aa_hirespixels.c

uC/GUI是一个通用的嵌入式应用的图形模块

/*
*********************************************************************************************************
*                                                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        : AA_HiResPixels.c
Purpose     : Demonstrates high resolution pixels
----------------------------------------------------------------------
*/

#include "GUI.H"

/*******************************************************************
*
*         Show lines placed on high resolution pixels
*
********************************************************************
*/

static void ShowHiResPixels(void) {
  int i, Factor = 5;
  GUI_SetBkColor(GUI_WHITE);
  GUI_SetColor(GUI_BLACK);
  GUI_Clear();
  GUI_SetLBorder(50);
  GUI_DispStringAt("This sample uses high resolution pixels.\n", 50, 10);
  GUI_DispString  ("Not only the physical pixels are used.\n");
  GUI_DispString  ("Enabling high resolution simulates more\n");
  GUI_DispString  ("pixels by using antialiasing.\n");
  GUI_DispString  ("Please take a look at the magnified output\n");
  GUI_DispString  ("to view the result.\n");
  GUI_SetPenSize(2);
  GUI_SetPenShape(GUI_PS_FLAT);
  GUI_AA_EnableHiRes();       /* Enable high resolution */
  GUI_AA_SetFactor(Factor);   /* Set quality factor */
  /* Drawing lines using high resolution pixels */
  for (i = 0; i < Factor; i++) {
    int x = (i + 1) * 5 * Factor + i - 1;
    GUI_AA_DrawLine(x, 50, x, 199);
  }
}

/*******************************************************************
*
*                 main
*
********************************************************************
*/

void main(void) {
  GUI_Init();
  ShowHiResPixels();
  while(1) {
    GUI_Delay(100);
  }
}