#include <QApplication>
#include <QWidget>
#ifdef _WINDOWS
#include <QTextCodec>
#include <Windows.h>
#endif
#include <QStyle>
#include <QWidget>
#include <QtWidgets>
#include "Demo_Gallery/export.h"
#include "Renderive/export.h"
namespace Table_Space {
struct Base_Table_Model {
    virtual ~Base_Table_Model() = default;
    using Len_Type = int;
    using Index_Type = int;
    enum Expand_Type {
        None,
        Left_UP,
        Right_Down,
    };
    enum Data_Type {
        Parent,
        Son,
        Normal
    };
    struct Base_Data {
        virtual ~Base_Data() = default;
        virtual void paint(QPainter* painter, QRect rect) = 0;
        QWidget* widget{};
    };
    struct Base_Info {
        virtual ~Base_Info() = default;
        Len_Type len = 0;
        virtual void paint(QPainter* painter, QRect rect) = 0;
    };
    virtual void insert_row(Index_Type pos, std::vector<std::shared_ptr<Base_Info>> rows, Expand_Type expand) = 0;
    virtual void insert_col(Index_Type pos, std::vector<std::shared_ptr<Base_Info>> cols, Expand_Type expand) = 0;
    virtual void remove_row(Index_Type pos, Index_Type row) = 0;
    virtual void remove_col(Index_Type pos, Index_Type col) = 0;
    virtual void merge(Index_Type col, Index_Type row, Index_Type col_len, Index_Type row_len) = 0;
    virtual void split(Index_Type col, Index_Type row, Index_Type col_len, Index_Type row_len) = 0;
    virtual QPoint span(Index_Type col, Index_Type row) = 0; // 获取某一个元素 横跨行数，列数
    virtual std::shared_ptr<Base_Data> data(Index_Type col, Index_Type row) = 0;
    virtual std::shared_ptr<Base_Data> parent(Index_Type col, Index_Type row) = 0;
    virtual Data_Type type(Index_Type col, Index_Type row) = 0;
    int col_space = 14;
    int row_space = 14;
};
struct Table_Model : public Base_Table_Model {
    struct Data : Base_Data {
        std::shared_ptr<Data> parent = nullptr;
        void paint(QPainter* painter, QRect rect) override {
            painter->fillRect(rect, Qt::red);
            painter->drawText(rect, Qt::AlignCenter, text);
        }
        QString text;
        Data_Type type;
    };
    using Dp = std::shared_ptr<Data>;
    using Dpl = std::vector<Dp>;
    struct Info : Base_Info {
        void paint(QPainter* painter, QRect rect) override {
            painter->fillRect(rect, Qt::red);
            painter->drawText(rect, Qt::AlignCenter, text);
        }
        QString text;
        Dpl data;
    };
    ~Table_Model() override;
    void check_all() {}
    void insert_row(Index_Type pos, std::vector<std::shared_ptr<Base_Info>> rows, Expand_Type expand) override {}
    void insert_col(Index_Type pos, std::vector<std::shared_ptr<Base_Info>> insert_cols, Expand_Type expand) override {}
    void remove_row(Index_Type pos, Index_Type num) override {
        auto start = rows.begin() + pos;
        rows.erase(start, start + num);
        const auto n = rows.size();
        for (int i = 0; i < n; ++i) {
            auto& l = cols.at(i);
            auto s = l->data.begin() + pos;
            l->data.erase(s, s + num);
        }
    }
    void remove_col(Index_Type pos, Index_Type num) override {
        auto start = cols.begin() + pos;
        cols.erase(start, start + num);
        const auto n = rows.size();
        for (int i = 0; i < n; ++i) {
            auto& l = rows.at(i);
            auto s = l->data.begin() + pos;
            l->data.erase(s, s + num);
        }
    }
    void merge(Index_Type col, Index_Type row, Index_Type col_len, Index_Type row_len) override {
        const auto par = cols.at(col)->data.at(row);
        const auto cn = cols.size();
        const auto rn = rows.size();
        for (auto c = col; c < cn; ++c) {
            for (auto r = row; r < rn; ++r) {
                const auto d = cols.at(c)->data.at(r);
                d->type = Son;
                d->parent = par;
            }
        }
        par->type = Parent;
    }
    void split(Index_Type col, Index_Type row, Index_Type col_len, Index_Type row_len) override {
        const auto cn = cols.size();
        const auto rn = rows.size();
        for (auto c = col; c < cn; ++c) {
            for (auto r = row; r < rn; ++r) {
                const auto d = cols.at(c)->data.at(r);
                d->type = Normal;
                d->parent = d;
            }
        }
    }
    QPoint span(Index_Type col, Index_Type row) override {
        const auto d = cols.at(col)->data.at(row);
        if (d->type == Normal)
            return {1, 1};
        if (d->type == Son)
            return {0, 0};
        if (d->type == Parent) {
            Index_Type cur_col = col + 1;
            while (cur_col < cols.size()) {
                auto c = cols.at(cur_col)->data.at(row);
                if (c->parent != d)
                    break;
                cur_col++;
            }
            Index_Type cur_row = row + 1;
            while (cur_row < rows.size()) {
                auto c = rows.at(col)->data.at(cur_row);
                if (c->parent != d)
                    break;
                cur_row++;
            }
            return {cur_col - col, cur_row - row};
        }
        printf("span unknown type[%d]!", d->type);
        ASSERT(false, "span unknown type!");
    }
    std::shared_ptr<Base_Data> data(Index_Type col, Index_Type row) override {
        return cols.at(col)->data.at(row);
    }
    std::shared_ptr<Base_Data> parent(Index_Type col, Index_Type row) override {
        auto d = cols.at(col)->data.at(row);
        return d->parent;
    }
    Data_Type type(Index_Type col, Index_Type row) override {
        auto d = cols.at(col)->data.at(row);
        return d->type;
    }
private:
    std::vector<std::shared_ptr<Info>> cols;
    std::vector<std::shared_ptr<Info>> rows;
};
} // namespace Table_Space
class Base_Widget : public QWidget {
public:
    Base_Widget() {
        // 初始化按钮，放置在 widget 中
        QPushButton* btn = new QPushButton("你好", this);
        btn->setGeometry(50, 50, 500, 30); // 设置按钮的位置和大小
        QPushButton* btn2 = new QPushButton("按钮2", this);
        btn2->setGeometry(150, 150, 100, 30); // 这个按钮部分会超出父控件区域
    }
protected:
    void paintEvent(QPaintEvent* event) override {
        QPainter painter(this);
        // 设置父控件背景颜色
        painter.fillRect(rect(), Qt::black);
        // 定义裁剪区域（在父控件内的有效区域）
        QRegion region(0, 0, 300, 300); // 设置裁剪区域为 300x300，超出部分隐藏
        setMask(region); // 设置掩膜，超出区域将不会显示
        QWidget::paintEvent(event); // 默认绘制子控件
    }
};
int main(int argc, char* argv[]) {
    QApplication app(argc, argv);
    QTextCodec::setCodecForLocale(QTextCodec::codecForName("UTF-8"));
#ifdef _WINDOWS
    SetConsoleOutputCP(CP_UTF8);
    system("chcp 65001");
    // setbuf(stdout, 0);
#endif
    QElapsedTimer timer;
    timer.start();
    Demo_Gallery w;
    // Base_Widget w;
    w.resize(1000, 600);
    w.show();
    // renderive::Graphic g;
    // g.resize(1000, 600);
    // g.show();
    //    auto it = new renderive::SelectColorDialog();
    //    it->resize(1000, 600);
    //    it->show();
    renderive::start_render_scheduler();
    qDebug() << "启动耗时 " << timer.elapsed();
    // f();
    return QApplication::exec();
}