private RECT GetAreaRect(DateTimeArea aArea)
{
RECT Result = new RECT(0, 0, 0, 0);
if (aArea == DateTimeArea.dtaNone)
{
return(Result);
}
//int vCharOffset = 0;
//int vAppendLevel = 0;
HCCanvas vCanvas = HCStyle.CreateStyleCanvas();
try
{
this.OwnerData.Style.TextStyles[this.TextStyleNo].ApplyStyle(vCanvas);
if (FFormat != "")
{
AppendFormat(vCanvas, aArea, ref Result);
}
//else
// AppendFormat(ref Result, "C"); // 用短格式显示日期与时间
}
finally
{
HCStyle.DestroyStyleCanvas(vCanvas);
}
return(Result);
}
private void _FormatBreakTextDrawItem(int aItemNo, int aFmtLeft, int aFmtRight, ref int aDrawItemNo,
ref POINT aPos, ref RECT vRect, ref int vRemainderWidth, ref bool vParaFirst)
{
HCCanvas vCanvas = HCStyle.CreateStyleCanvas();
try
{
HCCustomDrawItem vDrawItem = DrawItems[aDrawItemNo];
HCCustomItem vItemBK = Items[vDrawItem.ItemNo];
int vLen = vItemBK.Text.Length;
CalcItemFormatHeigh(vItemBK);
int vWidth = Style.TempCanvas.TextWidth(vItemBK.Text[vLen - 1]);
// 分裂前
vDrawItem.CharLen = vDrawItem.CharLen - 1;
vDrawItem.Rect.Right = vDrawItem.Rect.Right - vWidth;
vRemainderWidth = aFmtRight - vDrawItem.Rect.Right;
FinishLine(aItemNo, aDrawItemNo, vRemainderWidth);
// 分裂后
aPos.X = aFmtLeft;
aPos.Y = vDrawItem.Rect.Bottom;
vRect.Left = aPos.X;
vRect.Top = aPos.Y;
vRect.Right = vRect.Left + vWidth;
vRect.Bottom = vRect.Top + FItemFormatHeight;
NewDrawItem(vDrawItem.ItemNo, vLen - 1, 1, vRect, false, true, ref aDrawItemNo);
vParaFirst = false;
aPos.X = vRect.Right;
vRemainderWidth = aFmtRight - vRect.Right; // 放入最多后的剩余量
}
finally
{
HCStyle.DestroyStyleCanvas(vCanvas);
}
}