added circle counter and fixed issue with latest qt

src/tools/circlecount/circlecounttool.cpp

@@ -0,0 +1,75 @@
+// Copyright(c) 2017-2019 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 "circlecounttool.h"
+#include <QPainter>
+namespace {
+#define PADDING_VALUE 2
+}
+
+CircleCountTool::CircleCountTool(QObject *parent) : AbstractTwoPointTool(parent) {
+    m_count = 0;
+}
+
+QIcon CircleCountTool::icon(const QColor &background, bool inEditor) const {
+    Q_UNUSED(inEditor);
+    return QIcon(iconPath(background) + "circlecount-outline.svg");
+}
+QString CircleCountTool::name() const {
+    return tr("Circle Counter");
+}
+
+QString CircleCountTool::nameID() {
+    return QLatin1String("");
+}
+
+QString CircleCountTool::description() const {
+    return tr("Add an autoincrementing counter bubble");
+}
+
+CaptureTool* CircleCountTool::copy(QObject *parent) {
+    return new CircleCountTool(parent);
+}
+
+void CircleCountTool::process(QPainter &painter, const QPixmap &pixmap, bool recordUndo) {
+    if (recordUndo) {
+        updateBackup(pixmap);
+    }
+    painter.setBrush(m_color);
+
+    int bubble_size=16;
+    painter.drawEllipse(m_points.first,bubble_size,bubble_size);
+    painter.drawText(QRectF(m_points.first.x()-bubble_size/2, m_points.first.y()-bubble_size/2, bubble_size, bubble_size), Qt::AlignCenter, QString::number(m_count));
+}
+
+void CircleCountTool::paintMousePreview(QPainter &painter, const CaptureContext &context) {
+    painter.setPen(QPen(context.color, PADDING_VALUE + context.thickness));
+    painter.drawLine(context.mousePos, context.mousePos);
+}
+
+void CircleCountTool::drawStart(const CaptureContext &context) {
+    m_color = context.color;
+    m_thickness = context.thickness + PADDING_VALUE;
+    m_points.first = context.mousePos;
+    m_count = context.circleCount;
+    emit requestAction(REQ_INCREMENT_CIRCLE_COUNT);
+
+}
+
+void CircleCountTool::pressed(const CaptureContext &context) {
+    Q_UNUSED(context);
+}