def HelpAbout(self):
#version explanations
self.dialog = MessageDialog(
self,
title='About Simple GIS for Taiwan',
message_text=
'Copytight(C)2011\nYan-ting (Vicky) Liau\n Schoold of Geographical Sciences and Urban Planning, Arizona State University\nE-mail: [email protected]\nAll rights reserved'
)
result = self.dialog.activate()
def HelpAbout(self): #version explanations self.dialog=MessageDialog(self, title="About Simple GIS for Taiwan", message_text="Copytight(C)2016\nYan-ting (Vicky) Liau\nE-mail: [email protected]\nAll rights reserved") result=self.dialog.activate()
class mydata(Frame):
def __init__(self, parent):
Frame.__init__(self, parent)
self.parent = parent
self.menubar() #program starts with menubar
#self.op=fileopen() #open fileIO.py when starting
#self.op.myfile(self)
#set two frames
self.f = Frame(self.parent, width=600, height=680)
self.f1 = Frame(self.parent, width=500, height=400)
self.f2 = Frame(self.parent, width=500, height=280)
#set canvas
self.parent.canvas = Canvas(self.f, width=600, height=680, bg='white')
self.parent.canvas1 = Canvas(self.f1,
width=500,
height=400,
bg='white')
#self.parent.canvas2=Canvas(self.f2, width=500, height=280, bg='white')
#self.parent.canvas.create_oval(10,10,250,250, fill='gray90')
#self.parent.canvas.create_line(1, 3, 50, 50, fill='black')
self.f.pack(side=LEFT)
self.f1.pack(side=TOP)
self.f2.pack(side=RIGHT)
#pack canvas
self.parent.canvas.pack(side=LEFT)
self.parent.canvas1.pack(side=TOP)
#self.parent.canvas2.pack(side=RIGHT)
# Bind mouse events to canvas
self.parent.canvas.bind(
'<Button-1>',
self.clicked) #bind the left button of the mouse with function
self.parent.canvas.bind(
'<Enter>', self.moved
) #The mouse pointer entered the widget (this event doesn't mean that the user pressed the Enter key!).http://www.pythonware.com/library/tkinter/introduction/events-and-bindings.htm
#self.parent.canvas1.bind('<Button-1>', self.pressbar)
#-------------------------------------------------------------------------
def clicked(self, event):
self.OrgX, self.OrgY = event.x, event.y
s = 'Simple GIS: ' + 'Clicked Coordinate at x=%s y=%s' % (
self.OrgX, self.OrgY) #change back to original coordinates?
self.parent.title(
s
) #if clicking the left button of the mouse, show the coordinate on the top of window
def moved(self, event):
self.OrgX, self.OrgY = event.x, event.y
s = 'Simple GIS: ' + 'Cursor Coordinate at x=%s y=%s' % (
self.OrgX, self.OrgY) #change back to original coordinates?
self.parent.title(s)
def menubar(self):
menubar = Menu(self.parent)
# Create the File Pulldown, and add it to the menu bar
fileMenu = Menu(menubar, tearoff=0)
fileMenu.add_command(label='New', command=self.FileNew)
fileMenu.add_command(label='Open', command=self.FileOpen)
fileMenu.add_command(label='Save', command=self.FileSave)
fileMenu.add_separator()
fileMenu.add_command(label='Exit', command=self.quit)
menubar.add_cascade(label='File', menu=fileMenu)
self.parent.config(menu=menubar)
# Create the Edit Pulldown
editmenu = Menu(menubar, tearoff=0)
editmenu.add_command(label='Points', command=self.EditPoints)
editmenu.add_command(label='Lines', command=self.EditLines)
editmenu.add_command(label='Polygons', command=self.EditPolygons)
menubar.add_cascade(label='Edit', menu=editmenu)
self.parent.config(menu=menubar)
# Create the Tools Pulldown
Toolsmenu = Menu(menubar, tearoff=0)
Toolsmenu.add_command(label='Spatial Weights',
command=self.Spatial_Weights)
Toolsmenu.add_command(label='Map Classification',
command=self.MapClassification)
menubar.add_cascade(label='Tools', menu=Toolsmenu)
self.parent.config(menu=menubar)
# Create the DataVisualize Pulldown
DataVisualizemenu = Menu(menubar, tearoff=0)
DataVisualizemenu.add_command(label='Show Points',
command=self.DataVisualizeShow_Points)
DataVisualizemenu.add_command(label='Draw Map',
command=self.DataVisualizeDraw_Maps)
menubar.add_cascade(label='DataVisualize', menu=DataVisualizemenu)
self.parent.config(menu=menubar)
# Create the Statistics Pulldown
statisticsmenu = Menu(menubar, tearoff=0)
statisticsmenu.add_command(label='Nearest Neighbor Distance',
command=self.statisticsNearNeighbor)
statisticsmenu.add_command(label='Save results',
command=self.statisticsresults)
menubar.add_cascade(label='Statistics', menu=statisticsmenu)
self.parent.config(menu=menubar)
# Create the Explore Pulldown
exploremenu = Menu(menubar, tearoff=0)
exploremenu.add_command(label='Nearest Neighbor Distance Patterns',
command=self.ExplorePoint_Patterns)
menubar.add_cascade(label='Explore', menu=exploremenu)
self.parent.config(menu=menubar)
# Create the Help Pulldown
helpmenu = Menu(menubar, tearoff=0)
helpmenu.add_command(label='About', command=self.HelpAbout)
helpmenu.add_command(label='Tutorial', command=self.HelpTutorial)
menubar.add_cascade(label='Help', menu=helpmenu)
self.parent.config(menu=menubar)
#-------------------------------------------------------------------------
#menubar functions
def FileNew(self):
#clear window
self.parent.canvas.delete(ALL)
#canvas.delete(variables), remove the previous items
#-------------------------------------------------------------------------
def FileOpen(self):
#read data by string, transfer to a list, find max X, max Y, min X, min Y, reverse coordinates
filecontents = askopenfilename(
filetypes=[('textfiles', '*.txt'), (
'comma_separatedfiles',
'*.csv'), ('excelfiles', '*.xls'), (
'pythonfiles',
'*.py'), ('accessfiles', '*.asc'), (
'arcgisfiles',
'*.dbf'), ('spssfiles',
'*.sav'), ('multi_usagefiles', '*.dat')])
if filecontents != None:
fp = open(filecontents, 'r') #fp is just the tag to open
filecontents = fp.readlines(
) #read all the lines of the file and return them as a list
fp.close() #close file because data are already in PC's memory
#search for the x's, y's max and min and then set the scale factor
newdata = [] #create a new list
for line in filecontents[1:]: #get rid of the header
x, y = line.strip().split(' ')
#mydata truly read the file in a 'list'. (1)transfer to a list by split (2) get rid of extra spaces by strip
#print filecontents #print the original data
x = float(x)
y = float(y)
newdata.append([x, y]) #why does it print as none?
newdata = num.array(newdata)
maxc = newdata.max(axis=0) # the maximum
self.minc = newdata.min(axis=0) # the minimum
canvasrange = maxc - self.minc # ranges of x and y
#print self.minc
myscale = canvasrange / num.array([600, 680
]) #scaling x and y separately
Cmyscale = myscale.max() - num.array(
[5]) # find the larger scale and shrink a little bit?
newcoordinates = (
newdata - self.minc
) / Cmyscale #downscaling coordinates to fit needs of canvas
#print newcoordinates #coordinates that show in canvas
#reverse coordinates
self.normalcoordinates = abs(num.array([0, 680]) -
newcoordinates) #(x, 680-y)
#print self.normalcoordinates, type(self.normalcoordinates)
#show origin data in another frame
s = Scrollbar(self.f2) #set a scrollbar
T = Text(self.f2) # set to fill in text
T.focus_set()
self.f2.pack(side=RIGHT)
s.pack(side=RIGHT, fill=Y)
T.pack(side=LEFT, fill=Y)
s.config(command=T.yview)
T.config(yscrollcommand=s.set)
for i in filecontents[1:]:
T.insert(END, i)
#-------------------------------------------------------------------------
def FileSave(self):
print 'ABC'
#-------------------------------------------------------------------------
def EditPoints(self):
self.parent.canvas.bind('<Button-1>', self.pointclicked)
#-------------------------------------------------------------------------
def EditLines(self):
self.parent.canvas.bind('<Button-1>', self.lineclicked)
#-------------------------------------------------------------------------
def EditPolygons(self):
self.parent.canvas.bind('<Button-1>', self.polugonclicked)
#-------------------------------------------------------------------------
def MapClassification(self): #try to import pysal?
print 'ABC'
#-------------------------------------------------------------------------
def Spatial_Weights(self): #try to import pysal?
print 'ABC'
#-------------------------------------------------------------------------
def DataVisualizeShow_Points(self):
for x, y in self.normalcoordinates:
self.parent.canvas.create_oval(
x, y, x + 4, y + 4,
fill='black') #inherent from initial functions
#points are not in the center of oval?
x += 1
y += 1
#when the file opens, finishes processing and plots points, link mouse position with points by one click
#-------------------------------------------------------------------------
def DataVisualizeDraw_Maps(self):
#sorting them and draw line?
for x, y in self.normalcoordinates:
self.parent.canvas.create_line(x, y, x + 1, y + 1, fill='blue')
x += 1
y += 1
#-------------------------------------------------------------------------
def statisticsNearNeighbor(self):
a = self.normalcoordinates
self.tablesize = int(
a.shape[0]
) #the first number (the larger one) is the table size (tuple, using index). (x*x)
#print self.tablesize, type(self.tablesize)
newtable = [] #create a list
for x, y in self.normalcoordinates:
for p, q in self.normalcoordinates:
c = math.sqrt((x - p)**2 + (y - q)**2)
newtable.append(c)
#finish near neighbor but still in a bunch of single float numbers
#print c, type(c)
#convert numbers into a table
self.newtable = num.array(
newtable) #change near neighborhood value into an array
#transfer array for exporting table (1)using index function of array (2)change into string
myindexr = range(self.tablesize * self.tablesize) #a whole list
myindexarray = num.array(myindexr) #change into an array
myindexshape = myindexarray.reshape(self.tablesize,
self.tablesize) #become square
myindex = myindexshape.T #index.transpose
self.t = self.newtable[myindex] #change into a whole table in an array
u = num.sort(self.t) #sort all array
self.w = u.T[1] #find nearest neighbor
#print self.w, type(self.w)
#change an array data into a string in order to save as a file
#self.s = '\n'.join([ '\t'.join(map(str,row)) for row in self.t]) #change any two point distance into a list
self.s = '\n'.join(
str(n) for n in self.w) #let nearest neighbor into a string
#-------------------------------------------------------------------------
def statisticsresults(self):
self.nearneighbor = tkFileDialog.asksaveasfilename(
filetypes=[('textfile', '*.txt')])
if self.nearneighbor != None:
fp = open(self.nearneighbor, 'w') #open a new file
fp.write(self.s)
fp.close()
else:
pass
#-------------------------------------------------------------------------
def ExplorePoint_Patterns(self):
distancesort = num.sort(self.w) - self.w.min()
#print distancesort
myrange = self.w.max() - self.w.min() #range
self.mycenter = myrange / 4
#print self.mycenter
#count numbers
mycount1 = []
mycount2 = []
mycount3 = []
mycount4 = []
for i in distancesort:
if i < self.mycenter:
#print i
mycount1.append(distancesort)
elif i > self.mycenter and i < self.mycenter * 2:
#print i
mycount2.append(distancesort)
elif i > self.mycenter * 2 and i < self.mycenter * 3:
#print i
mycount3.append(distancesort)
elif i > self.mycenter * 3:
#print i
mycount4.append(distancesort)
else:
pass
self.mycount1 = len(list(mycount1))
self.mycount2 = len(list(mycount2))
self.mycount3 = len(list(mycount3))
self.mycount4 = len(list(mycount4))
print self.mycount1, self.mycount2, self.mycount3, self.mycount4
#embed matplotlib into tkinter
f1 = Figure(figsize=(6, 5)) #set the size
self.a = f1.add_subplot(111)
#set plot in canvas
self.myplot = FigureCanvasTkAgg(f1, self.parent.canvas1)
self.myplot.get_tk_widget().pack(side=RIGHT, fill=BOTH, expand=1)
self.myplot._tkcanvas.pack(side=RIGHT, fill=BOTH, expand=1)
# set plot data
N = 4
self.mycount = (self.mycount1, self.mycount2, self.mycount3,
self.mycount4) #for quantities of the plot
self.ind = num.arange(N) # the x locations for the groups
self.width = 0.5 # the width of the bars
colors = ['r', 'r', 'r', 'r']
self.rects1 = self.a.bar(self.ind,
self.mycount,
self.width,
color=colors)
# add some
self.a.set_ylabel('Counts')
self.a.set_xlabel('Nearest Neighbor Distance (meters)')
self.a.set_title('Counts of the Nearest Neighbor Distances')
self.a.set_xticks(self.ind + self.width)
self.a.set_xticklabels(
(round(self.mycenter, 2), round(self.mycenter * 2, 2),
round(self.mycenter * 3, 2), round(self.mycenter * 4, 2)))
#ax.legend( (self.rects1[0], rects2[0]), ('Men', 'Women') )
#mouse moving, mouse selecting in matplotlib & GUI in Tkinter
self.parent.canvas.bind('<Button-1>',
self.canvasplot) #click points in the canvas
self.myplot.mpl_connect('button_press_event',
self.pressbar) #click bar in the plot
#open a new window
N = 4
self.mycount = (self.mycount1, self.mycount2, self.mycount3,
self.mycount4) #for quantities of the plot
self.ind = num.arange(N) # the x locations for the groups
self.width = 0.5 # the width of the bars
self.fig = plt.figure(
) #open a new outer canvas, but this way can not run both window at the same time
self.ax = self.fig.add_subplot(111)
colors = ['r', 'r', 'r', 'r']
self.rects1 = self.ax.bar(self.ind,
self.mycount,
self.width,
color=colors)
# add some
self.ax.set_ylabel('Counts')
self.ax.set_xlabel('Nearest Neighbor distance (Kilometers)')
self.ax.set_title(
'Cumulative distribution of the nearest neighbor distances')
self.ax.set_xticks(self.ind + self.width)
self.ax.set_xticklabels((self.mycenter, self.mycenter * 2,
self.mycenter * 3, self.mycenter * 4))
#ax.legend( (self.rects1[0], rects2[0]), ('Men', 'Women') )
#mouse moving, mouse selecting in matplotlib
self.fig.canvas.mpl_connect('button_press_event',
self.pressbar) #click button
#draw near-neighborhood lines after selecting the bar in the plot
#self.parent.canvas.bind('<Button-1>', self.linkmouse)
#lines in canvas link with bars in the plot
plt.show()
#-------------------------------------------------------------------------
def HelpAbout(self):
#version explanations
self.dialog = MessageDialog(
self,
title='About Simple GIS for Taiwan',
message_text=
'Copytight(C)2011\nYan-ting (Vicky) Liau\n Schoold of Geographical Sciences and Urban Planning, Arizona State University\nE-mail: [email protected]\nAll rights reserved'
)
result = self.dialog.activate()
#-------------------------------------------------------------------------
def HelpTutorial(self):
print 'ABC'
#open a pdf
#-------------------------------------------------------------------------
#########################################################################################################################
#after plotting, when click the point on the canvas
def canvasplot(self, event):
if self.normalcoordinates == None:
#when none of points are read in and plot notthing and the linkage will not work.
pass
else: #select point and change into red color
self.OrgX, self.OrgY = event.x, event.y #catch the coordinates
self.mousearray = num.array([self.OrgX, self.OrgY])
s = 'Simple GIS: ' + 'Clicked Coordinate at x=%s y=%s' % (
self.OrgX, self.OrgY)
self.parent.title(s)
#self.myplot.mpl_connect('axes_leave_event', self.pointlink)
for i, s in enumerate(
self.normalcoordinates): #set a loop for index as i
#for u, t in self.normalcoordinates:
x, y = s
p = round(x) #not easy to select float, so round coordinates
q = round(y)
#print num.array([p, q])
#set a allowed deviation (buffer) if the mouse click is not absolutely precise?
if self.mousearray in num.array([p, q]):
#print self. mousearray #separate arrays for each points
self.parent.canvas.create_oval(p,
q,
p + 4,
q + 4,
fill='red')
print i, self.normalcoordinates[i], self.w[i]
#print index & coordinate & nearest neighbor which is selected by mouse
#self.myplot.mpl_connect('button_release_event', self.pointlink)
if self.w[i] < self.mycenter:
print i
colors = ['yellow', 'red', 'red', 'red']
self.rects1 = self.a.bar(self.ind,
self.mycount,
self.width,
color=colors)
elif self.w[i] < self.mycenter * 2 and self.w[
i] > self.mycenter:
colors = ['red', 'yellow', 'red', 'red']
self.rects1 = self.a.bar(self.ind,
self.mycount,
self.width,
color=colors)
elif self.w[i] < self.mycenter * 3 and self.w[
i] > self.mycenter * 2:
colors = ['red', 'red', 'yellow', 'red']
self.rects1 = self.a.bar(self.ind,
self.mycount,
self.width,
color=colors)
elif self.w[i] > self.mycenter * 3:
colors = ['red', 'red', 'red', 'yellow']
self.rects1 = self.a.bar(self.ind,
self.mycount,
self.width,
color=colors)
else:
pass
else:
pass
def pointlink(self, event):
for i, s in enumerate(self.normalcoordinates):
x, y = s
p = round(x) #not easy to select float, so round coordinates
q = round(y)
if self.mousearray in num.array([p, q]):
self.parent.canvas.create_oval(p, q, p + 4, q + 4, fill='red')
print i, self.normalcoordinates[i], self.w[i]
if self.w[i] < self.mycenter:
print i
colors = ['yellow', 'red', 'red', 'red']
self.a.bar(self.ind,
self.mycount,
self.width,
color=colors)
elif self.w[i] < self.mycenter * 2 and self.w[
i] > self.mycenter:
print i
colors = ['red', 'yellow', 'red', 'red']
self.a.bar(self.ind,
self.mycount,
self.width,
color=colors)
elif self.w[i] < self.mycenter * 3 and self.w[
i] > self.mycenter * 2:
print i
colors = ['red', 'red', 'yellow', 'red']
self.a.bar(self.ind,
self.mycount,
self.width,
color=colors)
elif self.w[i] > self.mycenter * 3:
print i
colors = ['red', 'red', 'red', 'yellow']
self.a.bar(self.ind,
self.mycount,
self.width,
color=colors)
else:
pass
#-------------------------------------------------------------------------
#########################################################################################################################
#digitize points, lines and polygon
def pointclicked(self, event):
self.OrgX, self.OrgY = event.x, event.y #catch the coordinates
s = 'Simple GIS: ' + 'Clicked Coordinate at x=%s y=%s' % (
self.OrgX, self.OrgY) #change back to original coordinates?
self.parent.title(s)
self.parent.canvas.create_oval(self.OrgX,
self.OrgY,
self.OrgX + 4,
self.OrgY + 4,
fill='blue')
#-------------------------------------------------------------------------
def lineclicked(self, event):
self.OrgX, self.OrgY = event.x, event.y
s = 'Simple GIS: ' + 'Clicked Coordinate at x=%s y=%s' % (self.OrgX,
self.OrgY)
self.parent.title(s)
self.parent.canvas.create_line(self.OrgX,
self.OrgY,
self.OrgX + 1,
self.OrgY + 1,
fill='green') #?
#-------------------------------------------------------------------------
def polygonclicked(self, event):
self.OrgX, self.OrgY = event.x, event.y
s = 'Simple GIS: ' + 'Clicked Coordinate at x=%s y=%s' % (self.OrgX,
self.OrgY)
self.parent.title(s)
#self.parent.canvas.create_line(self.OrgX, self.OrgY, self.OrgX,self.OrgY,fill='blue') #?
#-------------------------------------------------------------------------
#######################################################################################################################
#when click the plot
def pressbar(self, event):
x = event.xdata # the clicked locations
y = event.ydata
print 'Clicked Coordinate at x=%s y=%s' % (x, y) #any selected point
event.canvas.figure.patch.set_facecolor(
'green') #work for outside canvas
event.canvas.draw()
if x < 0.5: #change color as any selected bar
colors = ['yellow', 'r', 'r', 'r']
self.a.bar(self.ind, self.mycount, self.width, color=colors)
for i, s in enumerate(self.w):
#let whole array without arrangement into a list with index, i is the index, s is the value
if s < self.mycenter: #when the number in a list is the smallest
#print self.normalcoordinates[i] #the original coordinates of near neighbor
x, y = self.normalcoordinates[
i] #x, y belongs to numpy.int32
self.parent.canvas.create_oval(x,
y,
x + 4,
y + 4,
fill='red')
#self.parent.canvas.create_line(x, y, x+4, y+4,fill='green')
else:
pass
elif x > 1 and x < 1.5:
colors = ['r', 'yellow', 'r', 'r']
self.a.bar(self.ind, self.mycount, self.width, color=colors)
for i, s in enumerate(self.w):
if s > self.mycenter and s < self.mycenter * 2:
x, y = self.normalcoordinates[i]
self.parent.canvas.create_oval(x,
y,
x + 4,
y + 4,
fill='red')
else:
pass
elif x > 2 and x < 2.5:
colors = ['r', 'r', 'yellow', 'r']
self.a.bar(self.ind, self.mycount, self.width, color=colors)
for i, s in enumerate(self.w):
if s > self.mycenter * 2 and s < self.mycenter * 3:
x, y = self.normalcoordinates[i]
self.parent.canvas.create_oval(x,
y,
x + 4,
y + 4,
fill='red')
else:
pass
elif x > 3 and x < 3.5:
colors = ['r', 'r', 'r', 'yellow']
self.a.bar(self.ind, self.mycount, self.width, color=colors)
for i, s in enumerate(self.w):
if s > self.mycenter * 3:
x, y = self.normalcoordinates[i]
self.parent.canvas.create_oval(x,
y,
x + 4,
y + 4,
fill='red')
else:
pass
else:
pass
class mydata(Frame):
def __init__(self, parent):
Frame.__init__(self, parent)
self.parent = parent
self.menubar() #program starts with menubar
#self.op=fileopen() #open fileIO.py when starting
#self.op.myfile(self)
#set two frames
self.f=Frame(self.parent, width=600, height=680)
self.f1=Frame(self.parent, width=500, height=400)
self.f2=Frame(self.parent, width=500, height=280)
#set canvas
self.parent.canvas=Canvas(self.f, width=600, height=680, bg='white')
self.parent.canvas1=Canvas(self.f1, width=500, height=400, bg='white')
#self.parent.canvas2=Canvas(self.f2, width=500, height=280, bg='white')
#self.parent.canvas.create_oval(10,10,250,250, fill='gray90')
#self.parent.canvas.create_line(1, 3, 50, 50, fill='black')
self.f.pack(side=LEFT)
self.f1.pack(side=TOP)
self.f2.pack(side=RIGHT)
#pack canvas
self.parent.canvas.pack(side=LEFT)
self.parent.canvas1.pack(side=TOP)
#self.parent.canvas2.pack(side=RIGHT)
# Bind mouse events to canvas
self.parent.canvas.bind("<Button-1>", self.clicked) #bind the left button of the mouse with function
self.parent.canvas.bind("<Enter>", self.moved) #The mouse pointer entered the widget (this event doesn't mean that the user pressed the Enter key!).http://www.pythonware.com/library/tkinter/introduction/events-and-bindings.htm
#self.parent.canvas1.bind("<Button-1>", self.pressbar)
#-------------------------------------------------------------------------
def clicked(self,event):
self.OrgX, self.OrgY = event.x, event.y
s = "Simple GIS: "+"Clicked Coordinate at x=%s y=%s" % (self.OrgX, self.OrgY) #change back to original coordinates?
self.parent.title(s) #if clicking the left button of the mouse, show the coordinate on the top of window
def moved(self,event):
self.OrgX, self.OrgY = event.x, event.y
s = "Simple GIS: "+"Cursor Coordinate at x=%s y=%s" % (self.OrgX, self.OrgY) #change back to original coordinates?
self.parent.title(s)
def menubar(self):
menubar = Menu(self.parent)
# Create the File Pulldown, and add it to the menu bar
fileMenu = Menu(menubar, tearoff=0)
fileMenu.add_command(label = "New", command = self.FileNew)
fileMenu.add_command(label = "Open", command = self.FileOpen)
fileMenu.add_command(label = "Save", command = self.FileSave)
fileMenu.add_separator()
fileMenu.add_command(label="Exit", command=self.quit)
menubar.add_cascade(label="File", menu=fileMenu)
self.parent.config(menu=menubar)
# Create the Edit Pulldown
editmenu = Menu(menubar, tearoff = 0)
editmenu.add_command(label = "Points", command = self.EditPoints)
editmenu.add_command(label = "Lines", command = self.EditLines)
editmenu.add_command(label = "Polygons", command = self.EditPolygons)
menubar.add_cascade(label = "Edit", menu = editmenu)
self.parent.config(menu=menubar)
# Create the Tools Pulldown
Toolsmenu = Menu(menubar, tearoff = 0)
Toolsmenu.add_command(label = "Spatial Weights", command = self.Spatial_Weights)
Toolsmenu.add_command(label = "Map Classification", command = self.MapClassification)
menubar.add_cascade(label = "Tools", menu = Toolsmenu)
self.parent.config(menu=menubar)
# Create the DataVisualize Pulldown
DataVisualizemenu = Menu(menubar, tearoff = 0)
DataVisualizemenu.add_command(label = "Show Points", command = self.DataVisualizeShow_Points)
DataVisualizemenu.add_command(label = "Draw Map", command = self.DataVisualizeDraw_Maps)
menubar.add_cascade(label = "DataVisualize", menu = DataVisualizemenu)
self.parent.config(menu=menubar)
# Create the Statistics Pulldown
statisticsmenu = Menu(menubar, tearoff = 0)
statisticsmenu.add_command(label = "Nearest Neighbor Distance", command = self.statisticsNearNeighbor)
statisticsmenu.add_command(label = "Save results", command = self.statisticsresults)
menubar.add_cascade(label = "Statistics", menu = statisticsmenu)
self.parent.config(menu=menubar)
# Create the Explore Pulldown
exploremenu = Menu(menubar, tearoff = 0)
exploremenu.add_command(label = "Nearest Neighbor Distance Patterns", command = self.ExplorePoint_Patterns)
menubar.add_cascade(label = "Explore", menu = exploremenu)
self.parent.config(menu=menubar)
# Create the Help Pulldown
helpmenu = Menu(menubar, tearoff=0)
helpmenu.add_command(label = "About", command = self.HelpAbout)
helpmenu.add_command(label = "Tutorial", command = self.HelpTutorial)
menubar.add_cascade(label = "Help", menu = helpmenu)
self.parent.config(menu=menubar)
#-------------------------------------------------------------------------
#menubar functions
def FileNew(self):
#clear window
self.parent.canvas.delete(ALL)
#canvas.delete(variables), remove the previous items
#-------------------------------------------------------------------------
def FileOpen(self):
#read data by string, transfer to a list, find max X, max Y, min X, min Y, reverse coordinates
filecontents=askopenfilename(filetypes=[ ("comma_separatedfiles","*.csv"),("textfiles","*.txt"),("excelfiles","*.xls"),("pythonfiles","*.py"),("accessfiles","*.asc"),("arcgisfiles","*.dbf"), ("spssfiles","*.sav"), ("multi_usagefiles","*.dat")])
if filecontents != None:
fp=open(filecontents, 'r') #fp is just the tag to open
filecontents=fp.readlines() #read all the lines of the file and return them as a list
fp.close() #close file because data are already in PC's memory
#search for the x's, y's max and min and then set the scale factor
newdata=[] #create a new list
for line in filecontents[1:]: #get rid of the header
x, y=line.strip().split(',')
#mydata truly read the file in a 'list'. (1)transfer to a list by split (2) get rid of extra spaces by strip
#print filecontents #print the original data
x=float(x)
y=float(y)
newdata.append([x,y]) #why does it print as none?
newdata=num.array(newdata)
maxc=newdata.max(axis=0) # the maximum
self.minc=newdata.min(axis=0) # the minimum
canvasrange=maxc-self.minc # ranges of x and y
#print self.minc
myscale=canvasrange/num.array([600, 680]) #scaling x and y separately
Cmyscale=myscale.max()-num.array([5]) # find the larger scale and shrink a little bit?
newcoordinates=(newdata-self.minc)/Cmyscale #downscaling coordinates to fit needs of canvas
#print newcoordinates #coordinates that show in canvas
#reverse coordinates
self.normalcoordinates=abs(num.array([0, 680])-newcoordinates) #(x, 680-y)
#print self.normalcoordinates, type(self.normalcoordinates)
#show origin data in another frame
s = Scrollbar(self.f2) #set a scrollbar
T = Text(self.f2) # set to fill in text
T.focus_set()
self.f2.pack(side=RIGHT)
s.pack(side=RIGHT, fill=Y)
T.pack(side=LEFT, fill=Y)
s.config(command=T.yview)
T.config(yscrollcommand=s.set)
for i in filecontents[1:]:
T.insert(END, i)
#-------------------------------------------------------------------------
def FileSave(self):
print "ABC"
#-------------------------------------------------------------------------
def EditPoints(self):
self.parent.canvas.bind("<Button-1>", self.pointclicked)
#-------------------------------------------------------------------------
def EditLines(self):
self.parent.canvas.bind("<Button-1>", self.lineclicked)
#-------------------------------------------------------------------------
def EditPolygons(self):
self.parent.canvas.bind("<Button-1>", self.polugonclicked)
#-------------------------------------------------------------------------
def MapClassification(self): #try to import pysal?
print "ABC"
#-------------------------------------------------------------------------
def Spatial_Weights(self): #try to import pysal?
print "ABC"
#-------------------------------------------------------------------------
def DataVisualizeShow_Points(self):
for x,y in self.normalcoordinates:
self.parent.canvas.create_oval(x, y, x+4, y+4,fill='black') #inherent from initial functions
#points are not in the center of oval?
x+=1
y+=1
#when the file opens, finishes processing and plots points, link mouse position with points by one click
#-------------------------------------------------------------------------
def DataVisualizeDraw_Maps(self):
#sorting them and draw line?
for x,y in self.normalcoordinates:
self.parent.canvas.create_line(x, y, x+1, y+1,fill='blue')
x+=1
y+=1
#-------------------------------------------------------------------------
def statisticsNearNeighbor(self):
a=self.normalcoordinates
self.tablesize=int(a.shape[0])#the first number (the larger one) is the table size (tuple, using index). (x*x)
#print self.tablesize, type(self.tablesize)
newtable=[] #create a list
for x, y in self.normalcoordinates:
for p, q in self.normalcoordinates:
c=math.sqrt((x-p)**2+(y-q)**2)
newtable.append(c)
#finish near neighbor but still in a bunch of single float numbers
#print c, type(c)
#convert numbers into a table
self.newtable=num.array(newtable) #change near neighborhood value into an array
#transfer array for exporting table (1)using index function of array (2)change into string
myindexr=range(self.tablesize*self.tablesize) #a whole list
myindexarray=num.array(myindexr) #change into an array
myindexshape=myindexarray.reshape(self.tablesize, self.tablesize) #become square
myindex=myindexshape.T #index.transpose
self.t=self.newtable[myindex] #change into a whole table in an array
u=num.sort(self.t) #sort all array
self.w=u.T[1] #find nearest neighbor
#print self.w, type(self.w)
#change an array data into a string in order to save as a file
#self.s = "\n".join([ "\t".join(map(str,row)) for row in self.t]) #change any two point distance into a list
self.s = "\n".join(str(n) for n in self.w) #let nearest neighbor into a string
#-------------------------------------------------------------------------
def statisticsresults(self):
self.nearneighbor=tkFileDialog.asksaveasfilename(filetypes=[ ("textfile","*.txt")])
if self.nearneighbor != None:
fp=open(self.nearneighbor, 'w') #open a new file
fp.write(self.s)
fp.close()
else:
pass
#-------------------------------------------------------------------------
def ExplorePoint_Patterns(self):
distancesort=num.sort(self.w)-self.w.min()
#print distancesort
myrange=self.w.max()-self.w.min() #range
self.mycenter=myrange/4
#print self.mycenter
#count numbers
mycount1=[]
mycount2=[]
mycount3=[]
mycount4=[]
for i in distancesort:
if i < self.mycenter:
#print i
mycount1.append(distancesort)
elif i > self.mycenter and i < self.mycenter*2:
#print i
mycount2.append(distancesort)
elif i > self.mycenter*2 and i < self.mycenter*3:
#print i
mycount3.append(distancesort)
elif i > self.mycenter*3:
#print i
mycount4.append(distancesort)
else:
pass
self.mycount1=len(list(mycount1))
self.mycount2=len(list(mycount2))
self.mycount3=len(list(mycount3))
self.mycount4=len(list(mycount4))
print self.mycount1 , self.mycount2, self.mycount3, self.mycount4
#embed matplotlib into tkinter
f1=Figure(figsize=(6,5)) #set the size
self.a=f1.add_subplot(111)
#set plot in canvas
self.myplot= FigureCanvasTkAgg(f1, self.parent.canvas1)
self.myplot.get_tk_widget().pack(side=RIGHT, fill=BOTH, expand=1)
self.myplot._tkcanvas.pack(side=RIGHT, fill=BOTH, expand=1)
# set plot data
N=4
self.mycount=(self.mycount1, self.mycount2, self.mycount3, self.mycount4) #for quantities of the plot
self.ind = num.arange(N) # the x locations for the groups
self.width = 0.5 # the width of the bars
colors=['r','r','r','r']
self.rects1 = self.a.bar(self.ind, self.mycount, self.width, color=colors)
# add some
self.a.set_ylabel('Counts')
self.a.set_xlabel('Nearest Neighbor distance (meters)')
self.a.set_title('Number distribution of the nearest neighbor distances')
self.a.set_xticks(self.ind+self.width)
self.a.set_xticklabels( (round(self.mycenter, 2), round(self.mycenter*2, 2), round(self.mycenter*3, 2), round(self.mycenter*4, 2)) )
#ax.legend( (self.rects1[0], rects2[0]), ('Men', 'Women') )
#mouse moving, mouse selecting in matplotlib & GUI in Tkinter
self.parent.canvas.bind("<Button-1>", self.canvasplot) #click points in the canvas
self.myplot.mpl_connect('button_press_event', self.pressbar)#click bar in the plot
"""
#open a new window
N=4
self.mycount=(self.mycount1, self.mycount2, self.mycount3, self.mycount4) #for quantities of the plot
self.ind = num.arange(N) # the x locations for the groups
self.width = 0.5 # the width of the bars
self.fig = plt.figure() #open a new outer canvas, but this way can not run both window at the same time
self.ax = self.fig.add_subplot(111)
colors=['r','r','r','r']
self.rects1 = self.ax.bar(self.ind, self.mycount, self.width, color=colors)
# add some
self.ax.set_ylabel('Counts')
self.ax.set_xlabel('Nearest Neighbor distance (Kilometers)')
self.ax.set_title('Cumulative distribution of the nearest neighbor distances')
self.ax.set_xticks(self.ind+self.width)
self.ax.set_xticklabels( (self.mycenter, self.mycenter*2, self.mycenter*3, self.mycenter*4) )
#ax.legend( (self.rects1[0], rects2[0]), ('Men', 'Women') )
#mouse moving, mouse selecting in matplotlib
self.fig.canvas.mpl_connect('button_press_event', self.pressbar)#click button
#draw near-neighborhood lines after selecting the bar in the plot
#self.parent.canvas.bind("<Button-1>", self.linkmouse)
#lines in canvas link with bars in the plot
plt.show()
"""
#-------------------------------------------------------------------------
def HelpAbout(self):
#version explanations
self.dialog=MessageDialog(self, title="About Simple GIS for Taiwan", message_text="Copytight(C)2016\nYan-ting (Vicky) Liau\nE-mail: [email protected]\nAll rights reserved")
result=self.dialog.activate()
#-------------------------------------------------------------------------
def HelpTutorial(self):
print "ABC"
#open a pdf
#-------------------------------------------------------------------------
#########################################################################################################################
#after plotting, when click the point on the canvas
def canvasplot(self, event):
if self.normalcoordinates == None:
#when none of points are read in and plot notthing and the linkage will not work.
pass
else: #select point and change into red color
self.OrgX, self.OrgY = event.x, event.y #catch the coordinates
self. mousearray=num.array([self.OrgX, self.OrgY])
s = "Simple GIS: "+"Clicked Coordinate at x=%s y=%s" % (self.OrgX, self.OrgY)
self.parent.title(s)
#self.myplot.mpl_connect('axes_leave_event', self.pointlink)
for i, s in enumerate(self.normalcoordinates): #set a loop for index as i
#for u, t in self.normalcoordinates:
x, y=s
p=round(x) #not easy to select float, so round coordinates
q=round(y)
#print num.array([p, q])
#set a allowed deviation (buffer) if the mouse click is not absolutely precise?
if self. mousearray in num.array([p, q]):
#print self. mousearray #separate arrays for each points
self.parent.canvas.create_oval(p, q, p+4, q+4,fill='red')
print i, self.normalcoordinates[i], self.w[i]
#print index & coordinate & nearest neighbor which is selected by mouse
#self.myplot.mpl_connect('button_release_event', self.pointlink)
if self.w[i] < self.mycenter:
print i
colors=['yellow','red','red','red']
self.rects1 = self.a.bar(self.ind, self.mycount,self.width, color=colors)
elif self.w[i] < self.mycenter*2 and self.w[i] > self.mycenter:
colors=['red','yellow','red','red']
self.rects1 = self.a.bar(self.ind, self.mycount,self.width, color=colors)
elif self.w[i] < self.mycenter*3 and self.w[i] >self.mycenter*2:
colors=['red','red','yellow','red']
self.rects1 = self.a.bar(self.ind, self.mycount,self.width, color=colors)
elif self.w[i] > self.mycenter*3:
colors=['red','red','red', 'yellow']
self.rects1 = self.a.bar(self.ind, self.mycount,self.width, color=colors)
else:
pass
else:
pass
"""
def pointlink(self, event):
for i, s in enumerate(self.normalcoordinates):
x, y=s
p=round(x) #not easy to select float, so round coordinates
q=round(y)
if self. mousearray in num.array([p, q]):
self.parent.canvas.create_oval(p, q, p+4, q+4,fill='red')
print i, self.normalcoordinates[i], self.w[i]
if self.w[i] < self.mycenter:
print i
colors=['yellow','red','red','red']
self.a.bar(self.ind, self.mycount,self.width, color=colors)
elif self.w[i] < self.mycenter*2 and self.w[i] > self.mycenter:
print i
colors=['red','yellow','red','red']
self.a.bar(self.ind, self.mycount,self.width, color=colors)
elif self.w[i] < self.mycenter*3 and self.w[i] >self.mycenter*2:
print i
colors=['red','red','yellow','red']
self.a.bar(self.ind, self.mycount,self.width, color=colors)
elif self.w[i] > self.mycenter*3:
print i
colors=['red','red','red', 'yellow']
self.a.bar(self.ind, self.mycount,self.width, color=colors)
else:
pass
"""
#-------------------------------------------------------------------------
#########################################################################################################################
#digitize points, lines and polygon
def pointclicked(self, event):
self.OrgX, self.OrgY = event.x, event.y #catch the coordinates
s = "Simple GIS: "+"Clicked Coordinate at x=%s y=%s" % (self.OrgX, self.OrgY) #change back to original coordinates?
self.parent.title(s)
self.parent.canvas.create_oval(self.OrgX, self.OrgY, self.OrgX+4,self.OrgY+4,fill='blue')
#-------------------------------------------------------------------------
def lineclicked(self, event):
self.OrgX, self.OrgY = event.x, event.y
s = "Simple GIS: "+"Clicked Coordinate at x=%s y=%s" % (self.OrgX, self.OrgY)
self.parent.title(s)
self.parent.canvas.create_line(self.OrgX, self.OrgY, self.OrgX+1, self.OrgY+1,fill='green') #?
#-------------------------------------------------------------------------
def polygonclicked(self, event):
self.OrgX, self.OrgY = event.x, event.y
s = "Simple GIS: "+"Clicked Coordinate at x=%s y=%s" % (self.OrgX, self.OrgY)
self.parent.title(s)
#self.parent.canvas.create_line(self.OrgX, self.OrgY, self.OrgX,self.OrgY,fill='blue') #?
#-------------------------------------------------------------------------
#######################################################################################################################
#when click the plot
def pressbar(self, event):
x=event.xdata # the clicked locations
y=event.ydata
print "Clicked Coordinate at x=%s y=%s" % (x,y) #any selected point
event.canvas.figure.patch.set_facecolor('green') #work for outside canvas
event.canvas.draw()
if x <0.5: #change color as any selected bar
colors=['yellow','r','r','r']
self.a.bar(self.ind, self.mycount,self.width, color=colors)
for i, s in enumerate(self.w):
#let whole array without arrangement into a list with index, i is the index, s is the value
if s < self.mycenter: #when the number in a list is the smallest
#print self.normalcoordinates[i] #the original coordinates of near neighbor
x,y =self.normalcoordinates[i] #x, y belongs to numpy.int32
self.parent.canvas.create_oval(x, y, x+4, y+4,fill='red')
#self.parent.canvas.create_line(x, y, x+4, y+4,fill='green')
else:
pass
elif x>1 and x<1.5:
colors=['r','yellow','r','r']
self.a.bar(self.ind, self.mycount,self.width, color=colors)
for i, s in enumerate(self.w):
if s > self.mycenter and s < self.mycenter*2:
x,y =self.normalcoordinates[i]
self.parent.canvas.create_oval(x, y, x+4, y+4,fill='red')
else:
pass
elif x>2 and x<2.5:
colors=['r','r','yellow','r']
self.a.bar(self.ind, self.mycount,self.width, color=colors)
for i, s in enumerate(self.w):
if s > self.mycenter*2 and s < self.mycenter*3:
x,y =self.normalcoordinates[i]
self.parent.canvas.create_oval(x, y, x+4, y+4,fill='red')
else:
pass
elif x>3 and x<3.5:
colors=['r','r','r','yellow']
self.a.bar(self.ind, self.mycount,self.width, color=colors)
for i, s in enumerate(self.w):
if s > self.mycenter*3:
x,y =self.normalcoordinates[i]
self.parent.canvas.create_oval(x, y, x+4, y+4,fill='red')
else:
pass
else:
pass
