263 lines
8.9 KiB
C#
263 lines
8.9 KiB
C#
/// file: ColorPicker.cs
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/// Author: Maxime Rohmer <maxluligames@gmail.com>
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/// Brief: Class that is controlling the color usage
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/// Version: 0.1.0
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/// Date: 06/08/2022
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace Paint_2
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{
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public partial class ColorPicker : Form
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{
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public Color SelectedColor;
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public Point cursorLocation;
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public PaintForm main;
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public ColorPicker(PaintForm theMainForm)
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{
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InitializeComponent();
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main = theMainForm;
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}
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private void ColorPicker_Load(object sender, EventArgs e)
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{
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SelectedColor = main.sketch.CurrentTool.Color;
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RefreshUi();
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}
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private Bitmap RefreshMap(Size size)
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{
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Bitmap map = new Bitmap(size.Width, size.Height);
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Graphics gr = Graphics.FromImage(map);
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for (int g = 0; g < size.Width; g += 1)
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{
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for (int b = 0; b < size.Height; b += 1)
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{
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map.SetPixel(g, b, Color.FromArgb(SelectedColor.A, SelectedColor.R, g, b));
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}
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}
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int cursorWidth = 15;
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gr.DrawEllipse(new Pen(Color.Black, 2), new Rectangle(new Point(SelectedColor.G - cursorWidth / 2, SelectedColor.B - cursorWidth / 2), new Size(cursorWidth, cursorWidth)));
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gr.FillEllipse(new SolidBrush(SelectedColor), new Rectangle(new Point(SelectedColor.G - cursorWidth / 2, SelectedColor.B - cursorWidth / 2), new Size(cursorWidth, cursorWidth)));
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return map;
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}
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private Bitmap RefreshRedLevel(Size size, bool vertical)
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{
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Bitmap map = new Bitmap(size.Width, size.Height);
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Graphics gr = Graphics.FromImage(map);
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for (int x = 0; x < size.Width; x += 1)
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{
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for (int y = 0; y < size.Height; y += 1)
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{
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if (vertical)
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{
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map.SetPixel(x, y, Color.FromArgb(SelectedColor.A, y, SelectedColor.G, SelectedColor.B));
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}
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else
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{
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map.SetPixel(x, y, Color.FromArgb(SelectedColor.A, x, SelectedColor.G, SelectedColor.B));
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}
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}
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}
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Rectangle rect;
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if (vertical)
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{
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rect = new Rectangle(0, SelectedColor.R, size.Width / 20, size.Height);
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}
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else
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{
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rect = new Rectangle(SelectedColor.R, 0, size.Width / 20, size.Height);
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}
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gr.FillRectangle(new SolidBrush(Color.FromArgb(214, 214, 214)), rect);
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gr.DrawRectangle(new Pen(Color.FromArgb(31, 31, 31)), rect);
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return map;
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}
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private Bitmap RefreshGammaLevel(Size size, bool vertical)
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{
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Bitmap map = new Bitmap(size.Width,size.Height);
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Graphics gr = Graphics.FromImage(map);
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for (int x = 0; x < size.Width; x++)
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{
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for (int y = 0; y < size.Height; y++)
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{
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if (vertical)
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{
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map.SetPixel(x, y, Color.FromArgb(y, y, y, y));
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}
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else
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{
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map.SetPixel(x, y, Color.FromArgb(x, x, x, x));
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}
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}
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}
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Rectangle rect;
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if (vertical)
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{
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rect = new Rectangle(0, SelectedColor.A, size.Width,size.Height / 20);
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}
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else
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{
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rect = new Rectangle(SelectedColor.A, 0, size.Width / 20, size.Height);
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}
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gr.FillRectangle(new SolidBrush(Color.FromArgb(214, 214, 214)), rect);
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gr.DrawRectangle(new Pen(Color.FromArgb(31, 31, 31)), rect);
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return map;
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}
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private Bitmap RefreshSelectedColorMap(Size size)
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{
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Bitmap bmp = new Bitmap(size.Width, size.Height);
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Graphics gr = Graphics.FromImage(bmp);
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gr.FillRectangle(new SolidBrush(SelectedColor), new Rectangle(0, 0, size.Width, size.Height));
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return bmp;
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}
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private void RefreshUi()
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{
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Color Scol = Color.FromArgb(SelectedColor.A, SelectedColor.R, SelectedColor.G, SelectedColor.B);
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pbxColor.Image = RefreshMap(pbxColor.Size);
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pbxSliderRed.Image = RefreshRedLevel(pbxSliderRed.Size,false);
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pbxSliderSaturation.Image = RefreshGammaLevel(pbxSliderSaturation.Size,true);
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pbxSelectedColor.Image = RefreshSelectedColorMap(pbxSelectedColor.Size);
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nupRed.Value = Scol.R;
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nupGreen.Value = Scol.G;
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nupBlue.Value = Scol.B;
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nupGamma.Value = Scol.A;
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tbxColorHex.Text = ColorToHex(Scol);
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}
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private void tbrRedLevel_Scroll(object sender, EventArgs e)
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{
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RefreshUi();
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}
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private void pbxColor_Click(object sender, EventArgs e)
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{
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cursorLocation = pbxColor.PointToClient(MousePosition);
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SelectedColor = (pbxColor.Image as Bitmap).GetPixel(cursorLocation.X, cursorLocation.Y);
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RefreshUi();
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}
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private void pbxSliderRed_Click(object sender, EventArgs e)
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{
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SelectedColor = Color.FromArgb(SelectedColor.A,pbxSliderRed.PointToClient(MousePosition).X,SelectedColor.G,SelectedColor.B);
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RefreshUi();
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}
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private void pbxSliderSaturation_Click(object sender, EventArgs e)
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{
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SelectedColor = Color.FromArgb(pbxSliderSaturation.PointToClient(MousePosition).Y, SelectedColor.R, SelectedColor.G, SelectedColor.B);
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RefreshUi();
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}
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public static Color HexToColor(string rgb)
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{
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int toBase = 16;
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string raw = rgb;
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string cleaned = raw.Replace("#", String.Empty);
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Color result;
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if (cleaned.Length == 6)
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{
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try
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{
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int r = Convert.ToInt32(String.Concat(cleaned[0], cleaned[1]), toBase);
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int g = Convert.ToInt32(String.Concat(cleaned[2], cleaned[3]), toBase);
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int b = Convert.ToInt32(String.Concat(cleaned[4], cleaned[5]), toBase);
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result = Color.FromArgb(r, g, b);
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}
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catch (Exception e)
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{
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Console.WriteLine(e);
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result = default;
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}
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}
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else
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{
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result = default;
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}
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return result;
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}
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public static string ColorToHex(Color color)
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{
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int toBase = 16;
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string result = "#";
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if (color.R < toBase)
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{
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result += "0";
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}
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result += Convert.ToString(color.R, toBase);
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if (color.G < toBase)
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{
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result += "0";
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}
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result += Convert.ToString(color.G, toBase);
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if (color.B < toBase)
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{
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result += "0";
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}
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result += Convert.ToString(color.B, toBase);
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return result;
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}
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private void nupValueChanged(object sender, EventArgs e)
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{
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int tmpR = (int)nupRed.Value;
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int tmpG = (int)nupGreen.Value;
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int tmpB = (int)nupBlue.Value;
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int tmpA = (int)nupGamma.Value;
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if (tmpR >= 0 && tmpR <= 255 && tmpG >= 0 && tmpG <= 255 && tmpB >= 0 && tmpB <= 255 && tmpA >= 0 && tmpA <= 255)
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{
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Color newColor = Color.FromArgb(tmpA, tmpR, tmpG, tmpB);
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if (SelectedColor != newColor)
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{
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SelectedColor = newColor;
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RefreshUi();
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}
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}
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}
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private void tbxColorHex_TextChanged(object sender, EventArgs e)
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{
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Color tmp = HexToColor(tbxColorHex.Text);
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if (tmp != null)
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{
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if (SelectedColor != tmp)
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{
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SelectedColor = tmp;
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}
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}
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}
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private void ColorPicker_FormClosing(object sender, FormClosingEventArgs e)
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{
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main.sketch.ChangePaintToolColor(SelectedColor);
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}
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private void tbxColorHex_KeyDown(object sender, KeyEventArgs e)
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{
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if (e.KeyCode == Keys.Enter)
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{
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RefreshUi();
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}
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}
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private void ColorPicker_Shown(object sender, EventArgs e)
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{
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RefreshUi();
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}
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private void pbxSelectedColor_Click(object sender, EventArgs e)
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{
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main.sketch.ChangePaintToolColor(SelectedColor);
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}
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}
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}
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