protected override void PerformStart()
{
this.dragItem = this.Context as RadPageViewItem;
this.insertHintImage = this.owner.ItemDragHint;
if (this.owner.ItemDragMode == PageViewItemDragMode.Preview)
{
this.PrepareInsertHint();
}
base.PerformStart();
}
protected override void PerformStop()
{
base.PerformStop();
this.owner.EndItemDrag(this.dragItem);
this.dragItem = (RadPageViewItem)null;
this.insertHintImage = (RadImageShape)null;
if (this.insertHint == null)
{
return;
}
this.insertHint.Dispose();
this.insertHint = (RadLayeredWindow)null;
}
protected override void PerformStop()
{
base.PerformStop();
this.owner.EndItemDrag(this.dragItem);
this.dragItem = null;
this.insertHintImage = null;
if (this.insertHint != null)
{
this.insertHint.Dispose();
this.insertHint = null;
}
}
protected virtual void UpdateHintPosition(Point mousePosition)
{
TreeNodeElement dropTarget = this.DropTarget as TreeNodeElement;
Rectangle screen = dropTarget.ElementTree.Control.RectangleToScreen(dropTarget.ControlBoundingRectangle);
Padding padding = Padding.Empty;
int num1 = 1;
if (this.DropHintColor == Color.Empty)
{
RadImageShape itemDropHint = this.owner.ItemDropHint;
num1 = itemDropHint.Image.Size.Height;
padding = itemDropHint.Margins;
}
int num2 = dropTarget.PointFromScreen(mousePosition).Y <= dropTarget.Size.Height / 2 ? screen.Y : screen.Bottom;
Point screenLocation = new Point(screen.X - padding.Left, num2 - num1 / 2);
this.dropHintWindow.TopMost = true;
this.dropHintWindow.ShowWindow(screenLocation);
}
public override Point GetDragHintLocation(
BaseListViewVisualItem visualItem,
Point mouseLocation)
{
if (this.Orientation == Orientation.Horizontal)
{
return(base.GetDragHintLocation(visualItem, mouseLocation));
}
Rectangle screen = visualItem.ElementTree.Control.RectangleToScreen(visualItem.ControlBoundingRectangle);
Padding empty = Padding.Empty;
RadImageShape dragHint = this.DragHint;
if (dragHint == null)
{
return(Point.Empty);
}
int width = dragHint.Image.Size.Width;
Padding margins = dragHint.Margins;
return(new Point((mouseLocation.X <= visualItem.Size.Width / 2 ? screen.X : screen.Right) - width / 2, screen.Y - margins.Top));
}
protected virtual void UpdateHintPosition(Point mousePosition)
{
TreeNodeElement nodeElement = this.DropTarget as TreeNodeElement;
Rectangle itemBounds = nodeElement.ElementTree.Control.RectangleToScreen(nodeElement.ControlBoundingRectangle);
Padding margins = Padding.Empty;
int imageHeight = 1;
if (this.DropHintColor == Color.Empty)
{
RadImageShape imageShape = this.owner.ItemDropHint;
imageHeight = imageShape.Image.Size.Height;
margins = imageShape.Margins;
}
Point client = nodeElement.PointFromScreen(mousePosition);
bool isDropAtTop = client.Y <= nodeElement.Size.Height / 2;
int y = isDropAtTop ? itemBounds.Y : itemBounds.Bottom;
Point hitLocation = new Point(itemBounds.X - margins.Left, y - imageHeight / 2);
this.dropHintWindow.ShowWindow(hitLocation);
}
protected override void PrePaintElement(IGraphics graphics)
{
//update the RotateFlip property of the image shape (if any)
RadImageShape background = this.BackgroundShape;
RotateFlipType rotateFlip = RotateFlipType.RotateNoneFlipNone;
Padding padding = Padding.Empty;
if (background != null)
{
rotateFlip = background.RotateFlip;
padding = background.Padding;
switch (this.borderAndFillOrientation)
{
case PageViewContentOrientation.Horizontal180:
background.RotateFlip = RotateFlipType.Rotate180FlipNone;
background.Padding = new Padding(padding.Right, padding.Bottom, padding.Left, padding.Top);
break;
case PageViewContentOrientation.Vertical90:
background.RotateFlip = RotateFlipType.Rotate90FlipNone;
background.Padding = new Padding(padding.Bottom, padding.Left, padding.Top, padding.Right);
break;
case PageViewContentOrientation.Vertical270:
background.RotateFlip = RotateFlipType.Rotate270FlipNone;
background.Padding = new Padding(padding.Top, padding.Right, padding.Bottom, padding.Left);
break;
}
}
base.PrePaintElement(graphics);
if (background != null)
{
background.RotateFlip = rotateFlip;
background.Padding = padding;
}
}
public override void DrawSeriesParts()
{
CustomCartesianRenderer customRenderer = this.Renderer as CustomCartesianRenderer;
Graphics graphics = customRenderer.Graphics;
RadGdiGraphics radGraphics = new RadGdiGraphics(graphics);
for (int j = 0; j < this.Element.DataPoints.Count; j++)
{
DataPoint dataPoint = this.Element.DataPoints[j];
RadRect slot = dataPoint.LayoutSlot;
if ((bool)dataPoint.GetType().GetField("isEmpty", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(dataPoint))
{
continue;
}
RectangleF barBounds = new RectangleF((float)(this.OffsetX + slot.X), (float)(this.OffsetY + slot.Y), (float)slot.Width, (float)slot.Height);
bool isAreaVertical = (((CartesianSeries)this.Element).Parent as CartesianArea).Orientation == System.Windows.Forms.Orientation.Vertical;
DataPointElement childElement = (DataPointElement)this.Element.Children[j];
if (isAreaVertical)
{
float realHeight = barBounds.Height * childElement.HeightAspectRatio;
barBounds.Y += barBounds.Height - realHeight;
barBounds.Height = realHeight;
}
else
{
float realWidth = barBounds.Width * childElement.HeightAspectRatio;
barBounds.Width = realWidth;
}
barBounds = AdjustBarDataPointBounds(childElement, barBounds);
if (isAreaVertical)
{
barBounds.Width = Math.Max(barBounds.Width, 1f);
}
else
{
barBounds.Height = Math.Max(barBounds.Height, 1f);
}
RadImageShape background = childElement.BackgroundShape;
if (background != null)
{
background.Paint(graphics, barBounds);
}
FillPrimitiveImpl fill = new FillPrimitiveImpl(childElement, null);
fill.PaintFill(radGraphics, 0, new SizeF(1, 1), barBounds);
BorderPrimitiveImpl border = new BorderPrimitiveImpl(childElement, null);
border.PaintBorder(radGraphics, 0, new SizeF(1, 1), barBounds);
if (childElement.Image != null)
{
graphics.SetClip(barBounds);
ImagePrimitiveImpl pointImage = new ImagePrimitiveImpl(childElement);
pointImage.PaintImage(radGraphics, childElement.Image, barBounds, childElement.ImageLayout, childElement.ImageAlignment, childElement.ImageOpacity, false);
graphics.ResetClip();
}
float xOffset = 20;
float yOffset = 20;
GraphicsPath path = new GraphicsPath();
List <PointF> lines = new List <PointF>();
lines.Add(new PointF(barBounds.Right, barBounds.Y));
lines.Add(new PointF(barBounds.Right + xOffset, barBounds.Y - yOffset));
lines.Add(new PointF(barBounds.Right + xOffset, barBounds.Bottom - yOffset));
lines.Add(new PointF(barBounds.Right, barBounds.Bottom));
path.AddLines(lines.ToArray());
path.CloseFigure();
using (Pen pen = new Pen(this.Element.BorderColor), pen2 = new Pen(Color.FromArgb(100, Color.Black)))
{
graphics.DrawPath(pen, path);
graphics.DrawPath(pen2, path);
}
using (Brush brush = new SolidBrush(this.Element.BackColor), brush2 = new SolidBrush(Color.FromArgb(100, Color.Black)))
{
graphics.FillPath(brush, path);
graphics.FillPath(brush2, path);
}
if (this.DrawCap)
{
path = new GraphicsPath();
lines = new List <PointF>();
lines.Add(new PointF(barBounds.X, barBounds.Y));
lines.Add(new PointF(barBounds.X + xOffset, barBounds.Y - yOffset));
lines.Add(new PointF(barBounds.Right + xOffset, barBounds.Y - yOffset));
lines.Add(new PointF(barBounds.Right, barBounds.Y));
path.AddLines(lines.ToArray());
path.CloseFigure();
using (Pen pen = new Pen(this.Element.BorderColor), pen2 = new Pen(Color.FromArgb(100, Color.White)))
{
graphics.DrawPath(pen, path);
graphics.DrawPath(pen2, path);
}
using (Brush brush = new SolidBrush(this.Element.BackColor), brush2 = new SolidBrush(Color.FromArgb(100, Color.White)))
{
graphics.FillPath(brush, path);
graphics.FillPath(brush2, path);
}
using (StringFormat sf = new StringFormat(StringFormat.GenericTypographic))
{
object category = ((CategoricalDataPoint)dataPoint).Category;
string text = customRenderer.Summaries[category].ToString();
SizeF textSize = graphics.MeasureString(text, this.summaryFont);
RectangleF rect = ChartRenderer.ToRectangleF(slot);
rect.Offset(this.Element.View.Margin.Right + (rect.Width - textSize.Width) / 2, this.Element.View.Margin.Top + textSize.Height - 10);
radGraphics.DrawString(text, rect, this.summaryFont, Color.Black, sf, System.Windows.Forms.Orientation.Horizontal, false);
}
}
}
}
