public bool MouseMoveFloatItem(MouseEventArgs e)
{
bool Result = true;
if (((Control.ModifierKeys & Keys.Shift) == Keys.Shift) && (FMouseDownIndex >= 0))
{
HCFloatItem vFloatItem = FFloatItems[FMouseDownIndex];
MouseEventArgs vMouseArgs = new MouseEventArgs(e.Button, e.Clicks,
e.X - vFloatItem.Left, e.Y - vFloatItem.Top, e.Delta);
vFloatItem.MouseMove(vMouseArgs);
if (!vFloatItem.Resizing)
{
vFloatItem.Left = vFloatItem.Left + e.X - FMouseX;
vFloatItem.Top = vFloatItem.Top + e.Y - FMouseY;
FMouseX = e.X;
FMouseY = e.Y;
}
Style.UpdateInfoRePaint();
}
else // 普通鼠标移动
{
int vItemIndex = GetFloatItemAt(e.X, e.Y);
if (FMouseMoveIndex != vItemIndex)
{
if (FMouseMoveIndex >= 0)
{
FFloatItems[FMouseMoveIndex].MouseLeave();
}
FMouseMoveIndex = vItemIndex;
if (FMouseMoveIndex >= 0)
{
FFloatItems[FMouseMoveIndex].MouseEnter();
}
}
if (vItemIndex >= 0)
{
HCFloatItem vFloatItem = FFloatItems[vItemIndex];
MouseEventArgs vMouseArgs = new MouseEventArgs(e.Button, e.Clicks,
e.X - vFloatItem.Left, e.Y - vFloatItem.Top, e.Delta);
vFloatItem.MouseMove(vMouseArgs);
}
else
{
Result = false;
}
}
return(Result);
}
public virtual void PaintFloatItems(int APageIndex, int ADataDrawLeft, int ADataDrawTop,
int AVOffset, HCCanvas ACanvas, PaintInfo APaintInfo)
{
HCFloatItem vFloatItem = null;
for (int i = 0; i <= FFloatItems.Count - 1; i++)
{
vFloatItem = FFloatItems[i];
vFloatItem.DrawRect = HC.Bounds(vFloatItem.Left, vFloatItem.Top, vFloatItem.Width, vFloatItem.Height);
vFloatItem.DrawRect.Offset(ADataDrawLeft, ADataDrawTop - AVOffset); // 将数据起始位置映射到绘制位置
vFloatItem.PaintTo(this.Style, vFloatItem.DrawRect, ADataDrawTop, 0,
0, 0, ACanvas, APaintInfo);
}
}
private HCFloatItem CreateFloatItemByStyle(int AStyleNo)
{
HCFloatItem Result = null;
if (AStyleNo == HCFloatStyle.Line)
{
Result = new HCFloatLineItem(this);
}
else
{
throw new Exception("未找到类型 " + AStyleNo.ToString() + " 对应的创建FloatItem代码！");
}
return(Result);
}
private int GetFloatItemAt(int X, int Y)
{
int Result = -1;
HCFloatItem vFloatItem = null;
for (int i = 0; i <= FFloatItems.Count - 1; i++)
{
vFloatItem = FFloatItems[i];
if (vFloatItem.PtInClient(X - vFloatItem.Left, Y - vFloatItem.Top))
{
Result = i;
break;
}
}
return(Result);
}
public bool MouseUpFloatItem(MouseEventArgs e)
{
bool Result = true;
if (FMouseDownIndex >= 0)
{
HCFloatItem vFloatItem = FFloatItems[FMouseDownIndex];
MouseEventArgs vMouseArgs = new MouseEventArgs(e.Button, e.Clicks,
e.X - vFloatItem.Left, e.Y - vFloatItem.Top, e.Delta);
vFloatItem.MouseUp(vMouseArgs);
}
else
{
Result = false;
}
return(Result);
}
/// <summary> 插入浮动Item </summary>
public bool InsertFloatItem(HCFloatItem AFloatItem)
{
int vStartNo = this.SelectInfo.StartItemNo;
int vStartOffset = this.SelectInfo.StartItemOffset;
// 取选中起始处的DrawItem
int vDrawNo = this.GetDrawItemNoByOffset(vStartNo, vStartOffset);
AFloatItem.Left = this.DrawItems[vDrawNo].Rect.Left
+ this.GetDrawItemOffsetWidth(vDrawNo, this.SelectInfo.StartItemOffset - this.DrawItems[vDrawNo].CharOffs + 1);
AFloatItem.Top = this.DrawItems[vDrawNo].Rect.Top;
this.FloatItems.Add(AFloatItem);
FFloatItemIndex = this.FloatItems.Count - 1;
AFloatItem.Active = true;
if (!this.DisSelect())
{
Style.UpdateInfoRePaint();
}
return(true);
}
public override void LoadFromStream(Stream AStream, HCStyle AStyle, ushort AFileVersion)
{
base.LoadFromStream(AStream, AStyle, AFileVersion);
if (AFileVersion > 12)
{
int vFloatCount = 0;
byte[] vBuffer = BitConverter.GetBytes(vFloatCount);
AStream.Read(vBuffer, 0, vBuffer.Length);
vFloatCount = BitConverter.ToInt32(vBuffer, 0);
HCFloatItem vFloatItem = null;
while (vFloatCount > 0)
{
int vStyleNo = HCStyle.Null;
vBuffer = BitConverter.GetBytes(vStyleNo);
AStream.Read(vBuffer, 0, vBuffer.Length);
vFloatItem = CreateFloatItemByStyle(vStyleNo);
vFloatItem.LoadFromStream(AStream, AStyle, AFileVersion);
FFloatItems.Add(vFloatItem);
vFloatCount--;
}
}
}
