Struct StandardLegendBuilder 

pub struct StandardLegendBuilder<C: PixelColor> { /* private fields */ }

Builder for standard legends

Implementations

impl<C> StandardLegendBuilder<C>

where C: From<Rgb565> + PixelColor,

pub fn new() -> Self

Create a new standard legend builder

pub fn position(self, position: LegendPosition) -> Self

Set the legend position

pub fn orientation(self, orientation: LegendOrientation) -> Self

Set the legend orientation

pub fn style(self, style: LegendStyle<C>) -> Self

Set the legend style

pub fn minimal_style(self) -> Self

Use minimal styling for small displays

pub fn professional_style(self) -> Self

Use professional styling

pub fn compact_style(self) -> Self

Use compact styling

pub fn alignment(self, alignment: LegendAlignment) -> Self

Set the legend alignment

pub fn margins(self, margins: LegendMargins) -> Self

Set the legend margins

pub fn add_line_entry(self, label: &str, color: C) -> ChartResult<Self>

Add a line entry to the legend

pub fn add_line_entry_with_marker( self, label: &str, color: C, marker: MarkerStyle<C>, ) -> ChartResult<Self>

Add a line entry with marker to the legend

pub fn add_bar_entry(self, label: &str, color: C) -> ChartResult<Self>

Add a bar entry to the legend

pub fn add_bar_entry_with_border( self, label: &str, color: C, border_color: C, border_width: u32, ) -> ChartResult<Self>

Add a bar entry with border to the legend

pub fn add_pie_entry(self, label: &str, color: C) -> ChartResult<Self>

Add a pie entry to the legend

pub fn add_custom_entry( self, label: &str, color: C, shape: SymbolShape, size: u32, ) -> ChartResult<Self>

Add a custom symbol entry to the legend

pub fn add_entry( self, label: &str, entry_type: LegendEntryType<C>, ) -> ChartResult<Self>

Add a generic entry to the legend

pub fn clear_entries(self) -> Self

Clear all entries

Trait Implementations

impl<C: Debug + PixelColor> Debug for StandardLegendBuilder<C>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<C> Default for StandardLegendBuilder<C>

where C: From<Rgb565> + PixelColor,

fn default() -> Self

Returns the “default value” for a type.

impl<C> LegendBuilder<C> for StandardLegendBuilder<C>

where C: From<Rgb565> + PixelColor,

type Legend = StandardLegend<C>

The legend type this builder creates

type Error = ChartError

Error type for building operations

fn build(self) -> Result<Self::Legend, Self::Error>

Build the legend with current configuration