first commit

src/modules/insert/create_block.rs

@@ -0,0 +1,91 @@
+use acadrust::Handle;
+use glam::Vec3;
+
+use crate::command::{CadCommand, CmdResult};
+use crate::modules::{IconKind, ModuleEvent, ToolDef};
+use crate::scene::wire_model::WireModel;
+
+pub fn tool() -> ToolDef {
+    ToolDef {
+        id: "BLOCK",
+        label: "Create Block",
+        icon: IconKind::Svg(include_bytes!("../../../assets/icons/blocks/block.svg")),
+        event: ModuleEvent::Command("BLOCK".to_string()),
+    }
+}
+
+enum Step {
+    Name,
+    Base { name: String },
+}
+
+pub struct CreateBlockCommand {
+    handles: Vec<Handle>,
+    step: Step,
+}
+
+impl CreateBlockCommand {
+    pub fn new(handles: Vec<Handle>) -> Self {
+        Self {
+            handles,
+            step: Step::Name,
+        }
+    }
+}
+
+impl CadCommand for CreateBlockCommand {
+    fn name(&self) -> &'static str {
+        "BLOCK"
+    }
+
+    fn prompt(&self) -> String {
+        match &self.step {
+            Step::Name => format!(
+                "BLOCK  Enter block name  [{} objects selected]:",
+                self.handles.len()
+            ),
+            Step::Base { name } => format!(
+                "BLOCK  Specify base point for \"{}\"  [{} objects]:",
+                name,
+                self.handles.len()
+            ),
+        }
+    }
+
+    fn on_point(&mut self, pt: Vec3) -> CmdResult {
+        match &self.step {
+            Step::Name => CmdResult::NeedPoint,
+            Step::Base { name } => CmdResult::CreateBlock {
+                handles: self.handles.clone(),
+                name: name.clone(),
+                base: pt,
+            },
+        }
+    }
+
+    fn on_enter(&mut self) -> CmdResult {
+        CmdResult::Cancel
+    }
+
+    fn wants_text_input(&self) -> bool {
+        matches!(self.step, Step::Name)
+    }
+
+    fn on_text_input(&mut self, text: &str) -> Option<CmdResult> {
+        if !matches!(self.step, Step::Name) {
+            return None;
+        }
+        let name = text.trim();
+        if name.is_empty() {
+            return None;
+        }
+        self.step = Step::Base {
+            name: name.to_string(),
+        };
+        Some(CmdResult::NeedPoint)
+    }
+
+    fn on_preview_wires(&mut self, _pt: Vec3) -> Vec<WireModel> {
+        vec![]
+    }
+}