#pragma once
#include "Base_Table_Model.h"
#include "global.h"
#include "scroll.h"
#include <QMouseEvent>
namespace Psc {
/*
      使用Data更好 因为使用Data如果你想用指针你依然可以传入指针
        表格功能分析
        1. 拖动改变大小
        2. 合并单元格
        3. 内嵌控件
        首先是表格数据结构 包含位置和 ui计算
        表格自身内容绘制 自定义组件嵌入
        合并单元格通过 合并入控制
        表格也是model view 格式
        view 根据model的接口  两个rect计算需要绘制的元素以及位置  然后  开始绘制
    */
class Container : public QWidget {
public:
    Container(QWidget* parent = nullptr) : QWidget(parent) {
        setMouseTracking(true);
        setWindowFlag(Qt::WindowTransparentForInput, true); // 透传所有输入事件
        // 使该控件对所有事件透明，事件会传递给下层控件或父控件
        // setAttribute(Qt::WA_TransparentForMouseEvents);
        setAttribute(Qt::WA_InputMethodTransparent);
    }
    void paintEvent(QPaintEvent* event) override {
        QPainter painter(this);
        painter.fillRect(rect(), QColor(200, 200, 200, 100));
        painter.end();
    }
    void mousePressEvent(QMouseEvent* event) override {
        event->ignore(); // 不拦截，交给子控件或父控件处理
    }
    void mouseReleaseEvent(QMouseEvent* event) override {
        event->ignore();
    }
    void mouseMoveEvent(QMouseEvent* event) override {
        event->ignore();
    }
};
class Table_View : public QWidget {
public:
    Table_View();
    Container* container;
    Base_Table_Model* model{};
    V_Scroll_Bar v_bar;
    H_Scroll_Bar h_bar;
    QTextEdit* edit;
    // inside and outside
    int col_info_h = 30;
    int row_info_w = 30;
    int col_info_inside_space = 10;
    int row_info_inside_space = 10;
    int h_bar_space = 10;
    int v_bar_space = 10;
    int top_margin = 10;
    int left_margin = 10;
    int right_margin = 10;
    int bottom_margin = 10;
    QPoint to_inside_pos(QPoint widget_pos);
    QPoint to_widget_pos(QPoint inside_pos);
    QRect get_view_rect();
    static bool is_ctrl_pressed() {
        if (Qt::ControlModifier & QApplication::keyboardModifiers()) {
            return true;
        }
        else {
            return false;
        }
    }
    enum Drag_Type {
        Table_Move,
        H_scrollBar,
        V_scrollBar,
        V_Expand,
        H_Expand,
    } drag_type{};
    bool is_dragging = false;
    QPoint start_pos;
    QPoint _view_pos = {0, 0};
    QPoint save_pos;
    Col_Info* col_expand{};
    Row_Info* row_expand{};
    int start_expand_len{};
    Base_Table_Data* prev_data{};
    bool use_drag_h = true;
    bool use_drag_w = true;
protected:
    bool event(QEvent* event) override;
    bool eventFilter(QObject* obj, QEvent* event) override;
    void paintEvent(QPaintEvent* event) override;
    void resizeEvent(QResizeEvent* event) override;
    void wheelEvent(QWheelEvent* event) override;
    void mouse_event(QMouseEvent* event, QEvent::Type type);
    void leaveEvent(QEvent* event) override;
};
} // namespace Psc