//Right mouse button is released
public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e)
{
int al = drawArea.TheLayers.ActiveLayerIndex;
if (selectMode == SelectionMode.NetSelection)
{
drawArea.TheLayers[al].Graphics.SelectInRectangle(drawArea.NetRectangle);
selectMode = SelectionMode.None;
drawArea.DrawNetRectangle = false;
}
if (resizedObject != null)
{
resizedObject.Normalize();
resizedObject = null;
}
drawArea.Capture = false;
drawArea.Refresh();
if (commandChangeState != null && wasMove)
{
// Keep state after moving/resizing and add command to history
commandChangeState.NewState(drawArea.TheLayers);
drawArea.AddCommandToHistory(commandChangeState);
commandChangeState = null;
}
lastPoint = drawArea.BackTrackMouse(e.Location);
}
public override void OnMouseMove(DrawArea drawArea, MouseEventArgs e)
{
drawArea.Cursor = Cursor;
if (e.Button == MouseButtons.Left)
{
Point point = drawArea.BackTrackMouse(new Point(e.X, e.Y));
int al = drawArea.TheLayers.ActiveLayerIndex;
drawArea.TheLayers[al].Graphics[0].MoveHandleTo(point, 5);
drawArea.Refresh();
}
}
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
TextDialog td = new TextDialog();
td.TopLevel = true;
td.TopMost = true;
td.TheColor = drawArea.LineColor;
td.TheText = _lastText ?? "";
td.TheFont = _lastFont ?? new Font(FontFamily.GenericSansSerif, 12, FontStyle.Regular);
td.Zoom = drawArea.Zoom;
td.StartPosition = FormStartPosition.Manual;
Point pnlLocationOnScreen = drawArea.MyParent.pnlDrawArea.PointToScreen(new Point(0, 0));
Point pp = e.Location;
pp = new Point(
pnlLocationOnScreen.X + pp.X //hit point on screen
- 18 - SystemInformation.Border3DSize.Width - SystemInformation.SizingBorderWidth //-text box location
+ drawArea.Left //+scroll amount
,
pnlLocationOnScreen.Y + pp.Y //hit point on screen
- 18 - SystemInformation.Border3DSize.Height - SystemInformation.SizingBorderWidth - SystemInformation.CaptionHeight //-text box location
+ drawArea.Top //+scroll amount
);
td.Location = pp;
if (td.ShowDialog() == DialogResult.OK && !string.IsNullOrEmpty(td.Text))
{
_lastText = td.TheText;
_lastFont = td.TheFont;
string t = td.TheText;
Color c = td.TheColor;
Font f = td.TheFont;
Point p = drawArea.MyParent.PointToClient(td.Location);
p = new Point(p.X + 17 - drawArea.Left, p.Y + 15 - drawArea.Top);
p = drawArea.BackTrackMouse(p);
AddNewObject(drawArea, new DrawText(p.X, p.Y, t, f, c));
int al = drawArea.TheLayers.ActiveLayerIndex;
drawArea.AddCommandToHistory(new CommandAdd(drawArea.TheLayers[al].Graphics[0]));
drawArea.ActiveTool = DrawArea.DrawToolType.Pointer;
}
}
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
Point p = drawArea.BackTrackMouse(new Point(e.X, e.Y));
AddNewObject(drawArea, new DrawImage(p.X, p.Y, false));
}
//левая кнопка мышки
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
commandChangeState = null;
wasMove = false;
selectMode = SelectionMode.None;
Point point = drawArea.BackTrackMouse(new Point(e.X, e.Y));
int al = drawArea.TheLayers.ActiveLayerIndex;
int n = drawArea.TheLayers[al].Graphics.SelectionCount;
for (int i = 0; i < n; i++)
{
DrawObject o = drawArea.TheLayers[al].Graphics.GetSelectedObject(i);
int handleNumber = o.HitTest(point);
if (handleNumber > 0)
{
selectMode = SelectionMode.Size;
// keep resized object in class members
resizedObject = o;
resizedObjectHandle = handleNumber;
// Since we want to resize only one object, unselect all other objects
drawArea.TheLayers[al].Graphics.UnselectAll();
o.Selected = true;
commandChangeState = new CommandChangeState(drawArea.TheLayers);
break;
}
}
// Test for move (cursor is on the object)
if (selectMode == SelectionMode.None)
{
int n1 = drawArea.TheLayers[al].Graphics.Count;
DrawObject o = null;
for (int i = 0; i < n1; i++)
{
if (drawArea.TheLayers[al].Graphics[i].HitTest(point) == 0)
{
o = drawArea.TheLayers[al].Graphics[i];
break;
}
}
if (o != null)
{
selectMode = SelectionMode.Move;
if ((Control.ModifierKeys & Keys.Control) == 0 &&
!o.Selected)
{
drawArea.TheLayers[al].Graphics.UnselectAll();
}
// Select clicked object
o.Selected = true;
commandChangeState = new CommandChangeState(drawArea.TheLayers);
drawArea.Cursor = Cursors.SizeAll;
}
}
// Net selection
if (selectMode == SelectionMode.None)
{
// click on background
if ((Control.ModifierKeys & Keys.Control) == 0)
{
drawArea.TheLayers[al].Graphics.UnselectAll();
}
selectMode = SelectionMode.NetSelection;
drawArea.DrawNetRectangle = true;
}
lastPoint.X = point.X;
lastPoint.Y = point.Y;
startPoint.X = point.X;
startPoint.Y = point.Y;
drawArea.Capture = true;
drawArea.Refresh();
}
//Mouse is moved.
public override void OnMouseMove(DrawArea drawArea, MouseEventArgs e)
{
Point point = drawArea.BackTrackMouse(new Point(e.X, e.Y));
int al = drawArea.TheLayers.ActiveLayerIndex;
wasMove = true;
if (e.Button ==
MouseButtons.None)
{
Cursor cursor = null;
if (drawArea.TheLayers[al].Graphics != null)
{
for (int i = 0; i < drawArea.TheLayers[al].Graphics.Count; i++)
{
int n = drawArea.TheLayers[al].Graphics[i].HitTest(point);
if (n > 0)
{
cursor = drawArea.TheLayers[al].Graphics[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 = point.X - lastPoint.X;
int dy = point.Y - lastPoint.Y;
lastPoint.X = point.X;
lastPoint.Y = point.Y;
// resize
if (selectMode == SelectionMode.Size)
{
if (resizedObject != null)
{
resizedObject.MoveHandleTo(point, resizedObjectHandle);
drawArea.Refresh();
}
}
// move
if (selectMode == SelectionMode.Move)
{
int n = drawArea.TheLayers[al].Graphics.SelectionCount;
for (int i = 0; i < n; i++)
{
drawArea.TheLayers[al].Graphics.GetSelectedObject(i).Move(dx, dy);
}
drawArea.Cursor = Cursors.SizeAll;
drawArea.Refresh();
}
if (selectMode == SelectionMode.NetSelection)
{
drawArea.Refresh();
return;
}
}