113 lines
2.6 KiB
C
Executable File
113 lines
2.6 KiB
C
Executable File
/**
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* @file mouse.c
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*
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*/
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/*********************
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* INCLUDES
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*********************/
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#include "mouse.h"
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#if USE_MOUSE != 0
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/*********************
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* DEFINES
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*********************/
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#ifndef MONITOR_ZOOM
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#define MONITOR_ZOOM 1
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#endif
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/**********************
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* TYPEDEFS
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**********************/
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/**********************
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* STATIC PROTOTYPES
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**********************/
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/**********************
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* STATIC VARIABLES
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**********************/
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static bool left_button_down = false;
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static int16_t last_x = 0;
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static int16_t last_y = 0;
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/**********************
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* MACROS
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**********************/
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/**********************
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* GLOBAL FUNCTIONS
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**********************/
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/**
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* Initialize the mouse
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*/
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void mouse_init(void)
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{
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}
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/**
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* Get the current position and state of the mouse
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* @param indev_drv pointer to the related input device driver
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* @param data store the mouse data here
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* @return false: because the points are not buffered, so no more data to be read
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*/
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bool mouse_read(lv_indev_drv_t * indev_drv, lv_indev_data_t * data)
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{
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(void) indev_drv; /*Unused*/
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/*Store the collected data*/
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data->point.x = last_x;
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data->point.y = last_y;
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data->state = left_button_down ? LV_INDEV_STATE_PR : LV_INDEV_STATE_REL;
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return false;
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}
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/**
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* It will be called from the main SDL thread
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*/
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void mouse_handler(SDL_Event * event)
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{
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switch(event->type) {
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case SDL_MOUSEBUTTONUP:
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if(event->button.button == SDL_BUTTON_LEFT)
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left_button_down = false;
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break;
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case SDL_MOUSEBUTTONDOWN:
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if(event->button.button == SDL_BUTTON_LEFT) {
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left_button_down = true;
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last_x = event->motion.x / MONITOR_ZOOM;
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last_y = event->motion.y / MONITOR_ZOOM;
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}
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break;
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case SDL_MOUSEMOTION:
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last_x = event->motion.x / MONITOR_ZOOM;
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last_y = event->motion.y / MONITOR_ZOOM;
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break;
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case SDL_FINGERUP:
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left_button_down = false;
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last_x = LV_HOR_RES * event->tfinger.x / MONITOR_ZOOM;
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last_y = LV_VER_RES * event->tfinger.y / MONITOR_ZOOM;
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break;
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case SDL_FINGERDOWN:
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left_button_down = true;
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last_x = LV_HOR_RES * event->tfinger.x / MONITOR_ZOOM;
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last_y = LV_VER_RES * event->tfinger.y / MONITOR_ZOOM;
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break;
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case SDL_FINGERMOTION:
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last_x = LV_HOR_RES * event->tfinger.x / MONITOR_ZOOM;
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last_y = LV_VER_RES * event->tfinger.y / MONITOR_ZOOM;
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break;
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}
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}
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/**********************
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* STATIC FUNCTIONS
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**********************/
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#endif
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