Geografic-Information-System/gui/wxpython/gui_modules/profile.py

"""!
@package profile

Profile analysis of raster maps and images.

Uses PyPlot (wx.lib.plot.py)

Classes:
 - ProfileFrame
 - SetRasterDialog
 - TextDialog
 - OptDialog

(C) 2007-2008, 2011 by the GRASS Development Team

This program is free software under the GNU General Public License
(>=v2). Read the file COPYING that comes with GRASS for details.

@author Michael Barton
@author Various updates by Martin Landa <landa.martin gmail.com>
"""

import os
import sys
import math

import wx
import wx.lib.colourselect as  csel

try:
    import numpy
    import wx.lib.plot as plot
except ImportError:
    msg = _("This module requires the NumPy module, which could not be "
            "imported. It probably is not installed (it's not part of the "
            "standard Python distribution). See the Numeric Python site "
            "(http://numpy.scipy.org) for information on downloading source or "
            "binaries.")
    print >> sys.stderr, "profile.py: " + msg

import globalvar
import gcmd
from render       import Map
from gselect      import Select
from toolbars     import ProfileToolbar
from debug        import Debug
from icon         import Icons
from preferences  import globalSettings as UserSettings

from grass.script import core as grass

class ProfileFrame(wx.Frame):
    """!Mainframe for displaying profile of raster map. Uses wx.lib.plot.
    """
    def __init__(self, parent = None, id = wx.ID_ANY, title = _("GRASS Profile Analysis Tool"),
                 rasterList = [],
                 style = wx.DEFAULT_FRAME_STYLE, **kwargs):

        self.parent = parent # MapFrame
        self.mapwin = self.parent.MapWindow
        self.Map = Map()  # instance of render.Map to be associated with display

        self.pstyledict = { 'solid' : wx.SOLID,
                            'dot' : wx.DOT,
                            'long-dash' : wx.LONG_DASH,
                            'short-dash' : wx.SHORT_DASH,
                            'dot-dash' : wx.DOT_DASH }

        self.ptfilldict = { 'transparent' : wx.TRANSPARENT,
                            'solid' : wx.SOLID }

        wx.Frame.__init__(self, parent, id, title, style = style, **kwargs)

        #
        # Icon
        #
        self.SetIcon(wx.Icon(os.path.join(globalvar.ETCICONDIR, 'grass.ico'), wx.BITMAP_TYPE_ICO))
        
        #
        # Add toolbar
        #
        self.toolbar = ProfileToolbar(parent = self)
        self.SetToolBar(self.toolbar)
        
        #
        # Add statusbar
        #
        self.statusbar = self.CreateStatusBar(number = 2, style = 0)
        self.statusbar.SetStatusWidths([-2, -1])

        #
        # Define canvas
        #
        # plot canvas settings
        self.client = plot.PlotCanvas(self)
        #define the function for drawing pointLabels
        self.client.SetPointLabelFunc(self.DrawPointLabel)
        # Create mouse event for showing cursor coords in status bar
        self.client.canvas.Bind(wx.EVT_LEFT_DOWN, self.OnMouseLeftDown)
        # Show closest point when enabled
        self.client.canvas.Bind(wx.EVT_MOTION, self.OnMotion)

        #
        # Init variables
        #
        # 0    -> default raster map to profile
        # 1, 2 -> optional raster map to profile
        # units -> map data units (used for y axis legend)
        self.raster = {}
        for idx in (0, 1, 2):
            self.raster[idx] = {}
            self.raster[idx]['name'] = ''
            self.raster[idx]['units'] = ''
            self.raster[idx]['plegend'] = ''
            # list of distance,value pairs for plotting profile
            self.raster[idx]['datalist'] = []
            # first (default) profile line
            self.raster[idx]['pline'] = None
            self.raster[idx]['prop'] = UserSettings.Get(group = 'profile', key = 'raster' + str(idx))
            # changing color string to tuple
            colstr = str(self.raster[idx]['prop']['pcolor'])
            self.raster[idx]['prop']['pcolor'] = tuple(int(colval) for colval in colstr.strip('()').split(','))

        # set raster map name (if given)
        for idx in range(len(rasterList)):
            self.raster[idx]['name'] = rasterList[idx]

        # string of coordinates for r.profile
        self.coordstr = '' 
        # segment endpoint list
        self.seglist = []
        # list of things to plot
        self.plotlist = []
        # segment endpoints data 
        self.ppoints = '' 
        # plot draw object
        self.profile = None 
        # total transect length
        self.transect_length = 0.0

        # title of window
        self.ptitle = _('Profile of')

        # determine units (axis labels)
        if self.parent.Map.projinfo['units'] != '':
            self.xlabel = _('Distance (%s)') % self.parent.Map.projinfo['units']
        else:
            self.xlabel = _("Distance along transect")
        self.ylabel = _("Cell values")

        self.properties = {}
        self.properties['font'] = {}
        self.properties['font']['prop'] = UserSettings.Get(group = 'profile', key = 'font')
        self.properties['font']['wxfont'] = wx.Font(11, wx.FONTFAMILY_SWISS,
                                                    wx.FONTSTYLE_NORMAL,
                                                    wx.FONTWEIGHT_NORMAL)
        
        self.properties['marker'] = UserSettings.Get(group = 'profile', key = 'marker')
        # changing color string to tuple
        colstr = str(self.properties['marker']['color'])
        self.properties['marker']['color'] = tuple(int(colval) for colval in colstr.strip('()').split(','))

        self.properties['grid'] = UserSettings.Get(group = 'profile', key = 'grid')
        # changing color string to tuple
        colstr = str(self.properties['grid']['color'])
        self.properties['grid']['color'] = tuple(int(colval) for colval in colstr.strip('()').split(','))
                
        self.properties['x-axis'] = {}
        
        self.properties['x-axis']['prop'] = UserSettings.Get(group = 'profile', key = 'x-axis')
        self.properties['x-axis']['axis'] = None

        self.properties['y-axis'] = {}
        self.properties['y-axis']['prop'] = UserSettings.Get(group = 'profile', key = 'y-axis')
        self.properties['y-axis']['axis'] = None
        
        self.properties['legend'] = UserSettings.Get(group = 'profile', key = 'legend')
        
        # zooming disabled
        self.zoom = False
        # draging disabled
        self.drag = False 

        # vertical and horizontal scrollbars
        self.client.SetShowScrollbars(True)

        # x and y axis set to normal (non-log)
        self.client.setLogScale((False, False))
        if self.properties['x-axis']['prop']['type']:
            self.client.SetXSpec(self.properties['x-axis']['prop']['type'])
        else:
            self.client.SetXSpec('auto')
        
        if self.properties['y-axis']['prop']['type']:
            self.client.SetYSpec(self.properties['y-axis']['prop']['type'])
        else:
            self.client.SetYSpec('auto')

        #
        # Bind various events
        #
        self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
        
        self.CentreOnScreen()

    def OnDrawTransect(self, event):
        """!Draws transect to profile in map display
        """
        self.mapwin.polycoords = []
        self.seglist = []
        self.mapwin.ClearLines(self.mapwin.pdc)
        self.ppoints = ''

        self.parent.SetFocus()
        self.parent.Raise()
        
        self.mapwin.mouse['use'] = 'profile'
        self.mapwin.mouse['box'] = 'line'
        self.mapwin.pen = wx.Pen(colour = 'Red', width = 2, style = wx.SHORT_DASH)
        self.mapwin.polypen = wx.Pen(colour = 'dark green', width = 2, style = wx.SHORT_DASH)
        self.mapwin.SetCursor(self.Parent.cursors["cross"])

    def OnSelectRaster(self, event):
        """!Select raster map(s) to profile
        """
        dlg = SetRasterDialog(parent = self)

        if dlg.ShowModal() == wx.ID_OK:
            for r in self.raster.keys():
                self.raster[r]['name'] = dlg.raster[r]['name']

            # plot profile
            if self.raster[0]['name'] and len(self.mapwin.polycoords) > 0:
                self.OnCreateProfile(event = None)

        dlg.Destroy()

    def SetRaster(self):
        """!Create coordinate string for profiling. Create segment list for
        transect segment markers.
        """
        #
        # create list of coordinate points for r.profile
        #
                
        dist = 0
        cumdist = 0
        self.coordstr = ''
        lasteast = lastnorth = None
        
        if len(self.mapwin.polycoords) > 0:
            for point in self.mapwin.polycoords:
                # build string of coordinate points for r.profile
                if self.coordstr == '':
                    self.coordstr = '%d,%d' % (point[0], point[1])
                else:
                    self.coordstr = '%s,%d,%d' % (self.coordstr, point[0], point[1])

        if self.raster[0]['name'] == '':
            return

        # title of window
        self.ptitle = _('Profile of')

        #
        # create list of coordinates for transect segment markers
        #

        if len(self.mapwin.polycoords) > 0:
            for point in self.mapwin.polycoords:
                # get value of raster cell at coordinate point
                ret = gcmd.RunCommand('r.what',
                                      parent = self,
                                      read = True,
                                      input = self.raster[0]['name'],
                                      east_north = '%d,%d' % (point[0],point[1]))
                
                val = ret.splitlines()[0].split('|')[3]
                
                # calculate distance between coordinate points
                if lasteast and lastnorth:
                    dist = math.sqrt(math.pow((lasteast-point[0]),2) + math.pow((lastnorth-point[1]),2))
                cumdist += dist
                
                #store total transect length
                self.transect_length = cumdist

                # build a list of distance,value pairs for each segment of transect
                self.seglist.append((cumdist,val))
                lasteast = point[0]
                lastnorth = point[1]

            # delete first and last segment point
            try:
                self.seglist.pop(0)
                self.seglist.pop()
            except:
                pass

        #
        # create datalist for each raster map
        #
        
        for r in self.raster.itervalues():
            if r['name'] == '':
                continue
            r['datalist'] = self.CreateDatalist(r['name'], self.coordstr)
            r['plegend'] = _('Profile of %s') % r['name']

            ret = gcmd.RunCommand('r.info',
                                  parent = self,
                                  read = True,
                                  quiet = True,
                                  flags = 'u',
                                  map = r['name'])

            if ret:
                r['units'] = ret.splitlines()[0].split('=')[1]

            # update title
            self.ptitle += ' %s and' % r['name']

        self.ptitle = self.ptitle.rstrip('and')
        
        #
        # set ylabel to match units if they exist
        #
        self.ylabel = ''
        i = 0
        
        for r in self.raster.itervalues():
            if r['name'] == '':
                continue
            if r['units'] != '':
                self.ylabel = '%s (%d),' % (r['units'], i)
            i += 1
        if self.ylabel == '':
            self.ylabel = _('Raster values')
        else:
            self.ylabel = self.ylabel.rstrip(',')

    def SetGraphStyle(self):
        """!Set plot and text options
        """
        self.client.SetFont(self.properties['font']['wxfont'])
        self.client.SetFontSizeTitle(self.properties['font']['prop']['titleSize'])
        self.client.SetFontSizeAxis(self.properties['font']['prop']['axisSize'])

        self.client.SetEnableZoom(self.zoom)
        self.client.SetEnableDrag(self.drag)
        
        #
        # axis settings
        #
        if self.properties['x-axis']['prop']['type'] == 'custom':
            self.client.SetXSpec('min')
        else:
            self.client.SetXSpec(self.properties['x-axis']['prop']['type'])

        if self.properties['y-axis']['prop']['type'] == 'custom':
            self.client.SetYSpec('min')
        else:
            self.client.SetYSpec(self.properties['y-axis']['prop']['type'])

        if self.properties['x-axis']['prop']['type'] == 'custom' and \
               self.properties['x-axis']['prop']['min'] < self.properties['x-axis']['prop']['max']:
            self.properties['x-axis']['axis'] = (self.properties['x-axis']['prop']['min'],
                                                 self.properties['x-axis']['prop']['max'])
        else:
            self.properties['x-axis']['axis'] = None

        if self.properties['y-axis']['prop']['type'] == 'custom' and \
                self.properties['y-axis']['prop']['min'] < self.properties['y-axis']['prop']['max']:
            self.properties['y-axis']['axis'] = (self.properties['y-axis']['prop']['min'],
                                                 self.properties['y-axis']['prop']['max'])
        else:
            self.properties['y-axis']['axis'] = None

        self.client.SetEnableGrid(self.properties['grid']['enabled'])
        
        self.client.SetGridColour(wx.Color(self.properties['grid']['color'][0],
                                           self.properties['grid']['color'][1],
                                           self.properties['grid']['color'][2],
                                           255))

        self.client.SetFontSizeLegend(self.properties['font']['prop']['legendSize'])
        self.client.SetEnableLegend(self.properties['legend']['enabled'])

        if self.properties['x-axis']['prop']['log'] == True:
            self.properties['x-axis']['axis'] = None
            self.client.SetXSpec('min')
        if self.properties['y-axis']['prop']['log'] == True:
            self.properties['y-axis']['axis'] = None
            self.client.SetYSpec('min')
            
        self.client.setLogScale((self.properties['x-axis']['prop']['log'],
                                 self.properties['y-axis']['prop']['log']))

        # self.client.SetPointLabelFunc(self.DrawPointLabel())

    def CreateDatalist(self, raster, coords):
        """!Build a list of distance, value pairs for points along transect
        """
        datalist = []
        
        # keep total number of transect points to 500 or less to avoid 
        # freezing with large, high resolution maps
        region = grass.region()
        curr_res = min(float(region['nsres']),float(region['ewres']))
        transect_rec = 0
        if self.transect_length / curr_res > 500:
            transect_res = self.transect_length / 500
        else: transect_res = curr_res
        
        ret = gcmd.RunCommand("r.profile",
                              parent = self,
                              input = raster,
                              profile = coords,
                              res = transect_res,
                              null = "nan",
                              quiet = True,
                              read = True)
        
        if not ret:
            return dataset
            
        for line in ret.splitlines():
            dist, elev = line.strip().split(' ')
            if elev != 'nan':
                datalist.append((dist,elev))

        return datalist
    
    def OnCreateProfile(self, event):
        """!Main routine for creating a profile. Uses r.profile to
        create a list of distance,cell value pairs. This is passed to
        plot to create a line graph of the profile. If the profile
        transect is in multiple segments, these are drawn as
        points. Profile transect is drawn, using methods in mapdisp.py
        """
    
        if len(self.mapwin.polycoords) == 0 or self.raster[0]['name'] == '':
            dlg = wx.MessageDialog(parent = self,
                                   message = _('You must draw a transect to profile in the map display window.'),
                                   caption = _('Nothing to profile'),
                                   style = wx.OK | wx.ICON_INFORMATION | wx.CENTRE)
            dlg.ShowModal()
            dlg.Destroy()
            return

        self.mapwin.SetCursor(self.parent.cursors["default"])
        self.SetCursor(self.parent.cursors["default"])
        self.SetGraphStyle()

        self.SetRaster()
            
        self.DrawPlot()

        # reset transect
        self.mapwin.mouse['begin'] = self.mapwin.mouse['end'] = (0.0,0.0)
        self.mapwin.mouse['use'] = 'pointer'
        self.mapwin.mouse['box'] = 'point'

    def DrawPlot(self):
        """!Draw line and point plot from transect datalist and
        transect segment endpoint coordinates.
        """
        # graph the distance, value pairs for the transect
        self.plotlist = []
        if len(self.seglist) > 0 :
            self.ppoints = plot.PolyMarker(self.seglist,
                                           legend = ' ' + self.properties['marker']['legend'],
                                           colour = wx.Color(self.properties['marker']['color'][0],
                                                           self.properties['marker']['color'][1],
                                                           self.properties['marker']['color'][2],
                                                           255),
                                           size = self.properties['marker']['size'],
                                           fillstyle = self.ptfilldict[self.properties['marker']['fill']],
                                           marker = self.properties['marker']['type'])
            self.plotlist.append(self.ppoints)

        for r in self.raster.itervalues():
            if len(r['datalist']) > 0:
                col = wx.Color(r['prop']['pcolor'][0],
                               r['prop']['pcolor'][1],
                               r['prop']['pcolor'][2],
                               255)
                r['pline'] = plot.PolyLine(r['datalist'],
                                           colour = col,
                                           width = r['prop']['pwidth'],
                                           style = self.pstyledict[r['prop']['pstyle']],
                                           legend = r['plegend'])

                self.plotlist.append(r['pline'])

        self.profile = plot.PlotGraphics(self.plotlist,
                                         self.ptitle,
                                         self.xlabel,
                                         self.ylabel)

        if self.properties['x-axis']['prop']['type'] == 'custom':
            self.client.SetXSpec('min')
        else:
            self.client.SetXSpec(self.properties['x-axis']['prop']['type'])

        if self.properties['y-axis']['prop']['type'] == 'custom':
            self.client.SetYSpec('min')
        else:
            self.client.SetYSpec(self.properties['y-axis']['prop']['type'])

        self.client.Draw(self.profile, self.properties['x-axis']['axis'],
                         self.properties['y-axis']['axis'])

    def OnZoom(self, event):
        """!Enable zooming and disable dragging
        """
        self.zoom = True
        self.drag = False
        self.client.SetEnableZoom(self.zoom)
        self.client.SetEnableDrag(self.drag)

    def OnDrag(self, event):
        """!Enable dragging and disable zooming
        """
        self.zoom = False
        self.drag = True
        self.client.SetEnableDrag(self.drag)
        self.client.SetEnableZoom(self.zoom)

    def OnRedraw(self, event):
        """!Redraw the profile window. Unzoom to original size
        """
        self.client.Reset()
        self.client.Redraw()

    def Update(self):
        """!Update profile after changing options
        """
        self.SetGraphStyle()
        self.DrawPlot()

    def OnErase(self, event):
        """!Erase the profile window
        """
        self.client.Clear()
        self.mapwin.ClearLines(self.mapwin.pdc)
        self.mapwin.ClearLines(self.mapwin.pdcTmp)
        self.mapwin.polycoords = []
        self.mapwin.Refresh()
        #        try:
        #            self.mapwin.pdc.ClearId(self.mapwin.lineid)
        #            self.mapwin.pdc.ClearId(self.mapwin.plineid)
        #            self.mapwin.Refresh()
        #        except:
        #            pass

    def SaveToFile(self, event):
        """!Save profile to graphics file
        """
        self.client.SaveFile()

    def SaveProfileToFile(self, event):
        """!Save r.profile data to a csv file
        """    
        wildcard = _("Comma separated value (*.csv)|*.csv")
        
        dlg = wx.FileDialog(parent = self,
                            message = _("Path and prefix (for raster name) to save profile values..."),
                            defaultDir = os.getcwd(), 
                            defaultFile = "",  wildcard = wildcard, style = wx.SAVE)
        if dlg.ShowModal() == wx.ID_OK:
            path = dlg.GetPath()
            
            for r in self.raster.itervalues():
                if r['name'] == '':
                    continue

                print 'path = '+str(path)
                pfile = path+'_'+str(r['name'])+'.csv'
                print 'pfile1 = '+str(pfile)
                try:
                    file = open(pfile, "w")
                except IOError:
                    wx.MessageBox(parent = self,
                                  message = _("Unable to open file <%s> for writing.") % pfile,
                                  caption = _("Error"), style = wx.OK | wx.ICON_ERROR | wx.CENTRE)
                    return False
                for datapair in r['datalist']:
                    file.write('%d,%d\n' % (float(datapair[0]),float(datapair[1])))
                                        
                file.close()

        dlg.Destroy()

    def DrawPointLabel(self, dc, mDataDict):
        """!This is the fuction that defines how the pointLabels are
            plotted dc - DC that will be passed mDataDict - Dictionary
            of data that you want to use for the pointLabel

            As an example I have decided I want a box at the curve
            point with some text information about the curve plotted
            below.  Any wxDC method can be used.
        """
        dc.SetPen(wx.Pen(wx.BLACK))
        dc.SetBrush(wx.Brush( wx.BLACK, wx.SOLID ) )

        sx, sy = mDataDict["scaledXY"] #scaled x,y of closest point
        dc.DrawRectangle( sx-5,sy-5, 10, 10)  #10by10 square centered on point
        px,py = mDataDict["pointXY"]
        cNum = mDataDict["curveNum"]
        pntIn = mDataDict["pIndex"]
        legend = mDataDict["legend"]
        #make a string to display
        s = "Crv# %i, '%s', Pt. (%.2f,%.2f), PtInd %i" %(cNum, legend, px, py, pntIn)
        dc.DrawText(s, sx , sy+1)

    def OnMouseLeftDown(self,event):
        self.SetStatusText(_("Left Mouse Down at Point: (%.4f, %.4f)") % \
                               self.client._getXY(event))
        event.Skip() # allows plotCanvas OnMouseLeftDown to be called

    def OnMotion(self, event):
        # indicate when mouse is outside the plot area
        if self.client.OnLeave(event): print 'out of area'
        #show closest point (when enbled)
        if self.client.GetEnablePointLabel() == True:
            #make up dict with info for the pointLabel
            #I've decided to mark the closest point on the closest curve
            dlst= self.client.GetClosetPoint( self.client._getXY(event), pointScaled =  True)
            if dlst != []:      #returns [] if none
                curveNum, legend, pIndex, pointXY, scaledXY, distance = dlst
                #make up dictionary to pass to my user function (see DrawPointLabel)
                mDataDict =  {"curveNum":curveNum, "legend":legend, "pIndex":pIndex,\
                    "pointXY":pointXY, "scaledXY":scaledXY}
                #pass dict to update the pointLabel
                self.client.UpdatePointLabel(mDataDict)
        event.Skip()           #go to next handler

    def ProfileOptionsMenu(self, event):
        """!Popup menu for profile and text options
        """
        popt = wx.Menu()
        
        for title, handler in ((_('Profile text settings'), self.PText),
                               (_('Profile plot settings'), self.POptions)):
            item = wx.MenuItem(popt, wx.ID_ANY, title)
            popt.AppendItem(item)
            self.Bind(wx.EVT_MENU, handler, item)
        
        # Popup the menu.  If an item is selected then its handler
        # will be called before PopupMenu returns.
        self.PopupMenu(popt)
        popt.Destroy()

    def NotFunctional(self):
        """!Creates a 'not functional' message dialog
        """
        dlg = wx.MessageDialog(parent = self,
                               message = _('This feature is not yet functional'),
                               caption = _('Under Construction'),
                               style = wx.OK | wx.ICON_INFORMATION)
        dlg.ShowModal()
        dlg.Destroy()

    def OnPText(self, dlg):
        """!Use user's provided profile text settings.
        """
        self.ptitle = dlg.ptitle
        self.xlabel = dlg.xlabel
        self.ylabel = dlg.ylabel
        dlg.UpdateSettings()

        self.client.SetFont(self.properties['font']['wxfont'])
        self.client.SetFontSizeTitle(self.properties['font']['prop']['titleSize'])
        self.client.SetFontSizeAxis(self.properties['font']['prop']['axisSize'])

        if self.profile:
            self.profile.setTitle(dlg.ptitle)
            self.profile.setXLabel(dlg.xlabel)
            self.profile.setYLabel(dlg.ylabel)
        
        self.OnRedraw(event = None)
    
    def PText(self, event):
        """!Set custom text values for profile title and axis labels.
        """
        dlg = TextDialog(parent = self, id = wx.ID_ANY, title = _('Profile text settings'))

        if dlg.ShowModal() == wx.ID_OK:
            self.OnPText(dlg)

        dlg.Destroy()

    def POptions(self, event):
        """!Set various profile options, including: line width, color,
        style; marker size, color, fill, and style; grid and legend
        options.  Calls OptDialog class.
        """
        dlg = OptDialog(parent = self, id = wx.ID_ANY, title = _('Profile settings'))
        btnval = dlg.ShowModal()

        if btnval == wx.ID_SAVE:
            dlg.UpdateSettings()            
            self.SetGraphStyle()            
            dlg.Destroy()            
        elif btnval == wx.ID_CANCEL:
            dlg.Destroy()

    def PrintMenu(self, event):
        """!Print options and output menu
        """
        printmenu = wx.Menu()
        
        for title, handler in ((_('Page setup'), self.OnPageSetup),
                               (_('Print preview'), self.OnPrintPreview),
                               (_('Print display'), self.OnDoPrint)):
            item = wx.MenuItem(printmenu, wx.ID_ANY, title)
            printmenu.AppendItem(item)
            self.Bind(wx.EVT_MENU, handler, item)
        
        # Popup the menu.  If an item is selected then its handler
        # will be called before PopupMenu returns.
        self.PopupMenu(printmenu)
        printmenu.Destroy()

    def OnPageSetup(self, event):
        self.client.PageSetup()

    def OnPrintPreview(self, event):
        self.client.PrintPreview()

    def OnDoPrint(self, event):
        self.client.Printout()

    def OnQuit(self, event):
        self.Close(True)

    def OnCloseWindow(self, event):
        """
        Close profile window and clean up
        """
        self.mapwin.ClearLines()
        self.mapwin.mouse['begin'] = self.mapwin.mouse['end'] = (0.0, 0.0)
        self.mapwin.mouse['use'] = 'pointer'
        self.mapwin.mouse['box'] = 'point'
        self.mapwin.polycoords = []
        self.mapwin.SetCursor(self.Parent.cursors["default"])

        self.mapwin.UpdateMap(render = False, renderVector = False)

        self.Destroy()

class SetRasterDialog(wx.Dialog):
    def __init__(self, parent, id = wx.ID_ANY, title = _("Select raster map to profile"),
                 style = wx.DEFAULT_DIALOG_STYLE, **kwargs):
        """!Dialog to select raster maps to profile.
        """
        wx.Dialog.__init__(self, parent, id, title, style = style, **kwargs)

        self.parent = parent
        self.coordstr = self.parent.coordstr

        #         if self.coordstr == '':
        #             dlg = wx.MessageDialog(parent=self,
        #                                    message=_('You must draw a transect to profile in the map display window.'),
        #                                    caption=_('Nothing to profile'),
        #                                    style=wx.OK | wx.ICON_INFORMATION | wx.CENTRE)
        #             dlg.ShowModal()
        #             dlg.Destroy()
        #             self.Close(True)
        #             return

        self.raster = { 0 : { 'name' : self.parent.raster[0]['name'],
                              'id' : None },
                        1 : { 'name' : self.parent.raster[1]['name'],
                              'id' : None },
                        2 : { 'name' : self.parent.raster[2]['name'],
                              'id' : None }
                        }

        sizer = wx.BoxSizer(wx.VERTICAL)

        box = wx.GridBagSizer (hgap = 3, vgap = 3)
        
        i = 0
        for txt in [_("Select raster map 1 (required):"),
                    _("Select raster map 2 (optional):"),
                    _("Select raster map 3 (optional):")]:
            label = wx.StaticText(parent = self, id = wx.ID_ANY, label = txt)
            box.Add(item = label,
                    flag = wx.ALIGN_CENTER_VERTICAL, pos = (i, 0))
            
            selection = Select(self, id = wx.ID_ANY,
                               size = globalvar.DIALOG_GSELECT_SIZE,
                               type = 'cell')
            selection.SetValue(str(self.raster[i]['name']))
            self.raster[i]['id'] = selection.GetChildren()[0].GetId()
            selection.Bind(wx.EVT_TEXT, self.OnSelection)
            
            box.Add(item = selection, pos = (i, 1))
            
            i += 1 
            
        sizer.Add(item = box, proportion = 0,
                  flag = wx.ALL, border = 10)

        line = wx.StaticLine(parent = self, id = wx.ID_ANY, size = (20, -1), style = wx.LI_HORIZONTAL)
        sizer.Add(item = line, proportion = 0,
                  flag = wx.GROW|wx.ALIGN_CENTER_VERTICAL|wx.LEFT|wx.RIGHT, border = 5)

        btnsizer = wx.StdDialogButtonSizer()

        btn = wx.Button(self, wx.ID_OK)
        btn.SetDefault()
        btnsizer.AddButton(btn)

        btn = wx.Button(self, wx.ID_CANCEL)
        btnsizer.AddButton(btn)
        btnsizer.Realize()

        sizer.Add(item = btnsizer, proportion = 0, flag = wx.ALIGN_RIGHT | wx.ALL, border = 5)

        self.SetSizer(sizer)
        sizer.Fit(self)

    def OnSelection(self, event):
        id = event.GetId()
        for r in self.raster.itervalues():
            if r['id'] == id:
                r['name'] = event.GetString()
                break

class TextDialog(wx.Dialog):
    def __init__(self, parent, id, title, 
                 style = wx.DEFAULT_DIALOG_STYLE, **kwargs):
        """!Dialog to set profile text options: font, title
        and font size, axis labels and font size
        """
        wx.Dialog.__init__(self, parent, id, title, style = style, **kwargs)
        #
        # initialize variables
        #
        # combo box entry lists
        self.ffamilydict = { 'default' : wx.FONTFAMILY_DEFAULT,
                             'decorative' : wx.FONTFAMILY_DECORATIVE,
                             'roman' : wx.FONTFAMILY_ROMAN,
                             'script' : wx.FONTFAMILY_SCRIPT,
                             'swiss' : wx.FONTFAMILY_SWISS,
                             'modern' : wx.FONTFAMILY_MODERN,
                             'teletype' : wx.FONTFAMILY_TELETYPE }

        self.fstyledict = { 'normal' : wx.FONTSTYLE_NORMAL,
                            'slant' : wx.FONTSTYLE_SLANT,
                            'italic' : wx.FONTSTYLE_ITALIC }

        self.fwtdict = { 'normal' : wx.FONTWEIGHT_NORMAL,
                         'light' : wx.FONTWEIGHT_LIGHT,
                         'bold' : wx.FONTWEIGHT_BOLD }

        self.parent = parent

        self.ptitle = self.parent.ptitle
        self.xlabel = self.parent.xlabel
        self.ylabel = self.parent.ylabel

        self.properties = self.parent.properties # read-only
        
        # font size
        self.fontfamily = self.properties['font']['wxfont'].GetFamily()
        self.fontstyle = self.properties['font']['wxfont'].GetStyle()
        self.fontweight = self.properties['font']['wxfont'].GetWeight()

        self._do_layout()
        
    def _do_layout(self):
        """!Do layout"""
        # dialog layout
        sizer = wx.BoxSizer(wx.VERTICAL)

        box = wx.StaticBox(parent = self, id = wx.ID_ANY,
                           label = " %s " % _("Text settings"))
        boxSizer = wx.StaticBoxSizer(box, wx.VERTICAL)
        gridSizer = wx.GridBagSizer(vgap = 5, hgap = 5)

        #
        # profile title
        #
        label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Profile title:"))
        gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (0, 0))
        self.ptitleentry = wx.TextCtrl(parent = self, id = wx.ID_ANY, value = "", size = (250,-1))
        # self.ptitleentry.SetFont(self.font)
        self.ptitleentry.SetValue(self.ptitle)
        gridSizer.Add(item = self.ptitleentry, pos = (0, 1))

        #
        # title font
        #
        tlabel = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Title font size (pts):"))
        gridSizer.Add(item = tlabel, flag = wx.ALIGN_CENTER_VERTICAL, pos = (1, 0))
        self.ptitlesize = wx.SpinCtrl(parent = self, id = wx.ID_ANY, value = "", pos = (30, 50),
                                      size = (50,-1), style = wx.SP_ARROW_KEYS)
        self.ptitlesize.SetRange(5,100)
        self.ptitlesize.SetValue(int(self.properties['font']['prop']['titleSize']))
        gridSizer.Add(item = self.ptitlesize, pos = (1, 1))

        #
        # x-axis label
        #
        label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("X-axis label:"))
        gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (2, 0))
        self.xlabelentry = wx.TextCtrl(parent = self, id = wx.ID_ANY, value = "", size = (250,-1))
        # self.xlabelentry.SetFont(self.font)
        self.xlabelentry.SetValue(self.xlabel)
        gridSizer.Add(item = self.xlabelentry, pos = (2, 1))

        #
        # y-axis label
        #
        label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Y-axis label:"))
        gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (3, 0))
        self.ylabelentry = wx.TextCtrl(parent = self, id = wx.ID_ANY, value = "", size = (250,-1))
        # self.ylabelentry.SetFont(self.font)
        self.ylabelentry.SetValue(self.ylabel)
        gridSizer.Add(item = self.ylabelentry, pos = (3, 1))

        #
        # font size
        #
        llabel = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Label font size (pts):"))
        gridSizer.Add(item = llabel, flag = wx.ALIGN_CENTER_VERTICAL, pos = (4, 0))
        self.axislabelsize = wx.SpinCtrl(parent = self, id = wx.ID_ANY, value = "", pos = (30, 50),
                                         size = (50, -1), style = wx.SP_ARROW_KEYS)
        self.axislabelsize.SetRange(5, 100) 
        self.axislabelsize.SetValue(int(self.properties['font']['prop']['axisSize']))
        gridSizer.Add(item = self.axislabelsize, pos = (4,1))

        boxSizer.Add(item = gridSizer)
        sizer.Add(item = boxSizer, flag = wx.ALL | wx.EXPAND, border = 3)

        #
        # font settings
        #
        box = wx.StaticBox(parent = self, id = wx.ID_ANY,
                           label = " %s " % _("Font settings"))
        boxSizer = wx.StaticBoxSizer(box, wx.VERTICAL)
        gridSizer = wx.GridBagSizer(vgap = 5, hgap = 5)
        gridSizer.AddGrowableCol(1)

        #
        # font family
        #
        label1 = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Font family:"))
        gridSizer.Add(item = label1, flag = wx.ALIGN_CENTER_VERTICAL, pos = (0, 0))
        self.ffamilycb = wx.ComboBox(parent = self, id = wx.ID_ANY, size = (250, -1),
                                     choices = self.ffamilydict.keys(), style = wx.CB_DROPDOWN)
        self.ffamilycb.SetStringSelection('swiss')
        for item in self.ffamilydict.items():
            if self.fontfamily == item[1]:
                self.ffamilycb.SetStringSelection(item[0])
                break
        gridSizer.Add(item = self.ffamilycb, pos = (0, 1), flag = wx.ALIGN_RIGHT)

        #
        # font style
        #
        label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Style:"))
        gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (1, 0))
        self.fstylecb = wx.ComboBox(parent = self, id = wx.ID_ANY, size = (250, -1),
                                    choices = self.fstyledict.keys(), style = wx.CB_DROPDOWN)
        self.fstylecb.SetStringSelection('normal')
        for item in self.fstyledict.items():
            if self.fontstyle == item[1]:
                self.fstylecb.SetStringSelection(item[0])
                break
        gridSizer.Add(item = self.fstylecb, pos = (1, 1), flag = wx.ALIGN_RIGHT)

        #
        # font weight
        #
        label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Weight:"))
        gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (2, 0))
        self.fwtcb = wx.ComboBox(parent = self, size = (250, -1),
                                 choices = self.fwtdict.keys(), style = wx.CB_DROPDOWN)
        self.fwtcb.SetStringSelection('normal')
        for item in self.fwtdict.items():
            if self.fontweight == item[1]:
                self.fwtcb.SetStringSelection(item[0])
                break

        gridSizer.Add(item = self.fwtcb, pos = (2, 1), flag = wx.ALIGN_RIGHT)
                      
        boxSizer.Add(item = gridSizer, flag = wx.EXPAND)
        sizer.Add(item = boxSizer, flag = wx.LEFT | wx.RIGHT | wx.BOTTOM | wx.EXPAND, border = 3)

        line = wx.StaticLine(parent = self, id = wx.ID_ANY, size = (20, -1), style = wx.LI_HORIZONTAL)
        sizer.Add(item = line, proportion = 0,
                  flag = wx.GROW|wx.ALIGN_CENTER_VERTICAL|wx.LEFT|wx.RIGHT, border = 3)

        #
        # buttons
        #
        btnSave = wx.Button(self, wx.ID_SAVE)
        btnApply = wx.Button(self, wx.ID_APPLY)
        btnOk = wx.Button(self, wx.ID_OK)
        btnCancel = wx.Button(self, wx.ID_CANCEL)
        btnOk.SetDefault()

        # bindings
        btnApply.Bind(wx.EVT_BUTTON, self.OnApply)
        btnApply.SetToolTipString(_("Apply changes for the current session"))
        btnOk.Bind(wx.EVT_BUTTON, self.OnOk)
        btnOk.SetToolTipString(_("Apply changes for the current session and close dialog"))
        btnOk.SetDefault()
        btnSave.Bind(wx.EVT_BUTTON, self.OnSave)
        btnSave.SetToolTipString(_("Apply and save changes to user settings file (default for next sessions)"))
        btnCancel.Bind(wx.EVT_BUTTON, self.OnCancel)
        btnCancel.SetToolTipString(_("Close dialog and ignore changes"))

        # sizers
        btnStdSizer = wx.StdDialogButtonSizer()
        btnStdSizer.AddButton(btnOk)
        btnStdSizer.AddButton(btnApply)
        btnStdSizer.AddButton(btnCancel)
        btnStdSizer.Realize()
        
        btnSizer = wx.BoxSizer(wx.HORIZONTAL)
        btnSizer.Add(item = btnSave, proportion = 0, flag = wx.ALIGN_LEFT | wx.ALL, border = 5)
        btnSizer.Add(item = btnStdSizer, proportion = 0, flag = wx.ALIGN_RIGHT | wx.ALL, border = 5)
        sizer.Add(item = btnSizer, proportion = 0, flag = wx.ALIGN_RIGHT | wx.ALL, border = 5)

        #
        # bindings
        #
        self.ptitleentry.Bind(wx.EVT_TEXT, self.OnTitle)
        self.xlabelentry.Bind(wx.EVT_TEXT, self.OnXLabel)
        self.ylabelentry.Bind(wx.EVT_TEXT, self.OnYLabel)

        self.SetSizer(sizer)
        sizer.Fit(self)

    def OnTitle(self, event):
        self.ptitle = event.GetString()

    def OnXLabel(self, event):
        self.xlabel = event.GetString()

    def OnYLabel(self, event):
        self.ylabel = event.GetString()

    def UpdateSettings(self):
        self.properties['font']['prop']['titleSize'] = self.ptitlesize.GetValue()
        self.properties['font']['prop']['axisSize'] = self.axislabelsize.GetValue()

        family = self.ffamilydict[self.ffamilycb.GetStringSelection()]
        self.properties['font']['wxfont'].SetFamily(family)
        style = self.fstyledict[self.fstylecb.GetStringSelection()]
        self.properties['font']['wxfont'].SetStyle(style)
        weight = self.fwtdict[self.fwtcb.GetStringSelection()]
        self.properties['font']['wxfont'].SetWeight(weight)

    def OnSave(self, event):
        """!Button 'Save' pressed"""
        self.UpdateSettings()
        fileSettings = {}
        UserSettings.ReadSettingsFile(settings = fileSettings)
        fileSettings['profile']  =  UserSettings.Get(group = 'profile')
        file = UserSettings.SaveToFile(fileSettings)
        self.parent.parent.GetLayerManager().goutput.WriteLog(_('Profile settings saved to file \'%s\'.') % file)
        self.EndModal(wx.ID_OK)

    def OnApply(self, event):
        """!Button 'Apply' pressed"""
        self.UpdateSettings()
        self.parent.OnPText(self)
        
    def OnOk(self, event):
        """!Button 'OK' pressed"""
        self.UpdateSettings()
        self.EndModal(wx.ID_OK)

    def OnCancel(self, event):
        """!Button 'Cancel' pressed"""
        self.EndModal(wx.ID_CANCEL)
        
class OptDialog(wx.Dialog):
    def __init__(self, parent, id, title, 
                 style = wx.DEFAULT_DIALOG_STYLE, **kwargs):
        """!Dialog to set various profile options, including: line
        width, color, style; marker size, color, fill, and style; grid
        and legend options.
        """
        wx.Dialog.__init__(self, parent, id, title, style = style, **kwargs)
        # init variables
        self.pstyledict = parent.pstyledict
        self.ptfilldict = parent.ptfilldict

        self.pttypelist = ['circle',
                           'dot',
                           'square',
                           'triangle',
                           'triangle_down',
                           'cross',
                           'plus']
        
        self.axislist = ['min',
                         'auto',
                         'custom']

        # widgets ids
        self.wxId = {}
        
        self.parent = parent

        # read-only
        self.raster = self.parent.raster
        self.properties = self.parent.properties
        
        self._do_layout()

    def _do_layout(self):
        """!Do layout"""
        # dialog layout
        sizer = wx.BoxSizer(wx.VERTICAL)

        #
        # profile line settings
        #
        box = wx.StaticBox(parent = self, id = wx.ID_ANY,
                           label = " %s " % _("Profile line settings"))
        boxMainSizer = wx.StaticBoxSizer(box, wx.HORIZONTAL)

        idx = 1
        self.wxId['pcolor'] = []
        self.wxId['pwidth'] = []
        self.wxId['pstyle'] = []
        self.wxId['plegend'] = []
        for r in self.raster.itervalues():
            box = wx.StaticBox(parent = self, id = wx.ID_ANY,
                               label = " %s %d " % (_("Profile"), idx))
            boxSizer = wx.StaticBoxSizer(box, wx.VERTICAL)
            
            gridSizer = wx.GridBagSizer(vgap = 5, hgap = 5)
            row = 0            
            label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Line color"))
            gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (row, 0))
            pcolor = csel.ColourSelect(parent = self, id = wx.ID_ANY, colour = r['prop']['pcolor'])
            self.wxId['pcolor'].append(pcolor.GetId())
            gridSizer.Add(item = pcolor, pos = (row, 1))

            row += 1
            label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Line width"))
            gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (row, 0))
            pwidth = wx.SpinCtrl(parent = self, id = wx.ID_ANY, value = "",
                                 size = (50,-1), style = wx.SP_ARROW_KEYS)
            pwidth.SetRange(1, 10)
            pwidth.SetValue(r['prop']['pwidth'])
            self.wxId['pwidth'].append(pwidth.GetId())
            gridSizer.Add(item = pwidth, pos = (row, 1))

            row +=1
            label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Line style"))
            gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (row, 0))
            pstyle = wx.ComboBox(parent = self, id = wx.ID_ANY, 
                                 size = (120, -1), choices = self.pstyledict.keys(), style = wx.CB_DROPDOWN)
            pstyle.SetStringSelection(r['prop']['pstyle'])
            self.wxId['pstyle'].append(pstyle.GetId())
            gridSizer.Add(item = pstyle, pos = (row, 1))

            row += 1
            label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Legend"))
            gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (row, 0))
            plegend = wx.TextCtrl(parent = self, id = wx.ID_ANY, value = "", size = (200,-1))
            plegend.SetValue(r['plegend'])
            gridSizer.Add(item = plegend, pos = (row, 1))
            self.wxId['plegend'].append(plegend.GetId())
            boxSizer.Add(item = gridSizer)

            if idx == 0:
                flag = wx.ALL
            else:
                flag = wx.TOP | wx.BOTTOM | wx.RIGHT
            boxMainSizer.Add(item = boxSizer, flag = flag, border = 3)

            idx += 1
            
        sizer.Add(item = boxMainSizer, flag = wx.ALL | wx.EXPAND, border = 3)

        middleSizer = wx.BoxSizer(wx.HORIZONTAL)
        
        #
        # segment marker settings
        #
        box = wx.StaticBox(parent = self, id = wx.ID_ANY,
                           label = " %s " % _("Transect segment marker settings"))
        boxMainSizer = wx.StaticBoxSizer(box, wx.HORIZONTAL)

        self.wxId['marker'] = {}
        gridSizer = wx.GridBagSizer(vgap = 5, hgap = 5)
        label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Color"))
        gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (0, 0))
        ptcolor = csel.ColourSelect(parent = self, id = wx.ID_ANY, colour = self.properties['marker']['color'])
        self.wxId['marker']['color'] = ptcolor.GetId()
        gridSizer.Add(item = ptcolor, pos = (0, 1))

        label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Size"))
        gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (1, 0))
        ptsize = wx.SpinCtrl(parent = self, id = wx.ID_ANY, value = "",
                             size = (50, -1), style = wx.SP_ARROW_KEYS)
        ptsize.SetRange(1, 10)
        ptsize.SetValue(self.properties['marker']['size'])
        self.wxId['marker']['size'] = ptsize.GetId()
        gridSizer.Add(item = ptsize, pos = (1, 1))
        
        label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Style"))
        gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (2, 0))
        ptfill = wx.ComboBox(parent = self, id = wx.ID_ANY,
                             size = (120, -1), choices = self.ptfilldict.keys(), style = wx.CB_DROPDOWN)
        ptfill.SetStringSelection(self.properties['marker']['fill'])
        self.wxId['marker']['fill'] = ptfill.GetId()
        gridSizer.Add(item = ptfill, pos = (2, 1))
        
        label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Legend"))
        gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (3, 0))
        ptlegend = wx.TextCtrl(parent = self, id = wx.ID_ANY, value = "", size = (200,-1))
        ptlegend.SetValue(self.properties['marker']['legend'])
        self.wxId['marker']['legend'] = ptlegend.GetId()
        gridSizer.Add(item = ptlegend, pos = (3, 1))
                
        label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Type"))
        gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (4, 0))
        pttype = wx.ComboBox(parent = self, 
                             size = (200, -1), choices = self.pttypelist, style = wx.CB_DROPDOWN)
        pttype.SetStringSelection(self.properties['marker']['type'])
        self.wxId['marker']['type'] = pttype.GetId()
        gridSizer.Add(item = pttype, pos = (4, 1))

        boxMainSizer.Add(item = gridSizer, flag = wx.ALL, border = 3)
        middleSizer.Add(item = boxMainSizer, flag = wx.ALL | wx.EXPAND, border = 3)

        #
        # axis options
        #
        box = wx.StaticBox(parent = self, id = wx.ID_ANY,
                           label = " %s " % _("Axis settings"))
        boxMainSizer = wx.StaticBoxSizer(box, wx.HORIZONTAL)

        self.wxId['x-axis'] = {}
        self.wxId['y-axis'] = {}
        idx = 0
        for axis, atype in [(_("X-Axis"), 'x-axis'),
                     (_("Y-Axis"), 'y-axis')]:
            box = wx.StaticBox(parent = self, id = wx.ID_ANY,
                               label = " %s " % axis)
            boxSizer = wx.StaticBoxSizer(box, wx.HORIZONTAL)
            gridSizer = wx.GridBagSizer(vgap = 5, hgap = 5)

            prop = self.properties[atype]['prop']
            
            row = 0
            label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Style"))
            gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (row, 0))
            type = wx.ComboBox(parent = self, id = wx.ID_ANY,
                               size = (100, -1), choices = self.axislist, style = wx.CB_DROPDOWN)
            type.SetStringSelection(prop['type']) 
            self.wxId[atype]['type'] = type.GetId()
            gridSizer.Add(item = type, pos = (row, 1))
            
            row += 1
            label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Custom min"))
            gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (row, 0))
            min = wx.TextCtrl(parent = self, id = wx.ID_ANY, value = "", size = (70, -1))
            min.SetValue(str(prop['min']))
            self.wxId[atype]['min'] = min.GetId()
            gridSizer.Add(item = min, pos = (row, 1))

            row += 1
            label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Custom max"))
            gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (row, 0))
            max = wx.TextCtrl(parent = self, id = wx.ID_ANY, value = "", size = (70, -1))
            max.SetValue(str(prop['max']))
            self.wxId[atype]['max'] = max.GetId()
            gridSizer.Add(item = max, pos = (row, 1))
            
            row += 1
            log = wx.CheckBox(parent = self, id = wx.ID_ANY, label = _("Log scale"))
            log.SetValue(prop['log'])
            self.wxId[atype]['log'] = log.GetId()
            gridSizer.Add(item = log, pos = (row, 0), span = (1, 2))

            if idx == 0:
                flag = wx.ALL | wx.EXPAND
            else:
                flag = wx.TOP | wx.BOTTOM | wx.RIGHT | wx.EXPAND

            boxSizer.Add(item = gridSizer, flag = wx.ALL, border = 3)
            boxMainSizer.Add(item = boxSizer, flag = flag, border = 3)

            idx += 1
            
        middleSizer.Add(item = boxMainSizer, flag = wx.ALL | wx.EXPAND, border = 3)

        #
        # grid & legend options
        #
        self.wxId['grid'] = {}
        self.wxId['legend'] = {}
        self.wxId['font'] = {}
        box  =  wx.StaticBox(parent = self, id = wx.ID_ANY,
                           label = " %s " % _("Grid and Legend settings"))
        boxMainSizer = wx.StaticBoxSizer(box, wx.HORIZONTAL)
        gridSizer = wx.GridBagSizer(vgap = 5, hgap = 5)

        row = 0
        label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Grid color"))
        gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (row, 0))
        gridcolor = csel.ColourSelect(parent = self, id = wx.ID_ANY, colour = self.properties['grid']['color'])
        self.wxId['grid']['color'] = gridcolor.GetId()
        gridSizer.Add(item = gridcolor, pos = (row, 1))

        row +=1
        gridshow = wx.CheckBox(parent = self, id = wx.ID_ANY, label = _("Show grid"))
        gridshow.SetValue(self.properties['grid']['enabled'])
        self.wxId['grid']['enabled'] = gridshow.GetId()
        gridSizer.Add(item = gridshow, pos = (row, 0), span = (1, 2))

        row +=1
        label = wx.StaticText(parent = self, id = wx.ID_ANY, label = _("Legend font size"))
        gridSizer.Add(item = label, flag = wx.ALIGN_CENTER_VERTICAL, pos = (row, 0))
        legendfontsize = wx.SpinCtrl(parent = self, id = wx.ID_ANY, value = "", 
                                     size = (50, -1), style = wx.SP_ARROW_KEYS)
        legendfontsize.SetRange(5,100)
        legendfontsize.SetValue(int(self.properties['font']['prop']['legendSize']))
        self.wxId['font']['legendSize'] = legendfontsize.GetId()
        gridSizer.Add(item = legendfontsize, pos = (row, 1))

        row += 1
        legendshow  =  wx.CheckBox(parent = self, id = wx.ID_ANY, label = _("Show legend"))
        legendshow.SetValue(self.properties['legend']['enabled'])
        self.wxId['legend']['enabled'] = legendshow.GetId()
        gridSizer.Add(item = legendshow, pos = (row, 0), span = (1, 2))

        boxMainSizer.Add(item = gridSizer, flag = flag, border = 3)

        middleSizer.Add(item = boxMainSizer, flag = wx.LEFT | wx.RIGHT | wx.BOTTOM | wx.EXPAND, border = 3)

        sizer.Add(item = middleSizer, flag = wx.ALL, border = 0)
        
        #
        # line & buttons
        #
        line = wx.StaticLine(parent = self, id = wx.ID_ANY, size = (20, -1), style = wx.LI_HORIZONTAL)
        sizer.Add(item = line, proportion = 0,
                  flag = wx.GROW|wx.ALIGN_CENTER_VERTICAL|wx.LEFT|wx.RIGHT, border = 3)

        #
        # buttons
        #
        btnSave = wx.Button(self, wx.ID_SAVE)
        btnApply = wx.Button(self, wx.ID_APPLY)
        btnCancel = wx.Button(self, wx.ID_CANCEL)
        btnSave.SetDefault()

        # bindigs
        btnApply.Bind(wx.EVT_BUTTON, self.OnApply)
        btnApply.SetToolTipString(_("Apply changes for the current session"))
        btnSave.Bind(wx.EVT_BUTTON, self.OnSave)
        btnSave.SetToolTipString(_("Apply and save changes to user settings file (default for next sessions)"))
        btnSave.SetDefault()
        btnCancel.Bind(wx.EVT_BUTTON, self.OnCancel)
        btnCancel.SetToolTipString(_("Close dialog and ignore changes"))

        # sizers
        btnStdSizer = wx.StdDialogButtonSizer()
        btnStdSizer.AddButton(btnCancel)
        btnStdSizer.AddButton(btnSave)
        btnStdSizer.AddButton(btnApply)
        btnStdSizer.Realize()
        
        sizer.Add(item = btnStdSizer, proportion = 0, flag = wx.ALIGN_RIGHT | wx.ALL, border = 5)

        self.SetSizer(sizer)
        sizer.Fit(self)

    def UpdateSettings(self):
        idx = 0
        for r in self.raster.itervalues():
            r['prop']['pcolor'] = self.FindWindowById(self.wxId['pcolor'][idx]).GetColour()
            r['prop']['pwidth'] = int(self.FindWindowById(self.wxId['pwidth'][idx]).GetValue())
            r['prop']['pstyle'] = self.FindWindowById(self.wxId['pstyle'][idx]).GetStringSelection()
            r['plegend'] = self.FindWindowById(self.wxId['plegend'][idx]).GetValue()
            idx +=1

        self.properties['marker']['color'] = self.FindWindowById(self.wxId['marker']['color']).GetColour()
        self.properties['marker']['fill'] = self.FindWindowById(self.wxId['marker']['fill']).GetStringSelection()
        self.properties['marker']['size'] = self.FindWindowById(self.wxId['marker']['size']).GetValue()
        self.properties['marker']['type'] = self.FindWindowById(self.wxId['marker']['type']).GetValue()
        self.properties['marker']['legend'] = self.FindWindowById(self.wxId['marker']['legend']).GetValue()

        for axis in ('x-axis', 'y-axis'):
            self.properties[axis]['prop']['type'] = self.FindWindowById(self.wxId[axis]['type']).GetValue()
            self.properties[axis]['prop']['min'] = float(self.FindWindowById(self.wxId[axis]['min']).GetValue())
            self.properties[axis]['prop']['max'] = float(self.FindWindowById(self.wxId[axis]['max']).GetValue())
            self.properties[axis]['prop']['log'] = self.FindWindowById(self.wxId[axis]['log']).IsChecked()

        self.properties['grid']['color'] = self.FindWindowById(self.wxId['grid']['color']).GetColour()
        self.properties['grid']['enabled'] = self.FindWindowById(self.wxId['grid']['enabled']).IsChecked()

        self.properties['font']['prop']['legendSize'] = self.FindWindowById(self.wxId['font']['legendSize']).GetValue()
        self.properties['legend']['enabled'] = self.FindWindowById(self.wxId['legend']['enabled']).IsChecked()

    def OnSave(self, event):
        """!Button 'Save' pressed"""
        self.UpdateSettings()
        fileSettings = {}
        UserSettings.ReadSettingsFile(settings = fileSettings)
        fileSettings['profile'] = UserSettings.Get(group = 'profile')
        file = UserSettings.SaveToFile(fileSettings)
        self.parent.parent.GetLayerManager().goutput.WriteLog(_('Profile settings saved to file \'%s\'.') % file)
        self.parent.SetGraphStyle()
        if self.parent.profile:
            self.parent.DrawPlot()
        self.Close()

    def OnApply(self, event):
        """!Button 'Apply' pressed. Does not close dialog"""
        self.UpdateSettings()
        self.parent.SetGraphStyle()
        if self.parent.profile:
            self.parent.DrawPlot()
        
    def OnCancel(self, event):
        """!Button 'Cancel' pressed"""
        self.Close()