lcd_setcliprectex.c

UCGUI在NIOS2的移植

/*
*********************************************************************************************************
*                                                uC/GUI
*                        Universal graphic software for embedded applications
*
*                       (c) Copyright 2002, Micrium Inc., Weston, FL
*                       (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
*              礐/GUI is protected by international copyright laws. Knowledge of the
*              source code may not be used to write a similar product. This file may
*              only be used in accordance with a license and should not be redistributed
*              in any way. We appreciate your understanding and fairness.
*
----------------------------------------------------------------------
File        : LCD_ClipRectEx.c
Purpose     : Implementation of optional routines
---------------------------END-OF-HEADER------------------------------
*/


#include "LCD_Private.h"
#include "GUI_Private.h"

/*********************************************************************
*
*           LCD_SetClipRectEx
*
**********************************************************************

This function is actually a driver function.
Since it is identical for all drivers with only one controller,
it is placed here.
For multi-controller systems, this routine is placed in the
distribution driver.

*/

void LCD_SetClipRectEx(const GUI_RECT* pRect) {
  LCD_RECT r;
  LCDDEV_L0_GetRect(&r);
  GUI__IntersectRects(&GUI_Context.ClipRect, pRect, &r);
}