1//
  2// Drawing mixins
  3//
  4// Generic drawing of more complex things
  5//
  6
  7
  8//
  9// Default shadows
 10//
 11
 12$z-depth-1: 0 1px 1px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.16);
 13$z-depth-2: 0 2px 2px rgba(0, 0, 0, 0.12), 0 3px 4px rgba(0, 0, 0, 0.20);
 14$z-depth-3: 0 5px 5px rgba(0, 0, 0, 0.16), 0 4px 4px rgba(0, 0, 0, 0.20);
 15$z-depth-4: 0 6px 8px -4px rgba(0, 0, 0, 0.16),
 16            0 10px 6px rgba(0, 0, 0, 0.20);
 17$z-depth-5: 0 8px 10px -4px rgba(0, 0, 0, 0.20),
 18            0 12px 8px rgba(0, 0, 0, 0.24);
 19
 20
 21//
 22// Header-bar shadows
 23//
 24
 25$header-shadow-light: 0 1px 1px rgba(0, 0, 0, 0.16),
 26                      0 1px 2px rgba(0, 0, 0, 0.26),
 27                      0 2px 3px rgba(0, 0, 0, 0.32);
 28$header-shadow-dark: 0 1px 1px rgba(0, 0, 0, 0.06),
 29                     0 1px 2px rgba(0, 0, 0, 0.14),
 30                     0 2px 3px rgba(0, 0, 0, 0.20);
 31$sub-header-shadow-light-ltr: 0 1px 1px rgba(0, 0, 0, 0.16),
 32                              0 1px 2px rgba(0, 0, 0, 0.26),
 33                              0 2px 3px rgba(0, 0, 0, 0.32),
 34                              -5px 0 0 -1px $inverted_dark_color,
 35                              -2px 0 0 -1px $borders_color;
 36$sub-header-shadow-dark-ltr: 0 1px 1px rgba(0, 0, 0, 0.06),
 37                             0 1px 2px rgba(0, 0, 0, 0.14),
 38                             0 2px 3px rgba(0, 0, 0, 0.20),
 39                             -5px 0 0 -1px $inverted_dark_color,
 40                             -2px 0 0 -1px $borders_color;
 41$sub-header-shadow-light-rtl: 0 1px 1px rgba(0, 0, 0, 0.16),
 42                              0 1px 2px rgba(0, 0, 0, 0.26),
 43                              0 2px 3px rgba(0, 0, 0, 0.32),
 44                              5px 0 0 -1px $inverted_dark_color,
 45                              2px 0 0 -1px $borders_color;
 46$sub-header-shadow-dark-rtl: 0 1px 1px rgba(0, 0, 0, 0.06),
 47                             0 1px 2px rgba(0, 0, 0, 0.14),
 48                             0 2px 3px rgba(0, 0, 0, 0.20),
 49                             5px 0 0 -1px $inverted_dark_color,
 50                             2px 0 0 -1px $borders_color;
 51$selected-header-shadow-light-ltr: 0 1px 1px rgba(0, 0, 0, 0.16),
 52                                   0 1px 2px rgba(0, 0, 0, 0.26),
 53                                   0 2px 3px rgba(0, 0, 0, 0.32),
 54                                   -5px 0 0 -1px $selected_bg_color,
 55                                   -2px 0 0 -1px $solid_dark_borders_color;
 56$selected-header-shadow-dark-ltr: 0 1px 1px rgba(0, 0, 0, 0.06),
 57                                  0 1px 2px rgba(0, 0, 0, 0.14),
 58                                  0 2px 3px rgba(0, 0, 0, 0.20),
 59                                  -5px 0 0 -1px $selected_bg_color,
 60                                  -2px 0 0 -1px $solid_dark_borders_color;
 61$selected_header-shadow-light-rtl: 0 1px 1px rgba(0, 0, 0, 0.16),
 62                                   0 1px 2px rgba(0, 0, 0, 0.26),
 63                                   0 2px 3px rgba(0, 0, 0, 0.32),
 64                                   5px 0 0 -1px $selected_bg_color,
 65                                   2px 0 0 -1px $solid_dark_borders_color;
 66$selected-header-shadow-dark-rtl: 0 1px 1px rgba(0, 0, 0, 0.06),
 67                                  0 1px 2px rgba(0, 0, 0, 0.14),
 68                                  0 2px 3px rgba(0, 0, 0, 0.20),
 69                                  5px 0 0 -1px $selected_bg_color,
 70                                  2px 0 0 -1px $solid_dark_borders_color;
 71
 72
 73//
 74// Side-bar shadows
 75//
 76
 77$sidebar-light-ltr: inset -2px 2px 2px -2px rgba(0, 0, 0, 0.05),
 78                    inset -3px 3px 3px -2px rgba(0, 0, 0, 0.05);
 79$sidebar-light-rtl: inset 2px 2px 2px -2px rgba(0, 0, 0, 0.05),
 80                    inset 3px 3px 3px -2px rgba(0, 0, 0, 0.05);
 81$sidebar-dark-ltr: inset -2px 2px 1px -2px rgba(0, 0, 0, 0.02),
 82                   inset -3px 3px 3px -2px rgba(0, 0, 0, 0.06);
 83$sidebar-dark-rtl: inset 2px 2px 1px -2px rgba(0, 0, 0, 0.02),
 84                   inset 3px 3px 3px -2px rgba(0, 0, 0, 0.06);
 85
 86
 87//
 88// Inline-toolbar shadows
 89//
 90
 91$inline-shadow-light: inset 0 1px 2px -1px rgba(0, 0, 0, 0.02),
 92                      inset 0 2px 3px -2px rgba(0, 0, 0, 0.07);
 93$inline-shadow-dark: inset 0 1px 2px -1px rgba(0, 0, 0, 0.03),
 94                     inset 0 3px 4px -3px rgba(0, 0, 0, 0.06);
 95
 96
 97//
 98// Reorderable-tab shadows
 99//
100
101$tab-shadow-light: -1px 0 2px rgba(0, 0, 0, 0.02),
102                  -1px 0 4px rgba(0, 0, 0, 0.02),
103                  1px 0 2px rgba(0, 0, 0, 0.02),
104                  1px 0 4px rgba(0, 0, 0, 0.02);
105$tab-shadow-dark: -1px 0 2px rgba(0, 0, 0, 0.02),
106                  -1px 0 4px rgba(0, 0, 0, 0.03),
107                  1px 0 2px rgba(0, 0, 0, 0.02),
108                  1px 0 4px rgba(0, 0, 0, 0.03);
109
110
111//
112// Menubar shadows
113//
114
115$menubar-shadow: inset 0 2px 2px -3px rgba(0, 0, 0, 0.26),
116                 inset 0 5px 3px -5px rgba(0, 0, 0, 0.39),
117                 inset 0 -1px $borders_color;
118
119
120//
121// Toolbar shadows
122//
123
124$toolbar-shadow-light: inset 0 1px 1px rgba(0, 0, 0, 0.18),
125                       inset 0 4px 2px -4px rgba(0, 0, 0, 0.20),
126                       inset 0 8px 3px -5px rgba(0, 0, 0, 0.24);
127$toolbar-shadow-dark: inset 0 1px 1px rgba(0, 0, 0, 0.20),
128                      inset 0 4px 3px -4px rgba(0, 0, 0, 0.22),
129                      inset 0 8px 3px -5px rgba(0, 0, 0, 0.24);
130
131
132/******************
133 * Ripple effects *
134 ******************/
135
136//
137// Ripple effects
138//
139
140@keyframes ripple_effect {
141//
142// Ripple effect drawing function
143//
144
145  from {
146    background-image: -gtk-gradient(radial,
147                                    center center, 0,
148                                    center center, 0.001,
149                                    to(gtkalpha(currentColor, 0.1)),
150                                    to(transparent)),
151                      linear-gradient(to bottom, gtkalpha(currentColor, 0));
152  }
153  to {
154    background-image: -gtk-gradient(radial,
155                                    center center, 0,
156                                    center center, 0.4,
157                                    to(gtkalpha(currentColor, 0.1)),
158                                    to(transparent)),
159                      linear-gradient(to bottom, gtkalpha(currentColor, 0.1));
160  }
161}
162
163@keyframes flat_ripple_effect {
164  from {
165    background-image: -gtk-gradient(radial,
166                                    center center, 0,
167                                    center center, 0.001,
168                                    to(gtkalpha(currentColor, 0.1)),
169                                    to(transparent)),
170                      linear-gradient(to bottom, gtkalpha(currentColor, 0.1));
171  }
172  to {
173    background-image: -gtk-gradient(radial,
174                                    center center, 0,
175                                    center center, 0.4,
176                                    to(gtkalpha(currentColor, 0.1)),
177                                    to(transparent)),
178                      linear-gradient(to bottom, gtkalpha(currentColor, 0.1));
179  }
180}
181
182@keyframes list_ripple_effect {
183  from {
184    background-image: -gtk-gradient(radial,
185                                    center center, 0,
186                                    center center, 0.001,
187                                    to(gtkalpha(currentColor, 0)),
188                                    to(transparent)),
189                      linear-gradient(to bottom, gtkalpha(currentColor, 0.05));
190  }
191  to {
192    background-image: -gtk-gradient(radial,
193                                    center center, 0,
194                                    center center, 0.4,
195                                    to(gtkalpha(currentColor, 0.1)),
196                                    to(transparent)),
197                      linear-gradient(to bottom, gtkalpha(currentColor, 0.1));
198  }
199}
200
201
202//
203// Entries
204//
205
206@mixin entry($t, $fc:$selected_bg_color) {
207//
208// Entries drawing function
209//
210// $t: entry type
211// $fc: focus color
212//
213// possible $t values:
214// normal, focus, insensitive, flat-normal, flat-focus, flat-insensitive;
215//
216
217  @if $t==normal {
218    border-radius: 0;
219    outline-radius: 0;
220    border-color: $solid_light_borders_color;
221    border-image: -gtk-gradient(radial,
222                                center bottom, 0,
223                                center bottom, 0.5,
224                                to($track_color),
225                                to(transparent))
226                                0 0 1 / 0 0 1px;
227    background-color: transparent;
228    color: $secondary_fg_color;
229  }
230  @if $t==focus {
231    border-color: $solid_light_borders_color;
232    border-image: -gtk-gradient(radial,
233                                center bottom, 0,
234                                center bottom, 0.5,
235                                to($fc),
236                                to(transparent))
237                                0 0 2 / 0 0 2px;
238    color: $fg_color;
239    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1),
240                box-shadow 0 cubic-bezier(0.4, 0, 0.2, 1) 0.2s, color 0;
241  }
242  @if $t==insensitive {
243    border-color: $solid_light_borders_color;
244    border-image: -gtk-gradient(radial,
245                                center bottom, 0,
246                                center bottom, 0.5,
247                                to($track_color),
248                                to(transparent))
249                                0 0 1 / 0 0 1px;
250    background-color: transparent;
251    color: $insensitive_fg_color;
252  }
253  @if $t==flat-normal {
254    border-radius: 0;
255    outline-radius: 0;
256    border-color: $solid_light_borders_color;
257    border-image: -gtk-gradient(radial,
258                                center bottom, 0,
259                                center bottom, 0.5,
260                                to($track_color),
261                                to(transparent))
262                                0 0 1 / 0 0 1px;
263    background-color: transparent;
264    color: $secondary_fg_color;
265  }
266  @if $t==flat-focus {
267    border-color: $solid_light_borders_color;
268    border-image: -gtk-gradient(radial,
269                                center bottom, 0,
270                                center bottom, 0.5,
271                                to($fc),
272                                to(transparent))
273                                0 0 2 / 0 0 2px;
274    color: $fg_color;
275    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1),
276                box-shadow 0 cubic-bezier(0.4, 0, 0.2, 1) 0.2s, color 0;
277  }
278  @if $t==flat-insensitive {
279    border-color: $solid_light_borders_color;
280    border-image: -gtk-gradient(radial,
281                                center bottom, 0,
282                                center bottom, 0.5,
283                                to($track_color),
284                                to(transparent))
285                                0 0 1 / 0 0 1px;
286    color: $insensitive_fg_color;
287  }
288}
289
290
291//
292// Buttons
293//
294
295@mixin button($t, $c:$light_color, $tc:$fg_color) {
296//
297// Button drawing function
298//
299// $t:    button type,
300// $c:    base button color for colored* types
301// $tc:   optional text color for colored* types
302//
303// possible $t values:
304// normal, hover, active, insensitive, checked, checked-insensitive,
305// flat-normal, flat-hover, flat-active, flat-insensitive, flat-checked,
306// flat-checked-insensitive, undecorated
307//
308
309  @if $t==normal {
310  //
311  // normal button
312  //
313    box-shadow: $z-depth-1,
314                inset 0 1px $highlight_color;
315    background-color: $c;
316    background-image: -gtk-gradient(radial,
317                                    center center, 0,
318                                    center center, 0.5,
319                                    to(gtkalpha(currentColor, 0)),
320                                    to(transparent)),
321                      linear-gradient(to bottom, gtkalpha(currentColor, 0));
322    color: $secondary_fg_color;
323  }
324
325  @else if $t==hover {
326  //
327  // hovered button
328  //
329    box-shadow: $z-depth-2,
330                inset 0 1px $highlight_color;
331    background-image: -gtk-gradient(radial,
332                                    center center, 0,
333                                    center center, 0.5,
334                                    to(gtkalpha(currentColor, 0)),
335                                    to(transparent)),
336                      linear-gradient(to bottom, gtkalpha(currentColor, 0));
337    color: $fg_color;
338  }
339
340  @else if $t==active {
341  //
342  // pushed button
343  //
344    box-shadow: $z-depth-2,
345                inset 0 1px $highlight_color;
346    color: $fg_color;
347    transition-duration: 0;
348    animation: ripple_effect 0.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
349  }
350  @else if $t==insensitive {
351  //
352  // insensitive button
353  //
354    box-shadow: none;
355    background-color: $track_color;
356    color: if($tc!=$fg_color, $insensitive_fg_color,
357                              $insensitive_secondary_fg_color);
358    > .label { color: inherit; }
359  }
360  @else if $t==checked {
361  //
362  // checked button
363  //
364    box-shadow: $z-depth-1,
365                inset 0 1px $highlight_color;
366    background-color: $selected_bg_color;
367    color: $selected_fg_color;
368  }
369  @else if $t==checked-insensitive {
370  //
371  // checked insensitive button
372  //
373    box-shadow: none;
374    background-color: $track_color;
375    color: gtkopacity($selected_bg_color, 0.4);
376    > .label { color: inherit; }
377  }
378
379  @else if $t==flat-normal {
380  //
381  // normal flat button
382  //
383    box-shadow: none;
384    background-color: transparent;
385    background-image: -gtk-gradient(radial,
386                                    center center, 0,
387                                    center center, 0.5,
388                                    to(gtkalpha(currentColor, 0)),
389                                    to(transparent)),
390                      linear-gradient(to bottom, gtkalpha(currentColor, 0));
391  }
392  @else if $t==flat-hover {
393  //
394  // hovered flat button
395  //
396    box-shadow: none;
397    background-image: -gtk-gradient(radial,
398                                    center center, 0,
399                                    center center, 0.5,
400                                    to(gtkalpha(currentColor, 0)),
401                                    to(transparent)),
402                      linear-gradient(to bottom, gtkalpha(currentColor, 0.1));
403  }
404  @else if $t==flat-active {
405  //
406  // pushed flat button
407  //
408    box-shadow: none;
409    animation: flat_ripple_effect 0.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
410  }
411  @else if $t==flat-insensitive {
412  //
413  // insensitive flat button
414  //
415    box-shadow: none;
416    background-color: transparent;
417  }
418  @else if $t==flat-checked {
419  //
420  // checked flat button
421  //
422    background-color: $track_color;
423    color: $fg_color;
424  }
425  @else if $t==flat-checked-insensitive {
426  //
427  // checked flat insensitive button
428  //
429    > .label { color: inherit; }
430  }
431
432  @else if $t==undecorated {
433  //
434  // reset
435  //
436    border-color: transparent;
437    background-color: transparent;
438    background-image: none;
439    box-shadow: none;
440    text-shadow: none;
441    icon-shadow: none;
442  }
443}
444
445
446//
447// Overshoot
448//
449
450@mixin overshoot($p, $t:normal, $c:$secondary_selected_bg_color) {
451//
452// Overshoot drawing function
453//
454// $p: position
455// $t: type
456// $c: base color
457//
458// possible $p values:
459// top, bottom, right, left
460//
461// possible $t values:
462// normal, backdrop
463//
464
465  $_position: center $p;
466
467  @if ($p == left) or ($p == right) {
468    $_position: $p center;
469  }
470
471  background-image: -gtk-gradient(radial,
472                                  $_position, 0,
473                                  $_position, 0.75,
474                                  to(gtkopacity($c, 0.2)),
475                                  to(transparent));
476
477  background-repeat: no-repeat;
478  background-position: $_position;
479
480  // reset some properties to be sure to not inherit them somehow
481  background-color: transparent;
482  border: none;
483  box-shadow: none;
484}
485
486
487//
488// Undershoot
489//
490
491@mixin undershoot($p, $fading_color: $base_color) {
492//
493// Undershoot drawing function
494//
495// $p: position
496//
497// possible $p values:
498// top, bottom, right, left
499//
500
501  // shouldn't be needed, but better to be sure
502  background: transparent;
503
504  $_gradient_dir: $p;
505  $_fader_size: 16px 32px;
506  $_gradient_repeat: repeat-x;
507  $_bg_pos: center $p;
508
509  @if ($p == left) or ($p == right) {
510    $_fader_size: 32px 16px;
511    $_gradient_repeat: repeat-y;
512    $_bg_pos: $p center;
513  }
514
515  // this is the dashed line
516  background-image: linear-gradient(to $_gradient_dir,
517                                    gtkopacity($fading_color, 0.01),
518                                    gtkopacity($fading_color, 0.04),
519                                    gtkopacity($fading_color, 0.20),
520                                    gtkopacity($fading_color, 0.44),
521                                    gtkopacity($fading_color, 0.94));
522
523  padding-#{$p}: 0;
524  background-size: $_fader_size;
525  background-repeat: $_gradient_repeat;
526  background-origin: content-box;
527  background-position: $_bg_pos;
528}
529