136 lines
4.0 KiB
C#
136 lines
4.0 KiB
C#
using System.Drawing;
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using System.Drawing.Imaging;
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using System.IO;
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using System.Runtime.InteropServices;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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namespace AxCopilot.Views;
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/// <summary>
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/// 전체 화면 스포이드 모드. 마우스를 따라다니는 돋보기와 HEX 코드를 표시하고,
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/// 클릭 시 해당 픽셀 색상을 캡처하여 ColorPickResultWindow를 표시합니다.
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/// </summary>
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public partial class EyeDropperWindow : Window
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{
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[DllImport("user32.dll")]
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private static extern bool GetCursorPos(out POINT lpPoint);
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[DllImport("gdi32.dll")]
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private static extern uint GetPixel(IntPtr hdc, int x, int y);
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[DllImport("user32.dll")]
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private static extern IntPtr GetDC(IntPtr hWnd);
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[DllImport("user32.dll")]
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private static extern int ReleaseDC(IntPtr hWnd, IntPtr hDC);
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[StructLayout(LayoutKind.Sequential)]
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private struct POINT { public int X, Y; }
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/// <summary>클릭으로 선택된 색상. null이면 취소.</summary>
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public System.Drawing.Color? PickedColor { get; private set; }
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public double PickX { get; private set; }
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public double PickY { get; private set; }
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private readonly System.Drawing.Rectangle _screenBounds;
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public EyeDropperWindow()
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{
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InitializeComponent();
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// 전체 모니터 영역
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_screenBounds = GetAllScreenBounds();
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Left = _screenBounds.X;
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Top = _screenBounds.Y;
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Width = _screenBounds.Width;
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Height = _screenBounds.Height;
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Loaded += (_, _) =>
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{
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Magnifier.Visibility = Visibility.Visible;
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HexLabel.Visibility = Visibility.Visible;
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};
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}
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private void Window_MouseMove(object sender, MouseEventArgs e)
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{
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var pos = e.GetPosition(RootCanvas);
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var color = GetScreenPixelColor();
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// 돋보기 위치 (커서 오른쪽 위)
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Canvas.SetLeft(Magnifier, pos.X + 16);
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Canvas.SetTop(Magnifier, pos.Y - 100);
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// HEX 레이블 위치
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Canvas.SetLeft(HexLabel, pos.X + 16);
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Canvas.SetTop(HexLabel, pos.Y - 10);
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// 돋보기 색상 미리보기
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var wpfColor = System.Windows.Media.Color.FromRgb(color.R, color.G, color.B);
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MagPreview.Fill = new SolidColorBrush(wpfColor);
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HexLabelText.Text = $"#{color.R:X2}{color.G:X2}{color.B:X2}";
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}
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private void Window_MouseDown(object sender, MouseButtonEventArgs e)
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{
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if (e.ChangedButton == MouseButton.Left)
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{
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PickedColor = GetScreenPixelColor();
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GetCursorPos(out var pt);
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PickX = pt.X;
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PickY = pt.Y;
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Close();
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}
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else if (e.ChangedButton == MouseButton.Right)
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{
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PickedColor = null;
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Close();
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}
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}
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private void Window_KeyDown(object sender, KeyEventArgs e)
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{
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if (e.Key == Key.Escape)
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{
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PickedColor = null;
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Close();
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}
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}
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private static System.Drawing.Color GetScreenPixelColor()
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{
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GetCursorPos(out var pt);
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var hdc = GetDC(IntPtr.Zero);
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try
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{
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uint pixel = GetPixel(hdc, pt.X, pt.Y);
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int r = (int)(pixel & 0xFF);
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int g = (int)((pixel >> 8) & 0xFF);
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int b = (int)((pixel >> 16) & 0xFF);
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return System.Drawing.Color.FromArgb(r, g, b);
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}
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finally
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{
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ReleaseDC(IntPtr.Zero, hdc);
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}
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}
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private static System.Drawing.Rectangle GetAllScreenBounds()
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{
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int left = 0, top = 0, right = 0, bottom = 0;
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foreach (var screen in System.Windows.Forms.Screen.AllScreens)
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{
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var b = screen.Bounds;
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left = Math.Min(left, b.Left);
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top = Math.Min(top, b.Top);
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right = Math.Max(right, b.Right);
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bottom = Math.Max(bottom, b.Bottom);
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}
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return new System.Drawing.Rectangle(left, top, right - left, bottom - top);
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}
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}
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