QtBase: examples/widgets/painting code style

Change-Id: I3d3c6f3bae20ac8383279437f8f89c92195a704f
Reviewed-by: hjk <qthjk@ovi.com>

3 files changed, 12 insertions, 22 deletions

diff --git a/examples/widgets/painting/gradients/gradients.cpp b/examples/widgets/painting/gradients/gradients.cpp
index 1474c4ffaf..09985df8fa 100644
--- a/examples/widgets/painting/gradients/gradients.cpp
+++ b/examples/widgets/painting/gradients/gradients.cpp
@@ -62,7 +62,6 @@ ShadeWidget::ShadeWidget(ShadeType type, QWidget *parent)
 
     } else {
         setAttribute(Qt::WA_NoBackground);
-
     }
 
     QPolygonF points;
@@ -81,13 +80,11 @@ ShadeWidget::ShadeWidget(ShadeType type, QWidget *parent)
     connect(m_hoverPoints, SIGNAL(pointsChanged(QPolygonF)), this, SIGNAL(colorsChanged()));
 }
 
-
 QPolygonF ShadeWidget::points() const
 {
     return m_hoverPoints->points();
 }
 
-
 uint ShadeWidget::colorAt(int x)
 {
     generateShade();
@@ -104,7 +101,6 @@ uint ShadeWidget::colorAt(int x)
     return 0;
 }
 
-
 void ShadeWidget::setGradientStops(const QGradientStops &stops)
 {
     if (m_shade_type == ARGBShade) {
@@ -121,7 +117,6 @@ void ShadeWidget::setGradientStops(const QGradientStops &stops)
     }
 }
 
-
 void ShadeWidget::paintEvent(QPaintEvent *)
 {
     generateShade();
@@ -133,7 +128,6 @@ void ShadeWidget::paintEvent(QPaintEvent *)
     p.drawRect(0, 0, width() - 1, height() - 1);
 }
 
-
 void ShadeWidget::generateShade()
 {
     if (m_shade.isNull() || m_shade.size() != size()) {
@@ -167,11 +161,8 @@ void ShadeWidget::generateShade()
             p.fillRect(rect(), shade);
         }
     }
-
-
 }
 
-
 GradientEditor::GradientEditor(QWidget *parent)
     : QWidget(parent)
 {
@@ -195,13 +186,11 @@ GradientEditor::GradientEditor(QWidget *parent)
     connect(m_alpha_shade, SIGNAL(colorsChanged()), this, SLOT(pointsUpdated()));
 }
 
-
 inline static bool x_less_than(const QPointF &p1, const QPointF &p2)
 {
     return p1.x() < p2.x();
 }
 
-
 void GradientEditor::pointsUpdated()
 {
     qreal w = m_alpha_shade->width();
@@ -217,9 +206,9 @@ void GradientEditor::pointsUpdated()
 
     qSort(points.begin(), points.end(), x_less_than);
 
-    for (int i=0; i<points.size(); ++i) {
+    for (int i = 0; i < points.size(); ++i) {
         qreal x = int(points.at(i).x());
-        if (i+1 < points.size() && x == points.at(i+1).x())
+        if (i + 1 < points.size() && x == points.at(i + 1).x())
             continue;
         QColor color((0x00ff0000 & m_red_shade->colorAt(int(x))) >> 16,
                      (0x0000ff00 & m_green_shade->colorAt(int(x))) >> 8,
@@ -237,7 +226,6 @@ void GradientEditor::pointsUpdated()
     emit gradientStopsChanged(stops);
 }
 
-
 static void set_shade_points(const QPolygonF &points, ShadeWidget *shade)
 {
     shade->hoverPoints()->setPoints(points);
@@ -255,7 +243,7 @@ void GradientEditor::setGradientStops(const QGradientStops &stops)
     qreal h_blue = m_blue_shade->height();
     qreal h_alpha = m_alpha_shade->height();
 
-    for (int i=0; i<stops.size(); ++i) {
+    for (int i = 0; i < stops.size(); ++i) {
         qreal pos = stops.at(i).first;
         QRgb color = stops.at(i).second.rgba();
         pts_red << QPointF(pos * m_red_shade->width(), h_red - qRed(color) * h_red / 255);
@@ -454,7 +442,6 @@ void GradientWidget::setDefault(int config)
     m_renderer->setGradientStops(stops);
 }
 
-
 GradientRenderer::GradientRenderer(QWidget *parent)
     : ArthurFrame(parent)
 {
@@ -477,7 +464,6 @@ void GradientRenderer::setGradientStops(const QGradientStops &stops)
     update();
 }
 
-
 void GradientRenderer::mousePressEvent(QMouseEvent *)
 {
     setDescriptionEnabled(false);
@@ -503,7 +489,7 @@ void GradientRenderer::paint(QPainter *p)
         g = QConicalGradient(pts.at(0), angle);
     }
 
-    for (int i=0; i<m_stops.size(); ++i)
+    for (int i = 0; i < m_stops.size(); ++i)
         g.setColorAt(m_stops.at(i).first, m_stops.at(i).second);
 
     g.setSpread(m_spread);
diff --git a/examples/widgets/painting/gradients/gradients.h b/examples/widgets/painting/gradients/gradients.h
index 0881d864f3..c816bddd0b 100644
--- a/examples/widgets/painting/gradients/gradients.h
+++ b/examples/widgets/painting/gradients/gradients.h
@@ -44,7 +44,9 @@
 
 #include "arthurwidgets.h"
 
-#include <QtWidgets>
+QT_BEGIN_NAMESPACE
+class QRadioButton;
+QT_END_NAMESPACE
 
 class HoverPoints;
 
@@ -52,6 +54,7 @@ class HoverPoints;
 class ShadeWidget : public QWidget
 {
     Q_OBJECT
+
 public:
     enum ShadeType {
         RedShade,
@@ -88,6 +91,7 @@ private:
 class GradientEditor : public QWidget
 {
     Q_OBJECT
+
 public:
     GradientEditor(QWidget *parent);
 
@@ -106,10 +110,10 @@ private:
     ShadeWidget *m_alpha_shade;
 };
 
-
 class GradientRenderer : public ArthurFrame
 {
     Q_OBJECT
+
 public:
     GradientRenderer(QWidget *parent);
     void paint(QPainter *p);
@@ -139,10 +143,10 @@ private:
     Qt::BrushStyle m_gradientType;
 };
 
-
 class GradientWidget : public QWidget
 {
     Q_OBJECT
+
 public:
     GradientWidget(QWidget *parent);
 
diff --git a/examples/widgets/painting/gradients/main.cpp b/examples/widgets/painting/gradients/main.cpp
index ce179a7312..6ffba86acc 100644
--- a/examples/widgets/painting/gradients/main.cpp
+++ b/examples/widgets/painting/gradients/main.cpp
@@ -43,7 +43,7 @@
 
 #include <QApplication>
 
-int main(int argc, char **argv)
+int main(int argc, char *argv[])
 {
     Q_INIT_RESOURCE(gradients);