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revision 756 by jonathan, Fri Apr 25 14:48:44 2003 UTC revision 955 by jan, Wed May 21 15:55:43 2003 UTC
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1    2003-05-21  Jan-Oliver Wagner <[email protected]>
2    
3            * Resources/Projections/defaults.proj: Renamed 'Universal Transverse
4            Mercator' to 'UTM Zone 32' as a more convenient example.
5            Added 'Gauss Krueger Zone 6'.
6    
7            * Data/iceland_sample_raster.thuban: political polygon now
8            filled transparent to have the raster image visible at once.
9    
10    2003-05-21  Frank Koormann  <[email protected]>
11    
12            * Thuban/UI/mainwindow.py (MainWindow): Renamed _OnClose() back to
13            OnClose() to keep in sync with extensions. Internally Thuban
14            still uses "underscored" names.
15    
16    2003-05-20  Jonathan Coles   <[email protected]>
17    
18            This puts back Raster layer support. These layers support projections
19            through the GDAL library. Currently, the CVS version is being used.
20            There are no Debian packages available although this may change soon.
21            A GDAL driver was extended to support writing to memory rather to
22            files.
23    
24            There is still some work that needs to be done, such as some error
25            handling when loading invalid images or when there is a problem
26            projecting the image. This putback simply checks in the majority
27            of the work.
28    
29            * setup.py: Add gdalwarp library extension.
30    
31            * Thuban/Model/layer.py (BaseLayer.HasClassification): New.
32            Defaults to False, but can be overridden by subclasses if they
33            support classification.
34            (RasterLayer): New. Defines a new layer that represents an
35            image.
36    
37            * Thuban/Model/load.py (SessionLoader.__init__): Add rasterlayer
38            tag handler.
39            (SessionLoader.start_layer): Encode the filename.
40            (SessionLoader.start_rasterlayer, SessionLoader.end_rasterlayer):
41            New. Supports reading a rasterlayer tag.
42    
43            * Thuban/Model/map.py (Map.BoundingBox): Fix typo in comment.
44    
45            * Thuban/Model/save.py (XMLWriter.encode): Don't assume that we
46            get a string in Latin1. If we get such as string convert it to
47            unicode first, otherwise leave if alone before encoding.
48            (SessionSaver.write_layer): Add support for writing both Layers
49            and RasterLayers.
50    
51            * Thuban/Model/transientdb.py (AutoTransientTable.SimpleQuery):
52            The right argument may not be a string, it could also be a Column.
53    
54            * Thuban/UI/application.py (ThubanApplication.CreateMainWindow):
55            Make initial window size 600x400. Fixes RTBug #1872.
56    
57            * Thuban/UI/classifier.py (Classifier.__init__): Rearrange how
58            the dialog is constructed so that we can support layers that
59            do not have classifications.
60            (Classifier._OnTry): Only build a classification if the layer
61            supports one.
62    
63            * Thuban/UI/legend.py: Change all checks that a layer is an
64            instance of Layer into checks against BaseLayer.
65            (LegendTree.__FillTreeLayer): Only add children to a branch if
66            the layer supports classification.
67    
68            * Thuban/UI/mainwindow.py (MainWindow.NewSession,
69            MainWindow.OpenSession): Don't proceed with an action if the
70            user chooses Cancel when they are asked to save changes.
71            (MainWindow.AddRasterLayer): New. Open a dialog to allow the
72            user to select an image file. Create a new RasterLayer and add
73            it to the map.
74    
75            * Thuban/UI/renderer.py (MapRenderer.render_map): Add support
76            for rendering RasterLayer layers.
77            (MapRenderer.draw_raster_layer): Actually method that calls
78            the GDALWarp python wrapper and constructs an image from the
79            data returned.
80    
81            * Thuban/UI/tableview.py (LayerTableFrame.__init__): Change the
82            Choices symbols to match those used in the table query method.
83            Replace deprecated method calls on table with new method names.
84    
85            * Thuban/UI/view.py (MapCanvas.set_view_transform): Try to limit
86            how small the scale can get. This still needs more testing.
87    
88            * extensions/thuban/bmpdataset.cpp: New, but copied from GDAL.
89            Provides a driver to output in .bmp format.
90    
91            * extensions/thuban/cpl_mfile.cpp, extensions/thuban/cpl_mfile.h:
92            New. Provides IO routines which write to memory, rather than a file.
93    
94            * extensions/thuban/gdalwarp.cpp: New, but basically a direct copy
95            of the gdalwarp utility provided in GDAL. Added function calls
96            that can be accessed from python.
97    
98            * Data/iceland_sample_raster.thuban: New. Sample file that uses
99            a raster layer.
100    
101            * Data/iceland/island.tfw, Data/iceland/island.tif: New. Raster
102            layer image data.
103    
104            * Doc/thuban.dtd: Added rasterlayer attribute definition.
105    
106            * test/test_layer.py, test/test_load.py, test/test_save.py: Added
107            tests associated with the raster layer code.
108    
109            * test/test_transientdb.py
110            (TestTransientTable.test_auto_transient_table_query): Added a test
111            for using a Column object as the "right" parameter to a query.
112    
113    2003-05-19  Frank Koormann  <[email protected]>
114    
115            * Thuban/version.py (get_changelog_date):
116            Catch exceptions if ChangeLog does not exist.
117    
118            * Thuban/UI/view.py (MapCanvas.Export): Bugfix
119    
120    2003-05-19  Frank Koormann  <[email protected]>
121    
122            Extended version information for Thuban
123    
124            * Thuban/version.py: New, version information for Thuban: Last
125            modification date and last ChangeLog entry date.
126    
127            * Thuban/UI/mainwindow.py (MainWindow.About()): Extended version
128            information: Display Thuban, wxPython and Python version.
129    
130    2003-05-16  Bernhard Herzog  <[email protected]>
131    
132            * Thuban/Model/save.py: Remove some unused imports including the
133            __future__ import for nested_scopes as Thuban relies on Python 2.2
134            now.
135            (XMLWriter.encode): Remove the special case for a None argument.
136            In the saver encode is always called with a string argument.
137    
138    2003-05-16  Bernhard Herzog  <[email protected]>
139    
140            * Thuban/UI/__init__.py: Remove the work-around for the locale bug
141            in wxPython (at least when usinvg wxGTK) prior to 2.4. The symptom
142            of the bug was that e.g. float("1.2") would fail. Thuban now
143            requires 2.4.x.
144            
145    2003-05-16  Frank Koormann   <[email protected]>
146    
147            Printing enhancement and WMF export (under Win32)
148    
149            * Thuban/UI/renderer.py (ExportRenderer): New, derived from
150            ScreenRenderer. Renders Map, Legend and Scalebar for export.
151            (PrinterRenderer): New, derived from ExportRenderer. Replaces the old
152            PrintRender.
153    
154            * Thuban/UI/view.py (MapPrintout.__init__): Enhanced parameter set
155            to fullfil information needed for PrinterRenderer.
156            (MapCanvas.Export): New. Export Map (currently only to WMF on Win32).
157            (MapCanvas.Print): Adapted to new MapPrintout.
158            (OutputTransform): General calculations to transform from canvas
159            coordinates to export/printing devices.
160    
161            * Thuban/UI/mainwindow.py (MainWindow.ExportMap()): New. Added also
162            new method_command to call ExportMap, with platform dependency (only
163            __WXMSW__)
164      
165            * Thuban/UI/scalebar.py (ScaleBar.DrawScaleBar): Position and Size
166            of scalebar drawing area as new parameters.
167            
168            * Thuban/Model/scalebar.py (roundInterval): round long instead of int
169    
170            * Thuban/UI/legend.py (ScalebarBitmap.__SetScale):
171            Update to extended scalebar.DrawScalebar header.
172    
173            * test/test_export.py: New, test Thuban.UI.view.OutputTransform()
174    
175            * test/test_scalebar.py: Made test executable as standalone.
176    
177    2003-05-16  Bernhard Herzog  <[email protected]>
178    
179            * Thuban/Model/table.py (Table): Remove this compatibility alias
180            for DBFTable.
181    
182            * test/test_table.py: Import DBFTable as Table because that alias
183            doesn't exist anymore.
184    
185            * Thuban/UI/classgen.py: Remove some unused imports
186    
187    2003-05-14  Jonathan Coles   <[email protected]>
188    
189            * Thuban/Model/classgen.py (ClassGenerator.GenSingletonsFromList):
190            Fix docstring.
191            (ClassGenerator.GenUniformDistribution): Fix spelling of method name.
192            (ClassGenerator.GenQuantiles): Use the left/right brackets and min/max
193            values of the supplied range to determine the beginning and end
194            bounds of the generated classes.
195    
196            * Thuban/Model/range.py (Range.number_re): Now accepts floats that
197            do not have a leading 0 (.5 is now accepted as well as 0.5).
198    
199            * Thuban/UI/classgen.py (ClassGenDialog.OnOK): Fix name of method
200            call to ClassGenerator.GenUniformDistribution.
201    
202            * Thuban/UI/projdialog.py (ProjFrame.__do_layout): Fix Windows
203            layout bug with the 'Projection' label.
204    
205            * test/support.py (FloatTestCase): New. Needed for the Range tests.
206    
207            * test/test_range.py: New. Imported from SciParam.
208    
209    2003-05-12  Jonathan Coles   <[email protected]>
210    
211            * Thuban/UI/classgen.py (GenQuantilesPanel.GetList): Replace call
212            to table.UniqueValues() with calls that retrieve all the values
213            from the table. This will need to be replaced by a method on table
214            which can simply return the list (perhaps more efficiently).
215    
216    2003-05-12  Jonathan Coles   <[email protected]>
217    
218            The return value of ClassGenerator.CalculateQuantiles has changed.
219            Refer to the documentation for details.
220    
221            * test/test_classgen.py: Modified Quantile tests to use the
222            new return values.
223    
224            * Thuban/Model/classgen.py
225            (ClassGenerator.GenQuantiles): Add comments describing the parameters,
226            use new return values from CalculateQuantiles to produce the correct
227            range bounds in the Classification.
228            (ClassGenerator.CalculateQuantiles): Add more comments describing
229            the return values and parameters. Make minor adjustments to improve
230            the legibility of the code. Fix problem with adjusted not being set
231            in most cases.
232    
233    2003-05-12  Frank Koormann <[email protected]>
234            
235            * Thuban/Model/save.py (XMLWriter.encode()): Explicite call to unicode
236            and latin1. Fixes #1851 finally.
237    
238    2003-05-09  Jonathan Coles   <[email protected]>
239    
240            * test/test_classgen.py: New. Tests the Quantile algorithm.
241    
242            * Thuban/Model/classgen.py (ClassGenerator.CalculateQuantiles):
243            Clean up debugging statement, add comments, fix a small bug in the
244            returned adjusted percentiles.
245            
246    2003-05-09  Jonathan Coles   <[email protected]>
247    
248            Introduces Range class from SciParam into the ClassGroupRange class,
249            and such ranges can now be saved and loaded from disk.
250    
251            Quantiles are now available in the Classification Generator.
252    
253            Initial support for building Queries on a table. Doesn't do anything
254            but run some tests.
255    
256            * Thuban/Model/classification.py: Explicit imports.
257            (ClassGroupRange): Use the Range class to store the underlying
258            range information. The interface remains the same, except for
259            GetRange(), and you can also supply a Range object as the min
260            parameter to SetRange or __init__.
261    
262            * Thuban/Model/load.py (XMLReader.encode): New. Encodes the given
263            string appropriately for use in Thuban. Fixes RTbug #1851.
264            (SessionLoader.end_projection): Handle the context of the
265            projection tag a bit better by looking at what objects are not
266            None. There was an assumption that a projection tag for a map
267            could occur before any layers.
268            (SessionLoader.start_clrange): Provide backward compatibility for
269            reading min/max values as well as the new range parameter.
270    
271            * Thuban/Model/map.py: Explicit imports.
272    
273            * Thuban/Model/resource.py: Import _.
274            (ProjFileSaver.write): write header using projfile.dtd.
275    
276            * Thuban/Model/save.py: Explicit imports.
277            (XMLWriter.encode): New. Encode the given string from a format
278            used by Thuban into UTF-8. Fixes RTbug #1851.
279    
280            * Thuban/UI/classgen.py: Explicit imports.
281            (ClassGenDialog.__init__): Clean up the code and add support
282            for Quantiles.
283            (ClassGenDialog.OnOK): Add support for Quantiles.
284            (GenQuantilesPanel): New. Input panel for Quantiles.
285            (ClassGenerator, CustomRamp, MonochromaticRamp, GreyRamp, RedRamp,
286            GreenRamp, BlueRamp, HotToColdRamp): Move to Thuban/Model/classgen.py
287    
288            * Thuban/Model/classgen.py: New. Contains all the classes named above.
289    
290            * Thuban/UI/classifier.py: Explicit imports.
291            (ClassTable.GetValueAsCust, ClassTable.__ParseInput,
292            ClassTable.SetValueAsCustom): Reworked to use new Range class.
293    
294            * Thuban/UI/legend.py: Explicit imports.
295    
296            * Thuban/UI/mainwindow.py: Add support for the Join Dialog. Added
297            a Table menu and associated method calls.
298            (MainWindow.choose_color): Removed. No longer needed.
299    
300            * Thuban/UI/projdialog.py (ProjFrame.__VerifyButtons): Save button
301            should be disabled if no projection is selected in the available
302            list.
303    
304            * Thuban/UI/renderer.py: Explicit imports.
305    
306            * Thuban/UI/tableview.py (TableGrid.OnRangeSelect): Fix some issues
307            with correctly selecting the rows and issuing the right events.
308            Be sure to call Skip() to allow the grid to do some of its own
309            handling which allows the rows to actually be selected.
310            (LayerTableGrid.select_shapes): Rename from select_shape. Supports
311            selecting multiple shapes.
312            (LayerTableFrame): Support for building Queries.
313            (LayerTableFrame.select_shapes): Allow multiple shapes to be selected.
314    
315            * Thuban/UI/tree.py: Explicit imports.
316    
317            * Thuban/UI/view.py (MapCanvas): Delegate "SelectedShapes" so the
318            table view can call it.
319    
320            * test/test_classification.py: Explicit imports.
321            (TestClassification.test_ClassGroupRange): Fix test for new
322            Range class.
323    
324            * Doc/thuban.dtd: Add range parameter for clrange.
325    
326            * Thuban/Model/range.py: Taken from SciParam. Used as the underlying
327            object in ClassGroupRange, and also uesd for inputting ranges in
328            the classifer table and elsewhere.
329    
330            * Thuban/UI/join.py: New. Initial Join dialog. No real functionality
331            yet.
332    
333    2003-05-09  Frank Koormann <[email protected]>
334    
335            * Thuban/UI/scalebar.py (DrawScaleBar): Draw only if interval > 0.0.
336    
337    2003-05-08  Frank Koormann <[email protected]>
338    
339            Coding style updates
340    
341            * test/test_scalebar.py: Replaced tab indentation by spaces.
342    
343            * Thuban/UI/scalebar.py: Explicit imports.
344    
345    2003-05-08  Frank Koormann <[email protected]>
346    
347            * Thuban/UI/scalebar.py
348            (ScaleBar.DrawScalebar): Format string bug fixed.
349    
350    2003-05-08  Frank Koormann <[email protected]>
351    
352            Reorganization of scalebar component (no wx in Thuban/Model)
353    
354            * Thuban/Model/scalebar.py: Rendering moved to Thuban/UI/scalebar.py
355            (deriveInterval):
356            Calculate scalebar interval and unit which fits in width for scale.
357            (roundInterval): Round float.
358    
359            * Thuban/UI/scalebar.py (ScaleBar): Scalebar rendering
360    
361            * test/test_scalebar.py: Test for Thuban/Model/scalebar.py methods.
362    
363            * Thuban/UI/legend.py: Import Thuban.UI.scalebar
364    
365    2003-05-08  Frank Koormann <[email protected]>
366    
367            * Thuban/UI/legend.py (ScalebarBitmap.SetCanvas):
368            Initialize ScaleBar with canvas.map
369    
370            * Thuban/Model/scalebar.py (ScaleBar.roundInterval()): New,
371            round intervals to display smarter lengths
372            (ScaleBar.DrawScalebar): Draw Scalebar only if the map contains a
373            layer. If the maps has no projection applied grey the scalebar.
374    
375    2003-05-07  Frank Koormann <[email protected]>
376            
377            Basic Scalebar features added.
378    
379            * Thuban/Model/scalebar.py (ScaleBar): New, scalebar rendering.
380    
381            * Thuban/UI/legend.py (LegendPanel): Added scalebar bitmap
382            (ScaleBarBitmap): New, links the scalebar bitmap with view messages
383            and the renderer.
384    
385            * Thuban/UI/view.py (MapCanvas.set_view_transform): Issue SCALE_CHANGED.
386    
387            * Thuban/UI/messages.py: SCALE_CHANGED added.
388    
389    2003-05-07  Bernhard Herzog  <[email protected]>
390    
391            * Thuban/Model/session.py (Session.__init__): New instance
392            variable shapestores to hold a list of all open shapestore objects
393            (Session.ShapeStores): New. Accessor method for the shapestores
394            list.
395            (Session._add_shapestore, Session._clean_weak_store_refs): New.
396            Internal methods to maintain the shapestores list.
397            (Session.Tables): New. Return all tables open in the session.
398            (Session.OpenShapefile): Insert the new ShapeStore into the
399            shapestores list.
400    
401            * test/test_session.py (TestSessionSimple.test_initial_state): Add
402            tests for ShapeStores and Tables
403            (TestSessionWithContent.test_shape_stores)
404            (TestSessionWithContent.test_tables): New. Test cases for
405            ShapeStores and Tables
406    
407    2003-05-07  Bernhard Herzog  <[email protected]>
408    
409            * Thuban/Model/transientdb.py (TransientTableBase.ReadRowAsDict):
410            Add comments about the optimizations used.
411            (AutoTransientTable.ReadValue, TransientTableBase.ReadValue): New.
412            Implement the ReadValue table interface method.
413    
414            * test/test_transientdb.py
415            (TestTransientTable.run_iceland_political_tests)
416            (TestTransientTable.test_transient_joined_table): Add tests for
417            ReadValue
418    
419    2003-05-07  Frank Koormann <[email protected]>
420    
421            * Resources/Bitmaps/fulllayerextent.xpm,
422            Resources/Bitmaps/fullselextent.xpm: Replaced the place holders with
423            new icons.
424    
425    2003-05-06  Bernhard Herzog  <[email protected]>
426    
427            * Thuban/Model/transientdb.py (AutoTransientTable.SimpleQuery):
428            New. Simply delegate to the transient table's version.
429    
430            * test/test_transientdb.py
431            (TestTransientTable.test_auto_transient_table_query): New. Test
432            case for AutoTransientTable's SimpleQuery
433    
434    2003-05-06  Bernhard Herzog  <[email protected]>
435    
436            * Thuban/Model/transientdb.py (TransientTableBase.SimpleQuery):
437            Implement a simple query method for the query dialog
438            (TransientTableBase.create): Add an INTEGER PRIMARY KEY that holds
439            the row index or shapeid.
440            (TransientTable.create): Insert the right value of the row index
441            (TransientJoinedTable.create): Copy the row index of the left
442            table to the joined result table
443    
444            * test/test_transientdb.py
445            (TestTransientTable.test_transient_table_read_twice): Fix
446            doc-string
447            (TestTransientTable.test_transient_table_query): New. Test for the
448            SimpleQuery method
449    
450    2003-05-06  Bernhard Herzog  <[email protected]>
451    
452            Convert all table users to use the new table interface. This only
453            covers Thuban itself, not GREAT-ER or other applications built on
454            Thuban yet, so the compatibility interface stays in place for the
455            time being but it now issues DeprecationWarnings.
456    
457            Finally, the new Table interface has a new method, HasColumn.
458    
459            * Thuban/Model/table.py (OldTableInterfaceMixin): All methods
460            issue deprecation warnings when they're. The warnings refer to the
461            caller of the method.
462            (OldTableInterfaceMixin.__deprecation_warning): New. Helper method
463            for the deprecation warnings
464    
465            * test/test_table.py: Ignore the deprecation warnings for the old
466            table in the tests in this module. The purpose of the tests is to
467            test the old interface, after all.
468    
469            * test/test_transientdb.py
470            (TestTransientTable.run_iceland_political_tests): Use the
471            constants for the types. Add a test for HasColumn
472            (TestTransientTable.test_transient_joined_table): Adapt to new
473            table interface. Add a test for HasColumn
474            (TestTransientTable.test_transient_table_read_twice): Adapt to new
475            table interface
476    
477            * Thuban/UI/tableview.py (DataTable.SetTable, DataTable.GetValue):
478            Adapt to new table interface
479    
480            * Thuban/UI/renderer.py (MapRenderer.draw_shape_layer): Adapt to
481            new table interface
482    
483            * Thuban/UI/controls.py (RecordListCtrl.fill_list)
484            (RecordTable.SetTable): Adapt to new table interface
485    
486            * Thuban/UI/classifier.py (Classifier.__init__)
487            (Classifier.__init__): Adapt to new table interface
488    
489            * Thuban/UI/classgen.py (ClassGenDialog.__init__)
490            (GenUniformPanel._OnRetrieve, GenUniquePanel._OnRetrieve): Adapt
491            to new table interface
492    
493            * Thuban/Model/transientdb.py (TransientTableBase.HasColumn)
494            (AutoTransientTable.HasColumn): Implement the new table interface
495            method
496            (AutoTransientTable.ReadRowAsDict, AutoTransientTable.ValueRange)
497            (AutoTransientTable.UniqueValues): Adapt to new table interface
498    
499            * Thuban/Model/layer.py (Layer.SetShapeStore, Layer.GetFieldType):
500            Adapt to new table interface
501    
502            * test/test_layer.py (TestLayer.open_shapefile): Helper method to
503            simplify opening shapefiles a bit easier.
504            (TestLayer.test_arc_layer, TestLayer.test_polygon_layer)
505            (TestLayer.test_point_layer): Use the new helper method
506            (TestLayer.test_get_field_type): New. Test for the GetFieldType
507            method
508    
509            * test/test_dbf_table.py (TestDBFTable.test_has_column): Test for
510            the new table method
511    
512            * test/test_memory_table.py (TestMemoryTable.test_has_column):
513            Test for the new table method HasColumn
514    
515    2003-05-06  Jonathan Coles   <[email protected]>
516    
517            Addresses the "Selection Extent" wish of RTbug #1787.
518    
519            * Resources/Bitmaps/fulllayerextent.xpm,
520            Resources/Bitmaps/fullselextent.xpm: Bitmaps for layer and selection
521            extent. These are just place holders for the real bitmaps.
522    
523            * Thuban/Model/layer.py (Shape): Since a Shape is immutable only
524            calculate the bounding box once (the first time compute_bbox() is
525            called).
526            (Layer.ShapesBoundingBox): New. Given a list of shape ids, return
527            the bounding box for the shapes in lat/long coordinates.
528    
529            * Thuban/UI/mainwindow.py: Added new "Full selection extent" menu
530            option.
531            (MainWindow.has_selected_shapes): New. Returns true if there are
532            any selected shapes.
533            (MainWindow.FullSelectionExtent): New. Calls
534            MapCanvas.FitSelectedToWindow() when the user selects the menu option.
535            (_has_selected_shapes): New. Returns true if there are any
536            selected shapes.
537    
538            * Thuban/UI/selection.py (Selection.HasSelectedShapes): New. Returns
539            true if there are any selected shapes.
540    
541            * Thuban/UI/view.py (MapCanvas): Added delegated method
542            HasSelectedShapes.
543            (MapCanvas.FitSelectedToWindow): New. Centers and scales any selected
544            shapes on the canvas using the map projection (if any).
545    
546            * test/test_layer.py (TestLayer.test_arc_layer): Add some tests
547            for Layer.ShapesBoundingBox().
548    
549    2003-05-06  Bernhard Herzog  <[email protected]>
550    
551            * Resources/Projections/defaults.proj: Fix spelling of Mercator
552    
553    2003-05-05  Jonathan Coles   <[email protected]>
554    
555            Addresses the "Full Layer Extent" wish of RTbug #1787.
556    
557            * Resources/Projections/defaults.proj: Added UK National Grid.
558    
559            * Thuban/UI/mainwindow.py: Added new "Full layer extent" menu option.
560            (MainWindow.FullLayerExtent): New. Calls MapCanvas.FitLayerToWindow()
561            when the user selects the menu option.
562    
563            * Thuban/UI/view.py (MapCanvas.FitLayerToWindow): New. Centers and
564            scales the given layer on the canvas using the map projection.
565    
566    2003-05-05  Bernhard Herzog  <[email protected]>
567    
568            Convert the table implementations to a new table interface. All
569            tables use a common mixin class to provide backwards compatibility
570            until all table users have been updated.
571    
572            * Thuban/Model/table.py (OldTableInterfaceMixin): Mixin class to
573            provide backwards compatibility for table classes implementing the
574            new interface
575            (DBFTable, MemoryTable): Implement the new table interface. Use
576            OldTableInterfaceMixin as base for compatibility
577            (DBFColumn, MemoryColumn): New. Column description for DBFTable
578            and MemoryTable resp.
579    
580            * test/test_dbf_table.py: New. Test cases for the DBFTable with
581            the new table interface.
582    
583            * test/test_memory_table.py: New. Test cases for the MemoryTable
584            with the new table interface.
585    
586            * test/test_table.py: Document the all tests in this file as only
587            for backwards compatibility. The equivalent tests for the new
588            interface are in test_memory_table.py and test_dbf_table.py
589            (MemoryTableTest.test_read): field_info should be returning tuples
590            with four items
591            (MemoryTableTest.test_write): Make doc-string a more precise.
592    
593            * Thuban/Model/transientdb.py (TransientTableBase): Convert to new
594            table interface. Derive from from OldTableInterfaceMixin for
595            compatibility.
596            (TransientTableBase.create): New intance variable column_map to
597            map from names and indices to column objects
598            (TransientTable.create): Use the new table interface of the input
599            table
600            (AutoTransientTable): Convert to new table interface. Derive from
601            from OldTableInterfaceMixin for compatibility.
602            (AutoTransientTable.write_record): Removed. It's not implemented
603            yet and we still have to decide how to handle writing with the new
604            table and data framework.
605    
606            * test/test_transientdb.py
607            (TestTransientTable.run_iceland_political_tests)
608            (TestTransientTable.test_transient_joined_table): Use the new
609            table interface
610    
611    2003-05-05  Jonathan Coles   <[email protected]>
612    
613            This is namely a collection of UI updates to improve user interactivity.
614            Tabbing between controls now exists and you can use ESC to close dialog
615            boxes; ENTER will active the default button.
616    
617            * Thuban/UI/classgen.py (ClassGenDialog.__init__): Rearrange the
618            order that the controls are created so that tabbing works correctly.
619            (ClassGenDialog.OnOK): Renamed from _OnGenerate() so that the
620            wxDialog can handle the default button correctly.
621            (ClassGenDialog.OnCancel): Renamed from _OnCloseBtn() for the
622            same reasons as for OnOK.
623            (GenUniformPanel._OnRetrieve): Call wxBeginBusyCursor/wxEndBusyCursor
624            when we ask the table for the maximum/minimum values of a field
625            which could take a very long time.
626    
627            * Thuban/UI/classifier.py (Classifier.__init__): Rearrange the
628            order that the controls are created so that tabbing works correctly.
629            (SelectPropertiesDialog.__init__): Rearrange the order that the
630            controls are created so that tabbing works correctly.
631    
632            * Thuban/UI/dialogs.py: Copied NonModalDialog box and changed it
633            to derive from a wxDialog but behave like the original implementation
634            which was derived from a wxFrame. wxDialog provides useful key
635            handling functionality like ESC calling OnCancel and ENTER calling
636            OnOK which is lost with wxFrame.
637    
638            * Thuban/UI/mainwindow.py: Add "..." to menu items that will open
639            new dialogs.
640    
641            * Thuban/UI/projdialog.py (ProjFrame.__init__): Rearrange the
642            order that the controls are created so that tabbing works correctly.
643            (ProjFrame.OnApply): Renamed from _OnTry() to use wxDialog behaviour.
644            (ProjFrame.OnOK): Renamed from _OnOK() to use wxDialog behaviour.
645            (ProjFrame.OnCancel): Renamed from _OnClose() to use wxDialog behaviour.
646            (ProjPanel.__init__): Add "Airy" to the list of ellipsoids so we
647            can provide the "UK National Grid" as a default projection.
648            (UTMPanel.__init__): Rearrange the order that the controls are
649            created so that tabbing works correctly.
650    
651    2003-05-05  Bernhard Herzog  <[email protected]>
652    
653            * extensions/thuban/wxproj.cpp: Fix some of the comments.
654            (project_point): If a map projection but no layer projection is
655            given, convert degrees to radians before applying the map
656            projection.
657    
658            * Thuban/UI/tableview.py (TableGrid.disallow_messages)
659            (TableGrid.allow_messages): New methods to make it possible to
660            inhibit message sending.
661            (TableGrid.issue): Only send the message if not inhibited.
662            (LayerTableGrid.select_shape): Use the new methods to make sure
663            that no ROW_SELECTED message is sent while we're updating the
664            selected rows to match the selected shapes.
665    
666    2003-05-02  Jan-Oliver Wagner <[email protected]>
667    
668            Implementation of MemoryTable.
669    
670            * Thuban/Model/table.py (MemoryTable): New. Quite simple table
671            implementation that operates on a list of tuples. All of the data
672            are kept in the memory.
673    
674            * test/test_table.py (MemoryTableTest): New.
675    
676            * test/test_transientdb.py (SimpleTable): Removed.
677            (TestTransientTable.test_transient_joined_table,
678            (TestTransientTable.test_transient_table_read_twice): Replaced
679            SimpleTable by MemoryTable.
680    
681    2003-04-30  Jonathan Coles   <[email protected]>
682    
683            * Data/iceland_sample.thuban: Now contains correct projections
684            for each of the layers.
685    
686            * Resources/Projections/defaults.proj: Geographic projection
687            contains unit conversion parameter.
688    
689    2003-04-30  Jonathan Coles   <[email protected]>
690    
691            The most important part of this putback is the projection changes.
692            It should now be possible to specify the projection that a layer
693            is in and then specify a different projection for the map. The
694            projection dialog has an extra parameter for a geographic projection
695            which lets the user select if the input is in degrees or radians.
696    
697            * Thuban/Model/layer.py (Layer.ShapesInRegion): Fix docstring
698            to say that the parameter is a tuple of unprojected
699            points (which is what the callers to this method were assuming).
700            Also, since the points are unprojected we need to projected them.
701    
702            * Thuban/UI/legend.py (LegendTree.MoveCurrentItemUp,
703            LegendTree.MoveCurrentItemDown): If the layer or any of the layer's
704            groups are selected, move the layer up/down. Fixes RTbug #1833.
705    
706            * Thuban/UI/mainwindow.py: Move menu item map_rename up.
707    
708            * Thuban/UI/projdialog.py (ProjFrame._OnSave): Add missing
709            parameter in call to SetClientData.
710            (GeoPanel): Add support for selecting the units that the
711            source data is in (Radians or Degrees).
712    
713            * Thuban/UI/renderer.py (MapRenderer.draw_shape_layer): Optimize
714            the rendering loop by reducing the number of if's, removing the
715            unnecessary try/except block, and checking if the old group
716            is the same as the new one (which happens a lot if there is
717            no classification, or lots of shapes are in the same group).
718    
719            * Thuban/UI/view.py (MapCanvas.OnPaint): Add a try/except block
720            around the redraw routine to try to catch problems that the user
721            may create by selecting invalid projections for the data set and
722            map. Clears the display if there are any problems and prints the
723            error.
724            (MapCanvas.do_redraw): Use DC.Clear() instead of drawing a filled
725            rectangle.
726    
727            * extensions/thuban/wxproj.cpp (project_point): First invert the
728            supplied point (which should be in projected coordinates) using
729            the layer's projection and then project the point using the
730            map's projection.
731            (project_points): Use project_point() to project each point.
732    
733    2003-04-30  Jan-Oliver Wagner <[email protected]>
734    
735            * Thuban/Model/layer.py (Layer.SetShapeStore): Fixed a bug:
736            don't set the Classification to None if the classfication field
737            is None (ie only a DEFAULT).
738    
739    2003-04-30  Bernhard Herzog  <[email protected]>
740    
741            * Thuban/UI/view.py: Fix some typos.
742    
743            * Thuban/UI/mainwindow.py (MainWindow.identify_view_on_demand): Do
744            not pop up the dialog if the selection becomes empty (this could
745            happen if e.g. a new selection is opened while the identify tool
746            is active and dialog had been closed)
747    
748    2003-04-30  Bernhard Herzog  <[email protected]>
749    
750            * Thuban/Model/transientdb.py (TransientTableBase.__init__): New
751            instance variable read_record_last_result
752            (TransientTableBase.read_record): Make sure reading the same
753            record twice works. The implementation uses the new instance
754            variable read_record_last_result
755    
756            * test/test_transientdb.py
757            (TestTransientTable.test_transient_table_read_twice): New test
758            case for the above bug-fix.
759    
760    2003-04-29  Jonathan Coles   <[email protected]>
761    
762            * Thuban/common.py: Removed. No longer needed Str2Num. RTbug #1832.
763    
764            * Thuban/UI/classgen.py: Remove all uses of Str2Num.
765    
766            * Thuban/UI/classifier.py: Remove all uses of Str2Num.
767            (ClassTable.SetValueAsCustom): Rename keyword argument in
768            ClassGroup* constructors to match argument name.
769    
770    2003-04-29  Bernhard Herzog  <[email protected]>
771    
772            * Thuban/Model/session.py (Session.Destroy): Explicitly close the
773            transient DB if it exists to make sure it doesn't leave a journal
774            file in the temp directory.
775    
776            * Thuban/Model/transientdb.py (TransientDatabase.close): Set
777            self.conn to None after closing the connection to make sure it's
778            not closed twice
779    
780    2003-04-29  Jonathan Coles   <[email protected]>
781    
782            Add a visible parameter in the layer XML tag. The default value is
783            "true". If anything other than "false" is specified we also assume
784            "true". Addresses RTbug #1025.
785    
786            * Doc/thuban.dtd: Add visible parameter to a layer.
787    
788            * Thuban/Model/layer.py (BaseLayer.__init__): Change default value
789            of visible from 1 to True.
790            (Layer.__init__): Change default value of visible from 1 to True.
791    
792            * Thuban/Model/load.py (SessionLoader.start_layer): Read visible
793            parameter.
794    
795            * Thuban/Model/save.py (SessionSaver.write_layer): Save visible
796            parameter.
797    
798            * test/test_load.py: Add new test data contents_test_visible.
799            (LoadSessionTest.setUp): save test data.
800            (LoadSessionTest.testLayerVisibility): Test if the visible flag
801            is loaded correctly.
802    
803            * test/test_save.py (SaveSessionTest.testSingleLayer): Add test
804            for saving an invisible layer.
805    
806    2003-04-29  Jonathan Coles   <[email protected]>
807    
808            * Thuban/UI/mainwindow.py (MainWindow.SetMap): Look up the
809            legend dialog box and tell it to change its map to the one
810            supplied to SetMap(). Fixes RTbug #1770.
811    
812    2003-04-29  Bernhard Herzog  <[email protected]>
813    
814            Next step of table implementation. Introduce a transient database
815            using SQLite that some of the data is copied to on demand. This
816            allows us to do joins and other operations that require an index
817            for good performance with reasonable efficiency. Thuban now needs
818            SQLite 2.8.0 and pysqlite 0.4.1. Older versions may work but I
819            haven't tested that.
820            
821            * Thuban/Model/transientdb.py: New. Transient database
822            implementation.
823    
824            * test/test_transientdb.py: New. Tests for the transient DB
825            classes.
826    
827            * Thuban/Model/session.py (AutoRemoveFile, AutoRemoveDir): New
828            classes to help automatically remove temporary files and
829            directories.
830            (Session.__init__): New instance variables temp_dir for the
831            temporary directory and transient_db for the SQLite database
832            (Session.temp_directory): New. Create a temporary directory if not
833            yet done and return its name. Use AutoRemoveDir to have it
834            automatically deleted
835            (Session.TransientDB): Instantiate the transient database if not
836            done yet and return it.
837    
838            * Thuban/Model/data.py (ShapefileStore.__init__): Use an
839            AutoTransientTable so that data is copied to the transient DB on
840            demand.
841            (SimpleStore): New class that simply combines a table and a
842            shapefile
843    
844            * Thuban/Model/table.py (Table, DBFTable): Rename Table into
845            DBFTable and update its doc-string to reflect the fact that this
846            is only the table interface to a DBF file. Table is now an alias
847            for DBFTable for temporary backwards compatibility.
848    
849            * Thuban/UI/application.py (ThubanApplication.OnExit): Make sure
850            the last reference to the session goes away so that the temporary
851            files are removed properly.
852    
853            * test/test_load.py (LoadSessionTest.tearDown): Remove the
854            reference to the session to make sure the temporary files are
855            removed.
856    
857    2003-04-29  Bernhard Herzog  <[email protected]>
858    
859            * Thuban/Model/load.py (XMLReader.__init__, XMLReader.read): Turn
860            the __parser instance variable into a normal local variable in
861            read. It's only used there and read will never be called more than
862            once. Plus it introduces a reference cycle that keeps can keep the
863            session object alive for a long time.
864    
865    2003-04-29  Jonathan Coles   <[email protected]>
866    
867            * Thuban/Model/proj.py (Projection): Removed Set*() methods to make
868            Projection an immutable item. Fixes RTbug #1825.
869            (Projection.__init__): Initialize instance variables here.
870            (ProjFile.Replace): New. Replace the given projection object with
871            the new projection object. This solves the problem of needing the
872            mutator Projection.SetProjection() in the ProjFrame class and
873            allows a projection to change parameters without changing its
874            location in the file.
875    
876            * Thuban/UI/mainwindow.py (MainWindow.SaveSessionAs): Dialog should
877            be of type wxSAVE and should verify overwriting a file.
878    
879            * Thuban/UI/projdialog.py (ProjFrame._OnSave): Use the new
880            ProjFile.Replace() method instead of the mutator
881            Projection.SetProjection(). Also requires that we reassign the
882            client data to the new projection.
883    
884            * test/test_proj.py (TestProjection.test): Test GetName() and
885            GetAllParameters()
886            (TestProjFile.test): Remove tests for Set*() methods. Add tests
887            for Replace().
888    
889  2003-04-25  Jonathan Coles   <[email protected]>  2003-04-25  Jonathan Coles   <[email protected]>
890    
891          * Thuban/Model/save.py (SessionSaver.write_projection): Make sure          * Thuban/Model/save.py (SessionSaver.write_projection): Make sure

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