private void AppendFormat(HCCanvas aCanvas, DateTimeArea aArea, ref RECT aRect)
{
aRect.SetEmpty();
int vIndex = 0, vCount = -1;
switch (aArea)
{
case DateTimeArea.dtaYear:
GetAreaPosition("y", false, ref vIndex, ref vCount);
break;
case DateTimeArea.dtaMonth:
GetAreaPosition("M", true, ref vIndex, ref vCount);
break;
case DateTimeArea.dtaDay:
GetAreaPosition("d", false, ref vIndex, ref vCount);
break;
case DateTimeArea.dtaHour:
GetAreaPosition("H", true, ref vIndex, ref vCount); // 12、24小时制
break;
case DateTimeArea.dtaMinute:
GetAreaPosition("m", false, ref vIndex, ref vCount);
break;
case DateTimeArea.dtaSecond:
GetAreaPosition("s", false, ref vIndex, ref vCount);
break;
}
if (vCount > 0)
{
string vs = "";
if (vIndex > 0)
{
vs = FFormat.Substring(0, vIndex);
}
aRect.Left = FPaddingLeft;
if (vs != "")
{
aRect.Left += aCanvas.TextExtent(vs).cx;
}
SIZE vSize = aCanvas.TextExtent(FFormat.Substring(vIndex, vCount));
aRect.Top = (Height - vSize.cy) / 2;
aRect.Right = aRect.Left + vSize.cx;
aRect.Bottom = aRect.Top + vSize.cy;
}
}
protected override void DoPaint(HCStyle aStyle, RECT aDrawRect, int aDataDrawTop, int aDataDrawBottom,
int aDataScreenTop, int aDataScreenBottom, HCCanvas aCanvas, PaintInfo aPaintInfo)
{
base.DoPaint(aStyle, aDrawRect, aDataDrawTop, aDataDrawBottom, aDataScreenTop, aDataScreenBottom,
aCanvas, aPaintInfo);
if (this.IsSelectComplate)
{
aCanvas.Brush.Color = aStyle.SelColor;
}
else
if (FDown)
{
aCanvas.Brush.Color = HC.clHighlight;
}
else
if (FMouseIn)
{
aCanvas.Brush.Color = HC.clBtnFace;
}
else
{
aCanvas.Brush.Color = HC.clMedGray;
}
aCanvas.FillRect(aDrawRect);
aCanvas.Brush.Style = HCBrushStyle.bsClear;
aStyle.TextStyles[TextStyleNo].ApplyStyle(aCanvas, aPaintInfo.ScaleY / aPaintInfo.Zoom);
SIZE vSize = aCanvas.TextExtent(FText);
aCanvas.TextOut(aDrawRect.Left + (aDrawRect.Width - vSize.cx) / 2, aDrawRect.Top + (aDrawRect.Height - vSize.cy) / 2, FText);
}
public void PaintTo(HCCanvas canvas, RECT rect)
{
int vX = 0, vHeight = this.Height, vW = 0;
HCCodeLineType vLineType = HCCodeLineType.White;
if (this.FTextVisible)
{
vHeight -= 12;
}
RECT vRect = new RECT();
for (int i = 0, vLen = this.FCode.Length; i < vLen; i++)
{
vLineType = HCCodeLineType.White;
this.OneBarProps(this.FCode[i], ref vW, ref vLineType);
if (vLineType != HCCodeLineType.White)
{
canvas.Brush.Color = Color.Black;
}
else
{
canvas.Brush.Color = Color.White;
}
vRect.Left = vX;
vRect.Top = 0;
vRect.Right = vX + vW * this.FZoom;
vRect.Bottom = vHeight;
vX = vRect.Right;
vRect.Offset(rect.Left, rect.Top);
canvas.FillRect(vRect);
}
if (this.FCode == "")
{
canvas.Pen.BeginUpdate();
try
{
canvas.Pen.Width = 1;
canvas.Pen.Color = Color.Black;
}
finally
{
canvas.Pen.EndUpdate();
}
canvas.Rectangle(rect);
}
if (this.FTextVisible)
{
canvas.Font.BeginUpdate();
try
{
canvas.Font.Size = 8;
canvas.Font.FontStyles.Value = 0;
canvas.Font.Family = "Arial";
canvas.Font.Color = Color.Black;
}
finally
{
canvas.Font.EndUpdate();
}
canvas.Brush.Style = HCBrushStyle.bsClear;
if (this.FCode != "")
{
canvas.TextOut(rect.Left + (rect.Width - canvas.TextWidth(this.FText)) / 2,
rect.Top + vHeight + 2, this.FText);
}
else
{
SIZE vSize = canvas.TextExtent("无效条码" + this.FText);
canvas.TextOut(rect.Left + (rect.Width - vSize.cx) / 2,
rect.Top + (rect.Height - vSize.cy) / 2, "无效条码" + this.FText);
}
}
}