Merge branch 'trunk' into airyx-appkit-uikit-features
Needs merging for custom image drawing example. * trunk: Add custom image drawing example
This commit is contained in:
Ryan McGrath
commit
609a822e3f
139
examples/custom_image_drawing.rs
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139
examples/custom_image_drawing.rs
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//! This example showcases how to do custom drawing on an ImageView
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//! with CoreGraphics. Feel free to modify it and play around!
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use cacao::color::Color;
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use cacao::layout::{Layout, LayoutConstraint};
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use cacao::view::View;
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use cacao::macos::{App, AppDelegate};
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use cacao::macos::menu::{Menu, MenuItem};
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use cacao::macos::window::{Window};
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use cacao::image::{ImageView, Image, DrawConfig};
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struct BasicApp {
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window: Window,
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content_view: View,
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image_view: ImageView,
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image: Image
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}
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impl Default for BasicApp {
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fn default() -> Self {
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let config = DrawConfig {
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source: (100., 100.),
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target: (800., 800.),
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resize: cacao::image::ResizeBehavior::Stretch,
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};
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Self {
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window: Window::default(),
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content_view: View::new(),
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image_view: ImageView::new(),
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image: Image::draw(config, |_cg_rect, context| {
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context.move_to_point(11.25, 8.19);
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context.add_line_to_point(11.25, 5.);
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context.add_line_to_point(6.56, 5.);
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context.add_curve_to_point(6.25, 5., 6., 5.25, 6., 5.56);
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context.add_line_to_point(6., 16.44);
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context.add_curve_to_point(6., 16.75, 6.25, 17., 6.56, 17.);
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context.add_line_to_point(14.44, 17.);
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context.add_curve_to_point(14.75, 17., 15., 16.75, 15., 16.44);
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context.add_line_to_point(15., 8.75);
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context.add_line_to_point(11.81, 8.75);
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context.add_curve_to_point(11.5, 8.75, 11.25, 8.5, 11.25, 8.19);
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context.close_path();
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context.move_to_point(12.75, 13.72);
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context.add_curve_to_point(12.75, 13.87, 12.62, 14., 12.47, 14.);
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context.add_line_to_point(8.53, 14.);
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context.add_curve_to_point(8.38, 14., 8.25, 13.87, 8.25, 13.72);
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context.add_line_to_point(8.25, 13.53);
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context.add_curve_to_point(8.25, 13.38, 8.38, 13.25, 8.53, 13.25);
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context.add_line_to_point(12.47, 13.25);
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context.add_curve_to_point(12.62, 13.25, 12.75, 13.38, 12.75, 13.53);
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context.add_line_to_point(12.75, 13.72);
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context.close_path();
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context.move_to_point(12.75, 12.22);
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context.add_curve_to_point(12.75, 12.37, 12.62, 12.5, 12.47, 12.5);
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context.add_line_to_point(8.53, 12.5);
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context.add_curve_to_point(8.38, 12.5, 8.25, 12.37, 8.25, 12.22);
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context.add_line_to_point(8.25, 12.03);
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context.add_curve_to_point(8.25, 11.88, 8.38, 11.75, 8.53, 11.75);
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context.add_line_to_point(12.47, 11.75);
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context.add_curve_to_point(12.62, 11.75, 12.75, 11.88, 12.75, 12.03);
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context.add_line_to_point(12.75, 12.22);
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context.close_path();
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context.move_to_point(12.75, 10.53);
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context.add_line_to_point(12.75, 10.72);
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context.add_curve_to_point(12.75, 10.87, 12.62, 11., 12.47, 11.);
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context.add_line_to_point(8.53, 11.);
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context.add_curve_to_point(8.38, 11., 8.25, 10.87, 8.25, 10.72);
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context.add_line_to_point(8.25, 10.53);
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context.add_curve_to_point(8.25, 10.38, 8.38, 10.25, 8.53, 10.25);
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context.add_line_to_point(12.47, 10.25);
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context.add_curve_to_point(12.62, 10.25, 12.75, 10.38, 12.75, 10.53);
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context.close_path();
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context.move_to_point(15., 7.86);
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context.add_line_to_point(15., 8.);
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context.add_line_to_point(12., 8.);
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context.add_line_to_point(12., 5.);
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context.add_line_to_point(12.14, 5.);
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context.add_curve_to_point(12.29, 5., 12.44, 5.06, 12.54, 5.16);
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context.add_line_to_point(14.84, 7.46);
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context.add_curve_to_point(14.94, 7.57, 15., 7.71, 15., 7.86);
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context.close_path();
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context.set_rgb_fill_color(1., 1., 1., 1.);
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context.fill_path();
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true
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})
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}
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}
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}
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impl AppDelegate for BasicApp {
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fn did_finish_launching(&self) {
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App::set_menu(vec![
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Menu::new("", vec![
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MenuItem::Services,
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MenuItem::Separator,
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MenuItem::Hide,
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MenuItem::HideOthers,
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MenuItem::ShowAll,
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MenuItem::Separator,
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MenuItem::Quit
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])
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]);
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App::activate();
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self.window.set_title("Hello World!");
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self.image_view.set_background_color(Color::SystemBlue);
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self.image_view.set_image(&self.image);
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self.content_view.add_subview(&self.image_view);
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LayoutConstraint::activate(&[
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self.image_view.top.constraint_equal_to(&self.content_view.top),
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self.image_view.leading.constraint_equal_to(&self.content_view.leading),
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self.image_view.trailing.constraint_equal_to(&self.content_view.trailing),
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self.image_view.bottom.constraint_equal_to(&self.content_view.bottom),
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]);
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self.window.set_content_view(&self.content_view);
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self.window.show();
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}
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fn should_terminate_after_last_window_closed(&self) -> bool {
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true
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}
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}
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fn main() {
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let app_delegate = BasicApp::default();
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let app = App::new("com.hello.world", app_delegate);
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app.run()
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}
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