wxchen/newspark110
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
Files
d045ed5fd84dbde12e5f2f663c4b0b4044c4f6b9
newspark110/ui/forms/qg_printpreviewoptions.cpp
Chenwenxuan edac2715f0 init
2024-03-06 14:54:30 +08:00

341 lines
11 KiB
C++
Raw Blame History

/****************************************************************************
**
** This file is part of the LibreCAD project, a 2D CAD program
**
** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
**
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file gpl-2.0.txt included in the
** packaging of this file.
**
** 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
**
** This copyright notice MUST APPEAR in all copies of the script!
**
**********************************************************************/
#include<cmath>
#include "qg_printpreviewoptions.h"
#include "rs_settings.h"
#include "rs_actionprintpreview.h"
#include "rs_math.h"
#include "ui_qg_printpreviewoptions.h"
#include "rs_debug.h"
/*
* Constructs a QG_PrintPreviewOptions as a child of 'parent', with the
* name 'name' and widget flags set to 'f'.
*/
QG_PrintPreviewOptions::QG_PrintPreviewOptions(QWidget* parent, Qt::WindowFlags fl)
: QWidget(parent, fl)
, defaultScales{0}
, ui(new Ui::Ui_PrintPreviewOptions{})
{
ui->setupUi(this);
init();
}
/*
* Destroys the object and frees any allocated resources
*/
QG_PrintPreviewOptions::~QG_PrintPreviewOptions()
{
saveSettings();
}
/*
* Sets the strings of the subwidgets using the current
* language.
*/
void QG_PrintPreviewOptions::languageChange()
{
ui->retranslateUi(this);
}
void QG_PrintPreviewOptions::init() {
imperialScales
<< "1\" = 1\""
<< "1\" = 2\""
<< "1\" = 4\""
<< "1\" = 8\""
<< "1\" = 16\""
<< "1\" = 32\""
<< "1\" = 64\""
<< "1\" = 128\""
<< "1\" = 256\"";
metricScales
<< "1:1" << "1:2" << "1:5" << "1:10"
<< "1:20" << "1:25" << "1:50" << "1:75" << "1:100"
<< "1:125" << "1:150" << "1:175" << "1:200"
<< "1:250" << "1:500" << "1:750" << "1:1000"
<< "1:2500" << "1:5000" << "1:7500" << "1:10000"
<< "2:1" << "5:1" << "10:1"
<< "20:1" << "25:1" << "50:1" << "75:1" << "100:1"
<< "125:1" << "150:1" << "175:1" << "200:1"
<< "250:1" << "500:1" << "750:1" << "1000:1";
RS_SETTINGS->beginGroup("/PrintPreview");
updateDisabled= RS_SETTINGS->readNumEntry("/PrintScaleFixed", 0)!=0;
scaleLineWidth= RS_SETTINGS->readNumEntry("/ScaleLineWidth", 0)!=0;
blackWhiteDisabled= RS_SETTINGS->readNumEntry("/BlackWhiteSet", 0)!=0;
RS_SETTINGS->endGroup();
action=nullptr;
//make sure user scale is accepted
ui->cbScale->setInsertPolicy(QComboBox::InsertAtTop);
}
void QG_PrintPreviewOptions::saveSettings() {
RS_SETTINGS->beginGroup("/PrintPreview");
RS_SETTINGS->writeEntry("/PrintScaleFixed", updateDisabled?1:0);
RS_SETTINGS->writeEntry("/ScaleLineWidth", QString(scaleLineWidth?"1":"0"));
RS_SETTINGS->writeEntry("/BlackWhiteSet", QString(blackWhiteDisabled?"1":"0"));
RS_SETTINGS->writeEntry("/PrintScaleValue", ui->cbScale->currentText());
RS_SETTINGS->endGroup();
action=nullptr;
}
/** print scale fixed to saved value **/
void QG_PrintPreviewOptions::setScaleFixed(bool fixed)
{
if (action) action->setPaperScaleFixed(fixed);
updateDisabled=fixed;
ui->cbScale->setDisabled(fixed);
ui->bFit->setVisible(!fixed);
if(ui->cFixed->isChecked() != fixed) {
ui->cFixed->setChecked(fixed);
}
RS_SETTINGS->beginGroup("/PrintPreview");
RS_SETTINGS->writeEntry("/PrintScaleFixed", updateDisabled?1:0);
RS_SETTINGS->writeEntry("/PrintScaleValue", ui->cbScale->currentText());
RS_SETTINGS->endGroup();
}
void QG_PrintPreviewOptions::setAction(RS_ActionInterface* a, bool update) {
if (a && a->rtti()==RS2::ActionFilePrintPreview) {
action = static_cast<RS_ActionPrintPreview*>(a);
/** fixed scale **/
if(update){
// std::cout<<__FILE__<<" : "<<__func__<<" : line "<<__LINE__<<std::endl;
// std::cout<<"update="<<update<<" : updateDisabled="<<updateDisabled <<std::endl;
// std::cout<<"update="<<update<<" : action->getPaperScaleFixed()="<<action->getPaperScaleFixed() <<std::endl;
if(updateDisabled||action->getPaperScaleFixed()){
if (!action->getPaperScaleFixed()){
RS_SETTINGS->beginGroup("/PrintPreview");
QString&& s=RS_SETTINGS->readEntry("/PrintScaleValue", "1:1");
RS_SETTINGS->endGroup();
updateDisabled=false;
scale(s);
}
updateDisabled=true;
setScaleFixed(true);
}else{
double currScale = action->getScale();
if( currScale > RS_TOLERANCE)
scale (currScale);
else
fit();
updateScaleBox();
setScaleFixed(false);
}
}else{
double f=action->getScale();
bool btmp=updateDisabled;
updateDisabled = true;
ui->cbScale->setDuplicatesEnabled(false);
RS2::Unit u = action->getUnit();
if (u==RS2::Inch) {
ui->cbScale->insertItems(0,imperialScales);
} else {
ui->cbScale->insertItems(0,metricScales);
}
defaultScales=ui->cbScale->count();
updateScaleBox(f);
updateDisabled = btmp;
setScaleFixed(updateDisabled);
}
setBlackWhite(blackWhiteDisabled);
setLineWidthScaling(scaleLineWidth);
} else {
RS_DEBUG->print(RS_Debug::D_ERROR,
"QG_PrintPreviewOptions::setAction: wrong action type");
action = nullptr;
}
}
void QG_PrintPreviewOptions::updateData() {
if (action) {
/*
action->setAngle(RS_Math::deg2rad(RS_Math::eval(leAngle->text())));
action->setFactor(RS_Math::eval(leFactor->text()));
*/
}
}
void QG_PrintPreviewOptions::center() {
if (action) {
action->center();
}
}
void QG_PrintPreviewOptions::setLineWidthScaling(bool state) {
if (action) {
if(ui->bScaleLineWidth->isChecked() != state) {
ui->bScaleLineWidth->setChecked(state);
}
scaleLineWidth = state;
action->setLineWidthScaling(state);
}
}
void QG_PrintPreviewOptions::setBlackWhite(bool on) {
if (action) {
if(ui->bBlackWhite->isChecked() != on) {
ui->bBlackWhite->setChecked(on);
}
blackWhiteDisabled = on;
action->setBlackWhite(on);
}
}
void QG_PrintPreviewOptions::fit() {
if(updateDisabled) return;
if (action) {
action->fit();
updateScaleBox();
}
}
void QG_PrintPreviewOptions::scale(const double& factor) {
double f=fabs(factor); // do we need negative factor at all?
if(action->setScale(f, false)){
// std::cout<<"QG_PrintPreviewOptions::scale(const QString& s): line: "<<__LINE__<<" s="<<factor<<std::endl;
updateScaleBox(f);
}
}
void QG_PrintPreviewOptions::scale(const QString& s0) {
QString s;
if (updateDisabled) {
s=ui->cbScale->currentText();
}else{
s=s0;
}
// std::cout<<"QG_PrintPreviewOptions::scale(const QString& s): s="<<qPrintable(s)<<std::endl;
double factor(1.);
if (s.contains(':')) {
bool ok1 = false;
bool ok2 = false;
int i = s.indexOf(':');
double n = RS_Math::eval(s.left(i),&ok1);
double d = RS_Math::eval(s.mid(i+1),&ok2);
if (ok1 && ok2 && d>1.0e-6 ){
factor=n/d;
}
} else if (s.contains('=')) {
bool ok = false;
int i = s.indexOf('=');
double d = RS_Math::eval(s.mid(i+2, s.length()-i-3),&ok);
if (ok && d>1.0e-6) {
factor=1.0/d;
}
} else {
bool ok = false;
double f = RS_Math::eval(s, &ok);
if (ok) {
factor=f;
}
}
factor=fabs(factor); // do we need negative factor at all?
// if(factor<1.0e-6 || factor>1.0e6) {
// if(factor>1.0e6){
// action->printWarning(tr("Paper scale factor larger than 1.0e6"));
// }else{
// action->printWarning(tr("Paper scale factor smaller than 1.0e-6"));
// }
// return;
// }
if(action->setScale(factor, false)){
// std::cout<<"QG_PrintPreviewOptions::scale(const QString& s): line: "<<__LINE__<<" s="<<factor<<std::endl;
updateScaleBox(factor);
}
}
//update the scalebox to
void QG_PrintPreviewOptions::updateScaleBox(){
updateScaleBox(action->getScale());
}
void QG_PrintPreviewOptions::updateScaleBox(const double& f){
// std::cout<<"void QG_PrintPreviewOptions::updateScaleBox() f="<<f<<std::endl;
int i;
for(i=0;i<ui->cbScale->count();i++){
QString s=ui->cbScale->itemText(i);
int i0 = s.indexOf(':');
bool ok1,ok2;
double n = s.left(i0).toDouble(&ok1);
double d = s.mid(i0+1).toDouble(&ok2);
if(! (ok1 && ok2)|| fabs(d)<RS_TOLERANCE) continue;
if(fabs(f-n/d)<RS_TOLERANCE) break;
}
if(i<ui->cbScale->count()){
ui->cbScale->setCurrentIndex(i);
// std::cout<<"QG_PrintPreviewOptions::updateScaleBox(): old: "<<qPrintable(ui->cbScale->currentText())<<std::endl;
return;
}
QString s("");
if(f>1.){
s=QString("%1:1").arg(f);
}else{
if(fabs(f)>RS_TOLERANCE) s=QString("1:%1").arg(1./f);
}
if(ui->cbScale->count()>defaultScales){
i=defaultScales;
ui->cbScale->setItemText(defaultScales,s);
}else{
ui->cbScale->addItem(s);
i=ui->cbScale->count()-1;
}
ui->cbScale->setCurrentIndex(i);
// std::cout<<"QG_PrintPreviewOptions::updateScaleBox(): new: "<<qPrintable(ui->cbScale->currentText())<<std::endl;
}
//void QG_PrintPreviewOptions::updateScaleBox(const QString& s) {
// if(ui->cbScale->count()>defaultScales) std::cout<<"ui->cbScale->last()="<<qPrintable(ui->cbScale->itemText(defaultScales))<<std::endl;
// std::cout<<"void QG_PrintPreviewOptions::updateScaleBox(QString) s="<<qPrintable(s)<<std::endl;
// int index=ui->cbScale->findText(s);
// std::cout<<"QG_PrintPreviewOptions::updateScaleBox(): ui->cbScale->findText(s)="<<index<<std::endl;
// //add the current sccale, bug#343794
// if(index>=defaultScales){
// index=defaultScales;
// ui->cbScale->setItemText(defaultScales,s);
// }else{
// if(index<0){
// ui->cbScale->addItem(s);
// index=ui->cbScale->count() -1;
// }
// }
// ui->cbScale->setCurrentIndex(index);
//}
void QG_PrintPreviewOptions::calcPagesNum() {
if (action) {
action->calcPagesNum();
}
}
Reference in New Issue View Git Blame Copy Permalink