Added ability to save screenshot to file

.gitignore

@@ -11,3 +11,5 @@ assets/fonts/lato.zip
 *.anno
 
 *.xml
+
+*.tif

Cargo.toml

@@ -14,6 +14,7 @@ image = "0.24.1"
 tiff = "0.7.4"
 imageproc = "0.23"
 rfd = "0.10"
+chrono = "0.4.23"
 
 # Interacting with clipboard
 arboard = "3.2.0"

src/camera.rs

@@ -18,6 +18,7 @@ use bevy::{
     window::{WindowId, WindowResized},
 };
 use bevy_egui::EguiContext;
+use image::RgbaImage;
 
 use crate::{
     image_copy::{ImageCopier, ImageCopyPlugin},
@@ -51,7 +52,7 @@ impl Plugin for CameraPlugin {
                                 // .after(UiLabel::Display),
             )
             .add_system(ui_changed)
-            .add_system(copy_to_clipboard.before("issue_camera_commands")) // This should be before handling camera events, to force it to be run on the next frame - otherwise the screenshot is empty
+            .add_system(save_view_to_target.before("issue_camera_commands")) // This should be before handling camera events, to force it to be run on the next frame - otherwise the screenshot is empty
             .add_system_to_stage(CoreStage::Update, update_camera)
             .add_system(issue_camera_commands.label("issue_camera_commands"))
             .add_system(
@@ -213,7 +214,7 @@ fn issue_camera_commands(
     }
 }
 
-fn copy_to_clipboard(
+fn save_view_to_target(
     mut commands: Commands,
     q_copier: Query<(Entity, &ImageCopier, &SaveToTarget)>,
     camera_setup: Res<CameraSetup>,
@@ -272,7 +273,16 @@ fn copy_to_clipboard(
                     });
                     }
                 }
-                SaveToTarget::File(path) => {}
+                SaveToTarget::File(path) => {
+                    if let Some(image) = RgbaImage::from_vec(size.x as u32, size.y as u32, data) {
+                        if let Err(error) = image.save(path) {
+                            commands.spawn(Message {
+                                severity: Severity::Error,
+                                message: error.to_string(),
+                            });
+                        }
+                    }
+                }
             }
 
             commands.entity(entity).despawn_recursive();

src/ui/mod.rs

@@ -10,6 +10,7 @@ use bevy_egui::{
     },
     EguiContext, EguiPlugin, EguiSettings,
 };
+use chrono::{DateTime, Datelike, Local, Timelike, Utc};
 use imc_rs::ChannelIdentifier;
 
 use crate::{
@@ -847,7 +848,20 @@ fn ui_camera_panel(world: &mut World, ui: &mut Ui) {
                         camera_events.push(CameraCommand::SaveTo(SaveToTarget::Clipboard));
                     }
                     if ui.button("Save view as file").clicked() {
+                        // let now = Utc::now();
+                        let now: DateTime<Local> = Local::now();
+                        let (is_common_era, year) = now.year_ce();
+
                         if let Some(path) = rfd::FileDialog::new()
+                            .set_file_name(&format!(
+                                "{}-{:02}-{:02}_{}-{}-{}_biquinho-screenshot.tif",
+                                year,
+                                now.month(),
+                                now.day(),
+                                now.hour(),
+                                now.minute(),
+                                now.second()
+                            ))
                             .add_filter("TIFF (.tif, .tiff)", &["tif", "tiff"])
                             .add_filter("JPEG (.jpg, .jpeg)", &["jpg", "jpeg"])
                             .save_file()