375 lines
17 KiB
Plaintext
375 lines
17 KiB
Plaintext
pyqtgraph-0.9.9 [unreleased]
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API / behavior changes:
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- Dynamic import system abandoned; pg now uses static imports throughout.
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- Flowcharts and exporters have new pluggin systems
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- Version strings:
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- __init__.py in git repo now contains latest release version string
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(previously, only packaged releases had version strings).
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- installing from git checkout that does not correspond to a release
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commit will result in a more descriptive version string.
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- Speed improvements in functions.makeARGB
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- ImageItem is faster by avoiding makeQImage(transpose=True)
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- ComboBox will raise error when adding multiple items of the same name
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- ArrowItem.setStyle now updates style options rather than replacing them
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- Renamed GraphicsView signals to avoid collision with ViewBox signals that
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are wrapped in PlotWidget: sigRangeChanged => sigDeviceRangeChanged and
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sigTransformChanged => sigDeviceTransformChanged.
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- GLViewWidget.itemsAt() now measures y from top of widget to match mouse
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event position.
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- Made setPen() methods consistent throughout the package
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New Features:
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- Added ViewBox.setLimits() method
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- Adde ImageItem downsampling
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- New HDF5 example for working with very large datasets
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- Removed all dependency on scipy
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- Added Qt.loadUiType function for PySide
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- Simplified Profilers; can be activated with environmental variables
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- Added Dock.raiseDock() method
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- ComboBox updates:
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- Essentially a graphical interface to dict; all items have text and value
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- Assigns previously-selected text after list is cleared and repopulated
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- Get, set current value
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- Added Flowchart.sigChartChanged
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- ImageItem.getHistogram is more clever about constructing histograms
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- Added FillBetweenItem.setCurves()
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- MultiPlotWidget now has setMinimumPlotHeight method and displays scroll bar
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when plots do not fit inside the widget.
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- Added BarGraphItem.shape() to allow better mouse interaction
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- Added MeshData.cylinder
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- Added ViewBox.setBackgroundColor() and GLViewWidget.setBackgroundColor()
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- Utilities / debugging tools
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- Mutex used for tracing deadlocks
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- Color output on terminal
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- Multiprocess debugging colors messages by process
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- Stdout filter that colors text by thread
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- PeriodicTrace used to report deadlocks
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- Added AxisItem.setStyle()
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Bugfixes:
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- PlotCurveItem now has correct clicking behavior--clicks within a few px
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of the line will trigger a signal.
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- Fixes related to CSV exporter:
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- CSV headers include data names, if available
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- Exporter correctly handles items with no data
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- pg.plot() avoids creating empty data item
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- removed call to reduce() from exporter; not available in python 3
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- Gave .name() methods to PlotDataItem, PlotCurveItem, and ScatterPlotItem
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- fixed ImageItem handling of rgb images
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- fixed makeARGB re-ordering of color channels
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- fixed unicode usage in AxisItem tick strings
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- fixed PlotCurveItem generating exceptions when data has length=0
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- fixed ImageView.setImage only working once
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- PolyLineROI.setPen() now changes the pen of its segments as well
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- Prevent divide-by-zero in AxisItem
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- Major speedup when using ScatterPlotItem in pxMode
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- PlotCurveItem ignores clip-to-view when auto range is enabled
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- FillBetweenItem now forces PlotCurveItem to generate path
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- Fixed import errors and py3 issues in MultiPlotWidget
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- Isosurface works for arrays with shapes > 255
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- Fixed ImageItem exception building histogram when image has only one value
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- Fixed MeshData exception caused when vertexes have no matching faces
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- Fixed GLViewWidget exception handler
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- Fixed unicode support in Dock
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- Fixed PySide crash caused by emitting signal from GraphicsObject.itemChange
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- Fixed possible infinite loop from FiniteCache
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- Allow images with NaN in ImageView
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- MeshData can generate edges from face-indexed vertexes
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- Fixed multiprocess deadlocks on windows
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- Fixed GLGridItem.setSize
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- Fixed parametertree.Parameter.sigValueChanging
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- Fixed AxisItem.__init__(showValues=False)
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- Fixed TableWidget append / sort issues
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pyqtgraph-0.9.8 2013-11-24
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API / behavior changes:
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- ViewBox will auto-range when ImageItem changes shape
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- AxisItem:
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- Smarter about deciding which ticks get text
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- AxisItem.setScale(float) has the usual behavior, but .setScale(None)
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is deprecated. Instead use:
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AxisItem.enableAutoSIPrefix(bool) to enable/disable SI prefix scaling
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- Removed inf/nan checking from PlotDataItem and PlotCurveItem; improved
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performance
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New Features:
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- Support for dynamic downsampling and view clipping in PlotDataItem and
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PlotItem
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- Added 'connect' option to PlotDataItem and PlotCurveItem to affect which
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line segments are drawn
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- Support for FFT with non-uniform time sampling
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- Added BarGraphItem
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- OpenGL:
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- Added export methods to GLViewWidget
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- Wireframe meshes
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- GLLinePLotItem gets antialiasing, accepts array of colors
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- GLMeshItem accepts ShaderProgram or name of predefined program
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- Added GLBarGraphItem
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- LegendItem:
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- User-draggable
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- Allow custom ItemSamples
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- Symbol support
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- Support for removing items
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- ScatterPlotWidget, ColorMapWidget, and DataFilterWidget are stable
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- TableWidget:
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- Made numerically sortable
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- Added setEditable method
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- AxisItem ability to truncate axis lines at the last tick
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- arrayToQPath() added 'finite' connection mode which omits non-finite
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values from connections
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- pg.plot() and pg.PlotWidget() now accept background argument
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- Allow QtProcess without local QApplication
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- Support for dashing in mkPen()
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- Added Dock.close()
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- Added style options to flowchart connection lines
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- Added parentChanged and viewChanged hooks to GraphicsItem
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- Bidirectional pseudoScatter for beeswarm plots
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- Added exit() function for working around PyQt exit crashes
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- Added PolylineROI.getArrayRegion()
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Bugfixes:
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- Many Python 3 compatibility fixes
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- AxisItem:
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- Correctly handles scaling with values that are not power of 10
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- Did not update grid line length when plot stretches
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- Fixed unicode handling in AxisItem label
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- ViewBox:
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- Overhauled to fix issues with aspect locking
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- ViewBox context menu elements are no longer deleted when using
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flowchart with pyside
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- Fixed view linking with inverted y axis
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- Prevent auto-range disabling when dragging with one mouse axis diabled
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- Ignore inf and nan when auto-ranging
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- ParameterTree:
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- fixed TextParameter editor disappearing after focus lost
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- ListParameter: allow unhashable types as parameter values.
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- Exporting:
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- ImageExporter correctly handles QBrush with style=NoBrush
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- SVGExporter text, gradients working correctly
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- SVGExporter correctly handles coordinate corrections for groups with
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mixed elements
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- ImageView:
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- Fixed auto-levelling when normalization options change
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- Added autoHistogramRange argument to setImage
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- ScatterPlotItem:
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- Fixed crashes caused by ScatterPlotItem
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- Fixed antialiasing
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- arrayToQPath performance improved for python 3
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- Fixed makeQImage on many platforms (notably, on newer PyQt APIs)
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- Removed unnecessary scipy imports for faster import
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- GraphItem reports pixel margins to improve auto-range
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- Add backport ordereddict to repository; old OrderedDict class is removed
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- Corrected behavior of GraphicsView.setBackground
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- Fixed PySide bug listing image formats
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- Fixed QString -> str conversions in flowchart
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- Unicode file name support when exporting
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- Fixed MatplotlibWidget + PySide
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- Fixed 3D view updating after every scene change
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- Fixed handling of non-native dtypes when optimizing with weave
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- RemoteGraphicsView fixed for PyQt 4.10, Python 3
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- Fixed GLLinePlotItem line width option
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- HistogramLUTWidget obeys default background color
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- ScaleBar complete rewrite
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- GraphItem obeys antialiasing flag
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- Workaround for PySide/QByteArray memory leak
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- Fixed example --test on windows, python3
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- Luke finished dissertation
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pyqtgraph-0.9.7 2013-02-25
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Bugfixes:
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- ArrowItem auto range now works correctly
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- Dock drag/drop fixed on PySide
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- Made padding behavior consistent across ViewBox methods
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- Fixed MeshData / python2.6 incompatibility
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- Fixed ScatterPlotItem.setSize and .setPointData
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- Workaround for PySide bug; GradientEditor fixed
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- Prefer initially selecting PlotItem rather then ViewBox when exporting
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- Fixed python3 import error with flowcharts
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Cleaned up examples, made code editable from example loader
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Minor documentation updates
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Features:
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- Added GraphItem class for displaying networks/trees
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- Added ColorMap class for mapping linear gradients and generating lookup
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tables
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(Provides gradient editor functionality without the GUI)
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- Added ColorMapWidget for complex user-defined color mapping
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- Added ScatterPlotWidget for exploring relationships in multi-column
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tables
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- Added ErrorBarItem
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- SVG and image exporters can now copy to clipboard
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- PlotItem gets new methods: addLine, setLabels, and listDataItems
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- AxisItem gets setTickFont method
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- Added functions.arrayToQPath, shared between GraphItem and PlotCurveItem
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- Added gradient editors to parametertree
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- Expanded documentation, added beginning of Qt crash course
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Bugfixes:
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- Fixed auto-ranging bugs: ViewBox now properly handles pixel-padding
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around data items
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- ViewBox ignores bounds of zoom-rect when auto ranging
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- Fixed AxisItem artifacts
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- Fixed GraphicsItem.pixelVector caching bugs and simplified workaround for
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fp-precision errors
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- LinearRegionItem.hoverEvent obeys 'movable' flag
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- Fixed PlotDataItem nan masking bugs
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- Workaround for segmentation fault in QPainter.drawPixmapFragments
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- multiprocess and RemoteGraphicsView work correctly in Windows.
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- Expanded python 3 support
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- Silenced weave errors by default
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- Fixed " 'win' in sys.platform " occurrences matching 'darwin' (duh)
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- Workaround for change in QImage API (PyQt 4.9.6)
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- Fixed axis ordering bug in GLScatterPlotItem
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pyqtgraph-0.9.6 2013-02-14
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Features:
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- Added GraphItem class for displaying networks/trees
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- Added ColorMap class for mapping linear gradients and generating lookup
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tables
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(Provides gradient editor functionality without the GUI)
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- Added ColorMapWidget for complex user-defined color mapping
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- Added ScatterPlotWidget for exploring relationships in multi-column
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tables
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- Added ErrorBarItem
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- SVG and image exporters can now copy to clipboard
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- PlotItem gets new methods: addLine, setLabels, and listDataItems
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- AxisItem gets setTickFont method
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- Added functions.arrayToQPath, shared between GraphItem and PlotCurveItem
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- Added gradient editors to parametertree
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- Expanded documentation, added beginning of Qt crash course
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Bugfixes:
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- Fixed auto-ranging bugs: ViewBox now properly handles pixel-padding
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around data items
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- ViewBox ignores bounds of zoom-rect when auto ranging
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- Fixed AxisItem artifacts
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- Fixed GraphicsItem.pixelVector caching bugs and simplified workaround for
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fp-precision errors
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- LinearRegionItem.hoverEvent obeys 'movable' flag
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- Fixed PlotDataItem nan masking bugs
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- Workaround for segmentation fault in QPainter.drawPixmapFragments
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- multiprocess and RemoteGraphicsView work correctly in Windows.
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- Expanded python 3 support
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- Silenced weave errors by default
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- Fixed " 'win' in sys.platform " occurrences matching 'darwin' (duh)
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- Workaround for change in QImage API (PyQt 4.9.6)
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- Fixed axis ordering bug in GLScatterPlotItem
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Plotting performance improvements:
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- AxisItem shows fewer tick levels in some cases.
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- Lots of boundingRect and dataBounds caching
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(improves ViewBox auto-range performance, especially with multiple plots)
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- GraphicsScene avoids testing for hover intersections with non-hoverable
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items
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(much less slowdown when moving mouse over plots)
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Improved performance for remote plotting:
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- reduced cost of transferring arrays between processes (pickle is too
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slow)
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- avoid unnecessary synchronous calls
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Added RemoteSpeedTest example
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pyqtgraph-0.9.5 2013-01-11
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Plotting performance improvements:
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- AxisItem shows fewer tick levels in some cases.
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- Lots of boundingRect and dataBounds caching
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(improves ViewBox auto-range performance, especially with multiple plots)
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- GraphicsScene avoids testing for hover intersections with non-hoverable
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items
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(much less slowdown when moving mouse over plots)
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Improved performance for remote plotting:
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- reduced cost of transferring arrays between processes (pickle is too
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slow)
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- avoid unnecessary synchronous calls
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Added RemoteSpeedTest example
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Documentation:
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- Added documentation on export system
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- Added flowchart documentation and custom node example
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Bugfixes:
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- prevent PlotCurveItem drawing shadow when unnecessary
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- deprecated flowchart.Node.__getattr__ -- causes too many problems.
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pyqtgraph-0.9.4 2013-01-07
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Documentation:
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- Added documentation on export system
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- Added flowchart documentation and custom node example
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Bugfixes:
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- prevent PlotCurveItem drawing shadow when unnecessary
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- deprecated flowchart.Node.__getattr__ -- causes too many problems.
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Bugfix: prevent adding invalid entry to sys.path when running examples
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pyqtgraph-0.9.3 2012-12-29
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Bugfix: prevent adding invalid entry to sys.path when running examples
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Bugfixes:
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- SVG export text elements use generic font-family as backup, corrected item
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transformation issues
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- Fixed RuntimeError caused when clearing item hierarchies from ViewBox
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- Fixed example execution bug
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Packaging maintenance:
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- Added missing files to MANIFEST.in, fixed setup.py package detection
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- Added debian control files for building source packages
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- Fixed version numbering in doc, __init__.py
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pyqtgraph-0.9.2 2012-12-29
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Bugfixes:
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- SVG export text elements use generic font-family as backup, corrected item
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transformation issues
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- Fixed RuntimeError caused when clearing item hierarchies from ViewBox
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- Fixed example execution bug
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Packaging maintenance:
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- Added missing files to MANIFEST.in, fixed setup.py package detection
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- Added debian control files for building source packages
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- Fixed version numbering in doc, __init__.py
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pyqtgraph-0.9.1 2012-12-27
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Removed incorrect version numbers
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Correction to setup.py - use install_requires to inform pip of dependencies.
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Fixed doc version (again)
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Added debian control files
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bugfixes for new package structure
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pyqtgraph-0.9.0 2012-12-27
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* Initial release.
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