#include "stdafx.h"
#include "MyBttom.h"
#include "GlobalDefine.h"

IMPLEMENT_DYNAMIC(CMyBottom, CMFCButton)

CMyBottom::CMyBottom()
{
     m_font.CreatePointFont(120,"宋体",NULL);
     m_TextColor = RGB_BLACK;
     m_DownColor = RGB_GRAY1;
     m_UpColor = RGB_GRAY2;//默认颜色
        
}
CMyBottom::~CMyBottom()
{
}

BEGIN_MESSAGE_MAP(CMyBottom, CMFCButton)
END_MESSAGE_MAP()

// m_MyImgBtn 消息处理程序

//设置btn 的显示方式，Tooltip 是鼠标放在按钮上的提示内容
void CMyBottom::SetButtonStyle(CString Tooltip)
{
     EnableFullTextTooltip(true);
     // Use the application menu font at the button text font.
     EnableMenuFont();
     // Use the current Windows theme to draw the button borders.
     EnableWindowsTheming(false);
     // Set the button to auto-repeat mode.
     SetAutorepeatMode();
     // Set the background color for the button text.
     //m_CtrlDoorBtn.SetFaceColor(RGB(255,0,0),true);
     
     SetFontStyle();
     // Set the tooltip of the button.
     SetTooltip(Tooltip);
     SizeToContent();
     
}
void CMyBottom::SetFontStyle()
{
     SetFont(&m_font);
}
void CMyBottom::Refreash()
{
     //SetFontStyle();
}
void CMyBottom::SetDownColor(COLORREF color)
{//CMyButton类的函数
    m_DownColor = color;

}
void CMyBottom::SetUpColor(COLORREF color)
{
    if(color != m_UpColor)//颜色变化的时候刷新显示
    {
         m_UpColor = color;
         SetFontStyle();
    }
}
void CMyBottom::SetTextColor(COLORREF color)
{
    m_TextColor = color;
}
void CMyBottom::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
{
   CDC dc;
   dc.Attach(lpDrawItemStruct->hDC);//得到绘制的设备环境CDC
   VERIFY(lpDrawItemStruct->CtlType==ODT_BUTTON);
   //得当Button上文字,这里的步骤是:1,先得到在资源里编辑的按钮的文字,

   //然后将此文字重新绘制到按钮上,
   //同时将此文字的背景色设为透明,这样,按钮上仅会显示文字
   const int bufSize = 512;
   TCHAR buffer[bufSize];
   GetWindowText(buffer, bufSize);
   int size=strlen(buffer);//得到长度
   DrawText(lpDrawItemStruct->hDC,buffer,size,&lpDrawItemStruct->rcItem,DT_CENTER|DT_VCENTER|DT_SINGLELINE|DT_TABSTOP);//绘制文字
   SetBkMode(lpDrawItemStruct->hDC,TRANSPARENT);//透明
   if (lpDrawItemStruct->itemState&ODS_SELECTED)//当按下按钮时的处理
   {////重绘整个控制

         CBrush brush(m_DownColor);
         dc.FillRect(&(lpDrawItemStruct->rcItem),&brush);//利用画刷brush，填充矩形框
         //因为这里进行了重绘,所以文字也要重绘
         DrawText(lpDrawItemStruct->hDC,buffer,size,&lpDrawItemStruct->rcItem,DT_CENTER|DT_VCENTER|DT_SINGLELINE|DT_TABSTOP);
         SetBkMode(lpDrawItemStruct->hDC,TRANSPARENT);
    }
    else//当按钮不操作或者弹起时
    {
            CBrush brush(m_UpColor);
            dc.FillRect(&(lpDrawItemStruct->rcItem),&brush);//
            dc.SetTextColor(m_TextColor);
            DrawText(lpDrawItemStruct->hDC,buffer,size,&lpDrawItemStruct->rcItem,DT_CENTER|DT_VCENTER|DT_SINGLELINE|DT_TABSTOP);
            SetBkMode(lpDrawItemStruct->hDC,TRANSPARENT);
     }
     //绘制边框
     {
          COLORREF fc=RGB(255-GetRValue(m_UpColor),255-GetGValue(m_UpColor),255-GetBValue(m_UpColor));
          CBrush brush(fc);
          dc.FrameRect(&(lpDrawItemStruct->rcItem),&brush);//用画刷brush，填充矩形边框
     }
}