/***********************************************************************************************************                                                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        : COLOR_ShowColorBar.cPurpose     : Example draws a color bar----------------------------------------------------------------------*/#include "GUI.H"#include "LCDConf.h"/*********************************************************************                 Draws 13 color bars**********************************************************************/void ShowColorBar(void) {  int x0 = 5, y0 = 40, yStep = 15, i;  int xsize     = LCD_GetDevCap(LCD_DEVCAP_XSIZE) - x0;    GUI_SetFont(&GUI_Font16_ASCII);  #if (LCD_FIXEDPALETTE)     GUI_DispString("colorboard");    GUI_DispDecMin(LCD_FIXEDPALETTE);  #endif  for (i = 0; i < xsize; i++) {    U16 cs = (255 * (U32)i) / xsize;    U16 x = x0 + i;;    /* Red */    GUI_SetColor(cs);    GUI_DrawVLine(x, y0             , y0 +     yStep - 1);    GUI_SetColor(0xff + (255 - cs) * 0x10100L);    GUI_DrawVLine(x, y0 +      yStep, y0 + 2 * yStep - 1);    /* Green */    GUI_SetColor(cs<<8);    GUI_DrawVLine(x, y0 +  2 * yStep, y0 + 3 * yStep - 1);    GUI_SetColor(0xff00 + (255 - cs) * 0x10001L);    GUI_DrawVLine(x, y0 +  3 * yStep, y0 + 4 * yStep - 1);    /* Blue */    GUI_SetColor(cs * 0x10000L);    GUI_DrawVLine(x, y0 +  4 * yStep, y0 + 5 * yStep - 1);    GUI_SetColor(0xff0000 + (255 - cs) * 0x101L);    GUI_DrawVLine(x, y0 +  5 * yStep, y0 + 6 * yStep - 1);    /* Gray */    GUI_SetColor((U32)cs * 0x10101L);    GUI_DrawVLine(x, y0 +  6 * yStep, y0 + 7 * yStep - 1);    /* Yellow */    GUI_SetColor(cs * 0x101);    GUI_DrawVLine(x, y0 +  7 * yStep, y0 + 8 * yStep - 1);    GUI_SetColor(0xffff + (255 - cs) * 0x10000L);    GUI_DrawVLine(x, y0 +  8 * yStep, y0 + 9 * yStep - 1);    /* Cyan */    GUI_SetColor(cs * 0x10100L);    GUI_DrawVLine(x, y0 +  9 * yStep, y0 + 10 * yStep - 1);    GUI_SetColor(0xffff00 + (255 - cs) * 0x1L);    GUI_DrawVLine(x, y0 + 10 * yStep, y0 + 11 * yStep - 1);    /* Magenta */    GUI_SetColor(cs * 0x10001);    GUI_DrawVLine(x, y0 + 11 * yStep, y0 + 12 * yStep - 1);    GUI_SetColor(0xff00ff + (255 - cs) * 0x100L);    GUI_DrawVLine(x, y0 + 12 * yStep, y0 + 13 * yStep - 1);  }}