private void PickColor(MouseEventArgsF e)
{
if (this.currentSampleSize == 1)
{
if (!base.Document.Bounds.Contains(e.X, e.Y))
{
return;
}
}
else
{
Rectangle bounds = base.Document.Bounds;
int width = (this.currentSampleSize - 1) / 2;
bounds.Inflate(width, width);
if (!bounds.Contains(e.X, e.Y))
{
return;
}
}
ColorBgra bgra = this.LiftColor(e.X, e.Y);
if ((e.Button & MouseButtons.Left) == MouseButtons.Left)
{
base.ToolSettings.PrimaryColor.Value = (ColorBgra32)bgra;
}
else if ((e.Button & MouseButtons.Right) == MouseButtons.Right)
{
base.ToolSettings.SecondaryColor.Value = (ColorBgra32)bgra;
}
}
protected override void OnMouseMove(MouseEventArgsF e)
{
base.OnMouseMove(e);
PointDouble point = e.Point;
PointDouble num2 = this.RoundMouseCanvasPoint(point);
if (this.moveOriginMode)
{
PointDouble num3 = new PointDouble(num2.X - this.lastXY.X, num2.Y - this.lastXY.Y);
for (int i = 0; i < this.tracePoints.Count; i++)
{
PointDouble num5 = this.tracePoints[i];
num5.X += num3.X;
num5.Y += num3.Y;
this.tracePoints[i] = num5;
}
this.lastXY = num2;
this.Render();
}
else if (this.tracking)
{
foreach (PointDouble num6 in e.IntermediatePoints)
{
PointDouble item = this.RoundMouseCanvasPoint(num6);
if (item != this.tracePoints[this.tracePoints.Count - 1])
{
this.tracePoints.Add(item);
}
}
this.hasMoved = true;
this.Render();
}
}
protected override void OnMouseDown(MouseEventArgsF e)
{
base.OnMouseDown(e);
if (this.mouseDown != MouseButtons.None)
{
this.moveOffsetMode = true;
}
else
{
switch (e.Button)
{
case MouseButtons.Left:
base.Cursor = this.cursorZoomIn;
break;
case MouseButtons.Right:
base.Cursor = this.cursorZoomOut;
break;
case MouseButtons.Middle:
base.Cursor = this.cursorZoomPan;
break;
}
this.mouseDown = e.Button;
this.lastPt = new PointInt32(e.X, e.Y);
this.downPt = this.lastPt;
this.OnMouseMove(e);
}
}
protected virtual void OnMouseMove(MouseEventArgsF e)
{
if (this.panMode || ((this.mouseDown > 0) && (UIUtil.AsyncMouseButtons != MouseButtons.None)))
{
this.AutoScrollIfNecessary(e.Point);
}
}
public void RelayMouseUp(MouseEventArgsF e)
{
foreach (MouseButton button in WinFormsInputHelpers.FromWinFormsMouseButton(e.Button))
{
base.ProcessMouseUp(button);
}
}
protected virtual void OnDocumentMouseMove(MouseEventArgsF e)
{
if (this.DocumentMouseMove != null)
{
this.DocumentMouseMove(this, e);
}
}
protected override void OnMouseMove(MouseEventArgsF e)
{
base.OnMouseMove(e);
if (this.ignoreMouseMove > 0)
{
this.ignoreMouseMove--;
}
else if (this.tracking)
{
Point point = new Point(e.X, e.Y);
Size size = new Size(point.X - this.lastMouseXY.X, point.Y - this.lastMouseXY.Y);
if ((size.Width != 0) || (size.Height != 0))
{
PointDouble documentScrollPosition = base.DocumentWorkspace.DocumentScrollPosition;
PointDouble num2 = new PointDouble(documentScrollPosition.X - size.Width, documentScrollPosition.Y - size.Height);
this.ignoreMouseMove++;
base.DocumentWorkspace.DocumentScrollPosition = num2;
this.lastMouseXY = point;
this.lastMouseXY.X -= size.Width;
this.lastMouseXY.Y -= size.Height;
}
}
else if (base.CanPan())
{
base.Cursor = this.cursorMouseUp;
}
else
{
base.Cursor = this.cursorMouseInvalid;
}
}
protected virtual void OnDocumentMouseUp(MouseEventArgsF e)
{
this.CheckForFirstInputAfterGotFocus();
if (this.DocumentMouseUp != null)
{
this.DocumentMouseUp(this, e);
}
}
protected override void OnMouseMove(MouseEventArgsF e)
{
this.previewRenderer.BrushLocation = new PointDouble(e.Fx, e.Fy);
this.previewRenderer.BrushSize = (double)base.ToolSettings.PixelSampleMode.Value;
base.OnMouseMove(e);
if (this.mouseDown)
{
this.PickColor(e);
}
}
protected override void OnMouseUp(MouseEventArgsF e)
{
base.OnMouseUp(e);
if (base.CanPan())
{
base.Cursor = this.cursorMouseUp;
}
else
{
base.Cursor = this.cursorMouseInvalid;
}
this.tracking = false;
}
protected override void OnMouseUp(MouseEventArgsF e)
{
this.OnMouseMove(e);
if (this.moveOriginMode)
{
this.moveOriginMode = false;
}
else
{
this.Done();
}
base.OnMouseUp(e);
base.Cursor = this.GetCursor();
}
private void MouseMoveHandlerImpl(PointDouble docPoint, MouseButtons button, int clicks, int delta, IEnumerable <PointDouble> intermediatePoints)
{
if (this.RulersEnabled)
{
int num = (docPoint.X > 0.0) ? ((int)Math.Truncate(docPoint.X)) : ((docPoint.X < 0.0) ? ((int)Math.Truncate((double)(docPoint.X - 1.0))) : 0);
int num2 = (docPoint.Y > 0.0) ? ((int)Math.Truncate(docPoint.Y)) : ((docPoint.Y < 0.0) ? ((int)Math.Truncate((double)(docPoint.Y - 1.0))) : 0);
this.topRuler.Value = num;
this.leftRuler.Value = num2;
this.UpdateRulerOffsets();
}
MouseEventArgsF e = new MouseEventArgsF(button, clicks, docPoint.X, docPoint.Y, delta, intermediatePoints);
this.OnDocumentMouseMove(e);
}
protected override void OnMouseDown(MouseEventArgsF e)
{
base.OnMouseDown(e);
this.lastMouseXY = new Point(e.X, e.Y);
this.tracking = true;
if (base.CanPan())
{
base.Cursor = this.cursorMouseDown;
}
else
{
base.Cursor = this.cursorMouseInvalid;
}
}
private void MouseUp(MouseEventArgsF e)
{
this.mouseDown--;
if (this.panMode)
{
this.Cursor = this.CurrentPanModeCursor;
}
else
{
this.OnMouseUp(e);
}
if (((this.mouseDown == 0) && this.panMode) && (e.Button == MouseButtons.Middle))
{
this.LeavePanMode();
}
this.lastMouseXY = new PointInt32(e.X, e.Y);
}
protected override void OnMouseMove(MouseEventArgsF e)
{
base.OnMouseMove(e);
PointInt32 b = new PointInt32(e.X, e.Y);
if (this.moveOffsetMode)
{
VectorInt32 num2 = (VectorInt32)(b - this.lastPt);
this.downPt.X += num2.X;
this.downPt.Y += num2.Y;
}
if ((e.Button == MouseButtons.Left) && (this.mouseDown == MouseButtons.Left))
{
VectorDouble num3 = (VectorDouble)(b - this.downPt);
if (num3.Length >= 10.0)
{
goto Label_00B1;
}
}
if (!this.rect.HasPositiveArea)
{
if ((e.Button == MouseButtons.Middle) && (this.mouseDown == MouseButtons.Middle))
{
PointDouble documentScrollPosition = base.DocumentWorkspace.DocumentScrollPosition;
documentScrollPosition.X += b.X - this.lastPt.X;
documentScrollPosition.Y += b.Y - this.lastPt.Y;
base.DocumentWorkspace.DocumentScrollPosition = documentScrollPosition;
base.Update();
}
else
{
this.rect = RectInt32.Zero;
}
goto Label_0173;
}
Label_00B1:
this.rect = RectInt32Util.FromPixelPoints(this.downPt, b);
this.rect = RectInt32.Intersect(this.rect, base.ActiveLayer.Bounds());
this.UpdateDrawnRect();
Label_0173:
this.lastPt = b;
}
private void MouseMove(MouseEventArgsF e)
{
if (this.ignoreMouseMove > 0)
{
this.ignoreMouseMove--;
}
else if (this.panTracking && ((e.Button == MouseButtons.Left) || (e.Button == MouseButtons.Middle)))
{
switch (UIUtil.AsyncMouseButtons)
{
case MouseButtons.Left:
case MouseButtons.Middle:
{
PointInt32 num = new PointInt32(e.X, e.Y);
PointDouble center = this.DocumentWorkspace.VisibleDocumentRect.Center;
PointDouble num4 = new PointDouble((double)(e.X - this.lastPanMouseXY.X), (double)(e.Y - this.lastPanMouseXY.Y));
PointDouble documentScrollPosition = this.DocumentWorkspace.DocumentScrollPosition;
if ((num4.X != 0.0) || (num4.Y != 0.0))
{
documentScrollPosition.X -= num4.X;
documentScrollPosition.Y -= num4.Y;
this.lastPanMouseXY = new PointInt32(e.X, e.Y);
this.lastPanMouseXY.X -= (int)Math.Truncate(num4.X);
this.lastPanMouseXY.Y -= (int)Math.Truncate(num4.Y);
using (this.UseIgnoreMouseMove())
{
this.DocumentWorkspace.DocumentScrollPosition = documentScrollPosition;
}
this.Update();
}
break;
}
}
}
else if (!this.panMode)
{
this.OnMouseMove(e);
}
this.lastMouseXY = new PointInt32(e.X, e.Y);
this.lastButton = e.Button;
}
protected override void OnMouseUp(MouseEventArgsF e)
{
base.OnMouseUp(e);
this.OnMouseMove(e);
bool flag = true;
base.Cursor = this.cursorZoom;
if (this.moveOffsetMode)
{
this.moveOffsetMode = false;
flag = false;
}
else if ((this.mouseDown == MouseButtons.Left) || (this.mouseDown == MouseButtons.Right))
{
RectInt32 rect = this.rect;
this.rect = RectInt32.Zero;
this.UpdateDrawnRect();
if (e.Button == MouseButtons.Left)
{
VectorDouble num2 = new VectorDouble((double)rect.Width, (double)rect.Height);
if (num2.Length < 10.0)
{
base.DocumentWorkspace.ZoomIn();
}
else
{
base.DocumentWorkspace.ZoomToRectangle(rect);
}
}
else
{
base.DocumentWorkspace.ZoomOut();
}
this.outline.Reset();
}
if (flag)
{
this.mouseDown = MouseButtons.None;
}
}
protected override void OnMouseUp(MouseEventArgsF e)
{
base.OnMouseUp(e);
this.mouseDown = false;
switch (base.ToolSettings.ColorPickerClickBehavior.Value)
{
case ColorPickerClickBehavior.NoToolSwitch:
break;
case ColorPickerClickBehavior.SwitchToLastTool:
base.DocumentWorkspace.SetToolFromType(base.DocumentWorkspace.PreviousActiveToolType);
return;
case ColorPickerClickBehavior.SwitchToPencilTool:
base.DocumentWorkspace.SetToolFromType(typeof(PencilTool));
return;
default:
ExceptionUtil.ThrowInternalErrorException();
break;
}
}
private void MouseDown(MouseEventArgsF e)
{
this.mouseDown++;
this.ResetLastAutoScrollTime();
if ((!this.panMode && (this.mouseDown == 1)) && (e.Button == MouseButtons.Middle))
{
this.EnterPanMode();
}
if (this.panMode)
{
this.panTracking = true;
this.lastPanMouseXY = new PointInt32(e.X, e.Y);
if (this.CanPan())
{
this.Cursor = this.CurrentPanModeCursor;
}
}
else
{
this.OnMouseDown(e);
}
this.lastMouseXY = new PointInt32(e.X, e.Y);
}
protected override void OnMouseDown(MouseEventArgsF e)
{
base.OnMouseDown(e);
base.Cursor = this.GetCursor();
PointDouble point = e.Point;
PointDouble item = this.RoundMouseCanvasPoint(point);
if (this.tracking)
{
this.moveOriginMode = true;
this.lastXY = item;
this.OnMouseMove(e);
}
else if (((e.Button & MouseButtons.Left) == MouseButtons.Left) || ((e.Button & MouseButtons.Right) == MouseButtons.Right))
{
this.tracking = true;
this.hasMoved = false;
this.startTime = DateTime.Now;
this.tracePoints = new SegmentedList <PointDouble>();
this.tracePoints.Add(item);
this.undoAction = new SelectionHistoryMemento("sentinel", base.Image, base.DocumentWorkspace);
this.wasNotEmpty = !base.Selection.IsEmpty;
if (((base.ModifierKeys & Keys.Control) != Keys.None) && (e.Button == MouseButtons.Left))
{
this.combineMode = SelectionCombineMode.Union;
}
else if (((base.ModifierKeys & Keys.Alt) != Keys.None) && (e.Button == MouseButtons.Left))
{
this.combineMode = SelectionCombineMode.Exclude;
}
else if (((base.ModifierKeys & Keys.Control) != Keys.None) && (e.Button == MouseButtons.Right))
{
this.combineMode = SelectionCombineMode.Xor;
}
else if (((base.ModifierKeys & Keys.Alt) != Keys.None) && (e.Button == MouseButtons.Right))
{
this.combineMode = SelectionCombineMode.Intersect;
}
else
{
this.combineMode = base.ToolSettings.Selection.CombineMode.Value;
}
base.DocumentWorkspace.EnableSelectionOutline = false;
Result <GeometryList> oldSelectionGeometryLazy0 = base.Selection.GetCachedLazyGeometryList();
this.oldSelectionGeometryLazy = oldSelectionGeometryLazy0;
Work.QueueWorkItem(delegate {
Result <GeometryList> oldSelectionGeometryLazy = this.oldSelectionGeometryLazy;
if (oldSelectionGeometryLazy0 == oldSelectionGeometryLazy)
{
oldSelectionGeometryLazy.EnsureEvaluated();
}
});
this.newSelection.Restore(base.Selection.Save());
switch (this.combineMode)
{
case SelectionCombineMode.Replace:
this.append = false;
base.Selection.Reset();
break;
case SelectionCombineMode.Union:
case SelectionCombineMode.Exclude:
case SelectionCombineMode.Intersect:
case SelectionCombineMode.Xor:
this.append = true;
base.Selection.ResetContinuation();
break;
default:
throw ExceptionUtil.InvalidEnumArgumentException <SelectionCombineMode>(this.combineMode, "this.combineMode");
}
this.newSelectionRenderer.IsVisible = true;
if (this.tracePoints.Count >= this.MinPointsForRender)
{
this.Render();
}
}
}
protected virtual void OnMouseUp(MouseEventArgsF e)
{
this.lastButton = e.Button;
}
public void PerformMouseDown(MouseEventArgsF e)
{
this.DocumentCanvas.MouseLocation = e.Point;
this.DocumentWorkspace.Focus();
this.MouseDown(e);
}
public void PerformMouseMove(MouseEventArgsF e)
{
this.DocumentCanvas.MouseLocation = e.Point;
this.MouseMove(e);
}
public void PerformMouseUp(MouseEventArgsF e)
{
this.MouseUp(e);
}
public void PerformDocumentMouseUp(MouseEventArgsF e)
{
this.OnDocumentMouseUp(e);
}
public void RelayMouseMove(MouseEventArgsF e)
{
base.ProcessMouseMove(e.Point, e.IntermediatePoints);
}
protected override void OnMouseMove(MouseEventArgsF e)
{
this.UpdateAnchor();
base.OnMouseMove(e);
}
protected override void OnMouseDown(MouseEventArgsF e)
{
base.OnMouseDown(e);
this.mouseDown = true;
this.PickColor(e);
}