Struct NodeEditor 

pub struct NodeEditor<'ui> { /* private fields */ }

RAII token for a node editor frame

Implementations

impl<'ui> NodeEditor<'ui>

pub fn minimap(&self, size_fraction: f32, location: MiniMapLocation)

Draw a minimap in the editor

pub fn minimap_with_callback<F: FnMut(i32)>( &self, size_fraction: f32, location: MiniMapLocation, callback: &mut F, )

Draw a minimap with a node-hover callback (invoked during this call)

pub fn node(&self, id: i32) -> NodeToken<'_>

Begin a node

pub fn input_attr(&self, id: i32, shape: PinShape) -> AttributeToken<'_>

Begin an input attribute pin

pub fn output_attr(&self, id: i32, shape: PinShape) -> AttributeToken<'_>

Begin an output attribute pin

pub fn static_attr(&self, id: i32) -> AttributeToken<'_>

Begin a static attribute region

pub fn link(&self, id: i32, start_attr: i32, end_attr: i32)

Draw a link between two attributes

pub fn is_link_created(&self) -> Option<LinkCreated>

Query if a link was created this frame (attribute-id version)

pub fn is_link_created_with_nodes(&self) -> Option<LinkCreatedEx>

Query link created with node ids and attribute ids

pub fn selected_nodes(&self) -> Vec<i32>

Selection helpers

pub fn selected_links(&self) -> Vec<i32>

pub fn clear_selection(&self)

pub fn is_editor_hovered(&self) -> bool

Hover queries

pub fn hovered_node(&self) -> Option<i32>

pub fn hovered_link(&self) -> Option<i32>

pub fn hovered_pin(&self) -> Option<i32>

pub fn is_attribute_active(&self) -> bool

Attribute active state

pub fn any_attribute_active(&self) -> Option<i32>

pub fn is_link_started(&self) -> Option<i32>

Link drag/drop lifecycle

pub fn is_link_dropped(&self, including_detached: bool) -> Option<i32>

pub fn set_style_flag(&self, flag: StyleFlags, enabled: bool)

Toggle style flags (GridLines, GridLinesPrimary, GridSnapping, NodeOutline)

pub fn enable_link_detach_with_ctrl(&self)

Enable link detach with Ctrl by binding to ImGui IO KeyCtrl

pub fn enable_multiple_select_with_ctrl(&self)

Enable multiple select modifier as Ctrl

pub fn enable_multiple_select_with_shift(&self)

Enable multiple select modifier as Shift

pub fn emulate_three_button_mouse_with_alt(&self)

Emulate three-button mouse with Alt

pub fn set_alt_mouse_button(&self, button: i32)

IO tweaks

pub fn set_auto_panning_speed(&self, speed: f32)

pub fn style_colors_dark(&self)

Style preset helpers

pub fn style_colors_classic(&self)

pub fn style_colors_light(&self)

pub fn set_node_pos_grid(&self, node_id: i32, pos: [f32; 2])

Node positions in grid space

pub fn get_node_pos_grid(&self, node_id: i32) -> [f32; 2]

pub fn set_grid_spacing(&self, spacing: f32)

Persistent style setters

pub fn set_link_thickness(&self, thickness: f32)

pub fn set_node_corner_rounding(&self, rounding: f32)

pub fn set_node_padding(&self, padding: [f32; 2])

pub fn set_pin_circle_radius(&self, r: f32)

pub fn set_pin_quad_side_length(&self, v: f32)

pub fn set_pin_triangle_side_length(&self, v: f32)

pub fn set_pin_line_thickness(&self, v: f32)

pub fn set_pin_hover_radius(&self, v: f32)

pub fn set_pin_offset(&self, offset: f32)

pub fn set_link_hover_distance(&self, v: f32)

pub fn set_link_line_segments_per_length(&self, v: f32)

pub fn set_node_border_thickness(&self, v: f32)

pub fn set_minimap_padding(&self, padding: [f32; 2])

pub fn set_minimap_offset(&self, offset: [f32; 2])

pub fn set_color(&self, elem: ColorElement, color: [f32; 4])

pub fn get_color(&self, elem: ColorElement) -> [f32; 4]

Get a style color as RGBA floats [0,1]

pub fn set_node_pos_screen(&self, node_id: i32, pos: [f32; 2])

Node positions in screen/editor space

pub fn set_node_pos_editor(&self, node_id: i32, pos: [f32; 2])

pub fn get_node_pos_screen(&self, node_id: i32) -> [f32; 2]

pub fn get_node_pos_editor(&self, node_id: i32) -> [f32; 2]

pub fn set_node_draggable(&self, node_id: i32, draggable: bool)

Node drag/size helpers

pub fn snap_node_to_grid(&self, node_id: i32)

pub fn get_node_dimensions(&self, node_id: i32) -> [f32; 2]

pub fn is_link_destroyed(&self) -> Option<i32>

Check if a link was destroyed this frame, returning its id

impl<'ui> NodeEditor<'ui>

pub fn end(self) -> PostEditor

Explicitly end the node editor and return post-editor query handle

impl<'ui> NodeEditor<'ui>

Style helpers available from NodeEditor

pub fn push_attribute_flag(&self, flag: AttributeFlags) -> AttributeFlagToken

pub fn push_color(&self, elem: ColorElement, color: [f32; 4]) -> ColorToken

pub fn push_style_var( &self, var: StyleVar, value: StyleVarValue, ) -> StyleVarToken

pub fn push_style_var_f32(&self, var: i32, value: f32) -> StyleVarToken

pub fn push_style_var_vec2(&self, var: i32, value: [f32; 2]) -> StyleVarToken

Trait Implementations

impl<'ui> Drop for NodeEditor<'ui>

fn drop(&mut self)

Executes the destructor for this type.