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/*
TikZiT - a GUI diagram editor for TikZ
Copyright (C) 2018 Aleks Kissinger
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
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, see <https://www.gnu.org/licenses/>.
*/
#include "stylepalette.h"
#include "ui_stylepalette.h"
#include "tikzit.h"
#include <QDebug>
#include <QIcon>
#include <QSize>
#include <QSettings>
#include <QPainter>
#include <QPixmap>
#include <QPainterPath>
#include <QMessageBox>
StylePalette::StylePalette(QWidget *parent) :
QDockWidget(parent),
ui(new Ui::StylePalette)
{
ui->setupUi(this);
ui->styleListView->setModel(tikzit->styles()->nodeStyles());
ui->styleListView->setViewMode(QListView::IconMode);
ui->styleListView->setMovement(QListView::Static);
ui->styleListView->setGridSize(QSize(48,48));
ui->edgeStyleListView->setModel(tikzit->styles()->edgeStyles());
ui->edgeStyleListView->setViewMode(QListView::IconMode);
ui->edgeStyleListView->setMovement(QListView::Static);
ui->edgeStyleListView->setGridSize(QSize(48,48));
reloadStyles();
connect(ui->styleListView, SIGNAL(doubleClicked(const QModelIndex &)), this, SLOT( nodeStyleDoubleClicked(const QModelIndex&)) );
connect(ui->edgeStyleListView, SIGNAL(doubleClicked(const QModelIndex &)), this, SLOT(edgeStyleDoubleClicked(const QModelIndex&)));
}
StylePalette::~StylePalette()
{
delete ui;
}
void StylePalette::reloadStyles()
{
QString f = tikzit->styleFile();
ui->styleFile->setText(f);
ui->styleListView->setModel(tikzit->styles()->nodeStyles());
ui->edgeStyleListView->setModel(tikzit->styles()->edgeStyles());
QString cat = ui->currentCategory->currentText();
ui->currentCategory->clear();
// TODO: styleFile() should return invalid string if no style file loaded
if (f != "[no styles]") {
ui->currentCategory->addItems(tikzit->styles()->categories());
ui->currentCategory->setCurrentText(cat);
}
}
void StylePalette::changeNodeStyle(int increment)
{
QModelIndexList i = ui->styleListView->selectionModel()->selectedIndexes();
int row = 0;
if (!i.isEmpty()) {
int row = (i[0].row()+increment)% tikzit->styles()->nodeStyles()->numInCategory();
if (row < 0) row += tikzit->styles()->nodeStyles()->numInCategory();
}
//QModelIndex i1 = ui->styleListView->rootIndex().child(row, 0);
QModelIndex i1 =tikzit->styles()->nodeStyles()->index(row,0);
ui->styleListView->selectionModel()->select(i1, QItemSelectionModel::ClearAndSelect);
ui->styleListView->scrollTo(i1);
}
void StylePalette::nextNodeStyle()
{
changeNodeStyle(1);
}
void StylePalette::previousNodeStyle()
{
changeNodeStyle(-1);
}
QString StylePalette::activeNodeStyleName()
{
const QModelIndexList i = ui->styleListView->selectionModel()->selectedIndexes();
if (i.isEmpty()) {
return "none";
} else {
return i[0].data().toString();
}
}
QString StylePalette::activeEdgeStyleName()
{
const QModelIndexList i = ui->edgeStyleListView->selectionModel()->selectedIndexes();
if (i.isEmpty()) {
return "none";
} else {
return i[0].data().toString();
}
}
void StylePalette::nodeStyleDoubleClicked(const QModelIndex &)
{
tikzit->activeWindow()->tikzScene()->applyActiveStyleToNodes();
}
void StylePalette::edgeStyleDoubleClicked(const QModelIndex &)
{
tikzit->activeWindow()->tikzScene()->applyActiveStyleToEdges();
}
void StylePalette::on_buttonNewTikzstyles_clicked()
{
tikzit->newTikzStyles();
}
void StylePalette::on_buttonOpenTikzstyles_clicked()
{
tikzit->openTikzStyles();
}
void StylePalette::on_buttonEditTikzstyles_clicked()
{
if (tikzit->styleFile() != "[no styles]") {
tikzit->showStyleEditor();
} else {
QMessageBox::warning(0,
"No style file",
"You cannot edit styles until a style file is loaded. Either create a new style file or load an existing one.");
}
}
void StylePalette::on_buttonRefreshTikzstyles_clicked()
{
QSettings settings("tikzit", "tikzit");
QString path = settings.value("previous-tikzstyles-file").toString();
if (!path.isEmpty()) tikzit->loadStyles(path);
}
void StylePalette::on_currentCategory_currentTextChanged(const QString &cat)
{
//tikzit->styles()->refreshModels(_nodeModel, _edgeModel, cat);
tikzit->styles()->nodeStyles()->setCategory(cat);
}
//void StylePalette::on_buttonApplyNodeStyle_clicked()
//{
// if (tikzit->activeWindow() != 0) tikzit->activeWindow()->tikzScene()->applyActiveStyleToNodes();
//}
void StylePalette::resizeEvent(QResizeEvent *event)
{
QDockWidget::resizeEvent(event);
ui->styleListView->setGridSize(QSize(48,48));
ui->edgeStyleListView->setGridSize(QSize(48,48));
}
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