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Fix and implement Scaling the third

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This commit is contained in:
EinEtw4s 2022-12-13 17:54:59 +01:00
parent 0c60bce991
commit 0a25473a9a
3 changed files with 210 additions and 82 deletions
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31
Game_of_Life/MainForm1.Designer.cs generated
View file

@ -35,6 +35,8 @@ partial class MainForm1
this.debugLabel = new System.Windows.Forms.Label();
this.scalingSlider = new System.Windows.Forms.TrackBar();
this.buttonRepopulate = new System.Windows.Forms.Button();
this.zoomInButton = new System.Windows.Forms.Button();
this.zoomOutButton = new System.Windows.Forms.Button();
((System.ComponentModel.ISupportInitialize)(this.pictureBox)).BeginInit();
((System.ComponentModel.ISupportInitialize)(this.scalingSlider)).BeginInit();
this.SuspendLayout();
@ -67,11 +69,10 @@ partial class MainForm1
this.scalingSlider.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
this.scalingSlider.Location = new System.Drawing.Point(12, 405);
this.scalingSlider.Maximum = 500;
this.scalingSlider.Minimum = 10;
this.scalingSlider.Name = "scalingSlider";
this.scalingSlider.Size = new System.Drawing.Size(178, 45);
this.scalingSlider.SmallChange = 2;
this.scalingSlider.TabIndex = 2;
this.scalingSlider.Value = 10;
this.scalingSlider.ValueChanged += new System.EventHandler(this.scalingSlider_Changed);
//
// buttonRepopulate
@ -85,12 +86,36 @@ partial class MainForm1
this.buttonRepopulate.UseVisualStyleBackColor = true;
this.buttonRepopulate.Click += new System.EventHandler(this.buttonRepopulate_Click);
//
// zoomInButton
//
this.zoomInButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
this.zoomInButton.Location = new System.Drawing.Point(12, 373);
this.zoomInButton.Name = "zoomInButton";
this.zoomInButton.Size = new System.Drawing.Size(24, 26);
this.zoomInButton.TabIndex = 4;
this.zoomInButton.Text = "+";
this.zoomInButton.UseVisualStyleBackColor = true;
this.zoomInButton.Click += new System.EventHandler(this.zoomInButton_Click);
//
// zoomOutButton
//
this.zoomOutButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
this.zoomOutButton.Location = new System.Drawing.Point(42, 373);
this.zoomOutButton.Name = "zoomOutButton";
this.zoomOutButton.Size = new System.Drawing.Size(24, 26);
this.zoomOutButton.TabIndex = 5;
this.zoomOutButton.Text = "-";
this.zoomOutButton.UseVisualStyleBackColor = true;
this.zoomOutButton.Click += new System.EventHandler(this.zoomOutButton_Click);
//
// MainForm1
//
this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.BackColor = System.Drawing.Color.Black;
this.ClientSize = new System.Drawing.Size(800, 450);
this.Controls.Add(this.zoomOutButton);
this.Controls.Add(this.zoomInButton);
this.Controls.Add(this.buttonRepopulate);
this.Controls.Add(this.scalingSlider);
this.Controls.Add(this.debugLabel);
@ -110,4 +135,6 @@ partial class MainForm1
private Label debugLabel;
private TrackBar scalingSlider;
private Button buttonRepopulate;
private Button zoomInButton;
private Button zoomOutButton;
}

125
Game_of_Life/MainForm1.cs
View file

@ -8,26 +8,38 @@ namespace Game_of_Life;
public partial class MainForm1 : Form
{
private int scalingFactor = 10;
private int scalingAbsolute = 0;
private int scalingMax;
Pixelmap pixelmap;
private int height;
private int width;
private int fieldHeight;
private int fieldWidth;
public MainForm1()
{
InitializeComponent();
height = 1800;
width = 3200;
fieldHeight = 1800;
fieldWidth = 3200;
if (fieldWidth % 2 == 0)
{
scalingMax = fieldWidth - 2;
}
else
{
scalingMax = fieldWidth - 1;
}
pixelmap = new Pixelmap(height, width, scalingFactor);
scalingSlider.Minimum = 0;
scalingSlider.Maximum = scalingMax;
pixelmap = new Pixelmap(fieldHeight, fieldWidth, scalingFactor);
Random rand = new Random();
for (int i = 0; i < 4000; i++)
{
pixelmap.setPixel(rand.Next(width), rand.Next(height), rand.Next(3));
pixelmap.setPixel(rand.Next(fieldWidth), rand.Next(fieldHeight), rand.Next(3));
}
debugLabel.Text = $"Scaling Factor: {scalingFactor.ToString()}\n{((double)10 / (double)scalingFactor)} - Dimensions: {Math.Floor(pictureBox.Size.Height * ((double)10 / (double)scalingFactor)).ToString()}x{Math.Floor(pictureBox.Size.Width * ((double)10 / (double)scalingFactor)).ToString()}";
}
private void pictureBox1_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
@ -35,8 +47,6 @@ public partial class MainForm1 : Form
int height = pictureBox.Size.Height;
int width = pictureBox.Size.Width;
debugLabel.Text = $"Scaling Factor: {scalingFactor.ToString()}\n{((double)10 / (double)scalingFactor)} - Dimensions: {Math.Floor(height * ((double)10 / (double)scalingFactor)).ToString()}x{Math.Floor(width * ((double)10 / (double)scalingFactor)).ToString()}";
Graphics graphics = e.Graphics;
pictureBox.SizeMode = PictureBoxSizeMode.AutoSize;
@ -48,6 +58,8 @@ public partial class MainForm1 : Form
private void pictureBox1_MouseWheel(object sender, MouseEventArgs e)
{
scalingFactor += e.Delta/16;
scalingAbsolute += e.Delta / 16;
if (scalingFactor < 10)
{
scalingFactor = 10;
@ -56,17 +68,46 @@ public partial class MainForm1 : Form
scalingFactor = 500;
}
scalingSlider.Value = scalingFactor;
if (scalingAbsolute < 0)
{
scalingAbsolute = 0;
}
if (scalingAbsolute > scalingMax)
{
scalingAbsolute = scalingMax;
}
if (scalingAbsolute % 2 != 0)
{
scalingAbsolute += 1;
scalingSlider.Value = scalingAbsolute;
}
if (scalingAbsolute > (fieldWidth - 10))
{
scalingAbsolute = (fieldWidth - 12);
if (scalingAbsolute % 2 != 0)
{
scalingAbsolute += 1;
scalingSlider.Value = scalingAbsolute;
}
}
scalingSlider.Value = scalingAbsolute;
pixelmap.setScalingFactor(scalingFactor);
debugLabel.Text = $"Scaling Factor: {scalingFactor.ToString()}\n{((double)10 / (double)scalingFactor)} - Dimensions: {Math.Floor(pictureBox.Size.Height * ((double)10 / (double)scalingFactor)).ToString()}x{Math.Floor(pictureBox.Size.Width * ((double)10 / (double)scalingFactor)).ToString()}";
pixelmap.setScalingAbsolute(scalingAbsolute);
pictureBox.Refresh();
}
private void scalingSlider_Changed(object sender, EventArgs e)
{
scalingFactor = scalingSlider.Value;
pixelmap.setScalingFactor(scalingFactor);
debugLabel.Text = $"Scaling Factor: {scalingFactor.ToString()}\n{((double)10 / (double)scalingFactor)} - Dimensions: {Math.Floor(pictureBox.Size.Height * ((double)10 / (double)scalingFactor)).ToString()}x{Math.Floor(pictureBox.Size.Width * ((double)10 / (double)scalingFactor)).ToString()}";
scalingAbsolute = scalingSlider.Value;
if (scalingAbsolute % 2 != 0)
{
scalingAbsolute += 1;
scalingSlider.Value = scalingAbsolute;
}
pixelmap.setScalingAbsolute(scalingAbsolute);
pictureBox.Refresh();
}
@ -77,7 +118,7 @@ public partial class MainForm1 : Form
for (int i = 0; i < 4000; i++)
{
pixelmap.setPixel(rand.Next(width), rand.Next(height), rand.Next(3));
pixelmap.setPixel(rand.Next(fieldWidth), rand.Next(fieldHeight), rand.Next(3));
}
pictureBox.Refresh();
}
@ -87,4 +128,56 @@ public partial class MainForm1 : Form
pixelmap.cyclePixel(MousePosition.X, MousePosition.Y);
pictureBox.Refresh();
}
private void zoomInButton_Click(object sender, EventArgs e)
{
scalingAbsolute += 4;
while (scalingAbsolute % 4 != 0)
{
scalingAbsolute += 1;
scalingSlider.Value = scalingAbsolute;
}
if (scalingAbsolute < 0)
{
scalingAbsolute = 0;
}
if (scalingAbsolute > (fieldWidth - 10))
{
scalingAbsolute = (fieldWidth - 12);
while (scalingAbsolute % 4 != 0)
{
scalingAbsolute += 1;
scalingSlider.Value = scalingAbsolute;
}
}
scalingSlider.Value = scalingAbsolute;
pixelmap.setScalingAbsolute(scalingAbsolute);
}
private void zoomOutButton_Click(object sender, EventArgs e)
{
scalingAbsolute -= 4;
while (scalingAbsolute % 4 != 0)
{
scalingAbsolute += 1;
scalingSlider.Value = scalingAbsolute;
}
if (scalingAbsolute < 0)
{
scalingAbsolute = 0;
}
if (scalingAbsolute > (fieldWidth - 10))
{
scalingAbsolute = (fieldWidth - 12);
while (scalingAbsolute % 4 != 0)
{
scalingAbsolute += 1;
scalingSlider.Value = scalingAbsolute;
}
}
scalingSlider.Value = scalingAbsolute;
pixelmap.setScalingAbsolute(scalingAbsolute);
}
}

136
Game_of_Life/Pixelmap.cs
View file

@ -4,27 +4,30 @@ public class Pixelmap
{
private int height;
private int width;
private Color[,] map;
private int[,] map;
private int scalingFactor;
private int[] midPoint;
private int viewWidth;
private int viewHeight;
private int scalingAbsolute;
private Color[] colors = {Color.Black, Color.White, Color.OrangeRed};
public Pixelmap(int height, int width, int scalingFactor)
{
this.height = height;
this.width = width;
map = new Color[width, height];
map = new int[width, height];
for (int w = 0; w < width; w++)
{
for (int h = 0; h < height; h++)
{
map[w, h] = Color.Black;
map[w, h] = 0;
}
}
this.scalingFactor = scalingFactor;
this.midPoint = new int[] { (width / 2), (height / 2) };
this.midPoint = new int[] { width / 2, height / 2 };
this.scalingAbsolute = 0;
}
public void setScalingFactor(int scalingFactor)
@ -32,43 +35,42 @@ public class Pixelmap
this.scalingFactor = scalingFactor;
}
public void setScalingAbsolute(int scalingAbsolute)
{
this.scalingAbsolute = scalingAbsolute;
}
public void clear()
{
map = new Color[width, height];
map = new int[width, height];
for (int w = 0; w < width; w++)
{
for (int h = 0; h < height; h++)
{
map[w, h] = Color.Black;
map[w, h] = 0;
}
}
}
public void setPixel(int x, int y, int val)
{
Color col = Color.Black;;
if (val == 1)
{
col = Color.White;
} else if (val == 2)
{
col = Color.Chocolate;
}
map[x, y] = col;
val = val >= 3 ? 0 : val;
map[x, y] = val;
}
public void cyclePixel(int x, int y)
{
float zoomFactor = ((float)10 / (float)scalingFactor);
float aspectRatio = (float)viewHeight / (float)viewWidth;
int borderWidth = (int)Math.Ceiling((float)width * zoomFactor);
int borderHeight = (int)Math.Ceiling((float)width * zoomFactor * aspectRatio);
// set width and needed height of the border of the viewable area
int borderWidth = width - scalingAbsolute;
int borderHeight = (int)Math.Ceiling((float)borderWidth * aspectRatio);
// scaling factors for both dimensions
float scaleWidth = (float)viewWidth / (float)borderWidth;
float scaleHeight = (float)viewHeight / (float)borderHeight;
// set both left and right bound for the area being viewed
int leftBound = (int)Math.Floor(midPoint[0] - ((float)borderWidth / (float)2));
if (leftBound < 0)
{
@ -81,64 +83,37 @@ public class Pixelmap
upperBound = 0;
}
int scalePixelWidth;
if (scaleWidth < 1)
{
scalePixelWidth = 1;
}
else
{
scalePixelWidth = (int)scaleWidth;
}
int scalePixelHeight;
if (scaleHeight < 1)
{
scalePixelHeight = 1;
}
else
{
scalePixelHeight = (int)scaleHeight;
}
float xTrans = (float)x / scaleWidth;
float yTrans = (float)y / scaleHeight;
setPixel((int)(xTrans + leftBound), (int)(yTrans + upperBound), 1);
}
public Bitmap ToBitmap()
{
Bitmap b = new Bitmap(width, height);
for (int w = 0; w < width; w++)
{
for (int h = 0; h < height; h++)
{
b.SetPixel(w, h, map[w,h]);
}
}
return b;
float xTrans = (float)(x-scaleWidth) / scaleWidth;
float yTrans = (float)(y-scaleHeight) / scaleHeight;
int pixelX = (int)Math.Ceiling(xTrans + (float)leftBound);
int pixelY = (int)Math.Ceiling(yTrans + (float)upperBound);
int val = map[pixelX, pixelY] + 1;
setPixel(pixelX, pixelY, val);
}
public Graphics paintOnGraphics(Graphics g, int viewWidth, int viewHeight)
{
g.Clear(Color.Black);
Color penColor = Color.FromArgb(125, Color.Beige);
Pen linePen = new Pen(penColor, 1);
this.viewHeight = viewHeight;
this.viewWidth = viewWidth;
float zoomFactor = ((float)10 / (float)scalingFactor);
int[] viewMid = { viewWidth / 2, viewHeight / 2 };
float aspectRatio = (float)viewHeight / (float)viewWidth;
int borderWidth = (int)Math.Ceiling((float)width * zoomFactor);
int borderHeight = (int)Math.Ceiling((float)width * zoomFactor * aspectRatio);
// set width and needed height of the border of the viewable area
int borderWidth = width - scalingAbsolute;
int borderHeight = (int)Math.Ceiling((float)borderWidth * aspectRatio);
// scaling factors for both dimensions
float scaleWidth = (float)viewWidth / (float)borderWidth;
float scaleHeight = (float)viewHeight / (float)borderHeight;
// ensure that pixel width and height are always at least 1px
int scalePixelWidth;
if (scaleWidth < 1)
{
@ -159,7 +134,7 @@ public class Pixelmap
scalePixelHeight = (int)Math.Ceiling(scaleHeight);
}
// set both left and right bound for the area being viewed
int leftBound = (int)Math.Ceiling(midPoint[0] - ((float)borderWidth / (float)2));
if (leftBound < 0)
{
@ -171,6 +146,7 @@ public class Pixelmap
rightBound = width;
}
// set both upper and lower bound for the area being viewed
int upperBound = (int)Math.Ceiling(midPoint[1] - ((float)borderHeight / (float)2));
if (upperBound < 0)
{
@ -186,12 +162,44 @@ public class Pixelmap
{
for (int h = upperBound; h < lowerBound; h++)
{
Color pixelColor = map[w, h];
int deltaW = w - midPoint[0];
int deltaH = h - midPoint[1];
Color pixelColor = colors[map[w, h]];
if (!pixelColor.Equals(Color.Black))
{
int x = (int)(viewMid[0] + (deltaW * scaleWidth));
int y = (int)(viewMid[1] + (deltaH * scaleHeight));
int pixelWidth = (int)scalePixelWidth;
int pixelHeight = (int)scalePixelHeight;
if (x < 0)
{
int deltaX = 0 - x;
x = 0;
pixelWidth = scalePixelWidth - deltaX;
}
else if (x + (int)scalePixelWidth > viewWidth)
{
int deltaX = viewWidth - x;
pixelWidth = deltaX;
}
if (y < 0)
{
int deltaY = 0 - y;
y = 0;
pixelHeight = scalePixelHeight - deltaY;
}
else if (y + (int)scalePixelHeight > viewHeight)
{
int deltaY = viewHeight - y;
pixelWidth = deltaY;
}
Brush pixelBrush = new SolidBrush(pixelColor);
g.FillRectangle(pixelBrush,
new Rectangle((int)(((float)w - (float)leftBound) * scaleHeight), (int)(((float)h - (float)upperBound) * scaleHeight), (int)scalePixelWidth, (int)scalePixelHeight));
new Rectangle(x, (int)(viewMid[1] + (deltaH * scaleHeight)), (int)scalePixelWidth, (int)scalePixelHeight));
}
}
}