def contour_map(self):
params_dict = self.params_dict
color_labels = self.color_labels
color_levels = self.color_levels
cn_fill_colors = np.arange(0,color_levels,1)
nboxes = np.shape(cn_fill_colors)[0]
# labels = [""] * nboxes
#3.图例解释数据
# if (self.output_img_name.contains("RH") or self.output_img_name.contains("TK")):
# labels[0] = "NoData"
# labels[1] = "<" + str(cn_levels[1])
# labels[nboxes - 1] = ">" + str(cn_levels[nboxes - 2])
# for i in range(2, nboxes - 1):
# labels[i] = str(cn_levels[i - 1]) + "~" + str(cn_levels[i])
# else:
# labels[0] = "<" + str(cn_levels[0])
# labels[nboxes - 1] = ">" + str(cn_levels[nboxes - 2])
# for i in range(1, nboxes - 1):
# labels[i] = str(cn_levels[i - 1]) + "~" + str(cn_levels[i])
#4.其他配置
params_dict['vpHeightF'] = 0.022 * 0.868 * (nboxes + 3 - (nboxes - 5) / 2.8)
params_dict['lbFillColors'] = cn_fill_colors
if (self.output_img_name.contains("TK")):
params_dict["lbLabelFontHeightF"] = 0.009
else:
params_dict["lbLabelFontHeightF"] = 0.009677
lbres = create_or_update_resource(params_dict=params_dict)
lbid = Ngl.labelbar_ndc(self.workstation, nboxes, color_labels, 0, 0, lbres)
#5.色标位置配置
lblres = create_or_update_resource(params_dict=self.location_params_dict)
Ngl.add_annotation(self.plot, lbid, lblres)
def lb_create_labelbar(wks, vpXY, vpWH, nboxes=11, levels=(-1., 1.),
fmt_str="{}", rlist=None):
'''Creates a label bar.
lb = lb_create_labelbar(wks, vpXY, vpWH, nboxes=11, levels=(-1., 1.),
frm_str="{}", rlist=None)
wks : workstation Id as returned by open_wks()
vpXY : tupel of upper left coordinates of the label bar's view port in NDC
vpWH : tupel containing width and height of the label bar's view port
in NDC
nboxes : number of boxes
levels : tupel containing the data extrems
fmt_str : format string used to format the numbers
rlist : Resource object containing additional resources that are accepted
by labelbar_ndc()
'''
# add label bar for depth
levels = np.linspace(*levels, num=nboxes)
labels = [fmt_str.format(val) for val in levels]
labres = {"lbAutoManage": False,
"vpWidthF": vpWH[0],
"vpHeightF": vpWH[1],
"lbMonoFillPattern": 21,
"lbOrientation": "vertical",
"lbFillColors": map_data_to_color(wks, levels),
"lbLabelStride": 10}
if rlist:
labres.update(rlist.__dict__)
lb = ngl.labelbar_ndc(wks, nboxes, labels, *vpXY,
rlistc=_dict2Resource(labres))
return lb
lines = []
for seg in range(startSegment, startSegment+numSegments):
startPT = segments[seg, segs_xyzIndex]
endPT = startPT + segments[seg, segs_numPnts] - 1
lines.append(Ngl.add_polygon(wks, plot, lon[startPT:endPT], \
lat[startPT:endPT], plres))
segNum = segNum + 1
Ngl.draw(plot)
# Make a labelbar...
labels = [ "1", "2", "3", "4" ]
lres = Ngl.Resources()
lres.vpWidthF = 0.50 # location
lres.vpHeightF = 0.05 # " "
lres.lbPerimOn = False # Turn off perimeter.
lres.lbOrientation = "Horizontal" # Default is vertical.
lres.lbLabelAlignment = "BoxCenters" # Default is "BoxCenters".
lres.lbFillColors = colors
lres.lbMonoFillPattern = True # Fill them all solid.
lres.lbLabelFontHeightF = 0.012 # label font height
lres.lbTitleString = "percent" # title
lres.lbTitlePosition = "Bottom" # location of title
lres.lbTitleFontHeightF = 0.01 # title font height
Ngl.labelbar_ndc (wks,4,labels,0.23,0.15,lres)
Ngl.frame(wks) # Advance the frame.
Ngl.end()
#-- draw polygons polyg = Ngl.add_polygon(wks1,map,x1d,y1d,pgres) #-- add polygons to map #-- labelbar resources lbres = Ngl.Resources() lbres.vpWidthF = 0.85 #-- labelbar width lbres.vpHeightF = 0.15 #-- labelbar height lbres.lbOrientation = "Horizontal" #-- labelbar orientation lbres.lbFillPattern = "SolidFill" #-- labelbar box fill style lbres.lbMonoFillPattern = 21 #-- labelbar box fill pattern lbres.lbMonoFillColor = False #-- use multiple colors lbres.lbFillColors = colors #-- set color array lbres.lbLabelFontHeightF = 0.014 #-- labelbar label font size lbres.lbLabelAlignment = "InteriorEdges" #-- draw labels between boxes #-- add labelbar to workstation lb = Ngl.labelbar_ndc(wks1,nlevels,labels,0.1,0.2,lbres) #-- maximize and draw the plot, and advance the frame Ngl.maximize_plot(wks1, map) Ngl.draw(map) Ngl.frame(wks1) #-- get wallclock time t2 = time.time() print "Wallclock time: %0.3f seconds" % (t2-t1) print "" Ngl.end()
polyg = Ngl.add_polygon(wks1, map, x1d, y1d, pgres)
#-- add a labelbar
lbres = Ngl.Resources()
lbres.vpWidthF = 0.85
lbres.vpHeightF = 0.15
lbres.lbOrientation = 'Horizontal'
lbres.lbFillPattern = 'SolidFill'
lbres.lbMonoFillPattern = 21 #-- must be 21 for color solid fill
lbres.lbMonoFillColor = False #-- use multiple colors
lbres.lbFillColors = colors #-- indices from loaded colormap
lbres.lbBoxCount = len(colormap[colors, :])
lbres.lbLabelFontHeightF = 0.014
lbres.lbLabelAlignment = 'InteriorEdges'
lbres.lbLabelStrings = labels
lb = Ngl.labelbar_ndc(wks1, nlevs + 1, labels, 0.1, 0.24, lbres)
#-- maximize and draw the plot and advance the frame
Ngl.maximize_plot(wks1, map)
Ngl.draw(map)
Ngl.frame(wks1)
#-- get wallclock time
t2 = time.time()
print('')
print('Wallclock time: %0.3f seconds' % (t2 - t1))
print('')
Ngl.end()
# # Import Ngl support functions. # import Ngl wkres = Ngl.Resources() wkres.wkColorMap = "default" wks_type = "ps" wks = Ngl.open_wks(wks_type, "labelbar", wkres) labels = ["One", "Two", "Three", "Four", "Five", "Six"] # # Generate a labelbar with the default settings. # lb = Ngl.labelbar_ndc(wks, 5, labels, 0.3, 0.9) Ngl.frame(wks) # # Change the font and alignment of the labels. # rlist = Ngl.Resources() rlist.lbLabelFont = "Times-Bold" rlist.lbLabelAlignment = "InteriorEdges" lb = Ngl.labelbar_ndc(wks, 5, labels, 0.3, 0.9, rlist) Ngl.frame(wks) # # Change the size, orientation, the fill to solid fill. #
def draw_colormap(wks, cmap):
#---Read as RGBA array
cmapr = Ngl.read_colormap_file(cmap)
#---Set some options
orientation = "horizontal" # "horizontal" or "vertical"
lbres = Ngl.Resources()
if (orientation == "vertical"):
width = 0.2
height = 1.0 # full height of viewport
xpos = 0.5 - width / 2. # centered
ypos = 1.0 # flush w/top of viewport
else:
height = 0.2
width = 1.0 # full width of viewport
xpos = 0.0 # flush right
ypos = 0.5 + height / 2. # centered
lbres.vpWidthF = width
lbres.vpHeightF = height
lbres.lbOrientation = orientation
lbres.lbLabelsOn = False
lbres.lbBoxLinesOn = False
#---Make sure labelbar fills the viewport region we specified
lbres.lbBoxMinorExtentF = 1.0
lbres.lbTopMarginF = 0.0
lbres.lbBottomMarginF = 0.0
lbres.lbRightMarginF = 0.0
lbres.lbLeftMarginF = 0.0
#---Necessary so we get all solid fill
lbres.lbMonoFillPattern = True
lbres.lbFillColors = cmapr
cmaplen = cmapr.shape[0]
labels = ["" for x in range(cmaplen)]
lbid = Ngl.labelbar_ndc(wks, cmaplen, labels, xpos, ypos, lbres)
Ngl.draw(lbid)
#---Draw a box around the labelbar
xbox = [xpos, xpos + width, xpos + width, xpos, xpos]
ybox = [ypos, ypos, ypos - height, ypos - height, ypos]
lnres = Ngl.Resources()
lnres.gsLineThicknessF = 1.5
Ngl.polyline_ndc(wks, xbox, ybox, lnres)
lnres = Ngl.Resources()
lnres.gsLineThicknessF = 1.5
Ngl.polyline_ndc(wks, xbox, ybox, lnres)
#---Add name of the color map
txres = Ngl.Resources()
txres.txFontHeightF = 0.02
if (orientation == "vertical"):
txres.txJust = "TopRight"
Ngl.text_ndc(wks, cmap, xpos, 1.0, txres)
else:
txres.txJust = "BottomCenter"
Ngl.text_ndc(wks, cmap, 0.5, ypos, txres)
Ngl.frame(wks) # Advance the frame
lbres.lbOrientation = "Horizontal" lbres.lbLabelPosition = "Center" # label position lbres.lbFillColors = colors[2:] lbres.lbMonoFillPattern = True # solid color fill lbres.lbLabelFontHeightF = 0.02 lbres.lbTitleOn = True lbres.lbTitleString = "0=cldy, 1=uncertain, 2=prob clr, 3=clr" lbres.lbTitlePosition = "Bottom" lbres.lbTitleFontHeightF = 0.02 lbres.lbTitleOffsetF = 0.00 #---Create the labelbar labels = ["0","1","2","3"] lbid = Ngl.labelbar_ndc (wks,len(labels),labels,0.0,0.,lbres) # # Create some annotation resources indicating how we want to # attach the labelbar to the plot. The default is the center # of the plot. Below amOrthogonalPosF is set to move the # labelbar down and outside the plot. # amres = Ngl.Resources() amres.amOrthogonalPosF = 0.7 annoid = Ngl.add_annotation(plot,lbid,amres) txres = Ngl.Resources() txres.txFontHeightF = 0.01 txres.txJust = "TopRight" txres.txPerimOn = True
for j in range(1,nboxes): labels[j] = " " lbres = Ngl.Resources() lbres.vpWidthF = 0.70 lbres.vpHeightF = 0.10 lbres.lbPerimOn = False # Turn off perimeter. lbres.lbOrientation = "Horizontal" # Default is vertical. lbres.lbLabelAlignment = "ExternalEdges" lbres.lbFillColors = colors lbres.lbMonoFillPattern = True # Fill them all solid. lbres.lbLabelFontHeightF = 0.013 # label font height lbres.nglDraw = False # The labelbar will be created, but not drawn at this point. lbid = Ngl.labelbar_ndc(wks,nboxes,labels,0.5,0.2,lbres) # # Now create some annotation resources indicating how we want to # attach the labelbar to the plot. Here, we are using the top center # of the labelbar as the point which we are going to position # it, and then we use amOrthogonalPosF to move it down. # # amParallelPosF/amOrthogonalPosF # 0.0/ 0.0 - annotation in dead center of plot # 0.5/ 0.5 - annotation at bottom right of plot # 0.5/-0.5 - annotation at top right of plot # -0.5/-0.5 - annotation at top left of plot # -0.5/ 0.5 - annotation at bottom left of plot # amres = Ngl.Resources()
# Import Ngl support functions. # from __future__ import print_function import Ngl wkres = Ngl.Resources() wkres.wkColorMap = "default" wks_type = "png" wks = Ngl.open_wks(wks_type, "labelbar", wkres) labels = ["One", "Two", "Three", "Four", "Five", "Six"] # # Generate a labelbar with the default settings. # lb = Ngl.labelbar_ndc(wks, 5, labels, 0.3, 0.9) Ngl.frame(wks) # # Change the font and alignment of the labels. # rlist = Ngl.Resources() rlist.lbLabelFont = "Times-Bold" rlist.lbLabelAlignment = "InteriorEdges" lb = Ngl.labelbar_ndc(wks, 5, labels, 0.3, 0.9, rlist) Ngl.frame(wks) # # Change the size, orientation, the fill to solid fill. #
lbres.lbOrientation = "Horizontal" lbres.lbLabelPosition = "Center" # label position lbres.lbFillColors = colors lbres.lbMonoFillPattern = True # solid color fill lbres.lbLabelFontHeightF = 0.02 lbres.lbTitleOn = True lbres.lbTitleString = "0=cldy, 1=uncertain, 2=prob clr, 3=clr" lbres.lbTitlePosition = "Bottom" lbres.lbTitleFontHeightF = 0.02 lbres.lbTitleOffsetF = 0.00 #---Create the labelbar labels = ["0","1","2","3"] lbid = Ngl.labelbar_ndc (wks,len(labels),labels,0.0,0.,lbres) # # Create some annotation resources indicating how we want to # attach the labelbar to the plot. The default is the center # of the plot. Below amOrthogonalPosF is set to move the # labelbar down and outside the plot. # amres = Ngl.Resources() amres.amOrthogonalPosF = 0.7 annoid = Ngl.add_annotation(plot,lbid,amres) txres = Ngl.Resources() txres.txFontHeightF = 0.01 txres.txJust = "TopRight" txres.txPerimOn = True
lbx, lby = vpx, vpy - vph - 0.04 lbres = Ngl.Resources() lbres.vpWidthF = vpw #-- width of labelbar lbres.vpHeightF = 0.08 #-- height of labelbar lbres.lbOrientation = "horizontal" #-- labelbar orientation lbres.lbLabelFontHeightF = 0.012 #-- labelbar label font size lbres.lbAutoManage = False #-- we control label bar lbres.lbFillColors = colors #-- box fill colors lbres.lbPerimOn = False #-- turn off labelbar perimeter lbres.lbMonoFillPattern = True #-- turn on solid pattern lbres.lbLabelAlignment = "BoxCenters" #-- write labels below box edges #-- create the labelbar pid = Ngl.labelbar_ndc(wks, nlevels, labels, lbx, lby, lbres) #----------------------------------------------------------------------------------- #-- add x-axis title and copyright string #----------------------------------------------------------------------------------- txres = Ngl.Resources() txres.txJust = "CenterCenter" txres.txFontHeightF = 0.014 Ngl.text_ndc(wks, "ESGF users", 0.5, 0.14, txres) txres.txJust = "CenterRight" txres.txFontHeightF = 0.010 Ngl.text_ndc(wks, "~F35~c ~F21~~N~DKRZ", vpx + vpw, 0.10, txres) #-----------------------------------------------------------------------------------
polyg = Ngl.add_polygon(wks1,map,x1d,y1d,pgres) #-- add a labelbar lbres = Ngl.Resources() lbres.vpWidthF = 0.85 lbres.vpHeightF = 0.15 lbres.lbOrientation = 'Horizontal' lbres.lbFillPattern = 'SolidFill' lbres.lbMonoFillPattern = 21 #-- must be 21 for color solid fill lbres.lbMonoFillColor = False #-- use multiple colors lbres.lbFillColors = colors #-- indices from loaded colormap lbres.lbBoxCount = len(colormap[colors,:]) lbres.lbLabelFontHeightF= 0.014 lbres.lbLabelAlignment = 'InteriorEdges' lbres.lbLabelStrings = labels lb = Ngl.labelbar_ndc(wks1,nlevs+1,labels,0.1,0.24,lbres) #-- maximize and draw the plot and advance the frame Ngl.maximize_plot(wks1, map) Ngl.draw(map) Ngl.frame(wks1) #-- get wallclock time t2 = time.time() print '' print 'Wallclock time: %0.3f seconds' % (t2-t1) print '' Ngl.end()
lines = []
for seg in range(startSegment, startSegment+numSegments):
startPT = segments[seg, segs_xyzIndex]
endPT = startPT + segments[seg, segs_numPnts] - 1
lines.append(Ngl.add_polygon(wks, plot, lon[startPT:endPT], \
lat[startPT:endPT], plres))
segNum = segNum + 1
Ngl.draw(plot)
# Make a labelbar...
labels = [ "1", "2", "3", "4" ]
lres = Ngl.Resources()
lres.vpWidthF = 0.50 # location
lres.vpHeightF = 0.05 # " "
lres.lbPerimOn = False # Turn off perimeter.
lres.lbOrientation = "Horizontal" # Default is vertical.
lres.lbLabelAlignment = "BoxCenters" # Default is "BoxCenters".
lres.lbFillColors = colors
lres.lbMonoFillPattern = True # Fill them all solid.
lres.lbLabelFontHeightF = 0.012 # label font height
lres.lbTitleString = "percent" # title
lres.lbTitlePosition = "Bottom" # location of title
lres.lbTitleFontHeightF = 0.01 # title font height
Ngl.labelbar_ndc (wks,4,labels,0.23,0.15,lres)
Ngl.frame(wks) # Advance the frame.
Ngl.end()
for j in range(1, nboxes):
labels[j] = " "
lbres = Ngl.Resources()
lbres.vpWidthF = 0.70
lbres.vpHeightF = 0.10
lbres.lbPerimOn = False # Turn off perimeter.
lbres.lbOrientation = "Horizontal" # Default is vertical.
lbres.lbLabelAlignment = "ExternalEdges"
lbres.lbFillColors = colors
lbres.lbMonoFillPattern = True # Fill them all solid.
lbres.lbLabelFontHeightF = 0.013 # label font height
lbres.nglDraw = False
# The labelbar will be created, but not drawn at this point.
lbid = Ngl.labelbar_ndc(wks, nboxes, labels, 0.5, 0.2, lbres)
#
# Now create some annotation resources indicating how we want to
# attach the labelbar to the plot. Here, we are using the top center
# of the labelbar as the point which we are going to position
# it, and then we use amOrthogonalPosF to move it down.
#
# amParallelPosF/amOrthogonalPosF
# 0.0/ 0.0 - annotation in dead center of plot
# 0.5/ 0.5 - annotation at bottom right of plot
# 0.5/-0.5 - annotation at top right of plot
# -0.5/-0.5 - annotation at top left of plot
# -0.5/ 0.5 - annotation at bottom left of plot
#
amres = Ngl.Resources()
