TnbSelectedBeltDrawer.h

[詳解]

#pragma once
#include "TnbDrawable.h"
#include "TnbBitmapImage.h"
 
 
 
//TNB Library
namespace TNB 
{
 
 
 
class CSelectedBeltDrawer : public CNullDrawer
{
    DEFSUPER(CNullDrawer);
public:
 
    CSelectedBeltDrawer(COLORREF beltColor, COLORREF backColor, bool isTextInvert = true)
        : m_beltColor(beltColor), m_backColor(backColor), m_isTextInvert(isTextInvert)
    {
    }
 
    CSelectedBeltDrawer(const SIZE& size, COLORREF beltColor, COLORREF backColor, bool isTextInvert = true)
        : _super(size), m_beltColor(beltColor), m_backColor(backColor), m_isTextInvert(isTextInvert)
    {
    }
 
    virtual IDrawable* Clone(void) const
    {
        return new CSelectedBeltDrawer(m_size, m_beltColor, m_backColor, m_isTextInvert);
    }
 
    virtual void Draw(HDC dc, int x = 0, int y = 0) const
    {
        CBitmapImage bi;
        COLORREF col = m_backColor ^ m_beltColor;
        RECT rect = { x, y, x + m_size.cx, y + m_size.cy };
        bi.SetFromDC(dc, rect); // 描画範囲を取り込む
        CBitmapHandle bh = bi.CreateMaskBitmap(m_isTextInvert, m_backColor); //文字のところを抜き出す
        bi.Set(m_size.cx, m_size.cy, col);
        bi.Insert(0, 0, bh, m_isTextInvert ? SRCPAINT : SRCAND); //文字のところをマスクする
        bi.BitBlt(dc, x, y, SRCINVERT);
    }
 
private:
    COLORREF    m_beltColor;    
    COLORREF    m_backColor;    
    bool        m_isTextInvert; 
};
 
 
 
};  // TNB