/// <summary>
/// 创建区域
/// </summary>
/// <param name="rect">区域位置和大小</param>
/// <returns>区域</returns>
public Region CreateRegion(Rectangle rect)
{
if (this.m_RoundStyle == RoundStyle.None)//直角
{
if ((this.m_RoundCornerStyle & CornerStyle.Horizontal) != 0)
{
rect.Inflate(2, 0);
}
else if ((this.m_RoundCornerStyle & CornerStyle.Vertical) != 0)
{
rect.Inflate(0, 2);
}
else
{
return(null);
}
}
else//有圆角
{
if ((this.m_RoundCornerStyle & CornerStyle.Horizontal) != 0)
{
rect.Inflate(5, 1);
}
else if ((this.m_RoundCornerStyle & CornerStyle.Vertical) != 0)
{
rect.Inflate(1, 5);
}
else
{
return(null);
}
}
using (GraphicsPath path = RenderEngine.CreateGraphicsPath(rect, this.m_RoundCornerStyle, this.m_RoundStyle, this.m_RoundRadius, false))
{
return(new Region(path));
}
}
/// <summary>
/// 绘制Metrol选中边框
/// </summary>
/// <param name="rect">渲染区域</param>
public void RenderMetroCheck(Rectangle rect)
{
if (this.m_State == State.Hidden || !RectangleEx.IsVisible(rect))
{
return;
}
//左侧
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Left) != 0)
{
rect.X += 2;
rect.Width -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Left) != 0)
{
rect.X += 1;
rect.Width -= 1;
}
//上边
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Top) != 0)
{
rect.Y += 2;
rect.Height -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Top) != 0)
{
rect.Y += 1;
rect.Height -= 1;
}
//右边
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Right) != 0)
{
rect.Width -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Right) != 0)
{
rect.Width -= 1;
}
//下边
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Bottom) != 0)
{
rect.Height -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Bottom) != 0)
{
rect.Height -= 1;
}
//设置剪切区
this.m_Graphics.SetClip(rect);
//绘制宽边框
using (GraphicsPath pathBorder = RenderEngine.CreateGraphicsPath(rect),
pathBorderIn = RenderEngine.CreateGraphicsPath(Rectangle.Inflate(rect, -3, -3)),
pathTriangle = new GraphicsPath())
{
//边框区域
pathBorder.AddPath(pathBorderIn, true);
//右上角三角区域
Point[] points = new Point[] {
new Point(rect.X + rect.Width - 40, rect.Y),
new Point(rect.X + rect.Width, rect.Y),
new Point(rect.X + rect.Width, rect.Y + 40)
};
pathTriangle.AddPolygon(points);
//绘制
using (Brush brush = new SolidBrush(this.CurrentBackColor))
{
this.m_Graphics.FillPath(brush, pathBorder);
this.m_Graphics.FillPath(brush, pathTriangle);
}
}
//绘制对号
RenderEngine.DrawCheck(this.m_Graphics, new Rectangle(rect.Right - 22, rect.Y + 2, 20, 20), this.CurrentForeColor);
}
/// <summary>
/// 渲染Metrol按下边框
/// </summary>
/// <param name="rect">渲染区域</param>
public void RenderMetroPress(Rectangle rect)
{
if (this.m_State == State.Hidden || !RectangleEx.IsVisible(rect))
{
return;
}
//左侧
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Left) != 0)
{
rect.X += 2;
rect.Width -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Left) != 0)
{
rect.X += 1;
rect.Width -= 1;
}
//上边
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Top) != 0)
{
rect.Y += 2;
rect.Height -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Top) != 0)
{
rect.Y += 1;
rect.Height -= 1;
}
//右边
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Right) != 0)
{
rect.Width -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Right) != 0)
{
rect.Width -= 1;
}
//下边
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Bottom) != 0)
{
rect.Height -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Bottom) != 0)
{
rect.Height -= 1;
}
//设置剪切区
this.m_Graphics.SetClip(rect);
//绘制宽边框
using (GraphicsPath pathBorder = RenderEngine.CreateGraphicsPath(rect),
pathBorderIn = RenderEngine.CreateGraphicsPath(Rectangle.Inflate(rect, -3, -3)))
{
//边框区域
pathBorder.AddPath(pathBorderIn, true);
//绘制
using (Brush brush = new SolidBrush(this.CurrentBorderColor))
{
this.m_Graphics.FillPath(brush, pathBorder);
}
}
}
