private void Activate()
{
Debug.Assert(this.active != true, "already active!");
this.active = true;
this.handCursor = new Cursor(PdnResources.GetResourceStream("Cursors.PanToolCursor.cur"));
this.handCursorMouseDown = new Cursor(PdnResources.GetResourceStream("Cursors.PanToolCursorMouseDown.cur"));
this.handCursorInvalid = new Cursor(PdnResources.GetResourceStream("Cursors.PanToolCursorInvalid.cur"));
this.panTracking = false;
this.panMode = false;
this.mouseDown = 0;
this.savedTiles = null;
this.saveRegion = null;
this.scratchSurface = DocumentWorkspace.BorrowScratchSurface(this.GetType().Name + ": Tool.Activate()");
#if DEBUG
this.haveClearedScratch = false;
#endif
Selection.Changing += new EventHandler(SelectionChangingHandler);
Selection.Changed += new EventHandler(SelectionChangedHandler);
HistoryStack.ExecutingHistoryMemento += new ExecutingHistoryMementoEventHandler(ExecutingHistoryMemento);
HistoryStack.ExecutedHistoryMemento += new ExecutedHistoryMementoEventHandler(ExecutedHistoryMemento);
HistoryStack.FinishedStepGroup += new EventHandler(FinishedHistoryStepGroup);
this.trackingNub = new MoveNubRenderer(this.RendererList);
this.trackingNub.Visible = false;
this.trackingNub.Size = new SizeF(10, 10);
this.trackingNub.Shape = MoveNubShape.Compass;
this.RendererList.Add(this.trackingNub, false);
OnActivate();
}
private void Deactivate()
{
Debug.Assert(this.active != false, "not active!");
this.active = false;
Selection.Changing -= new EventHandler(SelectionChangingHandler);
Selection.Changed -= new EventHandler(SelectionChangedHandler);
HistoryStack.ExecutingHistoryMemento -= new ExecutingHistoryMementoEventHandler(ExecutingHistoryMemento);
HistoryStack.ExecutedHistoryMemento -= new ExecutedHistoryMementoEventHandler(ExecutedHistoryMemento);
HistoryStack.FinishedStepGroup -= new EventHandler(FinishedHistoryStepGroup);
OnDeactivate();
this.RendererList.Remove(this.trackingNub);
this.trackingNub.Dispose();
this.trackingNub = null;
DocumentWorkspace.ReturnScratchSurface(this.scratchSurface);
this.scratchSurface = null;
if (this.saveRegion != null)
{
this.saveRegion.Dispose();
this.saveRegion = null;
}
this.savedTiles = null;
if (this.handCursor != null)
{
this.handCursor.Dispose();
this.handCursor = null;
}
if (this.handCursorMouseDown != null)
{
this.handCursorMouseDown.Dispose();
this.handCursorMouseDown = null;
}
if (this.handCursorInvalid != null)
{
this.handCursorInvalid.Dispose();
this.handCursorInvalid = null;
}
}
private void Deactivate()
{
Debug.Assert(this.active != false, "not active!");
this.active = false;
Selection.Changing -= new EventHandler(SelectionChangingHandler);
Selection.Changed -= new EventHandler(SelectionChangedHandler);
HistoryStack.ExecutingHistoryMemento -= new ExecutingHistoryMementoEventHandler(ExecutingHistoryMemento);
HistoryStack.ExecutedHistoryMemento -= new ExecutedHistoryMementoEventHandler(ExecutedHistoryMemento);
HistoryStack.FinishedStepGroup -= new EventHandler(FinishedHistoryStepGroup);
OnDeactivate();
this.RendererList.Remove(this.trackingNub);
this.trackingNub.Dispose();
this.trackingNub = null;
DocumentWorkspace.ReturnScratchSurface(this.scratchSurface);
this.scratchSurface = null;
if (this.saveRegion != null)
{
this.saveRegion.Dispose();
this.saveRegion = null;
}
this.savedTiles = null;
if (this.handCursor != null)
{
this.handCursor.Dispose();
this.handCursor = null;
}
if (this.handCursorMouseDown != null)
{
this.handCursorMouseDown.Dispose();
this.handCursorMouseDown = null;
}
if (this.handCursorInvalid != null)
{
this.handCursorInvalid.Dispose();
this.handCursorInvalid = null;
}
}
private void Activate()
{
Debug.Assert(this.active != true, "already active!");
this.active = true;
this.handCursor = new Cursor(PdnResources.GetResourceStream("Cursors.PanToolCursor.cur"));
this.handCursorMouseDown = new Cursor(PdnResources.GetResourceStream("Cursors.PanToolCursorMouseDown.cur"));
this.handCursorInvalid = new Cursor(PdnResources.GetResourceStream("Cursors.PanToolCursorInvalid.cur"));
this.panTracking = false;
this.panMode = false;
this.mouseDown = 0;
this.savedTiles = null;
this.saveRegion = null;
this.scratchSurface = DocumentWorkspace.BorrowScratchSurface(this.GetType().Name + ": Tool.Activate()");
#if DEBUG
this.haveClearedScratch = false;
#endif
Selection.Changing += new EventHandler(SelectionChangingHandler);
Selection.Changed += new EventHandler(SelectionChangedHandler);
HistoryStack.ExecutingHistoryMemento += new ExecutingHistoryMementoEventHandler(ExecutingHistoryMemento);
HistoryStack.ExecutedHistoryMemento += new ExecutedHistoryMementoEventHandler(ExecutedHistoryMemento);
HistoryStack.FinishedStepGroup += new EventHandler(FinishedHistoryStepGroup);
this.trackingNub = new MoveNubRenderer(this.RendererList);
this.trackingNub.Visible = false;
this.trackingNub.Size = new SizeF(10, 10);
this.trackingNub.Shape = MoveNubShape.Compass;
this.RendererList.Add(this.trackingNub, false);
OnActivate();
}
protected override void OnDeactivate()
{
AppEnvironment.PrimaryColorChanged -= new EventHandler(RenderBecauseOfEvent);
AppEnvironment.SecondaryColorChanged -= new EventHandler(RenderBecauseOfEvent);
AppEnvironment.GradientInfoChanged -= new EventHandler(RenderBecauseOfEvent);
AppEnvironment.AlphaBlendingChanged -= new EventHandler(RenderBecauseOfEvent);
AppWorkspace.UnitsChanged -= new EventHandler(RenderBecauseOfEvent);
if (this.gradientActive)
{
CommitGradient();
this.mouseButton = MouseButtons.None;
}
if (this.startNub != null)
{
RendererList.Remove(this.startNub);
this.startNub.Dispose();
this.startNub = null;
}
if (this.endNub != null)
{
RendererList.Remove(this.endNub);
this.endNub.Dispose();
this.endNub = null;
}
this.moveNubs = null;
if (this.toolCursor != null)
{
this.toolCursor.Dispose();
this.toolCursor = null;
}
if (this.toolMouseDownCursor != null)
{
this.toolMouseDownCursor.Dispose();
this.toolMouseDownCursor = null;
}
base.OnDeactivate();
}
protected override void OnActivate()
{
this.toolCursor = new Cursor(PdnResources.GetResourceStream("Cursors.GenericToolCursor.cur"));
this.toolMouseDownCursor = new Cursor(PdnResources.GetResourceStream("Cursors.GenericToolCursorMouseDown.cur"));
this.Cursor = this.toolCursor;
this.toolIcon = this.Image;
this.startNub = new MoveNubRenderer(RendererList);
this.startNub.Visible = false;
this.startNub.Shape = MoveNubShape.Circle;
RendererList.Add(this.startNub, false);
this.endNub = new MoveNubRenderer(RendererList);
this.endNub.Visible = false;
this.endNub.Shape = MoveNubShape.Circle;
RendererList.Add(this.endNub, false);
this.moveNubs =
new MoveNubRenderer[]
{
this.startNub,
this.endNub
};
AppEnvironment.PrimaryColorChanged += new EventHandler(RenderBecauseOfEvent);
AppEnvironment.SecondaryColorChanged += new EventHandler(RenderBecauseOfEvent);
AppEnvironment.GradientInfoChanged += new EventHandler(RenderBecauseOfEvent);
AppEnvironment.AlphaBlendingChanged += new EventHandler(RenderBecauseOfEvent);
AppWorkspace.UnitsChanged += new EventHandler(RenderBecauseOfEvent);
base.OnActivate();
}
protected override void OnMouseMove(MouseEventArgs e)
{
PointF mousePtF = new PointF(e.X, e.Y);
MoveNubRenderer mouseCursorNub = PointToNub(mousePtF);
if (this.mouseButton == MouseButtons.None)
{
// No mouse button dragging is being tracked.
this.mouseNub = mouseCursorNub;
if (this.mouseNub == this.startNub || this.mouseNub == this.endNub)
{
Cursor = this.handCursor;
}
else
{
Cursor = this.toolCursor;
}
}
else
{
if (this.mouseNub == this.startNub)
{
// Dragging the start nub
if (this.shouldConstrain && !this.shouldMoveBothNubs)
{
ConstrainPoints(this.endPoint, ref mousePtF);
}
this.startNub.Location = mousePtF;
SizeF delta = new SizeF(
this.startNub.Location.X - this.startPoint.X,
this.startNub.Location.Y - this.startPoint.Y);
this.startPoint = mousePtF;
if (this.shouldMoveBothNubs)
{
this.endNub.Location += delta;
this.endPoint += delta;
}
}
else if (this.mouseNub == this.endNub)
{
// Dragging the ending nub
if (this.shouldConstrain && !this.shouldMoveBothNubs)
{
ConstrainPoints(this.startPoint, ref mousePtF);
}
this.endNub.Location = mousePtF;
SizeF delta = new SizeF(
this.endNub.Location.X - this.endPoint.X,
this.endNub.Location.Y - this.endPoint.Y);
this.endPoint = mousePtF;
if (this.shouldMoveBothNubs)
{
this.startNub.Location += delta;
this.startPoint += delta;
}
}
else
{
// Initial drawing
if (this.shouldMoveBothNubs)
{
SizeF delta = new SizeF(
this.endNub.Location.X - mousePtF.X,
this.endNub.Location.Y - mousePtF.Y);
this.startNub.Location -= delta;
this.startPoint -= delta;
}
else if (this.shouldConstrain)
{
ConstrainPoints(this.startPoint, ref mousePtF);
}
this.endNub.Location = mousePtF;
this.endPoint = mousePtF;
}
RenderGradient();
}
base.OnMouseMove(e);
}
protected override void OnMouseDown(MouseEventArgs e)
{
PointF mousePt = new PointF(e.X, e.Y);
MoveNubRenderer mouseCursorNub = PointToNub(mousePt);
if (this.mouseButton != MouseButtons.None)
{
this.shouldMoveBothNubs = !this.shouldMoveBothNubs;
}
else
{
bool startNewGradient = true;
this.mouseButton = e.Button;
if (!this.gradientActive)
{
this.shouldSwapColors = (this.mouseButton == MouseButtons.Right);
}
else
{
this.shouldMoveBothNubs = false;
// We are already in the process of drawing or adjusting a gradient.
// Determine if they clicked to drag one of the nubs for adjusting.
if (mouseCursorNub == null)
{
// No. Commit the old gradient and begin a new one.
CommitGradient();
startNewGradient = true;
this.shouldSwapColors = (this.mouseButton == MouseButtons.Right);
}
else
{
// Yes. Continue adjusting the old gradient.
Cursor = this.handCursorMouseDown;
this.mouseNub = mouseCursorNub;
this.mouseNub.Location = mousePt;
if (this.mouseNub == this.startNub)
{
this.startPoint = mousePt;
}
else
{
this.endPoint = mousePt;
}
if (this.mouseButton == MouseButtons.Right)
{
this.shouldSwapColors = !this.shouldSwapColors;
}
RenderGradient();
startNewGradient = false;
}
}
if (startNewGradient)
{
// Brand new gradient. Set everything up.
this.startPoint = mousePt;
this.startNub.Location = mousePt;
this.startNub.Visible = true;
this.endNub.Location = mousePt;
this.endNub.Visible = true;
this.endPoint = mousePt;
this.mouseNub = mouseCursorNub;
Cursor = this.toolMouseDownCursor;
this.gradientActive = true;
ClearSavedRegion();
RenderGradient();
this.historyMemento = new CompoundHistoryMemento(StaticName, StaticImage);
HistoryStack.PushNewMemento(this.historyMemento); // this makes it so they can push Esc to undo
}
}
base.OnMouseDown(e);
}
protected override void OnDeactivate()
{
PdnBaseForm.UnregisterFormHotKey(Keys.Back, OnBackspaceTyped);
base.OnDeactivate();
switch (mode)
{
case EditingMode.Editing:
SaveHistoryMemento();
break;
case EditingMode.EmptyEdit:
RedrawText(false);
break;
case EditingMode.NotEditing:
break;
default:
throw new InvalidEnumArgumentException("Invalid Editing Mode");
}
if (ra != null)
{
ra.Dispose();
ra = null;
}
if (saved != null)
{
saved.Dispose();
saved = null;
}
AppEnvironment.BrushInfoChanged -= brushChangedDelegate;
AppEnvironment.FontInfoChanged -= fontChangedDelegate;
AppEnvironment.FontSmoothingChanged -= fontSmoothingChangedDelegate;
AppEnvironment.TextAlignmentChanged -= alignmentChangedDelegate;
AppEnvironment.AntiAliasingChanged -= antiAliasChangedDelegate;
AppEnvironment.PrimaryColorChanged -= foreColorChangedDelegate;
AppEnvironment.SecondaryColorChanged -= new EventHandler(BackColorChangedHandler);
AppEnvironment.AlphaBlendingChanged -= new EventHandler(AlphaBlendingChangedHandler);
StopEditing();
this.threadPool = null;
this.RendererList.Remove(this.moveNub);
this.moveNub.Dispose();
this.moveNub = null;
if (this.textToolCursor != null)
{
this.textToolCursor.Dispose();
this.textToolCursor = null;
}
}
protected override void OnActivate()
{
PdnBaseForm.RegisterFormHotKey(Keys.Back, OnBackspaceTyped);
base.OnActivate();
this.textToolCursor = new Cursor(PdnResources.GetResourceStream("Cursors.TextToolCursor.cur"));
this.Cursor = this.textToolCursor;
fontChangedDelegate = new EventHandler(FontChangedHandler);
fontSmoothingChangedDelegate = new EventHandler(FontSmoothingChangedHandler);
alignmentChangedDelegate = new EventHandler(AlignmentChangedHandler);
brushChangedDelegate = new EventHandler(BrushChangedHandler);
antiAliasChangedDelegate = new EventHandler(AntiAliasChangedHandler);
foreColorChangedDelegate = new EventHandler(ForeColorChangedHandler);
ra = new RenderArgs(((BitmapLayer)ActiveLayer).Surface);
mode = EditingMode.NotEditing;
font = AppEnvironment.FontInfo.CreateFont();
alignment = AppEnvironment.TextAlignment;
AppEnvironment.BrushInfoChanged += brushChangedDelegate;
AppEnvironment.FontInfoChanged += fontChangedDelegate;
AppEnvironment.FontSmoothingChanged += fontSmoothingChangedDelegate;
AppEnvironment.TextAlignmentChanged += alignmentChangedDelegate;
AppEnvironment.AntiAliasingChanged += antiAliasChangedDelegate;
AppEnvironment.PrimaryColorChanged += foreColorChangedDelegate;
AppEnvironment.SecondaryColorChanged += new EventHandler(BackColorChangedHandler);
AppEnvironment.AlphaBlendingChanged += new EventHandler(AlphaBlendingChangedHandler);
this.threadPool = new PaintDotNet.Threading.ThreadPool();
this.moveNub = new MoveNubRenderer(this.RendererList);
this.moveNub.Shape = MoveNubShape.Compass;
this.moveNub.Size = new SizeF(10, 10);
this.moveNub.Visible = false;
this.RendererList.Add(this.moveNub, false);
}