure)
dpi = prefs["dpi"]
width = float(prefs["width"])
height = float(prefs["height"])
width_inch = width / dpi
height_inch = height / dpi
figure.set_size_inches(width_inch, height_inch)
figure.set_dpi(dpi)
figure.set_facecolor(prefs.get("background_color", "white"))
figure_padding = float(prefs["figure_padding"])
figure_left_padding = float(
prefs.get("figure_left_padding", figure_padding))
figure_right_padding = float(
prefs.get("figure_right_padding", figure_padding))
figure_top_padding = float(
prefs.get("figure_top_padding", figure_padding))
figure_bottom_padding = float(
prefs.get("figure_bottom_padding", figure_padding))
text_size = prefs.get("text_size", 8)
text_padding = prefs.get("text_padding", 5)
#######################################
# Make the graph title
title = prefs.get("title", "")
subtitle = ""
title_size = 0
title_padding = 0
if title:
title_size = prefs.get("title_size", 1.5 * text_size)
title_padding = float(
prefs.get("title_padding", 1.5 * text_padding))
figure.text(
0.5,
1.0 - (title_size + figure_padding) / height,
title,
ha="center",
va="bottom",
size=pixelToPoint(title_size, dpi),
)
subtitle = prefs.get("subtitle", "")
if subtitle:
sublines = subtitle.split("\n")
nsublines = len(sublines)
subtitle_size = prefs.get("subtitle_size", 1.2 * text_size)
subtitle_padding = float(
prefs.get("subtitle_padding", 1.2 * text_padding))
top_offset = subtitle_size + subtitle_padding + title_size + figure_padding
for subline in sublines:
figure.text(
0.5,
1.0 - (top_offset) / height,
subline,
ha="center",
va="bottom",
size=pixelToPoint(subtitle_size, dpi),
fontstyle="italic",
)
top_offset += subtitle_size + subtitle_padding
########################################
# Evaluate the plot area dimensions
graph_width = width - figure_left_padding - figure_right_padding
graph_height = height - figure_top_padding - figure_bottom_padding
if title:
graph_height = graph_height - title_padding - title_size
if subtitle:
graph_height = graph_height - nsublines * (subtitle_size +
subtitle_padding)
graph_left = figure_left_padding
graph_bottom = figure_bottom_padding
#########################################
# Make the plot time stamp if requested
flag = prefs.get("graph_time_stamp", True)
if flag:
timeString = "Generated on " + datetime.datetime.utcnow().strftime(
"%Y-%m-%d %H:%M:%S ") + "UTC"
time_size = prefs["text_size"] * 0.8
figure.text(0.995,
0.005,
timeString,
ha="right",
va="bottom",
size=pixelToPoint(time_size, dpi),
fontstyle="italic")
#########################################
# Make the graph Legend if requested
legend_flag = prefs["legend"]
legend_ax = None
column_width = legend.column_width
if legend_flag:
legend_position = prefs["legend_position"]
# legend_width = float(prefs['legend_width'])
# legend_height = float(prefs['legend_height'])
legend_width, legend_height, legend_max_height = legend.getLegendSize(
)
legend_padding = float(prefs["legend_padding"])
if legend_position in ["right", "left"]:
# One column in case of vertical legend
legend_width = column_width + legend_padding
legend_height = min(graph_height, legend_max_height)
bottom = (height - title_size - title_padding -
legend_height) / 2.0 / height
if legend_position == "right":
left = 1.0 - (figure_padding + legend_width) / width
else:
left = figure_padding / width
graph_left = graph_left + legend_width
graph_width = graph_width - legend_width - legend_padding
elif legend_position == "bottom":
bottom = figure_padding / height
left = (width - legend_width) / 2.0 / width
graph_height = graph_height - legend_height - legend_padding
graph_bottom = graph_bottom + legend_height + legend_padding
legend_rect = (left, bottom, legend_width / width,
legend_height / height)
legend_ax = figure.add_axes(legend_rect)
###########################################
# Make the plot spots
plot_grid = prefs["plot_grid"]
nx = int(plot_grid.split(":")[0])
ny = int(plot_grid.split(":")[1])
plot_axes = []
for j in range(ny - 1, -1, -1):
for i in range(nx):
plot_rect = (
(graph_left + graph_width * i / nx) / width,
(graph_bottom + graph_height * j / ny) / height,
graph_width / nx / width,
graph_height / ny / height,
)
plot_axes.append(figure.add_axes(plot_rect))
return legend_ax, plot_axes
def draw( self ):
PlotBase.draw( self )
self.x_formatter_cb( self.ax )
if self.gdata.isEmpty():
return None
# Evaluate the bar width
width = float( self.width )
offset = 0.
if self.gdata.key_type == 'time':
width = width / 86400.0
start_plot = 0
end_plot = 0
if "starttime" in self.prefs and "endtime" in self.prefs:
start_plot = date2num( datetime.datetime.fromtimestamp( to_timestamp( self.prefs['starttime'] ) ) )
end_plot = date2num( datetime.datetime.fromtimestamp( to_timestamp( self.prefs['endtime'] ) ) )
labels = self.gdata.getLabels()
nKeys = self.gdata.getNumberOfKeys()
tmp_b = []
tmp_x = []
tmp_y = []
self.bars = []
labels = self.gdata.getLabels()
nLabel = 0
labelNames = []
colors = []
xmin = None
xmax = None
for label, _num in labels:
labelNames.append( label )
for key, value, _error in self.gdata.getPlotNumData( label ):
if xmin is None or xmin > ( key + offset ):
xmin = key + offset
if xmax is None or xmax < ( key + offset ):
xmax = key + offset
if value is not None:
colors.append( self.getQualityColor( value ) )
tmp_x.append( key + offset )
tmp_y.append( 1. )
tmp_b.append( float( nLabel ) )
nLabel += 1
self.bars += self.ax.bar( tmp_x, tmp_y, bottom = tmp_b, width = width, color = colors )
dpi = self.prefs.get( 'dpi', 100 )
setp( self.bars, linewidth = pixelToPoint( 0.5, dpi ), edgecolor = '#AAAAAA' )
#pivots = keys
#for idx in range(len(pivots)):
# self.coords[ pivots[idx] ] = self.bars[idx]
ymax = float( nLabel )
self.ax.set_xlim( xmin = 0., xmax = xmax + width + offset )
self.ax.set_ylim( ymin = 0., ymax = ymax )
if self.gdata.key_type == 'time':
if start_plot and end_plot:
self.ax.set_xlim( xmin = start_plot, xmax = end_plot )
else:
self.ax.set_xlim( xmin = min( tmp_x ), xmax = max( tmp_x ) )
self.ax.set_yticks( [ i + 0.5 for i in range( nLabel ) ] )
self.ax.set_yticklabels( labelNames )
setp( self.ax.get_xticklines(), markersize = 0. )
setp( self.ax.get_yticklines(), markersize = 0. )
cax, kw = make_axes( self.ax, orientation = 'vertical', fraction = 0.07 )
cb = ColorbarBase( cax, cmap = self.cmap, norm = self.norms,
boundaries = self.cbBoundaries,
values = self.cbValues,
ticks = self.cbTicks )
cb.draw_all()
