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picturewidget.cpp
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picturewidget.cpp
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/***************************************************************************
//
// softProjector - an open source media projection software
// Copyright (C) 2017 Vladislav Kobzar
//
// 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 version 3 of the License.
//
// 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 <http://www.gnu.org/licenses/>.
//
***************************************************************************/
#include "picturewidget.hpp"
#include "ui_picturewidget.h"
PictureWidget::PictureWidget(QWidget *parent) :
QWidget(parent),
ui(new Ui::PictureWidget)
{
ui->setupUi(this);
loadSlideShows();
ui->pushButtonGoLive->setEnabled(false);
}
PictureWidget::~PictureWidget()
{
delete ui;
}
void PictureWidget::changeEvent(QEvent *e)
{
QWidget::changeEvent(e);
switch (e->type()) {
case QEvent::LanguageChange:
ui->retranslateUi(this);
break;
default:
break;
}
}
void PictureWidget::loadSlideShows()
{
QSqlQuery sq;
sq.exec("SELECT * FROM SlideShows");
QStringList sl;
slideShows.clear();
while(sq.next())
{
SlideShowInfo ssi;
ssi.slideSwId = sq.value(0).toInt();
ssi.name = sq.value(1).toString();
ssi.info = sq.value(2).toString();
slideShows.append(ssi);
sl.append( sq.value(1).toString());
}
ui->listWidgetSlideShow->clear();
ui->listWidgetSlideShow->addItems(sl);
}
void PictureWidget::on_listWidgetSlides_currentRowChanged(int currentRow)
{
if(currentRow>=0)
{
int pw,ph;
pw = slides.at(currentRow).imagePreview.width();
ph = slides.at(currentRow).imagePreview.height();
if(pw>300 || ph>200)
ui->labelPreview->setPixmap(slides.at(currentRow).imagePreview.scaled(300,200,Qt::KeepAspectRatio));
else
ui->labelPreview->setPixmap(slides.at(currentRow).imagePreview);
ui->labelPixInfo->setText(tr("Preview slide: ")+slides.at(currentRow).name);
}
}
void PictureWidget::on_listWidgetSlides_doubleClicked(const QModelIndex &index)
{
sendToProjector();
}
void PictureWidget::on_pushButtonAddImages_clicked()
{
QStringList imageFilePaths = QFileDialog::getOpenFileNames(this,tr("Select Images to Open"),".",
tr("Images(%1)").arg(getSupportedImageFormats()));
if(imageFilePaths.count()>0)
{
this->setCursor(Qt::WaitCursor);
int i(0);
QProgressDialog progress(tr("Adding files..."), tr("Cancel"), 0, imageFilePaths.count(), this);
ui->listWidgetSlides->setIconSize(QSize(100,100));
foreach(const QString &file, imageFilePaths)
{
++i;
progress.setValue(i);
QPixmap img;
SlideShowItem sd;
img.load(file);
// set display image. If to resize, resize them
if(mySettings.resize)
{
if(img.width()>mySettings.boundWidth || img.height()>mySettings.boundWidth )
sd.image = img.scaled(mySettings.boundWidth ,mySettings.boundWidth , Qt::KeepAspectRatio);
else
sd.image = img;
}
else
sd.image = img;
// set preview image
if(img.width()>400 || img.height()>400)
sd.imagePreview = img.scaled(400,400, Qt::KeepAspectRatio);
else
sd.imagePreview = img;
// set list image
if(img.width()>100 || img.height()>100)
sd.imageSmall = img.scaled(100,100, Qt::KeepAspectRatio);
else
sd.imageSmall = img;
// set file name
QFileInfo f(file);
sd.name = f.fileName();
sd.path = f.filePath();
// add to slideshow
slides.append(sd);
// add to slide show list
QListWidgetItem *itm = new QListWidgetItem;
QIcon ico(sd.imageSmall);
itm->setIcon(ico);
ui->listWidgetSlides->addItem(itm);
}
this->setCursor(Qt::ArrowCursor);
ui->pushButtonGoLive->setEnabled(true);
}
}
void PictureWidget::on_pushButtonRemoveImage_clicked()
{
int c = ui->listWidgetSlides->currentRow();
if(c>=0)
{
slides.removeAt(c);
ui->listWidgetSlides->clear();
foreach(const SlideShowItem &sst, slides)
{
QListWidgetItem *itm = new QListWidgetItem;
QIcon ico(sst.imageSmall);
itm->setIcon(ico);
ui->listWidgetSlides->addItem(itm);
}
ui->listWidgetSlides->setCurrentRow(c);
}
}
void PictureWidget::on_pushButtonClearImages_clicked()
{
ui->listWidgetSlideShow->setCurrentRow(-1);
ui->listWidgetSlides->clear();
slides.clear();
ui->labelPreviewSlideShow->clear();
ui->labelPreview->clear();
ui->labelPreview->setText(tr("Picture Preview"));
ui->labelPixInfo->setText(tr("Preview slide: "));
ui->pushButtonGoLive->setEnabled(false);
currentSlideShow = SlideShow();
}
void PictureWidget::on_pushButtonMoveUp_clicked()
{
int c = ui->listWidgetSlides->currentRow();
int u = c-1;
if(u>=0)
{
slides.move(c,u);
ui->listWidgetSlides->clear();
foreach(const SlideShowItem &sst, slides)
{
QListWidgetItem *itm = new QListWidgetItem;
QIcon ico(sst.imageSmall);
itm->setIcon(ico);
ui->listWidgetSlides->addItem(itm);
}
ui->listWidgetSlides->setCurrentRow(u);
}
}
void PictureWidget::on_pushButtonMoveDown_clicked()
{
int c = ui->listWidgetSlides->currentRow();
int d = c+1;
if(d<slides.count())
{
slides.move(c,d);
ui->listWidgetSlides->clear();
foreach(const SlideShowItem &sst, slides)
{
QListWidgetItem *itm = new QListWidgetItem;
QIcon ico(sst.imageSmall);
itm->setIcon(ico);
ui->listWidgetSlides->addItem(itm);
}
ui->listWidgetSlides->setCurrentRow(d);
}
}
void PictureWidget::on_pushButtonGoLive_clicked()
{
sendToProjector();
}
void PictureWidget::sendToProjector()
{
emit sendSlideShow(slides, ui->listWidgetSlides->currentRow(),currentSlideShow.name);
}
void PictureWidget::loadSlideShow(int ss_id)
{
SlideShow ss;
ss.loadSlideShow(ss_id);
sendToPreview(ss);
ui->pushButtonGoLive->setEnabled(true);
}
void PictureWidget::sendToPreview(SlideShow &sshow)
{
currentSlideShow = sshow;
slides.clear();
ui->listWidgetSlides->clear();
ui->labelPreviewSlideShow->setText(tr("Slide Show: %1").arg(currentSlideShow.name));
foreach(const SlideShowItem &sst, currentSlideShow.slides)
{
slides.append(sst);
QListWidgetItem *itm = new QListWidgetItem;
QIcon ico(sst.imageSmall);
itm->setIcon(ico);
ui->listWidgetSlides->addItem(itm);
}
ui->listWidgetSlides->setCurrentRow(0);
}
void PictureWidget::sendToPreviewFromSchedule(SlideShow &sshow)
{
ui->listWidgetSlideShow->clearSelection();
sendToPreview(sshow);
}
SlideShow PictureWidget::getCurrentSlideshow()
{
currentSlideShow.slides = slides;
return currentSlideShow;
}
bool PictureWidget::isSlideShowSelected()
{
int css = ui->listWidgetSlideShow->selectionModel()->selection().count();
if(css>0)
return true;
else
return false;
}
void PictureWidget::deleteSlideShow()
{
QSqlQuery sq;
int ssId = slideShows.at(ui->listWidgetSlideShow->currentRow()).slideSwId;
sq.exec(QString("DELETE FROM SlideShows WHERE id = %1").arg(ssId));
sq.exec(QString("DELETE FROM Slides WHERE ss_id = %1").arg(ssId));
loadSlideShows();
on_pushButtonClearImages_clicked();
}
void PictureWidget::on_listWidgetSlideShow_itemSelectionChanged()
{
int cRow = ui->listWidgetSlideShow->currentRow();
if(cRow>=0 && ui->listWidgetSlideShow->selectedItems().count()>0)
loadSlideShow(slideShows.at(cRow).slideSwId);
}
void PictureWidget::on_listWidgetSlideShow_doubleClicked(const QModelIndex &index)
{
currentSlideShow.slides = slides;
emit sendToSchedule(currentSlideShow);
}