76 lines
3 KiB
Rust
76 lines
3 KiB
Rust
//! This example demonstrates how bar plots are to be used. For more general
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//! features of the libray, see the line_plots example.
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use imgui::{im_str, CollapsingHeader, Condition, Ui, Window};
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use implot::{Plot, PlotBars};
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mod support;
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fn show_basic_vertical_plot(ui: &Ui) {
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ui.text(im_str!("This header shows a simple vertical bar plot."));
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let content_width = ui.window_content_region_width();
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Plot::new("Vertical bar plot")
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// The size call could also be omitted, though the defaults don't consider window
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// width, which is why we're not doing so here.
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.size(content_width, 300.0)
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.build(|| {
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// If this is called outside a plot build callback, the program will panic.
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let axis_positions = vec![0.2, 0.4, 0.6, 0.8];
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let values = vec![0.1, 0.2, 0.3, 0.4];
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PlotBars::new("legend label")
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.with_bar_width(0.1)
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.plot(&axis_positions, &values);
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});
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}
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fn show_basic_horizontal_plot(ui: &Ui) {
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ui.text(im_str!("This header shows a simple horizontal bar plot."));
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let content_width = ui.window_content_region_width();
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Plot::new("Horizontal bar plot")
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// The size call could also be omitted, though the defaults don't consider window
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// width, which is why we're not doing so here.
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.size(content_width, 300.0)
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.build(|| {
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// If this is called outside a plot build callback, the program will panic.
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let axis_positions = vec![0.2, 0.4, 0.6, 0.8];
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let values = vec![0.1, 0.2, 0.3, 0.4];
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PlotBars::new("legend label")
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.with_bar_width(0.05)
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.with_horizontal_bars()
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.plot(&axis_positions, &values);
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});
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}
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fn main() {
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let system = support::init(file!());
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let mut showing_demo = false;
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system.main_loop(move |_, ui| {
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Window::new(im_str!("Bar plots example"))
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.size([430.0, 450.0], Condition::FirstUseEver)
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.build(ui, || {
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ui.text(im_str!("Hello from implot-rs!"));
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ui.text_wrapped(im_str!(
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"The headers here demo the bar plotting features of the library. \
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Have a look at the example source code to see how they are implemented.\n\
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Check out the demo from ImPlot itself first \
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(by enabling the 'Show demo' checkbox) for instructions \
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on how to interact with ImPlot plots."
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));
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ui.checkbox(im_str!("Show demo"), &mut showing_demo);
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// Show individual examples in collapsed headers
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if CollapsingHeader::new(im_str!("Basic vertical plot")).build(&ui) {
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show_basic_vertical_plot(&ui);
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}
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if CollapsingHeader::new(im_str!("Basic horizontal plot")).build(&ui) {
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show_basic_horizontal_plot(&ui);
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}
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});
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if showing_demo {
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implot::show_demo_window(&mut showing_demo);
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}
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});
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}
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