diff options
Diffstat (limited to 'swaylock/render.c')
-rw-r--r-- | swaylock/render.c | 121 |
1 files changed, 120 insertions, 1 deletions
diff --git a/swaylock/render.c b/swaylock/render.c index 8fc47281..90db71e3 100644 --- a/swaylock/render.c +++ b/swaylock/render.c | |||
@@ -1,21 +1,140 @@ | |||
1 | #include <wayland-client.h> | 1 | #include <wayland-client.h> |
2 | #include <math.h> | ||
2 | #include "cairo.h" | 3 | #include "cairo.h" |
3 | #include "background-image.h" | 4 | #include "background-image.h" |
4 | #include "swaylock/swaylock.h" | 5 | #include "swaylock/swaylock.h" |
5 | 6 | ||
7 | #define M_PI 3.14159265358979323846 | ||
8 | |||
6 | void render_frame(struct swaylock_surface *surface) { | 9 | void render_frame(struct swaylock_surface *surface) { |
7 | struct swaylock_state *state = surface->state; | 10 | struct swaylock_state *state = surface->state; |
8 | surface->current_buffer = get_next_buffer(state->shm, | 11 | surface->current_buffer = get_next_buffer(state->shm, |
9 | surface->buffers, surface->width, surface->height); | 12 | surface->buffers, surface->width, surface->height); |
10 | cairo_t *cairo = surface->current_buffer->cairo; | 13 | cairo_t *cairo = surface->current_buffer->cairo; |
14 | cairo_identity_matrix(cairo); | ||
11 | if (state->args.mode == BACKGROUND_MODE_SOLID_COLOR) { | 15 | if (state->args.mode == BACKGROUND_MODE_SOLID_COLOR) { |
12 | cairo_set_source_u32(cairo, state->args.color); | 16 | cairo_set_source_u32(cairo, state->args.color); |
13 | cairo_paint(cairo); | 17 | cairo_paint(cairo); |
14 | } else { | 18 | } else { |
19 | // TODO: hidpi | ||
15 | render_background_image(cairo, surface->image, | 20 | render_background_image(cairo, surface->image, |
16 | state->args.mode, surface->width, surface->height); | 21 | state->args.mode, surface->width, surface->height, 1); |
22 | } | ||
23 | cairo_identity_matrix(cairo); | ||
24 | |||
25 | const int ARC_RADIUS = 50; | ||
26 | const int ARC_THICKNESS = 10; | ||
27 | const float TYPE_INDICATOR_RANGE = M_PI / 3.0f; | ||
28 | const float TYPE_INDICATOR_BORDER_THICKNESS = M_PI / 128.0f; | ||
29 | if (state->args.show_indicator && state->auth_state != AUTH_STATE_IDLE) { | ||
30 | // Draw circle | ||
31 | cairo_set_line_width(cairo, ARC_THICKNESS); | ||
32 | cairo_arc(cairo, surface->width / 2, surface->height / 2, | ||
33 | ARC_RADIUS, 0, 2 * M_PI); | ||
34 | switch (state->auth_state) { | ||
35 | case AUTH_STATE_INPUT: | ||
36 | case AUTH_STATE_BACKSPACE: { | ||
37 | cairo_set_source_rgba(cairo, 0, 0, 0, 0.75); | ||
38 | cairo_fill_preserve(cairo); | ||
39 | cairo_set_source_rgb(cairo, 51.0 / 255, 125.0 / 255, 0); | ||
40 | cairo_stroke(cairo); | ||
41 | } break; | ||
42 | case AUTH_STATE_VALIDATING: { | ||
43 | cairo_set_source_rgba(cairo, 0, 114.0 / 255, 255.0 / 255, 0.75); | ||
44 | cairo_fill_preserve(cairo); | ||
45 | cairo_set_source_rgb(cairo, 51.0 / 255, 0, 250.0 / 255); | ||
46 | cairo_stroke(cairo); | ||
47 | } break; | ||
48 | case AUTH_STATE_INVALID: { | ||
49 | cairo_set_source_rgba(cairo, 250.0 / 255, 0, 0, 0.75); | ||
50 | cairo_fill_preserve(cairo); | ||
51 | cairo_set_source_rgb(cairo, 125.0 / 255, 51.0 / 255, 0); | ||
52 | cairo_stroke(cairo); | ||
53 | } break; | ||
54 | default: break; | ||
55 | } | ||
56 | |||
57 | // Draw a message | ||
58 | char *text = NULL; | ||
59 | cairo_set_source_rgb(cairo, 0, 0, 0); | ||
60 | cairo_select_font_face(cairo, "sans-serif", | ||
61 | CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL); | ||
62 | cairo_set_font_size(cairo, ARC_RADIUS / 3.0f); | ||
63 | switch (state->auth_state) { | ||
64 | case AUTH_STATE_VALIDATING: | ||
65 | text = "verifying"; | ||
66 | break; | ||
67 | case AUTH_STATE_INVALID: | ||
68 | text = "wrong"; | ||
69 | break; | ||
70 | default: break; | ||
71 | } | ||
72 | |||
73 | if (text) { | ||
74 | cairo_text_extents_t extents; | ||
75 | double x, y; | ||
76 | cairo_text_extents(cairo, text, &extents); | ||
77 | x = (surface->width / 2) - | ||
78 | (extents.width / 2 + extents.x_bearing); | ||
79 | y = (surface->height / 2) - | ||
80 | (extents.height / 2 + extents.y_bearing); | ||
81 | |||
82 | cairo_move_to(cairo, x, y); | ||
83 | cairo_show_text(cairo, text); | ||
84 | cairo_close_path(cairo); | ||
85 | cairo_new_sub_path(cairo); | ||
86 | } | ||
87 | |||
88 | // Typing indicator: Highlight random part on keypress | ||
89 | if (state->auth_state == AUTH_STATE_INPUT | ||
90 | || state->auth_state == AUTH_STATE_BACKSPACE) { | ||
91 | static double highlight_start = 0; | ||
92 | highlight_start += | ||
93 | (rand() % (int)(M_PI * 100)) / 100.0 + M_PI * 0.5; | ||
94 | cairo_arc(cairo, surface->width / 2, surface->height / 2, | ||
95 | ARC_RADIUS, highlight_start, | ||
96 | highlight_start + TYPE_INDICATOR_RANGE); | ||
97 | if (state->auth_state == AUTH_STATE_INPUT) { | ||
98 | cairo_set_source_rgb(cairo, 51.0 / 255, 219.0 / 255, 0); | ||
99 | } else { | ||
100 | cairo_set_source_rgb(cairo, 219.0 / 255, 51.0 / 255, 0); | ||
101 | } | ||
102 | cairo_stroke(cairo); | ||
103 | |||
104 | // Draw borders | ||
105 | cairo_set_source_rgb(cairo, 0, 0, 0); | ||
106 | cairo_arc(cairo, surface->width / 2, surface->height / 2, | ||
107 | ARC_RADIUS, highlight_start, | ||
108 | highlight_start + TYPE_INDICATOR_BORDER_THICKNESS); | ||
109 | cairo_stroke(cairo); | ||
110 | |||
111 | cairo_arc(cairo, surface->width / 2, surface->height / 2, | ||
112 | ARC_RADIUS, highlight_start + TYPE_INDICATOR_RANGE, | ||
113 | highlight_start + TYPE_INDICATOR_RANGE + | ||
114 | TYPE_INDICATOR_BORDER_THICKNESS); | ||
115 | cairo_stroke(cairo); | ||
116 | } | ||
117 | |||
118 | // Draw inner + outer border of the circle | ||
119 | cairo_set_source_rgb(cairo, 0, 0, 0); | ||
120 | cairo_set_line_width(cairo, 2.0); | ||
121 | cairo_arc(cairo, surface->width / 2, surface->height / 2, | ||
122 | ARC_RADIUS - ARC_THICKNESS / 2, 0, 2 * M_PI); | ||
123 | cairo_stroke(cairo); | ||
124 | cairo_arc(cairo, surface->width / 2, surface->height / 2, | ||
125 | ARC_RADIUS + ARC_THICKNESS / 2, 0, 2 * M_PI); | ||
126 | cairo_stroke(cairo); | ||
17 | } | 127 | } |
128 | |||
18 | wl_surface_attach(surface->surface, surface->current_buffer->buffer, 0, 0); | 129 | wl_surface_attach(surface->surface, surface->current_buffer->buffer, 0, 0); |
19 | wl_surface_damage(surface->surface, 0, 0, surface->width, surface->height); | 130 | wl_surface_damage(surface->surface, 0, 0, surface->width, surface->height); |
20 | wl_surface_commit(surface->surface); | 131 | wl_surface_commit(surface->surface); |
132 | wl_display_roundtrip(state->display); | ||
133 | } | ||
134 | |||
135 | void render_frames(struct swaylock_state *state) { | ||
136 | struct swaylock_surface *surface; | ||
137 | wl_list_for_each(surface, &state->surfaces, link) { | ||
138 | render_frame(surface); | ||
139 | } | ||
21 | } | 140 | } |