guidemo_polygon.c

UCOSII在STM32平台的移植

/*
*********************************************************************************************************
*                                                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_Polygon.c
Purpose     : Several GUIDEMO routines
----------------------------------------------------------------------
*/

//#include "GUI.h"
//#include "GUIDEMO.h"
#include "..\GUIinc\GUI.h"
#include "..\uCGUIDemo\GUIDEMO.h"

#define countof(Obj) (sizeof(Obj)/sizeof(Obj[0]))

/*********************************************************************
*
*       Static data
*
**********************************************************************
*/

static const GUI_POINT _aArrow[] =
{
   {  0, -5 }, { - 40, -35 }, { - 10, -25 }, { - 10, -85 }, { 10, -85 },
   { 10, -25 }, { 40, -35 }
};

static const GUI_POINT _aTriangle[] =
{
   {  0,   0 }, { - 30, -30 }, { 30, -30 }, 
};

#if GUI_SUPPORT_AA

static GUI_POINT _aiCursor[] =
{
   {  0,  0 }, { 50, 100 }, {  0, 90 }, { - 50, 100 }, 
};

#endif

/*********************************************************************
*
*       Typedefs
*
**********************************************************************
*/

typedef struct
{
   float Angle;
   int DoClear;
} tDrawContext;

/*********************************************************************
*
*       GUIDEMO_DemoPolygon
*
**********************************************************************
*/

void GUIDEMO_DemoPolygon(void)
{
   int XMid = LCD_GetXSize() / 2;
   int YMid = LCD_GetYSize() / 2;
   GUIDEMO_ShowIntro("Arbitrary Polygons", "\nStandard and antialiased");
   GUI_SetColor(GUI_WHITE);
   GUI_SetFont(&GUI_FontComic18B_ASCII);
#if GUIDEMO_LARGE
   GUI_DispStringAt("Arbitrary\nPolygons", 0, 0);
#endif
   GUI_FillPolygon(&_aArrow[0], 7, XMid - 50, YMid + 40);
   GUI_FillPolygon(&_aArrow[0], 7, XMid + 50, YMid + 40);
   GUI_SetColor(GUI_GREEN);
   GUI_FillPolygon(&_aTriangle[0], 3, XMid, YMid + 60);
   GUI_SetColor(GUI_WHITE);
#if GUI_SUPPORT_AA
   GUI_AA_EnableHiRes();
   GUI_AA_FillPolygon(&_aiCursor[0], 4, XMid * 3, (YMid - 40) * 3);
#endif
   GUIDEMO_Wait();
}