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klayout/src/lay/laySaltGrainDetailsTextWidg...

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/*
KLayout Layout Viewer
Copyright (C) 2006-2017 Matthias Koefferlein
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 2 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, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "laySaltGrainDetailsTextWidget.h"
#include "laySaltGrain.h"
#include "tlString.h"
#include <QTextStream>
#include <QBuffer>
#include <QIcon>
#include <QPainter>
namespace lay
{
SaltGrainDetailsTextWidget::SaltGrainDetailsTextWidget (QWidget *w)
: QTextBrowser (w), mp_grain (0)
{
// .. nothing yet ..
}
void SaltGrainDetailsTextWidget::set_grain (SaltGrain *g)
{
mp_grain = g;
setHtml (details_text ());
}
QVariant
SaltGrainDetailsTextWidget::loadResource (int type, const QUrl &url)
{
if (url.path () == QString::fromUtf8 ("/icon")) {
int icon_dim = 64;
if (!mp_grain || mp_grain->icon ().isNull ()) {
return QImage (":/salt_icon.png");
} else {
QImage img = mp_grain->icon ();
if (img.width () != icon_dim || img.height () != icon_dim) {
img = img.scaled (QSize (icon_dim, icon_dim), Qt::KeepAspectRatio, Qt::SmoothTransformation);
QImage final_img (icon_dim, icon_dim, QImage::Format_ARGB32);
final_img.fill (QColor (0, 0, 0, 0));
QPainter painter (&final_img);
painter.drawImage ((icon_dim - img.width ()) / 2, (icon_dim - img.height ()) / 2, img);
return final_img;
} else {
return img;
}
}
} else if (url.path () == QString::fromUtf8 ("/screenshot")) {
QImage s = mp_grain->screenshot ().convertToFormat (QImage::Format_ARGB32_Premultiplied);
QImage smask (s.size (), QImage::Format_ARGB32_Premultiplied);
smask.fill (QColor (0, 0, 0, 0));
{
int border = 0;
int radius = 6;
QPainter painter (&smask);
painter.setRenderHint (QPainter::Antialiasing);
painter.setCompositionMode (QPainter::CompositionMode_Source);
for (int b = border; b > 0; --b) {
QPen pen (QColor (255, 255, 255, ((border - b + 1) * 255) / border));
pen.setWidth (b * 2 + 1);
painter.setBrush (Qt::NoBrush);
painter.setPen (pen);
painter.drawRoundedRect (QRectF (border, border, s.width () - 2 * border, s.height () - 2 * border), radius, radius, Qt::AbsoluteSize);
}
painter.setPen (Qt::white);
painter.setBrush (Qt::white);
painter.drawRoundedRect (QRectF (border, border, s.width () - 2 * border, s.height () - 2 * border), radius, radius, Qt::AbsoluteSize);
}
{
QPainter painter (&s);
painter.setCompositionMode (QPainter::CompositionMode_DestinationIn);
painter.drawImage (0, 0, smask);
}
return s;
} else {
return QTextBrowser::loadResource (type, url);
}
}
QString
SaltGrainDetailsTextWidget::details_text ()
{
SaltGrain *g = mp_grain;
if (! g) {
return QString ();
}
QBuffer buffer;
buffer.open (QIODevice::WriteOnly);
QTextStream stream (&buffer);
stream.setCodec ("UTF-8");
stream << "<html><head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\"/></head><body>";
stream << "<table cellpadding=\"6\"><tr>";
stream << "<td><img src=\":/icon\" width=\"64\" height=\"64\"/></td>";
stream << "<td>";
stream << "<h1>";
stream << tl::to_qstring (tl::escaped_to_html (g->name ())) << " " << tl::to_qstring (tl::escaped_to_html (g->version ()));
stream << "</h1>";
if (! g->title ().empty()) {
stream << "<h3>" << tl::to_qstring (tl::escaped_to_html (g->title ())) << "</h3>";
}
if (g->version ().empty ()) {
stream << "<p><i><font color='gray'>";
stream << QObject::tr ("This package does not have a version. "
"Use the &lt;version&gt; element of the specification file or edit the package properties to provide a version.");
stream << "</font></i></p>";
}
if (g->title ().empty ()) {
stream << "<p><i><font color='gray'>";
stream << QObject::tr ("This package does not have a title. "
"Use the &lt;title&gt; element of the specification file or edit the package properties to provide a title.");
stream << "</font></i></p>";
}
stream << "<p><br/>";
if (! g->doc ().empty ()) {
stream << tl::to_qstring (tl::escaped_to_html (g->doc ()));
} else {
stream << "<i><font color='gray'>";
stream << QObject::tr ("This package does not have a description. "
"Use the &lt;doc&gt; element of the specification file or edit the package properties to provide a description.");
stream << "</font></i>";
}
stream << "</p>";
stream << "<p>";
if (! g->author ().empty ()) {
stream << "<b>" << QObject::tr ("Author") << ":</b> " << tl::to_qstring (tl::escaped_to_html (g->author ())) << " ";
if (! g->author_contact ().empty ()) {
stream << "(" << tl::to_qstring (tl::escaped_to_html (g->author_contact ())) << ")";
}
if (!g->authored_time ().isNull ()) {
stream << "<br/>";
stream << "<b>" << QObject::tr ("Released") << ":</b> " << g->authored_time ().date ().toString (Qt::ISODate);
}
} else {
stream << "<i><font color='gray'>";
stream << QObject::tr ("This package does not have a author information. "
"Use the &lt;author&gt;, &lt;authored-time&gt; and &lt;author-contact&gt; elements of the specification file or edit the package properties to provide authoring information.");
stream << "</font></i>";
}
stream << "</p>";
stream << "<p>";
if (! g->license ().empty ()) {
stream << "<b>" << QObject::tr ("License") << ":</b> " << tl::to_qstring (tl::escaped_to_html (g->license ())) << " ";
} else {
stream << "<i><font color='gray'>";
stream << QObject::tr ("This package does not have license information. "
"Use the &lt;license&gt; elements of the specification file or edit the package properties to provide license information.");
stream << "</font></i>";
}
stream << "</p>";
stream << "<p>";
if (! g->doc_url ().empty ()) {
stream << "<b>" << QObject::tr ("Documentation link") << ":</b> <a href=\"" << tl::to_qstring (g->doc_url ()) << "\">" << tl::to_qstring (tl::escaped_to_html (g->doc_url ())) << "</a>";
} else {
stream << "<i><font color='gray'>";
stream << QObject::tr ("This package does not have a documentation link. "
"Use the &lt;doc-url&gt; element of the specification file or edit the package properties to provide a link.");
stream << "</font></i>";
}
stream << "</p>";
if (! g->screenshot ().isNull ()) {
stream << "<br/>";
stream << "<h3>" << QObject::tr ("Screenshot") << "</h3><p><img src=\":/screenshot\"/></p>";
}
stream << "<br/>";
stream << "<h3>" << QObject::tr ("Installation") << "</h3>";
stream << "<p><b>" << QObject::tr ("Installation path: ") << "</b>" << tl::to_qstring (tl::escaped_to_html (g->path ())) << "</p>";
if (! g->url ().empty ()) {
stream << "<p><b>" << QObject::tr ("Download URL: ") << "</b>" << tl::to_qstring (tl::escaped_to_html (g->url ())) << "</p>";
}
if (! g->installed_time ().isNull ()) {
stream << "<p><b>" << QObject::tr ("Installed: ") << "</b>" << g->installed_time ().toString () << "</p>";
}
if (! g->dependencies ().empty ()) {
stream << "<p><b>" << QObject::tr ("Depends on: ") << "</b><br/>";
for (std::vector<lay::SaltGrain::Dependency>::const_iterator d = g->dependencies ().begin (); d != g->dependencies ().end (); ++d) {
stream << "&nbsp;&nbsp;&nbsp;&nbsp;" << tl::to_qstring (tl::escaped_to_html (d->name)) << " ";
stream << tl::to_qstring (tl::escaped_to_html (d->version));
if (! d->url.empty ()) {
stream << " - ";
stream << "[" << tl::to_qstring (tl::escaped_to_html (d->url)) << "]<br/>";
}
}
stream << "</p>";
}
stream << "</td></tr></table>";
stream << "</body></html>";
stream.flush ();
return QString::fromUtf8 (buffer.buffer());
}
}
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