// Returns the angle of the surface, probed at the points -radius and +radius
// 90 degree == completely even surface
global func GetSurfaceAngle(int x, int y, int stepping, int radius) {
var left = GetYBorder(x - radius, y, stepping);
var right = GetYBorder(x + radius, y, stepping);
return Angle(x - radius, left, x+radius, right);
}
//初始化消息
BOOL CHintMsgBox::OnInitDialog()
{
__super::OnInitDialog();
//设置标题
SetWindowText(m_strCaption);
//关闭按钮
if((m_uType&MB_DEFBUTTON2)!=0)m_cbButtonState[BST_CLOSE]&=(~BUT_EXIST);
else m_cbButtonState[BST_CLOSE]|=BUT_EXIST;
//按钮区域
CreateBoxButton();
INT nButtonAreaHeight=SMB_BUTTON_HEIGHT+SMB_BUTTON_TOP+SMB_BUTTON_BUTTOM;
INT nButtonAreaWidth=m_nBtCount*SMB_BUTTON_WIDTH+(m_nBtCount+1)*SMB_BUTTON_SPACE+SMB_BUTTON_LEFT+SMB_BUTTON_RIGHT;
//字符空间
CClientDC ClientDC(this);
CRect rcString(0,0,SMB_STRING_WIDTH,SMB_STRING_HEIGHT);
ClientDC.SelectObject(CSkinResourceManager::GetDefaultFont());
ClientDC.DrawText(m_strString,rcString,DT_CALCRECT|DT_EXPANDTABS|DT_NOCLIP|DT_WORD_ELLIPSIS);
//字符区域
INT nStringAreaHeight=rcString.Height()+SMB_STRING_TOP;
INT nStringAreaWidth=rcString.Width()+SMB_ICON_LEFT+SMB_ICON_WIDTH+SMB_STRING_LEFT+SMB_STRING_RIGHT;
//窗口区域
INT nWindowAreaHeight=nStringAreaHeight+nButtonAreaHeight;
INT nWindowAreaWidth=__max(SMB_WINDOW_WIDTH,__max(nStringAreaWidth,nButtonAreaWidth));
//输出位置
if (nWindowAreaWidth>nStringAreaWidth)
{
m_rcString.top=m_SkinAttribute.m_nCaptionHeigth+SMB_STRING_TOP;
m_rcString.left=GetXBorder()+SMB_ICON_LEFT+SMB_ICON_WIDTH+SMB_STRING_LEFT+(nWindowAreaWidth-nStringAreaWidth)/2;
m_rcString.right=m_rcString.left+rcString.Width();
m_rcString.bottom=m_rcString.top+rcString.Height();
}
else
{
m_rcString.top=m_SkinAttribute.m_nCaptionHeigth+SMB_STRING_TOP;
m_rcString.left=GetXBorder()+SMB_ICON_LEFT+SMB_ICON_WIDTH+SMB_STRING_LEFT;
m_rcString.right=m_rcString.left+rcString.Width();
m_rcString.bottom=m_rcString.top+rcString.Height();
}
//调整窗口
CRect rcWindow(0,0,0,0);
rcWindow.right=nWindowAreaWidth+GetXBorder()*2;
rcWindow.bottom=nWindowAreaHeight+m_SkinAttribute.m_nCaptionHeigth+GetYBorder();
SetWindowPos(NULL,0,0,rcWindow.Width(),rcWindow.Height(),SWP_NOMOVE|SWP_NOZORDER);
//调整按钮
INT nYButton=m_SkinAttribute.m_nCaptionHeigth+nWindowAreaHeight-SMB_BUTTON_BUTTOM-SMB_BUTTON_HEIGHT;
INT nXButton=GetXBorder()+(nWindowAreaWidth-m_nBtCount*SMB_BUTTON_WIDTH-(m_nBtCount+1)*SMB_BUTTON_SPACE)/2+SMB_BUTTON_SPACE;
for (UINT i=0;i<m_nBtCount;i++)
{
m_btButton[i].SetWindowPos(NULL,nXButton,nYButton,0,0,SWP_NOSIZE|SWP_NOZORDER|SWP_SHOWWINDOW);
nXButton+=SMB_BUTTON_SPACE+SMB_BUTTON_WIDTH;
}
//默认按钮
UINT uDefaultIndex=(m_uType&MB_DEFMASK)>>8;
if (uDefaultIndex>=m_nBtCount) uDefaultIndex=0;
m_btButton[uDefaultIndex].SetFocus();
m_btButton[uDefaultIndex].SetButtonStyle(m_btButton[uDefaultIndex].GetButtonStyle()|BS_DEFPUSHBUTTON);
//居中窗口
CenterWindow(GetParent());
//设置时间
if (m_nElapse!=0) SetTimer(IDI_MESSAGE,1000,NULL);
return FALSE;
}
