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mapserver export class
git-svn-id: http://svn.osgeo.org/qgis/trunk@298 c8812cc2-4d05-0410-92ff-de0c093fc19c
This commit is contained in:
gsherman
parent
316a9e7ae7
commit
089d65d962
@ -4,7 +4,7 @@
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Date : 8-Nov-2003
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Copyright : (C) 2003 by Gary E.Sherman
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email : sherman at mrcc.com
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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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@ -14,44 +14,54 @@
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***************************************************************************/
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/* $Id$ */
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#include <iostream>
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#include <fstream>
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#include <qfiledialog.h>
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#include <qfileinfo.h>
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#include <qmessagebox.h>
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#include <qcolor.h>
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#include <qregexp.h>
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#include "qgsmaplayer.h"
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#ifdef POSTGRESQL
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#include "qgsdatabaselayer.h"
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#endif
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#include "qgsshapefilelayer.h"
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#include <iostream>
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#include <fstream>
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#include <qfiledialog.h>
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#include <qfileinfo.h>
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#include <qlineedit.h>
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#include <qcheckbox.h>
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#include <qcombobox.h>
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#include <qmessagebox.h>
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#include <qcolor.h>
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#include <qregexp.h>
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#include <qstring.h>
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#include "qgsmaplayer.h"
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#ifdef POSTGRESQL
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#include "qgsdatabaselayer.h"
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#endif
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#include "qgsshapefilelayer.h"
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#include "qgsmapcanvas.h"
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#include "qgsrect.h"
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#include "qgsmapserverexport.h"
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#include "qgis.h"
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QgsMapServerExport::QgsMapServerExport(QgsMapCanvas *_map, int _action) : map(_map), action(_action)
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// constructor
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QgsMapserverExport::QgsMapserverExport(QgsMapCanvas *_map,
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QWidget* parent, const char* name, bool modal, WFlags fl )
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: QgsMapserverExportBase(parent, name, modal, fl),
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map(_map)
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{
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}
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QgsMapServerExport::~QgsMapServerExport()
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// Default destructor
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QgsMapserverExport::~QgsMapserverExport()
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{
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}
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QString QgsMapServerExport::baseName(){
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QFileInfo fi(fullPath);
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// Get the base name for the map file
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QString QgsMapserverExport::baseName(){
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QFileInfo fi(txtMapFilePath->text());
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return fi.baseName(true);
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}
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bool QgsMapServerExport::write(){
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if(fullPath.isEmpty()){
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selectFileName();
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}
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// Write the map file
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bool QgsMapserverExport::write(){
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//QMessageBox::information(0,"Full Path",fullPath);
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int okToSave = 0;
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if(QFile::exists(fullPath) && (action == SAVEAS)){
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okToSave = QMessageBox::warning(0,"Overwrite File?",fullPath + " exists. \nDo you want to overwrite it?", "Yes", "No");
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// Check for file and prompt for overwrite if it exists
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if(QFile::exists(txtMapFilePath->text())){
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okToSave = QMessageBox::warning(0,"Overwrite File?",txtMapFilePath->text() +
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" exists. \nDo you want to overwrite it?", "Yes", "No");
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}
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if(okToSave == 0){
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// write the project information to the selected file
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@ -59,62 +69,62 @@ bool QgsMapServerExport::write(){
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return true;
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}else{
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return false;
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}
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}
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}
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//Read map server file to create a QGIS view
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//TODO - implement this function!
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bool QgsMapServerExport::read(){
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return true;
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}
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QString QgsMapServerExport::selectFileName(){
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if(action == SAVE && fullPath.isEmpty()){
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action = SAVEAS;
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}
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switch(action){
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case OPEN:
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fullPath = QFileDialog::getOpenFileName("./", "MapServer files (*.map)", 0, 0, "Choose a file to open" );
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break;
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case SAVEAS:
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fullPath = QFileDialog::getSaveFileName("./", "MapServer files (*.map)", 0, 0, "Choose a filename to save" );
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break;
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}
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return fullPath;
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}
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void QgsMapServerExport::setFileName(QString fn){
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void QgsMapserverExport::setFileName(QString fn){
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fullPath = fn;
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}
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QString QgsMapServerExport::fullPathName(){
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QString QgsMapserverExport::fullPathName(){
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return fullPath;
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}
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void QgsMapServerExport::writeMapFile(){
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void QgsMapserverExport::writeMapFile(){
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// write the map file, making massive assumptions about default values
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std::ofstream mapFile(fullPath);
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std::cout << "Opening map file " << txtMapFilePath->text() << std::endl;
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std::ofstream mapFile(txtMapFilePath->text());
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if(!mapFile.fail()){
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// header
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mapFile << "#\n# Map file generated by QGIS\n#" << std::endl;
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mapFile << "# Map file generated by QGIS version " << QGis::qgisVersion << std::endl;
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mapFile << "# Edit this file to customize for your interface" << std::endl;
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mapFile << "# Not all sections are complete. See comments for details." << std::endl;
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mapFile << "NAME QGIS_Map" << std::endl; //TODO - use the project name is set
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if(!chkExpLayersOnly->isChecked()){
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// header
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mapFile << "NAME " << txtMapName->text() << std::endl;
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mapFile << "STATUS ON" << std::endl;
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mapFile << "\n# Change size as desired" << std::endl;
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mapFile << "SIZE 600 600" << std::endl;
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mapFile << "\n# Map image size. Change size as desired" << std::endl;
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mapFile << "SIZE " << txtMapWidth->text() << " " << txtMapHeight->text() << std::endl;
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// web interface definition - this is minimal!
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mapFile << "#" << std::endl;
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mapFile << "# Start of web interface definition. Only the TEMPLATE parameter" << std::endl;
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mapFile << "# must be specified to display a map. See Mapserver documentation" << std::endl;
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mapFile << "#" << std::endl;
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mapFile << "WEB" << std::endl;
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mapFile << " #HEADER" << std::endl;
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mapFile << " TEMPLATE <html template file name>" << std::endl;
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mapFile << " #FOOTER" << std::endl;
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mapFile << " #MINSCALE" << std::endl;
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mapFile << " #MAXSCALE" << std::endl;
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// if no header is supplied, write the header line but comment it out
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if(txtWebHeader->text().isEmpty()){
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mapFile << " # HEADER" << std::endl;
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}else{
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// header provided - write it
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mapFile << " HEADER " << txtWebHeader->text() << std::endl;
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}
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// if no template provided, write the template line but comment it out
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if(txtWebTemplate->text().isEmpty()){
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mapFile << " # TEMPLATE" << std::endl;
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}else{
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// template provided - write it
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mapFile << " TEMPLATE " << txtWebTemplate->text() << std::endl;
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}
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// if no footer provided, write the footer line but comment it out
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if(txtWebFooter->text().isEmpty()){
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mapFile << " # FOOTER" << std::endl;
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}else{
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mapFile << " FOOTER " << txtWebFooter->text() << std::endl;
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}
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// write min and maxscale
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mapFile << " MINSCALE " << txtMinScale->text() << std::endl;
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mapFile << " MAXSCALE " << txtMaxScale->text() << std::endl;
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// end of web section
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mapFile << "END" << std::endl;
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// extent
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mapFile << "\n# Extent based on full extent of QGIS view" << std::endl;
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mapFile << "EXTENT ";
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@ -122,15 +132,22 @@ void QgsMapServerExport::writeMapFile(){
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mapFile << extent.xMin() << " " << extent.yMin() << " ";
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mapFile << extent.xMax() << " " << extent.yMax() << std::endl;
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// units
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mapFile << "UNITS METERS" << std::endl;
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mapFile << "UNITS " << cmbMapUnits->currentText() << std::endl;
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// image info
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mapFile << "IMAGECOLOR 255 255 255" << std::endl;
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mapFile << "IMAGETYPE PNG" << std::endl;
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mapFile << "IMAGETYPE " << cmbMapImageType->currentText() << std::endl;
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// projection information TODO: support projections :)
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mapFile << "# Projection definition" << std::endl;
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// TODO - write WEB section
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mapFile << "# Projections are not currenlty supported. If desired, add your own" << std::endl;
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mapFile << "# projection information based on Mapserver documentation." << std::endl;
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mapFile << "#" << std::endl;
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// layer definitions
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}else{
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mapFile << " # This file contains layer definitions only and is not a complete" << std::endl;
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mapFile << " # Mapserver map file." << std::endl;
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}
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// write layer definitions
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for(int i = 0; i < map->layerCount(); i++){
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bool isPolygon =false;
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bool isLine = false;
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@ -180,10 +197,12 @@ void QgsMapServerExport::writeMapFile(){
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break;
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case QgsMapLayer::DATABASE:
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QgsDatabaseLayer *dblyr = (QgsDatabaseLayer *)lyr;
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mapFile << " CONNECTION \"" << lyr->source() << "\"" << std::endl;
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mapFile << " CONNECTION \"" << lyr->source() << "\""
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<< std::endl;
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mapFile << " CONNECTIONTYPE postgis" << std::endl;
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mapFile << " DATA \"" << dblyr->geometryColumnName() <<
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" from " << dblyr->geometryTableName() << "\"" << std::endl;
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" from " << dblyr->geometryTableName() << "\""
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<< std::endl;
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break;
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}
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// create a simple class entry based on layer color
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@ -208,7 +227,9 @@ void QgsMapServerExport::writeMapFile(){
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mapFile << " END" << std::endl;
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mapFile << "END" << std::endl;
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}
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mapFile << "END # Map File";
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if(!chkExpLayersOnly->isChecked()){
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mapFile << "END # Map File";
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}
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mapFile.close();
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}else{
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}
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@ -16,17 +16,19 @@
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#ifndef QGSMAPSERVEREXPORT_H
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#define QGSMAPSERVEREXPORT_H
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#include "qgsmapserverexportbase.h"
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class QgsMapCanvas;
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/*! \class QgsMapServerExport
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* \brief Class to handle reading and writing a Qgis project file
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*/
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class QgsMapServerExport
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class QgsMapserverExport:public QgsMapserverExportBase
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{
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Q_OBJECT
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public:
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QgsMapServerExport(QgsMapCanvas *map=0, int action=SAVE);
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~QgsMapServerExport();
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QgsMapserverExport(QgsMapCanvas *map=0, QWidget* parent = 0,
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const char* name = 0, bool modal = FALSE, WFlags fl = 0 );
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~QgsMapserverExport();
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//! Read the file and create the map
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bool read();
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//! Write the contents of the map to a file
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