protected override void OnMouseDown (DrawingArea canvas, ButtonPressEventArgs args, Cairo.PointD point)
{
// Ignore extra button clicks while drawing
if (is_drawing)
return;
Document doc = PintaCore.Workspace.ActiveDocument;
hist = new SelectionHistoryItem(Icon, Name);
hist.TakeSnapshot();
reset_origin = args.Event.GetPoint();
active_control = HandleResize (point);
if (!active_control.HasValue)
{
combine_mode = PintaCore.Workspace.SelectionHandler.DetermineCombineMode(args);
double x = Utility.Clamp(point.X, 0, doc.ImageSize.Width - 1);
double y = Utility.Clamp(point.Y, 0, doc.ImageSize.Height - 1);
shape_origin = new PointD(x, y);
doc.PreviousSelection.Dispose ();
doc.PreviousSelection = doc.Selection.Clone();
doc.Selection.SelectionPolygons.Clear();
// The bottom right corner should be selected.
active_control = 3;
}
is_drawing = true;
}
protected override void OnMouseDown(DrawingArea canvas, ButtonPressEventArgs args, Cairo.PointD point)
{
shape_origin = point;
is_drawing = true;
hist = new SelectionHistoryItem (Icon, Name);
hist.TakeSnapshot ();
}
protected override void OnStartTransform ()
{
base.OnStartTransform ();
Document doc = PintaCore.Workspace.ActiveDocument;
original_selection = new List<List<IntPoint>> (doc.Selection.SelectionPolygons);
hist = new SelectionHistoryItem (Icon, Name);
hist.TakeSnapshot ();
}
protected override void OnMouseDown(DrawingArea canvas, ButtonPressEventArgs args, Cairo.PointD point)
{
// Ignore extra button clicks while drawing
if (is_drawing)
return;
shape_origin = point;
is_drawing = true;
hist = new SelectionHistoryItem (Icon, Name);
hist.TakeSnapshot ();
}
private void HandlePintaCoreActionsEditDeselectActivated(object sender, EventArgs e)
{
Document doc = PintaCore.Workspace.ActiveDocument;
PintaCore.Tools.Commit();
SelectionHistoryItem hist = new SelectionHistoryItem("Menu.Edit.Deselect.png", Catalog.GetString("Deselect"));
hist.TakeSnapshot();
doc.ResetSelectionPaths();
doc.History.PushNewItem(hist);
doc.Workspace.Invalidate();
}
private void HandlePintaCoreActionsEditDeselectActivated(object sender, EventArgs e)
{
Document doc = PintaCore.Workspace.ActiveDocument;
PintaCore.Tools.Commit();
SelectionHistoryItem hist = new SelectionHistoryItem(Resources.Icons.EditSelectionNone, Translations.GetString("Deselect"));
hist.TakeSnapshot();
doc.ResetSelectionPaths();
doc.History.PushNewItem(hist);
doc.Workspace.Invalidate();
}
private void HandlePintaCoreActionsEditSelectAllActivated(object sender, EventArgs e)
{
Document doc = PintaCore.Workspace.ActiveDocument;
PintaCore.Tools.Commit();
SelectionHistoryItem hist = new SelectionHistoryItem(Stock.SelectAll, Catalog.GetString("Select All"));
hist.TakeSnapshot();
doc.ResetSelectionPaths();
doc.Selection.Visible = true;
doc.History.PushNewItem(hist);
doc.Workspace.Invalidate();
}
protected override void OnMouseDown (Gtk.DrawingArea canvas, Gtk.ButtonPressEventArgs args, Cairo.PointD point)
{
if (is_drawing)
return;
hist = new SelectionHistoryItem (Icon, Name);
hist.TakeSnapshot ();
combine_mode = PintaCore.Workspace.SelectionHandler.DetermineCombineMode (args);
path = null;
is_drawing = true;
var doc = PintaCore.Workspace.ActiveDocument;
doc.PreviousSelection.Dispose ();
doc.PreviousSelection = doc.Selection.Clone();
}
void HandleInvertSelectionActivated(object sender, EventArgs e)
{
Document doc = PintaCore.Workspace.ActiveDocument;
// Clear the selection resize handles if necessary.
doc.ToolLayer.Clear();
SelectionHistoryItem historyItem = new SelectionHistoryItem("Menu.Edit.InvertSelection.png",
Catalog.GetString("Invert Selection"));
historyItem.TakeSnapshot();
doc.Selection.Invert(doc.SelectionLayer.Surface, doc.ImageSize);
doc.History.PushNewItem(historyItem);
doc.Workspace.Invalidate();
}
protected override void OnMouseDown(DrawingArea canvas, ButtonPressEventArgs args, Cairo.PointD point)
{
// Ignore extra button clicks while drawing
if (is_drawing)
return;
Document doc = PintaCore.Workspace.ActiveDocument;
// Selection is around the pixel selection so add 1 pixel
double x = Utility.Clamp (point.X, 0, doc.ImageSize.Width);
double y = Utility.Clamp (point.Y, 0, doc.ImageSize.Height);
shape_origin = new PointD (x, y);
is_drawing = true;
hist = new SelectionHistoryItem (Icon, Name);
hist.TakeSnapshot ();
}
void HandleInvertSelectionActivated(object sender, EventArgs e)
{
PintaCore.Tools.Commit();
Document doc = PintaCore.Workspace.ActiveDocument;
// Clear the selection resize handles if necessary.
doc.Layers.ToolLayer.Clear();
SelectionHistoryItem historyItem = new SelectionHistoryItem(Resources.Icons.EditSelectionInvert,
Translations.GetString("Invert Selection"));
historyItem.TakeSnapshot();
doc.Selection.Invert(doc.Layers.SelectionLayer.Surface, doc.ImageSize);
doc.History.PushNewItem(historyItem);
doc.Workspace.Invalidate();
}
protected override void OnFillRegionComputed(Point[][] polygonSet)
{
Document doc = PintaCore.Workspace.ActiveDocument;
SelectionHistoryItem undoAction = new SelectionHistoryItem(this.Icon, this.Name);
undoAction.TakeSnapshot();
doc.PreviousSelection.Dispose ();
doc.PreviousSelection = doc.Selection.Clone ();
doc.Selection.SelectionPolygons.Clear ();
SelectionModeHandler.PerformSelectionMode (combine_mode, DocumentSelection.ConvertToPolygons (polygonSet));
doc.History.PushNewItem(undoAction);
doc.Workspace.Invalidate();
}
protected override void OnMouseUp (Gtk.DrawingArea canvas, Gtk.ButtonReleaseEventArgs args, Cairo.PointD point)
{
Document doc = PintaCore.Workspace.ActiveDocument;
ImageSurface surf = doc.SelectionLayer.Surface;
using (Context g = new Context (surf)) {
if (path != null) {
g.AppendPath (path);
(path as IDisposable).Dispose ();
path = null;
}
g.FillRule = FillRule.EvenOdd;
g.ClosePath ();
}
doc.Selection.SelectionPolygons.Clear ();
doc.Selection.SelectionPolygons.Add(lasso_polygon.ToList());
SelectionModeHandler.PerformSelectionMode (combine_mode, doc.Selection.SelectionPolygons);
doc.Workspace.Invalidate ();
if (hist != null)
{
doc.History.PushNewItem (hist);
hist = null;
}
lasso_polygon.Clear();
is_drawing = false;
}
protected override void OnMouseUp(Gtk.DrawingArea canvas, Gtk.ButtonReleaseEventArgs args, Cairo.PointD point)
{
is_dragging = false;
if (hist != null)
PintaCore.Workspace.ActiveDocument.History.PushNewItem (hist);
hist = null;
}
protected override void OnMouseDown(Gtk.DrawingArea canvas, Gtk.ButtonPressEventArgs args, Cairo.PointD point)
{
// If we are already drawing, ignore any additional mouse down events
if (is_dragging)
return;
origin_offset = point;
is_dragging = true;
hist = new SelectionHistoryItem (Icon, Name);
hist.TakeSnapshot ();
}
protected override void OnMouseUp(DrawingArea canvas, ButtonReleaseEventArgs args, Cairo.PointD point)
{
// If the user didn't move the mouse, they want to deselect
int tolerance = 0;
if (Math.Abs (reset_origin.X - args.Event.X) <= tolerance && Math.Abs (reset_origin.Y - args.Event.Y) <= tolerance) {
PintaCore.Actions.Edit.Deselect.Activate ();
hist.Dispose ();
hist = null;
handler_active = false;
Document doc = PintaCore.Workspace.ActiveDocument;
doc.ToolLayer.Clear ();
} else {
if (hist != null)
PintaCore.Workspace.ActiveDocument.History.PushNewItem (hist);
handler_active = true;
hist = null;
}
is_drawing = false;
}
protected override void OnMouseDown(DrawingArea canvas, ButtonPressEventArgs args, Cairo.PointD point)
{
// Ignore extra button clicks while drawing
if (is_drawing)
return;
reset_origin = args.Event.GetPoint ();
Document doc = PintaCore.Workspace.ActiveDocument;
if (!handler_active || !HandleResize (point.X, point.Y)) {
double x = Utility.Clamp (point.X, 0, doc.ImageSize.Width - 1);
double y = Utility.Clamp (point.Y, 0, doc.ImageSize.Height - 1);
shape_origin = new PointD (x, y);
doc.Selection.SelectionPolygons.Clear ();
is_drawing = true;
}
hist = new SelectionHistoryItem (Icon, Name);
hist.TakeSnapshot ();
}
private void HandlePintaCoreActionsEditDeselectActivated(object sender, EventArgs e)
{
Document doc = PintaCore.Workspace.ActiveDocument;
PintaCore.Tools.Commit ();
SelectionHistoryItem hist = new SelectionHistoryItem ("Menu.Edit.Deselect.png", Catalog.GetString ("Deselect"));
hist.TakeSnapshot ();
doc.ResetSelectionPath ();
doc.History.PushNewItem (hist);
doc.Workspace.Invalidate ();
}
private void HandlePintaCoreActionsEditSelectAllActivated(object sender, EventArgs e)
{
Document doc = PintaCore.Workspace.ActiveDocument;
PintaCore.Tools.Commit ();
SelectionHistoryItem hist = new SelectionHistoryItem (Stock.SelectAll, Catalog.GetString ("Select All"));
hist.TakeSnapshot ();
doc.ResetSelectionPath ();
doc.ShowSelection = true;
doc.History.PushNewItem (hist);
doc.Workspace.Invalidate ();
}
protected override void OnMouseUp(DrawingArea canvas, ButtonReleaseEventArgs args, Cairo.PointD point)
{
double x = point.X;
double y = point.Y;
// If the user didn't move the mouse, they want to deselect
int tolerance = 2;
if (Math.Abs (shape_origin.X - x) <= tolerance && Math.Abs (shape_origin.Y - y) <= tolerance) {
PintaCore.Actions.Edit.Deselect.Activate ();
hist.Dispose ();
hist = null;
} else {
if (hist != null)
PintaCore.History.PushNewItem (hist);
hist = null;
}
is_drawing = false;
}
private void HandlePintaCoreActionsEditSelectAllActivated(object sender, EventArgs e)
{
PintaCore.Layers.FinishSelection ();
SelectionHistoryItem hist = new SelectionHistoryItem ("Menu.Edit.SelectAll.png", Mono.Unix.Catalog.GetString ("Select All"));
hist.TakeSnapshot ();
PintaCore.Layers.ResetSelectionPath ();
PintaCore.Layers.ShowSelection = true;
PintaCore.History.PushNewItem (hist);
PintaCore.Workspace.Invalidate ();
}
protected override void OnFillRegionComputed(Point[][] polygonSet)
{
Document doc = PintaCore.Workspace.ActiveDocument;
SelectionHistoryItem undoAction = new SelectionHistoryItem(this.Icon, this.Name);
undoAction.TakeSnapshot();
//Convert Pinta's passed in Polygon Set to a Clipper Polygon collection.
List<List<IntPoint>> newPolygons = DocumentSelection.ConvertToPolygons(polygonSet);
using (Context g = new Context(PintaCore.Layers.CurrentLayer.Surface))
{
//Make sure time isn't wasted if the CombineMode is Replace - Replace is much simpler than the other 4 selection modes.
if (combineMode == CombineMode.Replace)
{
//Clear any previously stored Polygons.
doc.Selection.SelectionPolygons.Clear();
//Set the resulting selection path to the new selection path.
doc.Selection.SelectionPolygons = newPolygons;
doc.Selection.SelectionPath = g.CreatePolygonPath(polygonSet);
}
else
{
List<List<IntPoint>> resultingPolygons = new List<List<IntPoint>>();
//Specify the Clipper Subject (the previous Polygons) and the Clipper Clip (the new Polygons).
//Note: for Union, ignore the Clipper Library instructions - the new polygon(s) should be Clips, not Subjects!
doc.Selection.SelectionClipper.AddPolygons(doc.Selection.SelectionPolygons, PolyType.ptSubject);
doc.Selection.SelectionClipper.AddPolygons(newPolygons, PolyType.ptClip);
switch (combineMode)
{
case CombineMode.Xor:
//Xor means "Combine both Polygon sets, but leave out any areas of intersection between the two."
doc.Selection.SelectionClipper.Execute(ClipType.ctXor, resultingPolygons);
break;
case CombineMode.Exclude:
//Exclude == Difference
//Exclude/Difference means "Subtract any overlapping areas of the new Polygon set from the old Polygon set."
doc.Selection.SelectionClipper.Execute(ClipType.ctDifference, resultingPolygons);
break;
case CombineMode.Intersect:
//Intersect means "Leave only the overlapping areas between the new and old Polygon sets."
doc.Selection.SelectionClipper.Execute(ClipType.ctIntersection, resultingPolygons);
break;
default:
//Default should only be *CombineMode.Union*, but just in case...
//Union means "Combine both Polygon sets, and keep any overlapping areas as well."
doc.Selection.SelectionClipper.Execute(ClipType.ctUnion, resultingPolygons);
break;
}
//After using Clipper, it has to be cleared so there are no conflicts with its next usage.
doc.Selection.SelectionClipper.Clear();
//Set the resulting selection path to the calculated ("clipped") selection path.
doc.Selection.SelectionPolygons = resultingPolygons;
doc.Selection.SelectionPath = g.CreatePolygonPath(DocumentSelection.ConvertToPolygonSet(resultingPolygons));
}
}
doc.History.PushNewItem(undoAction);
doc.Workspace.Invalidate();
}
void HandleInvertSelectionActivated(object sender, EventArgs e)
{
PintaCore.Tools.Commit ();
Document doc = PintaCore.Workspace.ActiveDocument;
// Clear the selection resize handles if necessary.
doc.ToolLayer.Clear ();
SelectionHistoryItem historyItem = new SelectionHistoryItem ("Menu.Edit.InvertSelection.png",
Catalog.GetString ("Invert Selection"));
historyItem.TakeSnapshot ();
doc.Selection.Invert (doc.SelectionLayer.Surface, doc.ImageSize);
doc.History.PushNewItem (historyItem);
doc.Workspace.Invalidate ();
}
protected override void OnFillRegionComputed(Point[][] polygonSet)
{
SelectionHistoryItem undoAction = new SelectionHistoryItem (this.Icon, this.Name);
undoAction.TakeSnapshot ();
Path path = PintaCore.Layers.SelectionPath;
using (Context g = new Context (PintaCore.Layers.CurrentLayer.Surface)) {
PintaCore.Layers.SelectionPath = g.CreatePolygonPath (polygonSet);
switch (combineMode) {
case CombineMode.Union:
g.AppendPath (path);
break;
case CombineMode.Xor:
//not supported
break;
case CombineMode.Exclude:
//not supported
break;
case CombineMode.Replace:
//do nothing
break;
}
}
(path as IDisposable).Dispose ();
//Selection.PerformChanging();
//Selection.SetContinuation(polygonSet, this.combineMode);
//Selection.CommitContinuation();
//Selection.PerformChanged();
PintaCore.History.PushNewItem (undoAction);
PintaCore.Workspace.Invalidate ();
}
protected override void OnFinishTransform()
{
base.OnFinishTransform ();
if (hist != null)
PintaCore.Workspace.ActiveDocument.History.PushNewItem (hist);
hist = null;
original_selection = null;
}
protected override void OnMouseUp(DrawingArea canvas, ButtonReleaseEventArgs args, Cairo.PointD point)
{
Document doc = PintaCore.Workspace.ActiveDocument;
// If the user didn't move the mouse, they want to deselect
int tolerance = 0;
if (Math.Abs (reset_origin.X - args.Event.X) <= tolerance && Math.Abs (reset_origin.Y - args.Event.Y) <= tolerance) {
PintaCore.Actions.Edit.Deselect.Activate ();
if (hist != null)
{
hist.Dispose();
hist = null;
}
doc.ToolLayer.Clear ();
} else {
ClearHandles (doc.ToolLayer);
ReDraw(args.Event.State);
if (doc.Selection != null)
{
SelectionModeHandler.PerformSelectionMode (combine_mode, doc.Selection.SelectionPolygons);
doc.Selection.Origin = shape_origin;
doc.Selection.End = shape_end;
PintaCore.Workspace.Invalidate();
}
if (hist != null)
{
doc.History.PushNewItem(hist);
hist = null;
}
}
is_drawing = false;
active_control = null;
// Update the mouse cursor.
UpdateCursor (point);
}
