X-Git-Url: http://shamusworld.gotdns.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Factions%2Factiondrawpolyline.cpp;h=f4f81a4c3bebb7d5b2bb7902e3e78abb8648307e;hb=e1d1cacbb43055988d0d9db632fdf05c0bea9543;hp=e69de29bb2d1d6434b8b29ae775ad8c2e48c5391;hpb=f62cebc26c7c3af447f0e4e4c43331f8589dce22;p=architektonas

diff --git a/src/actions/actiondrawpolyline.cpp b/src/actions/actiondrawpolyline.cpp
index e69de29..f4f81a4 100644
--- a/src/actions/actiondrawpolyline.cpp
+++ b/src/actions/actiondrawpolyline.cpp
@@ -0,0 +1,169 @@
+// actiondrawpolyline.cpp
+//
+// Part of the Architektonas Project
+// by James L. Hammons
+// Copyright (C) 2010 Underground Software
+// See the README and GPLv2 files for licensing and warranty information
+//
+// JLH = James L. Hammons <jlhamm@acm.org>
+//
+// Who  When        What
+// ---  ----------  -----------------------------------------------------------
+// JLH  09/13/2010  Created this file. :-)
+//
+
+#include "actiondrawpolyline.h"
+
+#include "debug.h"
+#include "dialogfactory.h"
+#include "graphicview.h"
+#include "polyline.h"
+
+ActionDrawPolyline::ActionDrawPolyline(EntityContainer & container,
+	GraphicView & graphicView):
+	ActionInterface("Draw polyline", container, graphicView)
+{
+	vertex = Vector(false);
+	polyline = NULL;
+}
+
+ActionDrawPolyline::~ActionDrawPolyline()
+{
+	if (polyline)
+		delete polyline;
+}
+
+void ActionDrawPolyline::trigger()
+{
+	if (polyline)
+	{
+		container->addEntity(polyline);
+//		deleteSnapper();
+
+		if (document)
+		{
+			document->startUndoCycle();
+			document->addUndoable(polyline);
+			document->endUndoCycle();
+		}
+
+		DEBUG->print("ActionDrawPolyline::trigger(): polyline added: %d", polyline->getId());
+		polyline = NULL;
+	}
+}
+
+void ActionDrawPolyline::mouseMoveEvent(QMouseEvent * e)
+{
+	if (vertex.valid && polyline)
+	{
+		Vector v = snapPoint(e);
+		Entity * ent = polyline->addVertex(v);
+		ent->setLayerToActive();
+		ent->setPenToActive();
+
+//		deleteSnapper();
+//		graphicView->drawEntity(ent);
+//		drawSnapper();
+
+		vertex = v;
+		DEBUG->print("ActionDrawPolyline::mouseMoveEvent(): line added: %d", ent->getId());
+	}
+}
+
+void ActionDrawPolyline::mousePressEvent(QMouseEvent * e)
+{
+	if (e->button() == Qt::LeftButton)
+	{
+		vertex = snapPoint(e);
+		polyline = new Polyline(container, PolylineData(vertex, vertex, 0));
+		polyline->setLayerToActive();
+		polyline->setPenToActive();
+	}
+}
+
+void ActionDrawPolyline::mouseReleaseEvent(QMouseEvent * e)
+{
+	if (e->button() == Qt::LeftButton)
+	{
+		vertex = Vector(false);
+		trigger();
+	}
+	else if (e->button() == Qt::RightButton)
+	{
+		if (polyline)
+		{
+			delete polyline;
+			polyline = NULL;
+		}
+
+//		deleteSnapper();
+		init(getStatus() - 1);
+		graphicView->redraw();	//hm.
+	}
+}
+
+void ActionDrawPolyline::updateMouseButtonHints()
+{
+	switch (getStatus())
+	{
+	case 0:
+		DIALOGFACTORY->updateMouseWidget(tr("Click and drag to draw a line"), tr("Cancel"));
+		break;
+
+	default:
+		DIALOGFACTORY->updateMouseWidget("", "");
+		break;
+	}
+}
+
+void ActionDrawPolyline::updateMouseCursor()
+{
+	graphicView->setMouseCursor(RS2::CadCursor);
+}
+
+void ActionDrawPolyline::updateToolBar()
+{
+	if (!isFinished())
+		DIALOGFACTORY->requestToolBar(RS2::ToolBarSnap);
+	else
+		DIALOGFACTORY->requestToolBar(RS2::ToolBarPolylines);
+}
+
+void ActionDrawPolyline::close()
+{
+#if 0
+//NOTE: We should grey out the "close" button until the conditions for its use are satisfied.
+//      Though I can see how this would be called via cmd line... So I guess it's OK
+	if (history.count() > 2 && start.valid)
+	{
+		data.endpoint = start;
+		trigger();
+		setStatus(SetFirstPoint);
+		graphicView->moveRelativeZero(start);
+	}
+	else
+		DIALOGFACTORY->commandMessage(tr("Cannot close sequence of lines: Not enough entities defined yet."));
+#else
+	DIALOGFACTORY->commandMessage(tr("Close functionality not defined yet..."));
+#endif
+}
+
+void ActionDrawPolyline::undo()
+{
+#if 0
+//NOTE: We should grey out the "undo" button until the conditions for its use are satisfied.
+	if (history.count() > 1)
+	{
+		history.removeLast();
+		graphicView->setCurrentAction(new ActionEditUndo(true, *container, *graphicView));
+		data.startpoint = *history.last();
+		graphicView->moveRelativeZero(data.startpoint);
+		graphicView->preview.clear();
+		graphicView->redraw();
+	}
+	else
+		DIALOGFACTORY->commandMessage(tr("Cannot undo: Not enough entities defined yet."));
+#else
+	DIALOGFACTORY->commandMessage(tr("Undo functionality not defined yet..."));
+#endif
+}