396 lines
9.9 KiB
C#
396 lines
9.9 KiB
C#
using System;
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using System.Drawing;
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using System.Windows.Forms;
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using NLua;
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using System.Collections.Generic;
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namespace BizHawk.Client.EmuHawk
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{
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public class LuaPictureBox : PictureBox
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{
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#region Helpers
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private readonly Dictionary<string, Image> _imageCache = new Dictionary<string, Image>();
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private readonly Dictionary<Color, SolidBrush> _solidBrushes = new Dictionary<Color, SolidBrush>();
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private readonly Dictionary<Color, Pen> _pens = new Dictionary<Color, Pen>();
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private SolidBrush GetBrush(Color color)
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{
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if (!_solidBrushes.TryGetValue(color, out var b))
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{
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b = new SolidBrush(color);
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_solidBrushes[color] = b;
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}
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return b;
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}
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private Pen GetPen(Color color)
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{
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if (!_pens.TryGetValue(color, out var p))
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{
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p = new Pen(color);
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_pens[color] = p;
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}
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return p;
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}
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#endregion
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private Color _defaultForeground = Color.Black;
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private Color? _defaultBackground;
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private Color? _defaultTextBackground = Color.FromArgb(128, 0, 0, 0);
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public LuaPictureBox()
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{
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Image = new Bitmap(Width, Height);
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}
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public void LuaResize(int width, int height)
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{
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Width = width;
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Height = height;
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Image = new Bitmap(width, height);
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}
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public void Clear(Color color)
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{
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var boxBackground = Graphics.FromImage(Image);
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boxBackground.Clear(color);
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}
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public void SetDefaultForegroundColor(Color color)
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{
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_defaultForeground = color;
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}
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public void SetDefaultBackgroundColor(Color color)
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{
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_defaultBackground = color;
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}
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public void SetDefaultTextBackground(Color color)
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{
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_defaultTextBackground = color;
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}
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public void DrawBezier(LuaTable points, Color color)
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{
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var pointsArr = new Point[4];
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var i = 0;
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foreach (LuaTable point in points.Values)
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{
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pointsArr[i] = new Point((int)(double)(point[1]), (int)(double)(point[2]));
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i++;
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if (i >= 4)
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{
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break;
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}
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}
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var boxBackground = Graphics.FromImage(Image);
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boxBackground.DrawBezier(GetPen(color), pointsArr[0], pointsArr[1], pointsArr[2], pointsArr[3]);
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}
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public void DrawBox(int x, int y, int x2, int y2, Color? line = null, Color? background = null)
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{
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if (x < x2)
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{
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x2 = Math.Abs(x - x2);
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}
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else
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{
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x2 = x - x2;
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x -= x2;
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}
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if (y < y2)
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{
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y2 = Math.Abs(y - y2);
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}
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else
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{
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y2 = y - y2;
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y -= y2;
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}
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var boxBackground = Graphics.FromImage(Image);
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boxBackground.DrawRectangle(GetPen(line ?? _defaultForeground), x, y, x2, y2);
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var bg = background ?? _defaultBackground;
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if (bg.HasValue)
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{
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boxBackground = Graphics.FromImage(Image);
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boxBackground.FillRectangle(GetBrush(bg.Value), x + 1, y + 1, x2 - 1, y2 - 1);
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}
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}
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public void DrawEllipse(int x, int y, int width, int height, Color? line = null, Color? background = null)
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{
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var bg = background ?? _defaultBackground;
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var boxBackground = Graphics.FromImage(Image);
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if (bg.HasValue)
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{
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var brush = GetBrush(bg.Value);
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boxBackground.FillEllipse(brush, x, y, width, height);
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boxBackground = Graphics.FromImage(Image);
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}
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boxBackground.DrawEllipse(GetPen(line ?? _defaultForeground), x, y, width, height);
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}
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public void DrawIcon(string path, int x, int y, int? width = null, int? height = null)
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{
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Icon icon;
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if (width.HasValue && height.HasValue)
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{
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icon = new Icon(path, width.Value, height.Value);
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}
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else
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{
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icon = new Icon(path);
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}
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var boxBackground = Graphics.FromImage(Image);
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boxBackground.DrawIcon(icon, x, y);
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}
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public void DrawImage(string path, int x, int y, int? width = null, int? height = null, bool cache = true)
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{
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Image img;
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if (_imageCache.ContainsKey(path))
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{
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img = _imageCache[path];
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}
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else
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{
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img = Image.FromFile(path);
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if (cache)
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{
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_imageCache.Add(path, img);
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}
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}
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var boxBackground = Graphics.FromImage(Image);
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boxBackground.DrawImage(img, x, y, width ?? img.Width, height ?? img.Height);
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}
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public void ClearImageCache()
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{
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foreach (var image in _imageCache)
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{
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image.Value.Dispose();
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}
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_imageCache.Clear();
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}
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public void DrawImageRegion(string path, int sourceX, int sourceY, int sourceWidth, int sourceHeight, int destX, int destY, int? destWidth = null, int? destHeight = null)
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{
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Image img;
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if (_imageCache.ContainsKey(path))
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{
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img = _imageCache[path];
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}
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else
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{
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img = Image.FromFile(path);
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_imageCache.Add(path, img);
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}
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var destRect = new Rectangle(destX, destY, destWidth ?? sourceWidth, destHeight ?? sourceHeight);
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var boxBackground = Graphics.FromImage(Image);
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boxBackground.DrawImage(img, destRect, sourceX, sourceY, sourceWidth, sourceHeight, GraphicsUnit.Pixel);
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}
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public void DrawLine(int x1, int y1, int x2, int y2, Color? color = null)
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{
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var boxBackground = Graphics.FromImage(Image);
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boxBackground.DrawLine(GetPen(color ?? _defaultForeground), x1, y1, x2, y2);
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}
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public void DrawAxis(int x, int y, int size, Color? color = null)
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{
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DrawLine(x + size, y, x - size, y, color);
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DrawLine(x, y + size, x, y - size, color);
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}
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public void DrawArc(int x, int y, int width, int height, int startAngle, int sweepAngle, Color? line = null)
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{
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var boxBackground = Graphics.FromImage(Image);
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boxBackground.DrawArc(GetPen(line ?? _defaultForeground), x, y, width, height, startAngle, sweepAngle);
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}
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public void DrawPie(
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int x,
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int y,
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int width,
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int height,
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int startAngle,
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int sweepAngle,
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Color? line = null,
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Color? background = null)
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{
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var bg = background ?? _defaultBackground;
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var boxBackground = Graphics.FromImage(Image);
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if (bg.HasValue)
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{
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var brush = GetBrush(bg.Value);
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boxBackground.FillPie(brush, x, y, width, height, startAngle, sweepAngle);
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boxBackground = Graphics.FromImage(Image);
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}
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boxBackground.DrawPie(GetPen(line ?? _defaultForeground), x + 1, y + 1, width - 1, height - 1, startAngle, sweepAngle);
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}
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public void DrawPixel(int x, int y, Color? color = null)
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{
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var boxBackground = Graphics.FromImage(Image);
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boxBackground.DrawLine(GetPen(color ?? _defaultForeground), x, y, x + 0.1F, y);
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}
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public void DrawPolygon(LuaTable points, int? x = null, int? y = null, Color? line = null, Color? background = null)
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{
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var pointsArr = new Point[points.Values.Count];
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var i = 0;
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foreach (LuaTable point in points.Values)
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{
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pointsArr[i] = new Point((int)(double)(point[1]) + x ?? 0, (int)(double)(point[2]) + y ?? 0);
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i++;
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}
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var boxBackground = Graphics.FromImage(Image);
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boxBackground.DrawPolygon(GetPen(line ?? _defaultForeground), pointsArr);
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var bg = background ?? _defaultBackground;
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if (bg.HasValue)
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{
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boxBackground = Graphics.FromImage(Image);
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boxBackground.FillPolygon(GetBrush(bg.Value), pointsArr);
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}
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}
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public void DrawRectangle(int x, int y, int width, int height, Color? line = null, Color? background = null)
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{
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var bg = background ?? _defaultBackground;
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var boxBackground = Graphics.FromImage(Image);
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if (bg.HasValue)
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{
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boxBackground.FillRectangle(GetBrush(bg.Value), x, y, width, height);
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boxBackground = Graphics.FromImage(Image);
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}
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boxBackground.DrawRectangle(GetPen(line ?? _defaultForeground), x, y, width, height);
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}
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public void DrawText(
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int x,
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int y,
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string message,
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Color? foreColor = null,
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Color? backColor = null,
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int? fontSize = null,
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string fontFamily = null,
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string fontStyle = null,
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string horizAlign = null,
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string vertAlign = null)
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{
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var family = FontFamily.GenericMonospace;
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if (fontFamily != null)
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{
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family = new FontFamily(fontFamily);
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}
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var fStyle = FontStyle.Regular;
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if (fontStyle != null)
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{
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switch (fontStyle.ToLower())
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{
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default:
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case "regular":
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break;
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case "bold":
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fStyle = FontStyle.Bold;
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break;
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case "italic":
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fStyle = FontStyle.Italic;
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break;
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case "strikethrough":
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fStyle = FontStyle.Strikeout;
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break;
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case "underline":
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fStyle = FontStyle.Underline;
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break;
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}
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}
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var f = new StringFormat(StringFormat.GenericDefault);
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var font = new Font(family, fontSize ?? 12, fStyle, GraphicsUnit.Pixel);
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var boxBackground = Graphics.FromImage(Image);
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Size sizeOfText = boxBackground.MeasureString(message, font, 0, f).ToSize();
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if (horizAlign != null)
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{
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switch (horizAlign.ToLower())
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{
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default:
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case "left":
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break;
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case "center":
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case "middle":
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x -= sizeOfText.Width / 2;
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break;
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case "right":
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x -= sizeOfText.Width;
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break;
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}
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}
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if (vertAlign != null)
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{
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switch (vertAlign.ToLower())
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{
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default:
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case "top":
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break;
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case "center":
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case "middle":
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y -= sizeOfText.Height / 2;
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break;
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case "bottom":
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y -= sizeOfText.Height;
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break;
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}
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}
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Rectangle rect = new Rectangle(new Point(x, y), sizeOfText);
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boxBackground = Graphics.FromImage(Image);
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boxBackground.FillRectangle(GetBrush(backColor ?? _defaultTextBackground.Value), rect);
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boxBackground = Graphics.FromImage(Image);
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boxBackground.TextRenderingHint = System.Drawing.Text.TextRenderingHint.SingleBitPerPixelGridFit;
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boxBackground.DrawString(message, font, new SolidBrush(foreColor ?? Color.Black), x, y);
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}
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public Point GetMouse()
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{
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var p = PointToClient(MousePosition);
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return p;
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}
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private void DoLuaClick(object sender, EventArgs e)
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{
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LuaWinform parent = Parent as LuaWinform;
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parent?.DoLuaEvent(Handle);
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}
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protected override void OnClick(EventArgs e)
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{
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DoLuaClick(this, e);
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base.OnClick(e);
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}
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}
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}
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