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# Changelog
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## v0.5.0 (11 Jan 2024)
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* New, reworked application icon.
* Graph is now mouse interactive:
* You can now drag to move and scroll to zoom!
* Builtin functions now provide usage when used in the autocomplete of the expression editor.
* When creating an object that can be positioned, new default behavior is to pick first instead of opening object settings.
* Icons with text now use the SVG's text element, allowing them to integrate better with the system's default font.
* Special characters popup is now context aware (e.g. no sub/supscript symbols in expressions).
* New symbols in special characters popup.
* Integrals and derivatives can now be provided with an executable object (e.g. Functions) instead of strings as function.
* New description on Linux.
**Fixed bugs**
* Fixing ∞ 'variable' in domains and expressions.
* Several other bugs related to constants in expresions were fixed as well.
* Builtin functions now send an error message when not provided with the proper arguments.
**Internal changes**
* Updated to PySide6 v6.6.1.
* Reworked continuous functions' rendering to make it faster.
* Removed old bits from an unfinished new parser that weren't used.
2023-05-27 08:07:40 +00:00
## v0.4.0 (27 May 2023)
* Fully ported to PySide6 (Qt6).
* Greet screen settings are now scrollable.
* Changelog is now freezed to current version.
* Customizable color schemes for expressions.
* New, rewamped and improved picked location overlay settings:
* It's now possible to disable picking x or y when setting a location.
* Properties which are related to positioning (X, Y, Label's X position) can now be set using the picker.
* Visual redesign that enhances readability of settings.
* There is now a button to hide picker settings.
**Fixed bugs**
* Cursors in expression are now easier to see.
* Symbols in LaTeX rendered Texts cause the LaTeX renderer to crash.
* Underscores in distribution names are automatically removed if the name is modified.
* Autocomplete categories now properly respect theme colors.
* Functions in expressions (like indexOf, map...) now properly send errors when the arguments are of the wrong type or count.
* Executable Objects called (like functions, bode magnitures, phases...) now send an error if provided with no arguments.
* Function calls with no argument no longer make LogarithmPlotter crash under certain circumstances.
* Thank you dialog's lists are no longer draggable.
**Internal changes**
* A lot of inner changes led by porting to Qt6, fixing a lot of bugs at the same time.
* Disabled auto detect of visual theme if the `QT_QUICK_CONTROLS_STYLE` environment variable is set.
* (macOS, Windows, Flatpak) Drastically reducing installer sizes (more than halved).
* (Launchpad/Ubuntu) Using custom built packages of PySide6, meaning smaller installation and distro dependency.
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## v0.3.0 (28 Oct 2022)
* New completely revamped expression editor:
* Automatic closing of parentheses and brackets (can be disabled in settings).
* Syntax highlighting (can be disabled in the settings).
* Autocompletion is now available (for functions, variables and constants, object names and properties) (can be disabled in the settings).
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* Object properties can now be used in expressions (e.g. if you have a point named A, you can use A.x to access its x value).
* Executable objects can be now be used in expressions (e.g. if you have a function named 'f', it's accessible using `f(<value>)`).
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* LaTeX-rendered formulas are now used in the Objects and History tabs when LaTeX rendering is enabled.
* Errors in formulas are now reported in message boxes.
* The Object Editor dialog has been completely reworked internally, resulting in notable performance improvements.
* Vast improvements to the objects system: names can no longer be shared amongst different objects.
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* Disabled access to custom variable and function definition in expressions (can cause issues and vulnerabilities)
* When using the set position cursor, the position change is now saved a single history action.
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* Distribution are now prefixed with an 'F_' to prevent confusion with X Cursors.
**Added translations**
* Autocompletion categories (English, French, German, Hungarian).
* Expression editor settings (English, French, German, Hungarian).
* Expression syntax errors (English, French, German, Hungarian).
* On top of the above:
* Hungarian: v0.2.0 added text (thanks @ovari!)
* Spanish: Menu bars (thanks @Sergio Varela)
* You can contribute to translation on [Weblate](https://hosted.weblate.org/projects/logarithmplotter/logarithmplotter/#repository).
**Fixed bugs**
* Fixing Texts not being properly recognized as texts when saving.
* Text's 'Disable LaTeX' property is now properly saved.
* X Cursors LaTeX rendering made the app crash.
* Attempting to insert special character no longer automatically saves the expression you're editing.
* Proper HDPI support for icons and buttons (note: HDPI is not available for the rendered canvas yet).
* Support for non-latin characters in variables (e.g. greek letters, subtext, suptext)
* Silent error when misentering variable names in the expression editor causing internal issues.
* Fixing some utils function simplifying parentheses when they shouldn't have.
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* (flatpak and KDE SDK) Fixing the sometimes invisible buttons on the objects tab on startup.
* (macos) Application string version does not match LogarithmPlotter's version.
* (debian) (Normally) Fixing deb building.
**Internal changes**
* Object dependencies are now registered on both the dependant object, and the object it's depending on.
* Objects now have a proper per-name registry.
* Object Editor Dialog has been reworked to use loaders insteads.
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* Reworked the file loading system to be able to load dependencies properly.
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## v0.2.0 (22 Apr 2022)
* (EXPERIMENTAL) LogarithmPlotter now has an optional LaTeX integration.
* It requires a LaTeX installation, including `latexmk` and `dvipng` available in the PATH.
* NOTE: LaTeX support is disabled by default and is only for working for the rendering on the graph.
* NOTE: The objects and history tab still use the legacy text based expression rendering.
* Thanks and contributions dialog, showing included libraries and translations, their license and author(s).
* LaTeX rendering can be disabled for texts, even if LaTeX is enabled.
* History re/undos only redraw the graph every 4 change at most in order to speed up the process when re/undoing a lot of changes.
* Gradients are no longer hidden when filtered out in the history tab.
**Added translations**
* LaTeX options and error messages
* Thanks and contribution dialog
* New option for text.
* Fixed translation of "repartition" which should be "distribution" in certain remaining strings.
**Fixed bugs**
* (macos) #1 - Opening files don't work on compiled versions of LogarithmPlotter on MacOS
* (snapcraft) Fixed bug preventing from launching LogarithmPlotter. This fix has been backported to v0.1.8.
* (snapcraft) Files are now properly opened.
* (snapcraft) Added changelog support.
**Internal changes**
* Moved python modules to "util" directory for more clarity.
* Moved flatpak metainfo to eu.ad5001.LogarithmPlotter repository.
* Componented the Mathlib library in order to have a more readable source.
* Added documentation for most internal JavaScript modules.
* Merge label drawing methods due to it's complexity.
* (flatpak) Updated SDK version to v5.15-21.08.
2022-02-19 15:21:51 +00:00
## v0.1.8 (19 Feb 2022)
* There is now a [user manual](https://git.ad5001.eu/Ad5001/LogarithmPlotter/wiki/_Sidebar) for LogarithmPlotter! Contributions apprecriated.
* A link to [LogarithmPlotter's official website](https://apps.ad5001.eu/logarithmplotter/) has been added in the about dialog.
* A link to the [user manual](https://git.ad5001.eu/Ad5001/LogarithmPlotter/wiki/_Sidebar) has been added both on the greeting screen and the `Help` menu.
**Added translations**
* User manual.
* Official website.
**Fixed bugs**
* The label position of X Cursors now display the label even when unexpected values are entered.
* X Cursors target object in history are now properly rendered when no object were selected
* Fixed slight clipping at the bottom of the border.
* TextInput no longer allow to input forbidden characters for numbers.
* ALT+ shortcuts on the menu bar now work. NOTE: May break some mobile configuration. [Qt bug report](https://bugreports.qt.io/browse/QTBUG-100539)
* (flatpak) Buttons on side menu to create object now have proper width on startup.
**Internal changes**
* There is now a script to generate offline versions of the manual based on their online version.
* Sidebar button width is now fixed.
* Artifacts have been added to appstream metadata.
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## v0.1.7 (03 Feb 2022)
* The history browser has been completly redesigned, improving UX.
* The history browser now features a filter bar.
* All side panel tabs now have a visually identifiable scrollbar.
* Shorter rich text representations of history entries to improve readability.
* Usage of gradiants and icons to better identify history entries at a glance.
* History entries are now showing the whole label on several lines, instead of cutting it at the end.
* New history action for renaming.
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* New history action for coloring. Note: color changing history entries created in previous versions of LogarithmPlotter will not be updated.
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* Tooltips for object creation buttons have been added.
* Tooltips have been set to have a delay of 200ms to match most software's handling of them.
* Object creation buttons now have a unified style accross all platforms.
**Added translations**
* History action of renaming objects.
* History action of changing the color of objects.
* Filtering for history browser.
**Fixed bugs**
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* Visibility history actions (shown and hidden) are now properly savedmaking loading them not automaticly changed to "Show".
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* Name changes history actions are now properly saved.
* Non translated object type on the "+ Create new object" item selection combobox for Bode Magnitude and Phase.
* Proper handling for future LogarithmPlotter files.
* Shortcuts not being displayed in the menu bar are now properly shown.
* (flatpak) Black versions of the icons when using a black theme with the KDE SDK.
* (debian) Fixed launchpad building properly.
**Internal changes**
* Better organisation on icons.
* Historylib has been separated in several files.
* Trying to switch metainfo once more to try and fix another bug.
* Keywords added to metainfo.
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## v0.1.6 (29 Jan 2022)
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* A new changelog popup is available at startup and in the help menu.
**Added translations**
* Object properties names.
* Object properties enum values.
* Object comments.
* Most elements using a ":".
**Fixed bugs**
* X Cursor's targets can now be set to null.
* History now imports domains and objects properly.
* Proper handling for future LogarithmPlotter files.
* (debian) Fixing bug that created a /build directory and didn't put the icons in the right directories.
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* Other: Refractoring done on helper.
* Other: All QML elements are now properly commented.
* Other: Scripts have been moved to it's own directory.
* Other: Added changelog to metainfo for flathub.
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## v0.1.5 (26 Jan 2022)
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* LogarithmPlotter has now better handling of very high values in logarithmic scale.
**Added translations**
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* Flatpak metadata, including translated image.
**Fixed bugs**
* (!) File saving dialog was not working.
* (!) Debian packages does include any language file.
* X Cursor pointing does not detect any object.
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## v0.1.4 (24 Jan 2022)
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* LogarithmPlotter detects unsaved changes.
* LogarithmPlotter is now translated!
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* New translation: English by Ad5001: 100%
* New translation: French by Ad5001: 100%
* New translation: German by Ad5001: 100%
* New translation: Hungarian by Óvári (@ovari on github): 100%
* New translation: Norvegian by Allan Nordhøy (@comradekingu on github): 80%
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**Fixed bugs**
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* Fixed bug: No notification when closing LogarithmPlotter with unsaved changes.
* Fixed bug: π unavailable in symbols.
## v0.1.3 (18 Jan 2022)
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**Fixed bugs**
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* Sandboxed packages (snapcraft and flatpak) won't show error messages related to update checks.
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* Equations of the form (x + y) / z were not being simplified properly.
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## v0.1.2 (30 Sep 2021)
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**Fixed bugs**
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* Unable to move Bode diagrams elements when having deleted the sum element.
* Names were not not being changed from previous object when editing a new one.
* Bode Magnitude was not drawn far enough.
* Bode Magnitude had undefined ending.
* Other bugs patched in v0.1.1.
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## v0.1 (26 Aug 2021)
* Initial release.