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/*
ChibiOS/RT - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS/GFX.
ChibiOS/GFX is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/GFX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GUI_H
#define GUI_H
#include "ch.h"
#include "hal.h"
#include "glcd.h"
#include "chprintf.h"
#include "touchpad.h"
#include <string.h>
struct guiNode_t {
uint8_t type;
uint16_t x0;
uint16_t y0;
uint16_t x1;
uint16_t y1;
uint16_t r1;
uint16_t r2;
uint16_t shadow;
uint16_t bkColor;
uint16_t valueColor;
uint16_t value;
uint16_t oldValue;
uint16_t percentage;
uint8_t orientation;
uint8_t mode;
uint8_t *active;
uint8_t *state;
char *label;
struct guiNode_t *next;
};
#ifdef __cplusplus
extern "C" {
#endif
enum {button, slider, wheel, keymatrix};
enum {horizontal, vertical};
enum {inactive, active};
enum {modePassive, modeActive};
/*
* Description: creates the GUI thread
*
* param: - interval: thread sleep in milliseconds after each GUI element update
* - priority: priority of the thread
*
* return: pointer to created thread
*/
Thread *guiInit(uint16_t interval, tprio_t priority);
/*
* Description: prints all GUI elements structs (linked list)
*
* param: - chp: pointer to output stream
*
* return: none
*/
void guiPrintElements(BaseSequentialStream *chp);
/*
* Description: deletes a GUI element from the linked list
*
* param: - label: label of the element (parameter of each guiDrawXXX function)
*
* return: 1 if successful, 0 otherwise
*/
uint8_t guiDeleteElement(char *label);
/*
* Description: draws a button on the screen and keeps it's state up to date
*
* param: - x0, y0, x1, y1: start and end coordinates of the button's rectangle
* - str: string that gets drawn into the rectangle - button's lable
* - fontColor: color of the lable
* - buttonColor: color of the rectangle
* - shadow: draws a black shadow with N pixels size if != 0
* - active: pass pointer to variable which holds the state 'active' or 'inactive'
* - state: pass pointer to variable whcih will keep the state of the button (pressed / unpressed)'
*
* return: 1 if button successfully created
*/
uint8_t guiDrawButton(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, char *str, font_t font, uint16_t fontColor, uint16_t buttonColor, uint16_t shadow, char *label, uint8_t *active, uint8_t *state);
uint8_t guiDrawSlider(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint8_t orientation, uint8_t mode, uint16_t frameColor, uint16_t bkColor, uint16_t valueColor, char *label, uint8_t *active, uint8_t *value);
uint8_t guiDrawWheel(uint16_t x0, uint16_t y0, uint16_t radius1, uint16_t radius2, uint16_t bkColor, uint16_t valueColor, char *label, uint8_t *active, uint8_t *value);
uint8_t guiDrawKeymatrix(uint16_t x0, uint16_t y0, uint16_t buttonSize, uint16_t space, uint16_t shadow, uint16_t buttonColor, uint16_t fontColor, font_t font, char *label, uint8_t *active, uint8_t *value);
#ifdef __cplusplus
}
#endif
#endif
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