protected override void RefreshScaleTransform()
{
MultiPageTransform trans = (MultiPageTransform)this.myTransform;
intGraphicsUnit = myPages.GraphicsUnit;
trans.Rate = GraphicsUnitConvert.GetRate(intGraphicsUnit, System.Drawing.GraphicsUnit.Pixel);
//float rate = ( float )( 1.0 / this.ClientToViewXRate );
//trans.Pages = myPages ;
//trans.Refresh( rate , this.intPageSpacing );
System.Drawing.Point sp = this.AutoScrollPosition;
trans.ClearSourceOffset();
trans.OffsetSource(sp.X, sp.Y, true);
// myClientMargins = new System.Drawing.Printing.Margins(
// ( int ) ( myPages.LeftMargin * rate ),
// ( int ) ( myPages.RightMargin * rate ) ,
// ( int ) ( myPages.TopMargin * rate ),
// ( int ) ( myPages.BottomMargin * rate ));
//
// myClientPageSize = new System.Drawing.Size(
// ( int) ( myPages.PaperWidth * rate ) ,
// ( int ) ( myPages.PaperHeight * rate ));
}
/// <summary>
/// 移动光标到新的光标区域
/// </summary>
/// <param name="vLeft">在视图中光标区域的左端位置</param>
/// <param name="vTop">在视图中光标区域的顶端位置</param>
/// <param name="vWidth">光标区域宽度</param>
/// <param name="vHeight">光标区域高度</param>
/// <returns>移动光标是否造成滚动</returns>
public bool MoveCaretTo(int vLeft, int vTop, int vWidth, int vHeight)
{
if (this.Updating)
{
return(false);
}
if (ForceShowCaret == false && this.Focused == false)
{
if (bolCaretCreated)
{
myCaret.Hide();
}
return(false);
}
int height = GraphicsUnitConvert.Convert(vHeight, this.GraphicsUnit, System.Drawing.GraphicsUnit.Pixel);
if (vWidth > 0 && vHeight > 0)
{
bolCaretCreated = myCaret.Create(0, vWidth, height);
if (bolCaretCreated)
{
if (bolMoveCaretWithScroll)
{
//Modified by wwj 2011-11-24 移除自动判断的滚动条的逻辑 不知道为什么要移除，现在打开看有什么问题 edit by Ukey zhang 2017-11-11-15
//this.ScrollToView(vLeft, vTop, vWidth, vHeight);
}
System.Drawing.Point p = this.ViewPointToClient(vLeft, vTop);
myCaret.SetPos(p.X, p.Y);
myCaret.Show();
if (Imm32.isImmOpen(this.Handle.ToInt32()))
{
Imm32.SetImmPos(this.Handle.ToInt32(), p.X, p.Y);
}
myCaretBounds = new System.Drawing.Rectangle(p.X, p.Y, vWidth, height);
if (bolMoveCaretWithScroll)
{
return(true);
}
}
}
return(false);
}
