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//: Take charge of the text-mode display and keyboard.
//:: Display management
:(before "End Globals")
size_t Display_row = 0, Display_column = 0;
:(before "End Primitive Recipe Declarations")
SWITCH_TO_DISPLAY,
:(before "End Primitive Recipe Numbers")
Recipe_number["switch-to-display"] = SWITCH_TO_DISPLAY;
:(before "End Primitive Recipe Implementations")
case SWITCH_TO_DISPLAY: {
tb_init();
Display_row = Display_column = 0;
break;
}
:(before "End Primitive Recipe Declarations")
RETURN_TO_CONSOLE,
:(before "End Primitive Recipe Numbers")
Recipe_number["return-to-console"] = RETURN_TO_CONSOLE;
:(before "End Primitive Recipe Implementations")
case RETURN_TO_CONSOLE: {
tb_shutdown();
break;
}
:(before "End Primitive Recipe Declarations")
CLEAR_DISPLAY,
:(before "End Primitive Recipe Numbers")
Recipe_number["clear-display"] = CLEAR_DISPLAY;
:(before "End Primitive Recipe Implementations")
case CLEAR_DISPLAY: {
tb_clear();
Display_row = Display_column = 0;
break;
}
:(before "End Primitive Recipe Declarations")
CLEAR_LINE_ON_DISPLAY,
:(before "End Primitive Recipe Numbers")
Recipe_number["clear-line-on-display"] = CLEAR_LINE_ON_DISPLAY;
:(before "End Primitive Recipe Implementations")
case CLEAR_LINE_ON_DISPLAY: {
size_t width = tb_width();
for (size_t x = Display_column; x < width; ++x) {
tb_change_cell(x, Display_row, ' ', TB_WHITE, TB_DEFAULT);
}
tb_set_cursor(Display_column, Display_row);
tb_present();
break;
}
:(before "End Primitive Recipe Declarations")
PRINT_CHARACTER_TO_DISPLAY,
:(before "End Primitive Recipe Numbers")
Recipe_number["print-character-to-display"] = PRINT_CHARACTER_TO_DISPLAY;
:(before "End Primitive Recipe Implementations")
case PRINT_CHARACTER_TO_DISPLAY: {
vector<int> arg = read_memory(current_instruction().ingredients[0]);
int h=tb_height(), w=tb_width();
size_t height = (h >= 0) ? h : 0;
size_t width = (w >= 0) ? w : 0;
if (arg[0] == '\n') {
if (Display_row < height) {
Display_column = 0;
++Display_row;
tb_set_cursor(Display_column, Display_row);
tb_present();
}
break;
}
tb_change_cell(Display_column, Display_row, arg[0], TB_WHITE, TB_DEFAULT);
if (Display_column < width) {
Display_column++;
tb_set_cursor(Display_column, Display_row);
}
tb_present();
break;
}
:(before "End Primitive Recipe Declarations")
CURSOR_POSITION_ON_DISPLAY,
:(before "End Primitive Recipe Numbers")
Recipe_number["cursor-position-on-display"] = CURSOR_POSITION_ON_DISPLAY;
:(before "End Primitive Recipe Implementations")
case CURSOR_POSITION_ON_DISPLAY: {
vector<int> row;
row.push_back(Display_row);
write_memory(current_instruction().products[0], row);
vector<int> column;
column.push_back(Display_column);
write_memory(current_instruction().products[1], column);
break;
}
:(before "End Primitive Recipe Declarations")
MOVE_CURSOR_ON_DISPLAY,
:(before "End Primitive Recipe Numbers")
Recipe_number["move-cursor-on-display"] = MOVE_CURSOR_ON_DISPLAY;
:(before "End Primitive Recipe Implementations")
case MOVE_CURSOR_ON_DISPLAY: {
vector<int> row = read_memory(current_instruction().ingredients[0]);
vector<int> column = read_memory(current_instruction().ingredients[1]);
Display_row = row[0];
Display_column = column[0];
tb_set_cursor(Display_column, Display_row);
tb_present();
break;
}
:(before "End Primitive Recipe Declarations")
MOVE_CURSOR_DOWN_ON_DISPLAY,
:(before "End Primitive Recipe Numbers")
Recipe_number["move-cursor-down-on-display"] = MOVE_CURSOR_DOWN_ON_DISPLAY;
:(before "End Primitive Recipe Implementations")
case MOVE_CURSOR_DOWN_ON_DISPLAY: {
Display_row++;
tb_set_cursor(Display_column, Display_row);
tb_present();
break;
}
:(before "End Primitive Recipe Declarations")
MOVE_CURSOR_UP_ON_DISPLAY,
:(before "End Primitive Recipe Numbers")
Recipe_number["move-cursor-up-on-display"] = MOVE_CURSOR_UP_ON_DISPLAY;
:(before "End Primitive Recipe Implementations")
case MOVE_CURSOR_UP_ON_DISPLAY: {
Display_row--;
tb_set_cursor(Display_column, Display_row);
tb_present();
break;
}
:(before "End Primitive Recipe Declarations")
MOVE_CURSOR_RIGHT_ON_DISPLAY,
:(before "End Primitive Recipe Numbers")
Recipe_number["move-cursor-right-on-display"] = MOVE_CURSOR_RIGHT_ON_DISPLAY;
:(before "End Primitive Recipe Implementations")
case MOVE_CURSOR_RIGHT_ON_DISPLAY: {
Display_column++;
tb_set_cursor(Display_column, Display_row);
tb_present();
break;
}
:(before "End Primitive Recipe Declarations")
MOVE_CURSOR_LEFT_ON_DISPLAY,
:(before "End Primitive Recipe Numbers")
Recipe_number["move-cursor-left-on-display"] = MOVE_CURSOR_LEFT_ON_DISPLAY;
:(before "End Primitive Recipe Implementations")
case MOVE_CURSOR_LEFT_ON_DISPLAY: {
Display_column--;
tb_set_cursor(Display_column, Display_row);
tb_present();
break;
}
//:: Keyboard management
:(before "End Primitive Recipe Declarations")
WAIT_FOR_KEY_FROM_KEYBOARD,
:(before "End Primitive Recipe Numbers")
Recipe_number["wait-for-key-from-keyboard"] = WAIT_FOR_KEY_FROM_KEYBOARD;
:(before "End Primitive Recipe Implementations")
case WAIT_FOR_KEY_FROM_KEYBOARD: {
struct tb_event event;
tb_poll_event(&event);
break;
}
:(before "End Includes")
#include"termbox/termbox.h"
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