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author | Zandr Martin <zandrmartin@gmail.com> | 2016-07-30 18:50:13 -0500 |
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committer | Zandr Martin <zandrmartin@gmail.com> | 2016-07-30 18:50:13 -0500 |
commit | 98aa59fdda5fcc9a589e93f7c6ef40d3eaee3972 (patch) | |
tree | a7acb9aab8520040d49be04184d70984a66b95e7 /swaybg/main.c | |
parent | Merge pull request #803 from zandrmartin/x11-pids (diff) | |
download | sway-98aa59fdda5fcc9a589e93f7c6ef40d3eaee3972.tar.gz sway-98aa59fdda5fcc9a589e93f7c6ef40d3eaee3972.tar.zst sway-98aa59fdda5fcc9a589e93f7c6ef40d3eaee3972.zip |
implement solid color rendering for swaybg
Diffstat (limited to 'swaybg/main.c')
-rw-r--r-- | swaybg/main.c | 216 |
1 files changed, 121 insertions, 95 deletions
diff --git a/swaybg/main.c b/swaybg/main.c index 4e0cc4b3..b23b8027 100644 --- a/swaybg/main.c +++ b/swaybg/main.c | |||
@@ -1,6 +1,8 @@ | |||
1 | #include "wayland-desktop-shell-client-protocol.h" | 1 | #include "wayland-desktop-shell-client-protocol.h" |
2 | #include <stdbool.h> | ||
2 | #include <stdio.h> | 3 | #include <stdio.h> |
3 | #include <stdlib.h> | 4 | #include <stdlib.h> |
5 | #include <ctype.h> | ||
4 | #include <wayland-client.h> | 6 | #include <wayland-client.h> |
5 | #include <time.h> | 7 | #include <time.h> |
6 | #include <string.h> | 8 | #include <string.h> |
@@ -9,6 +11,7 @@ | |||
9 | #include "client/cairo.h" | 11 | #include "client/cairo.h" |
10 | #include "log.h" | 12 | #include "log.h" |
11 | #include "list.h" | 13 | #include "list.h" |
14 | #include "util.h" | ||
12 | 15 | ||
13 | list_t *surfaces; | 16 | list_t *surfaces; |
14 | struct registry *registry; | 17 | struct registry *registry; |
@@ -32,6 +35,23 @@ void sway_terminate(int exit_code) { | |||
32 | exit(exit_code); | 35 | exit(exit_code); |
33 | } | 36 | } |
34 | 37 | ||
38 | bool is_valid_color(const char *color) { | ||
39 | int len = strlen(color); | ||
40 | if (len != 7 || color[0] != '#') { | ||
41 | sway_log(L_ERROR, "%s is not a valid color for swaybg. Color should be specified as #rrggbb (no alpha).", color); | ||
42 | return false; | ||
43 | } | ||
44 | |||
45 | int i; | ||
46 | for (i = 1; i < len; ++i) { | ||
47 | if (!isxdigit(color[i])) { | ||
48 | return false; | ||
49 | } | ||
50 | } | ||
51 | |||
52 | return true; | ||
53 | } | ||
54 | |||
35 | int main(int argc, const char **argv) { | 55 | int main(int argc, const char **argv) { |
36 | init_log(L_INFO); | 56 | init_log(L_INFO); |
37 | surfaces = create_list(); | 57 | surfaces = create_list(); |
@@ -57,112 +77,118 @@ int main(int argc, const char **argv) { | |||
57 | window_make_shell(window); | 77 | window_make_shell(window); |
58 | list_add(surfaces, window); | 78 | list_add(surfaces, window); |
59 | 79 | ||
80 | if (strcmp(argv[3], "solid_color") == 0 && is_valid_color(argv[2])) { | ||
81 | cairo_set_source_u32(window->cairo, parse_color(argv[2])); | ||
82 | cairo_paint(window->cairo); | ||
83 | window_render(window); | ||
84 | } else { | ||
60 | #ifdef WITH_GDK_PIXBUF | 85 | #ifdef WITH_GDK_PIXBUF |
61 | GError *err = NULL; | 86 | GError *err = NULL; |
62 | GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(argv[2], &err); | 87 | GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(argv[2], &err); |
63 | if (!pixbuf) { | 88 | if (!pixbuf) { |
64 | sway_abort("Failed to load background image."); | 89 | sway_abort("Failed to load background image."); |
65 | } | 90 | } |
66 | cairo_surface_t *image = gdk_cairo_image_surface_create_from_pixbuf(pixbuf); | 91 | cairo_surface_t *image = gdk_cairo_image_surface_create_from_pixbuf(pixbuf); |
67 | g_object_unref(pixbuf); | 92 | g_object_unref(pixbuf); |
68 | #else | 93 | #else |
69 | cairo_surface_t *image = cairo_image_surface_create_from_png(argv[2]); | 94 | cairo_surface_t *image = cairo_image_surface_create_from_png(argv[2]); |
70 | #endif //WITH_GDK_PIXBUF | 95 | #endif //WITH_GDK_PIXBUF |
71 | if (!image) { | 96 | if (!image) { |
72 | sway_abort("Failed to read background image."); | 97 | sway_abort("Failed to read background image."); |
73 | } | 98 | } |
74 | double width = cairo_image_surface_get_width(image); | 99 | double width = cairo_image_surface_get_width(image); |
75 | double height = cairo_image_surface_get_height(image); | 100 | double height = cairo_image_surface_get_height(image); |
76 | 101 | ||
77 | const char *scaling_mode_str = argv[3]; | 102 | const char *scaling_mode_str = argv[3]; |
78 | enum scaling_mode scaling_mode = SCALING_MODE_STRETCH; | 103 | enum scaling_mode scaling_mode = SCALING_MODE_STRETCH; |
79 | if (strcmp(scaling_mode_str, "stretch") == 0) { | 104 | if (strcmp(scaling_mode_str, "stretch") == 0) { |
80 | scaling_mode = SCALING_MODE_STRETCH; | 105 | scaling_mode = SCALING_MODE_STRETCH; |
81 | } else if (strcmp(scaling_mode_str, "fill") == 0) { | 106 | } else if (strcmp(scaling_mode_str, "fill") == 0) { |
82 | scaling_mode = SCALING_MODE_FILL; | 107 | scaling_mode = SCALING_MODE_FILL; |
83 | } else if (strcmp(scaling_mode_str, "fit") == 0) { | 108 | } else if (strcmp(scaling_mode_str, "fit") == 0) { |
84 | scaling_mode = SCALING_MODE_FIT; | 109 | scaling_mode = SCALING_MODE_FIT; |
85 | } else if (strcmp(scaling_mode_str, "center") == 0) { | 110 | } else if (strcmp(scaling_mode_str, "center") == 0) { |
86 | scaling_mode = SCALING_MODE_CENTER; | 111 | scaling_mode = SCALING_MODE_CENTER; |
87 | } else if (strcmp(scaling_mode_str, "tile") == 0) { | 112 | } else if (strcmp(scaling_mode_str, "tile") == 0) { |
88 | scaling_mode = SCALING_MODE_TILE; | 113 | scaling_mode = SCALING_MODE_TILE; |
89 | } else { | 114 | } else { |
90 | sway_abort("Unsupported scaling mode: %s", scaling_mode_str); | 115 | sway_abort("Unsupported scaling mode: %s", scaling_mode_str); |
91 | } | 116 | } |
92 | 117 | ||
93 | for (i = 0; i < surfaces->length; ++i) { | 118 | for (i = 0; i < surfaces->length; ++i) { |
94 | struct window *window = surfaces->items[i]; | 119 | struct window *window = surfaces->items[i]; |
95 | if (window_prerender(window) && window->cairo) { | 120 | if (window_prerender(window) && window->cairo) { |
96 | switch (scaling_mode) { | 121 | switch (scaling_mode) { |
97 | case SCALING_MODE_STRETCH: | 122 | case SCALING_MODE_STRETCH: |
98 | cairo_scale(window->cairo, | 123 | cairo_scale(window->cairo, |
99 | (double) window->width / width, | 124 | (double) window->width / width, |
100 | (double) window->height / height); | 125 | (double) window->height / height); |
101 | cairo_set_source_surface(window->cairo, image, 0, 0); | 126 | cairo_set_source_surface(window->cairo, image, 0, 0); |
102 | break; | 127 | break; |
103 | case SCALING_MODE_FILL: | 128 | case SCALING_MODE_FILL: |
104 | { | 129 | { |
105 | double window_ratio = (double) window->width / window->height; | 130 | double window_ratio = (double) window->width / window->height; |
106 | double bg_ratio = width / height; | 131 | double bg_ratio = width / height; |
107 | 132 | ||
108 | if (window_ratio > bg_ratio) { | 133 | if (window_ratio > bg_ratio) { |
109 | double scale = (double) window->width / width; | 134 | double scale = (double) window->width / width; |
110 | cairo_scale(window->cairo, scale, scale); | 135 | cairo_scale(window->cairo, scale, scale); |
111 | cairo_set_source_surface(window->cairo, image, | 136 | cairo_set_source_surface(window->cairo, image, |
112 | 0, | 137 | 0, |
113 | (double) window->height/2 / scale - height/2); | 138 | (double) window->height/2 / scale - height/2); |
114 | } else { | 139 | } else { |
115 | double scale = (double) window->height / height; | 140 | double scale = (double) window->height / height; |
116 | cairo_scale(window->cairo, scale, scale); | 141 | cairo_scale(window->cairo, scale, scale); |
117 | cairo_set_source_surface(window->cairo, image, | 142 | cairo_set_source_surface(window->cairo, image, |
118 | (double) window->width/2 / scale - width/2, | 143 | (double) window->width/2 / scale - width/2, |
119 | 0); | 144 | 0); |
145 | } | ||
146 | break; | ||
120 | } | 147 | } |
121 | break; | 148 | case SCALING_MODE_FIT: |
122 | } | 149 | { |
123 | case SCALING_MODE_FIT: | 150 | double window_ratio = (double) window->width / window->height; |
124 | { | 151 | double bg_ratio = width / height; |
125 | double window_ratio = (double) window->width / window->height; | 152 | |
126 | double bg_ratio = width / height; | 153 | if (window_ratio > bg_ratio) { |
127 | 154 | double scale = (double) window->height / height; | |
128 | if (window_ratio > bg_ratio) { | 155 | cairo_scale(window->cairo, scale, scale); |
129 | double scale = (double) window->height / height; | 156 | cairo_set_source_surface(window->cairo, image, |
130 | cairo_scale(window->cairo, scale, scale); | 157 | (double) window->width/2 / scale - width/2, |
131 | cairo_set_source_surface(window->cairo, image, | 158 | 0); |
132 | (double) window->width/2 / scale - width/2, | 159 | } else { |
133 | 0); | 160 | double scale = (double) window->width / width; |
134 | } else { | 161 | cairo_scale(window->cairo, scale, scale); |
135 | double scale = (double) window->width / width; | 162 | cairo_set_source_surface(window->cairo, image, |
136 | cairo_scale(window->cairo, scale, scale); | 163 | 0, |
164 | (double) window->height/2 / scale - height/2); | ||
165 | } | ||
166 | break; | ||
167 | } | ||
168 | case SCALING_MODE_CENTER: | ||
137 | cairo_set_source_surface(window->cairo, image, | 169 | cairo_set_source_surface(window->cairo, image, |
138 | 0, | 170 | (double) window->width/2 - width/2, |
139 | (double) window->height/2 / scale - height/2); | 171 | (double) window->height/2 - height/2); |
172 | break; | ||
173 | case SCALING_MODE_TILE: | ||
174 | { | ||
175 | cairo_pattern_t *pattern = cairo_pattern_create_for_surface(image); | ||
176 | cairo_pattern_set_extend(pattern, CAIRO_EXTEND_REPEAT); | ||
177 | cairo_set_source(window->cairo, pattern); | ||
178 | break; | ||
179 | } | ||
180 | default: | ||
181 | sway_abort("Scaling mode '%s' not implemented yet!", scaling_mode_str); | ||
140 | } | 182 | } |
141 | break; | ||
142 | } | ||
143 | case SCALING_MODE_CENTER: | ||
144 | cairo_set_source_surface(window->cairo, image, | ||
145 | (double) window->width/2 - width/2, | ||
146 | (double) window->height/2 - height/2); | ||
147 | break; | ||
148 | case SCALING_MODE_TILE: | ||
149 | { | ||
150 | cairo_pattern_t *pattern = cairo_pattern_create_for_surface(image); | ||
151 | cairo_pattern_set_extend(pattern, CAIRO_EXTEND_REPEAT); | ||
152 | cairo_set_source(window->cairo, pattern); | ||
153 | break; | ||
154 | } | ||
155 | default: | ||
156 | sway_abort("Scaling mode '%s' not implemented yet!", scaling_mode_str); | ||
157 | } | ||
158 | 183 | ||
159 | cairo_paint(window->cairo); | 184 | cairo_paint(window->cairo); |
160 | 185 | ||
161 | window_render(window); | 186 | window_render(window); |
187 | } | ||
162 | } | 188 | } |
163 | } | ||
164 | 189 | ||
165 | cairo_surface_destroy(image); | 190 | cairo_surface_destroy(image); |
191 | } | ||
166 | 192 | ||
167 | while (wl_display_dispatch(registry->display) != -1); | 193 | while (wl_display_dispatch(registry->display) != -1); |
168 | 194 | ||