HelenOS sources

root/uspace/lib/ui/test/paint.c

DEFINITIONS

1. PCUT_TEST
2. PCUT_TEST
3. PCUT_TEST
4. PCUT_TEST
5. PCUT_TEST
6. PCUT_TEST
7. PCUT_TEST
8. PCUT_TEST
9. PCUT_TEST
10. PCUT_TEST
11. PCUT_TEST
12. PCUT_TEST
13. PCUT_TEST
14. PCUT_TEST
15. PCUT_TEST
16. PCUT_TEST
17. PCUT_TEST
18. testgc_set_clip_rect
19. testgc_set_color
20. testgc_fill_rect
21. testgc_bitmap_create
22. testgc_bitmap_destroy
23. testgc_bitmap_render
24. testgc_bitmap_get_alloc

/*
 * Copyright (c) 2023 Jiri Svoboda
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <gfx/context.h>
#include <gfx/coord.h>
#include <mem.h>
#include <pcut/pcut.h>
#include <stdbool.h>
#include <ui/paint.h>
#include <ui/resource.h>

PCUT_INIT;

PCUT_TEST_SUITE(paint);

static errno_t testgc_set_clip_rect(void *, gfx_rect_t *);
static errno_t testgc_set_color(void *, gfx_color_t *);
static errno_t testgc_fill_rect(void *, gfx_rect_t *);
static errno_t testgc_bitmap_create(void *, gfx_bitmap_params_t *,
    gfx_bitmap_alloc_t *, void **);
static errno_t testgc_bitmap_destroy(void *);
static errno_t testgc_bitmap_render(void *, gfx_rect_t *, gfx_coord2_t *);
static errno_t testgc_bitmap_get_alloc(void *, gfx_bitmap_alloc_t *);

static gfx_context_ops_t ops = {
        .set_clip_rect = testgc_set_clip_rect,
        .set_color = testgc_set_color,
        .fill_rect = testgc_fill_rect,
        .bitmap_create = testgc_bitmap_create,
        .bitmap_destroy = testgc_bitmap_destroy,
        .bitmap_render = testgc_bitmap_render,
        .bitmap_get_alloc = testgc_bitmap_get_alloc
};

typedef struct {
        bool bm_created;
        bool bm_destroyed;
        gfx_bitmap_params_t bm_params;
        void *bm_pixels;
        gfx_rect_t bm_srect;
        gfx_coord2_t bm_offs;
        bool bm_rendered;
        bool bm_got_alloc;
} test_gc_t;

typedef struct {
        test_gc_t *tgc;
        gfx_bitmap_alloc_t alloc;
        bool myalloc;
} testgc_bitmap_t;

/** Test box characters */
static ui_box_chars_t test_box_chars = {
        {
                { "A", "B", "C" },
                { "D", " ", "E" },
                { "F", "G", "H" }
        }
};

/** Paint bevel */
PCUT_TEST(bevel)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        test_gc_t tgc;
        gfx_rect_t rect;
        gfx_color_t *color1;
        gfx_color_t *color2;
        gfx_rect_t inside;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = gfx_color_new_rgb_i16(1, 2, 3, &color1);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = gfx_color_new_rgb_i16(4, 5, 6, &color2);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rect.p0.x = 10;
        rect.p0.y = 20;
        rect.p1.x = 30;
        rect.p1.y = 40;

        /* Paint bevel with NULL 'inside' output parameter */
        rc = ui_paint_bevel(gc, &rect, color1, color2, 2, NULL);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        /* Paint bevel with valid 'inside' output parameter */
        rc = ui_paint_bevel(gc, &rect, color1, color2, 2, &inside);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        gfx_color_delete(color2);
        gfx_color_delete(color1);
        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Get bevel inside */
PCUT_TEST(get_bevel_inside)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        test_gc_t tgc;
        gfx_rect_t rect;
        gfx_rect_t inside;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rect.p0.x = 10;
        rect.p0.y = 20;
        rect.p1.x = 30;
        rect.p1.y = 40;

        ui_paint_get_bevel_inside(gc, &rect, 2, &inside);
        PCUT_ASSERT_INT_EQUALS(12, inside.p0.x);
        PCUT_ASSERT_INT_EQUALS(22, inside.p0.y);
        PCUT_ASSERT_INT_EQUALS(28, inside.p1.x);
        PCUT_ASSERT_INT_EQUALS(38, inside.p1.y);

        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint inset frame */
PCUT_TEST(inset_frame)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        ui_resource_t *resource = NULL;
        test_gc_t tgc;
        gfx_rect_t rect;
        gfx_rect_t inside;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = ui_resource_create(gc, false, &resource);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
        PCUT_ASSERT_NOT_NULL(resource);

        rect.p0.x = 10;
        rect.p0.y = 20;
        rect.p1.x = 30;
        rect.p1.y = 40;

        /* Paint inset frame with NULL 'inside' output parameter */
        rc = ui_paint_inset_frame(resource, &rect, NULL);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        /* Paint inset frame with valid 'inside' output parameter */
        rc = ui_paint_inset_frame(resource, &rect, &inside);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        ui_resource_destroy(resource);
        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Get inset frame inside */
PCUT_TEST(get_inset_frame_inside)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        ui_resource_t *resource = NULL;
        test_gc_t tgc;
        gfx_rect_t rect;
        gfx_rect_t inside;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = ui_resource_create(gc, false, &resource);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
        PCUT_ASSERT_NOT_NULL(resource);

        rect.p0.x = 10;
        rect.p0.y = 20;
        rect.p1.x = 30;
        rect.p1.y = 40;

        ui_paint_get_inset_frame_inside(resource, &rect, &inside);
        PCUT_ASSERT_INT_EQUALS(12, inside.p0.x);
        PCUT_ASSERT_INT_EQUALS(22, inside.p0.y);
        PCUT_ASSERT_INT_EQUALS(28, inside.p1.x);
        PCUT_ASSERT_INT_EQUALS(38, inside.p1.y);

        ui_resource_destroy(resource);
        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint filled circle */
PCUT_TEST(filled_circle)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        test_gc_t tgc;
        gfx_coord2_t center;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        center.x = 0;
        center.y = 0;

        /* Paint filled circle / upper-left half */
        rc = ui_paint_filled_circle(gc, &center, 10, ui_fcircle_upleft);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        /* Paint filled circle / lower-right half */
        rc = ui_paint_filled_circle(gc, &center, 10, ui_fcircle_lowright);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        /* Paint entire filled circle */
        rc = ui_paint_filled_circle(gc, &center, 10, ui_fcircle_entire);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint up pointing triangle */
PCUT_TEST(up_triangle)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        test_gc_t tgc;
        gfx_coord2_t center;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        center.x = 0;
        center.y = 0;

        rc = ui_paint_up_triangle(gc, &center, 5);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint down pointing triangle */
PCUT_TEST(down_triangle)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        test_gc_t tgc;
        gfx_coord2_t center;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        center.x = 0;
        center.y = 0;

        rc = ui_paint_down_triangle(gc, &center, 5);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint left pointing triangle */
PCUT_TEST(left_triangle)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        test_gc_t tgc;
        gfx_coord2_t center;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        center.x = 0;
        center.y = 0;

        rc = ui_paint_left_triangle(gc, &center, 5);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint right pointing triangle */
PCUT_TEST(right_triangle)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        test_gc_t tgc;
        gfx_coord2_t center;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        center.x = 0;
        center.y = 0;

        rc = ui_paint_right_triangle(gc, &center, 5);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint diagonal cross (X) */
PCUT_TEST(cross)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        test_gc_t tgc;
        gfx_coord2_t center;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        center.x = 0;
        center.y = 0;

        rc = ui_paint_cross(gc, &center, 5, 1, 2);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint mimimize icon */
PCUT_TEST(minicon)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        ui_resource_t *resource = NULL;
        test_gc_t tgc;
        gfx_coord2_t center;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = ui_resource_create(gc, false, &resource);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
        PCUT_ASSERT_NOT_NULL(resource);

        center.x = 0;
        center.y = 0;

        rc = ui_paint_minicon(resource, &center, 8, 6);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        ui_resource_destroy(resource);
        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint maximize icon */
PCUT_TEST(maxicon)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        ui_resource_t *resource = NULL;
        test_gc_t tgc;
        gfx_coord2_t center;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = ui_resource_create(gc, false, &resource);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
        PCUT_ASSERT_NOT_NULL(resource);

        center.x = 0;
        center.y = 0;

        rc = ui_paint_maxicon(resource, &center, 8, 6);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        ui_resource_destroy(resource);
        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint unmaximize icon */
PCUT_TEST(unmaxicon)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        ui_resource_t *resource = NULL;
        test_gc_t tgc;
        gfx_coord2_t center;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = ui_resource_create(gc, false, &resource);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
        PCUT_ASSERT_NOT_NULL(resource);

        center.x = 0;
        center.y = 0;

        rc = ui_paint_unmaxicon(resource, &center, 8, 8, 3, 3);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        ui_resource_destroy(resource);
        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint text box */
PCUT_TEST(text_box)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        ui_resource_t *resource = NULL;
        gfx_color_t *color = NULL;
        test_gc_t tgc;
        gfx_rect_t rect;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = ui_resource_create(gc, false, &resource);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
        PCUT_ASSERT_NOT_NULL(resource);

        rc = gfx_color_new_rgb_i16(1, 2, 3, &color);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rect.p0.x = 10;
        rect.p0.y = 20;
        rect.p1.x = 30;
        rect.p1.y = 40;

        /* Paint text box */
        rc = ui_paint_text_box(resource, &rect, ui_box_single, color);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        gfx_color_delete(color);
        ui_resource_destroy(resource);
        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint custom text box */
PCUT_TEST(text_box_custom)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        ui_resource_t *resource = NULL;
        gfx_color_t *color = NULL;
        test_gc_t tgc;
        gfx_rect_t rect;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = ui_resource_create(gc, false, &resource);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
        PCUT_ASSERT_NOT_NULL(resource);

        rc = gfx_color_new_rgb_i16(1, 2, 3, &color);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rect.p0.x = 10;
        rect.p0.y = 20;
        rect.p1.x = 30;
        rect.p1.y = 40;

        /* Paint text box */
        rc = ui_paint_text_box_custom(resource, &rect, &test_box_chars, color);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        gfx_color_delete(color);
        ui_resource_destroy(resource);
        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint text horizontal brace */
PCUT_TEST(text_hbrace)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        ui_resource_t *resource = NULL;
        gfx_color_t *color = NULL;
        test_gc_t tgc;
        gfx_rect_t rect;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = ui_resource_create(gc, false, &resource);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
        PCUT_ASSERT_NOT_NULL(resource);

        rc = gfx_color_new_rgb_i16(1, 2, 3, &color);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rect.p0.x = 10;
        rect.p0.y = 20;
        rect.p1.x = 30;
        rect.p1.y = 40;

        /* Paint text horizontal brace */
        rc = ui_paint_text_hbrace(resource, &rect, ui_box_single,
            color);

        gfx_color_delete(color);
        ui_resource_destroy(resource);
        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

/** Paint text rectangle */
PCUT_TEST(text_rect)
{
        errno_t rc;
        gfx_context_t *gc = NULL;
        ui_resource_t *resource = NULL;
        gfx_color_t *color = NULL;
        test_gc_t tgc;
        gfx_rect_t rect;

        memset(&tgc, 0, sizeof(tgc));
        rc = gfx_context_new(&ops, &tgc, &gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rc = ui_resource_create(gc, false, &resource);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
        PCUT_ASSERT_NOT_NULL(resource);

        rc = gfx_color_new_rgb_i16(1, 2, 3, &color);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        rect.p0.x = 10;
        rect.p0.y = 20;
        rect.p1.x = 30;
        rect.p1.y = 40;

        /* Paint text box */
        rc = ui_paint_text_rect(resource, &rect, color, "A");
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);

        gfx_color_delete(color);
        ui_resource_destroy(resource);
        rc = gfx_context_delete(gc);
        PCUT_ASSERT_ERRNO_VAL(EOK, rc);
}

static errno_t testgc_set_clip_rect(void *arg, gfx_rect_t *rect)
{
        (void) arg;
        (void) rect;
        return EOK;
}

static errno_t testgc_set_color(void *arg, gfx_color_t *color)
{
        (void) arg;
        (void) color;
        return EOK;
}

static errno_t testgc_fill_rect(void *arg, gfx_rect_t *rect)
{
        (void) arg;
        (void) rect;
        return EOK;
}

static errno_t testgc_bitmap_create(void *arg, gfx_bitmap_params_t *params,
    gfx_bitmap_alloc_t *alloc, void **rbm)
{
        test_gc_t *tgc = (test_gc_t *) arg;
        testgc_bitmap_t *tbm;

        tbm = calloc(1, sizeof(testgc_bitmap_t));
        if (tbm == NULL)
                return ENOMEM;

        if (alloc == NULL) {
                tbm->alloc.pitch = (params->rect.p1.x - params->rect.p0.x) *
                    sizeof(uint32_t);
                tbm->alloc.off0 = 0;
                tbm->alloc.pixels = calloc(sizeof(uint32_t),
                    (params->rect.p1.x - params->rect.p0.x) *
                    (params->rect.p1.y - params->rect.p0.y));
                tbm->myalloc = true;
                if (tbm->alloc.pixels == NULL) {
                        free(tbm);
                        return ENOMEM;
                }
        } else {
                tbm->alloc = *alloc;
        }

        tbm->tgc = tgc;
        tgc->bm_created = true;
        tgc->bm_params = *params;
        tgc->bm_pixels = tbm->alloc.pixels;
        *rbm = (void *)tbm;
        return EOK;
}

static errno_t testgc_bitmap_destroy(void *bm)
{
        testgc_bitmap_t *tbm = (testgc_bitmap_t *)bm;
        if (tbm->myalloc)
                free(tbm->alloc.pixels);
        tbm->tgc->bm_destroyed = true;
        free(tbm);
        return EOK;
}

static errno_t testgc_bitmap_render(void *bm, gfx_rect_t *srect,
    gfx_coord2_t *offs)
{
        testgc_bitmap_t *tbm = (testgc_bitmap_t *)bm;
        tbm->tgc->bm_rendered = true;
        tbm->tgc->bm_srect = *srect;
        tbm->tgc->bm_offs = *offs;
        return EOK;
}

static errno_t testgc_bitmap_get_alloc(void *bm, gfx_bitmap_alloc_t *alloc)
{
        testgc_bitmap_t *tbm = (testgc_bitmap_t *)bm;
        *alloc = tbm->alloc;
        tbm->tgc->bm_got_alloc = true;
        return EOK;
}

PCUT_EXPORT(paint);