init

actions/rs_actiondrawcircleinscribe.h

@@ -0,0 +1,79 @@
+/****************************************************************************
+**
+ * Draw ellipse by foci and a point on ellipse
+
+Copyright (C) 2011 Dongxu Li (dongxuli2011@gmail.com)
+Copyright (C) 2011 R. van Twisk (librecad@rvt.dds.nl)
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+**********************************************************************/
+
+#ifndef RS_ACTIONDRAWCIRCLEINSCRIBE_H
+#define RS_ACTIONDRAWCIRCLEINSCRIBE_H
+
+#include "rs_previewactioninterface.h"
+
+class RS_Line;
+struct RS_CircleData;
+
+/**
+ * Draw ellipse by foci and a point on ellipse
+ *
+ * @author Dongxu Li
+ */
+class RS_ActionDrawCircleInscribe : public RS_PreviewActionInterface {
+        Q_OBJECT
+public:
+    /**
+     * Action States.
+     */
+    enum Status {
+		SetLine1,   //  Setting the First Line.  */
+        SetLine2,   //  Setting the Second Line.  */
+        SetLine3   //  Setting the Third Line.  */
+    };
+
+public:
+    RS_ActionDrawCircleInscribe(RS_EntityContainer& container,
+                                 RS_GraphicView& graphicView);
+	~RS_ActionDrawCircleInscribe() override;
+
+	void init(int status=0) override;
+
+	void trigger() override;
+	bool preparePreview();
+
+	void mouseMoveEvent(QMouseEvent* e) override;
+	void mouseReleaseEvent(QMouseEvent* e) override;
+
+	//        void coordinateEvent(RS_CoordinateEvent* e) override;
+	//    void commandEvent(RS_CommandEvent* e) override;
+	QStringList getAvailableCommands() override;
+	void finish(bool updateTB=true) override;
+	void updateMouseButtonHints() override;
+	void updateMouseCursor() override;
+
+private:
+	/**
+	 * @brief clearLines unset highlighten lines, and clear the vector "lines"
+	 * @param checkStatus keep lines members according to getStatus()
+	 */
+	void clearLines(bool checkStatus=false);
+	struct Points;
+	std::unique_ptr<Points> pPoints;
+    bool valid;
+};
+
+#endif