C# Border.Draw方法代码示例

		/// <summary>
		/// Draw the <see cref="JapaneseCandleStick"/> to the specified <see cref="Graphics"/>
		/// device at the specified location.
		/// </summary>
		/// <param name="g">
		/// A graphic device object to be drawn into.  This is normally e.Graphics from the
		/// PaintEventArgs argument to the Paint() method.
		/// </param>
		/// <param name="pane">
		/// A reference to the <see cref="GraphPane"/> object that is the parent or
		/// owner of this object.
		/// </param>
		/// <param name="isXBase">boolean value that indicates if the "base" axis for this
		/// <see cref="JapaneseCandleStick"/> is the X axis.  True for an <see cref="XAxis"/> base,
		/// false for a <see cref="YAxis"/> or <see cref="Y2Axis"/> base.</param>
		/// <param name="pixBase">The independent axis position of the center of the candlestick in
		/// pixel units</param>
		/// <param name="pixHigh">The high value position of the candlestick in
		/// pixel units</param>
		/// <param name="pixLow">The low value position of the candlestick in
		/// pixel units</param>
		/// <param name="pixOpen">The opening value position of the candlestick in
		/// pixel units</param>
		/// <param name="pixClose">The closing value position of the candlestick in
		/// pixel units</param>
		/// <param name="halfSize">The scaled width of one-half of a bar, in pixels</param>
		/// <param name="scaleFactor">
		/// The scaling factor for the features of the graph based on the <see cref="PaneBase.BaseDimension"/>.  This
		/// scaling factor is calculated by the <see cref="PaneBase.CalcScaleFactor"/> method.  The scale factor
		/// represents a linear multiple to be applied to font sizes, symbol sizes, etc.</param>
		/// <param name="pen">A pen with the <see cref="Color"/> attribute for this
		/// <see cref="JapaneseCandleStick"/></param>
		/// <param name="fill">
		/// The <see cref="Fill" /> instance to be used for filling this
		/// <see cref="JapaneseCandleStick" />
		/// </param>
		/// <param name="border">The <see cref="Border" /> instance to be used for drawing the
		/// border around the <see cref="JapaneseCandleStick" /> filled box</param>
		/// <param name="pt">The <see cref="PointPair" /> to be used for determining the
		/// <see cref="Fill" />, just in case it's a <see cref="FillType.GradientByX" />,
		/// <see cref="FillType.GradientByY" />, or
		/// <see cref="FillType.GradientByZ" /> <see cref="FillType" /></param>
		public void Draw( Graphics g, GraphPane pane, bool isXBase,
								float pixBase, float pixHigh, float pixLow,
								float pixOpen, float pixClose, float halfSize,
								float scaleFactor, Pen pen, Fill fill, Border border, PointPair pt )
		{
			//float halfSize = (int) ( _size * scaleFactor / 2.0f + 0.5f );

			if ( pixBase != PointPair.Missing && Math.Abs( pixLow ) < 1000000 &&
						Math.Abs( pixHigh ) < 1000000)
			{
				RectangleF rect;
				if ( isXBase )
				{
					rect = new RectangleF( pixBase - halfSize, Math.Min( pixOpen, pixClose ),
								halfSize * 2.0f, Math.Abs( pixOpen - pixClose ) );

					g.DrawLine( pen, pixBase, pixHigh, pixBase, pixLow );
				}
				else
				{
					rect = new RectangleF( Math.Min( pixOpen, pixClose ), pixBase - halfSize,
								Math.Abs( pixOpen - pixClose ), halfSize * 2.0f );

					g.DrawLine( pen, pixHigh, pixBase, pixLow, pixBase );
				}

				if ( _isOpenCloseVisible && Math.Abs( pixOpen ) < 1000000 &&
							Math.Abs( pixClose ) < 1000000 )
				{
					if ( rect.Width == 0 )
						rect.Width = 1;
					if ( rect.Height == 0 )
						rect.Height = 1;

					fill.Draw( g, rect, pt );
					border.Draw( g, pane, scaleFactor, rect );
				}
			}
		}