gui_drawfocusrect.c

来自「uCGUI」· C语言 代码 · 共 50 行

/*************************************************************************************************************
                                                   uC/GUI
                                               嵌入式通用图形软件
File        : GUI_DrawFocusRect.C
Purpose     : Implementation of GUI_DrawFocusRect
************************************************************************************************************/
#include "GUI_Protected.H"

/*************************************************************************************************************
* Public code
*************************************************************************************************************/
static void _DrawFocusRect(const GUI_RECT* pr) 
{
  int i; 
  for (i = pr->x0; i <= pr->x1; i += 2) 
  {
    LCD_DrawPixel(i, pr->y0);
    LCD_DrawPixel(i, pr->y1);
  }
  for (i = pr->y0; i <= pr->y1; i += 2) 
  {
    LCD_DrawPixel(pr->x0, i);
    LCD_DrawPixel(pr->x1, i);
  }
}

void GUI_DrawFocusRect(const GUI_RECT *pRect, int Dist) 
{
  GUI_RECT r;
  GUI__ReduceRect(&r, pRect, Dist);
  GUI_LOCK();
  #if (GUI_WINSUPPORT)
    WM_ADDORG(r.x0, r.y0);
    WM_ADDORG(r.x1, r.y1);
    WM_ITERATE_START(&r); 
    {
  #endif
    _DrawFocusRect(&r);
  #if (GUI_WINSUPPORT)
    } WM_ITERATE_END();
  #endif
  GUI_UNLOCK();
}