refactor: Удалена нереализованная фигура "Дуга"

Полностью удалены модель, инструменты, рендеринг и связанные UI-элементы для фигуры "Дуга", поскольку она не была реализована в системе.
Также обновлены иконки для инструментов "Линия" и "Ломаная линия".

src/icons.zig

@@ -1,9 +1,8 @@
 const dvui = @import("dvui");
 
-pub const line = dvui.entypo.line_graph;
+pub const line = dvui.entypo.flow_line;
 pub const ellipse = dvui.entypo.circle;
-pub const arc = dvui.entypo.loop;
+pub const broken = dvui.entypo.line_graph;
-pub const broken = dvui.entypo.flow_line;
 pub const trash = dvui.entypo.trash;
 pub const cross = dvui.entypo.cross;
 pub const plus = dvui.entypo.plus;

src/models/Object.zig

@@ -6,7 +6,6 @@ const Object = @This();
 pub const ShapeKind = enum {
     line,
     ellipse,
-    arc,
     broken,
 };
 

src/models/shape/arc.zig

@@ -1,23 +0,0 @@
-const std = @import("std");
-const Object = @import("../Object.zig");
-const PropertyData = @import("../Property.zig").Data;
-const Rect_f = @import("../basic_models.zig").Rect_f;
-const shape_mod = @import("shape.zig");
-
-/// Теги обязательных свойств (arc не реализован).
-pub fn getRequiredTags() []const std.meta.Tag(PropertyData) {
-    return &[_]std.meta.Tag(PropertyData){};
-}
-
-/// Добавляет свойства по умолчанию для дуги.
-pub fn appendDefaultShapeProperties(allocator: std.mem.Allocator, obj: *Object) !void {
-    _ = allocator;
-    _ = obj;
-    return error.ArcNotImplemented;
-}
-
-/// Локальные границы дуги (не реализовано).
-pub fn getLocalBounds(obj: *const Object) !Rect_f {
-    try shape_mod.ensure(obj, .arc);
-    return error.ArcNotImplemented;
-}

src/models/shape/shape.zig

@@ -7,8 +7,6 @@ const basic_models = @import("../basic_models.zig");
 const line = @import("line.zig");
 const ellipse = @import("ellipse.zig");
 const broken = @import("broken.zig");
-const arc = @import("arc.zig");
-
 pub const Rect = basic_models.Rectf;
 
 /// Создаёт объект с дефолтными общими и фигурными свойствами.
@@ -19,7 +17,6 @@ pub fn createObject(allocator: std.mem.Allocator, shape_kind: Object.ShapeKind)
         .line => try line.appendDefaultShapeProperties(allocator, &obj),
         .ellipse => try ellipse.appendDefaultShapeProperties(allocator, &obj),
         .broken => try broken.appendDefaultShapeProperties(allocator, &obj),
-        .arc => try arc.appendDefaultShapeProperties(allocator, &obj),
     }
     return obj;
 }
@@ -50,7 +47,6 @@ fn requiredTagsFor(kind: Object.ShapeKind) []const std.meta.Tag(PropertyData) {
         .line => line.getRequiredTags(),
         .ellipse => ellipse.getRequiredTags(),
         .broken => broken.getRequiredTags(),
-        .arc => arc.getRequiredTags(),
     };
 }
 
@@ -60,7 +56,6 @@ pub fn getLocalBounds(obj: *const Object) !Rect {
         .line => line.getLocalBounds(obj),
         .ellipse => ellipse.getLocalBounds(obj),
         .broken => broken.getLocalBounds(obj),
-        .arc => arc.getLocalBounds(obj),
     };
 }
 

src/random_document.zig

@@ -85,7 +85,6 @@ fn randomizeObjectProperties(allocator: std.mem.Allocator, doc_size: *const Size
             }
             try obj.setProperty(allocator, .{ .data = .{ .points = points } });
         },
-        .arc => {},
     }
 }
 

src/render/cpu/arc.zig

@@ -1,8 +0,0 @@
-const Document = @import("../../models/Document.zig");
-const pipeline = @import("pipeline.zig");
-const DrawContext = pipeline.DrawContext;
-
-const Object = Document.Object;
-
-/// Дуга (не реализовано).
-pub fn draw(_: *DrawContext, _: *const Object) void {}

src/render/cpu/draw.zig

@@ -4,7 +4,6 @@ const pipeline = @import("pipeline.zig");
 const line = @import("line.zig");
 const ellipse = @import("ellipse.zig");
 const broken = @import("broken.zig");
-const arc = @import("arc.zig");
 const basic_models = @import("../../models/basic_models.zig");
 const Rect_i = basic_models.Rect_i;
 const Size_i = basic_models.Size_i;
@@ -32,7 +31,6 @@ fn drawObject(
         .line => line.draw(ctx, obj),
         .ellipse => try ellipse.draw(ctx, obj, allocator),
         .broken => try broken.draw(ctx, obj, allocator),
-        .arc => arc.draw(ctx, obj),
     }
 
     for (obj.children.items) |*child| {

src/toolbar/tools.zig

@@ -1,7 +1,6 @@
 const Toolbar = @import("Toolbar.zig");
 const line = @import("tools/line.zig");
 const ellipse = @import("tools/ellipse.zig");
-const arc = @import("tools/arc.zig");
 const broken = @import("tools/broken.zig");
 const icons = @import("../icons.zig");
 
@@ -16,11 +15,6 @@ pub const default_tools = [_]Toolbar.ToolDescriptor{
         .icon_tvg = icons.ellipse,
         .implementation = &ellipse.tool,
     },
-    .{
-        .name = "Arc",
-        .icon_tvg = icons.arc,
-        .implementation = &arc.tool,
-    },
     .{
         .name = "Broken line",
         .icon_tvg = icons.broken,

src/toolbar/tools/arc.zig

@@ -1,10 +0,0 @@
-const Tool = @import("../Tool.zig");
-const shape = @import("../../models/shape/shape.zig");
-
-fn onCanvasClick(ctx: *const Tool.ToolContext) !void {
-    const canvas = ctx.canvas;
-    var obj = shape.createObject(canvas.allocator, .arc) catch return;
-    defer obj.deinit(canvas.allocator);
-    try ctx.addObject(obj);
-}
-pub const tool = Tool.Tool{ .onCanvasClick = onCanvasClick };

src/ui/left_panel.zig

@@ -19,7 +19,6 @@ fn shapeLabel(shape: Object.ShapeKind) []const u8 {
     return switch (shape) {
         .line => "Line",
         .ellipse => "Ellipse",
-        .arc => "Arc",
         .broken => "Broken line",
     };
 }