/***********************************************************************************************************                                                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        : BUTTON.cPurpose     : emWin GSC button widget---------------------------END-OF-HEADER------------------------------*/#include <stdlib.h>#include <string.h>#include "WIDGET.h"#include "GUIDebug.h"#include "GUI.h"#include "GUI_Protected.h"#include "WM_Intern.h"#if GUI_WINSUPPORT/***********************************************************************       Private config defaults************************************************************************//***********************************************************************       Object definition************************************************************************//***********************************************************************       Static data************************************************************************//***********************************************************************       Macros for internal use************************************************************************/#define WIDGET_H2P(hWin)        ((WIDGET*)WM_HMEM2Ptr(hWin))/***********************************************************************       Static routines************************************************************************//***********************************************************************       Public routines************************************************************************//***********************************************************************       WIDGET_Draw3DFrame*/void WIDGET_EFFECT_3D_DrawUpRect(const GUI_RECT* pRect) {  GUI_RECT r;  GUI_CONTEXT Context;  GUI_SaveContext(&Context);  r = *pRect;  GUI_SetColor(0x000000);  GUI_DrawRect(r.x0, r.y0, r.x1, r.y1);          /* Draw rectangle around it */ /* Draw the bright sides */  GUI_SetColor(0xffffff);  GUI_DrawHLine(r.y0 + 1, r.x0 + 1, r.x1 - 2);    /* Draw top line */  GUI_DrawVLine(r.x0 + 1, r.y0 + 1, r.y1 - 2);  /* Draw the dark sides */  GUI_SetColor(0x555555);  GUI_DrawHLine(r.y1-1, r.x0 + 1, r.x1 - 1);  GUI_DrawVLine(r.x1-1, r.y0 + 1, r.y1 - 2);  GUI_RestoreContext(&Context);}/***********************************************************************       WIDGET_EFFECT_3D_DrawUp*/void WIDGET_EFFECT_3D_DrawUp(void) {  GUI_RECT r;  WM_GetClientRect(&r);  WIDGET_EFFECT_3D_DrawUpRect(&r);}/***********************************************************************       WIDGET_EFFECT_3D_DrawDown*/void WIDGET_EFFECT_3D_DrawDownRect(const GUI_RECT* pRect) {  GUI_RECT r;  r = *pRect;  GUI_SetColor(0x000000);  /// TBD: Use halftone//  GUI_DrawRect(0, 0, r.x1, r.y1);  /* Draw the upper left sides */  GUI_SetColor(0x808080);  GUI_DrawHLine(r.y0, r.x0, r.x1);  GUI_DrawVLine(r.x0, r.y0 + 1, r.y1);  GUI_SetColor(0x0);  GUI_DrawHLine(r.y0 + 1, r.x0 + 1, r.x1 - 1);  GUI_DrawVLine(r.x0 + 1, r.y0 + 2, r.y1 - 1);  /* Draw the lower right sides */  GUI_SetColor(0xffffff);  GUI_DrawHLine(r.y1, r.x0 + 1, r.x1);  GUI_DrawVLine(r.x1, r.y0 + 1, r.y1);  GUI_SetColor(0xc0c0c0);  GUI_DrawHLine(r.y1 - 1, r. x0 + 2, r.x1-1);  GUI_DrawVLine(r.x1 - 1, r. y0 + 2, r.y1-1);}void WIDGET_EFFECT_3D_DrawDown(void) {  GUI_RECT r;  WM_GetClientRect(&r);  WIDGET_EFFECT_3D_DrawDownRect(&r);}/***********************************************************************       WIDGET_EFFECT_3D_GetRect*/void WIDGET_EFFECT_3D_GetRect(GUI_RECT* pRect) {  WM_GetClientRect(pRect);  GUI__ReduceRect(pRect, pRect, 2);}void WIDGET_SetDefaultEffect_3D(void) {  WIDGET_SetDefaultEffect(&WIDGET_Effect_3D);}/***********************************************************************       Effect tables --- Mainly function pointers************************************************************************/const WIDGET_EFFECT WIDGET_Effect_3D = {  WIDGET_EFFECT_3D_DrawUp, WIDGET_EFFECT_3D_DrawDown,  WIDGET_EFFECT_3D_DrawUpRect, WIDGET_EFFECT_3D_DrawDownRect,  WIDGET_EFFECT_3D_GetRect, 2};#else                            /* Avoid problems with empty object modules */  void WIDGET_3D_C(void) {}#endif /* GUI_WINSUPPORT */