Add new map editor UI (Read only)

config_app/src/ui/map_editor/map_widget.rs

@@ -0,0 +1,105 @@
+use eframe::{
+    egui::{self, Label, Response, Sense, Visuals},
+    epaint::{text::LayoutJob, FontId, Fonts, Pos2, Rect, Rounding, Shape, Stroke, TextShape},
+};
+
+pub struct MapWidget<'a>(&'a super::Map);
+
+impl<'a> MapWidget<'a> {
+    pub fn new(map: &'a super::Map) -> Self {
+        Self(map)
+    }
+}
+
+impl<'a> egui::Widget for MapWidget<'a> {
+    fn ui(self, ui: &mut eframe::egui::Ui) -> egui::Response {
+        let space_per_column = 100.0;
+        let row_height = 20.0;
+        let header_column_width = 150.0;
+        let padding = 5f32;
+        let line_visuals = ui.visuals().text_color();
+        let galley_y = ui.painter().layout(
+            self.0.meta.y_desc.to_string(),
+            FontId::monospace(12.0),
+            line_visuals,
+            // Y column count
+            row_height*(self.0.y_values.len() as f32)
+        );
+        let galley_y_size = galley_y.size();
+        let galley_x = ui.painter().layout_no_wrap(
+            self.0.meta.x_desc.to_string(),
+            FontId::monospace(12.0),
+            line_visuals,
+        );
+        let galley_x_size = galley_x.size();
+
+
+        let table_width = (space_per_column * self.0.x_values.len() as f32) + header_column_width;
+        let table_height = row_height * self.0.y_values.len() as f32;
+        let desired_size = egui::Vec2::new(table_width+galley_y_size.x, table_height+galley_x_size.y);
+        let (rect, mut response) = ui.allocate_exact_size(desired_size, egui::Sense::click());
+        let painter = ui.painter();
+        let mut b = false;
+
+
+        for col in 0..self.0.y_values.len() {
+            let c = match b {
+                true => ui.visuals().faint_bg_color,
+                false => ui.visuals().window_fill(),
+            };
+            let idx = col as f32;
+            painter.rect(
+                Rect::from_two_pos(
+                    Pos2::new(rect.left(), rect.top() + (idx * row_height)),
+                    Pos2::new(rect.right(), rect.top() + ((idx + 1.0) * row_height)),
+                ),
+                Rounding::none(),
+                c,
+                Stroke::none(),
+            );
+
+            b = !b;
+        }
+
+        // H-line (Heading X values)
+        painter.line_segment(
+            [
+                (rect.left(), row_height + rect.top()).into(),
+                (table_width + rect.left(), row_height + rect.top()).into(),
+            ],
+            Stroke::new(2.0, line_visuals),
+        );
+        // V-line (Heading V values)
+
+        for i in 0..self.0.x_values.len() {
+            // H-line (Heading X values)
+            let pos = header_column_width + ((i as f32) * space_per_column);
+            painter.line_segment(
+                [
+                    (rect.left() + pos, rect.top() + row_height).into(),
+                    (rect.left() + pos, rect.bottom()).into(),
+                ],
+                Stroke::new(1.0, line_visuals),
+            );
+        }
+
+        
+
+        let idx = ui.painter().add(TextShape {
+            pos: (rect.left(), rect.bottom()).into(),
+            galley: galley_y,
+            underline: Stroke::none(),
+            override_text_color: None,
+            angle: -1.5708,
+        });
+
+        painter.line_segment(
+            [
+                (header_column_width + rect.left(), rect.top()).into(),
+                (header_column_width + rect.left(), table_height + rect.top()).into(),
+            ],
+            Stroke::new(2.0, line_visuals),
+        );
+        response
+    }
+}