/// <summary>
/// Mouse move - resize new polygon
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseMove(DrawArea drawArea, MouseEventArgs e)
{
drawArea.Cursor = Cursor;
if ( e.Button != MouseButtons.Left )
return;
if ( newPolygon == null )
return; // precaution
Point point = new Point(e.X, e.Y);
int distance = (e.X - lastX)*(e.X - lastX) + (e.Y - lastY)*(e.Y - lastY);
if ( distance < minDistance )
{
// Distance between last two points is less than minimum -
// move last point
newPolygon.MoveHandleTo(point, newPolygon.HandleCount);
}
else
{
// Add new point
newPolygon.AddPoint(point);
lastX = e.X;
lastY = e.Y;
}
drawArea.Refresh();
}
/// <summary>
/// Left mouse button is pressed
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
// Create new polygon, add it to the list
// and keep reference to it
newPolygon = new DrawPolygon(e.X, e.Y, e.X + 1, e.Y + 1);
AddNewObject(drawArea, newPolygon);
lastX = e.X;
lastY = e.Y;
}
/// <summary>
/// Left mouse is released.
/// New object is created and resized.
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e)
{
drawArea.GraphicsList[0].Normalize();
drawArea.AddCommandToHistory(new CommandAdd(drawArea.GraphicsList[0]));
drawArea.ActiveTool = DrawArea.DrawToolType.Pointer;
drawArea.Capture = false;
drawArea.Refresh();
}
public override void OnMouseMove(DrawArea drawArea, MouseEventArgs e)
{
Point p = drawArea.BackTrackMouse(new Point(e.X, e.Y));
drawArea.Cursor = Cursor;
if (e.Button == MouseButtons.Left)
{
drawArea.TheLayers[drawArea.TheLayers.ActiveLayerIndex].Graphics.Dirty = true;
}
}
public override void OnMouseMove(DrawArea drawArea, MouseEventArgs e)
{
drawArea.Cursor = Cursor;
if ( e.Button == MouseButtons.Left )
{
Point point = new Point(e.X, e.Y);
drawArea.GraphicsList[0].MoveHandleTo(point, 2);
drawArea.Refresh();
}
}
/// <summary>
/// Add new object to draw area.
/// Function is called when user left-clicks draw area,
/// and one of ToolObject-derived tools is active.
/// </summary>
/// <param name="drawArea"></param>
/// <param name="o"></param>
protected void AddNewObject(DrawArea drawArea, DrawObject o)
{
drawArea.GraphicsList.UnselectAll();
o.Selected = true;
drawArea.GraphicsList.Add(o);
drawArea.Capture = true;
drawArea.Refresh();
drawArea.SetDirty();
}
/// <summary>
/// Left nouse button is pressed
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
if (e.Button ==
MouseButtons.Right)
{
_drawingInProcess = false;
newPolyLine = null;
}
else
{
Point p = drawArea.BackTrackMouse(new Point(e.X, e.Y));
if (drawArea.PenType ==
DrawingPens.PenType.Generic)
{
if (_drawingInProcess == false)
{
newPolyLine = new DrawPolyLine(p.X, p.Y, p.X + 1, p.Y + 1, drawArea.LineColor, drawArea.LineWidth);
newPolyLine.EndPoint = new Point(p.X + 1, p.Y + 1);
AddNewObject(drawArea, newPolyLine);
_drawingInProcess = true;
}
else
{
// Drawing is in process, so simply add a new point
newPolyLine.AddPoint(p);
newPolyLine.EndPoint = p;
}
}
else
{
if (_drawingInProcess == false)
{
newPolyLine = new DrawPolyLine(p.X, p.Y, p.X + 1, p.Y + 1, drawArea.PenType);
newPolyLine.EndPoint = new Point(p.X + 1, p.Y + 1);
AddNewObject(drawArea, newPolyLine);
_drawingInProcess = true;
}
else
{
// Drawing is in process, so simply add a new point
newPolyLine.AddPoint(p);
newPolyLine.EndPoint = p;
}
}
}
}
public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e)
{
int al = drawArea.TheLayers.ActiveLayerIndex;
Point p = drawArea.BackTrackMouse(new Point(e.X, e.Y));
if (drawArea.TheLayers[al].Graphics.Count > 0)
drawArea.TheLayers[al].Graphics[0].Normalize();
if (startPoint.X < p.X && startPoint.Y < p.Y)
AddNewObject(drawArea, new DrawPie(startPoint.X, startPoint.Y, p.X - startPoint.X, p.Y - startPoint.Y, System.Drawing.Color.Lime, System.Drawing.Color.Lime, true, drawArea.LineWidth, 0, 45));
else if (startPoint.X < p.X && startPoint.Y > p.Y)
AddNewObject(drawArea, new DrawPie(startPoint.X, startPoint.Y, p.X - startPoint.X, startPoint.Y-p.Y, System.Drawing.Color.Lime, System.Drawing.Color.Lime, true, drawArea.LineWidth, 0, -45));
else if (startPoint.X > p.X && startPoint.Y < p.Y)
AddNewObject(drawArea, new DrawPie(startPoint.X, startPoint.Y, startPoint.X-p.X, p.Y - startPoint.Y, System.Drawing.Color.Lime, System.Drawing.Color.Lime, true, drawArea.LineWidth, 180, -45));
else if (startPoint.X > p.X && startPoint.Y > p.Y)
AddNewObject(drawArea, new DrawPie(startPoint.X, startPoint.Y, startPoint.X-p.X, startPoint.Y-p.Y, System.Drawing.Color.Lime, System.Drawing.Color.Lime, true, drawArea.LineWidth, 180, 45));
drawArea.AddCommandToHistory(new CommandAdd(drawArea.TheLayers[drawArea.TheLayers.ActiveLayerIndex].Graphics[0]));
drawArea.ActiveTool = DrawToolType.Pointer;
drawArea.Capture = false;
drawArea.Refresh();
}
public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e)
{
Cursor = _openHand;
}
/// <summary>
/// Mouse move - resize new polygon
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseMove(DrawArea drawArea, MouseEventArgs e)
{
drawArea.Cursor = Cursor;
if (e.Button !=
MouseButtons.Left)
return;
if (newPolyLine == null)
return; // precaution
Point point = drawArea.BackTrackMouse(new Point(e.X, e.Y));
// move last point
newPolyLine.MoveHandleTo(point, newPolyLine.HandleCount);
drawArea.Refresh();
}
/// <summary>
/// Left mouse button is released
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public virtual void OnMouseUp(DrawArea drawArea, MouseEventArgs e)
{
}
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
AddNewObject(drawArea, new DrawRectangle(e.X, e.Y, 1, 1));
}
public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e)
{
//newPolygon = null;
//base.OnMouseUp(drawArea, e);
}
/// <summary>
/// Left mouse button is released
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public virtual void OnMouseUp(DrawArea drawArea, MouseEventArgs e)
{
}
public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e)
{
}
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
AddNewObject(drawArea, new DrawLine(e.X, e.Y, e.X + 1, e.Y + 1));
IsComplete = true;
}
/// <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;
}
}
protected virtual void adjustForMinimumSize(DrawArea drawArea)
{
}
/// <summary>
/// Show Properties dialog. Return true if list is changed
/// </summary>
/// <param name="parent"></param>
/// <returns></returns>
public bool ShowPropertiesDialog(DrawArea parent)
{
if (SelectionCount < 1)
return false;
GraphicsProperties properties = GetProperties();
PropertiesDialog dlg = new PropertiesDialog();
dlg.Properties = properties;
CommandChangeState c = new CommandChangeState(this);
if (dlg.ShowDialog(parent) != DialogResult.OK)
return false;
if ( ApplyProperties(properties) )
{
c.NewState(this);
parent.AddCommandToHistory(c);
}
return true;
}
/// <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();
}
/// <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)
{
foreach (DrawObject o in drawArea.GraphicsList.Selection)
{
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)
{
_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();
}
/// <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);
}
}
private void MainForm_Load(object sender, EventArgs e)
{
// Create draw area
drawArea = new DrawArea();
drawArea.Location = new System.Drawing.Point(0, 0);
drawArea.Size = new System.Drawing.Size(10, 10);
drawArea.Owner = this;
this.Controls.Add(drawArea);
// Helper objects (DocManager and others)
InitializeHelperObjects();
drawArea.Initialize(this, docManager);
ResizeDrawArea();
LoadSettingsFromRegistry();
// Submit to Idle event to set controls state at idle time
Application.Idle += delegate(object o, EventArgs a)
{
SetStateOfControls();
};
// Open file passed in the command line
if (ArgumentFile.Length > 0)
OpenDocument(ArgumentFile);
// Subscribe to DropDownOpened event for each popup menu
// (see details in MainForm_DropDownOpened)
foreach (ToolStripItem item in menuStrip1.Items)
{
if (item.GetType() == typeof(ToolStripMenuItem))
{
((ToolStripMenuItem)item).DropDownOpened += MainForm_DropDownOpened;
}
}
}
/// <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>
/// 获取绘画区域
/// </summary>
/// <param name="drawCamera"></param>
/// <param name="drawIRCamera"></param>
public void SetDrawArea(DrawArea drawCamera, DrawArea drawIRCamera)
{
drawAreaCamera = drawCamera;
drawAreaIRCamera = drawIRCamera;
}
/// <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>
/// Delete selected items
/// </summary>
private void DeleteSelection()
{
DrawArea.DeleteSelection();
}
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>
/// Undo
/// </summary>
private void CommandUndo()
{
DrawArea.Undo();
}
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
AddNewObject(drawArea, new DrawText(e.X, e.Y));
}
/// <summary>
/// Redo
/// </summary>
private void CommandRedo()
{
DrawArea.Redo();
}
public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e)
{
newPolygon = null;
base.OnMouseUp(drawArea, e);
}
private bool _drawingInProcess = false; // Set to true when drawing
/// <summary>
/// Left mouse button is pressed
/// </summary>
/// <param name="drawArea"></param>
/// <param name="e"></param>
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
if (e.Button == MouseButtons.Right)
{
_drawingInProcess = false;
newConnector = null;
}
else
{
Point p = drawArea.BackTrackMouse(new Point(e.X, e.Y));
int objectID = -1;
p = TestForConnection(drawArea, p, out objectID);
if (drawArea.PenType == DrawingPens.PenType.Generic)
{
if (_drawingInProcess == false)
{
newConnector = new DrawConnector(p.X, p.Y, p.X + 1, p.Y + 1, drawArea.LineColor, drawArea.LineWidth);
newConnector.EndPoint = new Point(p.X + 1, p.Y + 1);
if (objectID > -1)
{
newConnector.StartIsAnchored = true;
newConnector.StartObjectId = objectID;
}
AddNewObject(drawArea, newConnector);
_drawingInProcess = true;
}
else
{
// Drawing is in process, so simply add a new point
newConnector.AddPoint(p);
newConnector.EndPoint = p;
if (objectID > -1)
{
newConnector.EndIsAnchored = true;
newConnector.EndObjectId = objectID;
_drawingInProcess = false;
}
}
}
else
{
if (_drawingInProcess == false)
{
newConnector = new DrawConnector(p.X, p.Y, p.X + 1, p.Y + 1, drawArea.PenType);
newConnector.EndPoint = new Point(p.X + 1, p.Y + 1);
if (objectID > -1)
{
newConnector.StartIsAnchored = true;
newConnector.StartObjectId = objectID;
}
AddNewObject(drawArea, newConnector);
_drawingInProcess = true;
}
else
{
// Drawing is in process, so simply add a new point
newConnector.AddPoint(p);
newConnector.EndPoint = p;
if (objectID > -1)
{
newConnector.EndIsAnchored = true;
newConnector.EndObjectId = objectID;
_drawingInProcess = false;
}
}
}
}
}
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
Point p = GetEventPointInArea(drawArea, e);
AddNewObject(drawArea, new DrawEllipse(p.X, p.Y, 1, 1));
}
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
drawArea.Cursor = _closedHand;
}
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
AddNewObject(drawArea, new DrawLine(e.X, e.Y, e.X + 1, e.Y + 1));
}
public override void OnMouseMove(DrawArea drawArea, MouseEventArgs e)
{
drawArea.Cursor = e.Button == MouseButtons.Left ? _closedHand : _openHand;
}
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
AddNewObject(drawArea, new DrawEllipse(e.X, e.Y, 1, 1));
}
public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e)
{
startPoint = drawArea.BackTrackMouse(new Point(e.X, e.Y));
// AddNewObject(drawArea, new DrawPie(p.X, p.Y, 1, 1, drawArea.LineColor, drawArea.FillColor, drawArea.DrawFilled, drawArea.LineWidth, 0, 45));
}