105 lines
4.6 KiB
C#
105 lines
4.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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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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namespace Base
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{
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public class GraphicsWrapper : IDisposable
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{
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BufferedGraphics _g;
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Color backColor;
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Rectangle targetSize;
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public readonly Graphics g;
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/// <summary>
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/// Wrap the Graphics object with these excellent High-Quality functions
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/// </summary>
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/// <param name="g">The Graphics-object to wrap</param>
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/// <param name="targetSize">The size of the device the Graphics are drawn to</param>
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public GraphicsWrapper(Graphics g, Color backColor, Rectangle targetSize)
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{
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_g = BufferedGraphicsManager.Current.Allocate(g ?? throw new ArgumentNullException(nameof(g)), targetSize);
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this.g = _g.Graphics;
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this.backColor = backColor;
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this.targetSize = targetSize;
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}
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/// <summary>
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/// Draw a string with the given size
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/// </summary>
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/// <param name="s">The string to draw</param>
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/// <param name="size">The font size of the string</param>
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/// <param name="location">The location to draw the string at</param>
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/// <param name="brush">The brush to draw the string with</param>
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/// <param name="isLocationCentered">Set to true if you want to draw the string around instead of left-down from the location</param>
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public void DrawSizedString(string s, int size, PointF location, Brush brush, bool transform = true, bool isLocationCentered = false)
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{
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SmoothingMode tmpS = g.SmoothingMode;
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InterpolationMode tmpI = g.InterpolationMode;
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PixelOffsetMode tmpP = g.PixelOffsetMode;
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g.SmoothingMode = SmoothingMode.AntiAlias;
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g.InterpolationMode = InterpolationMode.HighQualityBicubic;
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g.PixelOffsetMode = PixelOffsetMode.HighQuality;
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SizeF sLen = g.MeasureString(s, new Font("Tahoma", size));
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RectangleF rectf = new RectangleF(location, sLen);
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if (isLocationCentered)
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rectf = new RectangleF(rectf.X - rectf.Width / 2, rectf.Y - rectf.Height / 2, rectf.Width, rectf.Height);
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if (transform)
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rectf = w2s(rectf);
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g.DrawString(s, new Font("Tahoma", size), brush, rectf);
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g.PixelOffsetMode = tmpP;
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g.InterpolationMode = tmpI;
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g.SmoothingMode = tmpS;
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}
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/// <summary>
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/// Draws a rectangle
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/// </summary>
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/// <param name="rectangle">Use the PointF/SizeF Constructor as it is much more logical</param>
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/// <param name="color">The color of the rectangle</param>
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/// <param name="centered">Whether the rectangle should be drawn centered rather than down-left</param>
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/// <param name="filled">Whether the rectangle should be filled</param>
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/// <param name="unfilledLineSize">The size of the lines used when not filling</param>
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public void DrawRectangle(RectangleF rectangle, Color color, bool centered = true, bool transform = true, bool filled = true, int unfilledLineSize = 1)
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{
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RectangleF r = rectangle;
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if (transform)
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r = w2s(r);
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Brush b = new SolidBrush(color);
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if (centered)
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{
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r = new RectangleF(new PointF(r.X - r.Width / 2, r.Y - r.Height / 2), r.Size);
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}
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if (filled)
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g.FillRectangle(b, r);
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else
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g.DrawRectangle(new Pen(b, unfilledLineSize), new Rectangle(Misc.f2i(r.X), Misc.f2i(r.Y), Misc.f2i(r.Width), Misc.f2i(r.Height)));
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}
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/// <summary>
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/// Draws a rectangle
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/// </summary>
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/// <param name="rectangle">The rectangle to be drawn</param>
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/// <param name="color">The color of the rectangle</param>
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/// <param name="filled">Whether the rectangle should be filled</param>
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/// <param name="unfilledLineSize">The size of the lines used when not filling</param>
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public void DrawRectangle(Rect rectangle, Color color, bool filled = true, int unfilledLineSize = 1) => DrawRectangle(rectangle.toRectangleF(), color, false, true, filled, unfilledLineSize);
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public void Clear() => g.Clear(backColor);
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public void Dispose()
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{
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g.Flush();
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_g.Render();
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g.Dispose();
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_g.Dispose();
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}
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public RectangleF w2s(RectangleF from) => new RectangleF(w2s(from.Location), from.Size);
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public PointF w2s(PointF from) => new PointF(from.X, targetSize.Height - from.Y);
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}
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}
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