dl_tool_ctrl_2d.h

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#pragma once
 
#ifndef DL_DISABLE_RENDER
#include "dl_type.h"
#include "io/dl_input.h"
#include "misc/dl_component_use.h"
 
namespace dl::Tool
{
class Controller2d
{
public:
    bool _bMoveWasd = true;
    float _moveSpeed = 400.0f;
    float _moveSpeedShift = 2.0f;
 
    bool _bScaleWheel = true;
    float _scaleSpeed = 5.0f;
    Position _scaleRange = { 0.25f, 2.0f };
    bool _bScaleWithMouse = true;           // 随鼠标位置缩放，否则以窗口中心缩放
    std::vector<float> _scaleLevel;          // 不为空时使用
    size_t _scaleLevelCur = 0;
    MouseCode _keyDrag = MouseCode::MIDDLE;
    
    void Update(Coor* coor);
    // 传入地图大小，限制地图在窗口内
    void UpdateLimit(Coor* coor, const Size& map_size);
private:
    Cpt::Drag _drag;
};
 
}
#endif