Struct FlowCanvas

Source

pub struct FlowCanvas {
    pub graph: Graph,
    pub history: History,
    pub event_queue: Vec<FlowEvent>,
    /* private fields */
}

Fields§

§graph: Graph§history: History§event_queue: Vec<FlowEvent>

Implementations§

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impl FlowCanvas

Source

pub fn new(graph: Graph, cx: &mut Context<'_, Self>) -> Self

Examples found in repository ?

examples/extension.rs (line 26)

7fn main() {
8    Application::new().run(|cx| {
9        let mut graph = Graph::new();
10
11        graph
12            .create_node("number")
13            .position(100.0, 100.0)
14            .size(300.0, 150.0)
15            .output()
16            .build(&mut graph);
17
18        graph
19            .create_node("")
20            .position(300.0, 400.0)
21            .input()
22            .build(&mut graph);
23
24        cx.open_window(WindowOptions::default(), |_, cx| {
25            cx.new(|fc| {
26                let mut flow = FlowCanvas::new(graph, fc)
27                    .plugin(SelectionPlugin::new())
28                    .plugin(NodeInteractionPlugin::new())
29                    .plugin(ViewportPlugin::new())
30                    .plugin(Background::new())
31                    .plugin(NodePlugin::new().register_node("number", NumberNode {}));
32                flow.init_plugins();
33                flow
34            })
35        })
36        .unwrap();
37    });
38}

More examples

Hide additional examples

examples/bench.rs (line 21)

4fn main() {
5    Application::new().run(|cx| {
6        let mut graph = Graph::new();
7
8        for j in 0..100 {
9            for i in 0..100 {
10                graph
11                    .create_node("")
12                    .position(200.0 * i as f32, 200.0 * j as f32)
13                    .input()
14                    .output()
15                    .build(&mut graph);
16            }
17        }
18
19        cx.open_window(WindowOptions::default(), |_, cx| {
20            cx.new(|fc| {
21                let mut flow = FlowCanvas::new(graph, fc)
22                    .plugin(SelectionPlugin::new())
23                    .plugin(NodeInteractionPlugin::new())
24                    .plugin(ViewportPlugin::new())
25                    .plugin(Background::new())
26                    .plugin(NodePlugin::new())
27                    .plugin(PortInteractionPlugin::new())
28                    .plugin(EdgePlugin::new())
29                    .plugin(DeletePlugin::new())
30                    .plugin(HistoryPlugin::new());
31                flow.init_plugins();
32                flow
33            })
34        })
35        .unwrap();
36    });
37}

examples/basic.rs (line 30)

4fn main() {
5    Application::new().run(|cx| {
6        let mut graph = Graph::new();
7
8        graph
9            .create_node("")
10            .position(100.0, 100.0)
11            .output()
12            .build(&mut graph);
13
14        graph
15            .create_node("")
16            .position(300.0, 400.0)
17            .input()
18            .output()
19            .build(&mut graph);
20
21        graph
22            .create_node("")
23            .position(500.0, 500.0)
24            .input()
25            .output()
26            .build(&mut graph);
27
28        cx.open_window(WindowOptions::default(), |_, cx| {
29            cx.new(|fc| {
30                let mut flow = FlowCanvas::new(graph, fc)
31                    .plugin(SelectionPlugin::new())
32                    .plugin(NodeInteractionPlugin::new())
33                    .plugin(ViewportPlugin::new())
34                    .plugin(Background::new())
35                    .plugin(NodePlugin::new())
36                    .plugin(PortInteractionPlugin::new())
37                    .plugin(EdgePlugin::new())
38                    .plugin(DeletePlugin::new())
39                    .plugin(HistoryPlugin::new());
40                flow.init_plugins();
41                flow
42            })
43        })
44        .unwrap();
45    });
46}

Source

pub fn plugin(self, plugin: impl Plugin + 'static) -> Self

Examples found in repository ?

examples/extension.rs (line 27)

7fn main() {
8    Application::new().run(|cx| {
9        let mut graph = Graph::new();
10
11        graph
12            .create_node("number")
13            .position(100.0, 100.0)
14            .size(300.0, 150.0)
15            .output()
16            .build(&mut graph);
17
18        graph
19            .create_node("")
20            .position(300.0, 400.0)
21            .input()
22            .build(&mut graph);
23
24        cx.open_window(WindowOptions::default(), |_, cx| {
25            cx.new(|fc| {
26                let mut flow = FlowCanvas::new(graph, fc)
27                    .plugin(SelectionPlugin::new())
28                    .plugin(NodeInteractionPlugin::new())
29                    .plugin(ViewportPlugin::new())
30                    .plugin(Background::new())
31                    .plugin(NodePlugin::new().register_node("number", NumberNode {}));
32                flow.init_plugins();
33                flow
34            })
35        })
36        .unwrap();
37    });
38}

More examples

Hide additional examples

examples/bench.rs (line 22)

4fn main() {
5    Application::new().run(|cx| {
6        let mut graph = Graph::new();
7
8        for j in 0..100 {
9            for i in 0..100 {
10                graph
11                    .create_node("")
12                    .position(200.0 * i as f32, 200.0 * j as f32)
13                    .input()
14                    .output()
15                    .build(&mut graph);
16            }
17        }
18
19        cx.open_window(WindowOptions::default(), |_, cx| {
20            cx.new(|fc| {
21                let mut flow = FlowCanvas::new(graph, fc)
22                    .plugin(SelectionPlugin::new())
23                    .plugin(NodeInteractionPlugin::new())
24                    .plugin(ViewportPlugin::new())
25                    .plugin(Background::new())
26                    .plugin(NodePlugin::new())
27                    .plugin(PortInteractionPlugin::new())
28                    .plugin(EdgePlugin::new())
29                    .plugin(DeletePlugin::new())
30                    .plugin(HistoryPlugin::new());
31                flow.init_plugins();
32                flow
33            })
34        })
35        .unwrap();
36    });
37}

examples/basic.rs (line 31)

4fn main() {
5    Application::new().run(|cx| {
6        let mut graph = Graph::new();
7
8        graph
9            .create_node("")
10            .position(100.0, 100.0)
11            .output()
12            .build(&mut graph);
13
14        graph
15            .create_node("")
16            .position(300.0, 400.0)
17            .input()
18            .output()
19            .build(&mut graph);
20
21        graph
22            .create_node("")
23            .position(500.0, 500.0)
24            .input()
25            .output()
26            .build(&mut graph);
27
28        cx.open_window(WindowOptions::default(), |_, cx| {
29            cx.new(|fc| {
30                let mut flow = FlowCanvas::new(graph, fc)
31                    .plugin(SelectionPlugin::new())
32                    .plugin(NodeInteractionPlugin::new())
33                    .plugin(ViewportPlugin::new())
34                    .plugin(Background::new())
35                    .plugin(NodePlugin::new())
36                    .plugin(PortInteractionPlugin::new())
37                    .plugin(EdgePlugin::new())
38                    .plugin(DeletePlugin::new())
39                    .plugin(HistoryPlugin::new());
40                flow.init_plugins();
41                flow
42            })
43        })
44        .unwrap();
45    });
46}

Source

pub fn init_plugins(&mut self)

Examples found in repository ?

examples/extension.rs (line 32)

7fn main() {
8    Application::new().run(|cx| {
9        let mut graph = Graph::new();
10
11        graph
12            .create_node("number")
13            .position(100.0, 100.0)
14            .size(300.0, 150.0)
15            .output()
16            .build(&mut graph);
17
18        graph
19            .create_node("")
20            .position(300.0, 400.0)
21            .input()
22            .build(&mut graph);
23
24        cx.open_window(WindowOptions::default(), |_, cx| {
25            cx.new(|fc| {
26                let mut flow = FlowCanvas::new(graph, fc)
27                    .plugin(SelectionPlugin::new())
28                    .plugin(NodeInteractionPlugin::new())
29                    .plugin(ViewportPlugin::new())
30                    .plugin(Background::new())
31                    .plugin(NodePlugin::new().register_node("number", NumberNode {}));
32                flow.init_plugins();
33                flow
34            })
35        })
36        .unwrap();
37    });
38}

More examples

Hide additional examples

examples/bench.rs (line 31)

4fn main() {
5    Application::new().run(|cx| {
6        let mut graph = Graph::new();
7
8        for j in 0..100 {
9            for i in 0..100 {
10                graph
11                    .create_node("")
12                    .position(200.0 * i as f32, 200.0 * j as f32)
13                    .input()
14                    .output()
15                    .build(&mut graph);
16            }
17        }
18
19        cx.open_window(WindowOptions::default(), |_, cx| {
20            cx.new(|fc| {
21                let mut flow = FlowCanvas::new(graph, fc)
22                    .plugin(SelectionPlugin::new())
23                    .plugin(NodeInteractionPlugin::new())
24                    .plugin(ViewportPlugin::new())
25                    .plugin(Background::new())
26                    .plugin(NodePlugin::new())
27                    .plugin(PortInteractionPlugin::new())
28                    .plugin(EdgePlugin::new())
29                    .plugin(DeletePlugin::new())
30                    .plugin(HistoryPlugin::new());
31                flow.init_plugins();
32                flow
33            })
34        })
35        .unwrap();
36    });
37}

examples/basic.rs (line 40)

4fn main() {
5    Application::new().run(|cx| {
6        let mut graph = Graph::new();
7
8        graph
9            .create_node("")
10            .position(100.0, 100.0)
11            .output()
12            .build(&mut graph);
13
14        graph
15            .create_node("")
16            .position(300.0, 400.0)
17            .input()
18            .output()
19            .build(&mut graph);
20
21        graph
22            .create_node("")
23            .position(500.0, 500.0)
24            .input()
25            .output()
26            .build(&mut graph);
27
28        cx.open_window(WindowOptions::default(), |_, cx| {
29            cx.new(|fc| {
30                let mut flow = FlowCanvas::new(graph, fc)
31                    .plugin(SelectionPlugin::new())
32                    .plugin(NodeInteractionPlugin::new())
33                    .plugin(ViewportPlugin::new())
34                    .plugin(Background::new())
35                    .plugin(NodePlugin::new())
36                    .plugin(PortInteractionPlugin::new())
37                    .plugin(EdgePlugin::new())
38                    .plugin(DeletePlugin::new())
39                    .plugin(HistoryPlugin::new());
40                flow.init_plugins();
41                flow
42            })
43        })
44        .unwrap();
45    });
46}

Source

pub fn handle_event(&mut self, event: FlowEvent, cx: &mut Context<'_, Self>)

Trait Implementations§

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impl Render for FlowCanvas

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fn render( &mut self, window: &mut Window, this_cx: &mut Context<'_, Self>, ) -> impl IntoElement

Render this view into an element tree.

Auto Trait Implementations§

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impl !UnwindSafe for FlowCanvas

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

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impl<T> Downcast for T
where T: Any,

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Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.

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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.

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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.

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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

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fn in_current_span(self) -> Instrumented<Self>

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where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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where F: FnOnce(&Self) -> bool,

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