1 files changed, 82 insertions, 0 deletions
diff --git a/src/study/CardsStatusBar.cpp b/src/study/CardsStatusBar.cpp
new file mode 100644
index 0000000..e29f9f8
--- /dev/null
+++ b/src/study/CardsStatusBar.cpp
@@ -0,0 +1,82 @@
+#include "CardsStatusBar.h"
+
+const QStringList CardsStatusBar::Colors = {"green", "#fffd7c", "white", "#bd8d71"};
+
+CardsStatusBar::CardsStatusBar(QWidget* aParent) :
+    QWidget(aParent)
+{
+    setMinimumHeight(10);
+    setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
+}
+
+CardsStatusBar::~CardsStatusBar()
+{
+    delete painter;
+}
+
+void CardsStatusBar::paintEvent(QPaintEvent* aEvent)
+{
+    QWidget::paintEvent( aEvent );
+    if(values.isEmpty())
+        return;
+    max = getMax();
+
+    painter = new QPainter(this);
+    painter->setRenderHint(QPainter::Antialiasing);
+    painter->save();
+        
+    QPainterPath path;
+    path.addRoundedRect( rect(), Radius, Radius);
+    painter->setClipPath( path );
+
+    barRect = rect().adjusted(0, 0, 1, 0);
+
+    sectionLeft = rect().left();
+    for(int i = 0; i < values.size(); i++)
+        drawSection(i);
+
+    painter->restore();
+
+    painter->setPen(QPen("#7c7c7c"));
+    painter->drawRoundedRect(rect(), Radius, Radius);
+}
+
+int CardsStatusBar::getMax() const
+{
+    int max = 0;
+    foreach(int v, values)
+        max += v;
+    if(max == 0)
+        max = 1;
+    return max;
+}
+
+void CardsStatusBar::drawSection(int index)
+{
+    QRectF sectionRect = getSectionRect(index);
+    painter->setPen( Qt::NoPen );
+    painter->setBrush(getSectionGradient(index));
+    painter->drawRect(sectionRect);
+
+    painter->setPen(QPen(QBrush("#a7a7a7"), 0.5));
+    painter->drawLine(sectionRect.topRight(), sectionRect.bottomRight());
+
+    sectionLeft += sectionRect.width();
+}
+
+QLinearGradient CardsStatusBar::getSectionGradient(int index)
+{
+    QLinearGradient grad(barRect.topLeft(), barRect.bottomLeft());
+    grad.setColorAt( 0, Qt::white);
+    grad.setColorAt( 0.9, QColor(Colors[index]) );
+    return grad;
+}
+
+QRectF CardsStatusBar::getSectionRect(int index)
+{
+    QRectF sectionRect = barRect;
+    sectionRect.moveLeft(sectionLeft);
+    qreal sectionWidth = barRect.width() * values[index] / max;
+    sectionRect.setWidth(sectionWidth);
+    return sectionRect;
+}