feat(cursor): add crosshair options

Add persistent cursor sizing, pick aperture, color, pointer mode, isometric drafting planes, and SNAPANG-aligned grid behavior.\n\nRefs #413

src/ui/window/drafting_settings.rs

@@ -0,0 +1,135 @@
+use crate::app::settings::IsoPlane;
+use crate::app::Message;
+use crate::snap::{Snapper, ALL_SNAP_MODES};
+use iced::widget::{button, checkbox, column, container, row, scrollable, text, Space};
+use iced::{Element, Fill};
+
+pub fn view_window<'a>(
+    snapper: &'a Snapper,
+    grid: bool,
+    grid_snap: bool,
+    ortho: bool,
+    polar: bool,
+    otrack: bool,
+    isometric: bool,
+    iso_plane: IsoPlane,
+    snap_angle_deg: f32,
+    sizing: crate::ui::modal::ModalSizing,
+) -> Element<'a, Message> {
+    let toggle = |value: bool, label: std::borrow::Cow<'a, str>, message: Message| {
+        row![
+            checkbox(value).on_toggle(move |_| message.clone()).size(15),
+            text(label).size(12),
+        ]
+        .spacing(7)
+        .align_y(iced::Center)
+    };
+
+    let drafting_modes = column![
+        text(crate::t!("Drafting modes")).size(15),
+        Space::new().height(8),
+        toggle(grid, crate::t!("Grid display"), Message::ToggleGrid),
+        toggle(grid_snap, crate::t!("Grid snap"), Message::ToggleGridSnap),
+        toggle(ortho, crate::t!("Ortho"), Message::ToggleOrtho),
+        toggle(polar, crate::t!("Polar tracking"), Message::TogglePolar),
+        toggle(otrack, crate::t!("Object snap tracking"), Message::ToggleOTrack),
+    ]
+    .spacing(6);
+
+    let mut planes = row![].spacing(5);
+    for plane in IsoPlane::ALL {
+        planes = planes.push(
+            button(text(crate::t!(plane.label())).size(11))
+                .on_press(Message::SetIsoPlane(plane))
+                .style(if isometric && iso_plane == plane {
+                    button::primary
+                } else {
+                    button::secondary
+                })
+                .padding([5, 12]),
+        );
+    }
+    let isometric_controls = column![
+        text(crate::t!("Isometric drafting")).size(15),
+        Space::new().height(8),
+        toggle(
+            isometric,
+            crate::t!("Enable isometric drafting"),
+            Message::ToggleIsometricDrafting,
+        ),
+        planes,
+        text(crate::t!("F5 cycles Left, Top, and Right.")).size(11),
+        Space::new().height(6),
+        row![
+            text(crate::t!("Rotation: %{angle}°", angle = snap_angle_deg)).size(11),
+            button(text(crate::t!("Reset rotation")).size(10))
+                .on_press(Message::ResetDraftingRotation)
+                .style(button::secondary)
+                .padding([4, 10]),
+        ]
+        .spacing(10)
+        .align_y(iced::Center),
+    ]
+    .spacing(7);
+
+    let mut snap_modes = column![
+        text(crate::t!("Object snap modes")).size(15),
+        Space::new().height(8),
+        toggle(
+            snapper.snap_enabled,
+            crate::t!("Enable object snap"),
+            Message::ToggleSnapEnabled,
+        ),
+        row![
+            button(text(crate::t!("Select All")).size(10))
+                .on_press(Message::SnapSelectAll)
+                .style(button::secondary)
+                .padding([4, 10]),
+            button(text(crate::t!("Clear All")).size(10))
+                .on_press(Message::SnapClearAll)
+                .style(button::secondary)
+                .padding([4, 10]),
+        ]
+        .spacing(6),
+    ]
+    .spacing(5);
+    for &(snap_type, _, label) in ALL_SNAP_MODES {
+        snap_modes = snap_modes.push(
+            row![
+                checkbox(snapper.is_on(snap_type))
+                    .on_toggle(move |_| Message::ToggleSnap(snap_type))
+                    .size(14),
+                text(crate::t!(label)).size(11),
+            ]
+            .spacing(7)
+            .align_y(iced::Center),
+        );
+    }
+
+    let close = button(text(crate::tr!("action-close")).size(12))
+        .on_press(Message::CloseModal)
+        .padding([6, 18])
+        .style(button::secondary);
+    let content = column![
+        drafting_modes,
+        Space::new().height(20),
+        isometric_controls,
+        Space::new().height(20),
+        snap_modes,
+    ]
+    .width(sizing.width);
+    let body = column![
+        scrollable(content).spacing(8).height(sizing.height),
+        Space::new().height(12),
+        row![Space::new().width(Fill), close],
+    ]
+    .width(sizing.width)
+    .height(sizing.height);
+
+    container(body)
+        .style(container::rounded_box)
+        .padding([16, 18])
+        .width(sizing.width)
+        .height(sizing.height)
+        .into()
+}