lyx_mirror/src/frontends/qt4/GuiGraphics.cpp
Jürgen Spitzmüller 660ce9aab6 stickToCodingConventions.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@29807 a592a061-630c-0410-9148-cb99ea01b6c8
2009-05-23 08:01:38 +00:00

893 lines
25 KiB
C++

/**
* \file GuiGraphics.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Angus Leeming
* \author John Levon
* \author Edwin Leuven
* \author Herbert Voß
* \author Richard Heck
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "GuiGraphics.h"
#include "frontends/alert.h"
#include "qt_helpers.h"
#include "Validator.h"
#include "Buffer.h"
#include "FuncRequest.h"
#include "LengthCombo.h"
#include "Length.h"
#include "LyXRC.h"
#include "Undo.h"
#include "graphics/GraphicsCache.h"
#include "graphics/GraphicsCacheItem.h"
#include "graphics/GraphicsImage.h"
#include "insets/InsetGraphics.h"
#include "support/convert.h"
#include "support/debug.h"
#include "support/filetools.h"
#include "support/gettext.h"
#include "support/lstrings.h"
#include "support/os.h"
#include "support/Package.h"
#include "support/types.h"
#include <QCheckBox>
#include <QLabel>
#include <QLineEdit>
#include <QPushButton>
#include <QValidator>
#include <cmath>
#include <utility>
using namespace std;
using namespace lyx::support;
namespace {
// These are the strings that are stored in the LyX file and which
// correspond to the LaTeX identifiers shown in the comments at the
// end of each line.
char const * const rorigin_lyx_strs[] = {
// the LaTeX default is leftBaseline
"",
"leftTop", "leftBottom", "leftBaseline", // lt lb lB
"center", "centerTop", "centerBottom", "centerBaseline", // c ct cb cB
"rightTop", "rightBottom", "rightBaseline" }; // rt rb rB
// These are the strings, corresponding to the above, that the GUI should
// use. Note that they can/should be translated.
char const * const rorigin_gui_strs[] = {
N_("Default"),
N_("Top left"), N_("Bottom left"), N_("Baseline left"),
N_("Center"), N_("Top center"), N_("Bottom center"), N_("Baseline center"),
N_("Top right"), N_("Bottom right"), N_("Baseline right") };
size_t const rorigin_size = sizeof(rorigin_lyx_strs) / sizeof(char *);
static string autostr = N_("automatically");
} // namespace anon
namespace lyx {
namespace frontend {
//FIXME setAutoTextCB should really take an argument, as indicated, that
//determines what text is to be written for "auto". But making
//that work involves more extensive revisions than we now want
//to make, since "auto" also appears in paramsToDialog().
//The right way to do this, I think, would be to define a class
//checkedLengthSet (and a partnering labeledLengthSete) that encapsulated
//the checkbox, line edit, and length combo together, and then made e.g.
//lengthToWidgets, widgetsToLength, etc, all public methods of that class.
//Perhaps even the validator could be exposed through it.
/**
* sets a checkbox-line edit-length combo group, using "text" if the
* checkbox is unchecked and clearing the line edit if it previously
* said "text".
*/
static void setAutoTextCB(QCheckBox * checkBox, QLineEdit * lineEdit,
LengthCombo * lengthCombo/*, string text = "auto"*/)
{
if (!checkBox->isChecked())
lengthToWidgets(lineEdit, lengthCombo,
_(autostr), lengthCombo->currentLengthItem());
else if (lineEdit->text() == qt_(autostr))
lengthToWidgets(lineEdit, lengthCombo, string(),
lengthCombo->currentLengthItem());
}
template<class Pair>
vector<typename Pair::first_type> getFirst(vector<Pair> const & pr)
{
size_t const n = pr.size();
vector<typename Pair::first_type> tmp(n);
for (size_t i = 0; i != n; ++i)
tmp[i] = pr[i].first;
return tmp;
}
///
template<class Pair>
vector<typename Pair::second_type> getSecond(vector<Pair> const & pr)
{
size_t const n = pr.size();
vector<typename Pair::second_type> tmp(n);
for (size_t i = 0; i != n; ++i)
tmp[i] = pr[i].second;
return tmp;
}
/// The (tranlated) GUI string and it's LaTeX equivalent.
typedef pair<docstring, string> RotationOriginPair;
///
vector<RotationOriginPair> getRotationOriginData()
{
static vector<RotationOriginPair> data;
if (!data.empty())
return data;
data.resize(rorigin_size);
for (size_type i = 0; i < rorigin_size; ++i) {
data[i] = make_pair(_(rorigin_gui_strs[i]),
rorigin_lyx_strs[i]);
}
return data;
}
GuiGraphics::GuiGraphics(GuiView & lv)
: GuiDialog(lv, "graphics", qt_("Graphics"))
{
setupUi(this);
//main buttons
connect(okPB, SIGNAL(clicked()), this, SLOT(slotOK()));
connect(applyPB, SIGNAL(clicked()), this, SLOT(slotApply()));
connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
connect(restorePB, SIGNAL(clicked()), this, SLOT(slotRestore()));
//graphics pane
connect(filename, SIGNAL(textChanged(const QString &)),
this, SLOT(change_adaptor()));
connect(WidthCB, SIGNAL(clicked()),
this, SLOT(change_adaptor()));
connect(HeightCB, SIGNAL(clicked()),
this, SLOT(change_adaptor()));
connect(Width, SIGNAL(textChanged(const QString &)),
this, SLOT(change_adaptor()));
connect(Height, SIGNAL(textChanged(const QString &)),
this, SLOT(change_adaptor()));
connect(heightUnit, SIGNAL(selectionChanged(lyx::Length::UNIT)),
this, SLOT(change_adaptor()));
connect(widthUnit, SIGNAL(selectionChanged(lyx::Length::UNIT)),
this, SLOT(change_adaptor()));
connect(aspectratio, SIGNAL(stateChanged(int)),
this, SLOT(change_adaptor()));
connect(angle, SIGNAL(textChanged(const QString &)),
this, SLOT(change_adaptor()));
connect(origin, SIGNAL(activated(int)),
this, SLOT(change_adaptor()));
connect(scaleCB, SIGNAL(clicked()),
this, SLOT(change_adaptor()));
connect(Scale, SIGNAL(textChanged(const QString &)),
this, SLOT(change_adaptor()));
connect(rotateOrderCB, SIGNAL(clicked()),
this, SLOT(change_adaptor()));
filename->setValidator(new PathValidator(true, filename));
setFocusProxy(filename);
QDoubleValidator * scaleValidator =
new DoubleAutoValidator(Scale, qt_(autostr));
scaleValidator->setBottom(0);
scaleValidator->setDecimals(256); //I guess that will do
Scale->setValidator(scaleValidator);
Height->setValidator(unsignedLengthAutoValidator(Height, qt_(autostr)));
Width->setValidator(unsignedLengthAutoValidator(Width, qt_(autostr)));
angle->setValidator(new QDoubleValidator(-360, 360, 2, angle));
//clipping pane
connect(clip, SIGNAL(stateChanged(int)),
this, SLOT(change_adaptor()));
connect(lbY, SIGNAL(textChanged(const QString&)),
this, SLOT(changeBB()));
connect(lbYunit, SIGNAL(activated(int)),
this, SLOT(changeBB()));
connect(rtY, SIGNAL(textChanged(const QString&)),
this, SLOT(changeBB()));
connect(rtYunit, SIGNAL(activated(int)),
this, SLOT(changeBB()));
connect(lbX, SIGNAL(textChanged(const QString&)),
this, SLOT(changeBB()));
connect(lbXunit, SIGNAL(activated(int)),
this, SLOT(changeBB()));
connect(rtX, SIGNAL(textChanged(const QString&)),
this, SLOT(changeBB()));
connect(rtXunit, SIGNAL(activated(int)),
this, SLOT(changeBB()));
connect(getPB, SIGNAL(clicked()),
this, SLOT(change_adaptor()));
lbX->setValidator(new QDoubleValidator(lbX));
lbY->setValidator(new QDoubleValidator(lbY));
rtX->setValidator(new QDoubleValidator(rtX));
rtY->setValidator(new QDoubleValidator(rtY));
//extra options pane
connect(latexoptions, SIGNAL(textChanged(const QString&)),
this, SLOT(change_adaptor()));
connect(draftCB, SIGNAL(stateChanged(int)),
this, SLOT(change_adaptor()));
connect(unzipCB, SIGNAL(stateChanged(int)),
this, SLOT(change_adaptor()));
// FIXME: we should connect to clicked() when we move to Qt 4.2 because
// the toggled(bool) signal is also trigged when we update the widgets
// (rgh-4/07) this isn't as much or a problem as it was, because we're now
// using blockSignals() to keep from triggering that signal when we call
// setChecked(). Note, too, that clicked() would get called whenever it
// is clicked, even right clicked (I think), not just whenever it is
// toggled.
connect(displayGB, SIGNAL(toggled(bool)), this, SLOT(change_adaptor()));
connect(displayscale, SIGNAL(textChanged(const QString&)),
this, SLOT(change_adaptor()));
connect(groupCO, SIGNAL(currentIndexChanged(int)),
this, SLOT(changeGroup(int)));
displayscale->setValidator(new QIntValidator(displayscale));
bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
bc().setOK(okPB);
bc().setApply(applyPB);
bc().setRestore(restorePB);
bc().setCancel(closePB);
bc().addReadOnly(latexoptions);
bc().addReadOnly(filenameL);
bc().addReadOnly(filename);
bc().addReadOnly(browsePB);
bc().addReadOnly(unzipCB);
bc().addReadOnly(bbFrame);
bc().addReadOnly(draftCB);
bc().addReadOnly(clip);
bc().addReadOnly(unzipCB);
bc().addReadOnly(displayGB);
bc().addReadOnly(sizeGB);
bc().addReadOnly(rotationGB);
bc().addReadOnly(latexoptions);
bc().addReadOnly(getPB);
bc().addReadOnly(rotateOrderCB);
// initialize the length validator
bc().addCheckedLineEdit(Scale, scaleCB);
bc().addCheckedLineEdit(Width, WidthCB);
bc().addCheckedLineEdit(Height, HeightCB);
bc().addCheckedLineEdit(displayscale, scaleLA);
bc().addCheckedLineEdit(angle, angleL);
bc().addCheckedLineEdit(lbX, xL);
bc().addCheckedLineEdit(lbY, yL);
bc().addCheckedLineEdit(rtX, xL_2);
bc().addCheckedLineEdit(rtY, yL_2);
bc().addCheckedLineEdit(filename, filenameL);
}
void GuiGraphics::change_adaptor()
{
changed();
}
void GuiGraphics::changeGroup(int /* index */)
{
QString const new_group = groupCO->itemData(
groupCO->currentIndex()).toString();
// check if the old group consisted only of this member
if (current_group_ != fromqstr(new_group)
&& graphics::countGroupMembers(buffer(), current_group_) == 1) {
if (!new_group.isEmpty()) {
if (Alert::prompt(_("Dissolve previous group?"),
bformat(_("If you assign this graphic to group '%2$s',\n"
"the previously assigned group '%1$s' will be dissolved,\n"
"because this graphic was its only member.\n"
"How do you want to proceed?"),
from_utf8(current_group_), qstring_to_ucs4(new_group)),
0, 0,
bformat(_("Stick with group '%1$s'"),
from_utf8(current_group_)),
bformat(_("Assign to group '%1$s' anyway"),
qstring_to_ucs4(new_group))) == 0) {
groupCO->setCurrentIndex(
groupCO->findData(toqstr(current_group_), Qt::MatchExactly));
return;
}
} else {
if (Alert::prompt(_("Dissolve previous group?"),
bformat(_("If you sign off this graphic from group '%1$s',\n"
"the group will be dissolved,\n"
"because this graphic was its only member.\n"
"How do you want to proceed?"),
from_utf8(current_group_)),
0, 0,
bformat(_("Stick with group '%1$s'"),
from_utf8(current_group_)),
bformat(_("Sign off from group '%1$s'"),
from_utf8(current_group_))) == 0) {
groupCO->setCurrentIndex(
groupCO->findData(toqstr(current_group_), Qt::MatchExactly));
return;
}
}
}
if (new_group.isEmpty()) {
changed();
return;
}
string grp = graphics::getGroupParams(buffer(), fromqstr(new_group));
if (grp.empty()) {
// group does not exist yet
changed();
return;
}
// filename might have been changed
QString current_filename = filename->text();
// group exists: load params into the dialog
groupCO->blockSignals(true);
InsetGraphics::string2params(grp, buffer(), params_);
paramsToDialog(params_);
groupCO->blockSignals(false);
// reset filename
filename->setText(current_filename);
changed();
}
void GuiGraphics::on_newGroupPB_clicked()
{
docstring newgroup;
if (!Alert::askForText(newgroup, _("Enter unique group name:")))
return;
if (newgroup.empty())
return;
if (groupCO->findData(toqstr(newgroup), Qt::MatchExactly) != -1) {
Alert::warning(_("Group already defined!"),
bformat(_("A graphics group with the name '%1$s' already exists."),
newgroup));
return;
}
groupCO->addItem(toqstr(newgroup), toqstr(newgroup));
groupCO->setCurrentIndex(
groupCO->findData(toqstr(newgroup), Qt::MatchExactly));
}
void GuiGraphics::changeBB()
{
bbChanged = true;
LYXERR(Debug::GRAPHICS, "[bb_Changed set to true]");
changed();
}
void GuiGraphics::on_browsePB_clicked()
{
QString const str = browse(filename->text());
if (!str.isEmpty()) {
filename->setText(str);
changed();
}
}
void GuiGraphics::on_getPB_clicked()
{
getBB();
}
void GuiGraphics::setAutoText()
{
if (scaleCB->isChecked())
return;
if (!Scale->isEnabled() && Scale->text() != "100")
Scale->setText(qt_(autostr));
setAutoTextCB(WidthCB, Width, widthUnit);
setAutoTextCB(HeightCB, Height, heightUnit);
}
void GuiGraphics::on_scaleCB_toggled(bool setScale)
{
Scale->setEnabled(setScale);
if (setScale) {
Scale->setText("100");
Scale->setFocus(Qt::OtherFocusReason);
}
WidthCB->setDisabled(setScale);
WidthCB->blockSignals(true);
WidthCB->setChecked(false);
WidthCB->blockSignals(false);
Width->setEnabled(false);
widthUnit->setEnabled(false);
HeightCB->setDisabled(setScale);
HeightCB->blockSignals(true);
HeightCB->setChecked(false);
HeightCB->blockSignals(false);
Height->setEnabled(false);
heightUnit->setEnabled(false);
aspectratio->setDisabled(true);
aspectratio->setChecked(true);
rotateOrderCB->setEnabled((WidthCB->isChecked() ||
HeightCB->isChecked() ||
scaleCB->isChecked()) &&
(angle->text() != "0"));
setAutoText();
}
void GuiGraphics::on_WidthCB_toggled(bool setWidth)
{
Width->setEnabled(setWidth);
widthUnit->setEnabled(setWidth);
if (setWidth)
Width->setFocus(Qt::OtherFocusReason);
bool const setHeight = HeightCB->isChecked();
aspectratio->setEnabled(setWidth && setHeight);
aspectratio->blockSignals(true);
aspectratio->setChecked(!(setWidth && setHeight));
aspectratio->blockSignals(false);
scaleCB->setEnabled(!setWidth && !setHeight);
//already will be unchecked, so don't need to do that
Scale->setEnabled((!setWidth && !setHeight) //=scaleCB->isEnabled()
&& scaleCB->isChecked()); //should be false, but let's check
rotateOrderCB->setEnabled((setWidth || setHeight ||
scaleCB->isChecked()) &&
(angle->text() != "0"));
setAutoText();
}
void GuiGraphics::on_HeightCB_toggled(bool setHeight)
{
Height->setEnabled(setHeight);
heightUnit->setEnabled(setHeight);
if (setHeight)
Height->setFocus(Qt::OtherFocusReason);
bool const setWidth = WidthCB->isChecked();
aspectratio->setEnabled(setWidth && setHeight);
aspectratio->blockSignals(true);
aspectratio->setChecked(!(setWidth && setHeight));
aspectratio->blockSignals(false);
scaleCB->setEnabled(!setWidth && !setHeight);
//already unchecked
Scale->setEnabled((!setWidth && !setHeight) //=scaleCB->isEnabled()
&& scaleCB->isChecked()); //should be false
rotateOrderCB->setEnabled((setWidth || setHeight ||
scaleCB->isChecked()) &&
(angle->text() != "0"));
setAutoText();
}
void GuiGraphics::on_angle_textChanged(const QString & filename)
{
rotateOrderCB->setEnabled((WidthCB->isChecked() ||
HeightCB->isChecked() ||
scaleCB->isChecked()) &&
(filename != "0"));
}
// returns the number of the string s in the vector v
static int itemNumber(const 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;
}
void GuiGraphics::paramsToDialog(InsetGraphicsParams const & igp)
{
static char const * const bb_units[] = { "bp", "cm", "mm", "in" };
size_t const bb_size = sizeof(bb_units) / sizeof(bb_units[0]);
vector<string> const units = vector<string>(bb_units, bb_units + bb_size);
lbXunit->clear();
lbYunit->clear();
rtXunit->clear();
rtYunit->clear();
for (vector<string>::const_iterator it = units.begin();
it != units.end(); ++it) {
lbXunit->addItem(toqstr(*it));
lbYunit->addItem(toqstr(*it));
rtXunit->addItem(toqstr(*it));
rtYunit->addItem(toqstr(*it));
}
// set the right default unit
Length::UNIT const defaultUnit = Length::defaultUnit();
//lyxerr << bufferFilepath();
string const name =
igp.filename.outputFilename(fromqstr(bufferFilepath()));
filename->setText(toqstr(name));
// set the bounding box values
if (igp.bb.empty()) {
string const bb = readBoundingBox(igp.filename.absFilename());
// the values from the file always have the bigpoint-unit bp
lbX->setText(toqstr(token(bb, ' ', 0)));
lbY->setText(toqstr(token(bb, ' ', 1)));
rtX->setText(toqstr(token(bb, ' ', 2)));
rtY->setText(toqstr(token(bb, ' ', 3)));
lbXunit->setCurrentIndex(0);
lbYunit->setCurrentIndex(0);
rtXunit->setCurrentIndex(0);
rtYunit->setCurrentIndex(0);
bbChanged = false;
} else {
// get the values from the inset
Length 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)) {
lbX->setText(toqstr(convert<string>(anyLength.value())));
string const unit = unit_name[anyLength.unit()];
lbXunit->setCurrentIndex(itemNumber(units, unit));
} else {
lbX->setText(toqstr(xl));
}
if (isValidLength(yl, &anyLength)) {
lbY->setText(toqstr(convert<string>(anyLength.value())));
string const unit = unit_name[anyLength.unit()];
lbYunit->setCurrentIndex(itemNumber(units, unit));
} else {
lbY->setText(toqstr(xl));
}
if (isValidLength(xr, &anyLength)) {
rtX->setText(toqstr(convert<string>(anyLength.value())));
string const unit = unit_name[anyLength.unit()];
rtXunit->setCurrentIndex(itemNumber(units, unit));
} else {
rtX->setText(toqstr(xl));
}
if (isValidLength(yr, &anyLength)) {
rtY->setText(toqstr(convert<string>(anyLength.value())));
string const unit = unit_name[anyLength.unit()];
rtYunit->setCurrentIndex(itemNumber(units, unit));
} else {
rtY->setText(toqstr(xl));
}
bbChanged = true;
}
// Update the draft and clip mode
draftCB->setChecked(igp.draft);
clip->setChecked(igp.clip);
unzipCB->setChecked(igp.noUnzip);
displayGB->setChecked(igp.display);
displayscale->setText(toqstr(convert<string>(igp.lyxscale)));
// the output section (width/height)
Scale->setText(toqstr(igp.scale));
//igp.scale defaults to 100, so we treat it as empty
bool const scaleChecked = !igp.scale.empty() && igp.scale != "100";
scaleCB->blockSignals(true);
scaleCB->setChecked(scaleChecked);
scaleCB->blockSignals(false);
Scale->setEnabled(scaleChecked);
displayGB->setEnabled(lyxrc.display_graphics);
set<string> grp;
graphics::getGraphicsGroups(buffer(), grp);
set<string>::const_iterator it = grp.begin();
set<string>::const_iterator end = grp.end();
groupCO->blockSignals(true);
groupCO->clear();
for (; it != end; it++)
groupCO->addItem(toqstr(*it), toqstr(*it));
groupCO->insertItem(0, qt_("None"), QString());
if (igp.groupId.empty())
groupCO->setCurrentIndex(0);
else
groupCO->setCurrentIndex(
groupCO->findData(toqstr(igp.groupId), Qt::MatchExactly));
groupCO->blockSignals(false);
if (igp.width.value() == 0)
lengthToWidgets(Width, widthUnit, _(autostr), defaultUnit);
else
lengthToWidgets(Width, widthUnit, igp.width, defaultUnit);
bool const widthChecked = !Width->text().isEmpty() &&
Width->text() != qt_(autostr);
WidthCB->blockSignals(true);
WidthCB->setChecked(widthChecked);
WidthCB->blockSignals(false);
Width->setEnabled(widthChecked);
widthUnit->setEnabled(widthChecked);
if (igp.height.value() == 0)
lengthToWidgets(Height, heightUnit, _(autostr), defaultUnit);
else
lengthToWidgets(Height, heightUnit, igp.height, defaultUnit);
bool const heightChecked = !Height->text().isEmpty()
&& Height->text() != qt_(autostr);
HeightCB->blockSignals(true);
HeightCB->setChecked(heightChecked);
HeightCB->blockSignals(false);
Height->setEnabled(heightChecked);
heightUnit->setEnabled(heightChecked);
scaleCB->setEnabled(!widthChecked && !heightChecked);
WidthCB->setEnabled(!scaleChecked);
HeightCB->setEnabled(!scaleChecked);
aspectratio->setEnabled(widthChecked && heightChecked);
setAutoText();
angle->setText(toqstr(igp.rotateAngle));
rotateOrderCB->setChecked(igp.scaleBeforeRotation);
rotateOrderCB->setEnabled( (widthChecked || heightChecked || scaleChecked)
&& igp.rotateAngle != "0");
origin->clear();
vector<RotationOriginPair> origindata = getRotationOriginData();
vector<docstring> const origin_lang = getFirst(origindata);
origin_ltx = getSecond(origindata);
for (vector<docstring>::const_iterator it = origin_lang.begin();
it != origin_lang.end(); ++it)
origin->addItem(toqstr(*it));
if (!igp.rotateOrigin.empty())
origin->setCurrentIndex(itemNumber(origin_ltx, igp.rotateOrigin));
else
origin->setCurrentIndex(0);
// latex section
latexoptions->setText(toqstr(igp.special));
}
void GuiGraphics::applyView()
{
InsetGraphicsParams & igp = params_;
igp.filename.set(fromqstr(filename->text()), fromqstr(bufferFilepath()));
// the bb section
igp.bb.erase();
if (bbChanged) {
string bb;
string lbXs = fromqstr(lbX->text());
string lbYs = fromqstr(lbY->text());
string rtXs = fromqstr(rtX->text());
string rtYs = fromqstr(rtY->text());
int bb_sum =
convert<int>(lbXs) + convert<int>(lbYs) +
convert<int>(rtXs) + convert<int>(rtXs);
if (bb_sum) {
if (lbXs.empty())
bb = "0 ";
else
bb = lbXs + fromqstr(lbXunit->currentText()) + ' ';
if (lbYs.empty())
bb += "0 ";
else
bb += (lbYs + fromqstr(lbYunit->currentText()) + ' ');
if (rtXs.empty())
bb += "0 ";
else
bb += (rtXs + fromqstr(rtXunit->currentText()) + ' ');
if (rtYs.empty())
bb += '0';
else
bb += (rtYs + fromqstr(rtYunit->currentText()));
igp.bb = bb;
}
}
igp.draft = draftCB->isChecked();
igp.clip = clip->isChecked();
igp.display = displayGB->isChecked();
//the graphics section
if (scaleCB->isChecked() && !Scale->text().isEmpty()) {
igp.scale = fromqstr(Scale->text());
igp.width = Length("0pt");
igp.height = Length("0pt");
igp.keepAspectRatio = false;
} else {
igp.scale = string();
igp.width = WidthCB->isChecked() ?
//Note that this works even if Width is "auto", since in
//that case we get "0pt".
Length(widgetsToLength(Width, widthUnit)):
Length("0pt");
igp.height = HeightCB->isChecked() ?
Length(widgetsToLength(Height, heightUnit)) :
Length("0pt");
igp.keepAspectRatio = aspectratio->isEnabled() &&
aspectratio->isChecked() &&
igp.width.value() > 0 && igp.height.value() > 0;
}
igp.noUnzip = unzipCB->isChecked();
igp.lyxscale = displayscale->text().toInt();
igp.rotateAngle = fromqstr(angle->text());
double rotAngle = convert<double>(igp.rotateAngle);
if (abs(rotAngle) > 360.0) {
rotAngle -= 360.0 * floor(rotAngle / 360.0);
igp.rotateAngle = convert<string>(rotAngle);
}
// save the latex name for the origin. If it is the default
// then origin_ltx returns ""
igp.rotateOrigin = origin_ltx[origin->currentIndex()];
igp.scaleBeforeRotation = rotateOrderCB->isChecked();
// more latex options
igp.special = fromqstr(latexoptions->text());
igp.groupId = fromqstr(groupCO->itemData(
groupCO->currentIndex()).toString());
current_group_ = igp.groupId;
}
void GuiGraphics::getBB()
{
string const fn = fromqstr(filename->text());
if (fn.empty())
return;
string const bb = readBoundingBox(fn);
bbChanged = false;
if (bb.empty())
return;
lbX->setText(toqstr(token(bb, ' ', 0)));
lbY->setText(toqstr(token(bb, ' ', 1)));
rtX->setText(toqstr(token(bb, ' ', 2)));
rtY->setText(toqstr(token(bb, ' ', 3)));
// the default units for the bb values when reading
// it from the file
lbXunit->setCurrentIndex(0);
lbYunit->setCurrentIndex(0);
rtXunit->setCurrentIndex(0);
rtYunit->setCurrentIndex(0);
}
bool GuiGraphics::isValid()
{
return !filename->text().isEmpty();
}
bool GuiGraphics::initialiseParams(string const & data)
{
InsetGraphics::string2params(data, buffer(), params_);
paramsToDialog(params_);
current_group_ = params_.groupId;
return true;
}
void GuiGraphics::clearParams()
{
params_ = InsetGraphicsParams();
}
void GuiGraphics::dispatchParams()
{
InsetGraphicsParams tmp_params(params_);
string const lfun = InsetGraphics::params2string(tmp_params, buffer());
dispatch(FuncRequest(getLfun(), lfun));
}
QString GuiGraphics::browse(QString const & in_name) const
{
QString const title = qt_("Select graphics file");
// Does user clipart directory exist?
string clipdir = addName(package().user_support().absFilename(), "clipart");
FileName clip(clipdir);
// bail out to system clipart directory
if (!clip.isDirectory())
clipdir = addName(package().system_support().absFilename(), "clipart");
return browseRelFile(in_name, bufferFilepath(),
title, fileFilters(QString()), false,
qt_("Clipart|#C#c"), toqstr(clipdir),
qt_("Documents|#o#O"), toqstr(lyxrc.document_path));
}
string GuiGraphics::readBoundingBox(string const & file)
{
FileName const abs_file = support::makeAbsPath(file, fromqstr(bufferFilepath()));
// try to get it from the file, if possible. Zipped files are
// unzipped in the readBB_from_PSFile-Function
string const bb = readBB_from_PSFile(abs_file);
if (!bb.empty())
return bb;
// we don't, so ask the Graphics Cache if it has loaded the file
int width = 0;
int height = 0;
graphics::Cache & gc = graphics::Cache::get();
if (gc.inCache(abs_file)) {
graphics::Image const * image = gc.item(abs_file)->image();
if (image) {
width = image->width();
height = image->height();
}
}
return ("0 0 " + convert<string>(width) + ' ' + convert<string>(height));
}
bool GuiGraphics::isFileNameValid(string const & fname) const
{
// It may be that the filename is relative.
return support::makeAbsPath(fname, fromqstr(bufferFilepath())).isReadableFile();
}
Dialog * createGuiGraphics(GuiView & lv) { return new GuiGraphics(lv); }
} // namespace frontend
} // namespace lyx
#include "moc_GuiGraphics.cpp"