toc添加数据管理功能

HPPA/RasterRendererBase.h

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <QImage>
+#include <memory>
+
+class RasterDataProvider;
+
+class RasterRendererBase
+{
+public:
+    //struct Params {
+    //    virtual ~Params() = default;
+    //};
+
+    virtual ~RasterRendererBase() = default;
+
+    virtual QImage render() = 0;
+
+    RasterDataProvider* dataProvider() const { return m_provider; }
+
+protected:
+    explicit RasterRendererBase(RasterDataProvider* provider);
+
+    RasterDataProvider* m_provider = nullptr;
+};