lyx_mirror/src/frontends/qt2/QGraphics.C
John Levon e78763de40 QGraphics fixes
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@5592 a592a061-630c-0410-9148-cb99ea01b6c8
2002-11-07 00:21:28 +00:00

408 lines
12 KiB
C

/**
* \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>
#ifdef __GNUG__
#pragma implementation
#endif
#include "QtLyXView.h"
#include "ControlGraphics.h"
#include "controllers/helper_funcs.h"
#include "support/lstrings.h"
#include "support/FileInfo.h"
#include "support/filetools.h"
#include "insets/insetgraphicsParams.h"
#include "lyxrc.h"
#include "lengthcombo.h"
#include "gettext.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 std::vector;
typedef Qt2CB<ControlGraphics, Qt2DB<QGraphicsDialog> > base_class;
QGraphics::QGraphics()
: base_class(_("Graphics"))
{
}
void QGraphics::build_dialog()
{
dialog_.reset(new QGraphicsDialog(this));
bc().setOK(dialog_->okPB);
bc().setApply(dialog_->applyPB);
bc().setRestore(dialog_->restorePB);
bc().setCancel(dialog_->closePB);
bc().addReadOnly(dialog_->rotateGB);
bc().addReadOnly(dialog_->latexoptions);
bc().addReadOnly(dialog_->subfigure);
bc().addReadOnly(dialog_->subcaption);
bc().addReadOnly(dialog_->filenameL);
bc().addReadOnly(dialog_->filename);
bc().addReadOnly(dialog_->browsePB);
bc().addReadOnly(dialog_->unzipCB);
bc().addReadOnly(dialog_->filename);
bc().addReadOnly(dialog_->lbX);
bc().addReadOnly(dialog_->lbY);
bc().addReadOnly(dialog_->rtX);
bc().addReadOnly(dialog_->rtY);
bc().addReadOnly(dialog_->lbXunit);
bc().addReadOnly(dialog_->lbYunit);
bc().addReadOnly(dialog_->rtXunit);
bc().addReadOnly(dialog_->rtYunit);
bc().addReadOnly(dialog_->draftCB);
bc().addReadOnly(dialog_->clip);
bc().addReadOnly(dialog_->unzipCB);
bc().addReadOnly(dialog_->subfigure);
bc().addReadOnly(dialog_->subcaption);
bc().addReadOnly(dialog_->showCB);
bc().addReadOnly(dialog_->width);
bc().addReadOnly(dialog_->height);
bc().addReadOnly(dialog_->displayCB);
bc().addReadOnly(dialog_->displayscale);
bc().addReadOnly(dialog_->widthUnit);
bc().addReadOnly(dialog_->heightUnit);
bc().addReadOnly(dialog_->aspectratio);
bc().addReadOnly(dialog_->angle);
bc().addReadOnly(dialog_->origin);
bc().addReadOnly(dialog_->latexoptions);
bc().addReadOnly(dialog_->getPB);
using namespace frnt;
vector<RotationOriginPair> origindata = getRotationOriginData();
vector<string> const origin_lang = getFirst(origindata);
origin_ltx = getSecond(origindata);
// build the list
for (vector<string>::const_iterator it = origin_lang.begin();
it != origin_lang.end(); ++it) {
dialog_->origin->insertItem((*it).c_str(), -1);
}
// clear and fill in the comboboxes
vector<string> const bb_units = 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((*it).c_str(), -1);
dialog_->lbYunit->insertItem((*it).c_str(), -1);
dialog_->rtXunit->insertItem((*it).c_str(), -1);
dialog_->rtYunit->insertItem((*it).c_str(), -1);
}
}
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);
if (cit != v.end())
return int(cit - v.begin());
return 0;
}
// returns the number of the unit in the array unit_name,
// which is defined in lengthcommon.C
int getUnitNo(string const & s) {
int i = 0;
while (i < num_units && s != unit_name[i])
++i;
return (i < num_units) ? i : 0;
}
}
void QGraphics::update_contents()
{
InsetGraphicsParams & igp = controller().params();
// set the right default unit
string unitDefault("cm");
switch (lyxrc.default_papersize) {
case BufferParams::PAPER_DEFAULT: break;
case BufferParams::PAPER_USLETTER:
case BufferParams::PAPER_LEGALPAPER:
case BufferParams::PAPER_EXECUTIVEPAPER:
unitDefault = "in";
break;
case BufferParams::PAPER_A3PAPER:
case BufferParams::PAPER_A4PAPER:
case BufferParams::PAPER_A5PAPER:
case BufferParams::PAPER_B5PAPER:
unitDefault = "cm";
break;
}
dialog_->filename->setText(igp.filename.c_str());
// set the bounding box values
if (igp.bb.empty()) {
controller().bbChanged = false;
string const bb = controller().readBB(igp.filename);
// the values from the file always have the point-unit
dialog_->lbX->setText(token(bb, ' ', 0).c_str());
dialog_->lbY->setText(token(bb, ' ', 1).c_str());
dialog_->rtX->setText(token(bb, ' ', 2).c_str());
dialog_->rtY->setText(token(bb, ' ', 3).c_str());
} else {
// get the values from the inset
controller().bbChanged = true;
vector<string> const bb_units = frnt::getBBUnits();
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(tostr(anyLength.value()).c_str());
string const unit(unit_name[anyLength.unit()]);
dialog_->lbXunit->setCurrentItem(getItemNo(bb_units, unit));
} else {
dialog_->lbX->setText(xl.c_str());
}
if (isValidLength(yl, &anyLength)) {
dialog_->lbY->setText(tostr(anyLength.value()).c_str());
string const unit(unit_name[anyLength.unit()]);
dialog_->lbYunit->setCurrentItem(getItemNo(bb_units, unit));
} else {
dialog_->lbY->setText(xl.c_str());
}
if (isValidLength(xr, &anyLength)) {
dialog_->rtX->setText(tostr(anyLength.value()).c_str());
string const unit(unit_name[anyLength.unit()]);
dialog_->rtXunit->setCurrentItem(getItemNo(bb_units, unit));
} else {
dialog_->rtX->setText(xl.c_str());
}
if (isValidLength(yr, &anyLength)) {
dialog_->rtY->setText(tostr(anyLength.value()).c_str());
string const unit(unit_name[anyLength.unit()]);
dialog_->rtYunit->setCurrentItem(getItemNo(bb_units, unit));
} else {
dialog_->rtY->setText(xl.c_str());
}
}
// 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(igp.subcaptionText.c_str());
int item = 0;
switch (igp.display) {
case grfx::DefaultDisplay: item = 0; break;
case grfx::MonochromeDisplay: item = 1; break;
case grfx::GrayscaleDisplay: item = 2; break;
case grfx::ColorDisplay: item = 3; break;
case grfx::NoDisplay: item = 0; break;
}
dialog_->showCB->setCurrentItem(item);
dialog_->showCB->setEnabled(igp.display != grfx::NoDisplay && !readOnly());
dialog_->displayCB->setChecked(igp.display != grfx::NoDisplay);
dialog_->displayscale->setEnabled(igp.display != grfx::NoDisplay && !readOnly());
dialog_->displayscale->setText(tostr(igp.lyxscale).c_str());
// the output section
// set the length combo boxes
// only the width has the possibility for scale%. The original
// units are defined in lengthcommon.C
dialog_->widthUnit->insertItem("Scale%");
for (int i = 0; i < num_units; i++) {
dialog_->widthUnit->insertItem(unit_name[i], -1);
dialog_->heightUnit->insertItem(unit_name[i], -1);
}
if (!lyx::float_equal(igp.scale, 0.0, 0.05)) {
// there is a scale value > 0.05
dialog_->width->setText(tostr(igp.scale).c_str());
dialog_->widthUnit->setCurrentItem(0);
} else {
// no scale means default width/height
dialog_->width->setText(tostr(igp.width.value()).c_str());
string const widthUnit = (igp.width.value() > 0.0) ?
unit_name[igp.width.unit()] : unitDefault;
// +1 instead of the "Scale%" option
dialog_->widthUnit->setCurrentItem(getUnitNo(widthUnit) + 1);
}
dialog_->height->setText(tostr(igp.height.value()).c_str());
string const heightUnit = (igp.height.value() > 0.0) ?
unit_name[igp.height.unit()] : unitDefault;
dialog_->heightUnit->setCurrentItem(getUnitNo(heightUnit));
// 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(tostr(igp.rotateAngle).c_str());
if (!igp.rotateOrigin.empty())
dialog_->origin->setCurrentItem(
::getItemNo(origin_ltx, igp.rotateOrigin));
//// latex section
dialog_->latexoptions->setText(igp.special.c_str());
}
void QGraphics::apply()
{
InsetGraphicsParams & igp = controller().params();
igp.filename = dialog_->filename->text();
// the bb section
if (!controller().bbChanged) {
// don't write anything
igp.bb.erase();
} else if (dialog_->clip->isChecked()) {
string bb;
string lbX(dialog_->lbX->text());
string lbY(dialog_->lbY->text());
string rtX(dialog_->rtX->text());
string rtY(dialog_->rtY->text());
if (lbX.empty())
bb = "0 ";
else
bb = lbX + dialog_->lbXunit->currentText().latin1() + ' ';
if (lbY.empty())
bb += "0 ";
else
bb += (lbY + dialog_->lbYunit->currentText().latin1() + ' ');
if (rtX.empty())
bb += "0 ";
else
bb += (rtX + dialog_->rtXunit->currentText().latin1() + ' ');
if (rtY.empty())
bb += "0";
else
bb += (rtY + dialog_->rtYunit->currentText().latin1());
igp.bb = bb;
}
igp.draft = dialog_->draftCB->isChecked();
igp.clip = dialog_->clip->isChecked();
igp.subcaption = dialog_->subfigure->isChecked();
igp.subcaptionText = dialog_->subcaption->text();
switch (dialog_->showCB->currentItem()) {
case 0: igp.display = grfx::DefaultDisplay; break;
case 1: igp.display = grfx::MonochromeDisplay; break;
case 2: igp.display = grfx::GrayscaleDisplay; break;
case 3: igp.display = grfx::ColorDisplay; break;
default:;
}
if (!dialog_->displayCB->isChecked())
igp.display = grfx::NoDisplay;
string value(dialog_->width->text());
if (dialog_->widthUnit->currentItem() > 0) {
// width/height combination
string const unit(dialog_->widthUnit->currentText());
igp.width = LyXLength(value + unit);
igp.scale = 0.0;
} else {
// scaling instead of a width
igp.scale = strToDbl(value);
igp.width = LyXLength();
}
value = string(dialog_->height->text());
string const unit = string(dialog_->heightUnit->currentText());
igp.height = LyXLength(value + unit);
igp.keepAspectRatio = dialog_->aspectratio->isChecked();
igp.noUnzip = dialog_->unzipCB->isChecked();
igp.lyxscale = strToInt(string(dialog_->displayscale->text()));
igp.rotateAngle = strToDbl(string(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 = origin_ltx[dialog_->origin->currentItem()];
// more latex options
igp.special = dialog_->latexoptions->text();
}
void QGraphics::getBB()
{
string const filename(dialog_->filename->text());
if (!filename.empty()) {
string const bb(controller().readBB(filename));
if (!bb.empty()) {
dialog_->lbX->setText(token(bb, ' ', 0).c_str());
dialog_->lbY->setText(token(bb, ' ', 1).c_str());
dialog_->rtX->setText(token(bb, ' ', 2).c_str());
dialog_->rtY->setText(token(bb, ' ', 3).c_str());
// 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()
{
// FIXME: we need more here.
// why?? LaTeX needs a filename, the rest is user-specific (Herbert)
return !string(dialog_->filename->text().latin1()).empty();
}