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/****************************************************************************
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** This file is part of the LibreCAD project, a 2D CAD program
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** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
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** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file gpl-2.0.txt included in the
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** packaging of this file.
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** This program 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
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** GNU General Public License for more details.
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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** This copyright notice MUST APPEAR in all copies of the script!
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**********************************************************************/
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#include "rs_graphicview.h"
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#include "rs_vector.h"
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* This class represents a grid. Grids can be drawn on graphic
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* views and snappers can snap to the grid points.
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* @author Andrew Mustun
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RS_Grid(RS_GraphicView* graphicView);
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void updatePointArray();
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* @return Array of all visible grid points.
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RS_Vector* getPoints() {
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*@return the closest grid point
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RS_Vector snapGrid(const RS_Vector& coord) const;
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* @return Number of visible grid points.
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void setCrosshairType(RS2::CrosshairType chType){
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RS2::CrosshairType getCrosshairType(){
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* @return Current grid spacing.
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//double getSpacing() {
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* @return Current meta grid spacing.
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//double getMetaSpacing() {
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// return metaSpacing;
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* @return Grid info for status widget.
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return QString("%1 / %2").arg(spacing).arg(metaSpacing);
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* @return Meta grid positions in X.
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* @return Number of visible meta grid lines in X.
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* @return Meta grid positions in Y.
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* @return Number of visible meta grid lines in Y.
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bool isIsometric() const{
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void setIsometric(bool b){
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RS_Vector getMetaGridWidth() const {
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return metaGridWidth;
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RS_Vector getCellVector()
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//! Graphic view this grid is connected to.
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RS_GraphicView* graphicView;
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//! Current grid spacing
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//! Current meta grid spacing
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//! Pointer to array of grid points
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RS_Vector baseGrid; // the left-bottom grid point
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RS_Vector cellV;// (dx,dy)
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RS_Vector metaGridWidth;
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//! Number of points in the array
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//! Meta grid positions in X
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//! Number of meta grid lines in X
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//! Meta grid positions in Y
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//! Number of meta grid lines in Y
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RS2::CrosshairType crosshairType;