public Size MeasureText(System.Drawing.Graphics g, string text) { Drawing.Size size = TextRenderer.MeasureText(g, text, font, new System.Drawing.Size(256, 256), flags); return(new Size(size.Width, size.Height)); }
public GDICanvasState(GDICanvasState prototype) : base(prototype) { _graphics = prototype._graphics; _strokeWidth = prototype._strokeWidth; _scale = prototype._scale; StrokeColor = prototype.StrokeColor; StrokeDashPattern = prototype.StrokeDashPattern; StrokeLineJoin = prototype.StrokeLineJoin; StrokeLineCap = prototype.StrokeLineCap; StrokeMiterLimit = prototype.StrokeMiterLimit; FillColor = prototype.FillColor; TextColor = prototype.TextColor; _fontName = prototype._fontName; _fontStyle = prototype._fontStyle; _fontSize = prototype._fontSize; /*strokeBrush = prototype.strokeBrush; * fillBrush = prototype.fillBrush; * fontBrush = prototype.fontBrush; * shadowColor = prototype.shadowColor; * * sourceStrokeColor = prototype.sourceStrokeColor; * sourceFillpaint = prototype.sourceFillpaint; * sourceFillColor = prototype.sourceFillColor; * sourceFontColor = prototype.sourceFontColor; * sourceShadowColor = prototype.sourceShadowColor; * * strokeBrushValid = prototype.strokeBrushValid; * fillBrushValid = prototype.fillBrushValid; * fontBrushValid = prototype.fontBrushValid; * shadowColorValid = prototype.shadowColorValid; * * strokeStyle = prototype.strokeStyle; * strokeStyleProperties = prototype.strokeStyleProperties; * needsStrokeStyle = prototype.needsStrokeStyle; * * IsShadowed = prototype.IsShadowed; * ShadowOffset = prototype.ShadowOffset; * ShadowBlur = prototype.ShadowBlur; * * ActualScale = prototype.ActualScale; * Matrix = prototype.Matrix; * * FontName = prototype.FontName; * FontSize = prototype.FontSize; * FontWeight = prototype.FontWeight; * FontStyle = prototype.FontStyle; * * alpha = prototype.alpha; * * IsBlurred = prototype.IsBlurred; * BlurRadius = prototype.BlurRadius;*/ }
protected Drawing.Bitmap CombineBitmap(Drawing.Bitmap bmp1, Drawing.Bitmap bmp2) { int w = bmp1.Width + bmp2.Width, h = Math.Max(bmp1.Height, bmp2.Height); var result = new Drawing.Bitmap(w, h); using (System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(result)) { int l = 0, t = (h - bmp1.Height) / 2; g.DrawImage(bmp1, l, t, bmp1.Width, bmp1.Height); l = bmp1.Width; t = (h - bmp2.Height) / 2; g.DrawImage(bmp2, l, t + 4, bmp2.Width, bmp2.Height); } return(result); }
public static Bitmap Rotate(Bitmap b, int angle) { angle = angle % 360; //弧度转换 double radian = angle * Math.PI / 180.0; double cos = Math.Cos(radian); double sin = Math.Sin(radian); //原图的宽和高 int w = b.Width; int h = b.Height; int W = (int)(Math.Max(Math.Abs(w * cos - h * sin), Math.Abs(w * cos + h * sin))); int H = (int)(Math.Max(Math.Abs(w * sin - h * cos), Math.Abs(w * sin + h * cos))); //目标位图 Bitmap dsImage = new Bitmap(W, H); System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(dsImage); g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.Bilinear; g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality; //计算偏移量 Point Offset = new Point((W - w) / 2, (H - h) / 2); //构造图像显示区域:让图像的中心与窗口的中心点一致 Rectangle rect = new Rectangle(Offset.X, Offset.Y, w, h); Point center = new Point(rect.X + rect.Width / 2, rect.Y + rect.Height / 2); g.TranslateTransform(center.X, center.Y); g.RotateTransform(360 - angle); //恢复图像在水平和垂直方向的平移 g.TranslateTransform(-center.X, -center.Y); g.DrawImage(b, rect); //重至绘图的所有变换 g.ResetTransform(); g.Save(); g.Dispose(); //dsImage.Save("yuancd.jpg", System.Drawing.Imaging.ImageFormat.Jpeg); return(dsImage); }
public void DrawText(System.Drawing.Graphics g, string text, Point location, Drawing.Color clr) { TextRenderer.DrawText(g, text, font, new System.Drawing.Rectangle(location.X, location.Y, 256, 256), clr, flags); }
public GDICanvasState(System.Drawing.Graphics graphics) { _graphics = graphics; SetToDefaults(); }