Didger 4

Version 4.4.2986 Fixes/Changes (November 19, 2009)

• Fixed [.PJT] saving problems in Windows 7.
• Fixed Line End label centering.
• Fixed stability issues with image color modification.

Version 4.3.2740 (May 5, 2009)

• Layers with more than 65535 objects not displaying all objects in Data Manager.
• Images not clipped to project limits when exported to [.GSI]
• Images not clipped when exported to [.GSI]
• Images not clipped to project limits when exported to [.GSI]
• Image disappeared if data was imported with User Defined datum and then reprojected.
• Images not clipped when exported to [.GSI]
• Hidden bitmaps in Didger 3 files could not be made visible.
• Bounding boxes for extracted images too large when source image was previously clipped.
• Images in Surfer [.GSI] file imported onto wrong layer.
• Bitmap fills incorecctly placed when exported to [.GSI]
• Import of TIF images with floating point pixel data caused crash. This included some USGS Seamless GeoTIFFs
• X Axis was default axis for depth in LAS export
• [.LAS] version 2 files with '|' character not importing.
• Polygon to Polyline command fails if text on separate layer.
• Graticule numeric labels being rounded incorrectly.
• Custom graticule label offset not taking tick size into account.
• Labels have no decimal didgits when graticule lines are created for just one axis.
• Spline polylines in [.DXF] not imported.
• Symbols did not rotate with Edit | Rotate command
• Didger 3 project file vector objects not displaying or misplaced.
• Digitizing cursor customization not valid for splines, circles, or rectangles.
• Vector objects not clipped to project limits on export to vector format, even when "Clip Map Objects During Export" was checked in Project Limits dialog.
• DXFs with multiple layers did not display text correctly after coordinate conversion
• Project in Unprojected Lat/Long exports to [.DXF] with text too small.
• Seam between exported and re-imported GeoTIFFs
• MrSID import failed with error R6034.
• Data attributes for more than 5 fields not imported.
• Data attributes for more than 4 attributes not displayed in import dialog.
• All spline spline polylines convert to regular polyline if one spline is trimmed and then converted.
• Didger appeared to hang when importing [.SHP] file with large number of objects.
• Hangs when exporting mixed image and vector project to [.GSI]
• Export of Surfer Terrain Slope, Terrain Aspect grids to [.SHP] causes crash.
• Crash on import of [.JPG] saved with CMYK colorspace.
• Crash when changing symbol properties.
• Crash when clicking in layer manager
• Crash when using Delete key in layer manager.
• Crash when saving Didger [.PJT] projects with bitmap images

Version 4.2.2398 (May 20, 2008)

• Large data numbers were imported in exponential format.
• Creating a raster Surfer base map did not work with locked layers.
• Zooming-in a single selected marker object caused assertion in Data Manager's grid control.
• There were upside down text and misplaced points when opening some Didger 3 PJT files in Didger 4.
• Could not digitize objects after importing data with Append Fields or Replace Fields.
• GeoTIFF files exported from Didger sometimes imported in incorrect locations in other programs (usually shifted in the Y direction).
• Some complex polygons still exported to SHP in Reverse direction.
• Grayscale images imported solid black.
• Z values in 3D DXF files were imported as 0's.
• Full numbers did not load when loading a DAT file into the Coordinate Conversion dialog box for the georeference operation.
• Assign Elevations was available with polygons.
• Progress gauge got stuck when changing the projection.
• DXF files imported into Didger with text stacked on the first character.
• "Subtract" and "Multiply" text was cut off in Coordinate Conversion dialog.
• When import Unprojected Lat/Long data, you could choose other unit types as the Display Units.
• Didger sometimes hung when a polyline or polygon was digitized under Windows Vista.
• Error when TIF file with LZW compression was imported.
• Assign Elevations included polylines on locked layers.
• Not prompted to change projection when loading a TerraServer image into a project that already has a projection.
• Layer Formatter did not use default properties.
• Some DXF files generated an object conversion error during import.
• In some cases, an exception occurred immediately after exporting a GeoTIFF file.
• Added an “Allow to check for program update periodically” checkbox in File | Project Settings.
• Error in LAS export.
• Projected objects were not moved to the other side of the earth as they should be in some projection.
• Undo Image | Extract Image Region command caused the image to disappear.
• Crash when cancelling digitizing a spline with one point only.

Version 4.1.2234 (January 5, 2008)

• Corrected a problem where text objects were always created on Layer-1 (or the first created layer).
• Corrected a crash that occurred when the user cleared the Temp Directory file path under File | Project Settings.
• Corrected a problem when not checking the “Clip Map Objects During Export” sometimes caused a crash when exporting.
• Corrected formatting problems in the Report layout for some cases.
• Corrected a problem where the Edit | Undo Grid Edits command caused an internal error.
• Added the Oblique Mercator projection, which was missing from some projection settings.
• Corrected a problem where the Create Base Map command using “Exporting individual objects” sometimes created a blank Surfer project file with no map.
• Corrected a problem where images were sometimes imported upside down if they were calibrated with a descending Y axis.
• Corrected a problem where the Longitude (2nd Point) for the Hotine Oblique Mercator projection was not sticky and was not saved to the GSR file.
• Label Properties section was incorrectly available in the Property Inspector for post maps.
• Corrected a georeferencing scaling problem when importing large ECW files.
• Corrected a problem where converting the projection of large data files sometimes caused a crash.
• Corrected a problem where Didger crashed when exporting to an LAS file and “Use X Axis for Depth” was incorrectly checked.
• Header information in GeoTIFFs exported from Didger 4.0 sometimes gave errors in other software.
• Corrected a problem where rotated text objects in DXF files were imported as horizontal.
• Corrected problem with moving rotated text objects.
• Corrected a crash that occurred when importing USGS Seamless GeoTIFF files.
• Corrected a crash if the user attempted to load too many calibration points.
• Corrected a problem when using the Polygon to Polyline command on a 1-point polygon object.
• Corrected problems that occurred when reprojecting a project with a large number of labeled point objects.
• Added new information to the crash report dialog boxes.
• Added information for 30 and 38 records in DXF files for some entities.

Version 4.0.2136 (September 30, 2007)

• Didger 4 released.

Didger 3

Version 3.07 (January 26, 2006)

• If you use a User Defined ellipsoid in a User Defined datum, the ellipsoid radius and flattening values are now retained for that datum.
• Updated the code to properly handle datum transformations in raster projects and/or when using custom datums. Under some circumstances, datum transformation parameters would be improperly specified.
• When you create a point with a label on it, then move it, then Undo the move - the label now goes back to the original position with the point.
• The line length is now being updated automatically after the user selects Thin and Smooth on a polyline.
• If you go to Tools | Coordinate Conversion and only want to do a Math Operation on one axis and not the other, you are now allowed to Add or Subtract 0 from the one axis you do not want to change.
• When clipping is applied to two or more images, some areas of overlapping bitmaps no longer disappear.
• When you use the Tools | Union Polygons command, the resulting polygon now has the correct area and perimeter length values.
• If you create a custom vector pattern by deleting the vertical lines from the Sand pattern, the new pattern now shows up in the preview window.
• When you have a GeoTIFF in State Plane 1927 in units of Feet and import it into Didger, Didger now properly converts the units in feet to meters.
• Fixed a problem when the resample command on certain polylines would result in the new polyline being out of view in the project. The polyline would be visible in the Data Attribute View, but not on the plot window.
• If you resample a line and create a new line, the new line now has the correct perimeter length.
• You are now able to change the projection of an image calibrated in the Polyconic projection.
• Fixed the problem when Didger imported/exported RSF files with the X and Y coordinates in the reverse positions.
• Fixed the problem if the "Clip Map Objects During Export" option is checked under View | Project Limits and your project has a log axis, then if you exported to a DAT, the DAT file was blank.
• Fixed a problem when you exported a projected PJT file to a BLN file and do not activate the "Projection Options" tab during export, then the resulting BLN file had incorrect X coordinates.
• The header information in a MIF file exported from Didger now has the latitude and longitude origin header values in correct order.
• Updated the DXF export code to handle text strings that contained a slash(/).

Version 3.06 (March 23, 2004)

• All bitmaps and vector objects imported into a vector project are clipped when changing the project limits to a smaller area.
• Didger no longer imports some vector files with line widths of 0.500 inches.
• Labels on vertical polylines are now drawn correctly.
• Canceling Acquire Image and then creating a report no longer generates an Internal Consistency error.
• Criteria Select selects only the objects specified in the criteria.
• The project limits, when based upon the Project Extents, for a projected vector file are now correct.
• The default Project Limits are calculated more accurately when converting the projection of a vector file.
• In Step Two of the tablet calibration wizard, all the previously entered calibration points are no longer deleted if you click the Load button and then click Cancel.
• If you replicate a layer that has points with labels on it, the points in the replicated layer will now retain the labels.
• Added a new setting to allow exporting georeferenced image files using the display units.

Version 3.05 (October 28, 2003)

• Fixed problem where exported monochrome bitmaps had black and white reversed and/or were incorrect.
• Corrected a problem when exporting symbols to a SHP file, and choosing to "Render Marker Symbols" created no xxxPoly.shp file, even though an xxxPoly.shp.gsr file is created.
• Corrected problem where tablet values were being rounded during the calibration process.
• Added functionality to store registration information in public registry locations.
• Fixed the TFW import filter to read files with no line terminator.
• Fixed a problem where certain georeferenced images created in Didger would not import properly into a Didger vector project. This was most notable when the user warped the image and used specific map coordinates.
• Fixed a problem where a vector project in Unprojected Lat/Long projection exported to a MIF file resulted in the MIF file reporting units of meters, when in fact they are Lat/Long.
• The MIF import filter has been updated to correct a problem where a MIF file containing non-English text objects was losing some text during import.
• Several more geodetic datums for Ex-USSR countries have been added to the GSPROJ subsystem.
• Fixed a problem where saving a PJT file or exporting a vector file in UTM in a Southern Zone and then closing it, and then reopening/importing it, it is in the Northern Zone.
• Fixed a problem where the Create Surfer Base Map command would not properly set the background fill mode for polygon objects.
• Corrected a problem where the Move to Front/Back commands did not properly work in some conditions and could result in layers or objects getting misordered.
• Fixed a problem where Didger would export data incorrectly for certain projected raster projects. Some coordinates would be reversed or coordinate values would be incorrect.
• Fixed a problem where E00 files with projected coordinates other than meters would not import correctly.
• Fixed a problem where the Create Surfer Base Map command would give an error if there were invisible line objects in the project.
• Fixed a problem if Didger isn't able to import files that have coordinates outside the range of the projected limits, a warning will be presented and the object's coordinates will not be imported.

Version 3.04 (October 22, 2002)

• Fixed problem where exporting text from a projected raster project to a DXF, GSI, or MIF file resulting in very small and misplaced text.
• Fixed problem where in some cases exporting polylines from a projected raster project to a GSB or BNA file resulted in the polylines being reversed.
• Updated MIF import filter to default to WGS84 datum when no datum is specified.
• Updated the Create Surfer Base Map functionality to never use the “Create Solid Fills” option.
• Added a few INI file entries to prevent the program from attempting to use either scanners and digitizers.
• The GSB export filter will now correctly export either version 3 or version 4 GSB files.
• The MapInfo Interchange Format import filter has been updated to properly import the file when the "DATA" section of the MIF file might contain no tokens.
• Corrected the Criteria Select code to properly handle numeric values for selecting objects.
• Added code in Didger to properly import ARC objects contained in DXF files.
• Updated the Create Surfer Base Map code to use the correct symbol set when creating post maps in Surfer.
• The SHP import filter has been updated to properly handle "no data" point records.
• Updated subsystems to save the dots-per-inch resolution specified by the user.
• Updated the import code to properly handle line widths in WMF files.
• Modified some code to help correctly associate Didger PJT files on the users machine.

Version 3.03 (April 2, 2002)

• Corrected two problems with the Replicate Layer command.
• Corrected problem where Didger would not properly import 1 point vector files that contained negative coordinates.
• Corrected situation where uncalibrated raster projects may not export properly.
• Corrected data import filter to properly parse particular data files.
• Corrected a problem where the label position would not properly update when editing a point with the coordinate manager.
• Updated Didger to properly specify the correct NAD datum for all State Plane selected coordinate systems.
• Corrected the ability to “Select All Items on Layer” when layer is set to uneditable.
• Corrected problem of Didger crashing after invoking the Cancel button in the Digitize Polylines dialog box.
• Corrected problem of specifying incorrect project limits when importing a State Plane Coordinate system.
• Corrected problem of importing a GSB file into a vector project and then not be able to import a georeferenced bitmap on top of it.
• Updated code to import text from a GSI file at a much better size.
• Corrected problem of getting an error when using a custom line style for a graticule or grid.
• Corrected problem where Didger could not read Blue Marble RSF files that had double quotes.
• Updated projection library to include support for the Australian GDA-94 datum and the ITRF-90 datum.
• Fixed problem where Didger would crash under NT with the File Info dialog open during the importing of raster files into vector projects.
• Corrected problem when Convert Image Project would create a black bitmap if the input datum was set to User Defined.
• Corrected problem where Create Surfer Base Map would invoke an error if a layer was set to invisible.
• Updated DXF and ESRI E00 import filters to prevent extremely small text objects from importing with zero height.
• Updated DXF import filter to correct a problem with text heights.
• Updated the MIF import filter to support importing projection and datum information from MIF files.
• GSI import and export filters were updated to write and retrieve the correct bounding box to and from the file header.
• Corrected a problem when importing a data file, Didger would not import any Field after #4 as an ID.
• Corrected a problem where Didger would not properly import an attribute ID if a previous attribute was empty.

Version 3.02 (November 20, 2001)

• Corrected a number of issues related to the layering system.
• Didger will now properly import BLN files that have multiple words in the IDs.
• GeoTIFFs exported from Didger will import correctly into other software.
• Fixed a problem when importing a GeoTIFF file with the User Defined datum.
• Text will no longer disappear when selecting multiple text blocks and changing the properties of all the selected text.
• Can now import MIF files that previously gave error when trying to import.
• Various problems with Edit | Undo Add Layer have been fixed.
• Fixed problem related to the layer order in the Layer Manager compared with the object order in the Data Attributes View.
• Corrected the calculation of the new limits when converting the projection of a project.
• Bitmaps will no longer shift position when you use Select Transparent Colors followed by Map Collar.
• Fixed error occurring when you perform Spline Smooth operation after Thin and Smooth operation.
• Projection scaling is saved when exporting a file to vector format.

Version 3.01 (September 18, 2001)

• Fixed a divide by zero error in the Lambert Conformal Conic projection when the central latitude for this projection was set to +90 or -90.
• Fixed the Azimuthal Equidistant projection to tag appropriate points as unplottable instead of returning 0,0 coordinates.
• Fixed code so that if one chooses "Bottom" alignment for a text object, the vertical position of the text relative to the anchor point will be correct.
• Various updates to correct text import size.
• Fixed the code to properly create a new layer when the user would select the "Add Layer" option in the Layer Manger window.
• Updated the code to properly export the Curve Type info when export data in the LAS file format.
• Modified the code to update snap and weed tolerance values when they exceed the project limits.
• Updated the code to properly export all polyline and polygon objects during the Create Surfer Base Map command.
• Fixed the code to properly detect vector files that have invalid project limits and disable importing those files.
• Updated the code to not show the checkbox for GPS Enabled when the GPS was not enabled.
• Fixed the vertex averaging thinning method to properly specify both the correct start and end node world coordinate value.
• Fixed the code to properly open uncalibrated Didger 2 raster project files.

Version 3.00 (August 19, 2001)

• Didger 3 was released.