public RectangleF GetBoundingRect(ICanvas canvas)
{
try
{
float thWidth = LineTool.ThresholdWidth(canvas, Width, ThresholdPixel);
if (thWidth < Width)
{
thWidth = Width;
}
RectangleF rect = RectangleF.Empty;
if (m_p2.IsEmpty || m_p3.IsEmpty)
{
rect = ScreenUtils.GetRect(m_p1, m_lastPoint, thWidth);
}
if (rect.IsEmpty)
{
float r = m_radius + thWidth / 2;
rect = HitUtil.CircleBoundingRect(m_center, r);
if (Selected)
{
float w = (float)canvas.ToUnit(20);
rect.Inflate(w, w);
}
}
if (m_lastPoint.IsEmpty == false)
{
rect = RectangleF.Union(rect, new RectangleF(m_lastPoint.Point, new SizeF(0, 0)));
}
return(rect);
}
catch (Exception ex)
{ throw ex; }
}
public RectangleF GetBoundingRect(ICanvas canvas)
{
try
{
float thWidth = ThresholdWidth(canvas, Width);
return(ScreenUtils.GetRect(m_p1, m_p2, thWidth));
}
catch (Exception ex)
{ throw ex; }
}
public RectangleF GetBoundingRect(ICanvas canvas)
{
try
{
float PriWidth = canvas.ToScreen(0.5F);
float PriHeight = canvas.ToScreen(0.3F);
aqlocation = new UnitPoint(location.X + canvas.ToUnit(PriWidth), location.Y - canvas.ToUnit(PriHeight));
return(ScreenUtils.GetRect(location, aqlocation, 0));
}
catch (Exception ex)
{ throw ex; }
}
public RectangleF GetBoundingRect(ICanvas canvas)
{
try
{
double thWidth = canvas.ToUnit(ThresholdPixel);
float PriWidth = canvas.ToScreen(this.radius);
UnitPoint aqlocation = new UnitPoint(Location.X + canvas.ToUnit(PriWidth), Location.Y - canvas.ToUnit(PriWidth));
return(ScreenUtils.GetRect(Location, aqlocation, thWidth));
}
catch (Exception ex)
{ throw ex; }
}
public RectangleF GetBoundingRect(ICanvas canvas)
{
try
{
//RectangleF rec = new RectangleF((float)Location.X, (float)Location.Y, 0.5F, -0.5F);
//return rec;
float PriWidth = canvas.ToScreen(0.5F);
aqlocation = new UnitPoint(location.X + 0.5, location.Y - 0.5);
return(ScreenUtils.GetRect(location, aqlocation, 0));
}
catch (Exception ex)
{ throw ex; }
}
/// <summary>
/// 得到当前图形元素的矩形区域
/// </summary>
public RectangleF GetBoundingRect(ICanvas canvas)
{
try
{
float thWidth = LineTool.ThresholdWidth(canvas, Width, ThresholdPixel);
if (thWidth < Width)
{
thWidth = Width;
}
float ProduceWidth = canvas.ToScreen(width / 96);
float ProduceHight = canvas.ToScreen(height / 96);
UnitPoint Aqlocation = new UnitPoint(location.X + canvas.ToUnit(ProduceWidth), location.Y - canvas.ToUnit(ProduceHight));
return(ScreenUtils.GetRect(location, Aqlocation, thWidth));
}
catch (Exception ex)
{ throw ex; }
}
/// <summary>
/// 得到当前图形元素的矩形区域
/// </summary>
public RectangleF GetBoundingRect(ICanvas canvas)
{
try
{
//Font m_font = new System.Drawing.Font("Arial Black", FontSize, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
//SizeF size= canvas.GetStrValueSize(StrValue, m_font);
//UnitPoint aqlocation = new UnitPoint(location.X + (float)canvas.ToUnit(size.Width), location.Y - (float)canvas.ToUnit(size.Height));
//return ScreenUtils.GetRect(location, aqlocation, 0);
float thWidth = LineTool.ThresholdWidth(canvas, Width, ThresholdPixel);
if (thWidth < Width)
{
thWidth = Width;
}
UnitPoint Aqlocation = new UnitPoint(location.X + canvas.ToUnit((float)10 * str_value.Length), location.Y - canvas.ToUnit(10F));
return(ScreenUtils.GetRect(location, Aqlocation, thWidth));
}
catch (Exception ex)
{ throw ex; }
}
/// <summary>
/// 获取用户图像选择周围的边界矩形的坐标
/// </summary>
/// <param name="canvas"></param>
/// <returns></returns>
public RectangleF GetBoundingRect(ICanvas canvas)
{
float thWidth = Line.ThresholdWidth(canvas, Width, ThresholdPixel);
if (thWidth < Width)
{
thWidth = Width;
}
RectangleF rect = RectangleF.Empty;
//如果其中一个点是空的，那么绘制一条直线，因此返回一条直线的边界。
if (m_p2.IsEmpty || m_p3.IsEmpty)
{
rect = ScreenUtils.GetRect(m_p1, m_lastPoint, thWidth);
}
if (rect.IsEmpty)
{
float r = m_radius + thWidth / 2;
rect = HitUtil.CircleBoundingRect(m_center, r);
if (Selected)
{
float w = (float)canvas.ToUnit(20); // include space for the 'extern' nodes
rect.Inflate(w, w);
}
}
//如果绘制任一角度，则在矩形中包含鼠标点-这是重新绘制（擦除）绘制的线。
//从中心点到鼠标点
//if (m_curPoint == eCurrentPoint.startAngle || m_curPoint == eCurrentPoint.endAngle)
if (m_lastPoint.IsEmpty == false)
{
rect = RectangleF.Union(rect, new RectangleF(m_lastPoint.Point, new SizeF(0, 0)));
}
return(rect);
}
public RectangleF GetBoundingRect(ICanvas canvas)
{
float thWidth = Line.ThresholdWidth(canvas, Width, ThresholdPixel);
if (thWidth < Width)
{
thWidth = Width;
}
RectangleF rect = RectangleF.Empty;
// if one of the points is empty, then a straight line is drawn, so return bounding rect for a line
if (m_p2.IsEmpty || m_p3.IsEmpty)
{
rect = ScreenUtils.GetRect(m_p1, m_lastPoint, thWidth);
}
if (rect.IsEmpty)
{
float r = m_radius + thWidth / 2;
rect = HitUtil.CircleBoundingRect(m_center, r);
if (Selected)
{
float w = (float)canvas.ToUnit(20); // include space for the 'extern' nodes
rect.Inflate(w, w);
}
}
// if drawing either angle then include the mouse point in the rectangle - this is to redraw (erase) the line drawn
// from center point to mouse point
//if (m_curPoint == eCurrentPoint.startAngle || m_curPoint == eCurrentPoint.endAngle)
if (m_lastPoint.IsEmpty == false)
{
rect = RectangleF.Union(rect, new RectangleF(m_lastPoint.Point, new SizeF(0, 0)));
}
return(rect);
}
public RectangleF GetBoundingRect(ICanvas canvas)
{
float thWidth = ThresholdWidth(canvas, Width);
return(ScreenUtils.GetRect(m_p1, m_p2, thWidth));
}
public RectangleF GetExactBoundingRect(ICanvas canvas)
{
return(ScreenUtils.GetRect(m_p1, m_p3, 0));
}
public RectangleF GetBoundingRect(ICanvas canvas)
{
float thWidth = Line.ThresholdWidth(canvas, Width, ThresholdPixel);
return(ScreenUtils.GetRect(m_p1, m_p3, thWidth));
}
public RectangleF GetBoundingRect(ICanvas canvas)
{
float thWidth = LineTool.ThresholdWidth(canvas, Width, ThresholdPixel);
return(ScreenUtils.GetRect(new UnitPoint(position.X - 0.2, position.Y + 0.2), new UnitPoint(position.X + 0.2, position.Y - 0.2), thWidth));
}
