/// <summary>
/// Right mouse button is released
/// </summary>
public override void OnMouseUp(MkaDocument docArea, MouseEventArgs e)
{
if (selectMode == SelectionMode.NetSelection)
{
// Remove old selection rectangle
ControlPaint.DrawReversibleFrame(
docArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint)),
Color.Black,
FrameStyle.Dashed);
// Make group selection
docArea.MokkanList.SelectInRectangle(
DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint));
selectMode = SelectionMode.None;
}
if (resizedObject != null)
{
// after resizing
resizedObject.Normalize();
resizedObject = null;
}
docArea.Capture = false;
docArea.Refresh();
if (commandChangeState != null && wasMove)
{
// Keep state after moving/resizing and add command to history
commandChangeState.NewState(docArea.MokkanList);
docArea.AddCommandToHistory(commandChangeState);
commandChangeState = null;
}
}
/// <summary>
/// Draw rectangle
/// </summary>
/// <param name="g"></param>
public override void Draw(Graphics g)
{
Pen pen = Properties.GetPen();
SolidBrush brush = Properties.GetBrush();
// draw rectangle
Rectangle rec = DrawRectangle.GetNormalizedRectangle(Rectangle);
rec.X = (int)Math.Round(rec.X * Ratio);
rec.Y = (int)Math.Round(rec.Y * Ratio);
rec.Width = (int)Math.Round(rec.Width * Ratio);
rec.Height = (int)Math.Round(rec.Height * Ratio);
g.DrawRectangle(pen, rec);
g.FillRectangle(brush, rec);
// draw remain id
if (RShow)
{
StringFormat sf = new StringFormat();
sf.Alignment = StringAlignment.Center;
sf.LineAlignment = StringAlignment.Center;
Font font = new Font(MkaDefine.RDefaultFontName, this.Properties.RFontSize * Ratio);
SizeF measure = g.MeasureString(MokkanInfo.RBangou.ToString(), font);
PointF showPnt;
if (Properties.RShowPosition == ShowPosition.Top)
{
showPnt = new PointF(this.Properties.RShowLocation.X * Ratio, this.Properties.RShowLocation.Y * Ratio - measure.Height / 2.0f);
}
else
{
showPnt = new PointF(this.Properties.RShowLocation.X * Ratio, this.Properties.RShowLocation.Y * Ratio + measure.Height / 2.0f);
}
g.DrawString(MokkanInfo.RBangou.ToString(), font, MkaDefine.PrintTextBrush, showPnt, sf);
}
pen.Dispose();
brush.Dispose();
}
/// <summary>
/// Normalize rectangle
/// </summary>
public override void Normalize()
{
rectangle = DrawRectangle.GetNormalizedRectangle(rectangle);
}
/// <summary>
/// Get handle point by 1-based number
/// </summary>
/// <param name="handleNumber"></param>
/// <returns></returns>
public override Point GetHandle(int handleNumber)
{
int x, y, xCenter, yCenter;
Rectangle rectangle = DrawRectangle.GetNormalizedRectangle(Rectangle);
rectangle.X = (int)Math.Round(rectangle.X * Ratio);
rectangle.Y = (int)Math.Round(rectangle.Y * Ratio);
rectangle.Width = (int)Math.Round(rectangle.Width * Ratio);
rectangle.Height = (int)Math.Round(rectangle.Height * Ratio);
xCenter = rectangle.X + rectangle.Width / 2;
yCenter = rectangle.Y + rectangle.Height / 2;
x = rectangle.X;
y = rectangle.Y;
switch (handleNumber)
{
case 1:
x = rectangle.X;
y = rectangle.Y;
break;
case 2:
x = xCenter;
y = rectangle.Y;
break;
case 3:
x = rectangle.Right;
y = rectangle.Y;
break;
case 4:
x = rectangle.Right;
y = yCenter;
break;
case 5:
x = rectangle.Right;
y = rectangle.Bottom;
break;
case 6:
x = xCenter;
y = rectangle.Bottom;
break;
case 7:
x = rectangle.X;
y = rectangle.Bottom;
break;
case 8:
x = rectangle.X;
y = yCenter;
break;
}
return(new Point(x, y));
}
/// <summary>
/// Left mouse button is pressed
/// </summary>
public override void OnMouseDown(MkaDocument docArea, 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 docArea.MokkanList.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
docArea.MokkanList.UnselectAll();
o.Selected = true;
commandChangeState = new CommandChangeState(docArea.MokkanList);
break;
}
}
// Test for move (cursor is on the object)
if (selectMode == SelectionMode.None)
{
int n1 = docArea.MokkanList.Count;
DrawObject o = null;
for (int i = 0; i < n1; i++)
{
if (docArea.MokkanList[i].HitTest(point) == 0)
{
o = docArea.MokkanList[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)
{
docArea.MokkanList.UnselectAll();
}
// Select clicked object
o.Selected = true;
commandChangeState = new CommandChangeState(docArea.MokkanList);
docArea.Cursor = Cursors.SizeAll;
}
}
// Net selection
if (selectMode == SelectionMode.None)
{
// click on background
if ((Control.ModifierKeys & Keys.Control) == 0)
{
docArea.MokkanList.UnselectAll();
}
selectMode = SelectionMode.NetSelection;
}
lastPoint.X = e.X;
lastPoint.Y = e.Y;
startPoint.X = e.X;
startPoint.Y = e.Y;
docArea.Capture = true;
docArea.Refresh();
if (selectMode == SelectionMode.NetSelection)
{
// Draw selection rectangle in initial position
ControlPaint.DrawReversibleFrame(
docArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint)),
Color.Black,
FrameStyle.Dashed);
}
}
/// <summary>
/// Mouse is moved.
/// None button is pressed, or left button is pressed.
/// </summary>
public override void OnMouseMove(MkaDocument docArea, 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 < docArea.MokkanList.Count; i++)
{
int n = docArea.MokkanList[i].HitTest(point);
if (n > 0)
{
cursor = docArea.MokkanList[i].GetHandleCursor(n);
break;
}
}
if (cursor == null)
{
cursor = Cursors.Default;
}
docArea.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);
docArea.SetDirty();
docArea.Refresh();
}
}
// move
if (selectMode == SelectionMode.Move)
{
foreach (DrawObject o in docArea.MokkanList.Selection)
{
o.Move(dx, dy);
}
docArea.Cursor = Cursors.SizeAll;
docArea.SetDirty();
docArea.Refresh();
}
if (selectMode == SelectionMode.NetSelection)
{
// Remove old selection rectangle
ControlPaint.DrawReversibleFrame(
docArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, oldPoint)),
Color.Black,
FrameStyle.Dashed);
// Draw new selection rectangle
ControlPaint.DrawReversibleFrame(
docArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, point)),
Color.Black,
FrameStyle.Dashed);
return;
}
}