PazeE-Language/tests/gui.pe

/* GUI 测试：PRESENT_WINDOW + 文字渲染（ARGB32 颜色格式）*/
extern int paze_ioctl(int fd, unsigned long req, void *arg);
extern void *malloc(unsigned long size);
extern void memset(void *s, int c, unsigned long n);

#define CREATE_WINDOW   0x4c475743UL
#define PRESENT_WINDOW  0x4c475046UL
#define WAIT_WINDOW_EVENT 0x4c475457UL

struct create { unsigned int width, height; const char *title, *text; unsigned int flags; };
struct present { unsigned int window_id, width, height, stride; unsigned int *pixels; };

struct app_event {
    unsigned int window_id;
    unsigned int type;
    int x, y, dx, dy;
    unsigned int width, height;
    unsigned char buttons, keycode, pressed;
};

struct wait_event {
    struct app_event event;
    unsigned int timeout_ms;
};

/* ARGB32 颜色：byte0=A, byte1=R, byte2=G, byte3=B */
#define COL_BLACK   0x000000FFU  /* A=FF, R=0, G=0, B=0 */
#define COL_WHITE   0xFFFFFFFFU  /* A=FF, R=FF, G=FF, B=FF */
#define COL_RED     0x0000FFFFU  /* A=FF, R=FF, G=0, B=0 */

/* 8x16 字体 */
static unsigned char fnt_H[16] = {0x66,0x66,0x66,0x66,0x7E,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x66};
static unsigned char fnt_e[16] = {0x00,0x00,0x3C,0x66,0x66,0x66,0x7E,0x60,0x60,0x60,0x60,0x60,0x60,0x3C,0x00,0x00};
static unsigned char fnt_l[16] = {0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x3C,0x00,0x00};
static unsigned char fnt_o[16] = {0x00,0x00,0x3C,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x3C,0x00,0x00,0x00,0x00};
static unsigned char fnt_r[16] = {0x00,0x00,0x7C,0x66,0x66,0x66,0x7C,0x78,0x70,0x70,0x60,0x60,0x60,0x60,0x00,0x00};
static unsigned char fnt_f[16] = {0x3C,0x66,0x60,0x60,0x60,0xFC,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x00,0x00};
static unsigned char fnt_m[16] = {0x00,0x00,0x66,0x7E,0x7E,0x7E,0x7E,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x00,0x00};
static unsigned char fnt_P[16] = {0x7C,0x66,0x66,0x66,0x66,0x7C,0x78,0x70,0x70,0x70,0x70,0x70,0x70,0x70,0x00,0x00};
static unsigned char fnt_a[16] = {0x00,0x00,0x3C,0x66,0x66,0x66,0x7E,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x00,0x00};
static unsigned char fnt_z[16] = {0x00,0x00,0x7E,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x7E,0x00,0x00};
static unsigned char fnt_E[16] = {0x7E,0x60,0x60,0x60,0x60,0x7C,0x60,0x60,0x60,0x60,0x60,0x60,0x60,0x7E,0x00,0x00};
static unsigned char fnt_c[16] = {0x00,0x00,0x3C,0x66,0x66,0x60,0x60,0x60,0x60,0x60,0x66,0x66,0x3C,0x00,0x00,0x00};
static unsigned char fnt_t[16] = {0x0E,0x0E,0x0E,0x0E,0x0E,0x0E,0x7E,0x0E,0x0E,0x0E,0x0E,0x0E,0x0E,0x00,0x00,0x00};
static unsigned char fnt_s[16] = {0x00,0x00,0x3C,0x66,0x60,0x60,0x3C,0x06,0x06,0x66,0x66,0x3C,0x00,0x00,0x00,0x00};
static unsigned char fnt_o2[16] = {0x00,0x00,0x3C,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x66,0x3C,0x00,0x00,0x00,0x00};
static unsigned char fnt_e2[16] = {0x00,0x00,0x3C,0x66,0x66,0x66,0x7E,0x60,0x60,0x60,0x60,0x60,0x60,0x3C,0x00,0x00};
static unsigned char fnt_ex[16] = {0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x18,0x00,0x00,0x18,0x18,0x18,0x00,0x00};

static unsigned char *getglyph(unsigned char c) {
    if (c == 'H') return fnt_H;
    if (c == 'e') return fnt_e;
    if (c == 'l') return fnt_l;
    if (c == 'o') return fnt_o;
    if (c == 'r') return fnt_r;
    if (c == 'f') return fnt_f;
    if (c == 'm') return fnt_m;
    if (c == 'P') return fnt_P;
    if (c == 'a') return fnt_a;
    if (c == 'z') return fnt_z;
    if (c == 'E') return fnt_E;
    if (c == 'c') return fnt_c;
    if (c == 't') return fnt_t;
    if (c == 's') return fnt_s;
    if (c == '!') return fnt_ex;
    return 0;
}

static void putch(unsigned int *fb, int pitch, int x, int y, unsigned char c, unsigned int fg, unsigned int bg) {
    int row, col;
    unsigned char *g = getglyph(c);
    if (!g) return;
    for (row = 0; row < 16; row++) {
        unsigned char bits = g[row];
        for (col = 0; col < 8; col++) {
            unsigned int color = (bits & (0x80 >> col)) ? fg : bg;
            if (x+col >= 0 && x+col < 480 && y+row >= 0 && y+row < 320)
                fb[(y+row)*pitch + (x+col)] = color;
        }
    }
}

static void puts_fb(unsigned int *fb, int pitch, int x, int y, const char *s, unsigned int fg, unsigned int bg) {
    int cx = x, cy = y, i;
    for (i = 0; s[i]; i++) {
        if (s[i] == '\n') { cx = x; cy += 18; continue; }
        if (s[i] == ' ') { cx += 10; continue; }
        putch(fb, pitch, cx, cy, s[i], fg, bg);
        cx += 10;
    }
}

int main(void) {
    int fd = 3;
    int W = 480, H = 320;

    /* 创建窗口 */
    struct create gc;
    gc.width = W; gc.height = H;
    gc.title = "PazeE Demo"; gc.text = "Hello";
    gc.flags = 0;
    int wid = paze_ioctl(fd, CREATE_WINDOW, &gc);

    /* 分配帧缓冲区 */
    unsigned int *fb = (unsigned int*)malloc((unsigned long)W * H * 4);
    if (!fb) return 1;
    memset(fb, 0xFF, (unsigned long)W * H * 4);  /* ARGB32: 0xFFFFFFFF = 白色 */

    /* 绘制文字（ARGB32: 0x000000FF = 黑色，0xFFFFFFFF = 白色）*/
    puts_fb(fb, W, 20, 20, "Hello from PazeE!", COL_BLACK, COL_WHITE);
    puts_fb(fb, W, 20, 50, "PazeE is awesome!", COL_BLACK, COL_WHITE);
    puts_fb(fb, W, 20, 80, "Target: LeonOS 4 (los4)", COL_BLACK, COL_WHITE);

    /* 提交帧缓冲区 */
    struct present p;
    p.window_id = (unsigned int)wid;
    p.width = W;
    p.height = H;
    p.stride = W;
    p.pixels = fb;
    paze_ioctl(fd, PRESENT_WINDOW, &p);

    /* 事件循环（仅在用户关闭窗口时退出）*/
    struct wait_event wev;
    while (1) {
        wev.event.window_id = 0;
        wev.event.type = 0;
        wev.timeout_ms = 100;
        int r = paze_ioctl(fd, WAIT_WINDOW_EVENT, &wev);
        if (r > 0 && wev.event.type == 1) break;
    }
    return 0;
}