颜色修改红绿，修复帧错误卡顿bug

components/charts/vector_field.hh

@@ -0,0 +1,82 @@
+//
+// Created by Codex on 2025/12/05.
+//
+
+#pragma once
+
+#include "components/charts/heatmap.hh" // for PointData definition
+#include "creeper-qt/utility/theme/theme.hh"
+#include "creeper-qt/utility/wrapper/common.hh"
+#include "creeper-qt/utility/wrapper/property.hh"
+#include "creeper-qt/utility/wrapper/widget.hh"
+#include "qcustomplot/qcustomplot.h"
+#include <optional>
+#include <QPaintEvent>
+#include <concepts>
+#include <qsize.h>
+#include <qvector.h>
+
+namespace creeper {
+class VectorFieldPlot;
+
+namespace vector_widget::internal {
+class VectorPlot : public QCustomPlot {
+  public:
+    VectorPlot();
+    ~VectorPlot() override;
+
+    void load_theme_manager(ThemeManager& mgr);
+    void set_matrix_size(const QSize& size);
+    void set_data(const QVector<PointData>& data);
+
+  protected:
+    void paintEvent(QPaintEvent* event) override;
+
+  private:
+    void initialize_plot();
+    void reset_plot();
+    void update_vectors();
+    void ensure_arrows();
+    void apply_color_scheme();
+
+    QSize                    matrix_size_{ 3, 4 };
+    QVector<PointData>       data_points_;
+    bool                     initialized_ = false;
+    std::optional<ColorScheme> scheme_;
+    QColor                   arrow_color_{ 16, 54, 128 }; // 深蓝色
+    QCPItemLine*             primary_arrow_ = nullptr;
+
+    void ensure_primary_arrow();
+};
+} // namespace vector_widget::internal
+
+namespace vector_widget::pro {
+using Token = common::Token<internal::VectorPlot>;
+
+struct MatrixSize : Token {
+    QSize size;
+    explicit MatrixSize(const QSize& s) : size{ s } { }
+    explicit MatrixSize(int w, int h) : size{ w, h } { }
+    void apply(auto& self) const { self.set_matrix_size(size); }
+};
+
+using PlotData = DerivedProp<Token, QVector<PointData>, [](auto& self, const auto& vec) {
+    self.set_data(vec);
+}>;
+
+template<class PlotWidget>
+concept trait = std::derived_from<PlotWidget, Token>;
+
+CREEPER_DEFINE_CHECKER(trait);
+
+using namespace widget::pro;
+using namespace theme::pro;
+} // namespace vector_widget::pro
+
+struct VectorFieldPlot
+    : public Declarative<vector_widget::internal::VectorPlot,
+        CheckerOr<vector_widget::pro::checker, widget::pro::checker, theme::pro::checker>> {
+    using Declarative::Declarative;
+    void paintEvent(QPaintEvent* event) override;
+};
+} // namespace creeper