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131 lines
3.1 KiB
131 lines
3.1 KiB
/* This file is part of the KDE project
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Copyright (C) 2001, 2002, 2003 The Karbon Developers
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __VPOLYLINETOOL_H__
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#define __VPOLYLINETOOL_H__
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#include <tqptrlist.h>
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#include <tqstring.h>
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#include "KoPoint.h"
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#include "vtool.h"
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class TQLabel;
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class TQWidget;
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class VPath;
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class TQCursor;
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/**
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* The polyline tool.
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*
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* When the tool is activated, you draw your polyline until the tool is
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* deactivated.
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* When the mouse button is pressed, you add a Bezier node and sets the vector by
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* dragging it.
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* While dragging, when you press on CTRL, you edit the other vector, and when
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* you press on SHIFT the current segment, the segment becames a line.
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*/
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class VPolylineTool : public VTool
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{
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Q_OBJECT
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public:
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VPolylineTool( KarbonView *view );
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~VPolylineTool();
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virtual void setup(TDEActionCollection *collection);
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virtual void activate();
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virtual void deactivate();
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virtual TQString uiname() { return i18n( "Polyline Tool" ); }
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virtual TQString contextHelp();
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virtual enumToolType toolType() { return TOOL_FREEHAND; }
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protected:
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/**
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* Helper method: draws the polyline.
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*/
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void draw();
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/**
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* Helper method: draws a bezier vector.
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*/
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void drawBezierVector( KoPoint& start, KoPoint& end );
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/**
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* Creates the polyline from the bezier points.
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*/
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void createObject();
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/**
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* Initializes the specified path with the actual bezier points.
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*/
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void initializePath( VPath &path );
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virtual void mouseMove();
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virtual void mouseButtonPress();
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virtual void mouseButtonRelease();
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virtual void rightMouseButtonRelease();
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virtual void mouseButtonDblClick();
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virtual void mouseDrag();
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virtual void mouseDragRelease();
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virtual void mouseDragShiftPressed();
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virtual void mouseDragCtrlPressed();
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virtual void mouseDragShiftReleased();
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virtual void mouseDragCtrlReleased();
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virtual void cancel();
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virtual void cancelStep();
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virtual void accept();
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/**
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* The list of this polyline points.
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*/
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TQPtrList<KoPoint> m_bezierPoints;
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/**
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* The start of the last drawn vector.
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*/
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KoPoint m_lastVectorStart;
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/**
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* The end of the last drawn vector.
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*/
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KoPoint m_lastVectorEnd;
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/**
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* Indicates if the polyline is to close.
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*/
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bool m_close;
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protected slots:
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void commandExecuted();
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private:
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TQCursor* m_crossCursor;
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};
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#endif
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