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revision 523 by jan, Wed Mar 12 17:08:23 2003 UTC revision 811 by bh, Mon May 5 13:09:26 2003 UTC
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1    2003-05-05  Bernhard Herzog  <[email protected]>
2    
3            * extensions/thuban/wxproj.cpp: Fix some of the comments.
4            (project_point): If a map projection but no layer projection is
5            given, convert degrees to radians before applying the map
6            projection.
7    
8            * Thuban/UI/tableview.py (TableGrid.disallow_messages)
9            (TableGrid.allow_messages): New methods to make it possible to
10            inhibit message sending.
11            (TableGrid.issue): Only send the message if not inhibited.
12            (LayerTableGrid.select_shape): Use the new methods to make sure
13            that no ROW_SELECTED message is sent while we're updating the
14            selected rows to match the selected shapes.
15    
16    2003-05-02  Jan-Oliver Wagner <[email protected]>
17    
18            Implementation of MemoryTable.
19    
20            * Thuban/Model/table.py (MemoryTable): New. Quite simple table
21            implementation that operates on a list of tuples. All of the data
22            are kept in the memory.
23    
24            * test/test_table.py (MemoryTableTest): New.
25    
26            * test/test_transientdb.py (SimpleTable): Removed.
27            (TestTransientTable.test_transient_joined_table,
28            (TestTransientTable.test_transient_table_read_twice): Replaced
29            SimpleTable by MemoryTable.
30    
31    2003-04-30  Jonathan Coles   <[email protected]>
32    
33            * Data/iceland_sample.thuban: Now contains correct projections
34            for each of the layers.
35    
36            * Resources/Projections/defaults.proj: Geographic projection
37            contains unit conversion parameter.
38    
39    2003-04-30  Jonathan Coles   <[email protected]>
40    
41            The most important part of this putback is the projection changes.
42            It should now be possible to specify the projection that a layer
43            is in and then specify a different projection for the map. The
44            projection dialog has an extra parameter for a geographic projection
45            which lets the user select if the input is in degrees or radians.
46    
47            * Thuban/Model/layer.py (Layer.ShapesInRegion): Fix docstring
48            to say that the parameter is a tuple of unprojected
49            points (which is what the callers to this method were assuming).
50            Also, since the points are unprojected we need to projected them.
51    
52            * Thuban/UI/legend.py (LegendTree.MoveCurrentItemUp,
53            LegendTree.MoveCurrentItemDown): If the layer or any of the layer's
54            groups are selected, move the layer up/down. Fixes RTbug #1833.
55    
56            * Thuban/UI/mainwindow.py: Move menu item map_rename up.
57    
58            * Thuban/UI/projdialog.py (ProjFrame._OnSave): Add missing
59            parameter in call to SetClientData.
60            (GeoPanel): Add support for selecting the units that the
61            source data is in (Radians or Degrees).
62    
63            * Thuban/UI/renderer.py (MapRenderer.draw_shape_layer): Optimize
64            the rendering loop by reducing the number of if's, removing the
65            unnecessary try/except block, and checking if the old group
66            is the same as the new one (which happens a lot if there is
67            no classification, or lots of shapes are in the same group).
68    
69            * Thuban/UI/view.py (MapCanvas.OnPaint): Add a try/except block
70            around the redraw routine to try to catch problems that the user
71            may create by selecting invalid projections for the data set and
72            map. Clears the display if there are any problems and prints the
73            error.
74            (MapCanvas.do_redraw): Use DC.Clear() instead of drawing a filled
75            rectangle.
76    
77            * extensions/thuban/wxproj.cpp (project_point): First invert the
78            supplied point (which should be in projected coordinates) using
79            the layer's projection and then project the point using the
80            map's projection.
81            (project_points): Use project_point() to project each point.
82    
83    2003-04-30  Jan-Oliver Wagner <[email protected]>
84    
85            * Thuban/Model/layer.py (Layer.SetShapeStore): Fixed a bug:
86            don't set the Classification to None if the classfication field
87            is None (ie only a DEFAULT).
88    
89    2003-04-30  Bernhard Herzog  <[email protected]>
90    
91            * Thuban/UI/view.py: Fix some typos.
92    
93            * Thuban/UI/mainwindow.py (MainWindow.identify_view_on_demand): Do
94            not pop up the dialog if the selection becomes empty (this could
95            happen if e.g. a new selection is opened while the identify tool
96            is active and dialog had been closed)
97    
98    2003-04-30  Bernhard Herzog  <[email protected]>
99    
100            * Thuban/Model/transientdb.py (TransientTableBase.__init__): New
101            instance variable read_record_last_result
102            (TransientTableBase.read_record): Make sure reading the same
103            record twice works. The implementation uses the new instance
104            variable read_record_last_result
105    
106            * test/test_transientdb.py
107            (TestTransientTable.test_transient_table_read_twice): New test
108            case for the above bug-fix.
109    
110    2003-04-29  Jonathan Coles   <[email protected]>
111    
112            * Thuban/common.py: Removed. No longer needed Str2Num. RTbug #1832.
113    
114            * Thuban/UI/classgen.py: Remove all uses of Str2Num.
115    
116            * Thuban/UI/classifier.py: Remove all uses of Str2Num.
117            (ClassTable.SetValueAsCustom): Rename keyword argument in
118            ClassGroup* constructors to match argument name.
119    
120    2003-04-29  Bernhard Herzog  <[email protected]>
121    
122            * Thuban/Model/session.py (Session.Destroy): Explicitly close the
123            transient DB if it exists to make sure it doesn't leave a journal
124            file in the temp directory.
125    
126            * Thuban/Model/transientdb.py (TransientDatabase.close): Set
127            self.conn to None after closing the connection to make sure it's
128            not closed twice
129    
130    2003-04-29  Jonathan Coles   <[email protected]>
131    
132            Add a visible parameter in the layer XML tag. The default value is
133            "true". If anything other than "false" is specified we also assume
134            "true". Addresses RTbug #1025.
135    
136            * Doc/thuban.dtd: Add visible parameter to a layer.
137    
138            * Thuban/Model/layer.py (BaseLayer.__init__): Change default value
139            of visible from 1 to True.
140            (Layer.__init__): Change default value of visible from 1 to True.
141    
142            * Thuban/Model/load.py (SessionLoader.start_layer): Read visible
143            parameter.
144    
145            * Thuban/Model/save.py (SessionSaver.write_layer): Save visible
146            parameter.
147    
148            * test/test_load.py: Add new test data contents_test_visible.
149            (LoadSessionTest.setUp): save test data.
150            (LoadSessionTest.testLayerVisibility): Test if the visible flag
151            is loaded correctly.
152    
153            * test/test_save.py (SaveSessionTest.testSingleLayer): Add test
154            for saving an invisible layer.
155    
156    2003-04-29  Jonathan Coles   <[email protected]>
157    
158            * Thuban/UI/mainwindow.py (MainWindow.SetMap): Look up the
159            legend dialog box and tell it to change its map to the one
160            supplied to SetMap(). Fixes RTbug #1770.
161    
162    2003-04-29  Bernhard Herzog  <[email protected]>
163    
164            Next step of table implementation. Introduce a transient database
165            using SQLite that some of the data is copied to on demand. This
166            allows us to do joins and other operations that require an index
167            for good performance with reasonable efficiency. Thuban now needs
168            SQLite 2.8.0 and pysqlite 0.4.1. Older versions may work but I
169            haven't tested that.
170            
171            * Thuban/Model/transientdb.py: New. Transient database
172            implementation.
173    
174            * test/test_transientdb.py: New. Tests for the transient DB
175            classes.
176    
177            * Thuban/Model/session.py (AutoRemoveFile, AutoRemoveDir): New
178            classes to help automatically remove temporary files and
179            directories.
180            (Session.__init__): New instance variables temp_dir for the
181            temporary directory and transient_db for the SQLite database
182            (Session.temp_directory): New. Create a temporary directory if not
183            yet done and return its name. Use AutoRemoveDir to have it
184            automatically deleted
185            (Session.TransientDB): Instantiate the transient database if not
186            done yet and return it.
187    
188            * Thuban/Model/data.py (ShapefileStore.__init__): Use an
189            AutoTransientTable so that data is copied to the transient DB on
190            demand.
191            (SimpleStore): New class that simply combines a table and a
192            shapefile
193    
194            * Thuban/Model/table.py (Table, DBFTable): Rename Table into
195            DBFTable and update its doc-string to reflect the fact that this
196            is only the table interface to a DBF file. Table is now an alias
197            for DBFTable for temporary backwards compatibility.
198    
199            * Thuban/UI/application.py (ThubanApplication.OnExit): Make sure
200            the last reference to the session goes away so that the temporary
201            files are removed properly.
202    
203            * test/test_load.py (LoadSessionTest.tearDown): Remove the
204            reference to the session to make sure the temporary files are
205            removed.
206    
207    2003-04-29  Bernhard Herzog  <[email protected]>
208    
209            * Thuban/Model/load.py (XMLReader.__init__, XMLReader.read): Turn
210            the __parser instance variable into a normal local variable in
211            read. It's only used there and read will never be called more than
212            once. Plus it introduces a reference cycle that keeps can keep the
213            session object alive for a long time.
214    
215    2003-04-29  Jonathan Coles   <[email protected]>
216    
217            * Thuban/Model/proj.py (Projection): Removed Set*() methods to make
218            Projection an immutable item. Fixes RTbug #1825.
219            (Projection.__init__): Initialize instance variables here.
220            (ProjFile.Replace): New. Replace the given projection object with
221            the new projection object. This solves the problem of needing the
222            mutator Projection.SetProjection() in the ProjFrame class and
223            allows a projection to change parameters without changing its
224            location in the file.
225    
226            * Thuban/UI/mainwindow.py (MainWindow.SaveSessionAs): Dialog should
227            be of type wxSAVE and should verify overwriting a file.
228    
229            * Thuban/UI/projdialog.py (ProjFrame._OnSave): Use the new
230            ProjFile.Replace() method instead of the mutator
231            Projection.SetProjection(). Also requires that we reassign the
232            client data to the new projection.
233    
234            * test/test_proj.py (TestProjection.test): Test GetName() and
235            GetAllParameters()
236            (TestProjFile.test): Remove tests for Set*() methods. Add tests
237            for Replace().
238    
239    2003-04-25  Jonathan Coles   <[email protected]>
240    
241            * Thuban/Model/save.py (SessionSaver.write_projection): Make sure
242            to save the name of the projection.
243    
244            * test/test_save.py (SaveSessionTest.testLayerProjection): New
245            test to verify layer projections are saved correctly.
246    
247    2003-04-25  Jonathan Coles   <[email protected]>
248    
249            * Thuban/Model/proj.py (Projection.SetName): Set the name
250            to "Unknown" if name is None.
251            (Projection.SetAllParameters): New. Set the projection's
252            parameter list to the one supplied.
253            (Projection.SetProjection): New. Set the projection's
254            properties to those of the supplied Projection.
255    
256            * Thuban/UI/mainwindow.py (MainWindow.MapProjection): Set
257            the dialog title to include the map's title.
258            (MainWindow.LayerProjection): Set the dialog title to include
259            the layer's title.
260    
261            * Thuban/UI/projdialog.py (ProjFrame.__ShowError): Consolidate
262            error dialogs into a single method call.
263            (ProjFrame.__VerifyButtons): Add more states to check.
264            (ProjFrame.__GetProjection): Return the current state of an
265            edited projection or None.
266            (ProjFrame.__FillAvailList): Remove checks for states that
267            shouldn't exist.
268            (ProjFrame._OnNew): Clear all selected items and supply
269            a projection panel if necessary.
270    
271            * test/test_proj.py (TestProjFile.test): Add tests for
272            ProjFile.SetAllParameters, ProjFile.SetProjection,
273            ProjFile.SetName.
274    
275    2003-04-25  Jonathan Coles   <[email protected]>
276    
277            * Thuban/UI/projdialog.py (ProjFrame.__FillAvailList): Now
278            takes an optional argument to select the current projection.
279            This does not guarantee that the item is visible due to
280            limited wxWindows functionality. Fixes RTBug #1821.
281    
282    2003-04-25  Jonathan Coles   <[email protected]>
283    
284            * Thuban/Model/load.py (SessionLoader.start_projection): Remember
285            the projection name and use it when constructing the Projection
286            object.
287    
288            * Thuban/Model/proj.py (Projection.__init__): Change the default
289            value for 'name' to None and then test if name is equal to None
290            in the body of the constructor. This way the caller doesn't have to
291            know what the default value should be. Namely, useful in load.py
292            where we have to pick a default value if the 'name' parameter
293            doesn't exist in the XML file.
294    
295            * test/test_load.py (LoadSessionTest.testLayerProjection): New.
296            Tests a file where a layer has a projection.
297    
298    2003-04-25  Jonathan Coles   <[email protected]>
299    
300            * Thuban/Model/layer.py (Layer.TreeInfo): Add an item to the
301            tree for projection information.
302    
303            * Thuban/Model/load.py (XMLReader.GetFilename): Renamed from
304            XMLReader.GetFileName.
305            (SessionLoader): Added support for loading projection tags that
306            appear inside a layer.
307    
308            * Thuban/Model/proj.py (ProjFile): Document the class. Move
309            back to using a list because the order of the projections in
310            the file is important to maintain. Fixes RTbug #1817.
311    
312            * Thuban/Model/resource.py: Rename calls to ProjFile.GetFileName
313            to ProjFile.GetFilename.
314    
315            * Thuban/Model/save.py (SessionSaver.write_layer): Save projection
316            information.
317    
318            * Thuban/UI/projdialog.py (ProjFrame._OnAddToList): Renamed from
319            ProjFrame._OnSaveAs. Removed old dead code from previous
320            implementation.
321            (ProjFrame._OnExport): Add support for exporting more than one
322            projection to a single file.
323            (ProjFrame.__FillAvailList): use string formatting (% operator)
324            to build strings that are (partly) translated. Fixes RTbug #1818.
325    
326            * test/test_proj.py (TestProjFile.test): New. Tests the base ProjFile
327            class.
328    
329    2003-04-24  Bernhard Herzog  <[email protected]>
330    
331            * po/es.po: Updated Spanish translation by Daniel Calvelo Aros
332    
333            * po/fr.po: New. French translation by Daniel Calvelo Aros
334    
335            * Thuban/UI/projdialog.py (ProjFrame._OnSaveAs): Don't translate
336            empty strings.
337    
338    2003-04-24  Jonathan Coles   <[email protected]>
339    
340            * Thuban/Model/layer.py (Layer.GetProjection): New. Needed to
341            implement the interface that the ProjFrame dialog expects.
342    
343            * Thuban/Model/proj.py (Projection.SetName): New. Allows the
344            name of the projection to be changed.
345            (ProjFile): Use a dictionary instead of a list so that removing
346            projections is easier and we are sure about uniqueness.
347            (ProjFile.Remove): Remove the given projection object.
348    
349            * Thuban/Model/resource.py (GetSystemProjFiles, GetUserProjFiles):
350            Return a list with only one projection file instead of searching for
351            any projection file. This simplifies many things if the user can
352            only have one system file and one user file.
353    
354            * Thuban/UI/classgen.py: Change all references to
355            genCombo to genChoice.
356    
357            * Thuban/UI/mainwindow.py: Add a Projection option under the
358            layer menu.
359            (MainWindow.LayerProjection): New. Open up a projection window
360            for a layer.
361    
362            * Thuban/UI/projdialog.py: Large changes to how the dialog is
363            laid out. Use three panels instead of one. One for the list of
364            projections, one for the edit controls, and one for the buttons.
365            Fixed resizing problems so that the dialog resizes correctly
366            when the projection panel changes. Added import/export, save, and
367            new buttons/functionality.
368    
369    2003-04-24  Bernhard Herzog  <[email protected]>
370    
371            First step towards table management. Introduce a simple data
372            abstraction so that we replace the data a layer uses more easily
373            in the next step.
374    
375            * Thuban/Model/data.py: New file with a simple data abstraction
376            that bundles shapefile and dbffile into one object.
377    
378            * Thuban/Model/session.py (Session.OpenShapefile): New method to
379            open shapefiles and return a shape store object
380    
381            * Thuban/Model/layer.py (Layer.__init__): Pass the data as a store
382            object instead of a shapefile filename. This introduces a new
383            instance variable store holding the datastore. For intermediate
384            backwards compatibility keep the old instance variables.
385            (open_shapefile): Removed. No longer needed with the shape store.
386            (Layer.SetShapeStore, Layer.ShapeStore): New methods to set and
387            get the shape store used by a layer.
388            (Layer.Destroy): No need to explicitly destroy the shapefile or
389            table anymore.
390    
391            * Thuban/UI/mainwindow.py (MainWindow.AddLayer)
392            (MainWindow.AddLayer): Use the session's OpenShapefile method to
393            open shapefiles
394    
395            * Thuban/Model/load.py (ProcessSession.start_layer): Use the
396            session's OpenShapefile method to open shapefiles
397    
398            * test/test_classification.py
399            (TestClassification.test_classification): Use the session's
400            OpenShapefile method to open shapefiles and build the filename in
401            a more platform independed way
402    
403            * test/test_layer.py (TestLayer.setUp, TestLayer.tearDown):
404            Implement to have a session to use in the tests
405            (TestLayer.test_arc_layer, TestLayer.test_polygon_layer)
406            (TestLayer.test_point_layer, TestLayer.test_empty_layer): Use the
407            session's OpenShapefile method to open shapefiles
408            (TestLayerLegend.setUp): Instantiate a session so that we can use
409            it to open shapefiles.
410            (TestLayerLegend.tearDown): Make sure that all references to
411            layers and session are removed otherwise we may get a resource
412            leak
413    
414            * test/test_map.py (TestMapAddLayer.test_add_layer)
415            (TestMapWithContents.setUp): Instantiate a session so that we can
416            use it to open shapefiles.
417            (TestMapWithContents.tearDown): Make sure that all references to
418            layers, maps and sessions are removed otherwise we may get a
419            resource leak
420            ("__main__"): use support.run_tests() so that more info about
421            uncollected garbage is printed
422    
423            * test/test_save.py (SaveSessionTest.testSingleLayer): Use the
424            session's OpenShapefile method to open shapefiles
425            ("__main__"): use support.run_tests() so that more info about
426            uncollected garbage is printed
427    
428            * test/test_selection.py (TestSelection.tearDown): Make sure that
429            all references to the session and the selection are removed
430            otherwise we may get a resource leak
431            (TestSelection.get_layer): Instantiate a session so that we can
432            use it to open shapefiles.
433            ("__main__"): use support.run_tests() so that more info about
434            uncollected garbage is printed
435    
436            * test/test_session.py (TestSessionBase.tearDown)
437            (TestSessionWithContent.tearDown): Make sure that all references
438            to the session and layers are removed otherwise we may get a
439            resource leak
440            (TestSessionWithContent.setUp): Use the session's OpenShapefile
441            method to open shapefiles
442    
443    2003-04-24  Jonathan Coles   <[email protected]>
444    
445            * Thuban/Model/load.py (XMLReader.read): Should have been checking
446            if the file_or_filename object had the 'read' attribute.
447    
448    2003-04-23  Jonathan Coles   <[email protected]>
449    
450            * Thuban/Model/resource.py: Fixes RTbug #1813.
451            (ReadProjFile): Add documentation about which exceptions are raised.
452            Always pass the exceptions up to the caller.
453            (GetProjFiles): If the directory can't be read return an empty list.
454            If any of the proj files can't be read skip that file and go
455            on to the next one.
456    
457            * test/test_proj.py: Added test cases to handle nonexistent files,
458            unreadable files, and files that don't parse correctly.
459    
460    2003-04-23  Jonathan Coles   <[email protected]>
461    
462            Projection dialog. Allows the user to select from a list
463            of projection templates and optionally edit them and save new ones.
464    
465            * Thuban/UI/projdialog.py (ProjFrame): New. Main dialog.
466            (ProjPanel): Base class for projection specific panels.
467            (TMPanel): Projection panel for Transverse Mercartor.
468            (UTMPanel): Projection panel for Universal Transverse Mercartor.
469            (LCCPanel): Projection panel for Lambert Conic Conformal.
470            (GeoPanel): Projetion panel for Geographic Projection.
471    
472    2003-04-23  Jonathan Coles   <[email protected]>
473    
474            * Thuban/Model/load.py (XMLReader): Renamed from XMLProcessor to
475            promote symmetry. There now exists XMLReader and XMLWriter.
476            (XMLReader.read): New. Call to read the given file descriptor or
477            filename.
478            (XMLReader.close): New. Make sure the file is closed.
479            (XMLReader.GetFileName): New. Return just the file name that is being
480            read from.
481            (XMLReader.GetDirectory): New. Return just the directory of the file
482            that is being read.
483            (XMLReader.AddDispatchers): New. Take a dictionary which contains
484            the names of functions to call as the XML tree is parsed.
485            (XMLReader.startElementNS): Updated to use new dispatcher dictionary.
486            (XMLReader.endElementNS): Updated to use new dispatcher dictionary.
487            (SessionLoader): Removed class variables start_dispatcher and
488            end_dispatcher since this functionality is now part of a class
489            instance. Fixes RTbug #1808.
490            (SessionLoader.__init__): Add dispatcher functions.
491            (load_xmlfile): Code was moved into the XMLReader.read().
492            (load_session): Use modified SessionLoader.
493    
494            * Thuban/Model/map.py (Map.GetProjection): New. Returns the
495            map's projection.
496    
497            * Thuban/Model/proj.py (Projection.GetParameters): Renamed to
498            GetAllParameters.
499            (Projection.GetParameter): Returns the value for the given parameter.
500    
501            * Thuban/Model/resource.py: Use XMLReader and XMLWriter.
502            (GetProjFiles): Renamed from GetProjections. Now returns a list
503            of ProjFile objects.
504            (GetSystemProjFiles): Renamed from GetSuppliedProjections. Returns
505            a list of ProjFile objects whose files are not user defined.
506            (GetUserProjFiles): Renamed from GetUserProjections. Returns a
507            list of ProjFile objects whose files are user defined.
508            (ProjFileReader): Extend new XMLReader.
509    
510            * Thuban/Model/save.py (XMLWriter): Renamed from XMLSaver to
511            promote symmetry.
512    
513            * Thuban/UI/classgen.py (ClassGenDialog.__init__): Use a wxChoice
514            control instead of a wxComboBox. wxChoice controls do not generate
515            events as the uses highlights possible choices which fixes problems
516            with resizing the dialog when the use selects an option.
517    
518            * Thuban/UI/classifier.py (Classifier.__init__): Use a wxChoice
519            control instead of a wxComboBox.
520    
521            * Thuban/UI/mainwindow.py (MainWindow.Projection): Use new projection
522            dialog.
523    
524            * test/test_proj.py (TestProjection.test): New tests for GetParameter
525            method.
526    
527    2003-04-22  Bernhard Herzog  <[email protected]>
528    
529            * Thuban/UI/mainwindow.py: Remove some unused imports and global
530            constants
531    
532            * Thuban/UI/identifyview.py (IdentifyListCtrl.selected_shape)
533            (IdentifyGridCtrl.selected_shape): Use table, not shapetable.
534    
535    2003-04-17  Bernhard Herzog  <[email protected]>
536    
537            * Thuban/Model/layer.py: Don't import LAYER_LEGEND_CHANGED.
538            (Layer): Update doc-string since LAYER_LEGEND_CHANGED is not used
539            anymore.
540            (Layer.BoundingBox, Layer.GetFieldType, Layer.NumShapes)
541            (Layer.ShapeType, Layer.Shape): No need to call
542            self.open_shapefile since it's always called in __init__
543    
544            * Thuban/UI/application.py (ThubanApplication.MainLoop): Removed.
545            In wxPython 2.4 there's no need to extend MainLoop anymore since
546            wxPython itself makes sure OnExit is called.
547    
548    2003-04-16  Jonathan Coles   <[email protected]>
549    
550            Initial putback of projection management code. Includes new
551            classes to read and write projection files. The current load
552            and save classes were abstracted a bit so they could be reused.
553            The Projection class was extended to provide new methods and
554            have a name.
555    
556            * Thuban/Model/load.py (XMLProcessor): New. Contains all the
557            general XML reading methods that were part of ProcessSession.
558    
559            * Thuban/Model/proj.py (Projection.__init__): Accepts an optional
560            name.
561            (ProjFile): New. Represents a file that contains projection
562            information.
563    
564            * Thuban/Model/resource.py: New. Contains general utilities
565            for read and writing projection files.
566    
567            * Thuban/Model/save.py (XMLSaver): New. Contains all the
568            general XML writing methods that were part of SessionSaver.
569            (SessionSaver): Renamed from Saver.
570    
571            * test/test_proj.py: New test cases for the projection
572            file read and write functions.
573    
574    2003-04-16  Jonathan Coles   <[email protected]>
575    
576            * Thuban/Model/classification.py: Use repr() around values
577            in the ClassGroup*.__repr__() methods so it is clearer when
578            a value is a string and when it is a number.
579    
580            * test/test_load.py: Rework the classification test to test
581            that we can load old files.
582            (testLabels): Test a file where the groups have labels.
583    
584    2003-04-16  Bernhard Herzog  <[email protected]>
585    
586            Safer implementation of the performance enhancements of the
587            low-level renderer:
588            
589            * extensions/thuban/wxproj.cpp (extract_projection)
590            (extract_pointer): Rename extract_projection to extract_pointer
591            and redefine its purpose to return the pointer stored in a CObject
592            returned by the object's cobject method. Update all callers.
593            (s_draw_info, free_draw_info, draw_polygon_init): Implement the
594            handling of these low-level parameters so that each s_draw_info
595            instance is handled as a CObject at python level that also
596            contains real references to the actual python objects which
597            contain the values in the struct. Add free_draw_info as the
598            destructor.
599            (draw_polygon_shape): Add the py_draw_info parameter which must a
600            cobject containing an s_draw_info pointer.
601    
602            * Thuban/UI/renderer.py (MapRenderer.polygon_render_param): New
603            method to instantiat the low-level render parameter
604            (MapRenderer.draw_shape_layer): Use the new method. Remove some
605            commented out code.
606            (MapRenderer.draw_polygon_shape): Make the first parameter not the
607            layer but the low-level render parameter
608            (ScreenRenderer.draw_shape_layer): Use the low-level render
609            parameter.
610    
611    2003-04-15  Jonathan Coles   <[email protected]>
612    
613            * Thuban/Model/classification.py: Implemented __repr__ for
614            the ClassGroup* classes to make debugging a bit easier.
615            (ClassGroup.SetLabel): Check that the string is an instance
616            of StringTypes not StringType. Accounts for Unicode strings.
617    
618            * Thuban/Model/color.py: Implemented __repr__ to make
619            debugging a bit easier.
620    
621            * Thuban/Model/save.py (Saver.write_classification): Need to
622            save the group label.
623    
624            * test/test_load.py (testClassification): New. Loads the
625            iceland_sample_test.thuban file and checks if it was loaded
626            correctly.
627    
628    2003-04-15  Jonathan Coles   <[email protected]>
629    
630            * extensions/thuban/wxproj.cpp (draw_polygon_init): New. Used
631            to improve rendering performance by initializing the variables
632            that are not change each time draw_polygon_shape() is called.
633            The values are stored in a global struct draw_info.
634            (draw_polygon_shape): Removed initialization code that is
635            now in draw_polygon_init().
636    
637            * Thuban/UI/renderer.py (MapRenderer.draw_shape_layer): Make
638            drawing initialization call to draw_polygon_init()
639            (MapRenderer.draw_polygon_shape): Use new signature of
640            draw_polygon_shape.
641    
642            * Thuban/UI/classgen.py (GenUniformPanel): Fix spin control
643            weirdness by setting the range to (1, maxint).
644    
645            * Thuban/Model/classification.py (ClassGroupProperties): Make
646            instance variables private and optimize comparison operator
647            by first checking if the color references are the same.
648            (ClassGroupSingleton): Make instance variables private.
649            (ClassGroupRange): Make instance variables private.
650    
651            * HOWTO-Release: Filled in missing steps for releasing packages.
652    
653    2003-04-15  Bernhard Herzog  <[email protected]>
654    
655            First stab at internationalized messages:
656    
657            * Thuban/__init__.py (_): Implement the translation function for
658            real using the python gettext module.
659    
660            * Thuban/UI/classifier.py (ClassTable.GetRowLabelValue): Don't
661            translate empty strings.
662    
663            * Thuban/UI/application.py (ThubanApplication.read_startup_files):
664            Add a missing space to a warning message
665    
666            * po/README: New. Notes about the management of the translation
667            files.
668    
669            * po/Makefile: New. Makefile to help manage the translation files.
670    
671            * po/es.po: New. Spanish translation by Daniel Calvelo Aros
672    
673            * MANIFEST.in: Include the *.mo files in Resources/Locale and the
674            translations and support files in po/
675    
676            * setup.py (data_files): Add the *.mo files to the data_files too
677    
678            * README: Add note about the translations when building from CVS
679    
680    2003-04-14  Jonathan Coles   <[email protected]>
681    
682            * Thuban/UI/dock.py: Fixes some window resizing problems most
683            noticable under windows. Always assume the button bitmaps will
684            be there. Code clean up.
685            (DockabelWindow.Dock, DockableWindow.UnDock): Force all the
686            images for the dock/undock button to the same images.
687            Work around for RTbug #1801.
688    
689            * Thuban/UI/legend.py (LegendPanel.__init__): The toolbar should
690            be allowed to grow within the sizer. Fixes a bug under Windows
691            where the toolbar wasn't being drawn.
692    
693    2003-04-14  Frank Koormann   <[email protected]>
694    
695            * Resources/Bitmaps/dock_12.xpm, Resources/Bitmaps/undock_12.xpm:
696            Updated design to try to make the button functionality more
697            transparent.
698    
699    2003-04-14  Jonathan Coles   <[email protected]>
700    
701            * Thuban/UI/legend.py (LegendPanel.__init__): Call Create() to
702            finalize the intialization of the panel.
703    
704            * Thuban/UI/dock.py (DockPanel.Create): New. Finalizes the
705            creation of the panel. Should be the last thing called in the
706            initializer of a subclass.
707    
708            * Thuban/UI/classgen.py (ClassGenDialog.__init__): Actively
709            set the current selections in the combo boxes. This is needed
710            under Windows.
711    
712            * Thuban/UI/classifier.py (Classifier.__init__): Add a top
713            level panel to the dialog so that the background colors are
714            consistent under Windows.
715    
716    2003-04-11  Jonathan Coles   <[email protected]>
717    
718            * Thuban/UI/classgen.py: Change color ramps to start at white
719            not black.
720    
721            * Thuban/UI/legend.py: Enable/disable the legend buttons when
722            the legend changes. Fixes RTbug #1793.
723    
724            * test/test_classification.py: Added test for copying of
725            classifications.
726    
727    2003-04-11  Jonathan Coles   <[email protected]>
728    
729            * Thuban/UI/resource.py: New. Centralize the loading of resources
730            such as bitmaps.
731    
732            * Thuban/UI/classgen.py (GenUniquePanel.__init__): Reordered buttons,
733            added images to the move buttons, added 'reverse' button.
734            (CustomRampPanel.__init__): Added images to the move buttons.
735            (GreyRamp): New. Generates a ramp from white to black.
736            (HotToColdRamp): New. Generates a ramp from cold to hot colors.
737    
738            * Thuban/UI/classifier.py: Refactored ID's from ID_CLASSIFY_* to
739            ID_PROPERTY_*.
740            (Classifier.__init__): Minor changes to the layout.
741            (Classifier._OnTitleChanged): Listen for when the user edits the
742            title and update the dialog's title and the layer's title.
743    
744            * Thuban/UI/dock.py: Use new bitmaps for the control buttons.
745    
746            * Thuban/UI/legend.py: Use new bitmaps for the control buttons.
747            (LegendTree._OnMsgLayerTitleChanged): Change the displayed title
748            if the layer's title changes.
749    
750            * Thuban/UI/mainwindow.py: Added new menu item and associated code
751            to open a dialog to rename the map.
752            (MainWindow): Use new resource class to import bitmaps.
753    
754    2003-04-11  Jonathan Coles   <[email protected]>
755    
756            * Resources/Bitmaps/close_12.xpm, Resources/Bitmaps/dock_12.xpm,
757            Resources/Bitmaps/group_use.xpm, Resources/Bitmaps/group_use_all.xpm,
758            Resources/Bitmaps/group_use_none.xpm,
759            Resources/Bitmaps/group_use_not.xpm,
760            Resources/Bitmaps/hide_layer.xpm,
761            Resources/Bitmaps/layer_properties.xpm,
762            Resources/Bitmaps/lower_layer.xpm, Resources/Bitmaps/raise_layer.xpm,
763            Resources/Bitmaps/show_layer.xpm, Resources/Bitmaps/undock_12.xpm:
764            New.
765    
766    2003-04-10  Jonathan Coles   <[email protected]>
767    
768            * Thuban/Model/classification.py: (ClassGroupRange.__init__):
769            Should pass group to ClassGroup constructor.
770    
771    2003-04-10  Jonathan Coles   <[email protected]>
772    
773            * Thuban/Model/classification.py: (ClassGroup): Move all the common
774            methods of the derived classes ([Set|Get]Properties(), __eq__, __ne__)
775            here. Implement SetVisible(), IsVisible().
776            (ClassGroup.__init__): Add group parameter which acts as a copy
777            constructor.
778    
779            * Thuban/UI/classifier.py (ClassTable): Add a new column for the
780            "Visible" check boxes.
781            (Classifier): Rename the buttons and refactor the code to match
782            the new labels.
783    
784            * Thuban/UI/legend.py: Classify button is now called "Properties".
785            Refactored the code to change variable names.
786            (LegendTree.__FillTreeLayer): Only list a group if it is visible.
787    
788            * Thuban/UI/mainwindow.py: MainWindow.OpenClassifier renamed to
789            MainWindow.OpenLayerProperties. MainWindow.LayerEditProperties
790            renamed to MainWindow.LayerEditProperties.
791            (MainWindow.ToggleLegend): Don't include map name in legend title.
792            (MainWindow.SetMap): Added the map name to the window title.
793            (MainWindow.LayerFillColor, MainWindow.LayerTransparentFill,
794            MainWindow.LayerOutlineColor, MainWindow.LayerNoOutline): Removed.
795            Functionality is found in the layer properties dialog.
796    
797            * Thuban/UI/renderer.py (MapRenderer.draw_shape_layer): Only
798            draw visible groups.
799    
800    2003-04-09  Jonathan Coles   <[email protected]>
801    
802            * Thuban/UI/classgen.py: Modifications to allow simple
803            addition and selection of new color schemes.
804            (MonochromaticRamp): New. Generates a ramp between two colors.
805            (RedRamp): New. Generates a ramp of all red.
806            (GreenRamp): New. Generates a ramp of all green.
807            (BlueRamp): New. Generates a ramp of all blue.
808    
809    2003-04-09  Jonathan Coles   <[email protected]>
810    
811            * Thuban/Model/classification.py (Classification.__deepcopy__):
812            Need to copy over field and fieldType attributes.
813    
814            * Thuban/Model/table.py (Table.field_range): New. Retrive the
815            maximum and minimum values over the entire table for a given
816            field.
817            (Table.GetUniqueValues): New. Retrieve all the unique values
818            in the table for a given field.
819    
820            * Thuban/UI/classgen.py: Renamed GenRangePanel to GenUniformPanel.
821            (GenUniquePanel): New. Controls to allow the user to select
822            which unique field values they would like in the classification.
823            (CustomRampPanel): Code that was in ClassGenDialog that allows
824            the user to select the properties for a custom ramp.
825            (ClassGenerator.GenUniformDistribution): Was called GenerateRanges.
826    
827            * Thuban/UI/classifier.py: Removed a lot of debugging code.
828            (Classifier._SetClassification): Callback method so that the
829            class generator can set the classification in the grid.
830            (ClassGroupPropertiesCtrl): New. Encapsulates the drawing and
831            editing of a group properties class into a wxWindows control.
832    
833            * Thuban/UI/dock.py: It was decided that if the user closes
834            a dockable window the window should simply hide itself. That
835            way if the user wants to show the dock again it appears in the
836            same place as it was when it was closed.
837            (DockableWindow.Destroy): Call renamed method OnDockDestroy().
838            (DockableWindow._OnButtonClose): Hide the window instead of
839            destroying it.
840            (DockableWindow._OnClose): Hide the window instead of
841            destroying it.
842    
843            * Thuban/UI/legend.py (LegendTree): Use a private method to
844            consistently set the font and style of the text. Fixes RTbug #1786.
845    
846            * Thuban/UI/mainwindow.py: Import just the Classifier class.
847    
848    2003-04-07  Bernhard Herzog  <[email protected]>
849    
850            * Thuban/UI/mainwindow.py (main_menu): Move the toggle_legend item
851            to the map module
852    
853    2003-04-07  Bernhard Herzog  <[email protected]>
854    
855            * Thuban/UI/mainwindow.py (MainWindow.ShowSessionTree): Removed in
856            favor of ToggleSessionTree
857            (MainWindow.ToggleSessionTree): New method to toggle visibility of
858            the session tree.
859            (MainWindow.SessionTreeShown): New method to return whether the
860            session tree is currently shown.
861            (MainWindow.ToggleLegend): New method to toggle visibility of the
862            legend
863            (MainWindow.ShowLegend): Implement in terms of ToggleLegend and
864            LegendShown
865            (MainWindow.LegendShown): New method to return whether the legend
866            is currently shown.
867            (_method_command): Add checked parameter so we can define check
868            menu items
869            (_has_tree_window_shown, _has_legend_shown): Use the appropriate
870            mainwindow methods.
871            (show_session_tree, show_legend commands): Removed.
872            (toggle_session_tree, toggle_legend commands): New commands to
873            toggle the visibility of the dialogs
874    
875    2003-04-07  Jonathan Coles   <[email protected]>
876    
877            * Thuban/UI/classgen.py: Fix Windows problem.
878    
879            * Thuban/UI/dock.py: Fix Windows problem.
880    
881            * Thuban/UI/mainwindow.py: Use False instead of false.
882            (MainWindow.ShowLegend): Remove unnecessary switch parameter.
883    
884    2003-04-07  Jonathan Coles   <[email protected]>
885    
886            Since we now say that the order of the groups in a classification
887            matters, it makes sense to be able to manipulate that order. Most
888            of the changes to Thuban/Model/classification.py are to that end.
889    
890            * Thuban/Model/classification.py (Classification.AppendGroup,
891            Classification.InsertGroup, Classification.ReplaceGroup,
892            Classification.RemoveGroup, Classification.GetGroup): Do as the
893            names imply.
894            (Classification.FindGroup): This was called GetGroup, but GetGroup
895            takes an index, while FindGroup takes a value.
896            (Classification.__deepcopy__): Copy all the groups, BUT NOT THE LAYER
897            REFERENCE. Currently there is a cyclic reference between the layer
898            and its classification. If the classification doesn't need to know
899            its owning layer we can change this, since it may make sense to be
900            able to use the same classification with different layers.
901    
902            * Thuban/Model/load.py: Use Classification.AppendGroup(), not AddGroup()
903    
904            * Thuban/UI/classgen.py: Use Classification.AppendGroup(),
905            not AddGroup()
906    
907            * Thuban/UI/classifier.py: Now that we can depend on the order in
908            a Classification and have methods to manipulate that order we don't
909            need to use our own data structures in the grid. We can simply make
910            the grid/table access the information they need from a copy of
911            the classification object.
912            (Classifier._OnCloseBtn): Event handler for when the user clicks
913            'Close'. This is needed so if the user applies changes and then
914            continues to change the table the user has the option of discarding
915            the most recent changes and keeping what they applied.
916    
917            * Thuban/UI/mainwindow.py: Put "Show Legend" and "Show Session Tree"
918            into the same group.
919    
920            * extensions/thuban/wxproj.cpp (check_version): If Thuban is compiled
921            with a really old version of proj, PJ_VERSION won't even be defined.
922            If it isn't defined then just compile so that the function always
923            returns Py_False.
924    
925            * test/test_classification.py: Fix tests to use the renamed methods.
926            Still need to write tests for the new methods.
927    
928    2003-04-04  Jonathan Coles   <[email protected]>
929    
930            * Thuban/UI/classifier.py (Classifier.__SelectField): Move the
931            call to SetSelection out of the method and before the call
932            to __SelectField in __init__. This prevents a recursion of events
933            when _OnFieldSelect is triggered by the user.
934    
935    2003-04-04  Jonathan Coles   <[email protected]>
936    
937            * Thuban/Model/classification.py: Rename Color.None to
938            Color.Transparent.
939            (ClassGroupProperties.SetLineColori, ClassGroupProperties.SetFill):
940            Don't bother copying the color, since Colors are immutable.
941    
942            * Thuban/Model/color.py, Thuban/Model/layer.py, Thuban/Model/load.py,
943            Thuban/UI/classifier.py, Thuban/UI/mainwindow.py,
944            Thuban/UI/renderer.py, Thuban/UI/view.py:
945            Rename Color.None to Color.Transparent.
946        
947            * test/test_classification.py, test/test_load.py: Rename Color.None
948            to Color.Transparent.
949    
950    2003-04-04  Jonathan Coles   <[email protected]>
951    
952            * Thuban/Model/classification.py: Fix assert calls.
953            (ClassGroupProperties.SetLineColor, ClassGroupProperties.SetFill):
954            Copy the color parameter rather than hold onto a reference.
955    
956            * Thuban/Model/color.py (Color.__copy__, Color.__deepcopy): Copy
957            the color object.
958            (NoColor.__copy__, NoColor.__deepcopy): Return 'self' so that we
959            are sure there exists only one refernce to Color.None in the system.
960            This allows us to use 'is' rather than the comparision functions.
961            
962            * Thuban/Model/save.py: Fix assert calls.
963            
964            * Thuban/UI/classifier.py: Fix assert calls.
965            (ClassGrid._OnCellDClick): Call up to the classifier to open the
966            dialog to edit the groups properties.
967            (ClassGrid._OnCellResize): Make sure that the scollbars are drawn
968            correctly if a cell is resized.
969            (ClassTable.SetClassification): New. Changes the classification
970            that is in the table.
971            (ClassTable.__SetRow): Allow groups to be prepended.
972            (Classifier): New code for opening the EditProperties and
973            GenerateRanges dialogs.
974            (SelectPropertiesDialog.__GetColor): Only set the color in the
975            color dialog if the current color is not None.
976            
977            * Thuban/UI/dock.py: Fix assert calls.
978            
979            * Thuban/UI/legend.py: Fix assert calls.
980            
981            * Thuban/UI/renderer.py: Fix assert calls.
982            
983            * Thuban/UI/classgen.py (ClassGenDialog): Dialog for generating
984            classifications.
985            (GenRangePanel): Panel specific to range generation.
986            (GenSingletonPanel): Panel specific to singleton generation.
987            (ClassGenerator): Class responsible for actually generating
988            the classification from the data gathered in the dialog box.
989            (PropertyRamp): Generates properties whose values range from
990            a starting property to an ending property.
991    
992    2003-04-03  Bernhard Herzog  <[email protected]>
993    
994            * test/support.py (print_garbage_information): New function that
995            prints information about still connected messages and memory
996            leaks.
997            (run_suite): Removed.
998            (run_tests): New function for use as a replacement of
999            unittest.main in the test_* files. This one calls
1000            print_garbage_information at the end.
1001    
1002            * test/runtests.py (main): Use support.print_garbage_information
1003    
1004            * test/test_layer.py: Use support.run_tests instead of
1005            unittest.main so we get memory leak information
1006            (TestLayer.test_arc_layer, TestLayer.test_polygon_layer)
1007            (TestLayer.test_point_layer, TestLayer.test_empty_layer)
1008            (TestLayerLegend.test_visibility): Call the layer's Destroy method
1009            to fix a memory leak.
1010    
1011            * test/test_classification.py: Use support.run_tests instead of
1012            unittest.main so we get memory leak information
1013            (TestClassification.test_classification): Call the layer's Destroy
1014            method to fix a memory leak.
1015    
1016    2003-04-02  Bernhard Herzog  <[email protected]>
1017    
1018            * extensions/thuban/wxproj.cpp (check_version, check_version_gtk):
1019            Handle the reference counts of the return value and errors in
1020            PyArg_ParseTuple correctly.
1021    
1022            * Thuban/UI/application.py (ThubanApplication.OpenSession): Make
1023            sure the filename is absolute to avoid problems when saving the
1024            session again
1025    
1026            * Thuban/Model/table.py: Remove unnecessary import. Fix a typo.
1027    
1028    2003-04-01  Jonathan Coles   <[email protected]>
1029    
1030            *  Thuban/UI/renderer.py (MapRenderer.draw_point_shape): Check
1031            that there actually are points in the returned list of points
1032            before trying to index into the list. The list may be empty if
1033            the shape is a Null Shape.
1034    
1035    2003-04-01  Bernhard Herzog  <[email protected]>
1036    
1037            * test/test_map.py: Don't use from <module> import *
1038    
1039    2003-04-01  Jonathan Coles   <[email protected]>
1040    
1041            * Thuban/Model/session.py: Use LAYER_CHANGED instead of
1042            LAYER_LEGEND_CHANGED
1043    
1044            * Thuban/UI/dock.py (DockableWindow._OnButtonClose): Call
1045            self.Destroy() to close the window after yesterday's changes.
1046    
1047            * test/test_map.py, test/test_session.py: Fix messages that
1048            are sent from maps and layers.
1049    
1050    2003-03-31  Jonathan Coles   <[email protected]>
1051    
1052            * Thuban/UI/classifier.py: Commented out some debugging statements.
1053            (ClassDataPreviewer.Draw): Draw rectangles for polygon layers per
1054            RTbug #1769.
1055    
1056            * Thuban/UI/dock.py (DockableWindow.UnDock): Restore size and
1057            position (although position doesn't work yet under GTK).
1058            (DockableWindow.Destroy): New. Called when the window must be
1059            closed. Namely needed when the DockFrame closes and must close
1060            its children.
1061            (DockFrame): Listen for EVT_CLOSE and destroy all children.
1062    
1063            * Thuban/UI/legend.py (LegendPanel.Destroy): New. Cleans up
1064            when then window is told to close.
1065            (LegendTree._OnMsgLayerChanged): Fixes a seg fault bug. See
1066            comment in source for more info.
1067    
1068            * Thuban/UI/main.py: Show the legend by default when Thuban starts.
1069    
1070            * Thuban/UI/mainwindow.py: Renamed OnClose to _OnClose for
1071            symmetry with other such methods.
1072            (MainWindow.ShowLegend): Show the legend docked by default.
1073    
1074    2003-03-28  Jonathan Coles   <[email protected]>
1075    
1076            * Thuban/UI/classifier.py: Support for highlighting a specific
1077            group within the grid when the classification dialog is opened.
1078            Also contains a lot of debugging printouts which will later
1079            be removed.
1080    
1081            * Thuban/UI/dock.py: Complete rework on the dock code so that
1082            that it is fairly removed from the rest of the Thuban application.
1083            It is easy to add new docks which the rest of the program having
1084            to be aware of them.
1085    
1086            * Thuban/UI/legend.py: Modifications to support selecting a
1087            specific group in the classification dialog. Changed how layers
1088            are drawn when the layer is visible/invisible.
1089    
1090            * Thuban/UI/mainwindow.py: Removed legend specific code and
1091            replaced it with calls to the new dock code.
1092    
1093            * Thuban/UI/renderer.py (MapRenderer.__init__): Added assert
1094            to check if scale > 0. Trying to track down a divide by zero.
1095    
1096    2003-03-26  Jonathan Coles   <[email protected]>
1097    
1098            * Thuban/UI/legend.py: Removed unnecessary LegendDialog class.
1099            (LegendPanel): Removed _OnDock()/_OnUnDock() methods which are
1100            now part of DockableWindow.
1101            (LegendPanel.DoOnSelChanged): Select the current layer in the
1102            map.
1103            (LegendTree._OnSelChanged): Call LegendPanel.DoOnSelChanged()
1104            with the selected layer and/or group.
1105    
1106    2003-03-26  Jonathan Coles   <[email protected]>
1107    
1108            This putback contains the code for dockable windows. There is
1109            no support in wxWindows as of this date for windows that can
1110            attach themselves to other windows.
1111    
1112            The current model contains a DockableWindow which has a parent
1113            window for when it is detached and a dock window that it puts
1114            its contents in when it is docked. The contents of a DockableWindow
1115            must be a DockPanel. DockPanel itself derives from wxPanel.
1116    
1117            * Thuban/Model/layer.py (Layer.ClassChanged): Send a LAYER_CHANGED
1118            message, not a LAYER_LEGEND_CHANGED message.
1119    
1120            * Thuban/Model/map.py (Map): Forward LAYER_CHANGED messages.
1121    
1122            * Thuban/UI/classifier.py (Classifier.__init__): Use wxADJUST_MINSIZE
1123            as one of the style properties for the fieldTypeText item to
1124            be sure that its size is correct when the text changes.
1125    
1126            * Thuban/UI/dock.py: New. Classes for the DockPanel and
1127            DockableWindow.
1128    
1129            * Thuban/UI/legend.py: Added some more buttons and made the
1130            LegendPanel a DockPanel.
1131    
1132            * Thuban/UI/mainwindow.py: Added sash windows to the main window
1133            and supporting functions for manipulating the sashes.
1134            (MainWindow.ShowLegend): Create a DockableWindow with the
1135            LegendPanel as the contents.
1136    
1137            * Thuban/UI/messages.py: Added DOCKABLE_* messages
1138    
1139            * Thuban/UI/view.py (MapCanves.SetMap): Listen for LAYER_CHANGED,
1140            not LAYER_LEGEND_CHANGED, messages.
1141    
1142    2003-03-25  Jonathan Coles   <[email protected]>
1143    
1144            * setup.py: Added custom script bdist_rpm_build_script so that
1145            when the rpm is built the path to wx-config is correct.
1146    
1147            * setup.cfg: Added line saying to use the custom build script
1148    
1149    2003-03-20  Jonathan Coles   <[email protected]>
1150    
1151            Initial implementation of the Legend.
1152    
1153            * Thuban/UI/legend.py: New. Creates a window that shows the map's
1154            Legend information and allows the user to add/modify classifications
1155            and how the layers are drawn on the map.
1156    
1157            * setup.py: New command 'build_docs' which currently uses
1158            happydoc to generate html documentation for Thuban.
1159    
1160            * Thuban/Model/classification.py (ClassGroup.GetDisplayText): New.
1161            Returns a string which is appropriately describes the group.
1162    
1163            * Thuban/Model/layer.py (Layer.SetClassification): Generate a
1164            LAYER_CHANGED event instead of a LAYER_LEGEND_CHANGED event.
1165    
1166            * Thuban/Model/map.py (Map): Rename messages and use new, more
1167            specific, messages.
1168    
1169            * Thuban/Model/messages.py: New message to indicate that a layer's
1170            data has changed (LAYER_CHANGED). New map messages to indicate
1171            when layers have been added/removed/changed or if the stacking order
1172            of the layers has changed.
1173    
1174            * Thuban/Model/session.py: Rename and use new messages.
1175    
1176            * Thuban/UI/classifier.py: Remember if any changes have actually
1177            been applied so that if the dialog is cancelled without an application
1178            of changes we don't have to set a new classification.
1179            (ClassDataPreviewer): Pulled out the window specific code and put it
1180            ClassDataPreviewWindow. ClassDataPreviewer can then be used to draw
1181            symbols on any DC.
1182            
1183            * Thuban/UI/mainwindow.py: New code to open the legend.
1184    
1185            * Thuban/UI/view.py: Use new message names.
1186    
1187    2003-03-19  Jonathan Coles   <[email protected]>
1188    
1189            * Thuban/UI/main.py (verify_versions): New. Checks the versions
1190            of Python, wxPython, and some other libraries.
1191    
1192            * extensions/thuban/wxproj.cpp (check_version): Checks the given
1193            version against what wxproj was compiled with.
1194            (check_version_gtk): If wxproj was compiled with gtk then check
1195            the given version against the version of the gtk library
1196            currently being used.
1197    
1198    2003-03-14  Bernhard Herzog  <[email protected]>
1199    
1200            * test/test_command.py: Run the tests when the module is run as a
1201            script
1202    
1203    2003-03-14  Bernhard Herzog  <[email protected]>
1204    
1205            Implement selection of multiple selected shapes in the same layer:
1206    
1207            - Introduce a new class to hold the selection. This basically
1208              replaces the interactor which was nothing more than the
1209              selection anyway. A major difference is of course that the new
1210              selection class supports multiple selected shapes in one layer
1211            
1212            - Move the object that represents the selection from the
1213              application to the canvas. The canvas is a better place than the
1214              application because the selection represents which shapes and
1215              layer of the map displayed by the canvas are selected and
1216              affects how the map is drawn.
1217    
1218            - Make the selection and its messages publicly available through
1219              the mainwindow.
1220    
1221            - The non-modal dialogs do not get a reference to the interactor
1222              anymore as they can simply refer to their parent, the
1223              mainwindow, for the what the interactor had to offer.
1224    
1225            * Thuban/UI/selection.py: New module with a class to represent the
1226            selection.
1227    
1228            * Thuban/UI/messages.py (SELECTED_TABLE, SELECTED_MAP): Remove
1229            these unused messages
1230    
1231            * Thuban/UI/application.py (ThubanApplication.OnInit)
1232            (ThubanApplication.OnExit, ThubanApplication.SetSession): The
1233            interactor is gone now.
1234            (ThubanApplication.CreateMainWindow): There is no interactor
1235            anymore so we pass None as the interactor argument for now for
1236            compatibility.
1237    
1238            * Thuban/UI/view.py (MapCanvas.delegated_messages)
1239            (MapCanvas.Subscribe, MapCanvas.Unsubscribe): In Subscribe and
1240            Unsubscribe, delegate messages according to the delegated_messages
1241            class variable.
1242            (MapCanvas.__getattr__, MapCanvas.delegated_methods): Get some
1243            attributes from instance variables as described with the
1244            delegated_methods class variable.
1245            (MapCanvas.__init__): New instance variable selection holding the
1246            current selection
1247            (MapCanvas.do_redraw): Deal with multiple selected shapes. Simply
1248            pass them on to the renderer
1249            (MapCanvas.SetMap): Clear the selection when a different map is
1250            selected.
1251            (MapCanvas.shape_selected): Simple force a complete redraw. The
1252            selection class now takes care of only issueing SHAPES_SELECTED
1253            messages when the set of selected shapes actually does change.
1254            (MapCanvas.SelectShapeAt): The selection is now managed in
1255            self.selection
1256    
1257            * Thuban/UI/mainwindow.py (MainWindow.delegated_messages)
1258            (MainWindow.Subscribe, MainWindow.Unsubscribe): In Subscribe and
1259            Unsubscribe, delegate messages according to the delegated_messages
1260            class variable.
1261            (MainWindow.delegated_methods, MainWindow.__getattr__): Get some
1262            attributes from instance variables as described with the
1263            delegated_methods class variable.
1264            (MainWindow.__init__): The interactor as ivar is gone. The
1265            parameter is still there for compatibility. The selection messages
1266            now come from the canvas.
1267            (MainWindow.current_layer, MainWindow.has_selected_layer):
1268            Delegate to the the canvas.
1269            (MainWindow.LayerShowTable, MainWindow.Classify)
1270            (MainWindow.identify_view_on_demand): The dialogs don't need the
1271            interactor parameter anymore.
1272    
1273            * Thuban/UI/tableview.py (TableFrame.__init__)
1274            (LayerTableFrame.__init__, LayerTableFrame.OnClose)
1275            (LayerTableFrame.row_selected): The interactor is gone. It's job
1276            from the dialog's point of view is now done by the mainwindow,
1277            i.e. the parent. Subscribe to SHAPES_SELECTED instead
1278            of SELECTED_SHAPE
1279            
1280            * Thuban/UI/dialogs.py (NonModalDialog.__init__): The interactor
1281            is gone. It's job from the dialog's point of view is now done by
1282            the mainwindow, i.e. the parent.
1283            
1284            * Thuban/UI/classifier.py (Classifier.__init__): The interactor is
1285            gone. It's job from the dialog's point of view is now done by the
1286            mainwindow, i.e. the parent.
1287    
1288            * Thuban/UI/tree.py (SessionTreeView.__init__): The interactor is
1289            gone. It's job from the dialog's point of view is now done by the
1290            mainwindow, i.e. the parent.
1291            (SessionTreeCtrl.__init__): New parameter mainwindow which is
1292            stored as self.mainwindow. The mainwindow is need so that the tree
1293            can still subscribe to the selection messages.
1294            (SessionTreeCtrl.__init__, SessionTreeCtrl.unsubscribe_all)
1295            (SessionTreeCtrl.update_tree, SessionTreeCtrl.OnSelChanged): The
1296            selection is now accessible through the mainwindow. Subscribe to
1297            SHAPES_SELECTED instead of SELECTED_SHAPE
1298    
1299            * Thuban/UI/identifyview.py (IdentifyView.__init__): Use the
1300            SHAPES_SELECTED message now.
1301            (IdentifyView.selected_shape): Now subscribed to SHAPES_SELECTED,
1302            so deal with multiple shapes
1303            (IdentifyView.__init__, IdentifyView.OnClose): The interactor is
1304            gone. It's job from the dialog's point of view is now done by the
1305            mainwindow, i.e. the parent.
1306    
1307            * Thuban/UI/controls.py (RecordListCtrl.fill_list): The second
1308            parameter is now a list of shape ids.
1309            (RecordTable.SetTable): The second parameter is now a list of
1310            indices.
1311    
1312            * Thuban/UI/renderer.py (ScreenRenderer.RenderMap): Rename the
1313            selected_shape parameter and ivar to selected_shapes. It's now a
1314            list of shape ids.
1315            (MapRenderer.draw_label_layer): Deal with multiple selected
1316            shapes. Rearrange the code a bit so that the setup and shape type
1317            distinctions are only executed once.
1318    
1319            * test/test_selection.py: Test cases for the selection class
1320    
1321    2003-03-11  Jonathan Coles   <[email protected]>
1322    
1323            * Thuban/Model/load.py: Temporary fix so that the xml reader
1324            doesn't cause Thuban to crash.
1325    
1326            * Thuban/Model/layer.py: Handle the cyclic references between
1327            a layer and its classification better, and be sure to disconnect
1328            the classification from the layer when the layer is destroyed
1329            so that we don't maintain a cyclic reference that may not be
1330            garbage collected.
1331    
1332            * Thuban/Model/classification.py: See comment for layer.py.
1333    
1334  2003-03-12  Jan-Oliver Wagner <[email protected]>  2003-03-12  Jan-Oliver Wagner <[email protected]>
1335    
1336          * HOWTO-Release: New. Information on the steps for releasing          * HOWTO-Release: New. Information on the steps for releasing

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