[846] | 1 | |
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[349] | 2 | import Pmw, AppShell, math, time, string, marshal |
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| 3 | from toolbarbutton import ToolBarButton |
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| 4 | import tkFileDialog |
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| 5 | from tkSimpleDialog import Dialog |
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| 6 | import mesh |
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[4830] | 7 | from Tkinter import FALSE,TRUE, Frame,X, LEFT,YES,BOTH,ALL,Widget,CURRENT, \ |
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| 8 | Label,W, Entry, E, StringVar, END, Checkbutton, Radiobutton, IntVar, \ |
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| 9 | DISABLED, NORMAL |
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[407] | 10 | #from cursornames import TLC,TRC, BLC, BRC, TS, RS, LS, BS |
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[349] | 11 | from tkMessageBox import showerror, _show, QUESTION,YESNOCANCEL |
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| 12 | import types |
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| 13 | import visualmesh |
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| 14 | import os |
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[825] | 15 | import profile |
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[852] | 16 | import load_mesh.loadASCII |
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[3514] | 17 | from anuga.alpha_shape.alpha_shape import AlphaError |
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[349] | 18 | |
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| 19 | # CONSTANTS |
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| 20 | VERT_SELECT_ADDING_SEG_COLOR = 'orange' |
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| 21 | SELECT_COLOR = 'red' |
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| 22 | SEG_COLOUR = 'blue' |
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| 23 | TRIANGLE_COLOUR = 'green' |
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| 24 | APPLICATION_NAME = 'Pmesh' |
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| 25 | |
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[958] | 26 | #for alpha shapes |
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[702] | 27 | NO_SELECTION = 0 |
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| 28 | AUTO = 1 |
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| 29 | SET_ALPHA = 2 |
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| 30 | |
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[958] | 31 | |
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[349] | 32 | class Draw(AppShell.AppShell): |
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| 33 | usecommandarea = 1 |
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| 34 | appname = APPLICATION_NAME |
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| 35 | frameWidth = 840 |
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| 36 | frameHeight = 600 |
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| 37 | |
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| 38 | |
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| 39 | def createButtons(self): |
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| 40 | """ |
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| 41 | Add buttons to the bottom of the GUI |
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| 42 | """ |
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| 43 | self.buttonAdd('Postscript', |
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| 44 | helpMessage='Save current drawing (as PostScript)', |
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| 45 | statusMessage='', |
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| 46 | command=self.ipostscript) |
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| 47 | self.buttonAdd('Clear', helpMessage='Delete the mesh', |
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| 48 | statusMessage='', command=self.clearMesh) |
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| 49 | self.buttonAdd('Close', helpMessage='Close Screen', |
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| 50 | statusMessage='', command=self.close) |
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| 51 | |
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| 52 | def createBase(self): |
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| 53 | """ |
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| 54 | Create the GUI framework. Set up the GUI |
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| 55 | """ |
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| 56 | self.toolbar = self.createcomponent('toolbar', (), None, |
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| 57 | Frame, (self.interior(),), background="gray90") |
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| 58 | self.toolbar.pack(fill=X) |
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| 59 | |
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| 60 | self.scrolledcanvas = self.createcomponent('ScrolledCanvas', (), None, |
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| 61 | Pmw.ScrolledCanvas, (self.interior(),) |
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| 62 | ,borderframe = 1 |
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| 63 | ,labelpos = 'n' |
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| 64 | ) |
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| 65 | self.scrolledcanvas.configure(hscrollmode = 'dynamic') |
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| 66 | self.scrolledcanvas.configure(vscrollmode = 'dynamic') |
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| 67 | self.scrolledcanvas.pack(side=LEFT, expand=YES, fill=BOTH) |
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| 68 | self.canvas = self.scrolledcanvas.component('canvas') |
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| 69 | self.canvas.configure( background="white" ) |
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| 70 | |
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| 71 | self.canvas.pack(side=LEFT, expand=YES, fill=BOTH) |
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| 72 | |
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| 73 | Widget.bind(self.canvas, "<Button-1>", self.mouseDown) |
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| 74 | Widget.bind(self.canvas, "<Button3-ButtonRelease>", self.rightMouseUp) |
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| 75 | Widget.bind(self.canvas, "<Button2-ButtonRelease>",self.DeleteSelectedMeshObject) |
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| 76 | # "<Delete>" didn't work.. |
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| 77 | #Widget.bind(self.canvas, "<Delete>", self.DeleteSelectedMeshObject) |
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| 78 | |
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| 79 | #self.root.bind("<KeyPress>", self.setRegular) |
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| 80 | #self.root.bind("<KeyRelease>", self.setRegular) |
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| 81 | |
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| 82 | self.scrolledcanvas.resizescrollregion() |
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| 83 | |
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| 84 | # def setRegular(self, event): |
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| 85 | # if event.type == '2' and event.keysym == 'Shift_L': |
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| 86 | # self.regular = TRUE |
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| 87 | # else: |
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| 88 | # self.regular = FALSE |
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| 89 | |
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| 90 | def createMenus(self): |
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| 91 | """ |
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| 92 | Add menus to the top of the GUI |
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| 93 | """ |
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| 94 | self.menuBar.deletemenuitems('File',0) |
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| 95 | self.menuBar.addmenuitem('File', 'command', 'New mesh', |
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| 96 | label='New', command=self.clearMesh) |
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| 97 | self.menuBar.addmenuitem('File', 'command', 'Open mesh', |
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| 98 | label='Open...', command=self.importFile) |
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| 99 | self.menuBar.addmenuitem('File', 'command', 'Save mesh', |
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| 100 | label='Save', command=self.saveDrawing) |
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| 101 | self.menuBar.addmenuitem('File', 'command', 'Save mesh', |
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| 102 | label='SaveAs...', command=self.saveAsDrawing) |
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| 103 | |
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| 104 | self.menuBar.addmenuitem('File', 'separator') |
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| 105 | self.menuBar.addmenuitem('File', 'command', |
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[404] | 106 | 'Add ungenerated file from arcGIS', |
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| 107 | label='Add ungenerated file...', |
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| 108 | command=self.ImportUngenerate) |
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| 109 | |
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[3499] | 110 | #self.menuBar.addmenuitem('File', 'command', |
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| 111 | # 'Export ASCII obj', |
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| 112 | # label='Export ASCII obj', |
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| 113 | # command=self.exportObj) |
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[349] | 114 | |
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| 115 | self.menuBar.addmenuitem('File', 'command', |
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[1401] | 116 | 'Export ASCII segment outline', |
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| 117 | label='Export ASCII segment outline...', |
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| 118 | command=self.exportASCIIsegmentoutlinefile) |
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| 119 | |
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| 120 | self.menuBar.addmenuitem('File', 'command', |
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[4663] | 121 | 'Export ASCII csv file', |
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| 122 | label='Export ASCII csv file...', |
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[1401] | 123 | command=self.exportPointsFile) |
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[349] | 124 | |
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| 125 | self.menuBar.addmenuitem('File', 'command', |
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| 126 | 'add Segments to connect all vertices' , |
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| 127 | label='join vertices', |
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| 128 | command=self.joinVertices) |
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| 129 | self.menuBar.addmenuitem('File', 'command', |
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| 130 | 'add Segments to form alpha shape' , |
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| 131 | label='Auto segment', |
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[3437] | 132 | command=self.auto_segment) |
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[988] | 133 | self.menuBar.addmenuitem('File', 'command', |
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| 134 | 'modify the alpha boundary by applying filters', |
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| 135 | label='filter alpha boundary', |
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[3437] | 136 | command=self.auto_segmentFilter) |
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[3499] | 137 | #self.menuBar.addmenuitem('File', 'command', 'Normalise mesh', |
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| 138 | # label='Normalise mesh', command=self.normaliseMesh) |
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| 139 | #self.menuBar.addmenuitem('File', 'command', 'Normalise mesh for glutobj', |
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| 140 | # label='Normalise mesh for glutobj', command=self.normalise4ObjMesh) |
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[349] | 141 | self.menuBar.addmenuitem('File', 'separator') |
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[1021] | 142 | self.menuBar.addmenuitem('File', 'command', '', |
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| 143 | label='Print geo reference', command=self.printGeoReference) |
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| 144 | self.menuBar.addmenuitem('File', 'separator') |
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[349] | 145 | self.menuBar.addmenuitem('File', 'command', 'Exit program', |
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| 146 | label='Exit', command=self.quit) |
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| 147 | |
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| 148 | def createTools(self): |
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| 149 | """ |
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| 150 | Add buttons to the top of the GUI |
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| 151 | """ |
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| 152 | self.mouseDownFunc = {} |
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| 153 | self.modeClass = {} |
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| 154 | ToolBarButton(self, self.toolbar, 'sep', 'sep.gif', |
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| 155 | width=10, state='disabled') |
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| 156 | for key, balloon, mouseDownFunc, Mode in [ |
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| 157 | ('pointer','Edit drawing eventually. Right now this does nothing', self.drag, None) |
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| 158 | ,('vertex', 'Vertex mode', self.drawVertex, mesh.Vertex) |
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| 159 | ,('segment', 'Segment mode',self.selectSegmentPoint, mesh.Segment) |
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| 160 | ,('hole', 'hole mode',self.drawHole, mesh.Hole) |
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| 161 | ,('region', 'region mode',self.drawRegion, mesh.Region) |
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| 162 | ]: |
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| 163 | t = ToolBarButton(self, self.toolbar, key, '%s.gif' % key, |
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| 164 | command=self.selectFunc, balloonhelp=balloon, |
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| 165 | statushelp='') |
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| 166 | t.cycle("DrawMode") |
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[407] | 167 | if key == 'pointer': #FIXME- this is specified in line 1062 as well |
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| 168 | # self.selectFunc('pointer') |
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[404] | 169 | self.curFunc = self.drawVertex |
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[349] | 170 | t.setInitialSunkenButton("DrawMode") |
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[404] | 171 | self.modeClass[key] = Mode |
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[349] | 172 | # for actions that occur when the mouse goes down |
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[404] | 173 | self.mouseDownFunc[key] = mouseDownFunc |
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[349] | 174 | |
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| 175 | def createZooms(self): |
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| 176 | """ |
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| 177 | Add zoom buttons to the top of the GUI |
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| 178 | """ |
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| 179 | ToolBarButton(self, self.toolbar, 'sep', 'sep.gif', width=10, |
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| 180 | state='disabled') |
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| 181 | zoom = '0.5' |
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| 182 | ToolBarButton(self, self.toolbar, zoom, 'zoom%s.gif' % |
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| 183 | zoom, command=self.selectZoom, |
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| 184 | balloonhelp='*%s zoom' % zoom, |
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| 185 | statushelp='') |
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| 186 | |
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| 187 | ToolBarButton(self, self.toolbar,'1.0', 'zoomToMesh.gif', |
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| 188 | command=self.ResizeToFitWrapper, |
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| 189 | balloonhelp='Zooms to mesh size', |
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| 190 | statushelp='') |
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| 191 | zoom = '2' |
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| 192 | ToolBarButton(self, self.toolbar, zoom, 'zoom%s.gif' % |
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| 193 | zoom, command=self.selectZoom, |
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| 194 | balloonhelp='*%s zoom' % zoom, |
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| 195 | statushelp='') |
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| 196 | |
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| 197 | def createEdits(self): |
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| 198 | """ |
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| 199 | Add Edit buttons to the top of the GUI |
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| 200 | """ |
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| 201 | ToolBarButton(self, self.toolbar, 'sep', 'sep.gif', width=10, |
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| 202 | state='disabled') |
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| 203 | for key, func, balloon in [ |
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| 204 | ('addVertex', self.windowAddVertex, 'add Vertex'), |
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| 205 | ('edit', self.windowEdit, 'edit selected object'), |
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| 206 | ('default', self.windowDefault, 'set default value for selected mode'), |
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| 207 | ('joinVer', self.joinVerticesButton, 'add Segments to connect all vertices'), |
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[3437] | 208 | # ('autoSeg', self.auto_segmentButton, 'add Segments to form alpha shape'), |
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| 209 | ('autoSegGiveAlpha', self.auto_segmentGiveAlphaButton, 'add Segments to form alpha shape, specify alpha'), |
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[349] | 210 | ('meshGen', self.windowMeshGen, 'Generate Mesh')]: |
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| 211 | ToolBarButton(self, self.toolbar, key, '%s.gif' % key, |
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| 212 | command=func, balloonhelp=balloon, |
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| 213 | statushelp='' ) |
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| 214 | |
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[806] | 215 | |
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[829] | 216 | def createVisualiseIcons(self): |
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| 217 | """ |
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| 218 | Add Edit buttons to the top of the GUI |
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| 219 | """ |
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| 220 | ToolBarButton(self, self.toolbar, 'sep', 'sep.gif', width=10, |
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| 221 | state='disabled') |
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| 222 | for key, func, balloon in [ |
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[5097] | 223 | ('see', self.visualise, 'Visualise mesh triangles'), |
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| 224 | ('no_see', self.unvisualise, 'Do not visualise mesh triangles (for large meshes)')]: |
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[829] | 225 | ToolBarButton(self, self.toolbar, key, '%s.gif' %key, |
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| 226 | command=func, balloonhelp=balloon, |
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| 227 | statushelp='' ) |
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[806] | 228 | |
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| 229 | |
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| 230 | def clearSelection(self,parent): |
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| 231 | """ |
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| 232 | """ |
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[822] | 233 | self.canvas.delete(ALL) |
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[806] | 234 | self.selSet = self.mesh.clearSelection() |
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[822] | 235 | self.visualiseMesh(self.mesh) |
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[806] | 236 | |
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[829] | 237 | def visualise(self,parent): |
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[830] | 238 | self.canvas.delete(ALL) |
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[829] | 239 | self.Visualise = True |
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| 240 | self.visualiseMesh(self.mesh) |
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[806] | 241 | |
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[829] | 242 | def unvisualise(self,parent): |
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[830] | 243 | self.canvas.delete(ALL) |
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[829] | 244 | self.Visualise = False |
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[830] | 245 | self.visualiseMesh(self.mesh) |
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[829] | 246 | |
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[349] | 247 | def createMesh(self): |
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| 248 | """ |
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| 249 | Build the data structures for storing the mesh objects |
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| 250 | """ |
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| 251 | self.mesh = mesh.Mesh() |
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| 252 | |
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| 253 | self.Vertices = visualmesh.vPoints(mesh.Vertex) |
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| 254 | self.Segments = visualmesh.vSegments(mesh.Segment) |
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| 255 | self.Holes = visualmesh.vPoints(mesh.Hole) |
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| 256 | self.Regions = visualmesh.vRegions(mesh.Region) |
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| 257 | self.UserMesh = visualmesh.vMesh([self.Vertices,self.Segments,self.Holes,self.Regions]) |
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| 258 | |
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| 259 | |
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| 260 | def deleteMesh(self): |
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| 261 | """ |
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| 262 | Delete the data structures for storing the mesh objects |
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| 263 | """ |
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| 264 | self.mesh = None |
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| 265 | self.Vertices = None |
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| 266 | self.Segments = None |
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[2301] | 267 | |
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[1501] | 268 | def addCylinders(self): |
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[349] | 269 | """ |
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| 270 | Automatically add some verts and segs to the mesh.Used in Debugging |
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[2301] | 271 | |
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| 272 | center and radius |
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| 273 | |
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[349] | 274 | """ |
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[4830] | 275 | from anuga.coordinate_transforms.geo_reference import Geo_reference, \ |
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| 276 | DEFAULT_ZONE |
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[1501] | 277 | offset_x = 30 |
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| 278 | offset_y = 40 |
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[846] | 279 | |
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[1501] | 280 | x_origin = 10-offset_x |
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| 281 | y_origin = 20-offset_y |
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[846] | 282 | r = 10 |
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| 283 | pi = math.pi |
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| 284 | num_of_cuts = 100 |
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| 285 | cuts = [] |
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| 286 | factor = 2* math.pi/num_of_cuts |
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| 287 | for cut in range(num_of_cuts): |
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| 288 | cuts.append(cut*factor) |
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| 289 | |
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| 290 | for radius in cuts: |
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| 291 | x = x_origin + r * math.cos(radius) |
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| 292 | y = y_origin + r * math.sin(radius) |
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| 293 | v = self.drawVertex(x,y,None) |
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| 294 | if not radius == 0.0: # FIXME |
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| 295 | self.drawSegment(v,v_old) |
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| 296 | else: |
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| 297 | v_first = v |
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| 298 | v_old = v |
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| 299 | self.drawSegment(v,v_first) |
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| 300 | region = self.drawRegion(x_origin, y_origin, 0) |
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| 301 | region.setTag("setheight5") |
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| 302 | |
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[1217] | 303 | |
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[1501] | 304 | x_origin = 30-offset_x |
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| 305 | y_origin = 30-offset_y |
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[846] | 306 | r = 5 |
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| 307 | pi = math.pi |
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| 308 | num_of_cuts = 100 |
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| 309 | cuts = [] |
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| 310 | factor = 2* math.pi/num_of_cuts |
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| 311 | for cut in range(num_of_cuts): |
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| 312 | cuts.append(cut*factor) |
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| 313 | |
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| 314 | for radius in cuts: |
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| 315 | x = x_origin + r * math.cos(radius) |
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| 316 | y = y_origin + r * math.sin(radius) |
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| 317 | v = self.drawVertex(x,y,None) |
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| 318 | if not radius == 0.0: # FIXME |
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| 319 | self.drawSegment(v,v_old) |
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| 320 | else: |
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| 321 | v_first = v |
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| 322 | v_old = v |
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| 323 | self.drawSegment(v,v_first) |
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| 324 | region = self.drawRegion(x_origin, y_origin, 0) |
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| 325 | region.setTag("setheight10") |
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[1625] | 326 | self.mesh.geo_reference = Geo_reference(zone=DEFAULT_ZONE, |
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| 327 | xllcorner=offset_x, |
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| 328 | yllcorner=offset_y) |
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[846] | 329 | |
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[349] | 330 | #Since the new vertex may be off screen |
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| 331 | self.scrolledcanvas.resizescrollregion() |
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[846] | 332 | |
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[349] | 333 | def selectFunc(self, tag): |
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| 334 | """ |
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| 335 | Change the current mode class |
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| 336 | When changing from one mode to another |
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| 337 | """ |
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| 338 | self.mouseDownCurFunc = self.mouseDownFunc[tag] |
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| 339 | self.curModeClass = self.modeClass[tag] |
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| 340 | self.clearSelections() |
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| 341 | self.canvas.config(cursor='arrow') |
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| 342 | # I can make it arrow, but it will change back to pointer, after |
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| 343 | # adding an object |
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| 344 | # if self.curFunc == self.func['pointer']: |
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| 345 | # self.canvas.config(cursor='arrow') |
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| 346 | # else: |
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| 347 | # self.canvas.config(cursor='crosshair') |
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| 348 | |
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| 349 | def clearSelections(self): |
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| 350 | """ |
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| 351 | deselect objects that have been selected |
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| 352 | """ |
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| 353 | if self.selMeshObject: |
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| 354 | self.deselectMeshObject(self.selMeshObject, self.selMeshTag) |
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| 355 | if self.selVertex: |
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| 356 | self.deselectVertex(self.selVertex, self.selVertexTag) |
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| 357 | |
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| 358 | |
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| 359 | def selectZoom(self, tag): |
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| 360 | """ |
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| 361 | Zoom in or out of the current mesh view |
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| 362 | """ |
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| 363 | fraction = string.atof(tag) |
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| 364 | self.SCALE *= fraction |
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| 365 | self.scrolledcanvas.scale(ALL, 0, 0, fraction, fraction) |
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| 366 | |
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| 367 | # Redraw all of the vertices, holes and regions, |
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| 368 | #so the squares representing vertices |
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| 369 | # don't get bigger |
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| 370 | vertices = self.mesh.getUserVertices() |
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| 371 | holes = self.mesh.getHoles() |
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| 372 | regions = self.mesh.getRegions() |
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| 373 | MeshObjects = vertices + holes + regions |
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[825] | 374 | |
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| 375 | # make a list of tags to delete |
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| 376 | guiIDs = [getattr(MeshObjects[i],'guiID') for i in xrange(len(MeshObjects))] |
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| 377 | apply(self.canvas.delete, guiIDs) |
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[349] | 378 | for obj in MeshObjects: |
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| 379 | if self.selVertex == obj: |
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| 380 | obj.draw(self.canvas,obj.guiID, scale =self.SCALE ,colour= VERT_SELECT_ADDING_SEG_COLOR) |
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| 381 | elif self.selMeshObject == obj: |
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| 382 | obj.draw(self.canvas,obj.guiID, scale =self.SCALE ,colour= SELECT_COLOR) |
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| 383 | else: |
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| 384 | obj.draw(self.canvas,obj.guiID, scale =self.SCALE ) |
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| 385 | top, bottom = self.scrolledcanvas.xview() |
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| 386 | xcenter = (top + bottom)/2 |
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| 387 | xdiff = xcenter - top |
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| 388 | xcnew = xcenter - xdiff/fraction |
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| 389 | |
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| 390 | top, bottom = self.scrolledcanvas.yview() |
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| 391 | ycenter = (top + bottom)/2 |
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| 392 | ydiff = ycenter - top |
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| 393 | ycnew = ycenter - ydiff/fraction |
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| 394 | |
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| 395 | self.scrolledcanvas.resizescrollregion() |
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| 396 | # update so the moveto calls will work... |
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| 397 | self.scrolledcanvas.update() |
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| 398 | # but calling update now does make things jerky |
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| 399 | self.canvas.xview_moveto(xcnew) |
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| 400 | self.canvas.yview_moveto(ycnew) |
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| 401 | |
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| 402 | |
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| 403 | def windowAddVertex (self, parent): |
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| 404 | """ |
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| 405 | add a vertex using a window and entering x y values. |
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| 406 | |
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| 407 | the parent attribute isn't used by this function. |
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| 408 | need to userstand toolbarbutton.py to know how to |
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| 409 | get rid of it. |
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| 410 | """ |
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| 411 | |
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| 412 | dialog = AddVertexDialog(self.canvas) |
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| 413 | if dialog.xyValuesOk: |
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| 414 | print dialog.x |
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| 415 | print dialog.y |
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| 416 | self.drawVertex(dialog.x*self.SCALE,dialog.y*self.SCALE,None) |
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| 417 | #Since the new vertex may be off screen |
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| 418 | self.ResizeToFit() |
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[953] | 419 | else: |
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| 420 | print "bad values" |
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[349] | 421 | |
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| 422 | def windowDefault (self, parent): |
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| 423 | """ |
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| 424 | |
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| 425 | the parent attribute isn't used by this function. |
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| 426 | need to userstand toolbarbutton.py to know how to |
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| 427 | get rid of it. |
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| 428 | """ |
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| 429 | # self.UserMesh is a vMesh instance |
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| 430 | self.UserMesh.defaultWindow(self.canvas, self.curModeClass) |
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| 431 | |
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| 432 | def windowEdit (self, parent): |
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| 433 | """ |
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| 434 | |
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| 435 | the parent attribute isn't used by this function. |
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| 436 | need to userstand toolbarbutton.py to know how to |
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| 437 | get rid of it. |
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| 438 | """ |
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| 439 | if self.selMeshObject: |
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| 440 | self.UserMeshChanged = self.UserMesh.editWindow(self.canvas, |
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| 441 | self.selMeshObject, |
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| 442 | self.UserMeshChanged) |
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| 443 | |
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[3437] | 444 | def auto_segmentButton (self, parent): |
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| 445 | self.auto_segment() |
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[702] | 446 | |
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[349] | 447 | |
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[3437] | 448 | def auto_segmentGiveAlphaButton (self, parent): |
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| 449 | dialog = auto_segmentDialog(self.canvas, self.meshLastAlpha) |
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[958] | 450 | if dialog.use_optimum.get() == SET_ALPHA: |
---|
[702] | 451 | if dialog.alphaValueOk: |
---|
[3437] | 452 | self.auto_segment(alpha = dialog.alpha, |
---|
[988] | 453 | raw_boundary=dialog.raw_boundary.get(), |
---|
| 454 | remove_holes=dialog.remove_holes.get(), |
---|
| 455 | smooth_indents=dialog.smooth_indents.get(), |
---|
| 456 | expand_pinch=dialog.expand_pinch.get()) |
---|
[702] | 457 | else: |
---|
| 458 | showerror('pMesh', |
---|
| 459 | 'Bad alpha value.') |
---|
| 460 | else: |
---|
[3437] | 461 | self.auto_segment(raw_boundary=dialog.raw_boundary.get(), |
---|
[988] | 462 | remove_holes=dialog.remove_holes.get(), |
---|
| 463 | smooth_indents=dialog.smooth_indents.get(), |
---|
| 464 | expand_pinch=dialog.expand_pinch.get()) |
---|
[958] | 465 | |
---|
[702] | 466 | |
---|
[3437] | 467 | def auto_segment (self, alpha = None, |
---|
[988] | 468 | raw_boundary=True, |
---|
| 469 | remove_holes=False, |
---|
| 470 | smooth_indents=False, |
---|
| 471 | expand_pinch=False ): |
---|
[349] | 472 | """ |
---|
| 473 | add Segments to bound all vertices |
---|
| 474 | |
---|
| 475 | """ |
---|
| 476 | if len(self.mesh.getUserVertices()) >= 3: |
---|
[1477] | 477 | try: |
---|
| 478 | newsegs, ObjectsToVisuallyDelete, self.meshLastAlpha = \ |
---|
[3437] | 479 | self.mesh.auto_segment(alpha=alpha, |
---|
[1107] | 480 | remove_holes=remove_holes, |
---|
| 481 | smooth_indents=smooth_indents, |
---|
| 482 | expand_pinch=expand_pinch) |
---|
[1477] | 483 | except AlphaError: |
---|
| 484 | showerror('pMesh', |
---|
[3437] | 485 | 'Unable to auto_segment.') |
---|
[1477] | 486 | else: |
---|
| 487 | |
---|
| 488 | for drawOb in ObjectsToVisuallyDelete: |
---|
[702] | 489 | self.UserMesh.unvisualise(drawOb, self.canvas) |
---|
| 490 | |
---|
[1477] | 491 | for segment in newsegs: |
---|
| 492 | self.serial +=1 |
---|
| 493 | self.uniqueID = 'M*%d' % self.serial |
---|
| 494 | self.Segments.visualise(segment, |
---|
| 495 | self.uniqueID, |
---|
| 496 | self.canvas, |
---|
| 497 | self.SCALE) |
---|
[702] | 498 | |
---|
[349] | 499 | else: |
---|
| 500 | showerror('pMesh', |
---|
[3437] | 501 | 'Three or more vetices are needed to be able to auto_segment.') |
---|
[349] | 502 | |
---|
| 503 | |
---|
[3437] | 504 | def auto_segmentFilter (self): |
---|
| 505 | dialog = auto_segmentFilterDialog(self.canvas) |
---|
[1107] | 506 | newsegs, ObjectsToVisuallyDelete, self.meshLastAlpha = \ |
---|
[3437] | 507 | self.mesh.auto_segmentFilter(raw_boundary=dialog.raw_boundary.get(), |
---|
[1107] | 508 | remove_holes=dialog.remove_holes.get(), |
---|
| 509 | smooth_indents=dialog.smooth_indents.get(), |
---|
| 510 | expand_pinch=dialog.expand_pinch.get()) |
---|
| 511 | #print "newsegs",newsegs |
---|
| 512 | #print "ObjectsToVisuallyDelete",ObjectsToVisuallyDelete |
---|
| 513 | |
---|
| 514 | for drawOb in ObjectsToVisuallyDelete: |
---|
| 515 | self.UserMesh.unvisualise(drawOb, self.canvas) |
---|
| 516 | |
---|
| 517 | for segment in newsegs: |
---|
| 518 | self.serial +=1 |
---|
| 519 | self.uniqueID = 'M*%d' % self.serial |
---|
| 520 | self.Segments.visualise(segment, |
---|
| 521 | self.uniqueID, |
---|
| 522 | self.canvas, |
---|
| 523 | self.SCALE) |
---|
[988] | 524 | |
---|
[349] | 525 | def joinVerticesButton (self, parent): |
---|
| 526 | self.joinVertices() |
---|
| 527 | |
---|
| 528 | def joinVertices (self): |
---|
| 529 | """ |
---|
| 530 | add Segments to connect all vertices |
---|
| 531 | |
---|
| 532 | the parent attribute isn't used by this function. |
---|
| 533 | need to userstand toolbarbutton.py to know how to |
---|
| 534 | get rid of it. |
---|
| 535 | """ |
---|
| 536 | if len(self.mesh.getUserVertices()) >= 3: |
---|
| 537 | newsegs = self.mesh.joinVertices() |
---|
| 538 | for segment in newsegs: |
---|
| 539 | self.serial +=1 |
---|
| 540 | self.uniqueID = 'M*%d' % self.serial |
---|
| 541 | self.Segments.visualise(segment, |
---|
| 542 | self.uniqueID, |
---|
| 543 | self.canvas, |
---|
| 544 | self.SCALE) |
---|
| 545 | else: |
---|
| 546 | showerror('pMesh', |
---|
| 547 | 'Three or more vetices are needed to be able to join vertices.') |
---|
| 548 | |
---|
| 549 | def windowMeshGen (self, parent): |
---|
| 550 | """ |
---|
| 551 | The parent attribute isn't used by this function. |
---|
| 552 | need to understand toolbarbutton.py to know how to |
---|
| 553 | get rid of it. |
---|
| 554 | """ |
---|
| 555 | # Put exceptions round things. |
---|
| 556 | #catch failure in self.mesh.generateMesh |
---|
| 557 | dialog = MeshGenDialog(self.canvas, |
---|
| 558 | self.MeshMinAngle, |
---|
| 559 | self.MeshMaxArea, |
---|
| 560 | self.MeshnumTriangles, |
---|
| 561 | self.MeshMaxAreaLast) |
---|
| 562 | |
---|
| 563 | if dialog.ValuesOk: |
---|
| 564 | print dialog.minAngle |
---|
| 565 | print dialog.maxArea |
---|
| 566 | |
---|
| 567 | self.clearSelections() |
---|
| 568 | self.canvas.delete(ALL) |
---|
| 569 | if dialog.goodMaxArea == True: |
---|
| 570 | self.MeshMinAngle = dialog.minAngle |
---|
| 571 | self.MeshMaxArea = dialog.maxArea |
---|
| 572 | self.MeshMaxAreaLast = True |
---|
| 573 | |
---|
| 574 | self.mesh = self.MeshGenAreaAngle (dialog.minAngle, |
---|
| 575 | dialog.maxArea, |
---|
| 576 | self.mesh) |
---|
| 577 | elif dialog.goodNumTriangles == True: |
---|
| 578 | self.MeshMinAngle = dialog.minAngle |
---|
| 579 | self.MeshnumTriangles = dialog.numTriangles |
---|
| 580 | self.MeshMaxAreaLast = False |
---|
| 581 | |
---|
| 582 | self.mesh = self.MeshGenAreaNumTriangles (dialog.minAngle, |
---|
| 583 | dialog.numTriangles, |
---|
| 584 | self.mesh) |
---|
| 585 | else: |
---|
| 586 | pass |
---|
| 587 | print "userMeshChanged = False" |
---|
| 588 | self.UserMeshChanged = False |
---|
| 589 | self.visualiseMesh(self.mesh) |
---|
| 590 | print "Mesh Generation finished" |
---|
| 591 | |
---|
| 592 | def MeshGenAreaAngle (self, minAngle, maxArea, mesh): |
---|
| 593 | """ |
---|
| 594 | Generate a mesh, given a minAngle and max area |
---|
| 595 | """ |
---|
| 596 | tempMesh = mesh |
---|
| 597 | try: |
---|
| 598 | tempMesh.generateMesh(mode = "pzq"+str(minAngle) |
---|
| 599 | +"a"+str(maxArea) |
---|
| 600 | +"a") #So areas for regions will be used |
---|
| 601 | except AttributeError : # can't catch PyEval_RestoreThread |
---|
| 602 | # This doesn't catch tempMesh.generateMesh failing |
---|
| 603 | tempMesh = mesh |
---|
| 604 | return tempMesh |
---|
| 605 | |
---|
| 606 | |
---|
| 607 | def MeshGenAreaNumTriangles (self, minAngle, numTriangles, mesh): |
---|
| 608 | """ |
---|
| 609 | Generate a mesh, given a minAngle and rough # of triangles |
---|
| 610 | """ |
---|
| 611 | #get big triangles |
---|
| 612 | #calc area |
---|
| 613 | #calc max triangle area |
---|
| 614 | # |
---|
| 615 | tempMesh = mesh |
---|
| 616 | try: |
---|
| 617 | tempMesh.generateMesh("pzq1") |
---|
| 618 | except AttributeError : # can't catch PyEval_RestoreThread |
---|
| 619 | # This doesn't catch tempMesh.generateMesh failing |
---|
| 620 | pass |
---|
| 621 | meshArea = 0 |
---|
[4905] | 622 | #print "tempMesh.getTriangulation()", tempMesh.getTriangulation() |
---|
| 623 | meshArea = tempMesh.tri_mesh.calc_mesh_area() |
---|
[349] | 624 | maxArea = meshArea/numTriangles |
---|
| 625 | |
---|
| 626 | |
---|
| 627 | return self.MeshGenAreaAngle (minAngle, |
---|
| 628 | maxArea, |
---|
| 629 | self.mesh) |
---|
| 630 | |
---|
| 631 | def mouseDown(self, event): |
---|
| 632 | """ |
---|
| 633 | On a mouse down event, depending on the current state, |
---|
| 634 | either add a vertex or a seg etc |
---|
| 635 | """ |
---|
| 636 | self.curObject = None |
---|
| 637 | self.lastx = self.startx = self.canvas.canvasx(event.x) |
---|
| 638 | #The screen canvas has y 'flipped'. -1* unflips it |
---|
| 639 | self.lasty = self.starty = -1*self.canvas.canvasy(event.y) |
---|
| 640 | print "----------------------" |
---|
| 641 | self.mouseDownCurFunc( self.lastx, |
---|
| 642 | self.lasty,event) #!!! remove the event? |
---|
| 643 | # do last |
---|
| 644 | |
---|
| 645 | def rightMouseUp(self, event): |
---|
| 646 | """ |
---|
| 647 | On a right mouse button up event select the nearest object. |
---|
| 648 | """ |
---|
| 649 | found=False |
---|
| 650 | if event.widget.find_withtag(CURRENT): # if there's a widget with a tag |
---|
| 651 | [tag,string] = self.canvas.gettags(CURRENT) # get a list of them |
---|
| 652 | print "tag",tag #tags ('M*1008', 'current') |
---|
| 653 | if tag[:2] == 'M*': #!!! this can be removed when there are |
---|
| 654 | # only mesh objects on screen |
---|
| 655 | #key, value = string.split(tag, '*') |
---|
| 656 | objectID = tag |
---|
| 657 | print "Found!! objectID:", objectID |
---|
| 658 | |
---|
| 659 | meshObjects = self.getAllUserMeshObjects() |
---|
| 660 | # It may be a triangle, which is ignored |
---|
| 661 | if meshObjects.hasKey(objectID): |
---|
| 662 | selMeshObject = meshObjects.getMeshObject(objectID) |
---|
| 663 | found = True |
---|
| 664 | print "Found! selMeshObject", selMeshObject |
---|
| 665 | #Only select one object at a time |
---|
| 666 | if self.selMeshObject: |
---|
| 667 | self.deselectMeshObject(self.selMeshObject, self.selMeshTag) |
---|
| 668 | self.selectMeshObject(selMeshObject,objectID) |
---|
| 669 | |
---|
| 670 | def getAllUserMeshObjects(self): |
---|
| 671 | return self.UserMesh |
---|
| 672 | |
---|
| 673 | def DeleteSelectedMeshObject(self, event): |
---|
| 674 | """ |
---|
| 675 | if an object is selected, delete it. |
---|
| 676 | """ |
---|
| 677 | if self.selMeshObject: |
---|
| 678 | #an object is selected |
---|
| 679 | #first deselect the vertex, for selecting a segment |
---|
| 680 | if self.selVertex: |
---|
| 681 | self.deselectVertex(self.selVertex, self.selVertexTag) |
---|
| 682 | ObjectsToVisuallyDelete = self.mesh.deleteMeshObject (self.selMeshObject) |
---|
| 683 | for drawOb in ObjectsToVisuallyDelete: |
---|
| 684 | self.UserMesh.unvisualise(drawOb, self.canvas) |
---|
| 685 | |
---|
| 686 | self.selMeshObject = None |
---|
| 687 | self.selMeshTag = None |
---|
| 688 | |
---|
| 689 | def selectMeshObject(self, meshObject, objectID): |
---|
| 690 | """ |
---|
| 691 | selected a mesh object. |
---|
| 692 | """ |
---|
| 693 | self.canvas.delete(objectID) |
---|
| 694 | self.selMeshObject = meshObject |
---|
| 695 | self.selMeshTag = objectID |
---|
| 696 | meshObject.draw(self.canvas,objectID, scale =self.SCALE ,colour = SELECT_COLOR) |
---|
| 697 | |
---|
| 698 | def deselectMeshObject(self, meshObject, objectID): |
---|
| 699 | """ |
---|
| 700 | deselected a mesh object. |
---|
| 701 | """ |
---|
| 702 | self.canvas.delete(objectID) |
---|
| 703 | self.selMeshObject = None |
---|
| 704 | self.selMeshTag = None |
---|
| 705 | if isinstance(meshObject, mesh.Segment): |
---|
| 706 | meshObject.draw(self.canvas,objectID, |
---|
| 707 | scale =self.SCALE ,colour = SEG_COLOUR) |
---|
| 708 | else: |
---|
| 709 | meshObject.draw(self.canvas,objectID, |
---|
| 710 | scale =self.SCALE ) |
---|
| 711 | |
---|
| 712 | def drag(self,x,y,event): |
---|
| 713 | """ |
---|
| 714 | Hack function. called when in select and left mouse goes down |
---|
| 715 | """ |
---|
| 716 | pass |
---|
| 717 | |
---|
[1033] | 718 | |
---|
| 719 | def drawEastingNorthingVertex(self,x,y,event): |
---|
| 720 | """ |
---|
| 721 | draw a vertex object, plus add it to the mesh data structure |
---|
| 722 | |
---|
| 723 | event isn't used |
---|
| 724 | """ |
---|
| 725 | self.serial +=1 |
---|
| 726 | self.uniqueID = 'M*%d' % self.serial |
---|
| 727 | #x_scaled = self.SCALE*x |
---|
| 728 | #y_scaled = -1*self.SCALE*y |
---|
| 729 | #print "x y:", x,y |
---|
| 730 | vert = self.Vertices.draw(x-self.mesh.geo_reference.get_xllcorner, |
---|
| 731 | y-self.mesh.geo_reference.get_yllcorner, |
---|
| 732 | self.mesh, |
---|
| 733 | self.uniqueID, |
---|
| 734 | self.SCALE, |
---|
| 735 | self.canvas, |
---|
| 736 | event) #FIXME why is event passed on. |
---|
| 737 | self.UserMeshChanged = True |
---|
| 738 | return vert |
---|
| 739 | |
---|
[349] | 740 | def drawVertex(self,x,y,event): |
---|
| 741 | """ |
---|
| 742 | draw a vertex object, plus add it to the mesh data structure |
---|
| 743 | |
---|
| 744 | event isn't used |
---|
| 745 | """ |
---|
| 746 | self.serial +=1 |
---|
| 747 | self.uniqueID = 'M*%d' % self.serial |
---|
[915] | 748 | #x_scaled = self.SCALE*x |
---|
| 749 | #y_scaled = -1*self.SCALE*y |
---|
| 750 | #print "x y:", x,y |
---|
[349] | 751 | vert = self.Vertices.draw(x,y,self.mesh,self.uniqueID,self.SCALE,self.canvas,event) |
---|
| 752 | self.UserMeshChanged = True |
---|
| 753 | return vert |
---|
| 754 | |
---|
| 755 | def drawHole(self,x,y,event): |
---|
| 756 | """ |
---|
| 757 | draw a hole object, plus add it to the mesh data structure |
---|
| 758 | |
---|
| 759 | event isn't used |
---|
| 760 | """ |
---|
| 761 | self.serial +=1 |
---|
| 762 | self.uniqueID = 'M*%d' % self.serial |
---|
| 763 | self.userMeshChanged = True |
---|
| 764 | hole = self.Holes.draw(x,y,self.mesh,self.uniqueID,self.SCALE,self.canvas,event) |
---|
| 765 | return hole |
---|
| 766 | |
---|
| 767 | def drawRegion(self,x,y,event): |
---|
| 768 | """ |
---|
| 769 | draw a region object, plus add it to the mesh data structure |
---|
| 770 | |
---|
| 771 | event isn't used |
---|
| 772 | """ |
---|
| 773 | self.serial +=1 |
---|
| 774 | self.uniqueID = 'M*%d' % self.serial |
---|
| 775 | region = self.Regions.draw(x,y,self.mesh,self.uniqueID,self.SCALE,self.canvas,event) |
---|
| 776 | return region |
---|
| 777 | |
---|
| 778 | def selectSegmentPoint(self,x,y, event): |
---|
| 779 | """ |
---|
| 780 | logic when selecting a vertex object to add a segment |
---|
| 781 | """ |
---|
| 782 | found=False |
---|
| 783 | if event.widget.find_withtag(CURRENT): # if there's a widget with a tag |
---|
| 784 | [tag,string] = self.canvas.gettags(CURRENT) # get a list of them |
---|
| 785 | print "tag",tag #tags ('M*1008', 'current') |
---|
[410] | 786 | objectID = tag |
---|
| 787 | #print "Found!! objectID:", objectID |
---|
| 788 | if self.Vertices.hasKey(objectID): #isinstance(self.meshObjects[objectID],mesh.Vertex): |
---|
| 789 | vertex = self.Vertices.getMeshObject(objectID) |
---|
| 790 | found = True |
---|
| 791 | print "Found! vertex", vertex |
---|
[349] | 792 | |
---|
[410] | 793 | if found and self.selVertex == vertex: |
---|
| 794 | print "The selected vertex has already been selected" |
---|
| 795 | #The selected vertex has already been selected |
---|
| 796 | # therefore deselect it |
---|
| 797 | self.deselectVertex(self.selVertex, self.selVertexTag) |
---|
| 798 | found = False |
---|
[349] | 799 | |
---|
[410] | 800 | if found: |
---|
| 801 | #A vertex has been selected! |
---|
| 802 | if self.selVertex: |
---|
| 803 | if self.mesh.isUserSegmentNew(self.selVertex,vertex): |
---|
| 804 | #vertex is the 2nd vertex |
---|
| 805 | self.drawSegment(vertex,self.selVertex) |
---|
| 806 | self.deselectVertex(self.selVertex, self.selVertexTag) |
---|
[349] | 807 | self.selectVertex(vertex,objectID) |
---|
[410] | 808 | else: |
---|
| 809 | print "vertex is the 1st vertex" |
---|
| 810 | #vertex is the 1st vertex |
---|
| 811 | self.selectVertex(vertex,objectID) |
---|
[349] | 812 | else: |
---|
| 813 | print " There are no widgets. This happen's too much" |
---|
| 814 | |
---|
| 815 | |
---|
| 816 | def selectVertex(self, vertex,objectID): |
---|
| 817 | """ |
---|
| 818 | select a vertex object when adding a segment |
---|
| 819 | """ |
---|
| 820 | self.canvas.delete(objectID) |
---|
| 821 | self.selVertex = vertex |
---|
| 822 | self.selVertexTag = objectID |
---|
| 823 | vertex.draw(self.canvas,objectID, scale =self.SCALE ,colour = VERT_SELECT_ADDING_SEG_COLOR) |
---|
| 824 | |
---|
| 825 | def deselectVertex(self, vertex,objectID): |
---|
| 826 | """ |
---|
| 827 | deselect a vertex object when adding a segment |
---|
| 828 | """ |
---|
| 829 | self.canvas.delete(objectID) |
---|
| 830 | self.selVertex = None |
---|
| 831 | self.selVertexTag = None |
---|
| 832 | vertex.draw(self.canvas,objectID, scale =self.SCALE ) |
---|
| 833 | |
---|
| 834 | def drawSegment(self,v1,v2): |
---|
| 835 | """ |
---|
| 836 | Create a seg object, draw it and add it to the mesh data structure |
---|
| 837 | """ |
---|
| 838 | self.serial +=1 |
---|
| 839 | self.uniqueID = 'M*%d' % self.serial |
---|
| 840 | self.userMeshChanged = True |
---|
| 841 | seg = self.Segments.draw(v1,v2,self.mesh,self.uniqueID,self.SCALE,self.canvas,None) |
---|
| 842 | return seg |
---|
[1021] | 843 | def printGeoReference(self): |
---|
| 844 | try: |
---|
| 845 | print "geo reference", self.mesh.geo_reference |
---|
| 846 | except: |
---|
| 847 | print "no geo reference" |
---|
| 848 | |
---|
[349] | 849 | def visualiseMesh(self,mesh): |
---|
| 850 | """ |
---|
| 851 | visualise vertices, segments, triangulation, holes |
---|
| 852 | """ |
---|
[829] | 853 | if self.Visualise: |
---|
[4901] | 854 | mesh.tri_mesh.draw_triangulation(self.canvas, |
---|
| 855 | scale = self.SCALE) |
---|
[822] | 856 | |
---|
[349] | 857 | for segment in mesh.getUserSegments(): |
---|
| 858 | self.serial +=1 |
---|
| 859 | self.uniqueID = 'M*%d' % self.serial |
---|
| 860 | self.Segments.visualise(segment, |
---|
| 861 | self.uniqueID, |
---|
| 862 | self.canvas, |
---|
| 863 | self.SCALE) |
---|
| 864 | for vertex in mesh.getUserVertices(): |
---|
| 865 | self.serial +=1 |
---|
| 866 | self.uniqueID = 'M*%d' % self.serial |
---|
| 867 | self.Vertices.visualise(vertex, |
---|
| 868 | self.uniqueID, |
---|
| 869 | self.canvas, |
---|
| 870 | self.SCALE) |
---|
| 871 | |
---|
| 872 | for hole in mesh.getHoles(): |
---|
| 873 | self.serial +=1 |
---|
| 874 | self.uniqueID = 'M*%d' % self.serial |
---|
| 875 | self.Holes.visualise(hole, |
---|
| 876 | self.uniqueID, |
---|
| 877 | self.canvas, |
---|
| 878 | self.SCALE) |
---|
| 879 | for region in mesh.getRegions(): |
---|
| 880 | self.serial +=1 |
---|
| 881 | self.uniqueID = 'M*%d' % self.serial |
---|
| 882 | self.Regions.visualise(region, |
---|
| 883 | self.uniqueID, |
---|
| 884 | self.canvas, |
---|
| 885 | self.SCALE) |
---|
[4902] | 886 | def obsolete_normalise4ObjMesh(self): |
---|
[349] | 887 | if self.mesh: |
---|
| 888 | self.clearSelections() |
---|
| 889 | self.canvas.delete(ALL) |
---|
| 890 | self.mesh.normaliseMesh(400,-200,20) |
---|
| 891 | self.visualiseMesh(self.mesh) |
---|
| 892 | self.ResizeToFit() |
---|
| 893 | self.ResizeToFit() |
---|
| 894 | |
---|
[4902] | 895 | def obsolete_nnormaliseMesh(self): |
---|
[349] | 896 | if self.mesh: |
---|
| 897 | self.clearSelections() |
---|
| 898 | self.canvas.delete(ALL) |
---|
| 899 | self.mesh.normaliseMesh(1,0,1) |
---|
| 900 | self.visualiseMesh(self.mesh) |
---|
| 901 | self.ResizeToFit() |
---|
| 902 | self.ResizeToFit() |
---|
| 903 | |
---|
| 904 | |
---|
| 905 | def clearMesh(self): |
---|
| 906 | """Clear the current mesh object, and the canvas """ |
---|
| 907 | |
---|
| 908 | self.clearSelections() |
---|
| 909 | self.canvas.delete(ALL) |
---|
| 910 | self.deleteMesh() |
---|
| 911 | self.initData() |
---|
| 912 | self.createMesh() |
---|
| 913 | |
---|
| 914 | def exportObj(self): |
---|
| 915 | fileType = "obj" |
---|
| 916 | fileTypeDesc = "obj mesh" |
---|
| 917 | |
---|
[4830] | 918 | ofile = tkFileDialog.asksaveasfilename(filetypes=[(fileTypeDesc, |
---|
| 919 | fileType), |
---|
| 920 | ("All Files", "*")]) |
---|
[349] | 921 | if ofile: |
---|
| 922 | addOn = "." + fileType |
---|
| 923 | jumpback = - len(addOn) |
---|
| 924 | if ofile[jumpback:] != addOn: |
---|
| 925 | ofile = ofile + addOn |
---|
| 926 | try: |
---|
| 927 | self.mesh.exportASCIIobj(ofile) |
---|
| 928 | except IOError: |
---|
| 929 | showerror('Export ASCII file', |
---|
| 930 | 'Can not write to file.') |
---|
| 931 | except RuntimeError: |
---|
| 932 | showerror('Export ASCII file', |
---|
| 933 | 'No triangulation to export.') |
---|
| 934 | |
---|
| 935 | |
---|
[404] | 936 | |
---|
| 937 | def ImportUngenerate(self): |
---|
| 938 | ofile = tkFileDialog.askopenfilename(initialdir=self.currentPath, |
---|
[4830] | 939 | filetypes=[ ("ungenerated polygon information", "txt"), |
---|
[404] | 940 | ("All Files", "*")]) |
---|
| 941 | if ofile == "": |
---|
| 942 | # The user cancelled the loading action |
---|
| 943 | return |
---|
| 944 | |
---|
| 945 | try: |
---|
| 946 | self.clearSelections() |
---|
| 947 | self.canvas.delete(ALL) |
---|
| 948 | dict = mesh.importUngenerateFile(ofile) |
---|
| 949 | self.mesh.addVertsSegs(dict) |
---|
| 950 | |
---|
| 951 | except SyntaxError: |
---|
[4663] | 952 | # This is assuming that the SyntaxError is thrown in |
---|
| 953 | # importUngenerateFile |
---|
[404] | 954 | showerror('File error', |
---|
| 955 | ofile + ' is not in the correct format.') |
---|
| 956 | except IOError: |
---|
| 957 | #!!! this error type can not be thrown? |
---|
| 958 | showerror('File error', |
---|
| 959 | 'file ' + ofile + ' could not be found.') |
---|
| 960 | except RuntimeError: |
---|
| 961 | showerror('File error', |
---|
| 962 | 'file ' + ofile + ' has an unknown file type.') |
---|
| 963 | |
---|
| 964 | self.visualiseMesh(self.mesh) |
---|
[409] | 965 | self.ResizeToFit() |
---|
[404] | 966 | |
---|
[349] | 967 | def exportASCIIsegmentoutlinefile(self): |
---|
| 968 | |
---|
[922] | 969 | ofile = tkFileDialog.asksaveasfilename(initialdir=self.currentPath, |
---|
[1401] | 970 | filetypes=[("mesh", "*.tsh *.msh"), |
---|
| 971 | ("All Files", "*")]) |
---|
| 972 | |
---|
[349] | 973 | if ofile: |
---|
[1401] | 974 | # .tsh is the default file format |
---|
| 975 | if (ofile[-4:] == ".tsh" or ofile[-4:] == ".msh"): |
---|
| 976 | self.currentFilePathName = ofile |
---|
| 977 | else: |
---|
| 978 | self.currentFilePathName = ofile + ".tsh" |
---|
| 979 | |
---|
[349] | 980 | try: |
---|
| 981 | self.mesh.exportASCIIsegmentoutlinefile(ofile) |
---|
[1401] | 982 | except IOError: #FIXME should this function be throwing any errors? |
---|
[349] | 983 | showerror('Export ASCII file', |
---|
| 984 | 'Can not write to file.') |
---|
| 985 | |
---|
[1401] | 986 | def exportPointsFile(self): |
---|
[922] | 987 | ofile = tkFileDialog.asksaveasfilename(initialdir=self.currentPath, |
---|
[1401] | 988 | filetypes=[("point files", |
---|
[4663] | 989 | "*.csv *.txt *.pts"), |
---|
[349] | 990 | ("All Files", "*")]) |
---|
| 991 | if ofile: |
---|
[4663] | 992 | # .csv is the default file format |
---|
| 993 | if (ofile[-4:] == ".csv" or ofile[-4:] == ".pts"): |
---|
[1401] | 994 | self.currentFilePathName = ofile |
---|
| 995 | else: |
---|
[4663] | 996 | self.currentFilePathName = ofile + ".csv" |
---|
[349] | 997 | |
---|
[996] | 998 | try: |
---|
[1401] | 999 | self.mesh.exportPointsFile(ofile) |
---|
[996] | 1000 | except IOError: |
---|
| 1001 | showerror('Export ASCII file', |
---|
| 1002 | 'Can not write to file.') |
---|
[349] | 1003 | |
---|
| 1004 | def importFile(self): |
---|
| 1005 | """ |
---|
| 1006 | import mesh data from a variety of formats (currently 2!) |
---|
| 1007 | """ |
---|
| 1008 | print "self.currentPath",self.currentPath |
---|
| 1009 | ofile = tkFileDialog.askopenfilename(initialdir=self.currentPath, |
---|
[4830] | 1010 | filetypes=[ ("text Mesh", |
---|
| 1011 | "*.tsh *.msh"), |
---|
| 1012 | ("points", |
---|
| 1013 | "*.csv *.txt *.pts"), |
---|
| 1014 | ("All Files", "*")]) |
---|
[349] | 1015 | if ofile == "": |
---|
| 1016 | # The user cancelled the loading action |
---|
| 1017 | return |
---|
| 1018 | |
---|
| 1019 | try: |
---|
| 1020 | newmesh = mesh.importMeshFromFile(ofile) |
---|
| 1021 | self.currentPath, dummy = os.path.split(ofile) |
---|
[654] | 1022 | #print "be good self.currentPath",self.currentPath |
---|
[349] | 1023 | self.currentFilePathName = ofile |
---|
| 1024 | self.clearMesh() |
---|
| 1025 | self.mesh = newmesh |
---|
[838] | 1026 | |
---|
| 1027 | #FIXME - to speed things up, don't visualise the mesh |
---|
| 1028 | # use ResizeToFitWrapper |
---|
[349] | 1029 | self.visualiseMesh(self.mesh) |
---|
| 1030 | self.ResizeToFit() |
---|
| 1031 | |
---|
| 1032 | except IOError: |
---|
| 1033 | #!!! this error type can not be thrown? |
---|
| 1034 | showerror('File error', |
---|
[1395] | 1035 | 'file ' + ofile + ' could not be loaded.') |
---|
[838] | 1036 | |
---|
[349] | 1037 | except RuntimeError: |
---|
| 1038 | showerror('File error', |
---|
| 1039 | 'file ' + ofile + ' has an unknown file type.') |
---|
| 1040 | # Could not get the file name to showup in the title |
---|
| 1041 | #appname = ofile + " - " + APPLICATION_NAME |
---|
| 1042 | #print "appname",appname |
---|
| 1043 | |
---|
[852] | 1044 | except load_mesh.loadASCII.TitleAmountError: |
---|
| 1045 | showerror('File error', |
---|
| 1046 | 'file ' + ofile + ' has a bad title line (first line).') |
---|
| 1047 | |
---|
[349] | 1048 | |
---|
| 1049 | def ResizeToFitWrapper(self, Parent): |
---|
| 1050 | """ |
---|
| 1051 | The parent attribute isn't used by this function. |
---|
| 1052 | need to understand toolbarbutton.py to know how to |
---|
| 1053 | get rid of it. |
---|
| 1054 | """ |
---|
| 1055 | self.ResizeToFit() |
---|
| 1056 | |
---|
| 1057 | def ResizeToFit(self): |
---|
| 1058 | """Visualise the mesh so it fits in the window""" |
---|
| 1059 | if self.mesh.getUserVertices() == []: |
---|
| 1060 | return #There are no vertices! |
---|
| 1061 | # Resize the window |
---|
| 1062 | self.scrolledcanvas.resizescrollregion() |
---|
| 1063 | # I need this so the xview values are correct |
---|
| 1064 | self.scrolledcanvas.update() |
---|
| 1065 | |
---|
| 1066 | xtop, xbottom = self.scrolledcanvas.xview() |
---|
| 1067 | ytop, ybottom = self.scrolledcanvas.yview() |
---|
| 1068 | xdiff = xbottom-xtop |
---|
| 1069 | ydiff = ybottom-ytop |
---|
| 1070 | if xdiff == 1 and xdiff == 1: |
---|
| 1071 | #The mesh might be too small. |
---|
| 1072 | #Make it too large, then resize |
---|
| 1073 | #!!! Recursive hack. Should be a better way |
---|
| 1074 | fraction = 50 |
---|
| 1075 | self.SCALE *= fraction |
---|
| 1076 | self.scrolledcanvas.scale(ALL, 0, 0, fraction, fraction) |
---|
| 1077 | self.ResizeToFit() |
---|
| 1078 | else: |
---|
| 1079 | # without 0.99 some of the mesh may be off screen |
---|
| 1080 | fraction = 0.99*min(xdiff,ydiff) |
---|
| 1081 | self.selectZoom(fraction) |
---|
| 1082 | |
---|
| 1083 | def saveDrawing(self): |
---|
| 1084 | """ |
---|
| 1085 | Save the current drawing |
---|
| 1086 | """ |
---|
| 1087 | #print "dsg!!! self.currentFilePathName ",self.currentFilePathName |
---|
[996] | 1088 | if (self.currentFilePathName[-4:] != ".tsh" or |
---|
| 1089 | self.currentFilePathName[-4:] != ".msh"): |
---|
[349] | 1090 | # force user to choose a name |
---|
| 1091 | self.saveAsDrawing() |
---|
[654] | 1092 | else: |
---|
[915] | 1093 | self.exportASCIItriangulationfile(self.currentFilePathName) |
---|
[349] | 1094 | |
---|
| 1095 | def saveAsDrawing(self): |
---|
| 1096 | """ |
---|
| 1097 | Save the current drawing, prompting for a file name |
---|
| 1098 | """ |
---|
| 1099 | ofile = tkFileDialog.asksaveasfilename(initialdir=self.currentPath, |
---|
[996] | 1100 | filetypes=[("mesh", "*.tsh *.msh"), |
---|
[349] | 1101 | ("All Files", "*")]) |
---|
[996] | 1102 | |
---|
[349] | 1103 | if ofile: |
---|
[1395] | 1104 | # .tsh is the default file format |
---|
[996] | 1105 | if (ofile[-4:] == ".tsh" or ofile[-4:] == ".msh"): |
---|
[349] | 1106 | self.currentFilePathName = ofile |
---|
| 1107 | else: |
---|
| 1108 | self.currentFilePathName = ofile + ".tsh" |
---|
[915] | 1109 | self.exportASCIItriangulationfile(self.currentFilePathName) |
---|
[349] | 1110 | |
---|
[915] | 1111 | def exportASCIItriangulationfile(self,currentFilePathName): |
---|
[349] | 1112 | """ |
---|
| 1113 | Have a warning prompt when saving a mesh where the generated mesh is |
---|
| 1114 | different from the user mesh - eg boundary tags that aren't carried |
---|
| 1115 | thru. Warning ~"Mesh not generated after changes. Generate mesh? " |
---|
| 1116 | - cancel, don't gen, don't save. Yes - generate mesh, go to save |
---|
| 1117 | screen. No - goto save screen. To implement this need to know when |
---|
| 1118 | the user has done a change, and the mesh hasn't been generated. If |
---|
| 1119 | there is no generated mesh do not prompt. |
---|
| 1120 | """ |
---|
[654] | 1121 | #print "self.UserMeshChanged",self.UserMeshChanged |
---|
| 1122 | #print "self.mesh.isTriangulation()",self.mesh.isTriangulation() |
---|
[349] | 1123 | if (self.UserMeshChanged) and self.mesh.isTriangulation(): |
---|
| 1124 | |
---|
| 1125 | m = _show("Warning", |
---|
| 1126 | "A triangulation has not been generated, after mesh changes. Generate triangulation before saving?", |
---|
| 1127 | icon=QUESTION, |
---|
| 1128 | type=YESNOCANCEL) |
---|
| 1129 | if m == "no": |
---|
[1001] | 1130 | self.mesh.export_mesh_file(currentFilePathName) |
---|
[349] | 1131 | self.UserMeshChanged = False |
---|
| 1132 | elif m == "cancel": |
---|
| 1133 | pass |
---|
| 1134 | elif m == "yes": |
---|
| 1135 | self.windowMeshGen(None) |
---|
[1001] | 1136 | self.mesh.export_mesh_file(currentFilePathName) |
---|
[349] | 1137 | else: |
---|
[1001] | 1138 | self.mesh.export_mesh_file(currentFilePathName) |
---|
[349] | 1139 | self.UserMeshChanged = False |
---|
| 1140 | |
---|
| 1141 | def initData(self): |
---|
| 1142 | """ |
---|
| 1143 | Initialise various lists and flags |
---|
| 1144 | """ |
---|
| 1145 | self.serial = 1000 |
---|
| 1146 | self.currentFilePathName = 'untitled' |
---|
| 1147 | |
---|
| 1148 | # these are attributes I've added |
---|
| 1149 | self.SCALE = 1 |
---|
| 1150 | self.selVertex = None #The last vertex selected, in draw seg mode |
---|
| 1151 | self.selVertexTag = None # The selected vertex drawn object tag |
---|
| 1152 | self.mesh = None |
---|
| 1153 | self.MeshMinAngle = 20 |
---|
| 1154 | self.MeshMaxArea = 200 |
---|
| 1155 | self.MeshnumTriangles = 20 |
---|
| 1156 | self.MeshMaxAreaLast = False |
---|
| 1157 | self.selMeshObject = None # The mesh object selected in the current mode |
---|
| 1158 | self.selMeshTag = None |
---|
| 1159 | mesh.Segment.set_default_tag("") |
---|
| 1160 | self.UserMeshChanged = False |
---|
[702] | 1161 | self.meshLastAlpha = None |
---|
[1421] | 1162 | |
---|
| 1163 | self.Visualise = True #Is the mesh shown or not? |
---|
[349] | 1164 | |
---|
| 1165 | def ipostscript(self): |
---|
| 1166 | """ |
---|
| 1167 | Print the canvas as a postscript file |
---|
| 1168 | """ |
---|
[922] | 1169 | ofile = tkFileDialog.asksaveasfilename(initialdir=self.currentPath, |
---|
| 1170 | filetypes=[("postscript", "ps"), |
---|
| 1171 | ("All Files", "*")]) |
---|
[349] | 1172 | if ofile: |
---|
| 1173 | if ofile[-3:] != ".ps": |
---|
| 1174 | ofile = ofile + ".ps" |
---|
| 1175 | postscript = self.canvas.postscript() |
---|
| 1176 | fd = open(ofile, 'w') |
---|
| 1177 | fd.write(postscript) |
---|
| 1178 | fd.close() |
---|
| 1179 | |
---|
| 1180 | def close(self): |
---|
| 1181 | self.quit() |
---|
[1421] | 1182 | |
---|
[349] | 1183 | def createInterface(self): |
---|
| 1184 | """ |
---|
| 1185 | Call all functions that create the GUI interface |
---|
| 1186 | """ |
---|
| 1187 | self.initData() |
---|
| 1188 | self.createMesh() |
---|
| 1189 | AppShell.AppShell.createInterface(self) |
---|
| 1190 | self.createButtons() |
---|
| 1191 | self.createMenus() |
---|
| 1192 | self.createBase() |
---|
| 1193 | self.createTools() |
---|
| 1194 | self.createZooms() |
---|
| 1195 | self.createEdits() |
---|
[829] | 1196 | self.createVisualiseIcons() |
---|
[4907] | 1197 | #print "FIX THIS BEFORE " |
---|
| 1198 | #self.addCylinders() # !!!DSG start pmesh with a triangle |
---|
[349] | 1199 | self.selectFunc('pointer') |
---|
| 1200 | self.currentPath = os.getcwd() |
---|
| 1201 | |
---|
| 1202 | def loadtestmesh(self,ofile): |
---|
| 1203 | """ |
---|
| 1204 | debugging script to test loading a file |
---|
| 1205 | """ |
---|
| 1206 | fd = open(ofile) |
---|
| 1207 | a = mesh.Vertex (-10.0, 0.0) |
---|
| 1208 | d = mesh.Vertex (0.0, 4.0) |
---|
| 1209 | f = mesh.Vertex (4.0,0.0) |
---|
| 1210 | g = mesh.Vertex (-5.0,5.0) |
---|
| 1211 | |
---|
| 1212 | s1 = mesh.Segment(a,d) |
---|
| 1213 | s2 = mesh.Segment(d,f) |
---|
| 1214 | s3 = mesh.Segment(a,f) |
---|
| 1215 | |
---|
| 1216 | r1 = mesh.Region(0.3, 0.3) |
---|
| 1217 | |
---|
| 1218 | m = mesh.Mesh(userVertices=[a,d,f,g], userSegments=[s1,s2,s3], regions=[r1] ) |
---|
| 1219 | |
---|
| 1220 | fd.close() |
---|
| 1221 | print 'returning m' |
---|
| 1222 | return oadtestmesh(ofile) |
---|
| 1223 | |
---|
| 1224 | class AddVertexDialog(Dialog): |
---|
| 1225 | """ |
---|
| 1226 | Dialog box for adding a vertex by entering co-ordindates |
---|
| 1227 | """ |
---|
| 1228 | def body(self, master): |
---|
| 1229 | """ |
---|
| 1230 | GUI description |
---|
| 1231 | """ |
---|
| 1232 | self.title("Add New Vertex") |
---|
| 1233 | |
---|
| 1234 | Label(master, text='X position:').grid(row=0, sticky=W) |
---|
| 1235 | Label(master, text='Y position:').grid(row=1, sticky=W) |
---|
| 1236 | |
---|
| 1237 | self.xstr = Entry(master, width = 16, name ="entry") |
---|
| 1238 | self.ystr = Entry(master, width = 16) |
---|
| 1239 | |
---|
| 1240 | self.xstr.grid(row=0, column=1, sticky=W) |
---|
| 1241 | self.ystr.grid(row=1, column=1, sticky=W) |
---|
[702] | 1242 | self.xstr.focus_force() |
---|
[349] | 1243 | self.x = 0 |
---|
| 1244 | self.y = 0 |
---|
| 1245 | self.xyValuesOk = False |
---|
[953] | 1246 | |
---|
| 1247 | |
---|
| 1248 | def apply(self): |
---|
| 1249 | """ |
---|
| 1250 | check entered values |
---|
| 1251 | """ |
---|
| 1252 | try: |
---|
| 1253 | self.x = float(self.xstr.get()) |
---|
| 1254 | self.y = float(self.ystr.get()) |
---|
| 1255 | self.xyValuesOk = True |
---|
| 1256 | |
---|
| 1257 | except ValueError: |
---|
| 1258 | showerror('Bad Vertex values', |
---|
| 1259 | 'X Y values are not numbers.') |
---|
[349] | 1260 | |
---|
| 1261 | |
---|
[3437] | 1262 | class auto_segmentDialog(Dialog): |
---|
[702] | 1263 | """ |
---|
| 1264 | Dialog box for adding segments |
---|
| 1265 | """ |
---|
| 1266 | def __init__(self, parent, alpha): |
---|
| 1267 | self.alpha = alpha |
---|
| 1268 | Dialog.__init__(self, parent) |
---|
| 1269 | |
---|
| 1270 | def body(self, master): |
---|
| 1271 | """ |
---|
| 1272 | GUI description |
---|
| 1273 | """ |
---|
| 1274 | self.title("Automatically Add Segments") |
---|
| 1275 | |
---|
[958] | 1276 | self.use_optimum = IntVar() |
---|
| 1277 | self.use_optimum.set(AUTO) # should initialise the radio buttons. |
---|
| 1278 | # It doesn't |
---|
[988] | 1279 | |
---|
| 1280 | #self.use_optimum.set(NO_SELECTION) |
---|
| 1281 | self.ck = Radiobutton(master, value = AUTO, variable=self.use_optimum) |
---|
| 1282 | self.ck.grid(row=1, column=0) |
---|
| 1283 | Label(master, text='Use optimum alpha').grid(row=1, column=1, sticky=W) |
---|
| 1284 | |
---|
| 1285 | self.ck2 = Radiobutton(master, value = SET_ALPHA, |
---|
| 1286 | variable=self.use_optimum) |
---|
| 1287 | self.ck2.grid(row=2, column=0) |
---|
| 1288 | |
---|
| 1289 | Label(master, text='alpha:').grid(row=2, column=1, sticky=W) |
---|
| 1290 | if (self.alpha): |
---|
| 1291 | alphaVar = StringVar() |
---|
| 1292 | alphaVar.set(self.alpha) |
---|
| 1293 | self.alpha_str = Entry(master, |
---|
| 1294 | textvariable = alphaVar, |
---|
| 1295 | width = 16, name ="entry") |
---|
| 1296 | else: |
---|
| 1297 | self.alpha_str = Entry(master, width = 16, name ="entry") |
---|
| 1298 | |
---|
| 1299 | self.alpha_str.grid(row=2, column=3, sticky=W) |
---|
| 1300 | |
---|
| 1301 | #boundary type buttons |
---|
| 1302 | self.raw_boundary = IntVar() |
---|
| 1303 | self.remove_holes = IntVar() |
---|
| 1304 | self.smooth_indents = IntVar() |
---|
| 1305 | self.expand_pinch = IntVar() |
---|
| 1306 | self.ck3 = Checkbutton(master, state=NORMAL, |
---|
| 1307 | variable=self.raw_boundary) |
---|
| 1308 | self.ck3.grid(row=3, column=0) |
---|
| 1309 | Label(master, text='Raw boundary').grid(row=3, column=1, sticky=W) |
---|
| 1310 | # |
---|
| 1311 | self.ck4 = Checkbutton(master, state=NORMAL, |
---|
| 1312 | variable=self.remove_holes) |
---|
| 1313 | self.ck4.grid(row=4, column=0) |
---|
| 1314 | Label(master, text='Remove small holes').grid(row=4,column=1, sticky=W) |
---|
| 1315 | # |
---|
| 1316 | self.ck5 = Checkbutton(master,state=NORMAL, |
---|
| 1317 | variable=self.smooth_indents) |
---|
| 1318 | self.ck5.grid(row=5, column=0) |
---|
| 1319 | Label(master, |
---|
| 1320 | text='Remove sharp indents').grid(row=5, column=1, sticky=W) |
---|
| 1321 | # |
---|
| 1322 | self.ck6 = Checkbutton(master,state=NORMAL, |
---|
| 1323 | variable=self.expand_pinch) |
---|
| 1324 | self.ck6.grid(row=6, column=0) |
---|
| 1325 | Label(master, |
---|
| 1326 | text='Remove pinch off').grid(row=6, column=1, sticky=W) |
---|
| 1327 | |
---|
| 1328 | |
---|
| 1329 | self.alpha = 0 |
---|
| 1330 | self.alphaValueOk = False |
---|
| 1331 | |
---|
| 1332 | |
---|
| 1333 | def apply(self): |
---|
| 1334 | """ |
---|
| 1335 | check entered values |
---|
| 1336 | """ |
---|
| 1337 | try: |
---|
| 1338 | self.alpha = float(self.alpha_str.get()) |
---|
| 1339 | self.alphaValueOk = True |
---|
| 1340 | |
---|
| 1341 | except ValueError: |
---|
| 1342 | pass |
---|
| 1343 | #showerror('Bad Alpha value', |
---|
| 1344 | # 'Alpha is negative.') |
---|
| 1345 | |
---|
| 1346 | |
---|
[3437] | 1347 | class auto_segmentFilterDialog(Dialog): |
---|
[988] | 1348 | """ |
---|
| 1349 | Dialog box for adding segments |
---|
| 1350 | """ |
---|
[1107] | 1351 | def __init__(self, parent): |
---|
[988] | 1352 | Dialog.__init__(self, parent) |
---|
| 1353 | |
---|
| 1354 | def body(self, master): |
---|
| 1355 | """ |
---|
| 1356 | GUI description |
---|
| 1357 | """ |
---|
| 1358 | self.title("Automatically Add Segments") |
---|
| 1359 | |
---|
| 1360 | self.use_optimum = IntVar() |
---|
| 1361 | self.use_optimum.set(AUTO) # should initialise the radio buttons. |
---|
| 1362 | # It doesn't |
---|
[958] | 1363 | self.boundary_type = IntVar() |
---|
[1107] | 1364 | |
---|
| 1365 | #boundary type buttons |
---|
| 1366 | self.raw_boundary = IntVar() |
---|
| 1367 | self.remove_holes = IntVar() |
---|
| 1368 | self.smooth_indents = IntVar() |
---|
| 1369 | self.expand_pinch = IntVar() |
---|
[702] | 1370 | |
---|
[1107] | 1371 | self.ck3 = Checkbutton(master, state=NORMAL, |
---|
| 1372 | variable=self.raw_boundary) |
---|
[958] | 1373 | self.ck3.grid(row=3, column=0) |
---|
| 1374 | Label(master, text='Raw boundary').grid(row=3, column=1, sticky=W) |
---|
| 1375 | # |
---|
[1107] | 1376 | self.ck4 = Checkbutton(master, state=NORMAL, |
---|
| 1377 | variable=self.remove_holes) |
---|
[958] | 1378 | self.ck4.grid(row=4, column=0) |
---|
| 1379 | Label(master, text='Remove small holes').grid(row=4,column=1, sticky=W) |
---|
| 1380 | # |
---|
[1107] | 1381 | self.ck5 = Checkbutton(master,state=NORMAL, |
---|
| 1382 | variable=self.smooth_indents) |
---|
[958] | 1383 | self.ck5.grid(row=5, column=0) |
---|
| 1384 | Label(master, |
---|
[1107] | 1385 | text='Remove sharp indents').grid(row=5, column=1, sticky=W) |
---|
[958] | 1386 | # |
---|
[1107] | 1387 | self.ck6 = Checkbutton(master,state=NORMAL, |
---|
| 1388 | variable=self.expand_pinch) |
---|
[958] | 1389 | self.ck6.grid(row=6, column=0) |
---|
| 1390 | Label(master, |
---|
[1107] | 1391 | text='Remove pinch off').grid(row=6, column=1, sticky=W) |
---|
[958] | 1392 | |
---|
[702] | 1393 | |
---|
| 1394 | |
---|
[349] | 1395 | |
---|
| 1396 | class MeshGenDialog(Dialog): |
---|
| 1397 | """ |
---|
| 1398 | Dialog box for generating a mesh |
---|
| 1399 | """ |
---|
| 1400 | # initial values, hard coded. |
---|
| 1401 | # should be values associated with the current mesh |
---|
| 1402 | lastMinAngle = 20 |
---|
| 1403 | lastMaxArea = 100 |
---|
| 1404 | |
---|
| 1405 | |
---|
| 1406 | def __init__(self, |
---|
[713] | 1407 | parent, |
---|
[349] | 1408 | minAngle, |
---|
| 1409 | maxArea, |
---|
| 1410 | numTriangles, |
---|
| 1411 | MeshMaxAreaLast): |
---|
| 1412 | self.minAngle = minAngle |
---|
| 1413 | self.maxArea = maxArea |
---|
| 1414 | self.numTriangles = numTriangles |
---|
| 1415 | self.MeshMaxAreaLast = MeshMaxAreaLast |
---|
| 1416 | |
---|
| 1417 | Dialog.__init__(self, parent) |
---|
| 1418 | |
---|
| 1419 | |
---|
| 1420 | def body(self, master): |
---|
| 1421 | """ |
---|
| 1422 | GUI description |
---|
| 1423 | """ |
---|
| 1424 | self.title("Generate Mesh") |
---|
| 1425 | |
---|
| 1426 | Label(master, |
---|
| 1427 | text='Minimum Angle(0 - 40):').grid(row=0, sticky=W) |
---|
| 1428 | Label(master, |
---|
| 1429 | text='Angles>33 may not converge').grid(row=1, sticky=W) |
---|
| 1430 | Label(master, text='Maximum Area:').grid(row=2, sticky=W) |
---|
| 1431 | Label(master, text='OR # of triangles:').grid(row=3, sticky=W) |
---|
| 1432 | |
---|
| 1433 | |
---|
| 1434 | minAngleVar = StringVar() |
---|
| 1435 | minAngleVar.set(self.minAngle) |
---|
| 1436 | self.minAnglestr = Entry(master, |
---|
| 1437 | width = 16, |
---|
| 1438 | textvariable = minAngleVar, |
---|
| 1439 | takefocus=1) |
---|
| 1440 | if (self.MeshMaxAreaLast): |
---|
| 1441 | maxAreaVar = StringVar() |
---|
| 1442 | maxAreaVar.set(self.maxArea) |
---|
| 1443 | self.maxAreastr = Entry(master, |
---|
| 1444 | textvariable = maxAreaVar, |
---|
| 1445 | width = 16) |
---|
| 1446 | self.numTrianglesstr = Entry(master, |
---|
| 1447 | width = 16) |
---|
| 1448 | else: |
---|
| 1449 | self.maxAreastr = Entry(master, |
---|
| 1450 | width = 16) |
---|
[702] | 1451 | self.maxAreastr.focus_force() |
---|
[349] | 1452 | numTrianglesVar = StringVar() |
---|
| 1453 | numTrianglesVar.set(self.numTriangles) |
---|
| 1454 | self.numTrianglesstr = Entry(master, |
---|
| 1455 | textvariable = numTrianglesVar, |
---|
| 1456 | width = 16) |
---|
| 1457 | |
---|
| 1458 | |
---|
| 1459 | self.minAnglestr.grid(row=0, column=1, sticky=W) |
---|
| 1460 | self.maxAreastr.grid(row=2, column=1, sticky=W) |
---|
| 1461 | self.numTrianglesstr.grid(row=3, column=1, sticky=W) |
---|
| 1462 | |
---|
| 1463 | self.numTriangles = 0 |
---|
| 1464 | self.minAngle = 0 |
---|
| 1465 | self.maxArea = 0 |
---|
| 1466 | self.ValuesOk = False |
---|
| 1467 | |
---|
| 1468 | |
---|
| 1469 | def apply(self): |
---|
| 1470 | """ |
---|
| 1471 | check entered values |
---|
| 1472 | """ |
---|
| 1473 | self.goodMaxArea = self.goodNumTriangles = True |
---|
| 1474 | self.ValuesOk = True |
---|
| 1475 | try: |
---|
| 1476 | self.minAngle = float(self.minAnglestr.get()) |
---|
| 1477 | MeshGenDialog.lastMinAngle =self.minAngle |
---|
| 1478 | except ValueError: |
---|
| 1479 | self.ValuesOk = False |
---|
| 1480 | showerror('Bad mesh generation values', |
---|
| 1481 | ' Values are not numbers.') |
---|
| 1482 | |
---|
| 1483 | try: |
---|
| 1484 | self.maxArea = float(self.maxAreastr.get()) |
---|
| 1485 | MeshGenDialog.lastMaxArea =self.maxArea |
---|
| 1486 | except ValueError: |
---|
| 1487 | self.goodMaxArea = False |
---|
| 1488 | |
---|
| 1489 | try: |
---|
| 1490 | self.numTriangles = int(self.numTrianglesstr.get()) |
---|
| 1491 | MeshGenDialog.lastNumTriangles =self.numTriangles |
---|
| 1492 | except ValueError: |
---|
| 1493 | self.goodNumTriangles= False |
---|
| 1494 | |
---|
| 1495 | if self.goodMaxArea == False and self.goodNumTriangles == False: |
---|
| 1496 | self.ValuesOk = False |
---|
| 1497 | showerror('Bad mesh generation values', |
---|
| 1498 | 'Values are not numbers.') |
---|
| 1499 | |
---|
| 1500 | if self.goodMaxArea == True and self.goodNumTriangles == True: |
---|
| 1501 | self.ValuesOk = False |
---|
| 1502 | showerror('Bad mesh generation values', |
---|
| 1503 | 'Give a maximum area OR number of triangles, not both.') |
---|
| 1504 | |
---|
| 1505 | try: |
---|
| 1506 | # value checking |
---|
| 1507 | if self.minAngle <0.0 or self.minAngle >40.0: |
---|
| 1508 | raise IOError |
---|
| 1509 | if self.goodMaxArea == True and self.maxArea <0.0: |
---|
| 1510 | raise IOError |
---|
| 1511 | if self.goodNumTriangles == True and self.numTriangles <=0: |
---|
| 1512 | raise IOError |
---|
| 1513 | |
---|
| 1514 | except IOError: |
---|
| 1515 | self.ValuesOk = False |
---|
| 1516 | showerror('Bad mesh generation values', |
---|
| 1517 | 'Values are out of range.') |
---|
[828] | 1518 | |
---|
[349] | 1519 | if __name__ == '__main__': |
---|
| 1520 | draw = Draw() |
---|
| 1521 | draw.run() |
---|
[825] | 1522 | #profile.run('draw.run()', 'pmeshprof') |
---|
[349] | 1523 | |
---|