//protected bool bolEnableDragMove = true;
///// <summary>
///// 是否允许鼠标拖拽移动图片
///// </summary>
//public bool EnableDragMode
//{
// get
// {
// return bolEnableDragMove ;
// }
// set
// {
// bolEnableDragMove = value;
// if( value == false )
// myDragPoint = null;
// }
//}
private ReversibleDrawer CreateReversibleDrawer()
{
ReversibleDrawer drawer = ReversibleDrawer.FromHwnd(this.Handle);
drawer.PenColor = Color.White;
drawer.PenStyle = PenStyle.PS_SOLID;
drawer.LineWidth = 1;
return(drawer);
}
/// <summary>
/// 使用视图坐标绘制一个可逆矩形边框
/// </summary>
/// <param name="left">矩形的左端位置</param>
/// <param name="top">矩形的顶端位置</param>
/// <param name="width">矩形的宽度</param>
/// <param name="height">矩形的高度</param>
public void ReversibleViewDrawRect(
int left,
int top,
int width,
int height)
{
//throw new NotImplementedException("documentviewcontrol:ReversibleViewDrawRect");
using (ReversibleDrawer drawer
= ReversibleDrawer.FromHwnd(this.Handle))
{
drawer.PenStyle = PenStyle.PS_DOT;
drawer.PenColor = System.Drawing.Color.Red;
this.RefreshScaleTransform();
System.Drawing.Rectangle rect
= this.myTransform.UnTransformRectangle(left, top, width, height);
drawer.DrawRectangle(rect);
}
}
private void cap_Draw(object sender, CaptureMouseMoveEventArgs e)
{
DragPointStyle hit = (DragPointStyle)e.Sender.Tag;
System.Drawing.Rectangle rect = Rectangle.Ceiling(this.AbsBounds);
System.Drawing.Point p1 = e.StartPosition;
System.Drawing.Point p2 = e.CurrentPosition;
SimpleRectangleTransform trans = this.OwnerDocument.EditorControl.GetTransformItemByDescPoint(rect.Left, rect.Top);
if (trans != null)
{
p1 = trans.TransformPoint(p1);
p2 = trans.TransformPoint(p2);
rect = DragRectangle.CalcuteDragRectangle(
(int)(p2.X - p1.X),
(int)(p2.Y - p1.Y),
hit,
Rectangle.Ceiling(this.AbsBounds));
if (rect.Width > (int)this.OwnerDocument.Width)
{
rect.Width = (int)this.OwnerDocument.Width;
}
if (this.WidthHeightRate > 0.1)
{
rect.Height = (int)(rect.Width / this.WidthHeightRate);
}
LastDragBounds = rect;
rect = trans.UnTransformRectangle(rect);
using (ReversibleDrawer drawer =
ReversibleDrawer.FromHwnd(this.OwnerDocument.EditorControl.Handle))
{
drawer.PenStyle = PenStyle.PS_DOT;
drawer.PenColor = System.Drawing.Color.Red;
drawer.DrawRectangle(rect);
}
}
}