lyx_mirror/src/frontends/qt2/QGraphics.C

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/**
* \file QGraphics.C
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author John Levon
* \author Edwin Leuven
* \author Herbert Voss
*
* Full author contact details are available in file CREDITS
*/
#include <config.h>
#include "QtLyXView.h"
#include "ControlGraphics.h"
#include "controllers/helper_funcs.h"
#include "support/lstrings.h"
#include "support/tostr.h"
#include "support/FileInfo.h"
#include "support/filetools.h"
#include "support/lyxlib.h"
#include "insets/insetgraphicsParams.h"
//#include "bufferparams.h"
#include "lyxrc.h"
#include "lengthcombo.h"
#include "qt_helpers.h"
#include "lengthcommon.h"
#include "lyxlength.h"
#include "debug.h"
#include <qlineedit.h>
#include <qpushbutton.h>
#include <qcheckbox.h>
#include <qradiobutton.h>
#include <qcombobox.h>
#include <qgroupbox.h>
#include <qbuttongroup.h>
#include <qlabel.h>
#include "QGraphicsDialog.h"
#include "QGraphics.h"
#include "Qt2BC.h"
using namespace lyx::support;
using std::vector;
using std::endl;
typedef QController<ControlGraphics, QView<QGraphicsDialog> > base_class;
QGraphics::QGraphics(Dialog & parent)
: base_class(parent, _("LyX: Graphics"))
{
}
void QGraphics::build_dialog()
{
dialog_.reset(new QGraphicsDialog(this));
bcview().setOK(dialog_->okPB);
bcview().setApply(dialog_->applyPB);
bcview().setRestore(dialog_->restorePB);
bcview().setCancel(dialog_->closePB);
bcview().addReadOnly(dialog_->rotateGB);
bcview().addReadOnly(dialog_->latexoptions);
bcview().addReadOnly(dialog_->subfigure);
bcview().addReadOnly(dialog_->subcaption);
bcview().addReadOnly(dialog_->filenameL);
bcview().addReadOnly(dialog_->filename);
bcview().addReadOnly(dialog_->browsePB);
bcview().addReadOnly(dialog_->unzipCB);
bcview().addReadOnly(dialog_->filename);
bcview().addReadOnly(dialog_->lbX);
bcview().addReadOnly(dialog_->lbY);
bcview().addReadOnly(dialog_->rtX);
bcview().addReadOnly(dialog_->rtY);
bcview().addReadOnly(dialog_->lbXunit);
bcview().addReadOnly(dialog_->lbYunit);
bcview().addReadOnly(dialog_->rtXunit);
bcview().addReadOnly(dialog_->rtYunit);
bcview().addReadOnly(dialog_->draftCB);
bcview().addReadOnly(dialog_->clip);
bcview().addReadOnly(dialog_->unzipCB);
bcview().addReadOnly(dialog_->subfigure);
bcview().addReadOnly(dialog_->subcaption);
bcview().addReadOnly(dialog_->showCB);
bcview().addReadOnly(dialog_->width);
bcview().addReadOnly(dialog_->height);
bcview().addReadOnly(dialog_->displayCB);
bcview().addReadOnly(dialog_->displayscale);
bcview().addReadOnly(dialog_->widthUnit);
bcview().addReadOnly(dialog_->heightUnit);
bcview().addReadOnly(dialog_->aspectratio);
bcview().addReadOnly(dialog_->angle);
bcview().addReadOnly(dialog_->origin);
bcview().addReadOnly(dialog_->latexoptions);
bcview().addReadOnly(dialog_->getPB);
}
namespace {
// returns the number of the string s in the vector v
int getItemNo(vector<string> v, string const & s) {
vector<string>::const_iterator cit =
find(v.begin(), v.end(), s);
return (cit != v.end()) ? int(cit - v.begin()) : 0;
}
// returns the number of the unit in the array unit_name,
// which is defined in lengthcommon.C
int getUnitNo(char const * c[], string const & s) {
int i = 0;
while (i < num_units && s != c[i])
++i;
return (i < num_units) ? i : 0;
}
}
void QGraphics::update_contents()
{
// clear and fill in the comboboxes
vector<string> const bb_units = frnt::getBBUnits();
dialog_->lbXunit->clear();
dialog_->lbYunit->clear();
dialog_->rtXunit->clear();
dialog_->rtYunit->clear();
for (vector<string>::const_iterator it = bb_units.begin();
it != bb_units.end(); ++it) {
dialog_->lbXunit->insertItem(toqstr(*it), -1);
dialog_->lbYunit->insertItem(toqstr(*it), -1);
dialog_->rtXunit->insertItem(toqstr(*it), -1);
dialog_->rtYunit->insertItem(toqstr(*it), -1);
}
InsetGraphicsParams & igp = controller().params();
// set the right default unit
LyXLength::UNIT unitDefault = LyXLength::CM;
switch (lyxrc.default_papersize) {
case PAPER_DEFAULT: break;
case PAPER_USLETTER:
case PAPER_LEGALPAPER:
case PAPER_EXECUTIVEPAPER:
unitDefault = LyXLength::IN;
break;
case PAPER_A3PAPER:
case PAPER_A4PAPER:
case PAPER_A5PAPER:
case PAPER_B5PAPER:
unitDefault = LyXLength::CM;
break;
}
string const name =
igp.filename.outputFilename(kernel().bufferFilepath());
dialog_->filename->setText(toqstr(name));
// set the bounding box values
if (igp.bb.empty()) {
string const bb = controller().readBB(igp.filename.absFilename());
// the values from the file always have the bigpoint-unit bp
dialog_->lbX->setText(toqstr(token(bb, ' ', 0)));
dialog_->lbY->setText(toqstr(token(bb, ' ', 1)));
dialog_->rtX->setText(toqstr(token(bb, ' ', 2)));
dialog_->rtY->setText(toqstr(token(bb, ' ', 3)));
dialog_->lbXunit->setCurrentItem(0);
dialog_->lbYunit->setCurrentItem(0);
dialog_->rtXunit->setCurrentItem(0);
dialog_->rtYunit->setCurrentItem(0);
controller().bbChanged = false;
} else {
// get the values from the inset
LyXLength anyLength;
string const xl(token(igp.bb, ' ', 0));
string const yl(token(igp.bb, ' ', 1));
string const xr(token(igp.bb, ' ', 2));
string const yr(token(igp.bb, ' ', 3));
if (isValidLength(xl, &anyLength)) {
dialog_->lbX->setText(toqstr(tostr(anyLength.value())));
string const unit(unit_name[anyLength.unit()]);
dialog_->lbXunit->setCurrentItem(getItemNo(bb_units, unit));
} else {
dialog_->lbX->setText(toqstr(xl));
}
if (isValidLength(yl, &anyLength)) {
dialog_->lbY->setText(toqstr(tostr(anyLength.value())));
string const unit(unit_name[anyLength.unit()]);
dialog_->lbYunit->setCurrentItem(getItemNo(bb_units, unit));
} else {
dialog_->lbY->setText(toqstr(xl));
}
if (isValidLength(xr, &anyLength)) {
dialog_->rtX->setText(toqstr(tostr(anyLength.value())));
string const unit(unit_name[anyLength.unit()]);
dialog_->rtXunit->setCurrentItem(getItemNo(bb_units, unit));
} else {
dialog_->rtX->setText(toqstr(xl));
}
if (isValidLength(yr, &anyLength)) {
dialog_->rtY->setText(toqstr(tostr(anyLength.value())));
string const unit(unit_name[anyLength.unit()]);
dialog_->rtYunit->setCurrentItem(getItemNo(bb_units, unit));
} else {
dialog_->rtY->setText(toqstr(xl));
}
controller().bbChanged = true;
}
// Update the draft and clip mode
dialog_->draftCB->setChecked(igp.draft);
dialog_->clip->setChecked(igp.clip);
dialog_->unzipCB->setChecked(igp.noUnzip);
// Update the subcaption check button and input field
dialog_->subfigure->setChecked(igp.subcaption);
dialog_->subcaption->setText(toqstr(igp.subcaptionText));
int item = 0;
switch (igp.display) {
case lyx::graphics::DefaultDisplay: item = 0; break;
case lyx::graphics::MonochromeDisplay: item = 1; break;
case lyx::graphics::GrayscaleDisplay: item = 2; break;
case lyx::graphics::ColorDisplay: item = 3; break;
case lyx::graphics::NoDisplay: item = 0; break;
}
dialog_->showCB->setCurrentItem(item);
dialog_->showCB->setEnabled(igp.display != lyx::graphics::NoDisplay && !readOnly());
dialog_->displayCB->setChecked(igp.display != lyx::graphics::NoDisplay);
dialog_->displayscale->setEnabled(igp.display != lyx::graphics::NoDisplay && !readOnly());
dialog_->displayscale->setText(toqstr(tostr(igp.lyxscale)));
//// the output section (width/height)
// set the length combo boxes
// only the width has the possibility for scale%. The original
// units are defined in lengthcommon.C
// 1. the width (a listttype)
dialog_->widthUnit->clear();
dialog_->widthUnit->insertItem(qt_("Scale%"));
for (int i = 0; i < num_units; i++)
dialog_->widthUnit->insertItem(unit_name_gui[i], -1);
if (!float_equal(igp.scale, 0.0, 0.05)) {
// there is a scale value > 0.05
dialog_->width->setText(toqstr(tostr(igp.scale)));
dialog_->widthUnit->setCurrentItem(0);
} else {
// no scale means default width/height
dialog_->width->setText(toqstr(tostr(igp.width.value())));
// the width cannot have a unitDefault, because
// it is a "Scale%" or another user defined unit!
// +1 instead of the "Scale%" option
int unit_ = igp.width.unit();
dialog_->widthUnit->setCurrentItem(unit_ + 1);
}
// 2. the height (a lengthgcombo type)
dialog_->height->setText(toqstr(tostr(igp.height.value())));
LyXLength::UNIT unit_ = (igp.height.value() > 0.0) ?
igp.height.unit() : unitDefault;
dialog_->heightUnit->setCurrentItem(unit_);
// enable height input in case of non "Scale%" as width-unit
bool use_height = (dialog_->widthUnit->currentItem() > 0);
dialog_->height->setEnabled(use_height);
dialog_->heightUnit->setEnabled(use_height);
dialog_->aspectratio->setChecked(igp.keepAspectRatio);
dialog_->angle->setText(toqstr(tostr(igp.rotateAngle)));
dialog_->origin->clear();
using namespace frnt;
vector<RotationOriginPair> origindata = getRotationOriginData();
vector<string> const origin_lang = getFirst(origindata);
QGraphics::origin_ltx = getSecond(origindata);
for (vector<string>::const_iterator it = origin_lang.begin();
it != origin_lang.end(); ++it)
dialog_->origin->insertItem(toqstr(*it), -1);
if (!igp.rotateOrigin.empty())
dialog_->origin->setCurrentItem(
::getItemNo(origin_ltx, igp.rotateOrigin));
else
dialog_->origin->setCurrentItem(0);
//// latex section
dialog_->latexoptions->setText(toqstr(igp.special));
}
void QGraphics::apply()
{
InsetGraphicsParams & igp = controller().params();
igp.filename.set(fromqstr(dialog_->filename->text()),
kernel().bufferFilepath());
// the bb section
igp.bb.erase();
if (controller().bbChanged) {
string bb;
string lbX(fromqstr(dialog_->lbX->text()));
string lbY(fromqstr(dialog_->lbY->text()));
string rtX(fromqstr(dialog_->rtX->text()));
string rtY(fromqstr(dialog_->rtY->text()));
int bb_sum =
strToInt(lbX) + strToInt(lbY) +
strToInt(rtX) + strToInt(rtX);
if (bb_sum) {
if (lbX.empty())
bb = "0 ";
else
bb = lbX + fromqstr(dialog_->lbXunit->currentText()) + ' ';
if (lbY.empty())
bb += "0 ";
else
bb += (lbY + fromqstr(dialog_->lbYunit->currentText()) + ' ');
if (rtX.empty())
bb += "0 ";
else
bb += (rtX + fromqstr(dialog_->rtXunit->currentText()) + ' ');
if (rtY.empty())
bb += '0';
else
bb += (rtY + fromqstr(dialog_->rtYunit->currentText()));
igp.bb = bb;
}
}
igp.draft = dialog_->draftCB->isChecked();
igp.clip = dialog_->clip->isChecked();
igp.subcaption = dialog_->subfigure->isChecked();
igp.subcaptionText = fromqstr(dialog_->subcaption->text());
switch (dialog_->showCB->currentItem()) {
case 0: igp.display = lyx::graphics::DefaultDisplay; break;
case 1: igp.display = lyx::graphics::MonochromeDisplay; break;
case 2: igp.display = lyx::graphics::GrayscaleDisplay; break;
case 3: igp.display = lyx::graphics::ColorDisplay; break;
default:;
}
if (!dialog_->displayCB->isChecked())
igp.display = lyx::graphics::NoDisplay;
string value(fromqstr(dialog_->width->text()));
if (dialog_->widthUnit->currentItem() > 0) {
// width/height combination
int const unitNo = getUnitNo(unit_name_gui,
fromqstr(dialog_->widthUnit->currentText()));
igp.width = LyXLength(value + unit_name_ltx[unitNo]);
igp.scale = 0.0;
} else {
// scaling instead of a width
igp.scale = strToDbl(value);
igp.width = LyXLength();
}
value = fromqstr(dialog_->height->text());
int const unitNo = getUnitNo(unit_name_gui,
fromqstr(dialog_->heightUnit->currentText()));
igp.height = LyXLength(value + unit_name_ltx[unitNo]);
igp.keepAspectRatio = dialog_->aspectratio->isChecked();
igp.noUnzip = dialog_->unzipCB->isChecked();
igp.lyxscale = strToInt(fromqstr(dialog_->displayscale->text()));
igp.rotateAngle = strToDbl(fromqstr(dialog_->angle->text()));
while (igp.rotateAngle < -360.0)
igp.rotateAngle += 360.0;
while (igp.rotateAngle > 360.0)
igp.rotateAngle -= 360.0;
// save the latex name for the origin. If it is the default
// then origin_ltx returns ""
igp.rotateOrigin =
QGraphics::origin_ltx[dialog_->origin->currentItem()];
// more latex options
igp.special = fromqstr(dialog_->latexoptions->text());
}
void QGraphics::getBB()
{
string const filename(fromqstr(dialog_->filename->text()));
if (!filename.empty()) {
string const bb(controller().readBB(filename));
if (!bb.empty()) {
dialog_->lbX->setText(toqstr(token(bb, ' ', 0)));
dialog_->lbY->setText(toqstr(token(bb, ' ', 1)));
dialog_->rtX->setText(toqstr(token(bb, ' ', 2)));
dialog_->rtY->setText(toqstr(token(bb, ' ', 3)));
// the default units for the bb values when reading
// it from the file
dialog_->lbXunit->setCurrentItem(0);
dialog_->lbYunit->setCurrentItem(0);
dialog_->rtXunit->setCurrentItem(0);
dialog_->rtYunit->setCurrentItem(0);
}
controller().bbChanged = false;
}
}
bool QGraphics::isValid()
{
return !dialog_->filename->text().isEmpty();
}