init

2026-08-08 10:57:54 +08:00
parent d0d48c1ffc
commit 604af909b0
184 changed files with 12521 additions and 12722 deletions
@@ -0,0 +1,95 @@
+import 'package:flutter/material.dart';
+
+import '../../../../data/local/models/models.dart';
+
+/// Paints a standard 10-ring archery target face and optionally overlays
+/// recorded [HitPoint]s. Coordinates use the normalized convention where
+/// (0, 0) is the center and radius 1.0 is the outer scoring edge.
+class TargetFacePainter extends CustomPainter {
+  TargetFacePainter({
+    this.hitPoints = const <HitPoint>[],
+    this.highlightIndex,
+    this.showAllHits = true,
+    this.hitColor = const Color(0xFF1A1A1A),
+    this.ringStrokeWidth = 1.0,
+  });
+
+  final List<HitPoint> hitPoints;
+  final int? highlightIndex;
+  final bool showAllHits;
+  final Color hitColor;
+  final double ringStrokeWidth;
+
+  // Ring colors from center outward: 10,9 gold | 8,7 red | 6,5 blue | 4,3 black | 2,1 white
+  static const _ringColors = <Color>[
+    Color(0xFFFFD23F), // 10
+    Color(0xFFFFD23F), // 9
+    Color(0xFFE5484D), // 8
+    Color(0xFFE5484D), // 7
+    Color(0xFF3B82C4), // 6
+    Color(0xFF3B82C4), // 5
+    Color(0xFF2B2B2B), // 4
+    Color(0xFF2B2B2B), // 3
+    Color(0xFFF5F5F5), // 2
+    Color(0xFFF5F5F5), // 1
+  ];
+
+  @override
+  void paint(Canvas canvas, Size size) {
+    final center = Offset(size.width / 2, size.height / 2);
+    final radius = size.shortestSide / 2;
+
+    // Draw rings from outermost (1) inward to (10).
+    for (var i = _ringColors.length - 1; i >= 0; i--) {
+      final ringRadius = radius * (i + 1) / _ringColors.length;
+      final paint = Paint()..color = _ringColors[i];
+      canvas.drawCircle(center, ringRadius, paint);
+    }
+
+    // X ring (center dot).
+    canvas.drawCircle(
+      center,
+      radius * 0.05,
+      Paint()..color = const Color(0xFF8A6D00),
+    );
+
+    // Ring separator lines.
+    final stroke = Paint()
+      ..color = const Color(0x55000000)
+      ..style = PaintingStyle.stroke
+      ..strokeWidth = ringStrokeWidth;
+    for (var i = 1; i <= _ringColors.length; i++) {
+      canvas.drawCircle(center, radius * i / _ringColors.length, stroke);
+    }
+
+    if (!showAllHits) return;
+
+    for (var i = 0; i < hitPoints.length; i++) {
+      final hp = hitPoints[i];
+      final point = Offset(
+        center.dx + hp.normalizedX * radius,
+        center.dy + hp.normalizedY * radius,
+      );
+      final isHighlight = i == highlightIndex;
+      final dotRadius = isHighlight ? radius * 0.045 : radius * 0.03;
+
+      canvas.drawCircle(
+        point,
+        dotRadius + 2,
+        Paint()..color = Colors.white,
+      );
+      canvas.drawCircle(
+        point,
+        dotRadius,
+        Paint()..color = isHighlight ? const Color(0xFF16A34A) : hitColor,
+      );
+    }
+  }
+
+  @override
+  bool shouldRepaint(covariant TargetFacePainter oldDelegate) {
+    return oldDelegate.hitPoints.length != hitPoints.length ||
+        oldDelegate.highlightIndex != highlightIndex ||
+        oldDelegate.hitColor != hitColor;
+  }
+}