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113 lines
3.3 KiB
C++
113 lines
3.3 KiB
C++
/***************************************************************************
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plugin.cpp
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Plugin to draw scale bar on map
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Functions:
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-------------------
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begin : Jun 1, 2004
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copyright : (C) 2004 by Peter Brewer
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email : sbr00pwb@users.sourceforge.net
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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/* $Id$ */
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#ifndef QGSCALEBARPLUGIN
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#define QGSCALEBARPLUGIN
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#include "../qgisplugin.h"
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#include <qwidget.h>
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#include <qpainter.h>
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#include <qpointarray.h>
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#include "../../src/qgisapp.h"
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/**
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* \class Plugin
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* \brief OpenModeller plugin for QGIS
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*
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*/
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class QgsScaleBarPlugin:public QObject, public QgisPlugin
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{
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Q_OBJECT public:
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/**
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* Constructor for a plugin. The QgisApp and QgisIface pointers are passed by
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* QGIS when it attempts to instantiate the plugin.
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* @param qgis Pointer to the QgisApp object
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* @param qI Pointer to the QgisIface object.
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*/
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QgsScaleBarPlugin(QgisApp * , QgisIface * );
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//! Destructor
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virtual ~ QgsScaleBarPlugin();
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public slots:
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//! init the gui
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virtual void initGui();
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//!set values on the gui when a project is read or the gui first loaded
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void projectRead();
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//!this does the meaty bit of the work
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void renderScaleBar(QPainter *);
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//! Show the dialog box
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void run();
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//! Refresh the map display using the mapcanvas exported via the plugin interface
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void refreshCanvas();
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//! unload the plugin
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void unload();
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//! show the help document
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void help();
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//! set scale bar placement
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void setPlacement(QString);
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//! set preferred size of scale bar
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void setPreferredSize(int);
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//! set whether the scale bar length should snap to the closest A*10^B
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void setSnapping(bool);
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//! set whether scale bar is enabled
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void setEnabled(bool);
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//! set the scale bar style
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void setStyle(QString);
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//! set the scale bar colour
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void setColour(QColor);
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private:
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int pluginType;
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//! Id of the plugin's menu. Used for unloading
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int menuIdInt;
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//! Placement of the scale bar
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QString mPlacement;
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//! The size preferred size of the scale bar
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int mPreferredSize;
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//! Should we snap to integer times power of 10?
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bool mSnapping;
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//! Scale bar enabled?
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bool mEnabled;
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//! Style of scale bar
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QString mStyle;
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//! The scale bar colour
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QColor mColour;
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//! Pointer to our toolbar
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QToolBar *toolBarPointer;
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//! Pointer to our menu
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QMenuBar *menuBarPointer;
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//! Pionter to QGIS main application object
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QgisApp *qgisMainWindowPointer;
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//! Pointer to the QGIS interface object
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QgisIface *qGisInterface;
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//! Pointer to the QAction object used in the menu and toolbar
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QAction *myQActionPointer;
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};
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#endif
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