Add basic code for the Pin tool

src/tools/pin/pintool.cpp

@@ -0,0 +1,62 @@
+// Copyright(c) 2017-2018 Alejandro Sirgo Rica & Contributors
+//
+// This file is part of Flameshot.
+//
+//     Flameshot 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.
+//
+//     Flameshot 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 Flameshot.  If not, see <http://www.gnu.org/licenses/>.
+
+#include "pintool.h"
+#include "src/tools/pin/pinwidget.h"
+
+PinTool::PinTool(QObject *parent) : AbstractActionTool(parent) {
+
+}
+
+bool PinTool::closeOnButtonPressed() const {
+    return true;
+}
+
+QIcon PinTool::icon(const QColor &background, bool inEditor) const {
+    Q_UNUSED(inEditor);
+    return QIcon(iconPath(background) + "pin.png");
+}
+QString PinTool::name() const {
+    return tr("Pin Tool");
+}
+
+QString PinTool::nameID() {
+    return "";
+}
+
+QString PinTool::description() const {
+    return tr("Pin image on the desktop");
+}
+
+QWidget* PinTool::widget() {
+    PinWidget *w = new PinWidget(m_pixmap);
+    w->setGeometry(m_geometry);
+    return w;
+}
+
+CaptureTool* PinTool::copy(QObject *parent) {
+    return new PinTool(parent);
+}
+
+void PinTool::pressed(const CaptureContext &context) {
+    emit requestAction(REQ_CAPTURE_DONE_OK);
+    m_geometry = context.selection;
+    m_geometry.setTopLeft(m_geometry.topLeft() + context.widgetOffset);
+    m_pixmap = context.selectedScreenshotArea();
+    emit requestAction(REQ_ADD_EXTERNAL_WIDGETS);
+
+}