Adding GUI support for OLED screens 6: progress bar control

Adding GUI support for OLED screens 6: progress bar control

this blog link: http://blog.csdn.net/jdh99 , Author: jdh, reprint please specify.

Environment:

Host: WIN10

Development environment: MDK5.13

mcu:stm32f103

Source:

Gui_widget_progbar.h

/*** Copyright (c), 2015-2025* @file gui_widget_progbar.h* @brief Text Control header file * @author jdh* @date 2015/11/22*/#ifndef _gui_wid Get_progbar_h_#define _gui_widget_progbar_h_/****************************************************************** Header file **********************************************************************/#include "gui_interface.h"/****** Macro Definition ******************************************** @brief text length. Units: Bytes */#define len_widget_text32/************************************ Data Structure **********************************************************************//* * * @brief progress bar data structure */typedef struct _widget_progbar{//x axis position uint16_t x;//y axis position uint16_t y;//horizontal dimension uint16_t xsize;//Vertical Size UInt16 _t Ysize;} *widget_progbar_handle;/********************************************************************** function ************** @brief Create the control * @param x:Upper-Left x-coordinate * @param y: Upper-Left y-coordinate * @param xsize: Horizontal Dimension * @param ysize: Vertical dimension * @retval control handle */widget_progbar_handle Gui_widget_progbar_ Create (uint16_t x,uint16_t y,uint16_t xsize,uint16_t ysize);/*** @brief Set Progress * @param value: percent, 0-100*/void gui_widget_ Progbar_set_value (widget_progbar_handle handle,uint8_t value); #endif

Gui_widget_progbar.c

/*** Copyright (c), 2015-2025* @file gui_widget_progbar.c* @brief progress bar control Master file * @author jdh* @date 2015/11/22*//************* Header file *************************************************** /#include "gui_widget_progbar.h" #include "gui_2d_lib.h" #include "stdlib.h"/******************* Static variable ******************************************************** @brief percent */static uint8_t Percent = 0;/******************************************************** static function **********************************************************************//*** @brief control display * @param Handle: Control handle */static void Show (Widget_progbar_handle handle);/**************************************************** function **********************************************************************//*** @brief Create control * @ param x: Upper-Left x-coordinate * @param y: Upper-Left y-coordinate * @param xsize: Horizontal Dimension * @param ysize: Vertical dimension * @retval control handle */widget_progbar_handle gui_widget_progbar_create (uint16_t x,uint16_t y,uint16_t xsize,uint16_t ysize) {Widget_Progbar_ Handle handle;//Control Initialization Handle = malloc (sizeof (*handle)); handle->x = X;handle->y = Y;handle->xsize = Xsize; Handle->ysize = ysize;//shows show (handle); return handle;} /*** @brief Set Progress * @param value: Percent, 0-100*/void gui_widget_progbar_set_value (Widget_progbar_handle handle,uint8_t Value) {if (Percent = = value) {return;} if (value < Percent) {//Clear area Gui_fill_rect (handle->x,handle->y,handle->x + handle->xsize,handle->y + handle->ysize,0);//Display Gui_draw_rect (handle->x,handle->y,handle->x + handle->xsize,handle->y + handle->ysize);}  Show Gui_fill_rect (handle->x + handle->xsize * percent/100,handle->y, handle->x + handle->xsize * Value/ 100,handle->y + handle->ysize,1); Percent = value;} /*** @brief control displays * @param handle: Control handle */static void Show (Widget_progbar_handle handle) {//Clear area gui_fill_rect (handle->x , handle->y,handle->x+ handle->xsize,handle->y + handle->ysize,0);//Display Gui_draw_rect (Handle->x,handle->y,handle->x + Handle->xsize,handle->y + handle->ysize); Percent = 0;}

Test code:

progress bar static Widget_progbar_handle Widget_progbar; Widget_progbar = Gui_widget_progbar_create (9,39,111,8); Gui_widget_progbar_set_value (Widget_Progbar,50);

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Adding GUI support for OLED screens 6: progress bar control