private void SetYAxis(ref Graphics objGraphics)
{
int x1 = 95;
//int y1 = (int)(Height - 100 - 10 * (YSlice / 50));
int y1 = (int)(Height - BottomToXHeight - 10 * (YSlice / 50));
int x2 = 105;
//int y2 = (int)(Height - 100 - 10 * (YSlice / 50));
int y2 = (int)(Height - BottomToXHeight - 10 * (YSlice / 50));
int iCount = 1;
float Scale = 0;
int iSliceCount = 1;
int iHeight = (int)((Height - 200 - 100) * (50 / YSlice));
//objGraphics.DrawString(YSliceBegin.ToString(), new Font("宋体", 10), new SolidBrush(SliceTextColor), 60, Height - 110);
objGraphics.DrawString(YSliceBegin.ToString(), new Font("宋体", 10), new SolidBrush(SliceTextColor), 60, Height - BottomToXHeight - 10);
for (int i = 0; i < iHeight; i += 10)
{
Scale = i * (YSlice / 50);
if (iCount == 5)
{
objGraphics.DrawLine(new Pen(new SolidBrush(AxisColor)), x1 - 5, y1 - Scale, x2 + 5, y2 - Scale);
//The Point这里显示Y轴刻度
objGraphics.DrawString(Convert.ToString(YSliceValue * iSliceCount + YSliceBegin), new Font("宋体", 10), new SolidBrush(SliceTextColor), 60, y1 - Scale);
iCount = 0;
iSliceCount++;
}
else
{
objGraphics.DrawLine(new Pen(new SolidBrush(SliceColor)), x1, y1 - Scale, x2, y2 - Scale);
}
iCount++;
}
}
/// <summary>
/// 初始化Y轴上的刻度和文字
/// </summary>
/// <param name="objGraphics"></param>
private void SetYAxis(ref Graphics objGraphics)
{
if (!isYSliceSign)
{
return;
}
float fltX1 = XSpace;
float fltY1 = Height - YSpace;
float fltX2 = XSpace;
float fltY2 = Height - YSpace;
int iCount = 0;
float Scale = 0;
int iSliceCount = 1;
float iWidth = ((Height - 2 * XSpace) / XSlice) * 50; //将要画刻度的长度分段，并乘以50，以10为单位画刻度线。
float fltSliceWidth = YSlice / 10; //刻度线的宽度
string strSliceText = string.Empty;
objGraphics.TranslateTransform(XSpace - intFontSpace * YSliceBegin.ToString().Length, Height - YSpace); //平移图像(原点)
objGraphics.RotateTransform(YRotateAngle, MatrixOrder.Prepend); //旋转图像
objGraphics.DrawString(YSliceBegin.ToString(), new Font("楷体", FontSize), new SolidBrush(SliceTextColor), -6, -6);
objGraphics.ResetTransform(); //重置图像
for (int i = 0; i < iWidth + 10; i += 10)
{
Scale = i * YSlice / 50; //即(i / 10) * (YSlice / 5)，将每个刻度分五部分画，但因为i以10为单位，得除以10
if (iCount == 5)
{
objGraphics.DrawLine(new Pen(new SolidBrush(AxisColor)), fltX1 - fltSliceWidth * 1.5f, fltY1 - Scale, fltX2 + fltSliceWidth * 1.5f, fltY2 - Scale);
//画网格虚线
if (IsYSliceLine)
{
Pen penDashed = new Pen(new SolidBrush(AxisColor));
penDashed.DashStyle = DashStyle.Dash;
objGraphics.DrawLine(penDashed, XSpace, fltY1 - Scale, (Width - XSpace + XSlice / 2) - 17, fltY2 - Scale); //为了缩短距离 -17 张祥明2013-03-13
}
//这里显示Y轴刻度
strSliceText = Convert.ToString(YSliceValue * iSliceCount + YSliceBegin);
objGraphics.TranslateTransform(XSpace - intFontSize * strSliceText.Length, fltY1 - Scale);
//平移图像(原点)
objGraphics.RotateTransform(YRotateAngle, MatrixOrder.Prepend); //旋转图像
objGraphics.DrawString(strSliceText, new Font("楷体", FontSize), new SolidBrush(SliceTextColor), -6, -6); //默认为 0，0 （-5,8 为了将刻度数字下调）
objGraphics.ResetTransform(); //重置图像
iCount = 0;
iSliceCount++;
if (fltX1 + Scale > Width - XSpace)
{
break;
}
}
else
{
objGraphics.DrawLine(new Pen(new SolidBrush(SliceColor)), fltX1 - fltSliceWidth, fltY1 - Scale, fltX2 + fltSliceWidth, fltY2 - Scale);
}
iCount++;
}
}
/// <summary>
/// 初始化Y轴上的刻度和文字
/// </summary>
/// <param name="objGraphics"></param>
private void SetYAxis(ref Graphics objGraphics)
{
try
{
float fltX1 = XSpace;
float fltY1 = Height - YSpace;
float fltX2 = XSpace;
float fltY2 = Height - YSpace;
int iCount = 0;
float Scale = 0;
int iSliceCount = 1;
float iHeight = ((Height - 2 * YSpace) / YSlice) * 50; //将要画刻度的长度分段，并乘以50，以10为单位画刻度线。
float fltSliceWidth = YSlice / 10; //刻度线的宽度
string strSliceText = string.Empty;
objGraphics.TranslateTransform(XSpace - intFontSpace * YSliceBegin.ToString().Length, Height - YSpace); //平移图像(原点)
objGraphics.RotateTransform(YRotateAngle, MatrixOrder.Prepend); //旋转图像
objGraphics.DrawString(YSliceBegin.ToString(), new Font("SimSun", FontSize), new SolidBrush(SliceTextColor), 0, 0);
objGraphics.ResetTransform(); //重置图像
for (int i = 0; i < iHeight; i += 10)
{
Scale = i * YSlice / 50; //即(i / 10) * (YSlice / 5)，将每个刻度分五部分画，但因为i以10为单位，得除以10
if (iCount == 5)
{
objGraphics.DrawLine(new Pen(new SolidBrush(AxisColor)), fltX1 - fltSliceWidth * 1.5f, fltY1 - Scale, fltX2 + fltSliceWidth * 1.5f, fltY2 - Scale);
//画网格虚线
Pen penDashed = new Pen(new SolidBrush(AxisColor));
penDashed.DashStyle = DashStyle.Dash;
objGraphics.DrawLine(penDashed, XSpace, fltY1 - Scale, Width - XSpace + XSlice / 2, fltY2 - Scale);
//这里显示Y轴刻度
strSliceText = Convert.ToString(YSliceValue * iSliceCount + YSliceBegin);
objGraphics.TranslateTransform(XSpace - intFontSize * strSliceText.Length, fltY1 - Scale); //平移图像(原点)
objGraphics.RotateTransform(YRotateAngle, MatrixOrder.Prepend); //旋转图像
objGraphics.DrawString(strSliceText, new Font("SimSun", FontSize), new SolidBrush(SliceTextColor), 0, 0);
objGraphics.ResetTransform(); //重置图像
iCount = 0;
iSliceCount++;
}
else
{
objGraphics.DrawLine(new Pen(new SolidBrush(SliceColor)), fltX1 - fltSliceWidth, fltY1 - Scale, fltX2 + fltSliceWidth, fltY2 - Scale);
}
iCount++;
}
}
catch
{
}
}
/// <summary>
/// 初始化Y轴上的刻度和文字
/// </summary>
/// <param name="objGraphics"></param>
private void SetYAxis(ref Graphics objGraphics)
{
try
{
float fltX1 = XSpace;
float fltY1 = Height - YSpace;
float fltX2 = XSpace;
float fltY2 = Height - YSpace;
float Scale = 0;
int iSliceCount = MinY;
float iHeight = (Height - 2 * YSpace); //有效长度
objGraphics.TranslateTransform(XSpace - intFontSpace * YSliceBegin.ToString().Length, Height - YSpace); //平移图像(原点)
objGraphics.RotateTransform(YRotateAngle, MatrixOrder.Prepend); //旋转图像
objGraphics.DrawString(MinY.ToString(), new Font("SimSun", FontSize), new SolidBrush(SliceTextColor), -30, -10);
objGraphics.ResetTransform(); //重置图像
Pen penDashed = new Pen(new SolidBrush(AxisColor));
for (int i = MinY; i <= MaxY; i++)
{
Scale = iHeight * (i - MinY) / (MaxY - MinY);
if (i == MaxY)
{
objGraphics.DrawLine(penDashed, fltX1 + 5 * 1.5f, fltY1 - Scale, fltX2 - 5 * 1.5f, fltY1 - Scale);
objGraphics.TranslateTransform(fltX1, fltY1 - Scale - 10);
objGraphics.RotateTransform(YRotateAngle, MatrixOrder.Prepend);
objGraphics.DrawString(i.ToString(), new Font("SimSun", FontSize), new SolidBrush(SliceTextColor), -40, -10);
objGraphics.ResetTransform();
}
else
{
if (Scale - (iHeight * (iSliceCount - MinY) / (MaxY - MinY)) > 20)
{
objGraphics.DrawLine(penDashed, fltX1 + 5 * 1.5f, fltY1 - Scale, fltX2 - 5 * 1.5f, fltY1 - Scale);
objGraphics.TranslateTransform(fltX1, fltY1 - Scale);
objGraphics.RotateTransform(YRotateAngle, MatrixOrder.Prepend);
objGraphics.DrawString(i.ToString(), new Font("SimSun", FontSize), new SolidBrush(SliceTextColor), -40, -10);
objGraphics.ResetTransform();
iSliceCount = i;
}
}
}
}
catch
{
}
}
