BASIC_DrawingRects.c

00001 /*********************************************************************
00002 *                SEGGER Microcontroller GmbH                         *
00003 *        Solutions for real time microcontroller applications        *
00004 **********************************************************************
00005 *                                                                    *
00006 *        (c) 1996 - 2018  SEGGER Microcontroller GmbH                *
00007 *                                                                    *
00008 *        Internet: www.segger.com    Support:  support@segger.com    *
00009 *                                                                    *
00010 **********************************************************************
00011 
00012 ** emWin V5.48 - Graphical user interface for embedded applications **
00013 All  Intellectual Property rights  in the Software belongs to  SEGGER.
00014 emWin is protected by  international copyright laws.  Knowledge of the
00015 source code may not be used to write a similar product.  This file may
00016 only be used in accordance with the following terms:
00017 
00018 The software  has been licensed to  Cypress Semiconductor Corporation,
00019 whose registered  office is situated  at 198 Champion Ct. San Jose, CA 
00020 95134 USA  solely for the  purposes of creating  libraries for Cypress
00021 PSoC3 and  PSoC5 processor-based devices,  sublicensed and distributed
00022 under  the  terms  and  conditions  of  the  Cypress  End User License
00023 Agreement.
00024 Full source code is available at: www.segger.com
00025 
00026 We appreciate your understanding and fairness.
00027 ----------------------------------------------------------------------
00028 Licensing information
00029 Licensor:                 SEGGER Microcontroller Systems LLC
00030 Licensed to:              Cypress Semiconductor Corp, 198 Champion Ct., San Jose, CA 95134, USA
00031 Licensed SEGGER software: emWin
00032 License number:           GUI-00319
00033 License model:            Services and License Agreement, signed June 10th, 2009
00034 Licensed platform:        Any Cypress platform (Initial targets are: PSoC3, PSoC5)
00035 ----------------------------------------------------------------------
00036 Support and Update Agreement (SUA)
00037 SUA period:               2009-06-12 - 2022-07-27
00038 Contact to extend SUA:    sales@segger.com
00039 ----------------------------------------------------------------------
00040 File        : BASIC_DrawingRects.c
00041 Purpose     : Filling screen with random rectangles
00042 Requirements: WindowManager - ( )
00043               MemoryDevices - ( )
00044               AntiAliasing  - ( )
00045               VNC-Server    - ( )
00046               PNG-Library   - ( )
00047               TrueTypeFonts - ( )
00048 ----------------------------------------------------------------------
00049 */
00050 
00051 #include <stdlib.h>
00052 #include "GUI.h"
00053 
00054 /*********************************************************************
00055 *
00056 *       Defines
00057 *
00058 **********************************************************************
00059 */
00060 //
00061 // Recommended memory to run the sample with adequate performance
00062 //
00063 #define RECOMMENDED_MEMORY (1024L * 5)
00064 
00065 /*********************************************************************
00066 *
00067 *       Public code
00068 *
00069 **********************************************************************
00070 */
00071 /*********************************************************************
00072 *
00073 *       MainTask
00074 */
00075 void MainTask(void) {
00076   const U32 aColor[] = {
00077     GUI_BLUE        ,    GUI_GREEN       ,    GUI_RED         ,    GUI_CYAN        ,    GUI_MAGENTA     ,    GUI_YELLOW      ,
00078     GUI_LIGHTBLUE   ,    GUI_LIGHTGREEN  ,    GUI_LIGHTRED    ,    GUI_LIGHTCYAN   ,    GUI_LIGHTMAGENTA,    GUI_LIGHTYELLOW ,
00079     GUI_DARKBLUE    ,    GUI_DARKGREEN   ,    GUI_DARKRED     ,    GUI_DARKCYAN    ,    GUI_DARKMAGENTA ,    GUI_DARKYELLOW  ,
00080   };
00081   int x0;
00082   int y0;
00083   int Index;
00084   int xSize;
00085   int ySize;
00086   int xSizeRect;
00087   int ySizeRect;
00088 
00089   GUI_Init();
00090   //
00091   // Check if recommended memory for the sample is available
00092   //
00093   if (GUI_ALLOC_GetNumFreeBytes() < RECOMMENDED_MEMORY) {
00094     GUI_ErrorOut("Not enough memory available."); 
00095     return;
00096   }
00097   xSize = LCD_GetXSize();
00098   ySize = LCD_GetYSize();
00099   while (1) {
00100     x0 = rand() % xSize;
00101     y0 = rand() % ySize;
00102     xSizeRect = rand() % (xSize - x0);
00103     ySizeRect = rand() % (ySize - y0);
00104     Index = (unsigned)rand() % GUI_COUNTOF(aColor);
00105     GUI_SetColor(aColor[Index]);
00106     GUI_FillRect(x0, y0, x0 + xSizeRect - 1, y0 + ySizeRect - 1);
00107   }
00108 }
00109 
00110 /*************************** End of file ****************************/