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#ifndef GUI_H
#define GUI_H
struct buttonStruct_t {
uint16_t x0;
uint16_t y0;
uint16_t x1;
uint16_t y1;
uint8_t *state;
};
/*
* Description: starts main GUI thread which keeps X and Y coordinates of touchpad updated for guiDraw() threads
*
* param:
* - updateInterval: update interval in milliseconds until next coordinates read-out
*
* return: none
*/
void guiInit(uint16_t updateIntervl);
/*
* Description: draws button and creates thread which keeps pressed/unpressed state up-to-date
*
* param:
* - x0, y0, x1, y1: coordinates where button gets drawn
* - str: string written centered into button
* - fontColor: color of string
* - buttonColor: color of button
* - state: pointer to variable which keeps state (1 = pressed, 0 = unpressed)
*
* return: pointer to created thread
*/
Thread *guiDrawButton(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, unsigned char *str, uint16_t fontColor, uint16_t buttonColor, uint8_t *state);
#endif
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