public override void OnMouseUp(Designer designer, System.Windows.Forms.MouseEventArgs e)
{
//如果是区域选择,选中在此区域的对像
if (selectmode == SelectionMode.NetSelection)
{
designer.Items.SelectInRectangle(designer.SelectRectangle);
selectmode = SelectionMode.None;
designer.IsDrawSelectRectangle = false;
}
//如果是改变大小则结束改变
if (resizeObject != null)
{
resizeObject.Normalize();
//如果改变对像的尺寸大小
if (designer.SelectDrawText != null && (resizeObject.GetType().Name == designer.SelectDrawText.GetType().Name))
{
Rectangle rectangle = DrawRectangle.GetNormalizedRectangle((resizeObject as DrawText).Rectangle);
designer.textBox.Location = new Point(rectangle.X + 8, rectangle.Y + 7);
designer.textBox.Size = new Size(rectangle.Width - 10, rectangle.Height - 10);
// designer.textBox.Focus();
//设置当前选中的文本编辑器
//在多个编辑切换时，可以知道当前编辑的是哪一个
}
resizeObject = null;
}
designer.Capture = false;
designer.Refresh();
}
public override void Draw(Graphics g)
{
Pen pen = new Pen(Color, PenWidth);
Brush brushout = new SolidBrush(Color.FromArgb(255, 0, 255, 255));
g.SmoothingMode = SmoothingMode.AntiAlias;
if (!flag)
{
Rectangle frect = new Rectangle(Rectangle.X, Rectangle.Y, Rectangle.Width, Rectangle.Height);
g.FillRectangle(brushout, frect);
g.DrawRectangle(pen, Rectangle);
}
else
{
g.DrawRectangle(pen, DrawRectangle.GetNormalizedRectangle(Rectangle));
}
Brush brushin0 = new SolidBrush(Color.Red);
StringFormat style = new StringFormat();
style.Alignment = StringAlignment.Near;
if (showProperty)
{
g.DrawString(
LogicIDTail,
new Font("宋体", 9, FontStyle.Regular),
brushin0,
Rectangle, style);
}
pen.Dispose();
}
public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e)
{
if (selectMode == SelectionMode.NetSelection)
{
ControlPaint.DrawReversibleFrame(
drawArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint)),
Color.Black,
FrameStyle.Dashed);
drawArea.GraphicsList.SelectInRectangle(
DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint));
selectMode = SelectionMode.None;
}
if (resizedObject != null)
{
resizedObject.Normalize();
resizedObject = null;
}
drawArea.Capture = false;
drawArea.Refresh();
if (commandChangeState != null && wasMove)
{
commandChangeState.NewState(drawArea.GraphicsList);
drawArea.AddCommandToHistory(commandChangeState);
commandChangeState = null;
}
}
public override void OnMouseUp(Designer designer, MouseEventArgs e)
{
//当添加文本编辑时用文本框进行输入编辑内容
Rectangle rectangle = DrawRectangle.GetNormalizedRectangle((designer.Items[0] as DrawText).Rectangle);
designer.textBox.Location = new Point(rectangle.X + 8, rectangle.Y + 7);
designer.textBox.Size = new Size(rectangle.Width - 14, rectangle.Height - 14);
designer.textBox.Enabled = true;
designer.textBox.Visible = true;
designer.textBox.Text = "";
designer.textBox.Font = (designer.Items[0] as DrawText).TextFont;
designer.textBox.Focus();
//设置当前选中的文本编辑器
//在多个编辑切换时，可以知道当前编辑的是哪一个
designer.SelectDrawText = designer.Items[0] as DrawText;
}
/// <summary>
/// Left mouse button is pressed
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
commandChangeState = null;
wasMove = false;
selectMode = SelectionMode.None;
Point point = new Point(e.X, e.Y);
// Test for resizing (only if control is selected, cursor is on the handle)
foreach (DrawObject o in drawArea.GraphicsList.Selection)
{
int handleNumber = o.HitTest(point);
if (handleNumber > 0)
{
selectMode = SelectionMode.Size;
// keep resized object in class member
resizedObject = o;
resizedObjectHandle = handleNumber;
// Since we want to resize only one object, unselect all other objects
drawArea.GraphicsList.UnselectAll();
o.Selected = true;
commandChangeState = new CommandChangeState(drawArea.GraphicsList);
break;
}
}
// Test for move (cursor is on the object)
if (selectMode == SelectionMode.None)
{
int n1 = drawArea.GraphicsList.Count;
DrawObject o = null;
for (int i = 0; i < n1; i++)
{
if (drawArea.GraphicsList[i].HitTest(point) == 0)
{
o = drawArea.GraphicsList[i];
break;
}
}
if (o != null)
{
selectMode = SelectionMode.Move;
// Unselect all if Ctrl is not pressed and clicked object is not selected yet
if ((Control.ModifierKeys & Keys.Control) == 0 && !o.Selected)
{
drawArea.GraphicsList.UnselectAll();
}
// Select clicked object
o.Selected = true;
commandChangeState = new CommandChangeState(drawArea.GraphicsList);
drawArea.Cursor = Cursors.SizeAll;
}
}
// Net selection
if (selectMode == SelectionMode.None)
{
// click on background
if ((Control.ModifierKeys & Keys.Control) == 0)
{
drawArea.GraphicsList.UnselectAll();
}
selectMode = SelectionMode.NetSelection;
}
lastPoint.X = e.X;
lastPoint.Y = e.Y;
startPoint.X = e.X;
startPoint.Y = e.Y;
drawArea.Capture = true;
drawArea.Refresh();
if (selectMode == SelectionMode.NetSelection)
{
// Draw selection rectangle in initial position
ControlPaint.DrawReversibleFrame(
drawArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint)),
Color.Black,
FrameStyle.Dashed);
}
}
/// <summary>
/// Mouse is moved.
/// None button is pressed, or left button is pressed.
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseMove(DrawArea drawArea, MouseEventArgs e)
{
Point point = new Point(e.X, e.Y);
Point oldPoint = lastPoint;
wasMove = true;
// set cursor when mouse button is not pressed
if (e.Button == MouseButtons.None)
{
Cursor cursor = null;
for (int i = 0; i < drawArea.GraphicsList.Count; i++)
{
int n = drawArea.GraphicsList[i].HitTest(point);
if (n > 0)
{
cursor = drawArea.GraphicsList[i].GetHandleCursor(n);
break;
}
}
if (cursor == null)
{
cursor = Cursors.Default;
}
drawArea.Cursor = cursor;
return;
}
if (e.Button != MouseButtons.Left)
{
return;
}
/// Left button is pressed
// Find difference between previous and current position
int dx = e.X - lastPoint.X;
int dy = e.Y - lastPoint.Y;
lastPoint.X = e.X;
lastPoint.Y = e.Y;
// resize
if (selectMode == SelectionMode.Size)
{
if (resizedObject != null)
{
resizedObject.MoveHandleTo(point, resizedObjectHandle);
drawArea.SetDirty();
drawArea.Refresh();
}
}
// move
if (selectMode == SelectionMode.Move)
{
List <DrawObject> selectList = new List <DrawObject>();
int n = drawArea.GraphicsList.Count;
for (int i = 0; i < n; i++)
{
if (drawArea.GraphicsList[i].Selected)
{
drawArea.GraphicsList.SelectAlist(drawArea.GraphicsList[i].TagIDBase);
selectList.Add(drawArea.GraphicsList[i]);
}
}
foreach (DrawObject o in selectList)
{
o.Move(dx, dy);
}
drawArea.Cursor = Cursors.SizeAll;
drawArea.SetDirty();
drawArea.Refresh();
}
if (selectMode == SelectionMode.NetSelection)
{
// Remove old selection rectangle
ControlPaint.DrawReversibleFrame(
drawArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, oldPoint)),
Color.Black,
FrameStyle.Dashed);
// Draw new selection rectangle
ControlPaint.DrawReversibleFrame(
drawArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, point)),
Color.Black,
FrameStyle.Dashed);
return;
}
}
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
commandChangeState = null;
wasMove = false;
selectMode = SelectionMode.None;
Point point = new Point(e.X, e.Y);
foreach (DrawObject o in drawArea.GraphicsList.Selection)
{
int handleNumber = o.HitTest(point);
if (handleNumber > 0)
{
selectMode = SelectionMode.Size;
resizedObject = o;
resizedObjectHandle = handleNumber;
drawArea.GraphicsList.UnselectAll();
o.Selected = true;
commandChangeState = new CommandChangeState(drawArea.GraphicsList);
break;
}
}
if (selectMode == SelectionMode.None)
{
int n1 = drawArea.GraphicsList.Count;
DrawObject o = null;
for (int i = 0; i < n1; i++)
{
if (drawArea.GraphicsList[i].HitTest(point) == 0)
{
o = drawArea.GraphicsList[i];
break;
}
}
if (o != null)
{
selectMode = SelectionMode.Move;
if ((Control.ModifierKeys & Keys.Control) == 0 && !o.Selected)
{
drawArea.GraphicsList.UnselectAll();
}
o.Selected = true;
commandChangeState = new CommandChangeState(drawArea.GraphicsList);
drawArea.Cursor = Cursors.SizeAll;
}
}
if (selectMode == SelectionMode.None)
{
if ((Control.ModifierKeys & Keys.Control) == 0)
{
drawArea.GraphicsList.UnselectAll();
}
selectMode = SelectionMode.NetSelection;
}
lastPoint.X = e.X;
lastPoint.Y = e.Y;
startPoint.X = e.X;
startPoint.Y = e.Y;
drawArea.Capture = true;
drawArea.Refresh();
if (selectMode == SelectionMode.NetSelection)
{
ControlPaint.DrawReversibleFrame(
drawArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint)),
Color.Black,
FrameStyle.Dashed);
}
}
/// <summary>
/// Normalize rectangle
/// </summary>
public override void Normalize()
{
rectangle = DrawRectangle.GetNormalizedRectangle(rectangle);
}