feat: 添加ElaWidgetTool库

2025-09-19 22:40:52 +08:00
parent 5f93e8caf6
commit 4eef5c7fd5
407 changed files with 36325 additions and 7 deletions
--- a/ElaWidgetTools/ElaImageCard.cpp
+++ b/ElaWidgetTools/ElaImageCard.cpp
@@ -0,0 +1,64 @@
+#include "ElaImageCard.h"
+
+#include <QGraphicsDropShadowEffect>
+#include <QPainter>
+#include <QPainterPath>
+
+#include "ElaImageCardPrivate.h"
+#include "ElaTheme.h"
+
+Q_PROPERTY_CREATE_Q_CPP(ElaImageCard, QImage, CardImage);
+Q_PROPERTY_CREATE_Q_CPP(ElaImageCard, int, BorderRadius)
+Q_PROPERTY_CREATE_Q_CPP(ElaImageCard, bool, IsPreserveAspectCrop)
+Q_PROPERTY_CREATE_Q_CPP(ElaImageCard, qreal, MaximumAspectRatio)
+ElaImageCard::ElaImageCard(QWidget* parent)
+    : QWidget(parent), d_ptr(new ElaImageCardPrivate())
+{
+    Q_D(ElaImageCard);
+    d->q_ptr = this;
+    d->_pBorderRadius = 6;
+    d->_pMaximumAspectRatio = 2.2;
+    d->_pIsPreserveAspectCrop = true;
+    setMinimumSize(350, 260);
+    d->_themeMode = eTheme->getThemeMode();
+    connect(eTheme, &ElaTheme::themeModeChanged, this, [=](ElaThemeType::ThemeMode themeMode) {
+        d->_themeMode = themeMode;
+    });
+}
+
+ElaImageCard::~ElaImageCard()
+{
+}
+
+void ElaImageCard::paintEvent(QPaintEvent* event)
+{
+    Q_D(ElaImageCard);
+    QPainter painter(this);
+    painter.save();
+    painter.setPen(Qt::NoPen);
+    painter.setRenderHints(QPainter::SmoothPixmapTransform | QPainter::Antialiasing);
+    QPainterPath path;
+    path.addRoundedRect(rect(), d->_pBorderRadius, d->_pBorderRadius);
+    painter.setClipPath(path);
+    // 图片绘制
+    if (d->_pIsPreserveAspectCrop)
+    {
+        qreal itemAspectRatio = (qreal)rect().width() / rect().height();
+        if (itemAspectRatio < d->_pMaximumAspectRatio)
+        {
+            itemAspectRatio = d->_pMaximumAspectRatio;
+            qreal cropHeight = d->_pCardImage.width() / itemAspectRatio;
+            painter.drawImage(QRect(0, 0, this->height() * d->_pMaximumAspectRatio, rect().height()), d->_pCardImage, QRectF(0, 0, d->_pCardImage.width(), cropHeight));
+        }
+        else
+        {
+            qreal cropHeight = d->_pCardImage.width() / itemAspectRatio;
+            painter.drawImage(rect(), d->_pCardImage, QRectF(0, 0, d->_pCardImage.width(), cropHeight));
+        }
+    }
+    else
+    {
+        painter.drawImage(rect(), d->_pCardImage);
+    }
+    painter.restore();
+}