1 #if LV_BUILD_TEST
2 #include "../lvgl.h"
3 #include "../../lvgl_private.h"
4
5 #include "unity/unity.h"
6
7 static lv_obj_t * g_screen_active;
8
setUp(void)9 void setUp(void)
10 {
11 g_screen_active = lv_screen_active();
12 }
13
tearDown(void)14 void tearDown(void)
15 {
16 lv_obj_clean(g_screen_active);
17 }
18
draw_event_cb(lv_event_t * e)19 static void draw_event_cb(lv_event_t * e)
20 {
21 int * draw_counter = lv_event_get_user_data(e);
22 (*draw_counter)++;
23 }
24
canvas_draw_buf_reshape(lv_draw_buf_t * draw_buf)25 static void canvas_draw_buf_reshape(lv_draw_buf_t * draw_buf)
26 {
27 #if LV_USE_DRAW_VG_LITE
28 /* VG-Lite requires automatic stride calculation */
29 lv_draw_buf_t * buf = lv_draw_buf_reshape(draw_buf,
30 draw_buf->header.cf,
31 draw_buf->header.w,
32 draw_buf->header.h,
33 LV_STRIDE_AUTO);
34 TEST_ASSERT(buf == draw_buf);
35 #else
36 LV_UNUSED(draw_buf);
37 #endif
38 }
39
test_canvas_functions_invalidate(void)40 void test_canvas_functions_invalidate(void)
41 {
42 lv_obj_t * canvas = lv_canvas_create(g_screen_active);
43 int draw_counter = 0;
44 lv_obj_add_event_cb(canvas, draw_event_cb, LV_EVENT_DRAW_MAIN, &draw_counter);
45 lv_refr_now(NULL);
46 TEST_ASSERT(draw_counter == 0);
47
48 LV_DRAW_BUF_DEFINE_STATIC(draw_buf, 100, 100, LV_COLOR_FORMAT_NATIVE);
49 LV_DRAW_BUF_INIT_STATIC(draw_buf);
50 canvas_draw_buf_reshape(&draw_buf);
51
52 lv_canvas_set_draw_buf(canvas, &draw_buf);
53 lv_refr_now(NULL);
54 TEST_ASSERT(draw_counter == 1);
55
56 lv_canvas_set_px(canvas, 0, 0, lv_color_black(), LV_OPA_COVER);
57 lv_refr_now(NULL);
58 TEST_ASSERT(draw_counter == 2);
59
60 lv_canvas_fill_bg(canvas, lv_color_black(), LV_OPA_COVER);
61 lv_refr_now(NULL);
62 TEST_ASSERT(draw_counter == 3);
63
64 lv_layer_t layer;
65 lv_canvas_init_layer(canvas, &layer);
66 lv_draw_line_dsc_t line_dsc;
67 lv_draw_line_dsc_init(&line_dsc);
68 line_dsc.p1.x = 10;
69 line_dsc.p1.y = 10;
70 line_dsc.p2.x = 20;
71 line_dsc.p2.y = 20;
72 line_dsc.width = 5;
73 lv_draw_line(&layer, &line_dsc);
74 lv_canvas_finish_layer(canvas, &layer);
75 lv_refr_now(NULL);
76 TEST_ASSERT(draw_counter == 4);
77
78 lv_refr_now(NULL);
79 TEST_ASSERT(draw_counter == 4);
80 }
81
test_canvas_fill_and_set_px(void)82 void test_canvas_fill_and_set_px(void)
83 {
84 lv_obj_t * canvas = lv_canvas_create(lv_screen_active());
85 lv_obj_center(canvas);
86
87 LV_DRAW_BUF_DEFINE_STATIC(buf_i1, 10, 10, LV_COLOR_FORMAT_I1);
88 LV_DRAW_BUF_INIT_STATIC(buf_i1);
89 canvas_draw_buf_reshape(&buf_i1);
90 lv_canvas_set_draw_buf(canvas, &buf_i1);
91 lv_canvas_set_palette(canvas, 0, lv_color32_make(0x00, 0xff, 0x00, 0xff));
92 lv_canvas_set_palette(canvas, 1, lv_color32_make(0x00, 0x00, 0xff, 0xff));
93 lv_canvas_fill_bg(canvas, lv_color_hex(0), LV_OPA_COVER);
94 lv_canvas_set_px(canvas, 1, 7, lv_color_hex(1), 0);
95 TEST_ASSERT_EQUAL_SCREENSHOT("widgets/canvas_1.png");
96
97 LV_DRAW_BUF_DEFINE_STATIC(buf_i2, 10, 10, LV_COLOR_FORMAT_I2);
98 LV_DRAW_BUF_INIT_STATIC(buf_i2);
99 canvas_draw_buf_reshape(&buf_i2);
100 lv_canvas_set_draw_buf(canvas, &buf_i2);
101 lv_canvas_set_palette(canvas, 0, lv_color32_make(0x00, 0xff, 0x00, 0xff));
102 lv_canvas_set_palette(canvas, 3, lv_color32_make(0x00, 0x00, 0xff, 0xff));
103 lv_canvas_fill_bg(canvas, lv_color_hex(0), LV_OPA_COVER);
104 lv_canvas_set_px(canvas, 1, 7, lv_color_hex(3), 0);
105 TEST_ASSERT_EQUAL_SCREENSHOT("widgets/canvas_1.png");
106
107 LV_DRAW_BUF_DEFINE_STATIC(buf_i4, 10, 10, LV_COLOR_FORMAT_I4);
108 LV_DRAW_BUF_INIT_STATIC(buf_i4);
109 canvas_draw_buf_reshape(&buf_i4);
110 lv_canvas_set_draw_buf(canvas, &buf_i4);
111 lv_canvas_set_palette(canvas, 0, lv_color32_make(0x00, 0xff, 0x00, 0xff));
112 lv_canvas_set_palette(canvas, 15, lv_color32_make(0x00, 0x00, 0xff, 0xff));
113 lv_canvas_fill_bg(canvas, lv_color_hex(0), LV_OPA_COVER);
114 lv_canvas_set_px(canvas, 1, 7, lv_color_hex(15), 0);
115 TEST_ASSERT_EQUAL_SCREENSHOT("widgets/canvas_1.png");
116
117 LV_DRAW_BUF_DEFINE_STATIC(buf_i8, 10, 10, LV_COLOR_FORMAT_I8);
118 LV_DRAW_BUF_INIT_STATIC(buf_i8);
119 canvas_draw_buf_reshape(&buf_i8);
120 lv_canvas_set_draw_buf(canvas, &buf_i8);
121 lv_canvas_set_palette(canvas, 0, lv_color32_make(0x00, 0xff, 0x00, 0xff));
122 lv_canvas_set_palette(canvas, 255, lv_color32_make(0x00, 0x00, 0xff, 0xff));
123 lv_canvas_fill_bg(canvas, lv_color_hex(0), LV_OPA_COVER);
124 lv_canvas_set_px(canvas, 1, 7, lv_color_hex(255), 0);
125 TEST_ASSERT_EQUAL_SCREENSHOT("widgets/canvas_1.png");
126
127 LV_DRAW_BUF_DEFINE_STATIC(buf_rgb888, 10, 10, LV_COLOR_FORMAT_RGB888);
128 LV_DRAW_BUF_INIT_STATIC(buf_rgb888);
129 canvas_draw_buf_reshape(&buf_rgb888);
130 lv_canvas_set_draw_buf(canvas, &buf_rgb888);
131 lv_canvas_fill_bg(canvas, lv_color_hex(0x00ff00), LV_OPA_COVER);
132 lv_canvas_set_px(canvas, 1, 7, lv_color_hex(0x0000ff), 0);
133 TEST_ASSERT_EQUAL_SCREENSHOT("widgets/canvas_1.png");
134
135 LV_DRAW_BUF_DEFINE_STATIC(buf_rgb565, 10, 10, LV_COLOR_FORMAT_RGB565);
136 LV_DRAW_BUF_INIT_STATIC(buf_rgb565);
137 canvas_draw_buf_reshape(&buf_rgb565);
138 lv_canvas_set_draw_buf(canvas, &buf_rgb565);
139 lv_canvas_fill_bg(canvas, lv_color_hex(0x00ff00), LV_OPA_COVER);
140 lv_canvas_set_px(canvas, 1, 7, lv_color_hex(0x0000ff), 0);
141 TEST_ASSERT_EQUAL_SCREENSHOT("widgets/canvas_1.png");
142
143 LV_DRAW_BUF_DEFINE_STATIC(buf_xrgb8888, 10, 10, LV_COLOR_FORMAT_XRGB8888);
144 LV_DRAW_BUF_INIT_STATIC(buf_xrgb8888);
145 canvas_draw_buf_reshape(&buf_xrgb8888);
146 lv_canvas_set_draw_buf(canvas, &buf_xrgb8888);
147 lv_canvas_fill_bg(canvas, lv_color_hex(0x00ff00), LV_OPA_COVER);
148 lv_canvas_set_px(canvas, 1, 7, lv_color_hex(0x0000ff), 0);
149 TEST_ASSERT_EQUAL_SCREENSHOT("widgets/canvas_1.png");
150
151 LV_DRAW_BUF_DEFINE_STATIC(buf_argb8888, 10, 10, LV_COLOR_FORMAT_ARGB8888);
152 LV_DRAW_BUF_INIT_STATIC(buf_argb8888);
153 canvas_draw_buf_reshape(&buf_argb8888);
154 lv_canvas_set_draw_buf(canvas, &buf_argb8888);
155 lv_canvas_fill_bg(canvas, lv_color_hex(0x00ff00), LV_OPA_COVER);
156 lv_canvas_set_px(canvas, 1, 7, lv_color_hex(0x0000ff), LV_OPA_COVER);
157 TEST_ASSERT_EQUAL_SCREENSHOT("widgets/canvas_1.png");
158 }
159
160 #endif
161
