feat: 添加ElaWidgetTool库

ElaWidgetTools/DeveloperComponents/ElaColorPreview.cpp

@@ -0,0 +1,31 @@
+#include "ElaColorPreview.h"
+
+#include <QPainter>
+#include <QPainterPath>
+
+#include "ElaTheme.h"
+ElaColorPreview::ElaColorPreview(QWidget* parent)
+    : QWidget{parent}
+{
+    setFixedSize(50, 260);
+    _pThemeMode = eTheme->getThemeMode();
+}
+
+ElaColorPreview::~ElaColorPreview()
+{
+}
+
+void ElaColorPreview::paintEvent(QPaintEvent* event)
+{
+    int penWidth = 3;
+    int borderRadius = 5;
+    QPainter painter(this);
+    painter.save();
+    painter.setRenderHint(QPainter::Antialiasing);
+    QRect viewRect = rect();
+    viewRect.adjust(penWidth, penWidth, -penWidth, -penWidth);
+    painter.setPen(QPen(ElaThemeColor(_pThemeMode, BasicBorder), penWidth));
+    painter.setBrush(_pBaseColor);
+    painter.drawRoundedRect(viewRect, borderRadius, borderRadius);
+    painter.restore();
+}