unleashed-firmware/applications/main/infrared/views/infrared_move_view.c
2023-08-05 14:00:57 +03:00

215 lines
7 KiB
C

#include "infrared_move_view.h"
#include <gui/canvas.h>
#include <gui/elements.h>
#include <stdlib.h>
#include <string.h>
#define LIST_ITEMS 4U
#define LIST_LINE_H 13U
#define HEADER_H 12U
#define MOVE_X_OFFSET 5U
struct InfraredMoveView {
View* view;
InfraredMoveCallback move_cb;
void* cb_context;
};
typedef struct {
const char** btn_names;
uint32_t btn_number;
int32_t list_offset;
int32_t item_idx;
bool is_moving;
InfraredMoveGetItemCallback get_item_cb;
} InfraredMoveViewModel;
static void infrared_move_view_draw_callback(Canvas* canvas, void* _model) {
InfraredMoveViewModel* model = _model;
UNUSED(model);
canvas_set_color(canvas, ColorBlack);
canvas_set_font(canvas, FontPrimary);
elements_multiline_text_aligned(
canvas, canvas_width(canvas) / 2, 0, AlignCenter, AlignTop, "Select a button to move");
bool show_scrollbar = model->btn_number > LIST_ITEMS;
canvas_set_font(canvas, FontSecondary);
for(uint32_t i = 0; i < MIN(model->btn_number, LIST_ITEMS); i++) {
int32_t idx = CLAMP((uint32_t)(i + model->list_offset), model->btn_number, 0u);
uint8_t x_offset = (model->is_moving && model->item_idx == idx) ? MOVE_X_OFFSET : 0;
uint8_t y_offset = HEADER_H + i * LIST_LINE_H;
uint8_t box_end_x = canvas_width(canvas) - (show_scrollbar ? 6 : 1);
canvas_set_color(canvas, ColorBlack);
if(model->item_idx == idx) {
canvas_draw_box(canvas, x_offset, y_offset, box_end_x - x_offset, LIST_LINE_H);
canvas_set_color(canvas, ColorWhite);
canvas_draw_dot(canvas, x_offset, y_offset);
canvas_draw_dot(canvas, x_offset + 1, y_offset);
canvas_draw_dot(canvas, x_offset, y_offset + 1);
canvas_draw_dot(canvas, x_offset, y_offset + LIST_LINE_H - 1);
canvas_draw_dot(canvas, box_end_x - 1, y_offset);
canvas_draw_dot(canvas, box_end_x - 1, y_offset + LIST_LINE_H - 1);
}
canvas_draw_str_aligned(
canvas, x_offset + 3, y_offset + 3, AlignLeft, AlignTop, model->btn_names[idx]);
}
if(show_scrollbar) {
elements_scrollbar_pos(
canvas,
canvas_width(canvas),
HEADER_H,
canvas_height(canvas) - HEADER_H,
model->item_idx,
model->btn_number);
}
}
static void update_list_offset(InfraredMoveViewModel* model) {
int32_t bounds = model->btn_number > (LIST_ITEMS - 1) ? 2 : model->btn_number;
if((model->btn_number > (LIST_ITEMS - 1)) &&
(model->item_idx >= ((int32_t)model->btn_number - 1))) {
model->list_offset = model->item_idx - (LIST_ITEMS - 1);
} else if(model->list_offset < model->item_idx - bounds) {
model->list_offset = CLAMP(
model->item_idx - (int32_t)(LIST_ITEMS - 2), (int32_t)model->btn_number - bounds, 0);
} else if(model->list_offset > model->item_idx - bounds) {
model->list_offset = CLAMP(model->item_idx - 1, (int32_t)model->btn_number - bounds, 0);
}
}
static bool infrared_move_view_input_callback(InputEvent* event, void* context) {
InfraredMoveView* move_view = context;
bool consumed = false;
if(((event->type == InputTypeShort || event->type == InputTypeRepeat)) &&
((event->key == InputKeyUp) || (event->key == InputKeyDown))) {
bool is_moving = false;
uint32_t index_old = 0;
uint32_t index_new = 0;
with_view_model(
move_view->view,
InfraredMoveViewModel * model,
{
is_moving = model->is_moving;
index_old = model->item_idx;
if(event->key == InputKeyUp) {
if(model->item_idx <= 0) {
model->item_idx = model->btn_number;
}
model->item_idx--;
} else if(event->key == InputKeyDown) {
model->item_idx++;
if(model->item_idx >= (int32_t)(model->btn_number)) {
model->item_idx = 0;
}
}
index_new = model->item_idx;
update_list_offset(model);
},
!is_moving);
if((is_moving) && (move_view->move_cb)) {
move_view->move_cb(index_old, index_new, move_view->cb_context);
infrared_move_view_list_update(move_view);
}
consumed = true;
}
if((event->key == InputKeyOk) && (event->type == InputTypeShort)) {
with_view_model(
move_view->view,
InfraredMoveViewModel * model,
{ model->is_moving = !(model->is_moving); },
true);
consumed = true;
}
return consumed;
}
static void infrared_move_view_on_exit(void* context) {
furi_assert(context);
InfraredMoveView* move_view = context;
with_view_model(
move_view->view,
InfraredMoveViewModel * model,
{
if(model->btn_names) {
free(model->btn_names);
model->btn_names = NULL;
}
model->btn_number = 0;
model->get_item_cb = NULL;
},
false);
move_view->cb_context = NULL;
}
void infrared_move_view_set_callback(InfraredMoveView* move_view, InfraredMoveCallback callback) {
furi_assert(move_view);
move_view->move_cb = callback;
}
void infrared_move_view_list_init(
InfraredMoveView* move_view,
uint32_t item_count,
InfraredMoveGetItemCallback load_cb,
void* context) {
furi_assert(move_view);
move_view->cb_context = context;
with_view_model(
move_view->view,
InfraredMoveViewModel * model,
{
furi_assert(model->btn_names == NULL);
model->btn_names = malloc(sizeof(char*) * item_count);
model->btn_number = item_count;
model->get_item_cb = load_cb;
},
false);
}
void infrared_move_view_list_update(InfraredMoveView* move_view) {
furi_assert(move_view);
with_view_model(
move_view->view,
InfraredMoveViewModel * model,
{
for(uint32_t i = 0; i < model->btn_number; i++) {
if(!model->get_item_cb) break;
model->btn_names[i] = model->get_item_cb(i, move_view->cb_context);
}
},
true);
}
InfraredMoveView* infrared_move_view_alloc(void) {
InfraredMoveView* move_view = malloc(sizeof(InfraredMoveView));
move_view->view = view_alloc();
view_allocate_model(move_view->view, ViewModelTypeLocking, sizeof(InfraredMoveViewModel));
view_set_draw_callback(move_view->view, infrared_move_view_draw_callback);
view_set_input_callback(move_view->view, infrared_move_view_input_callback);
view_set_exit_callback(move_view->view, infrared_move_view_on_exit);
view_set_context(move_view->view, move_view);
return move_view;
}
void infrared_move_view_free(InfraredMoveView* move_view) {
view_free(move_view->view);
free(move_view);
}
View* infrared_move_view_get_view(InfraredMoveView* move_view) {
return move_view->view;
}