From 81dd6b162351d93dae5d71a45df56ee1a74a36ca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juan=20Manuel=20Tom=C3=A1s?= <jtomas1815@gmail.com>
Date: Tue, 7 Jul 2020 13:04:26 -0300
Subject: Split application into server and client

---
 point.cpp | 95 +++++++++++++++++++--------------------------------------------
 1 file changed, 28 insertions(+), 67 deletions(-)

(limited to 'point.cpp')

diff --git a/point.cpp b/point.cpp
index a331cb7..b0be8e9 100644
--- a/point.cpp
+++ b/point.cpp
@@ -2,26 +2,6 @@
 #include <assert.h>
 #include <stdbool.h>
 
-size_t byte_type(uint8_t byte) {
-	if (byte & 1 << 7) {
-		if (byte & 1 << 6) {
-			if (byte & 1 << 5) {
-				if (byte & 1 << 4) {
-					return 4;
-				} else {
-					return 3;
-				}
-			} else {
-				return 2;
-			}
-		} else {
-			return 0;
-		}
-	} else {
-		return 1;
-	}
-}
-
 struct Point {
 	Page *page;
 	uint16_t index;
@@ -76,32 +56,12 @@ struct Point {
 		}
 	}
 
-	void pop_byte() {
-		if (!at_start()) {
-			align_gap();
-			page->pop();
-			move_backward();
-			if (index == 0) {
-				move_backward();
-			}
-		}
-		if (page->is_empty()) {
-			if (page->prev) {
-				move_backward();
-				delete page->next;
-			} else if (page->next) {
-				page->next->copy_to(page);
-				delete page->next;
-				index = 0;
-			}
-		}
-	}
 
 	public:
 
-	Point() : page(new Page()), index(0) {}
-	Point(Page *page, uint16_t index) : page(page), index(index) {}
-	Point(const Point& p) : page(p.page), index(p.index) {}
+	Point() : page(0), index(0) {}
+	Point(Page* page, uint16_t index) : page(page), index(index) {}
+	Point(const Point &p) : page(p.page), index(p.index) {}
 
 	bool operator==(Point p) {
 		return page == p.page && index == p.index;
@@ -120,30 +80,17 @@ struct Point {
 	}
 
 	void operator++(int) {
-		do {
-			if (index == page->element_count) move_forward();
-			move_forward();
-		} while (!byte_type(next_byte()));
+		if (index == page->element_count) move_forward();
+		move_forward();
 	}
 
 	void operator--(int) {
-		do {
-			move_backward();
-			if (index == 0) move_backward();
-		} while (!byte_type(next_byte()));
-	}
-
-	wchar_t element() {
-		size_t type = byte_type(next_byte());
-		wchar_t rune = next_byte() & (0xff >> type);
-		Point iter(*this);
-		for (size_t i = 1; i < type; i++) {
-			rune <<= 6;
-			iter.move_forward();
-			if (iter.index == 0) iter.move_forward();
-			rune |= (iter.next_byte() & 0x3f);
-		}
-		return rune;
+		move_backward();
+		if (index == 0) move_backward();
+	}
+
+	char element() {
+		return next_byte();
 	}
 
 	uint64_t seek(uint8_t c, uint64_t limit) {
@@ -187,10 +134,24 @@ struct Point {
 	}
 
 	void pop() {
-		while (!byte_type(prev_byte())) {
-			pop_byte();
+		if (!at_start()) {
+			align_gap();
+			page->pop();
+			move_backward();
+			if (index == 0) {
+				move_backward();
+			}
+		}
+		if (page->is_empty()) {
+			if (page->prev) {
+				move_backward();
+				delete page->next;
+			} else if (page->next) {
+				page->next->copy_to(page);
+				delete page->next;
+				index = 0;
+			}
 		}
-		pop_byte();
 	}
 
 };
-- 
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