Helpers

Trend Helpers are a combination of functions, mixins, variables, and class selectors to scaffold, prototype, or build out UI. For the most part, this package is used throughout all the individual packages.

• Installation
• Basic Usage
• Variables
• Background Helpers
• Border Helpers
• Display Helpers
• Flex Helpers
• Image Helpers
• Link Helpers
• List Helpers
• Layout Helpers
• Margin Helpers
• Padding Helpers
• Shadow Helpers
• Size Helpers
• Text Helpers
• Whitespace Helpers
• Mixins
• Functions

Installation

npm install @trend/helpers

Basic Usage

// Import entire package contents.
@import "@trend/helpers/styles";

// Import classes only.
@import "@trend/helpers/scss/helpers";

// Import specific pieces.
@import "@trend/helpers/scss/variables";
@import "@trend/helpers/scss/functions";
@import "@trend/helpers/scss/mixins";

// Import even more granular pieces.
@import "@trend/helpers/scss/functions/relative-units";
@import "@trend/helpers/scss/mixins/rtl";
@import "@trend/helpers/scss/addons/easing-variables";

Variables

Base package variables shared between indiviudal Helpers and also used for providing consistent values between other TREND component packages.

• $tc-spacings - map of n (none), s (small), m (medium), l (large)
• $tc-breakpoints - map of xs, sm, md, lg, xl
• $tc-proportional-sizes - list of default proportional sizes

Variables

SCSS Variables

• $tc-helper-variables - map of css variables to generate

CSS Variables

• --tc-helper-transition-duration
• --tc-helper-transition-timing-function

Variables

Base package variables shared between indiviudal Helpers and also used for providing consistent values between other TREND component packages.

• $tc-spacings - map of n (none), s (small), m (medium), l (large)
• $tc-breakpoints - map of xs, sm, md, lg, xl
• $tc-proportional-sizes - list of default proportional sizes

Variables

SCSS Variables

• $tc-helper-variables - map of css variables to generate

CSS Variables

• --tc-helper-transition-duration
• --tc-helper-transition-timing-function

Background Helpers

Variables

• $tc-has-background - Turn on/off available classes
• $tc-has-background-media - Turn on/off media classes
• $tc-background-breakpoints - List of breakpoints to generate media queries
• $tc-backgrounds - Map of rulesets to generate, values can be a $tc-color-<color-map> variable

Available classes

• tc-background-transparent - Background color transparent
• tc-background-<color>-<weight> - Background color weight from color map

Border Helpers

Variables

• $tc-has-border - Turn on/off helper classes
• $tc-has-border-media - Turn on/off media classes
• $tc-border-breakpoints - List of breakpoints to generate media queries
• $tc-border-width - Default width in pixels
• $tc-border-color - Default color type
• $tc-border-radius - Default radius value in pixels
• $tc-borders - map of border-<position> rulesets
• $tc-border-radii - map of border-<position>-radius rulesets
• $tc-border-colors - map of border-color rulesets

Available classes

• tc-border
• tc-border-<top|right|bottom|left|none>
• tc-border-<top|right|bottom|left>-0
• tc-border-round
• tc-border-round-<top|right|bottom|left|none>
• tc-border-round-top-<left|right>
• tc-border-round-bottom-<right|left>
• tc-border-rounded
• tc-border-<color>-<weight>

Display Helpers

Variables

• $tc-has-display - Turn on/off available classes
• $tc-has-display-media - Turn on/off media classes
• $tc-display-breakpoints - List of breakpoints to generate media queries
• $tc-displays - List of rulesets to generate

Available classes

• tc-display-block - Display block
• tc-display-inline - Display inline
• tc-display-inline-block - Display inline-block
• tc-display-flex - Display flex
• tc-display-none - Display none
• tc-display-table - Display table
• tc-display-table-cell - Display table-cell
• tc-display-table-row - Display table-row
• tc-display-visually-hide - Visually hide an element but leave available to screenreaders

Flex Helpers

Variables

• $tc-has-flex: Turn on/off helper classes
• $tc-has-flex-media: Turn on/off media classes
• $tc-flex-breakpoints: List of breakpoints to generate media queries
• $tc-flex: map of rulesets

Available classes

• tc-flex - display flex
• tc-flex-inline - display inline-flex
• tc-flex-wrap - flex-wrap wrap
• tc-flex-nowrap - flex-wrap nowrap
• tc-flex-wrap-reverse - flex-wrap wrap-reverse
• tc-flex-row - flex-direction row
• tc-flex-row-reverse - flex-direction row-reverse
• tc-flex-column - flex-direction column
• tc-flex-column-reverse - flex-direction column-reverse
• tc-flex-between - justify-content space-between
• tc-flex-center - justify-content center
• tc-flex-justify - justify-content space-around
• tc-flex-left - justify-content flex-start
• tc-flex-right - justify-content flex-end
• tc-flex-baseline - align-items baseline
• tc-flex-bottom - align-items flex-end
• tc-flex-middle - align-items center
• tc-flex-stretch - align-items stretch
• tc-flex-top - align-items flex-start
• tc-flex-baseline-content - align-content baseline
• tc-flex-bottom-content - align-content flex-end
• tc-flex-middle-content - align-content center
• tc-flex-stretch-content - align-content stretch
• tc-flex-top-content - align-content flex-start
• tc-flex-item-auto - item-auto auto
• tc-flex-item-center - item-auto center
• tc-flex-item-left - item-auto flex-start
• tc-flex-item-right - item-auto flex-end
• tc-flex-item-stretch - item-auto stretch
• tc-flex-grow1 - flex 1 1 0%
• tc-flex-grow2 - flex 2 1 0%
• tc-flex-grow3 - flex 3 1 0%
• tc-flex-grow4 - flex 4 1 0%
• tc-flex-grow5 - flex 5 1 0%
• tc-flex-shrink - flex shrink 0
• tc-flex-shrink1 - flex shrink 1
• tc-flex-shrink2 - flex shrink 2
• tc-flex-shrink3 - flex shrink 3
• tc-flex-shrink4 - flex shrink 4
• tc-flex-shrink5 - flex shrink 5
• tc-flex-basis-auto - flex-basis auto
• tc-flex-basis0 - flex-basis 0

Image Helpers

Variables

• $tc-has-image - Turn on/off available classes
• $tc-has-image-media - Turn on/off media classes
• $tc-image-breakpoints: List of breakpoints to generate media queries
• $tc-image - Map of rulesets to generate

Available classes

• tc-image-fluid - responsive image
• tc-image-circle - circular images

Link Helpers

Variables

• $tc-has-link - Turn on/off available classes
• $tc-has-link-media - Turn on/off media classes
• $tc-link-breakpoints: List of breakpoints to generate media queries
• $tc-link - Map of rulesets to generate

Available classes

• tc-link-plain - text-decoration none
• tc-link-decorate - text-decoration underline
• NOTE Will apply rule just the :hover, :focus, and :active pseudoclasses

List Helpers

Variables

• $tc-has-list - Turn on/off available classes
• $tc-has-list-media - Turn on/off media classes
• $tc-list-breakpoints: List of breakpoints to generate media queries
• $tc-list - Map of rulesets to generate

Available classes

• tc-list-styleless - strip all margin, padding and list-style
• tc-list-inline - horizontal list

Layout Helpers

Variables

• $tc-has-layout - Turn on/off available classes
• $tc-has-layout-media - Turn on/off media classes
• $tc-layout-breakpoints: List of breakpoints to generate media queries
• $tc-layouts - Map of rulesets to generate

Available classes

• tc-layout-absolute - Position absolute
• tc-layout-clip - Render new block formatting context
• tc-layout-relative - Position relative
• tc-layout-static - Position static
• tc-layout-scroll-x - Turn on horizontal scrolling an element
• tc-layout-scroll-y - Turn on vertical scrolling an element
• tc-layout-pull - Float left
• tc-layout-push - Float right
• tc-layout-absolute-center - Center an element absolute position
• tc-layout-fixed-center - Center an element with fixed position
• tc-layout-absolute-viewport - Positon absolute to be size of viewport
• tc-layout-fixed-viewport - Positon fixed to be size of viewport
• tc-layout-clearfix - Apply clearfix to an element

Margin Helpers

Variables

• $tc-has-margin - Turn on/off available classes
• $tc-has-margin-media - Turn on/off media classes
• $tc-margin-breakpoints - List of breakpoints to generate media queries
• $tc-margin-spacings - map of spacing values
• $tc-margin - Map where key is property name for rule and suffix for selector

Available classes

• tc-m<t|r|b|l><n|s|m|l|a> - margin-<top|right|bottom|left|right> rule

Padding Helpers

Variables

• $tc-has-padding - Turn on/off available classes
• $tc-has-padding-media - Turn on/off media classes
• $tc-padding-breakpoints - List of breakpoints to generate media queries
• $tc-padding-spacings - map of spacing values
• $tc-padding - Map where key is property name for rule and suffix for selector

Available classes

• tc-p<t|r|b|l><n|s|m|l|a> - padding-<top|right|bottom|left|right> rule

Shadow Helpers

Variables

• $tc-has-shadow - Turn on/off available classes
• $tc-has-shadow-media - Turn on/off media classes
• $tc-shadow-breakpoints - List of breakpoints to generate media queries
• $tc-shadow - Number of shadows levels to create, defaults to 24
• $tc-shadow-color - Default shadow color, defaults to #000

Available classes

• tc-shadow-<1-24> - box-shadow rule

Size Helpers

Variables

• $tc-has-size - Turn on/off available classes
• $tc-has-size-media - Turn on/off media classes
• $tc-size-breakpoints - List of breakpoints to generate media queries
• $tc-size - Map of rulesets to generate
• $tc-sizes - Defaults to $tc-proportional-sizes

Available classes (numerous) - Create a proportional width rule

• x is an integer less than Y
• Y is can be any one of the tc-proportional-sizes (e.g 2, 3, 4, 5...)
• tc-size-compact - Use flex-basis to wrap its content
• tc-size-occupy - Use flex and flex-basis to occupy remaing space
• tc-size-full - Make element width of parent
• tc-size-<xofY>

Text Helpers

Variables

• $tc-has-text - Turn on/off available classes
• $tc-has-text-media - Turn on/off media classes
• $tc-text-breakpoints - List of breakpoints to generate media queries
• $tc-text - Map of rulesets to generate
• $tc-text-colors - Map of color variables

Available classes

• tc-text-<left|center|right|justify> - Adjust text-align of an element
• tc-text-<top|middle|bottom|baseline - Adjust vertical-align of an element
• tc-text-truncate - Add ellipsis to overflowing text
  • NOTE Requires text-truncate mixin
• tc-text-break - word-wrap break-word
• tc-text-inherit-color - Make an element inherit color of parent
• tc-text-<justify|uppercase|lowercase|capitalize> - Transform text
• tc-text-sentence-case - Capitlize first letter of a sentence
• tc-text-<normal|nowrap|preline> - Adjust whitespace of text
• tc-text-<color>-<weight> - Adjust text color
  • color is name of a color map
  • weight is the color weight from map

Whitespace Helpers (Append/Prepend)

Append (after) or prepend (before) whitespace to an HTML element.

Variables

• $tc-has-<append|prepend> - Turn on/off available classes
• $tc-has-<append|prepend>-media - Turn on/off media classes
• $tc-<append|prepend>-breakpoint-keys - What breakpoints should be generated
• $tc-<append|prepend>-sizes - Size ruleset to generate, defaults $tc-proportional-sizes

Available classes

• tc-<append|prepend>-<xofY> (numerous) - Create a proportional margin rule
  • x is an integer less than Y
  • Y can be any one of the tc-proportional-sizes (e.g 2, 3, 4, 5...)

Mixins

Todo.

Functions

Todo.