From 63296bcb085a42ce0ef04738899f720b3469b1ce Mon Sep 17 00:00:00 2001
From: daniel-Jones <daniel@danieljon.es>
Date: Wed, 5 Sep 2018 15:31:51 +0930
Subject: replaced qlist with std::vector, basic cell revealing

The revealing is bound to change, it isn't very nice. I also iterate over every cell to find the right gridx/y. This is inefficient, I need to map them somehow.
---
 BUGS              |  2 +-
 cell.cpp          |  5 +++++
 cell.h            |  1 +
 constants.cpp     |  2 +-
 qtminesweeper.cpp | 40 ++++++++++++++++++++++++++++++++--------
 qtminesweeper.h   |  5 ++++-
 6 files changed, 44 insertions(+), 11 deletions(-)

diff --git a/BUGS b/BUGS
index ba206ea..61bdacd 100644
--- a/BUGS
+++ b/BUGS
@@ -1,4 +1,4 @@
-If GRIDOFFSET isn't 10 You can't get to some edges of the grid
+If GRIDOFFSET isn't 10 you (sometimes) can't get to some edges of the grid
 (see qtminesweeper::keyPressEvent(..) in qtminesweeper.cpp)
 
 
diff --git a/cell.cpp b/cell.cpp
index d32fa6e..cfedeb6 100644
--- a/cell.cpp
+++ b/cell.cpp
@@ -44,3 +44,8 @@ int cell::getflags()
 {
 	return flags;
 }
+
+void cell::reveal()
+{
+	setflags((int)flags ^ (int)REVEALED);
+}
diff --git a/cell.h b/cell.h
index 8ede3fa..70b37d3 100644
--- a/cell.h
+++ b/cell.h
@@ -33,6 +33,7 @@ class cell : public square
 		};
 		void flagcheck();
 		int getflags();
+		void reveal();
 
 	private:
 		enum flagtype flags;
diff --git a/constants.cpp b/constants.cpp
index 4e392f2..41d7a24 100644
--- a/constants.cpp
+++ b/constants.cpp
@@ -1,7 +1,7 @@
 #include "constants.h"
 
 const int BORDEROFFSET = 10;
-const int GRIDWIDTH = 600;
+const int GRIDWIDTH = 200;
 const int GRIDHEIGHT = 600;
 const int SQUARESIZE = 20;
 const int NUMBEROFCELLS = ((GRIDWIDTH*GRIDHEIGHT)/SQUARESIZE)/SQUARESIZE;
diff --git a/qtminesweeper.cpp b/qtminesweeper.cpp
index 8be08c3..0108850 100644
--- a/qtminesweeper.cpp
+++ b/qtminesweeper.cpp
@@ -16,6 +16,7 @@
 
 #include <stdio.h>
 #include <QApplication>
+#include <math.h>
 #include "qtminesweeper.h"
 
 qtminesweeper::qtminesweeper()
@@ -29,12 +30,13 @@ qtminesweeper::qtminesweeper()
 	bluepen = QPen(Qt::blue);
 
 	/* create cells */
+	cells.reserve(NUMBEROFCELLS);
 	for (int c = 0; c < NUMBEROFCELLS; c++)
 	{
 		int f;
 		f = cell::MINE;
 		cell tmp(f);
-		cells.append(tmp);
+		cells.push_back(tmp);
 	}
 	generatecellpos();
 
@@ -78,14 +80,16 @@ void qtminesweeper::drawcursor(QPainter *painter)
 
 void qtminesweeper::drawcells(QPainter *painter)
 {
-	for (int c = 0; c < cells.length(); c++)
+	std::vector<int>::size_type c;
+	QString f;
+	for (c = 0; c < cells.size(); c++)
 	{
-		if (cells[c].getflags() & cell::REVEALED)
-		{
-			painter->drawText(cells[c].getrealx()+(SQUARESIZE/4),
-					cells[c].getrealy()+(SQUARESIZE/2+5),
-					"R");
-		}
+		int tf = cells[c].getflags();
+		f = "";
+		if (tf & cell::REVEALED) f = "R";
+		painter->drawText(cells[c].getrealx()+(SQUARESIZE/4),
+				cells[c].getrealy()+(SQUARESIZE/2+5),
+				f);
 	}
 }
 
@@ -122,6 +126,8 @@ void qtminesweeper::keyPressEvent(QKeyEvent *event)
 			}
 			break;
 		case Qt::Key_Space:
+			revealcell(getcellindexfrompos(cursor.getgridx(), cursor.getgridy()));
+
 			break;
 		default:
 			break;
@@ -146,3 +152,21 @@ void qtminesweeper::generatecellpos()
 		x = 0;
 	}
 }
+
+void qtminesweeper::revealcell(int index)
+{
+	cells[index].reveal();
+}
+int qtminesweeper::getcellindexfrompos(int gridx, int gridy)
+{
+	std::vector<int>::size_type c;
+	for (c = 0; c < cells.size(); c++)
+	{
+		if (cells[c].getgridx() == gridx &&
+		    cells[c].getgridy() == gridy)
+		{
+			return c;
+		}
+	}
+	return -1;
+}
diff --git a/qtminesweeper.h b/qtminesweeper.h
index 7c8d914..84aa29f 100644
--- a/qtminesweeper.h
+++ b/qtminesweeper.h
@@ -20,6 +20,7 @@
 #include <QtGui>
 #include <QWidget>
 #include <QList>
+#include <vector>
 #include "selector.h"
 #include "cell.h"
 #include "constants.h"
@@ -42,9 +43,11 @@ class qtminesweeper : public QWidget
 		void drawcursor(QPainter *painter);
 		void drawcells(QPainter *painter);
 		void generatecellpos();
+		void revealcell(int index);
+		int getcellindexfrompos(int gridx, int gridy);
 
 		selector cursor;
-		QList<cell> cells;
+		std::vector<cell> cells;
 			
 	protected:
 		void paintEvent(QPaintEvent *event);
-- 
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