| /* |
| * Copyright (C) 2015 Savoir-Faire Linux Inc. |
| * Author: Stepan Salenikovich <stepan.salenikovich@savoirfairelinux.com> |
| * |
| * 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, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Additional permission under GNU GPL version 3 section 7: |
| * |
| * If you modify this program, or any covered work, by linking or |
| * combining it with the OpenSSL project's OpenSSL library (or a |
| * modified version of that library), containing parts covered by the |
| * terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc. |
| * grants you additional permission to convey the resulting work. |
| * Corresponding Source for a non-source form of such a combination |
| * shall include the source code for the parts of OpenSSL used as well |
| * as that of the covered work. |
| */ |
| |
| #include "pixbufdelegate.h" |
| |
| #include "../utils/drawing.h" |
| #include <QtCore/QSize> |
| #include <QtCore/QMetaType> |
| #include <person.h> |
| #include <memory> |
| #include <call.h> |
| #include <contactmethod.h> |
| |
| PixbufDelegate::PixbufDelegate() |
| : PixmapManipulationDelegate() |
| , fallbackAvatar_{ring_draw_fallback_avatar(FALLBACK_AVATAR_SIZE), g_object_unref} |
| { |
| } |
| |
| std::shared_ptr<GdkPixbuf> |
| PixbufDelegate::scaleAndFrame(const GdkPixbuf *photo, const QSize& size) |
| { |
| /** |
| * for now, respect the height requested |
| * the framing process will add another 10px, so account for that |
| * when scaling the photos |
| */ |
| |
| int height = size.height(); |
| if (size.height() != size.width()) |
| g_warning("requested contact photo width != height; only respecting the height as the largest dimension"); |
| int photo_h = height - 10; |
| int photo_w = photo_h; |
| |
| /* scale photo, make sure to respect the request height as the largest dimension*/ |
| int w = gdk_pixbuf_get_width(photo); |
| int h = gdk_pixbuf_get_height(photo); |
| if (h > w) |
| photo_w = w * ((double)photo_h / h); |
| if (w > h) |
| photo_h = h * ((double)photo_w / w); |
| |
| std::unique_ptr<GdkPixbuf, decltype(g_object_unref)&> scaled_photo{ |
| gdk_pixbuf_scale_simple(photo, photo_w, photo_h, GDK_INTERP_BILINEAR), |
| g_object_unref}; |
| |
| /* frame photo */ |
| return {ring_frame_avatar(scaled_photo.get()), g_object_unref}; |
| } |
| |
| QVariant |
| PixbufDelegate::callPhoto(Call* c, const QSize& size, bool displayPresence) |
| { |
| return callPhoto(c->peerContactMethod(), size, displayPresence); |
| } |
| |
| QVariant |
| PixbufDelegate::callPhoto(const ContactMethod* n, const QSize& size, bool displayPresence) |
| { |
| if (n->contact()) { |
| return contactPhoto(n->contact(), size, displayPresence); |
| } else { |
| return QVariant::fromValue(scaleAndFrame(fallbackAvatar_.get(), size)); |
| } |
| } |
| |
| QVariant |
| PixbufDelegate::contactPhoto(Person* c, const QSize& size, bool displayPresence) |
| { |
| Q_UNUSED(displayPresence); |
| |
| /** |
| * try to get the photo |
| * otherwise use the fallback avatar |
| */ |
| |
| std::shared_ptr<GdkPixbuf> photo; |
| |
| if (c->photo().isValid()) |
| photo = c->photo().value<std::shared_ptr<GdkPixbuf>>(); |
| else |
| photo = fallbackAvatar_; |
| |
| return QVariant::fromValue(scaleAndFrame(photo.get(), size)); |
| } |
| |
| QVariant PixbufDelegate::personPhoto(const QByteArray& data, const QString& type) |
| { |
| Q_UNUSED(type); |
| /* Try to load the image from the data provided by lrc vcard utils; |
| * lrc is getting the image data assuming that it is inlined in the vcard, |
| * for now URIs are not supported. |
| * |
| * The format of the data should be either base 64 or ascii (hex), try both |
| */ |
| |
| GError *error = NULL; |
| GdkPixbuf *pixbuf = NULL; |
| GInputStream *stream = NULL; |
| |
| /* first try using base64 */ |
| QByteArray ba64 = QByteArray::fromBase64(data); |
| stream = g_memory_input_stream_new_from_data(ba64.constData(), |
| ba64.size(), |
| NULL); |
| |
| pixbuf = gdk_pixbuf_new_from_stream(stream, NULL, &error); |
| g_input_stream_close(stream, NULL, NULL); |
| g_object_unref(stream); |
| |
| if (!pixbuf) { |
| // g_debug("failed decoding person photo using base64: %s", error->message); |
| g_clear_error(&error); |
| |
| /* failed with base64, try hex */ |
| QByteArray baHex = QByteArray::fromHex(data); |
| stream = g_memory_input_stream_new_from_data(baHex.constData(), |
| baHex.size(), |
| NULL); |
| |
| pixbuf = gdk_pixbuf_new_from_stream(stream, NULL, &error); |
| g_input_stream_close(stream, NULL, NULL); |
| g_object_unref(stream); |
| |
| if (!pixbuf) { |
| // g_debug("failed decoding person photo using hex (ASCII): %s", error->message); |
| g_clear_error(&error); |
| } |
| } |
| |
| if (pixbuf) { |
| std::shared_ptr<GdkPixbuf> avatar(pixbuf, g_object_unref); |
| return QVariant::fromValue(avatar); |
| } |
| |
| /* could not load image, return emtpy QVariant */ |
| return QVariant(); |
| } |