Besta RTOS font rendering API test

font_test.c

#include <stdbool.h>

#include <muteki/common.h>
#include <muteki/ui/canvas.h>
#include <muteki/ui/event.h>

const UTF16 i_can_eat_glass_w[] = u"我能吞下玻璃而不伤身体。";

void redraw(int font_type) {
    ClearScreen(0);
    rgbSetColor(0x0);
    int height = GetFontHeight(font_type);
    SetFontType(font_type);
    PrintfXY(3, 3, "Font %ld h=%d", font_type, height);
    WriteString(3, 3 + height, u"The quick brown fox", false);
    WriteString(3, 3 + height * 2, u"jumps over the lazy dog.", false);
    WriteString(3, 3 + height * 3, i_can_eat_glass_w, false);
}

int main(void) {
    ui_event_t uievent = {0};
    int font_type = 0;
    bool need_redraw = true;
    bool need_exit = false;

    rgbSetBkColor(0xffffff);
    rgbSetColor(0x0);

    while (true) {
        if ((TestPendEvent(&uievent) || TestKeyEvent(&uievent)) && GetEvent(&uievent)) {
            switch (uievent.key_code0) {
                case KEY_LEFT:
                case KEY_UP:
                case KEY_PGUP:
                    font_type--;
                    need_redraw = true;
                    break;
                case KEY_RIGHT:
                case KEY_DOWN:
                case KEY_PGDN:
                    font_type++;
                    need_redraw = true;
                    break;
                case KEY_ESC:
                    need_exit = true;
                    break;
                default:
                    break;
            }
        }
        if (need_exit) {
            break;
        }
        if (need_redraw) {
            redraw(font_type);
            need_redraw = false;
        }
    }
    return 0;
}