option to specify the "corner roundness"

README.md

@@ -65,6 +65,8 @@ All configuration is done either at the config file in `XDG_CONFIG_DIR/.config/s
 fullscreen = true
 # Exit directly after copy/save action
 early-exit = true
+# Draw corners of rectangles round if the value is greater than 0 (0 disabled rounded corners)
+corner_roundness = 12,
 # Select the tool on startup [possible values: pointer, crop, line, arrow, rectangle, text, marker, blur, brush]
 initial-tool = "brush"
 # Configure the command to be called on copy, for example `wl-copy`

src/command_line.rs

@@ -24,6 +24,11 @@ pub struct CommandLine {
     #[arg(long)]
     pub early_exit: bool,
 
+    /// Draw corners of rectangles round if the value is greater than 0
+    /// (Defaults to 12) (0 disables rounded corners)
+    #[arg(long)]
+    pub corner_roundness: Option<f32>,
+
     /// Select the tool on startup
     #[arg(long, value_name = "TOOL", visible_alias = "init-tool")]
     pub initial_tool: Option<Tools>,

src/configuration.rs

@@ -36,6 +36,7 @@ pub struct Configuration {
     output_filename: Option<String>,
     fullscreen: bool,
     early_exit: bool,
+    corner_roundness: f32,
     initial_tool: Tools,
     copy_command: Option<String>,
     annotation_size_factor: f32,
@@ -158,6 +159,9 @@ impl Configuration {
         if let Some(v) = general.early_exit {
             self.early_exit = v;
         }
+        if let Some(v) = general.corner_roundness {
+            self.corner_roundness = v;
+        }
         if let Some(v) = general.initial_tool {
             self.initial_tool = v;
         }
@@ -207,6 +211,9 @@ impl Configuration {
         if command_line.early_exit {
             self.early_exit = command_line.early_exit;
         }
+        if let Some(v) = command_line.corner_roundness {
+            self.corner_roundness = v;
+        }
         if command_line.default_hide_toolbars {
             self.default_hide_toolbars = command_line.default_hide_toolbars;
         }
@@ -244,6 +251,10 @@ impl Configuration {
         self.early_exit
     }
 
+    pub fn corner_roundness(&self) -> f32 {
+        self.corner_roundness
+    }
+
     pub fn initial_tool(&self) -> Tools {
         self.initial_tool
     }
@@ -298,6 +309,7 @@ impl Default for Configuration {
             output_filename: None,
             fullscreen: false,
             early_exit: false,
+            corner_roundness: 12.0,
             initial_tool: Tools::Pointer,
             copy_command: None,
             annotation_size_factor: 1.0,
@@ -344,6 +356,7 @@ struct FontFile {
 struct ConfigurationFileGeneral {
     fullscreen: Option<bool>,
     early_exit: Option<bool>,
+    corner_roundness: Option<f32>,
     initial_tool: Option<Tools>,
     copy_command: Option<String>,
     annotation_size_factor: Option<f32>,

src/style.rs

@@ -18,6 +18,9 @@ pub struct Style {
     pub fill: bool,
 }
 
+#[derive(Clone, Copy, Debug, Default)]
+pub struct Properties {}
+
 #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord)]
 pub struct Color {
     pub r: u8,
@@ -176,6 +179,12 @@ impl FromVariant for Size {
     }
 }
 
+impl Properties {
+    pub fn corner_roundness() -> f32 {
+        return APP_CONFIG.read().corner_roundness();
+    }
+}
+
 impl Size {
     pub fn to_text_size(self) -> i32 {
         let size_factor = APP_CONFIG.read().annotation_size_factor();
@@ -215,11 +224,12 @@ impl Size {
         }
     }
 
-    pub fn to_corner_radius(self) -> f32 {
+    pub fn to_corner_roundness(self) -> f32 {
+        let corner_roundness = APP_CONFIG.read().corner_roundness();
         match self {
-            Size::Small => 12.0,
-            Size::Medium => 12.0,
-            Size::Large => 12.0,
+            Size::Small => corner_roundness,
+            Size::Medium => corner_roundness,
+            Size::Large => corner_roundness,
         }
     }
 }

src/tools/blur.rs

@@ -8,7 +8,7 @@ use relm4::gtk::gdk::Key;
 use crate::{
     math::{self, Vec2D},
     sketch_board::{MouseEventMsg, MouseEventType},
-    style::{Size, Style},
+    style::{Properties, Size, Style},
 };
 
 use super::{Drawable, DrawableClone, Tool, ToolUpdateResult};
@@ -84,7 +84,7 @@ impl Drawable for Blur {
                 self.top_left.y,
                 size.x,
                 size.y,
-                Size::Medium.to_corner_radius(),
+                Properties::corner_roundness(),
             );
 
             // draw
@@ -103,13 +103,7 @@ impl Drawable for Blur {
             }
 
             let mut path = Path::new();
-            path.rounded_rect(
-                pos.x,
-                pos.y,
-                size.x,
-                size.y,
-                Size::Medium.to_corner_radius(),
-            );
+            path.rounded_rect(pos.x, pos.y, size.x, size.y, Properties::corner_roundness());
 
             canvas.fill_path(
                 &path,

src/tools/highlight.rs

@@ -11,7 +11,7 @@ use crate::{
     configuration::APP_CONFIG,
     math::{self, Vec2D},
     sketch_board::{MouseEventMsg, MouseEventType},
-    style::{Size, Style},
+    style::{Properties, Style},
     tools::DrawableClone,
 };
 
@@ -99,13 +99,7 @@ impl Highlight for Highlighter<BlockHighlight> {
         let (pos, size) = math::rect_ensure_positive_size(self.data.top_left, size);
 
         let mut shadow_path = Path::new();
-        shadow_path.rounded_rect(
-            pos.x,
-            pos.y,
-            size.x,
-            size.y,
-            Size::Medium.to_corner_radius(),
-        );
+        shadow_path.rounded_rect(pos.x, pos.y, size.x, size.y, Properties::corner_roundness());
 
         let shadow_paint = Paint::color(femtovg::Color::rgba(
             self.style.color.r,

src/tools/rectangle.rs

@@ -5,7 +5,7 @@ use relm4::gtk::gdk::{Key, ModifierType};
 use crate::{
     math::Vec2D,
     sketch_board::{MouseEventMsg, MouseEventType},
-    style::{Size, Style},
+    style::{Properties, Style},
 };
 
 use super::{Drawable, DrawableClone, Tool, ToolUpdateResult};
@@ -35,7 +35,7 @@ impl Drawable for Rectangle {
             self.top_left.y,
             size.x,
             size.y,
-            Size::Medium.to_corner_radius(),
+            Properties::corner_roundness(),
         );
 
         if self.style.fill {