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C# DrawingContext.DrawQuarterCicle方法代码示例

本文整理汇总了C#中System.Windows.Media.DrawingContext.DrawQuarterCicle方法的典型用法代码示例。如果您正苦于以下问题:C# DrawingContext.DrawQuarterCicle方法的具体用法?C# DrawingContext.DrawQuarterCicle怎么用?C# DrawingContext.DrawQuarterCicle使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在System.Windows.Media.DrawingContext的用法示例。


在下文中一共展示了DrawingContext.DrawQuarterCicle方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: GenerateGoldenSquares

        private void GenerateGoldenSquares(Rect ParentRect, DrawingContext drawingContext, int maxLevel, int currentAngle = 0)
        {
            Pen BlackPen;

            if(maxLevel<=0) return;

            int absCurrentAngle = currentAngle%360;

            Point startPoint, drawPoint;
            double a = ParentRect.GetLongerLine(), a1 = a/GOLDEN_RATIO;
            Size newRectSize, newSquareSize;

            if (absCurrentAngle == 0)
            {
                startPoint = new Point(ParentRect.X + a1, ParentRect.Y);
                drawPoint = new Point(ParentRect.X, ParentRect.Y);

                newRectSize = new Size(a-a1, a1);
                newSquareSize = new Size(a1, a1);
            }
            else if (absCurrentAngle == 90)
            {
                startPoint = new Point(ParentRect.X, ParentRect.Y + a1);
                drawPoint = new Point(ParentRect.X, ParentRect.Y);

                newRectSize = new Size(a1, a - a1);
                newSquareSize = new Size(a1, a1);
            }
            else if (absCurrentAngle == 180)
            {
                startPoint = new Point(ParentRect.X, ParentRect.Y);
                drawPoint = new Point(ParentRect.X + a - a1, ParentRect.Y);

                newRectSize = new Size(a - a1, a1);
                newSquareSize = new Size(a1, a1);
            }
            else if (absCurrentAngle == 270)
            {
                startPoint = new Point(ParentRect.X, ParentRect.Y);
                drawPoint = new Point(ParentRect.X, ParentRect.Y + a - a1);

                newRectSize = new Size(a1, a - a1);
                newSquareSize = new Size(a1, a1);
            }
            else
            {
                throw new NotImplementedException();
            }

            BlackPen = new Pen(new SolidColorBrush(GoldenUtils.ColorStack[maxLevel % GoldenUtils.ColorStack.Count]), 1.5);

            drawingContext.DrawRectangle(Brushes.Transparent, BlackPen, new Rect(startPoint, newRectSize));
            drawingContext.DrawQuarterCicle(RedPen, Brushes.Transparent, new Rect(drawPoint, newSquareSize), absCurrentAngle + 180, 90);

            Rect square = new Rect(drawPoint, newSquareSize);
            drawingContext.DrawRectangle(Brushes.Transparent, BlackPen, square);
            FormattedText ft = new FormattedText(Math.Round(square.Size.Height, 3).ToString(), CultureInfo.CurrentCulture, FlowDirection.LeftToRight, new Typeface("Arial"), DipHelper.PtToDip(8), BlackPen.Brush);
            if(ft.Height < square.Height) drawingContext.DrawText(ft, new Point(square.X + square.Height/2.8, square.Y + square.Height/2.2));

            currentAngle += 90;

            GenerateGoldenSquares(new Rect(startPoint, newRectSize), drawingContext, --maxLevel, currentAngle);
        }
开发者ID:hgbink,项目名称:OpenGoldenRuler,代码行数:63,代码来源:GoldenSpiral.cs


注:本文中的System.Windows.Media.DrawingContext.DrawQuarterCicle方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。