mirror of
https://github.com/Valeh2012/PersonalVotingMachine
synced 2024-11-26 02:40:59 +02:00
78 lines
2.2 KiB
C++
78 lines
2.2 KiB
C++
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#include "view.h"
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#include "model.h"
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#include "esp_log.h"
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#include "module.h"
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#include "string.h"
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/**
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* @file ChoiceView.cpp
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* @brief ChoiceView class implementation
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* */
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static int SCROLL_MAX = 6;
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static int linestart = 0;
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static int lineend = SCROLL_MAX;
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static int min(int a, int b){
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if(a < b) return a;
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return b;
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}
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ChoiceView::ChoiceView(){};
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void ChoiceView::render(void * data){
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ChoiceModel * model = (ChoiceModel *) data;
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int r = 0;
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this->list(*model->choice_list, r);
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QueueHandle_t event_queue = rotary_encoder_create_queue();
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ESP_ERROR_CHECK(rotary_encoder_set_queue(RotaryEncoderModule::Instance().getInfo(), event_queue));
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int choiceSelected = 0;
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while (!choiceSelected)
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{
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// Wait for incoming events on the event queue.
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rotary_encoder_event_t *event = new rotary_encoder_event_t();
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if (xQueueReceive(event_queue, event, 1000 / portTICK_PERIOD_MS) == pdTRUE)
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{
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if(event->state.clicked ){
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ESP_LOGI("RotEnc", "Event %s\n", event->state.clicked ? "clicked":"not clicked");
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choiceSelected = 1;
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break;
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}
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else{
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ESP_LOGI("RotEnc", "Event: position %d, direction %s", event->state.position,
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event->state.direction ? (event->state.direction == ROTARY_ENCODER_DIRECTION_CLOCKWISE ? "CW" : "CCW") : "NOT_SET");
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r += event->state.direction == ROTARY_ENCODER_DIRECTION_CLOCKWISE ? -1 : 1 ;
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if(r <= 0) r = 0;
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if(r >= model->choice_list->size()) r = model->choice_list->size()-1;
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if(r >= lineend ){ lineend = r+1; linestart = lineend - SCROLL_MAX; }
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if(r <= linestart ){ linestart = r; lineend = linestart + SCROLL_MAX; }
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this->list(*model->choice_list, r);
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}
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}
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}
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// ballot = district-choice '\x1F' choicelist-name '\x1F' choice-name //
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model->ballot = (char *) malloc(225);
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memset(model->ballot,0,225);
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snprintf(model->ballot, 224, "%s\x1F%s\x1F%s", (*model->choice_list)[r].code, (*model->choice_list)[r].party, (*model->choice_list)[r].candidate);
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}
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void ChoiceView::list(std::vector<choice_t> &v,int r){
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this->screen.clear();
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for(int i=linestart;i< min(lineend, (int) v.size()); i++){
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this->screen.writeLine(v[i].candidate, i==r ? 10 : 0);
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}
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this->screen.FillCircle(120, (r - linestart)*10+5,5);
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this->screen.refresh();
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}
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