Table of Contents

Changelog

MLEM tries to adhere to semantic versioning. Potentially breaking changes are written in bold.

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6.2.0

MLEM

Additions

  • Added a simple outline formatting code
  • Added the ability to add inverse modifiers to a Keybind
  • Added GenericInput collections AllKeys, AllMouseButtons, AllButtons and AllInputs
  • Added TextFormatter.StripAllFormatting

Improvements

  • Increased TextFormatter macro recursion limit to 64
  • Allow changing the default values used by default TextFormatter codes
  • Allow setting ExternalGestureHandling through the InputHandler constructor
  • Allow specifying start and end indices when drawing a TokenizedString
  • Include control characters in TextInput FileNames and PathNames rules

Fixes

  • Fixed control characters being included in TextInput
  • Fixed TextInputs behaving incorrectly when switching between multiline and single-line modes
  • Fixed TextInput drawing characters with the wrong width if a masking character is used
  • Fixed a multiline TextInput's cursor not returning to the default position when the last character is removed
  • Fixed GetRandomWeightedEntry distribution not being equal for equal weights

Removals

  • Marked GetDownTime, GetUpTime and GetTimeSincePress in Keybind and Combination as obsolete

MLEM.Ui

Additions

  • Added AutoInlineCenter and AutoInlineBottom anchors
  • Added UiAnimation system
  • Added AddCustomStyle and ApplyCustomStyle to UiStyle to allow for easy custom styling of elements
  • Added UiControls.PressElement
  • Added TextField.EnterReceiver
  • Added a copy constructor to UiStyle

Improvements

  • Increased Element area calculation recursion limit to 64
  • Improved the SquishingGroup algorithm by prioritizing each element's final size
  • Allow specifying start and end indices when drawing a Paragraph
  • Allow elements with larger children to influence a panel's scrollable area
  • Remove all elements from a UiSystem when it is disposed
  • Made elements' ui styles be inherited by their children

Fixes

  • Fixed images not updating their hidden state properly when the displayed texture changes
  • Fixed AutoInline elements overflowing into their parent if it's taller
  • Fixed Paragraph and Checkbox not reacting to SquishingGroup sizing properly
  • Fixed TextInput and Slider still reacting to input when they are selected, but not part of the active root
  • Fixed dropdown menu panels not updating their width when the dropdown's width changes
  • Fixed removing and later adding children to a scrolling panel showing the scroll bar erroneously

MLEM.Data

Improvements

  • Improved RuntimeTexturePacker performance for differently sized textures
  • Allow querying the amount of RuntimeTexturePacker regions

6.1.0

MLEM

Additions

  • Added TokenizedString.Realign
  • Added GetFlags and GetUniqueFlags to EnumHelper
  • Added GetDownTime, GetUpTime, GetTimeSincePress, WasModifierDown and WasDown to Keybind and Combination
  • Added the ability for UniformTextureAtlases to have padding for each region
  • Added UniformTextureAtlas methods ToList and ToDictionary
  • Added SingleRandom and SeedSource
  • Added TokenizedString.GetArea
  • Added InputHandler.WasPressedForLess and related methods as well as InputHandler.IsPressedIgnoreRepeats
  • Added RandomExtensions.NextSingle with minimum and maximum values
  • Added subscript and superscript formatting codes
  • Added the ability to find paths to one of multiple goals using AStar

Improvements

  • Improved EnumHelper.GetValues signature to return an array
  • Allow using external gesture handling alongside InputHandler through ExternalGestureHandling
  • Discard old data when updating a StaticSpriteBatch
  • Multi-target net452, making MLEM compatible with MonoGame for consoles
  • Allow retrieving the cost of a calculated path when using AStar
  • Added trimming and AOT annotations and made MLEM trimmable
  • Allow specifying percentage-based padding for a NinePatch
  • Improved the way InputHandler down time calculation works
  • Allow explicitly specifying each region for extended auto tiles
  • Added a generic version of IGenericDataHolder.SetData
  • Allow formatting codes to have an arbitrary custom width
  • Allow initializing text formatters without default codes and macros
  • Drastically improved StaticSpriteBatch batching performance
  • Made GenericFont and TokenizedString support UTF-32 characters like emoji

Fixes

  • Fixed TokenizedString handling trailing spaces incorrectly in the last line of non-left aligned text
  • Fixed some TokenizedString tokens starting with a line break not being split correctly
  • Fixed InputHandler maintaining old input states when input types are toggled off
  • Fixed Combination.IsModifierDown querying one of its modifiers instead of all of them

Removals

  • Removed DataContract attribute from GenericDataHolder
  • Marked EnumHelper as obsolete due to its reimplementation in DynamicEnums
  • Marked Code.GetReplacementString as obsolete
  • Marked TokenizedString.Measure as obsolete in favor of GetArea
  • Marked non-GenericInput versions of IsDown, IsUp, IsPressed and related methods as obsolete in favor of GenericInput ones

MLEM.Ui

Additions

  • Added some extension methods for querying Anchor types
  • Added Element.AutoSizeAddedAbsolute to allow for more granular control of auto-sizing
  • Added Element.OnAddedToUi and Element.OnRemovedFromUi
  • Added ScrollBar.MouseDragScrolling
  • Added Panel.ScrollToElement
  • Added ElementHelper.MakeGrid
  • Added Button.AutoDisableCondition

Improvements

  • Allow elements to auto-adjust their size even when their children are aligned oddly
  • Close other dropdowns when opening a dropdown
  • Generified UiMarkdownParser by adding abstract UiParser
  • Multi-target net452, making MLEM compatible with MonoGame for consoles
  • Added trimming and AOT annotations and made MLEM.Ui trimmable
  • Ensure paragraphs display up-to-date versions of their text callbacks
  • Set cornflower blue as the default link color
  • Added TextField.OnCopyPasteException to allow handling exceptions thrown by TextCopy
  • Avoid paragraphs splitting or truncating their text unnecessarily
  • Automatically mark elements dirty when various member values are changed
  • Allow initializing a ui system's text formatter without default codes and macros

Fixes

  • Fixed parents of elements that prevent spill not being notified properly
  • Fixed paragraphs sometimes not updating their position properly when hidden because they're empty
  • Fixed panels sometimes not drawing children that came into view when their positions changed unexpectedly
  • Fixed UiMarkdownParser not parsing formatting in headings and blockquotes
  • Fixed Element.OnChildAdded and Element.OnChildRemoved being called for grandchildren when a child is added
  • Fixed an exception when trying to force-update the area of an element without a ui system
  • Fixed the scroll bar of an empty panel being positioned incorrectly
  • Fixed UiControls maintaining old input states when input types are toggled off
  • Fixed an occasional deadlock when a game is disposed with a scrolling Panel present
  • Fixed UiStyle.LinkColor not being applied to the ui system when changed

Removals

  • Marked Element.OnDisposed as obsolete in favor of the more predictable OnRemovedFromUi

MLEM.Data

Additions

  • Added data, from, and copy instructions to DataTextureAtlas
  • Added the ability to add additional regions to a RuntimeTexturePacker after packing
  • Added GetFlags, GetUniqueFlags and IsDefined to DynamicEnum
  • Added DataTextureAtlas.ToDictionary

Improvements

  • Allow data texture atlas pivots and offsets to be negative
  • Made RuntimeTexturePacker restore texture region name and pivot when packing
  • Multi-target net452, making MLEM compatible with MonoGame for consoles
  • Added trimming and AOT annotations and made MLEM.Data trimmable
  • Store a RuntimeTexturePacker packed texture region's source region
  • Use JSON.NET attributes in favor of DataContract and DataMember
  • Made JsonTypeSafeWrapper.Of generic to potentially avoid reflective instantiation

Fixes

  • Fixed data texture atlases not allowing most characters in their region names

Removals

  • Marked DynamicEnum as obsolete due to its reimplementation in DynamicEnums

MLEM.Extended

Additions

  • Added Range extension methods GetPercentage and FromPercentage

Improvements

  • Multi-target net452, making MLEM compatible with MonoGame for consoles
  • Added trimming and AOT annotations and made MLEM.Extended trimmable
  • Made GenericBitmapFont and GenericStashFont support UTF-32 characters like emoji

MLEM.Startup

Improvements

  • Multi-target net452, making MLEM compatible with MonoGame for consoles
  • Added trimming and AOT annotations and made MLEM.Startup trimmable

6.0.0

MLEM

Additions

  • Added consuming variants of IsPressed methods to InputHandler and Keybind
  • Added SpriteBatchContext struct and extensions
  • Added InputHandler.InvertPressBehavior
  • Added ReverseInput, ReverseOutput and AndThen to Easings
  • Added an Enum constructor to GenericInput
  • Added RandomPitchModifier and GetRandomPitch to SoundEffectInfo
  • Added TextInput class, which is an isolated version of MLEM.Ui's TextField logic
  • Added MLEM.FNA, which is fully compatible with FNA
  • Added TryGetUpTime, GetUpTime, TryGetTimeSincePress and GetTimeSincePress to InputHandler

Improvements

  • Allow comparing Keybind and Combination based on the amount of modifiers they have
  • Allow using multiple textures in a StaticSpriteBatch
  • Added GenericInput support for Buttons.None
  • Improved the way terminating formatting codes work by introducing SimpleEndCode
  • Allow RandomExtensions to operate on any ICollection

Removals

  • Marked AStar.InfiniteCost as obsolete

MLEM.Ui

Additions

  • Added Element.AutoNavGroup which allows forming groups for auto-navigation
  • Added UiMarkdownParser
  • Added MLEM.Ui.FNA, which is fully compatible with FNA

Improvements

  • Ensure that Element.IsMouseOver is always accurate by making it an auto-property
  • Started using SpriteBatchContext for Draw and DrawTransformed methods
  • Make use of the new consuming variants in InputHandler and Keybind to consume UiControls inputs
  • Allow Tooltip to manage more than one paragraph and make it easier to add new lines
  • Allow adding dropdown elements at a specified index
  • Turned Tooltip paragraph styling into style properties
  • Improved ElementHelper.AddTooltip overloads
  • Don't query a paragraph's text callback in the constructor
  • Allow manually hiding a paragraph without its text overriding the hidden state
  • Added optional isKeybindAllowed parameter to KeybindButton
  • Allow manually setting a RootElement as CanBeActive

Fixes

  • Fixed auto-nav tooltip displaying on the selected element even when not in auto-nav mode
  • Fixed radio buttons not unchecking all other radio buttons with the same root element
  • Fixed elements not being deselected when removed through RemoveChild
  • Fixed elements sometimes staying hidden when they shouldn't in scrolling panels
  • Fixed elements' OnDeselected events not being raised when CanBeSelected is set to false while selected
  • Fixed gamepad auto-nav angle being incorrect for some elements

Removals

  • Marked old Draw and DrawTransformed overloads as obsolete in favor of SpriteBatchContext ones
  • Marked Tooltip.Paragraph as obsolete in favor of new Paragraphs collection

MLEM.Extended

Additions

  • Added LayerPositionF
  • Added MLEM.Extended.FNA, which is fully compatible with FNA

Improvements

  • Allow using a StaticSpriteBatch to render an IndividualTiledMapRenderer

MLEM.Data

Additions

  • Added the ability to add padding to RuntimeTexturePacker texture regions
  • Added the ability to pack UniformTextureAtlas and DataTextureAtlas using RuntimeTexturePacker
  • Added MLEM.Data.FNA, which is fully compatible with FNA

Improvements

  • Premultiply textures when using RawContentManager
  • Allow enumerating all region names of a DataTextureAtlas
  • Cache RuntimeTexturePacker texture data while packing to improve performance
  • Greatly improved RuntimeTexturePacker performance
  • Allow specifying multiple names for a DataTextureAtlas region

Fixes

  • Fixed SoundEffectReader incorrectly claiming it could read ogg and mp3 files

MLEM.Startup

Additions

  • Added MLEM.Startup.FNA, which is fully compatible with FNA

MLEM.Templates

Improvements

  • Updated to MonoGame 3.8.1

5.3.0

MLEM

Additions

  • Added StringBuilder overloads to GenericFont
  • Added ColorExtensions.Multiply
  • Added SoundEffectInstanceHandler.Stop
  • Added TextureRegion.OffsetCopy
  • Added RectangleF.DistanceSquared and RectangleF.Distance
  • Added GamepadExtensions.GetAnalogValue to get the analog value of any gamepad button
  • Added InputHandler.TryGetDownTime

Improvements

  • Generify GenericFont's string drawing
  • Added InputHandler mouse and touch position querying that preserves the game's viewport
  • Added float version of GetRandomWeightedEntry
  • Allow LinkCode to specify a color to draw with
  • Allow better control over the order and layout of a Keybind's combinations
  • Allow setting a gamepad button deadzone in InputHandler
  • Trigger InputHandler key and gamepad repeats for the most recently pressed input
  • Added properties and constructors for existing operator overloads to GenericInput

Fixes

  • Fixed a formatting Code only knowing about the last Token that it is applied in
  • Fixed Code.Draw receiving the index in the current line rather than the current token
  • Fixed StaticSpriteBatch handling rotated sprites incorrectly
  • Fixed InputHandler.InputsPressed ignoring repeat events for keyboards and gamepads

Removals

  • Removed InputHandler.StoreAllActiveInputs and always store all active inputs
  • Renamed GenericFont.OneEmSpace to Emsp (and marked OneEmSpace as obsolete)

MLEM.Ui

Additions

  • Added Element.OnStyleInit event
  • Added UiControls.AutoNavModeChanged event

Improvements

  • Allow for checkboxes and radio buttons to be disabled
  • Only set a paragraph's area dirty when a text change would cause it to change size
  • Ensure that a panel gets notified of all relevant changes by calling OnChildAreaDirty for all grandchildren
  • Avoid unnecessary panel updates by using an Epsilon comparison when scrolling children
  • Allow setting a default text alignment for paragraphs in UiStyle
  • Made custom values of Element.Style persist when a new ui style is set
  • Update elements less aggressively when changing a ui system's style
  • Automatically update all elements when changing a ui system's viewport
  • Allow setting a default color for clickable links in UiStyle
  • Allow ElementHelper's KeybindButton to query a combination at a given index
  • Allow ElementHelper's KeybindButton to accept a Keybind for clearing a combination
  • Automatically select the first element when a dropdown is opened in auto nav mode
  • Improved gamepad navigation by employing angles between elements
  • Prefer elements that have the same parent as the currently selected element when using gamepad navigation
  • Allow specifying a custom position for a tooltip to snap to
  • Allow tooltips to display for elements when selected in auto-nav mode

Fixes

  • Fixed paragraph links having incorrect hover locations when using special text alignments
  • Fixed the graphics device's viewport being ignored for mouse and touch queries
  • Fixed auto-navigating panels not scrolling to the center of elements properly
  • Fixed UiControls allowing for non-selectable or non-mouseable elements to be marked as selected or moused
  • Fixed buttons and checkboxes changing their CanBeSelected and CanBePressed values when being disabled
  • Fixed children of Panel scroll bars also being scrolled
  • Fixed RootElement.CanSelectContent and Element.IsSelected returning incorrect results when CanBeSelected changes
  • Fixed dropdowns with some non-selectable children failing to navigate when using gamepad controls
  • Fixed UiMetrics.ForceAreaUpdateTime being inaccurate for nested elements
  • Fixed tooltips sometimes ignoring manually set IsHidden values
  • Fixed delayed tooltips sometimes displaying in the wrong location for one frame

Removals

  • Marked StyleProp equality members as obsolete
  • Marked Element.BeginDelegate and Element.BeginImpl as obsolete
  • Marked Element.DrawEarly and UiSystem.DrawEarly as obsolete

MLEM.Extended

Improvements

  • Preserve texture region names when converting between MLEM and MG.Extended

MLEM.Data

Improvements

  • Rethrow exceptions when no RawContentManager readers could be constructed
  • Make Newtonsoft.Json dependency optional

Removals

  • Marked CopyExtensions as obsolete

5.2.0

MLEM

Additions

  • Added a strikethrough formatting code
  • Added GenericFont SplitStringSeparate which differentiates between existing newline characters and splits due to maximum width
  • Added StaticSpriteBatch class
  • Added missing easing functions Quart and Quint to Easings
  • Added RotationVector extension methods for Matrix and Quaternion
  • Added DrawExtendedAutoTile to the AutoTiling class

Improvements

  • Moved AutoTiling to Graphics namespace
  • Cache TokenizedString inner offsets for non-Left text alignments to improve performance
  • Exposed Camera's RoundPosition
  • Exposed the epsilon value used by Camera
  • Added Padding.Empty
  • Throw an exception when text formatter macros resolve recursively too many times
  • Allow using StaticSpriteBatch for AutoTiling
  • Made TextFormatter string size based on the currently active font rather than the default one
  • Allow storing multiple texture regions per SpriteAnimation frame

Fixes

  • Fixed some end-of-line inconsistencies when using the Right text alignment

Removals

  • Removed deprecated Misc versions of SoundEffectInfo and SoundEffectInstanceHandler

MLEM.Ui

Additions

  • Allow specifying a maximum amount of characters for a TextField
  • Added a multiline editing mode to TextField
  • Added a formatting code to allow for inline font changes
  • Added a SquishingGroup element
  • Added UiMetrics

Improvements

  • Made Image ScaleToImage take ui scale into account
  • Added style properties for a lot of hardcoded default element styles
  • Allow setting a custom effect and depth stencil state for ui drawing
  • Made StyleProp immutable
  • Exposed the epsilon value used by Element calculations
  • Allow style properties to set style values with a higher priority, which allows elements to style their default children
  • Allow changing the entire ui style for a single element
  • Skip unnecessary area updates for elements with dirty parents
  • Calculate panel scroll bar height based on content height
  • Remember the location that a scroll bar scroller was grabbed in when scrolling
  • Automatically set area dirty when changing child padding or paragraph fonts

Fixes

  • Fixed VerticalSpace height parameter being an integer
  • Fixed text not being pasted into a text field at all if it contains characters that don't match the input rule
  • Fixed panels that don't auto-hide their scroll bars ignoring their width for child padding
  • Fixed some inconsistencies with element transformations and mouse interaction

Removals

  • Removed ScrollBar ScrollerOffset

MLEM.Data

Additions

  • Allow RuntimeTexturePacker to automatically dispose submitted textures when packing
  • Added JsonTypeSafeWrapper and JsonTypeSafeGenericDataHolder

Improvements

  • Use TitleContainer for opening streams where possible
  • Set GraphicsResource Name when loading assets using RawContentManager

Removals

  • Marked features related to Lidgren.Network as obsolete

MLEM.Startup

Additions

  • Added virtual InitializeDefaultUiStyle to MlemGame
  • Added PreDraw and PreUpdate events and coroutine events

5.1.0

MLEM

Additions

  • Added RotateBy to Direction2Helper

Improvements

  • Moved ColorHelper.Invert to ColorExtensions.Invert
  • Allow enumerating SoundEffectInstanceHandler entries
  • Improved NinePatch memory usage
  • Moved sound-related classes into Sound namespace
  • Added customizable overloads for Keybind, Combination and GenericInput ToString methods
  • Removed LINQ Any and All usage in various methods to improve memory usage
  • Improved KeysExtensions memory usage

Fixes

  • Set default values for InputHandler held and pressed keys to avoid an exception if buttons are held in the very first frame
  • Fixed GenericFont MeasureString using incorrect width for Zwsp and OneEmSpace
  • Fixed tiled NinePatches missing pixels with some scales

MLEM.Ui

Additions

  • Added a masking character to TextField to allow for password-style text fields

Improvements

  • Explicitly disallow creating Paragraphs without fonts to make starting out with MLEM.Ui less confusing
  • Removed LINQ Any and All usage in various methods to improve memory usage
  • Allow adding Link children to non-Paragraph elements

Fixes

  • Fixed a crash if a paragraph has a link formatting code, but no font
  • Fixed tooltips with custom text scale not snapping to the mouse correctly in their first displayed frame
  • Fixed tooltips not displaying correctly with auto-hiding paragraphs
  • Fixed rounding errors causing AutoInline elements to be pushed into the next line with some ui scales

MLEM.Extended

Improvements

  • Use FontStashSharp's built-in LineHeight property for GenericStashFont

MLEM.Data

Additions

  • Added the ability to specify a coordinate offset in data texture atlases

Improvements

  • Improved RawContentManager's reader loading and added better exception handling
  • Improved CopyExtensions construction speed
  • Improved DynamicEnum caching

Fixes

  • Fixed DynamicEnum AddFlag going into an infinite loop

5.0.0

MLEM

Additions

  • Added some Collection extensions, namely for dealing with combinations
  • Added repeat-ignoring versions of IsKeyPressed and IsGamepadButtonPressed
  • Added SoundExtensions
  • Added string truncation to TokenizedString
  • Added a sprite batch extension to generate a gradient
  • Added InputsDown and InputsPressed properties to InputHandler
  • Added text alignment options to tokenized strings

Improvements

  • Replaced TextInputWrapper with a more refined MlemPlatform that includes the ability to open links on various platforms
  • Allow NinePatches to be drawn tiled rather than stretched
  • Added the ability for Direction2 to be used as flags
  • Made Padding and Direction2 DataContracts
  • Expose the viewport of cameras
  • Greatly improved the efficiency of line splitting for GenericFont and TokenizedString
  • Improved performance of TextFormatter tokenization
  • Allow for underline and shadow formatting codes to be mixed with font changing codes
  • Exposed Keybind Combinations

Fixes

  • Fixed the input handler querying input when the window is inactive
  • Fixed UnderlineCode ending in the wrong places because it was marked as a font-changing code

Removals

  • Removed the array-based GetRandomEntry method
  • Removed obsolete ColorExtension methods

MLEM.Ui

Additions

  • Added a text scale multiplier value to Paragraph
  • Added an option to limit auto-height and auto-width in elements to a maximum and minimum size
  • Added the ability to set a custom viewport for ui systems
  • Added string truncation to Paragraph
  • Added a simple way to change the action that is executed when a link is pressed in a paragraph
  • Added events for when a root element is added or removed
  • Added an ElementHelper method to create a keybind button
  • Added text alignment options to paragraphs

Improvements

  • Removed unnecessary GraphicsDevice references from UiSystem
  • Stop a panel's scroll bar from being removed from its children list automatically
  • Dispose of panels' render targets to avoid memory leaks
  • Allow changing the color that a panel renders its texture with

Fixes

  • Fixed auto-sized elements doing too many area update calculations
  • Fixed a rare stack overflow where scroll bars could get stuck in an auto-hide loop
  • Fixed auto-sized elements without children not updating their size correctly
  • Fixed panels drawing children early within the render target (instead of regularly)

MLEM.Extended

Additions

  • Added GenericFont compatibility for FontStashSharp
  • Added a method to make sidescrolling collision detection easier with TiledMapCollisions
  • Added some more TiledMapExtension utility methods

Improvements

  • Reversed the y loop in GetCollidingTiles to account for gravity which is usually more important

Fixes

  • Fixed some number parsing not using the invariant culture

MLEM.Data

Additions

  • Added StaticJsonConverter
  • Added DynamicEnum, a cursed custom enumeration class that supports arbitrarily many values

Fixes

  • Fixed some number parsing not using the invariant culture
  • Fixed RawContentManager crashing with dynamic assemblies present
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