TnbSolidBitmapMaker.h

[詳解]

#pragma once
#include "TnbBitmapImage.h"
#include "TnbHandleHandle.h"
 
 
 
//TNB Library
namespace TNB
{
 
 
 
class CSolidBitmapMaker
{
public:
 
    CSolidBitmapMaker(void)
    {
        m_DefaultBrush();
        m_transColor = CLR_AUTOSELECT;
        m_baseColor = RGB(255, 0, 255);
    }
 
    void SetBaseColor(COLORREF c)
    {
        m_baseColor = c;
    }
 
    void SetTransColor(COLORREF c)
    {
        m_transColor = c;
    }
 
    void SetFaceColor(COLORREF c1, COLORREF c2, COLORREF c3)
    {
        m_brush1 = ::CreateSolidBrush(c1);
        m_currentBrush1 = m_brush1;
        m_brush2 = ::CreateSolidBrush(c2);
        m_currentBrush2 = m_brush2;
        m_brush3 = ::CreateSolidBrush(c3);
        m_currentBrush3 = m_brush3;
    }
 
    void SetDefaultFaceColor(void)
    {
        m_DefaultBrush();
        m_brush1.Null();
        m_brush2.Null();
        m_brush3.Null();
    }
 
    CBitmapImage Make(CBitmapHandle bh, bool isPressed = false) const
    {
        CBitmapImage bi = bh;
        if ( ! isPressed )
        {
            return m_MakeButton(bi);
        }
        return m_MakeButtonRv(bi);
    }
 
private:
 
    void m_DefaultBrush(void)
    {
        m_currentBrush1 = ::GetSysColorBrush(COLOR_3DHILIGHT);
        m_currentBrush2 = ::GetSysColorBrush(COLOR_3DSHADOW);
        m_currentBrush3 = ::GetSysColorBrush(COLOR_3DDKSHADOW);
    }
    
    CBitmapImage m_MakeButton(const CBitmapImage& bmp) const
    {
        CBitmapImage bi;
        bi.Set(bmp.GetSize().cx + 3, bmp.GetSize().cy + 3, m_baseColor);
        HRGN hRgn = bmp.CreateRgn(m_transColor);
        HBRUSH b1 = m_currentBrush1;
        HBRUSH b2 = m_currentBrush2;
        HBRUSH b3 = m_currentBrush3;
        HDC hDC = bi.GetDC();
        // b3
        ::OffsetRgn(hRgn, 3, 0);
        {
            ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, 0, 1);    ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, 0, 1);    ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, 0, 1);    ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, -1, 0);   ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, -1, 0);   ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, -1, 0);   ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, +3, -3);
        }
        ::OffsetRgn(hRgn, -3, 0);
        // b1
        {
            ::FillRgn(hDC, hRgn, b1);
            ::OffsetRgn(hRgn, 0, 1);    ::FillRgn(hDC, hRgn, b1);
            ::OffsetRgn(hRgn, 0, 1);    ::FillRgn(hDC, hRgn, b1);
            ::OffsetRgn(hRgn, 0, -2);
            ::OffsetRgn(hRgn, 1, 0);    ::FillRgn(hDC, hRgn, b1);
            ::OffsetRgn(hRgn, 1, 0);    ::FillRgn(hDC, hRgn, b1);
            ::OffsetRgn(hRgn, -2, 0);
        }
        // b2
        ::OffsetRgn(hRgn, 2, 1);
        {
            ::FillRgn(hDC, hRgn, b2);
            ::OffsetRgn(hRgn, 0, 1);    ::FillRgn(hDC, hRgn, b2);
            ::OffsetRgn(hRgn, -1, 0);   ::FillRgn(hDC, hRgn, b2);
            ::OffsetRgn(hRgn, 1, -1);
        }
        ::OffsetRgn(hRgn, -2, -1);
        //
        bi.ReleaseDC();
        bi.InsertOnTransparent(1, 1, bmp, m_transColor);
        _DeleteObject(hRgn);
        return bi;
    }
 
    CBitmapImage m_MakeButtonRv(const CBitmapImage& bmp) const
    {
        CBitmapImage bi;
        bi.Set(bmp.GetSize().cx + 3, bmp.GetSize().cy + 3, m_baseColor);
        HRGN hRgn = bmp.CreateRgn(m_transColor);
        HBRUSH b1 = m_currentBrush1;
        HBRUSH b2 = m_currentBrush2;
        HBRUSH b3 = m_currentBrush3;
        HDC hDC = bi.GetDC();
        // b3
        {
            ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, 0, 1);    ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, 0, 1);    ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, 0, 1);    ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, 0, -3);
            ::OffsetRgn(hRgn, 1, 0);    ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, 1, 0);    ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, 1, 0);    ::FillRgn(hDC, hRgn, b3);
            ::OffsetRgn(hRgn, -3, 0);
        }
        // b1
        ::OffsetRgn(hRgn, 3, 1);
        {
            ::FillRgn(hDC, hRgn, b1);
            ::OffsetRgn(hRgn, 0, 1);    ::FillRgn(hDC, hRgn, b1);
            ::OffsetRgn(hRgn, 0, 1);    ::FillRgn(hDC, hRgn, b1);
            ::OffsetRgn(hRgn, -1, 0);   ::FillRgn(hDC, hRgn, b1);
            ::OffsetRgn(hRgn, -1, 0);   ::FillRgn(hDC, hRgn, b1);
            ::OffsetRgn(hRgn, 2, -2);
        }
        ::OffsetRgn(hRgn, -3, -1);
        // b2
        ::OffsetRgn(hRgn, 1, 1);
        {
            ::FillRgn(hDC, hRgn, b2);
            ::OffsetRgn(hRgn, 1, 0);    ::FillRgn(hDC, hRgn, b2);
            ::OffsetRgn(hRgn, -1, 0);
            ::OffsetRgn(hRgn, 0, 1);    ::FillRgn(hDC, hRgn, b2);
            ::OffsetRgn(hRgn, 0, -1);
        }
        ::OffsetRgn(hRgn, -1, -1);
        //
        bi.ReleaseDC();
        bi.InsertOnTransparent(2, 2, bmp, m_transColor);
        _DeleteObject(hRgn);
        return bi;
    }
 
    CBrushHandle    m_brush1;           
    CBrushHandle    m_brush2;           
    CBrushHandle    m_brush3;           
    HBRUSH          m_currentBrush1;    
    HBRUSH          m_currentBrush2;    
    HBRUSH          m_currentBrush3;    
    COLORREF        m_transColor;       
    COLORREF        m_baseColor;        
};
 
 
 
};