/// <summary>
/// [email protected] : for FreezePanes enhancement, draw method is extended by adding a parameter to specify which border should be drawn.
/// </summary>
/// <param name="graphics"></param>
/// <param name="area"></param>
/// <param name="partType"></param>
public override void Draw(GraphicsCache graphics, RectangleF area, BorderPartType partType)
{
Border3DSide sides = Border3DSide.All;
if (partType == BorderPartType.All)
{
sides = Border3DSide.All;
}
if (BorderStyle == BorderStyle.System)
{
ControlPaint.DrawBorder3D(graphics.Graphics, Rectangle.Round(area), Border3DStyle.Flat, sides);
}
}
public override void Draw(GraphicsCache graphics, RectangleF area, BorderPartType partType)
{
if (Application.RenderWithVisualStyles && VisualStyleRenderer.IsElementDefined(GetBackgroundElement()))
{
if (BorderStyle == BorderStyle.System)
{
GetRenderer(GetBackgroundElement()).DrawBackground(graphics.Graphics, Rectangle.Round(area));
}
}
else
{
//[email protected]: for FreezePanes enhancement, draw method is extended by adding a parameter to specify which border should be drawn.
mStandard.Draw(graphics, area, partType);
}
}
public BorderPartType GetBorderType(Range rng)
{
BorderPartType partType = BorderPartType.All;
if (m_Grid.IsRowHiddenUnderFixedRows(rng.End.Row))
{
partType &= ~(BorderPartType.BottomBorder | BorderPartType.DragRectangle);
}
if (m_Grid.IsColumnHiddenUnderFixedColumn(rng.End.Column))
{
partType &= ~(BorderPartType.RightBorder | BorderPartType.DragRectangle);
}
if (m_Grid.IsRowHiddenUnderFixedRows(rng.Start.Row, true))
{
partType &= ~(BorderPartType.TopBorder);
}
if (m_Grid.IsColumnHiddenUnderFixedColumn(rng.Start.Column, true))
{
partType &= ~(BorderPartType.LeftBorder);
}
return(partType);
}
/// <summary> /// Draw the current VisualElement in the specified Graphics object. /// [email protected] : for FreezePanes enhancement, draw method is extended by adding a parameter to specify which border should be drawn. /// </summary> /// <param name="graphics"></param> /// <param name="area"></param> /// <param name="partType"></param> public abstract void Draw(GraphicsCache graphics, System.Drawing.RectangleF area, BorderPartType partType);
public BorderPartType GetBorderType(Range rng)
{
BorderPartType partType = BorderPartType.All;
int lastFixedColumn = m_Grid.ActualFixedColumns - 1;
int lastFixedRow = m_Grid.ActualFixedRows - 1;
int?firstVisibleScrollableColumn = FirstVisibleScrollableColumn;
int?firstVisibleScrollableRow = FirstVisibleScrollableRow;
if (!firstVisibleScrollableColumn.HasValue || !firstVisibleScrollableRow.HasValue)
{
return(partType);
}
#region firstColumn check
int firstColumn = rng.Start.Column;
if (firstColumn > lastFixedColumn && firstColumn < firstVisibleScrollableColumn)
{
partType &= ~(BorderPartType.LeftBorder);
}
else if (firstColumn == firstVisibleScrollableColumn)
{
if (IsColumnHiddenUnderFixedColumn(firstColumn, true))
{
partType &= ~(BorderPartType.LeftBorder);
}
}
#endregion firstColumn check
#region lastColumn check
int lastColumn = rng.End.Column;
if (lastColumn != firstColumn && lastColumn > lastFixedColumn)
{
if (lastColumn < firstVisibleScrollableColumn)
{
partType &= ~(BorderPartType.RightBorder | BorderPartType.DragRectangle);
}
else if (lastColumn == firstVisibleScrollableColumn)
{
if (IsColumnHiddenUnderFixedColumn(lastColumn, false))
{
partType &= ~(BorderPartType.RightBorder | BorderPartType.DragRectangle);
}
}
}
#endregion lastColumn check
#region firstRow check
int firstRow = rng.Start.Row;
if (firstRow > lastFixedRow && firstRow < firstVisibleScrollableRow)
{
partType &= ~(BorderPartType.TopBorder);
}
else if (firstRow == firstVisibleScrollableRow)
{
if (IsRowHiddenUnderFixedRows(firstRow, true))
{
partType &= ~(BorderPartType.TopBorder);
}
}
#endregion firstRow check
#region lastRow check
int lastRow = rng.End.Row;
if (lastRow != firstRow && lastRow > lastFixedRow)
{
if (lastRow < firstVisibleScrollableRow)
{
partType &= ~(BorderPartType.BottomBorder | BorderPartType.DragRectangle);
}
else if (lastRow == firstVisibleScrollableRow)
{
if (IsRowHiddenUnderFixedRows(lastRow, false))
{
partType &= ~(BorderPartType.BottomBorder | BorderPartType.DragRectangle);
}
}
}
#endregion lastRow check
return(partType);
}
//public void Draw(GraphicsCache graphics, RectangleF rectangle)
//{
// RectangleBorder border = this;
// //Calculate the padding
// rectangle = new RectangleF(rectangle.X + Left.Padding, rectangle.Y + Top.Padding, rectangle.Width - (Left.Padding + Right.Padding), rectangle.Height - (Top.Padding + Bottom.Padding));
// if (rectangle.Width <= 0 || rectangle.Height <= 0)
// return;
// PensCache pens = graphics.PensCache;
// if (border.Left.Width > 0)
// {
// Pen leftPen = pens.GetPen(border.Left.Color, 1, border.Left.DashStyle);
// for (int i = 0; i < border.Left.Width; i++)
// graphics.Graphics.DrawLine(leftPen, rectangle.X + i, rectangle.Y, rectangle.X + i, rectangle.Bottom - 1);
// }
// if (border.Bottom.Width > 0)
// {
// Pen bottomPen = pens.GetPen(border.Bottom.Color, 1, border.Bottom.DashStyle);
// for (int i = 1; i <= border.Bottom.Width; i++)
// graphics.Graphics.DrawLine(bottomPen, rectangle.X, rectangle.Bottom - i, rectangle.Right - 1, rectangle.Bottom - i);
// }
// if (border.Right.Width > 0)
// {
// Pen rightPen = pens.GetPen(border.Right.Color, 1, border.Right.DashStyle);
// for (int i = 1; i <= border.Right.Width; i++)
// graphics.Graphics.DrawLine(rightPen, rectangle.Right - i, rectangle.Y, rectangle.Right - i, rectangle.Bottom - 1);
// }
// if (border.Top.Width > 0)
// {
// Pen topPen = pens.GetPen(border.Top.Color, 1, border.Top.DashStyle);
// for (int i = 0; i < border.Top.Width; i++)
// graphics.Graphics.DrawLine(topPen, rectangle.X, rectangle.Y + i, rectangle.Right - 1, rectangle.Y + i);
// }
//}
/// <summary>
/// [email protected]: draws part by part of rectangle.
/// conditions are added so that only specified border is drawn.
/// </summary>
/// <param name="graphics"></param>
/// <param name="rectangle"></param>
/// <param name="partType"></param>
public void Draw(GraphicsCache graphics, RectangleF rectangle, BorderPartType partType)
{
RectangleBorder border = this;
//Calculate the padding
rectangle = new RectangleF(rectangle.X + Left.Padding, rectangle.Y + Top.Padding, rectangle.Width - (Left.Padding + Right.Padding), rectangle.Height - (Top.Padding + Bottom.Padding));
if (rectangle.Width <= 0 || rectangle.Height <= 0)
{
return;
}
PensCache pens = graphics.PensCache;
if (border.Left.Width > 0 && (partType & BorderPartType.LeftBorder) == BorderPartType.LeftBorder)
{
Pen leftPen = pens.GetPen(border.Left.Color, border.Left.Width, border.Left.DashStyle);
float x;
float bottom;
if (border.Left.Width > 1)
{
x = rectangle.X + ((float)border.Left.Width) / 2;
bottom = rectangle.Bottom;
}
else
{
x = rectangle.X;
bottom = rectangle.Bottom - 1;
}
graphics.Graphics.DrawLine(leftPen, new PointF(x, rectangle.Y),
new PointF(x, bottom));
}
if (border.Right.Width > 0 && (partType & BorderPartType.RightBorder) == BorderPartType.RightBorder)
{
Pen rightPen = pens.GetPen(border.Right.Color, border.Right.Width, border.Right.DashStyle);
float x;
float bottom;
if (border.Right.Width > 1)
{
x = rectangle.Right - border.Right.Width / 2;
bottom = rectangle.Bottom;
}
else
{
x = rectangle.Right - 1;
bottom = rectangle.Bottom - 1;
}
graphics.Graphics.DrawLine(rightPen, new PointF(x, rectangle.Y),
new PointF(x, bottom));
}
if (border.Top.Width > 0 && (partType & BorderPartType.TopBorder) == BorderPartType.TopBorder)
{
Pen topPen = pens.GetPen(border.Top.Color, border.Top.Width, border.Top.DashStyle);
float y;
float right;
if (border.Top.Width > 1)
{
y = rectangle.Y + border.Top.Width / 2;
right = rectangle.Right;
}
else
{
y = rectangle.Y;
right = rectangle.Right - 1;
}
graphics.Graphics.DrawLine(topPen, new PointF(rectangle.X, y),
new PointF(right, y));
}
if (border.Bottom.Width > 0 && (partType & BorderPartType.BottomBorder) == BorderPartType.BottomBorder)
{
Pen bottomPen = pens.GetPen(border.Bottom.Color, border.Bottom.Width, border.Bottom.DashStyle);
float y;
float right;
if (border.Bottom.Width > 1)
{
y = rectangle.Bottom - border.Bottom.Width / 2;
right = rectangle.Right;
}
else
{
y = rectangle.Bottom - 1;
right = rectangle.Right - 1;
}
graphics.Graphics.DrawLine(bottomPen, new PointF(rectangle.X, y),
new PointF(right, y));
}
}
