Fixes ahead of v0.13 release

CHANGES.md

@@ -4,6 +4,9 @@ Full changelog
 v0.13.0 (unreleased)
 --------------------
 
+* Fixed a bug that caused vectors to not correctly be flipped when
+  flipping the x/y limits of the plot. [#1678]
+
 * Added a CSV and HDF5 data/subset exporter. [#1676]
 
 * Started adding helpful information dialogs that can be

doc/index.rst

@@ -53,7 +53,8 @@ Glue application to the more advanced ways of interacting with Glue from Python.
 
 .. note:: For any questions or help with using glue, you can always join the
           `user support mailing list <https://groups.google.com/forum/#!forum/glue-viz>`_
-          or ask questions on our `Gitter channel <https://gitter.im/glue-viz/glue>`_!
+          or ask questions on `Slack <https://glueviz.slack.com>`_
+          (note that you will need to sign up for an account `here <https://glueviz-slack-invite.herokuapp.com>`_).
 
 Using the Glue application
 --------------------------
@@ -145,7 +146,7 @@ the following two references:
 * `Robitaille et al (2017) glueviz v0.10: multidimensional data exploration
   <https://zenodo.org/record/293197>`_
 
-The first is a conference proceedings describing glue, while the second is a
+The first is a conference proceedings describing glue, while the second is the
 software itself.
 
 Publications

doc/whatsnew/whatsnew.rst

@@ -21,6 +21,11 @@ If instead you installed glue with pip, you can update with::
 
     pip install glueviz[all] --upgrade
 
+If you have any questions about any of the functionality described below or
+about glue in general, you can find information :ref:`here
+<help>` about contacting us and/or
+reporting issues.
+
 .. _whatsnew_013:
 
 What's new in glue v0.13?
@@ -56,13 +61,13 @@ linked by world coordinates instead of pixel coordinates:
 
 .. image:: images/v0.13/reprojection.jpg
    :align: center
-   :width: 400
+   :width: 500
 
-For astronomers reading this, this means being able to overplot images and
-cubes with different WCS transformations, provided that you have set up links
-between the world coordinates - and this includes being able to show 2D images
-and 3D spectral cubes at the same time (if you do this, note that the reference
-data needs to be the dataset you want to slice over).
+For astronomers: this means being able to overplot images and cubes with
+different WCS transformations, provided that you have set up links between the
+world coordinates - and this includes being able to show 2D images and 3D
+spectral cubes at the same time (if you do this, note that the reference data
+needs to be the dataset you want to slice over, i.e. the cube, not the 2D image).
 
 Arithmetic attribute editor
 ---------------------------
@@ -117,7 +122,7 @@ provides a more intuitive interface for exporting data and subsets:
    :align: center
    :width: 350
 
-This dialog is accessible via the 'Export Data/Subsets' button in the toolbar:
+This dialog is accessible via the **Export Data/Subsets** button in the toolbar:
 
 .. image:: images/v0.13/export_data_button.png
    :align: center

glue/_deps.py

@@ -146,6 +146,7 @@ def version(self):
     Dependency('qtpy', 'Required', min_version='1.2'),
     Dependency('setuptools', 'Required', min_version='1.0'),
     Dependency('numpy', 'Required', min_version='1.9'),
+    Dependency('bottleneck', 'Required', min_version='1.2'),
     Dependency('matplotlib', 'Required for plotting', min_version='2.0'),
     Dependency('pandas', 'Adds support for Excel files and DataFrames', min_version='0.14'),
     Dependency('astropy', 'Used for FITS I/O, table reading, and WCS Parsing', min_version='1.3'),

glue/viewers/image/qt/profile_viewer_tool.py

@@ -30,9 +30,9 @@ def activate(self):
             proceed = info('Creating a profile viewer',
                            'Note: profiles are '
                            'computed from datasets and subsets collapsed along all but one '
-                           'dimension. To view the profile of part of the data, you can draw '
-                           'and update a subset in the current image viewer and the profile '
-                           'will update accordingly.', setting='show_info_profile_open')
+                           'dimension. To view the profile of part of the data, once you '
+                           'click OK you can draw and update a subset in the current '
+                           'image viewer and the profile will update accordingly.', setting='show_info_profile_open')
 
             if not proceed:
                 return

glue/viewers/scatter/layer_artist.py

@@ -275,7 +275,7 @@ def _update_data(self, changed):
             self.vector_artist = self.axes.quiver(x, y, vx, vy, units='width',
                                                   pivot=self.state.vector_origin,
                                                   headwidth=hw, headlength=hl,
-                                                  scale_units='width',
+                                                  scale_units='width', angles='xy',
                                                   scale=10 / self.state.vector_scaling * vmax)
             self.mpl_artists[self.vector_index] = self.vector_artist
 

glue/viewers/scatter/python_export.py

@@ -130,6 +130,7 @@ def python_export_scatter_layer(layer, *args):
                        headwidth=hw, headlength=hl,
                        scale_units='width',
                        scale=scale,
+                       angles='xy',
                        alpha=layer.state.alpha,
                        zorder=layer.state.zorder)
 

glue/viewers/scatter/qt/layer_style_editor.ui

@@ -732,10 +732,18 @@
         </spacer>
        </item>
        <item row="2" column="4">
-        <widget class="QComboBox" name="combosel_yerr_att"/>
+        <widget class="QComboBox" name="combosel_yerr_att">
+         <property name="sizeAdjustPolicy">
+          <enum>QComboBox::AdjustToMinimumContentsLength</enum>
+         </property>
+        </widget>
        </item>
        <item row="1" column="4">
-        <widget class="QComboBox" name="combosel_xerr_att"/>
+        <widget class="QComboBox" name="combosel_xerr_att">
+         <property name="sizeAdjustPolicy">
+          <enum>QComboBox::AdjustToMinimumContentsLength</enum>
+         </property>
+        </widget>
        </item>
        <item row="1" column="2">
         <widget class="QCheckBox" name="bool_xerr_visible">
@@ -823,7 +831,11 @@
         </widget>
        </item>
        <item row="3" column="1">
-        <widget class="QComboBox" name="combosel_vx_att"/>
+        <widget class="QComboBox" name="combosel_vx_att">
+         <property name="sizeAdjustPolicy">
+          <enum>QComboBox::AdjustToMinimumContentsLength</enum>
+         </property>
+        </widget>
        </item>
        <item row="1" column="0">
         <widget class="QLabel" name="label_3">
@@ -842,7 +854,11 @@
         </widget>
        </item>
        <item row="4" column="1">
-        <widget class="QComboBox" name="combosel_vy_att"/>
+        <widget class="QComboBox" name="combosel_vy_att">
+         <property name="sizeAdjustPolicy">
+          <enum>QComboBox::AdjustToMinimumContentsLength</enum>
+         </property>
+        </widget>
        </item>
        <item row="3" column="0">
         <widget class="QLabel" name="label_vector_x">

glue/viewers/scatter/qt/tests/test_python_export.py

@@ -145,6 +145,13 @@ def test_vector_cartesian_cmap(self, tmpdir):
         self.viewer.state.layers[0].cmap = plt.cm.BuGn
         self.test_vector_cartesian(tmpdir)
 
+    def test_vector_cartesian_xflip(self, tmpdir):
+        # Regression test for a bug that caused vectors to not be flipped
+        self.viewer.state.layers[0].vector_mode = 'Cartesian'
+        self.viewer.state.layers[0].vx_att = self.data.id['h']
+        self.viewer.state.flip_x()
+        self._vector_common(tmpdir)
+
     def test_subset(self, tmpdir):
         self.data_collection.new_subset_group('mysubset', self.data.id['a'] > 0.5)
         self.assert_same(tmpdir)