From 68d4f3adf02deeeefb0bff0580574fc7a7de08b0 Mon Sep 17 00:00:00 2001
From: Daniel Karbach <daniel.karbach@localhorst.tv>
Date: Tue, 12 Nov 2024 23:13:08 +0100
Subject: [PATCH] add sweeping to drawing game

---
 src/app/DrawingGame.h | 56 +++++++++++++++++++++++++++++++++++++++----
 1 file changed, 52 insertions(+), 4 deletions(-)

diff --git a/src/app/DrawingGame.h b/src/app/DrawingGame.h
index b162822..da88be3 100644
--- a/src/app/DrawingGame.h
+++ b/src/app/DrawingGame.h
@@ -122,21 +122,29 @@ public:
 				AddDigit(c - '0');
 				break;
 			case 'w': case 'W':
-			case 'i': case 'I':
 				MoveUp();
 				break;
 			case 's': case 'S':
-			case 'k': case 'K':
 				MoveDown();
 				break;
 			case 'a': case 'A':
-			case 'j': case 'J':
 				MoveLeft();
 				break;
 			case 'd': case 'D':
-			case 'l': case 'L':
 				MoveRight();
 				break;
+			case 'i': case 'I':
+				SweepUp();
+				break;
+			case 'k': case 'K':
+				SweepDown();
+				break;
+			case 'j': case 'J':
+				SweepLeft();
+				break;
+			case 'l': case 'L':
+				SweepRight();
+				break;
 			case 'r': case 'R':
 				SetRed();
 				break;
@@ -235,6 +243,46 @@ public:
 		ConsumeNumber();
 	}
 
+	void SweepUp() {
+		int distance = GetAbsoluteNumber(1, h) % h;
+		for (int i = 0; i < distance; ++i) {
+			y = (y + h - 1) % h;
+			Paste();
+		}
+		text_dirty = true;
+		ConsumeNumber();
+	}
+
+	void SweepDown() {
+		int distance = GetAbsoluteNumber(1, h) % h;
+		for (int i = 0; i < distance; ++i) {
+			y = (y + 1) % h;
+			Paste();
+		}
+		text_dirty = true;
+		ConsumeNumber();
+	}
+
+	void SweepLeft() {
+		int distance = GetAbsoluteNumber(1, w) % w;
+		for (int i = 0; i < distance; ++i) {
+			x = (x + w - 1) % w;
+			Paste();
+		}
+		text_dirty = true;
+		ConsumeNumber();
+	}
+
+	void SweepRight() {
+		int distance = GetAbsoluteNumber(1, w) % w;
+		for (int i = 0; i < distance; ++i) {
+			x = (x + 1) % w;
+			Paste();
+		}
+		text_dirty = true;
+		ConsumeNumber();
+	}
+
 	void SetColor(const gfx::ColorRGB &c) {
 		cells[y * w + x] = c;
 	}
-- 
2.39.2