/// <summary>
/// Right mouse button is released
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e)
{
if (selectMode == SelectionMode.NetSelection)
{
// Remove old selection rectangle
ControlPaint.DrawReversibleFrame(
drawArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint)),
Color.Black,
FrameStyle.Dashed);
// Make group selection
drawArea.GraphicsList.SelectInRectangle(
DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint));
selectMode = SelectionMode.None;
}
if (resizedObject != null)
{
// after resizing
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.GraphicsList);
drawArea.AddCommandToHistory(commandChangeState);
commandChangeState = null;
}
}
/// <summary>
/// Draw rectangle
/// </summary>
/// <param name="g"></param>
public override void Draw(Graphics g)
{
Pen pen = new Pen(Color, PenWidth);
g.DrawRectangle(pen, DrawRectangle.GetNormalizedRectangle(Rectangle));
pen.Dispose();
}
/// <summary>
/// Draw rectangle
/// </summary>
/// <param name="g"></param>
public override void Draw(Graphics g, double zoomFactor = 1.0)
{
Pen pen = new Pen(Color, PenWidth);
int zX = (int)(Math.Round(Rectangle.X * zoomFactor));
int zY = (int)(Math.Round(Rectangle.Y * zoomFactor));
int zW = (int)(Math.Round(Rectangle.Width * zoomFactor));
int zH = (int)(Math.Round(Rectangle.Height * zoomFactor));
Rectangle zoomedRect = new Rectangle(zX, zY, zW, zH);
g.DrawRectangle(pen, DrawRectangle.GetNormalizedRectangle(zoomedRect));
pen.Dispose();
}
/// <summary>
/// Right mouse button is released
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseUp(ImageDrawBox drawArea, MouseEventArgs e)
{
if (selectMode == SelectionMode.NetSelection)
{
// Remove old selection rectangle
ControlPaint.DrawReversibleFrame(
drawArea.RectangleToScreen(DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint)),
Color.Black,
FrameStyle.Dashed);
//Point pointscroll = GetEventPointInArea(drawArea, e);
// Make group selection
//zhoujin - user zoomfactor
//drawArea.GraphicsList.SelectInRectangle(
// DrawRectangle.GetNormalizedRectangle(new Point(startPoint.X + Math.Abs(drawArea.AutoScrollPosition.X), startPoint.Y + Math.Abs(drawArea.AutoScrollPosition.Y)),
// new Point(lastPoint.X + Math.Abs(drawArea.AutoScrollPosition.X), lastPoint.Y + Math.Abs(drawArea.AutoScrollPosition.Y))));
double zoomFactor = drawArea.ZoomFactor;
drawArea.GraphicsList.SelectInRectangle(
DrawRectangle.GetNormalizedRectangle(new Point(ConvertToZoomed(startPoint.X, zoomFactor), ConvertToZoomed(startPoint.Y, zoomFactor)),
new Point(ConvertToZoomed(lastPoint.X, zoomFactor), ConvertToZoomed(lastPoint.Y, zoomFactor))));
selectMode = SelectionMode.None;
}
if (resizedObject != null)
{
// after resizing
resizedObject.Normalize();
resizedObject = null;
}
drawArea.Capture = false;
drawArea.Refresh();
drawArea.GraphicsList.Dirty = true;
if (commandChangeState != null && wasMove)
{
// Keep state after moving/resizing and add command to history
commandChangeState.NewState(drawArea.GraphicsList);
drawArea.AddCommandToHistory(commandChangeState);
commandChangeState = null;
}
}
/// <summary>
/// Normalize rectangle
/// </summary>
public override void Normalize()
{
rectangle = DrawRectangle.GetNormalizedRectangle(rectangle);
}
/// <summary>
/// Left mouse button is pressed
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
Point pointscroll = GetEventPointInArea(drawArea, e);
commandChangeState = null;
wasMove = false;
selectMode = SelectionMode.None;
// Test for resizing (only if control is selected, cursor is on the handle)
foreach (DrawObject o in drawArea.GraphicsList.Selection)
{
int handleNumber = o.HitTest(pointscroll);
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);
drawArea.GraphicsList.Dirty = true;
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(pointscroll) == 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;
drawArea.GraphicsList.Dirty = true;
}
}
// 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 pointscroll = GetEventPointInArea(drawArea, e);
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(pointscroll);
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(pointscroll, resizedObjectHandle);
drawArea.SetDirty();
drawArea.Refresh();
drawArea.GraphicsList.Dirty = true;
}
}
// move
if (selectMode == SelectionMode.Move)
{
foreach (DrawObject o in drawArea.GraphicsList.Selection)
{
o.Move(dx, dy);
}
drawArea.Cursor = Cursors.SizeAll;
drawArea.SetDirty();
drawArea.Refresh();
drawArea.GraphicsList.Dirty = true;
}
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, new Point(e.X, e.Y))),
Color.Black,
FrameStyle.Dashed);
return;
}
}
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
_selectMode = SelectionMode.None;
PointF point = new Point(e.X, e.Y);
// òåñò äëÿ ðåñàéçà
int n = drawArea.GraphicsList.SelectionCount;
for (int i = 0; i < n; i++)
{
DrawObject o = drawArea.GraphicsList.GetSelectedObject(i);
int handleNumber = o.HitTest(point);
bool hitOnOutline = o.HitOnCircumferance;
if (handleNumber > 0)
{
_selectMode = SelectionMode.Size;
// äåðæèì èçìåíÿåìûé îáúåêò â ÷ëåíàõ êëàññà
_resizedObject = o;
_resizedObjectHandle = handleNumber;
// ïðè ðåñàéçå îäíîãî îáúåêòà, àíñåëåêòÿòñÿ âñå îñòàëüíûå
drawArea.GraphicsList.UnselectAll();
o.Selected = true;
o.MouseClickOnHandle(handleNumber);
break;
}
if (hitOnOutline && (n == 1)) // åñëè òîëüêî îäèí îáúåêò âûáðàí
{
_selectMode = SelectionMode.Size;
o.MouseClickOnBorder();
o.Selected = true;
}
}
// òåñò äëÿ ñäâèãà
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;
// àíñåëåêòíóòü âñå, åñëè íå çàæàò ctrl è êëèêíóòíûé îáúåêò åùå íå âûáðàí
if ((Control.ModifierKeys & Keys.Control) == 0 && !o.Selected)
{
drawArea.GraphicsList.UnselectAll();
}
// âûáðàòü êëèêíóòûé îáúåêò
o.Selected = true;
drawArea.Cursor = Cursors.SizeAll;
}
}
if (_selectMode == SelectionMode.None)
{
// êëèê íà çàäíåì ôîíå
if ((Control.ModifierKeys & Keys.Control) == 0)
{
drawArea.GraphicsList.UnselectAll();
}
_selectMode = SelectionMode.NetSelection;
drawArea.DrawNetRectangle = true;
}
_lastPoint.X = e.X;
_lastPoint.Y = e.Y;
_startPoint.X = e.X;
_startPoint.Y = e.Y;
drawArea.Capture = true;
drawArea.NetRectangle = DrawRectangle.GetNormalizedRectangle(_startPoint, _lastPoint);
drawArea.Refresh();
}
public override void OnMouseMove(DrawArea drawArea, MouseEventArgs e)
{
var point = new Point(e.X, e.Y);
// óñòàíîâêà êóðñîðà, êîãäà ìûøü íå çàæàòà
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 (drawArea.GraphicsList[i].HitOnCircumferance)
{
cursor = drawArea.GraphicsList[i].GetOutlineCursor(n);
break;
}
}
if (cursor == null)
{
cursor = Cursors.Default;
}
drawArea.Cursor = cursor;
return;
}
if (e.Button != MouseButtons.Left)
{
return;
}
// íàæàòèå ëåâîé êíîïêè
// ðàçíèöà ìåæäó ïðåä. è òåê. ïîçèöèåé
float dx = e.X - _lastPoint.X;
float dy = e.Y - _lastPoint.Y;
_lastPoint.X = e.X;
_lastPoint.Y = e.Y;
// ðåñàéç
if (_selectMode == SelectionMode.Size)
{
if (_resizedObject != null)
{
_resizedObject.MoveHandleTo(point, _resizedObjectHandle);
drawArea.SetDirty();
drawArea.Refresh();
}
}
// ñäâèã
if (_selectMode == SelectionMode.Move)
{
int n = drawArea.GraphicsList.SelectionCount;
for (int i = 0; i < n; i++)
{
drawArea.GraphicsList.GetSelectedObject(i).Move(dx, dy);
}
drawArea.Cursor = Cursors.SizeAll;
drawArea.SetDirty();
drawArea.Refresh();
}
if (_selectMode == SelectionMode.NetSelection)
{
drawArea.NetRectangle = DrawRectangle.GetNormalizedRectangle(_startPoint, _lastPoint);
drawArea.Refresh();
return;
}
}
/// <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 = drawArea.BackTrackMouse(new Point(e.X, e.Y));
// Test for resizing (only if control is selected, cursor is on the handle)
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;
// Unselect all if Ctrl is not pressed and clicked object is not selected yet
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.NetRectangle = DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint);
drawArea.Refresh();
}
/// <summary>
/// Mouse is moved.
/// None button is pressed, ot left button is pressed.
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
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;
//toolTip.InitialDelay = 1;
// set cursor when mouse button is not pressed
if (e.Button ==
MouseButtons.None)
{
Cursor cursor = null;
if (drawArea.TheLayers[al].Graphics != null)
{
// Hide tooltip in case it was displayed
//toolTip.Hide(drawArea);
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 (n == 0)
// toolTip.Show(drawArea.TheLayers[al].Graphics[i].TipText, drawArea, point, 250);
}
}
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.NetRectangle = DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint);
drawArea.Refresh();
return;
}
}
/// <summary>
/// Mouse is moved.
/// None button is pressed, ot 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);
// 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)
{
int n = drawArea.GraphicsList.SelectionCount;
for (int i = 0; i < n; i++)
{
drawArea.GraphicsList.GetSelectedObject(i).Move(dx, dy);
}
drawArea.Cursor = Cursors.SizeAll;
drawArea.SetDirty();
drawArea.Refresh();
}
if (selectMode == SelectionMode.NetSelection)
{
drawArea.NetRectangle = DrawRectangle.GetNormalizedRectangle(startPoint, lastPoint);
drawArea.Refresh();
return;
}
}
/// <summary>
/// Normalize rectangle
/// </summary>
public override void Normalize()
{
UndoRedoManager.Instance().Push(r => rectangle = DrawRectangle.GetNormalizedRectangle(r), rectangle);
rectangle = DrawRectangle.GetNormalizedRectangle(rectangle);
}
/// <summary>
/// Left mouse button is pressed
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
_selectMode = SelectionMode.None;
PointF point = new Point(e.X, e.Y);
// Test for resizing (only if control is selected, cursor is on the handle)
int n = drawArea.GraphicsList.SelectionCount;
for (int i = 0; i < n; i++)
{
DrawObject o = drawArea.GraphicsList.GetSelectedObject(i);
int handleNumber = o.HitTest(point);
bool hitOnOutline = o.HitOnCircumferance;
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.GraphicsList.UnselectAll();
o.Selected = true;
o.MouseClickOnHandle(handleNumber);
break;
}
if (hitOnOutline && (n == 1)) //only one item is selected
{
_selectMode = SelectionMode.Size;
o.MouseClickOnBorder();
o.Selected = true;
}
}
// 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;
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;
drawArea.DrawNetRectangle = true;
}
_lastPoint.X = e.X;
_lastPoint.Y = e.Y;
_startPoint.X = e.X;
_startPoint.Y = e.Y;
drawArea.Capture = true;
drawArea.NetRectangle = DrawRectangle.GetNormalizedRectangle(_startPoint, _lastPoint);
drawArea.Refresh();
}
