guidemo_circle.c

MCB2300_ucgui_LCD320240.rar LPC2368的uc/gui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		: GUIDEMO_Circle.c
Purpose 	: Drawing circles
----------------------------------------------------------------------
*/

#include "GUI.h"
#include "GUIDEMO.h"

/*********************************************************************
*
*   	GUIDEMO_Circle
*
**********************************************************************
*/

void GUIDEMO_Circle(void)
{
	int x0, y0, r;
	GUIDEMO_ShowIntro("Circles", "\nArbitrary circles"
					"\nand arcs.");
	GUI_Clear();
	GUI_SetFont(&GUI_Font8x16);
	GUI_SetColor(GUI_WHITE);
	x0 = LCD_XSIZE >> 1;
	y0 = LCD_YSIZE >> 1;
#if GUIDEMO_LARGE
	r = 50;
	GUI_DispStringAt("Circle", 0, 0);
#elif !(GUIDEMO_TINY)
	r = 40;
#else
#if (LCD_YSIZE < 80)
	r = 23;
#else
	r = 30;
#endif
#endif
	GUI_FillCircle(x0, y0, r);
	GUIDEMO_Wait();
	GUI_SetDrawMode(GUI_DM_XOR);
#if GUIDEMO_LARGE
	GUI_FillCircle(x0, y0, r + 10);
#elif !(GUIDEMO_TINY)
	GUI_FillCircle(x0, y0, r + 8);
#else
	GUI_FillCircle(x0, y0, r + 6);
#endif
	GUI_SetDrawMode(0);
	GUIDEMO_Wait();
#if GUI_SUPPORT_AA
#if GUIDEMO_LARGE
	GUIDEMO_ShowInfo("Circles with\nAntialiasing");
#endif
	GUI_Clear();
	GUI_SetColor(GUI_WHITE);
#if GUIDEMO_LARGE
	GUI_DispStringAt("Antialiased\ncircle", 0, 0);
#endif
	GUI_AA_FillCircle(x0, y0, r - 2);
	GUIDEMO_Wait();
#endif
}