#region Imports
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using System.ComponentModel;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Drawing.Text;
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using System.Windows.Forms;
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#endregion
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namespace DPumpHydr.WinFrmUI.RLT.Controls
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{
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#region ParrotGradientPanel
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public class ParrotGradientPanel : System.Windows.Forms.Panel
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{
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public ParrotGradientPanel()
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{
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DoubleBuffered = true;
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base.SetStyle(ControlStyles.UserPaint | ControlStyles.ResizeRedraw | ControlStyles.AllPaintingInWmPaint, true);
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BackColor = Color.White;
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base.Size = new Size(200, 200);
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}
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[Browsable(false)]
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[EditorBrowsable(EditorBrowsableState.Never)]
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public new Color BackColor { get; set; }
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[Browsable(false)]
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[EditorBrowsable(EditorBrowsableState.Never)]
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public new Color ForeColor { get; set; }
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[Category("Parrot")]
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[Browsable(true)]
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[Description("The primer color")]
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public Color PrimerColor
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{
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get => primerColor;
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set
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{
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primerColor = value;
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Invalidate();
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}
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}
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[Category("Parrot")]
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[Browsable(true)]
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[Description("The top left color")]
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public Color TopLeft
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{
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get => topLeft;
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set
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{
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topLeft = value;
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Invalidate();
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}
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}
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[Category("Parrot")]
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[Browsable(true)]
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[Description("The top right color")]
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public Color TopRight
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{
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get => topRight;
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set
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{
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topRight = value;
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Invalidate();
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}
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}
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[Category("Parrot")]
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[Browsable(true)]
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[Description("The bottom left color")]
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public Color BottomLeft
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{
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get => bottomLeft;
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set
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{
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bottomLeft = value;
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Invalidate();
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}
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}
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[Category("Parrot")]
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[Browsable(true)]
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[Description("The bottom right color")]
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public Color BottomRight
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{
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get => bottomRight;
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set
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{
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bottomRight = value;
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Invalidate();
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}
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}
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[Category("Parrot")]
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[Browsable(true)]
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[Description("The gradient orientation")]
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public GradientStyle Style
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{
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get => style;
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set
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{
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style = value;
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Refresh();
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}
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}
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private SmoothingMode _SmoothingType = SmoothingMode.AntiAlias;
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[Category("Parrot")]
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[Browsable(true)]
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public SmoothingMode SmoothingType
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{
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get => _SmoothingType;
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set
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{
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_SmoothingType = value;
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Invalidate();
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}
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}
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private InterpolationMode _InterpolationType = InterpolationMode.HighQualityBilinear;
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[Category("Parrot")]
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[Browsable(true)]
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public InterpolationMode InterpolationType
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{
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get => _InterpolationType;
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set
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{
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_InterpolationType = value;
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Invalidate();
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}
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}
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private CompositingQuality _CompositingQualityType = CompositingQuality.HighQuality;
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[Category("Parrot")]
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[Browsable(true)]
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public CompositingQuality CompositingQualityType
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{
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get => _CompositingQualityType;
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set
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{
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_CompositingQualityType = value;
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Invalidate();
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}
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}
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private PixelOffsetMode _PixelOffsetType = PixelOffsetMode.HighQuality;
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[Category("Parrot")]
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[Browsable(true)]
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public PixelOffsetMode PixelOffsetType
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{
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get => _PixelOffsetType;
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set
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{
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_PixelOffsetType = value;
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Invalidate();
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}
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}
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private TextRenderingHint _TextRenderingType = TextRenderingHint.ClearTypeGridFit;
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[Category("Parrot")]
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[Browsable(true)]
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public TextRenderingHint TextRenderingType
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{
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get => _TextRenderingType;
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set
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{
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_TextRenderingType = value;
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Invalidate();
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}
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}
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protected override void OnPaint(PaintEventArgs e)
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{
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base.OnPaint(e);
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BufferedGraphicsContext bufferedGraphicsContext = BufferedGraphicsManager.Current;
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bufferedGraphicsContext.MaximumBuffer = new Size(base.Width + 1, base.Height + 1);
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bufferedGraphics = bufferedGraphicsContext.Allocate(base.CreateGraphics(), base.ClientRectangle);
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bufferedGraphics.Graphics.SmoothingMode = SmoothingType;
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bufferedGraphics.Graphics.InterpolationMode = InterpolationType;
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bufferedGraphics.Graphics.CompositingQuality = CompositingQualityType;
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bufferedGraphics.Graphics.PixelOffsetMode = PixelOffsetType;
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bufferedGraphics.Graphics.TextRenderingHint = TextRenderingType;
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bufferedGraphics.Graphics.Clear(primerColor);
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if (style == GradientStyle.Corners)
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{
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LinearGradientBrush linearGradientBrush = new(new Rectangle(0, 0, base.Width, base.Height), TopLeft, Color.Transparent, 45f);
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bufferedGraphics.Graphics.FillRectangle(linearGradientBrush, base.ClientRectangle);
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linearGradientBrush = new(new Rectangle(0, 0, base.Width, base.Height), topRight, Color.Transparent, 135f);
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bufferedGraphics.Graphics.FillRectangle(linearGradientBrush, base.ClientRectangle);
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linearGradientBrush = new(new Rectangle(0, 0, base.Width, base.Height), bottomRight, Color.Transparent, 225f);
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bufferedGraphics.Graphics.FillRectangle(linearGradientBrush, base.ClientRectangle);
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linearGradientBrush = new(new Rectangle(0, 0, base.Width, base.Height), bottomLeft, Color.Transparent, 315f);
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bufferedGraphics.Graphics.FillRectangle(linearGradientBrush, base.ClientRectangle);
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linearGradientBrush.Dispose();
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}
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else
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{
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Brush brush;
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if (style == GradientStyle.Vertical)
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{
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brush = new LinearGradientBrush(base.ClientRectangle, topLeft, topRight, 720f);
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}
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else
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{
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brush = new LinearGradientBrush(base.ClientRectangle, topLeft, topRight, 90f);
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}
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bufferedGraphics.Graphics.FillRectangle(brush, base.ClientRectangle);
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brush.Dispose();
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}
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bufferedGraphics.Render(e.Graphics);
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}
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private BufferedGraphics bufferedGraphics;
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private Color primerColor = Color.White;
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private Color topLeft = Color.DeepSkyBlue;
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private Color topRight = Color.Fuchsia;
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private Color bottomLeft = Color.Black;
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private Color bottomRight = Color.Fuchsia;
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private GradientStyle style = GradientStyle.Corners;
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public enum GradientStyle
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{
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Horizontal,
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Vertical,
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Corners
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}
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}
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#endregion
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}
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