unleashed-firmware/applications/services/gui/modules/byte_input.c

870 lines
27 KiB
C

#include "byte_input.h"
#include <gui/elements.h>
#include <furi.h>
#include <assets_icons.h>
/** ByteInput type */
struct ByteInput {
View* view;
};
typedef struct {
const uint8_t value;
const uint8_t x;
const uint8_t y;
} ByteInputKey;
typedef struct {
const char* header;
uint8_t* bytes;
uint8_t bytes_count;
ByteInputCallback input_callback;
ByteChangedCallback changed_callback;
void* callback_context;
bool selected_high_nibble;
uint8_t selected_byte;
int8_t selected_row; // row -2 - mini_editor, -1 - input, row 0 & 1 - keyboard
uint8_t selected_column;
uint8_t first_visible_byte;
} ByteInputModel;
static const uint8_t keyboard_origin_x = 7;
static const uint8_t keyboard_origin_y = 31;
static const uint8_t keyboard_row_count = 2;
static const uint8_t enter_symbol = '\r';
static const uint8_t backspace_symbol = '\b';
static const uint8_t max_drawable_bytes = 8;
static const ByteInputKey keyboard_keys_row_1[] = {
{'0', 0, 12},
{'1', 11, 12},
{'2', 22, 12},
{'3', 33, 12},
{'4', 44, 12},
{'5', 55, 12},
{'6', 66, 12},
{'7', 77, 12},
{backspace_symbol, 103, 4},
};
static const ByteInputKey keyboard_keys_row_2[] = {
{'8', 0, 26},
{'9', 11, 26},
{'A', 22, 26},
{'B', 33, 26},
{'C', 44, 26},
{'D', 55, 26},
{'E', 66, 26},
{'F', 77, 26},
{enter_symbol, 95, 17},
};
/** Get row size
*
* @param row_index Index of row
*
* @return uint8_t Row size
*/
static uint8_t byte_input_get_row_size(uint8_t row_index) {
uint8_t row_size = 0;
switch(row_index + 1) {
case 1:
row_size = COUNT_OF(keyboard_keys_row_1);
break;
case 2:
row_size = COUNT_OF(keyboard_keys_row_2);
break;
default:
furi_crash();
}
return row_size;
}
/** Get row pointer
*
* @param row_index Index of row
*
* @return const ByteInputKey* Row pointer
*/
static const ByteInputKey* byte_input_get_row(uint8_t row_index) {
const ByteInputKey* row = NULL;
switch(row_index + 1) {
case 1:
row = keyboard_keys_row_1;
break;
case 2:
row = keyboard_keys_row_2;
break;
default:
furi_crash();
}
return row;
}
/** Get text from nibble
*
* @param byte byte value
* @param high_nibble Get from high nibble, otherwise low nibble
*
* @return char nibble text
*/
static char byte_input_get_nibble_text(uint8_t byte, bool high_nibble) {
if(high_nibble) {
byte = byte >> 4;
}
byte = byte & 0x0F;
switch(byte & 0x0F) {
case 0x0:
case 0x1:
case 0x2:
case 0x3:
case 0x4:
case 0x5:
case 0x6:
case 0x7:
case 0x8:
case 0x9:
byte = byte + '0';
break;
case 0xA:
case 0xB:
case 0xC:
case 0xD:
case 0xE:
case 0xF:
byte = byte - 0xA + 'A';
break;
default:
byte = '!';
break;
}
return byte;
}
const char num_to_char[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9'};
/** Draw input box (common view)
*
* @param canvas The canvas
* @param model The model
*/
static void byte_input_draw_input(Canvas* canvas, ByteInputModel* model) {
const uint8_t text_x = 8;
const uint8_t text_y = 25;
const uint8_t text_y2 = 40;
const bool draw_index_line =
(model->selected_row == -2) &&
(model->first_visible_byte + MIN(model->bytes_count, max_drawable_bytes + 1) <= 100);
elements_slightly_rounded_frame(canvas, 6, 14, 116, 15);
canvas_draw_icon(canvas, 2, 19, &I_ButtonLeftSmall_3x5);
canvas_draw_icon(canvas, 123, 19, &I_ButtonRightSmall_3x5);
for(uint8_t i = model->first_visible_byte;
i < model->first_visible_byte + MIN(model->bytes_count, max_drawable_bytes);
i++) {
uint8_t byte_position = i - model->first_visible_byte;
if(i == model->selected_byte) {
canvas_draw_frame(canvas, text_x + byte_position * 14, text_y - 9, 15, 11);
if(model->selected_row == -2) {
canvas_draw_icon(
canvas, text_x + 6 + byte_position * 14, text_y - 14, &I_arrow_nano_up);
canvas_draw_icon(
canvas, text_x + 6 + byte_position * 14, text_y + 5, &I_arrow_nano_down);
}
if(model->selected_high_nibble) {
canvas_draw_glyph(
canvas,
text_x + 8 + byte_position * 14,
text_y,
byte_input_get_nibble_text(model->bytes[i], false));
canvas_draw_box(canvas, text_x + 1 + byte_position * 14, text_y - 8, 7, 9);
canvas_invert_color(canvas);
canvas_draw_line(
canvas,
text_x + 14 + byte_position * 14,
text_y - 6,
text_x + 14 + byte_position * 14,
text_y - 2);
canvas_draw_glyph(
canvas,
text_x + 2 + byte_position * 14,
text_y,
byte_input_get_nibble_text(model->bytes[i], true));
canvas_invert_color(canvas);
} else {
canvas_draw_box(canvas, text_x + 7 + byte_position * 14, text_y - 8, 7, 9);
canvas_draw_glyph(
canvas,
text_x + 2 + byte_position * 14,
text_y,
byte_input_get_nibble_text(model->bytes[i], true));
canvas_invert_color(canvas);
canvas_draw_line(
canvas,
text_x + byte_position * 14,
text_y - 6,
text_x + byte_position * 14,
text_y - 2);
canvas_draw_glyph(
canvas,
text_x + 8 + byte_position * 14,
text_y,
byte_input_get_nibble_text(model->bytes[i], false));
canvas_invert_color(canvas);
}
} else {
if(model->first_visible_byte > 0 && i == model->first_visible_byte) {
canvas_draw_icon(
canvas,
text_x + 2 + byte_position * 14,
text_y - 7,
&I_More_data_placeholder_5x7);
} else {
canvas_draw_glyph(
canvas,
text_x + 2 + byte_position * 14,
text_y,
byte_input_get_nibble_text(model->bytes[i], true));
}
if(model->bytes_count - model->first_visible_byte > max_drawable_bytes &&
i == model->first_visible_byte + MIN(model->bytes_count, max_drawable_bytes) - 1) {
canvas_draw_icon(
canvas,
text_x + 8 + byte_position * 14,
text_y - 7,
&I_More_data_placeholder_5x7);
} else {
canvas_draw_glyph(
canvas,
text_x + 8 + byte_position * 14,
text_y,
byte_input_get_nibble_text(model->bytes[i], false));
}
}
if(draw_index_line) {
canvas_draw_icon(canvas, 1, text_y + 8, &I_Hashmark_7x7);
canvas_draw_glyph(
canvas, text_x + 2 + byte_position * 14, text_y2, num_to_char[(i + 1) / 10]);
canvas_draw_glyph(
canvas, text_x + 8 + byte_position * 14, text_y2, num_to_char[(i + 1) % 10]);
}
}
if((model->selected_row == -2) &&
(model->first_visible_byte + MIN(model->bytes_count, max_drawable_bytes + 1) > 100)) {
char str[20];
canvas_set_font(canvas, FontSecondary);
snprintf(str, 20, "Selected index");
canvas_draw_str(canvas, text_x, text_y2, str);
canvas_set_font(canvas, FontPrimary);
snprintf(str, 20, "%u", (model->selected_byte + 1));
canvas_draw_str(canvas, text_x + 75, text_y2, str);
}
}
/** Draw input box (selected view)
*
* @param canvas The canvas
* @param model The model
*/
static void byte_input_draw_input_selected(Canvas* canvas, ByteInputModel* model) {
const uint8_t text_x = 7;
const uint8_t text_y = 25;
canvas_draw_box(canvas, 0, 12, 127, 19);
canvas_invert_color(canvas);
elements_slightly_rounded_frame(canvas, 6, 14, 115, 15);
canvas_draw_icon(canvas, 2, 19, &I_ButtonLeftSmall_3x5);
canvas_draw_icon(canvas, 122, 19, &I_ButtonRightSmall_3x5);
for(uint8_t i = model->first_visible_byte;
i < model->first_visible_byte + MIN(model->bytes_count, max_drawable_bytes);
i++) {
uint8_t byte_position = i - model->first_visible_byte;
if(i == model->selected_byte) {
canvas_draw_box(canvas, text_x + 1 + byte_position * 14, text_y - 9, 13, 11);
canvas_invert_color(canvas);
canvas_draw_glyph(
canvas,
text_x + 2 + byte_position * 14,
text_y,
byte_input_get_nibble_text(model->bytes[i], true));
canvas_draw_glyph(
canvas,
text_x + 8 + byte_position * 14,
text_y,
byte_input_get_nibble_text(model->bytes[i], false));
canvas_invert_color(canvas);
} else {
if(model->first_visible_byte > 0 && i == model->first_visible_byte) {
canvas_draw_icon(
canvas,
text_x + 2 + byte_position * 14,
text_y - 7,
&I_More_data_placeholder_5x7);
} else {
canvas_draw_glyph(
canvas,
text_x + 2 + byte_position * 14,
text_y,
byte_input_get_nibble_text(model->bytes[i], true));
}
if(model->bytes_count - model->first_visible_byte > max_drawable_bytes &&
i == model->first_visible_byte + MIN(model->bytes_count, max_drawable_bytes) - 1) {
canvas_draw_icon(
canvas,
text_x + 8 + byte_position * 14,
text_y - 7,
&I_More_data_placeholder_5x7);
} else {
canvas_draw_glyph(
canvas,
text_x + 8 + byte_position * 14,
text_y,
byte_input_get_nibble_text(model->bytes[i], false));
}
}
}
canvas_invert_color(canvas);
}
/** Set nibble at position
*
* @param data where to set nibble
* @param position byte position
* @param value char value
* @param high_nibble set high nibble
*/
static void byte_input_set_nibble(uint8_t* data, uint8_t position, char value, bool high_nibble) {
switch(value) {
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
value = value - '0';
break;
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
value = value - 'A' + 10;
break;
default:
value = 0;
break;
}
if(high_nibble) {
data[position] &= 0x0F;
data[position] |= value << 4;
} else {
data[position] &= 0xF0;
data[position] |= value;
}
}
/** What currently selected
*
* @param model The model
*
* @return true - keyboard selected, false - input selected
*/
static bool byte_input_keyboard_selected(ByteInputModel* model) {
return model->selected_row >= 0;
}
/** Do transition from keyboard
*
* @param model The model
*/
static void byte_input_transition_from_keyboard(ByteInputModel* model) {
model->selected_row += 1;
model->selected_high_nibble = true;
}
/** Increase selected byte position
*
* @param model The model
*/
static void byte_input_inc_selected_byte(ByteInputModel* model) {
if(model->selected_byte < model->bytes_count - 1) {
model->selected_byte += 1;
if(model->bytes_count > max_drawable_bytes) {
if(model->selected_byte - model->first_visible_byte > (max_drawable_bytes - 2)) {
if(model->first_visible_byte < model->bytes_count - max_drawable_bytes) {
model->first_visible_byte++;
}
}
}
}
}
static void byte_input_inc_selected_byte_mini(ByteInputModel* model) {
if((model->selected_byte < model->bytes_count - 1) || model->selected_high_nibble) {
if(!model->selected_high_nibble) {
model->selected_high_nibble = !model->selected_high_nibble; //-V547
byte_input_inc_selected_byte(model);
} else {
model->selected_high_nibble = !model->selected_high_nibble; //-V547
}
}
}
/** Decrease selected byte position
*
* @param model The model
*/
static void byte_input_dec_selected_byte(ByteInputModel* model) {
if(model->selected_byte > 0) {
model->selected_byte -= 1;
furi_assert(model->selected_byte >= model->first_visible_byte);
if(model->selected_byte - model->first_visible_byte < 1) {
if(model->first_visible_byte > 0) {
model->first_visible_byte--;
}
}
}
}
static void byte_input_dec_selected_byte_mini(ByteInputModel* model) {
if(model->selected_byte > 0 || !model->selected_high_nibble) {
if(model->selected_high_nibble) {
model->selected_high_nibble = !model->selected_high_nibble; //-V547
byte_input_dec_selected_byte(model);
} else {
model->selected_high_nibble = !model->selected_high_nibble; //-V547
}
}
}
/** Call input callback
*
* @param model The model
*/
static void byte_input_call_input_callback(ByteInputModel* model) {
if(model->input_callback != NULL) {
model->input_callback(model->callback_context);
}
}
/** Call changed callback
*
* @param model The model
*/
static void byte_input_call_changed_callback(ByteInputModel* model) {
if(model->changed_callback != NULL) {
model->changed_callback(model->callback_context);
}
}
/** Clear selected byte
*
* @param model The model
*/
static void byte_input_clear_selected_byte(ByteInputModel* model) {
model->bytes[model->selected_byte] = 0;
model->selected_high_nibble = true;
byte_input_dec_selected_byte(model);
byte_input_call_changed_callback(model);
}
/** Handle up button
*
* @param model The model
*/
static void byte_input_handle_up(ByteInputModel* model) {
if(model->selected_row > -2) {
model->selected_row -= 1;
} else if(model->selected_row == -2) {
if(!model->selected_high_nibble) {
model->bytes[model->selected_byte] = (model->bytes[model->selected_byte] & 0xF0) |
((model->bytes[model->selected_byte] + 1) & 0x0F);
} else {
model->bytes[model->selected_byte] =
((model->bytes[model->selected_byte] + 0x10) & 0xF0) |
(model->bytes[model->selected_byte] & 0x0F);
}
byte_input_call_changed_callback(model);
}
}
/** Handle down button
*
* @param model The model
*/
static void byte_input_handle_down(ByteInputModel* model) {
if(model->selected_row != -2) {
if(byte_input_keyboard_selected(model)) {
if(model->selected_row < keyboard_row_count - 1) {
model->selected_row += 1;
}
} else {
byte_input_transition_from_keyboard(model);
}
} else {
if(!model->selected_high_nibble) {
model->bytes[model->selected_byte] = (model->bytes[model->selected_byte] & 0xF0) |
((model->bytes[model->selected_byte] - 1) & 0x0F);
} else {
model->bytes[model->selected_byte] =
((model->bytes[model->selected_byte] - 0x10) & 0xF0) |
(model->bytes[model->selected_byte] & 0x0F);
}
byte_input_call_changed_callback(model);
}
}
/** Handle left button
*
* @param model The model
*/
static void byte_input_handle_left(ByteInputModel* model) { // XXX
if(byte_input_keyboard_selected(model)) {
if(model->selected_column > 0) {
model->selected_column -= 1;
} else {
model->selected_column = byte_input_get_row_size(model->selected_row) - 1;
}
} else {
if(model->selected_row != -2) {
byte_input_dec_selected_byte(model);
} else {
byte_input_dec_selected_byte_mini(model);
}
}
}
/** Handle right button
*
* @param model The model
*/
static void byte_input_handle_right(ByteInputModel* model) { // XXX
if(byte_input_keyboard_selected(model)) {
if(model->selected_column < byte_input_get_row_size(model->selected_row) - 1) {
model->selected_column += 1;
} else {
model->selected_column = 0;
}
} else {
if(model->selected_row != -2) {
byte_input_inc_selected_byte(model);
} else {
byte_input_inc_selected_byte_mini(model);
}
}
}
/** Handle OK button
*
* @param model The model
*/
static void byte_input_handle_ok(ByteInputModel* model) {
if(byte_input_keyboard_selected(model)) {
uint8_t value = byte_input_get_row(model->selected_row)[model->selected_column].value;
if(value == enter_symbol) {
byte_input_call_input_callback(model);
} else if(value == backspace_symbol) {
byte_input_clear_selected_byte(model);
} else {
byte_input_set_nibble(
model->bytes, model->selected_byte, value, model->selected_high_nibble);
if(model->selected_high_nibble == true) {
model->selected_high_nibble = false;
} else {
byte_input_inc_selected_byte(model);
model->selected_high_nibble = true;
}
byte_input_call_changed_callback(model);
}
} else if(model->selected_row == -2) {
byte_input_call_input_callback(model);
} else {
byte_input_transition_from_keyboard(model);
}
}
/** Draw callback
*
* @param canvas The canvas
* @param _model The model
*/
static void byte_input_view_draw_callback(Canvas* canvas, void* _model) {
ByteInputModel* model = _model;
canvas_clear(canvas);
canvas_set_color(canvas, ColorBlack);
canvas_set_font(canvas, FontKeyboard);
if(model->selected_row == -1) {
byte_input_draw_input_selected(canvas, model);
} else {
byte_input_draw_input(canvas, model);
}
if(model->selected_row == -2) {
canvas_set_font(canvas, FontSecondary);
canvas_draw_icon(canvas, 3, 1, &I_Pin_back_arrow_10x8);
canvas_draw_str_aligned(canvas, 16, 9, AlignLeft, AlignBottom, "back to keyboard");
elements_button_center(canvas, "Save");
} else {
// Draw the header
canvas_set_font(canvas, FontSecondary);
if(model->selected_row == -1) {
canvas_draw_str(canvas, 10, 9, "Move up for alternate input");
canvas_draw_icon(canvas, 3, 4, &I_SmallArrowUp_3x5);
} else {
canvas_draw_str(canvas, 2, 9, model->header);
}
canvas_set_font(canvas, FontKeyboard);
// Draw keyboard
for(uint8_t row = 0; row < keyboard_row_count; row++) {
const uint8_t column_count = byte_input_get_row_size(row);
const ByteInputKey* keys = byte_input_get_row(row);
for(size_t column = 0; column < column_count; column++) {
if(keys[column].value == enter_symbol) {
canvas_set_color(canvas, ColorBlack);
if(model->selected_row == row && model->selected_column == column) {
canvas_draw_icon(
canvas,
keyboard_origin_x + keys[column].x,
keyboard_origin_y + keys[column].y,
&I_KeySaveSelected_24x11);
} else {
canvas_draw_icon(
canvas,
keyboard_origin_x + keys[column].x,
keyboard_origin_y + keys[column].y,
&I_KeySave_24x11);
}
} else if(keys[column].value == backspace_symbol) {
canvas_set_color(canvas, ColorBlack);
if(model->selected_row == row && model->selected_column == column) {
canvas_draw_icon(
canvas,
keyboard_origin_x + keys[column].x,
keyboard_origin_y + keys[column].y,
&I_KeyBackspaceSelected_16x9);
} else {
canvas_draw_icon(
canvas,
keyboard_origin_x + keys[column].x,
keyboard_origin_y + keys[column].y,
&I_KeyBackspace_16x9);
}
} else {
if(model->selected_row == row && model->selected_column == column) {
canvas_set_color(canvas, ColorBlack);
canvas_draw_box(
canvas,
keyboard_origin_x + keys[column].x - 3,
keyboard_origin_y + keys[column].y - 10,
11,
13);
canvas_set_color(canvas, ColorWhite);
} else if(
model->selected_row == -1 && row == 0 &&
model->selected_column == column) {
canvas_set_color(canvas, ColorBlack);
canvas_draw_frame(
canvas,
keyboard_origin_x + keys[column].x - 3,
keyboard_origin_y + keys[column].y - 10,
11,
13);
} else {
canvas_set_color(canvas, ColorBlack);
}
canvas_draw_glyph(
canvas,
keyboard_origin_x + keys[column].x,
keyboard_origin_y + keys[column].y,
keys[column].value);
}
}
}
}
}
/** Input callback
*
* @param event The event
* @param context The context
*
* @return true
* @return false
*/
static bool byte_input_view_input_callback(InputEvent* event, void* context) {
ByteInput* byte_input = context;
furi_assert(byte_input);
bool consumed = false;
if(event->type == InputTypeShort || event->type == InputTypeRepeat) {
switch(event->key) {
case InputKeyLeft:
with_view_model(
byte_input->view, ByteInputModel * model, { byte_input_handle_left(model); }, true);
consumed = true;
break;
case InputKeyRight:
with_view_model(
byte_input->view,
ByteInputModel * model,
{ byte_input_handle_right(model); },
true);
consumed = true;
break;
case InputKeyUp:
with_view_model(
byte_input->view, ByteInputModel * model, { byte_input_handle_up(model); }, true);
consumed = true;
break;
case InputKeyDown:
with_view_model(
byte_input->view, ByteInputModel * model, { byte_input_handle_down(model); }, true);
consumed = true;
break;
case InputKeyOk:
with_view_model(
byte_input->view, ByteInputModel * model, { byte_input_handle_ok(model); }, true);
consumed = true;
break;
default:
break;
}
}
if(event->type == InputTypeShort && event->key == InputKeyBack) {
// Back to keyboard
with_view_model(
byte_input->view,
ByteInputModel * model,
{
if(model->selected_row == -2) {
model->selected_row += 1;
consumed = true;
};
},
true);
}
if((event->type == InputTypeLong || event->type == InputTypeRepeat) &&
event->key == InputKeyBack) {
with_view_model(
byte_input->view,
ByteInputModel * model,
{ byte_input_clear_selected_byte(model); },
true);
consumed = true;
}
return consumed;
}
/** Reset all input-related data in model
*
* @param model The model
*/
static void byte_input_reset_model_input_data(ByteInputModel* model) {
model->bytes = NULL;
model->bytes_count = 0;
model->selected_high_nibble = true;
model->selected_byte = 0;
model->selected_row = 0;
model->selected_column = 0;
model->first_visible_byte = 0;
}
ByteInput* byte_input_alloc() {
ByteInput* byte_input = malloc(sizeof(ByteInput));
byte_input->view = view_alloc();
view_set_context(byte_input->view, byte_input);
view_allocate_model(byte_input->view, ViewModelTypeLocking, sizeof(ByteInputModel));
view_set_draw_callback(byte_input->view, byte_input_view_draw_callback);
view_set_input_callback(byte_input->view, byte_input_view_input_callback);
with_view_model(
byte_input->view,
ByteInputModel * model,
{
model->header = "";
model->input_callback = NULL;
model->changed_callback = NULL;
model->callback_context = NULL;
byte_input_reset_model_input_data(model);
},
true);
return byte_input;
}
void byte_input_free(ByteInput* byte_input) {
furi_assert(byte_input);
view_free(byte_input->view);
free(byte_input);
}
View* byte_input_get_view(ByteInput* byte_input) {
furi_assert(byte_input);
return byte_input->view;
}
void byte_input_set_result_callback(
ByteInput* byte_input,
ByteInputCallback input_callback,
ByteChangedCallback changed_callback,
void* callback_context,
uint8_t* bytes,
uint8_t bytes_count) {
with_view_model(
byte_input->view,
ByteInputModel * model,
{
byte_input_reset_model_input_data(model);
model->input_callback = input_callback;
model->changed_callback = changed_callback;
model->callback_context = callback_context;
model->bytes = bytes;
model->bytes_count = bytes_count;
},
true);
}
void byte_input_set_header_text(ByteInput* byte_input, const char* text) {
with_view_model(
byte_input->view, ByteInputModel * model, { model->header = text; }, true);
}