Added .themes directory, as it contains a mild amount of untracked content.

.themes/papirus/gtk-3.0/_colors-public.scss

@@ -0,0 +1,119 @@
+//apps rely on some named colors to be exported
+/* GTK NAMED COLORS
+   ----------------
+   use responsibly! */
+
+// Sass thinks we're using the colors in the variables as strings and may shoot
+// warning, it's innocuous and can be defeated by using "" + $var
+/*
+widget text/foreground color */
+@define-color theme_fg_color #{"" +$fg_color};
+
+/*
+text color for entries, views and content in general */
+@define-color theme_text_color #{"" +$text_color};
+
+/*
+widget base background color */
+@define-color theme_bg_color #{"" +$bg_color};
+
+/*
+text widgets and the like base background color */
+@define-color theme_base_color #{"" +$base_color};
+
+/*
+base background color of selections */
+@define-color theme_selected_bg_color #{"" +$selected_bg_color};
+
+/*
+text/foreground color of selections */
+@define-color theme_selected_fg_color #{"" +$selected_fg_color};
+
+/*
+base background color of insensitive widgets */
+@define-color insensitive_bg_color #{"" +$insensitive_bg_color};
+
+/*
+text foreground color of insensitive widgets */
+@define-color insensitive_fg_color #{"" +$insensitive_fg_color};
+
+/*
+insensitive text widgets and the like base background color */
+@define-color insensitive_base_color #{"" +$base_color};
+
+/*
+widget text/foreground color on backdrop windows */
+@define-color theme_unfocused_fg_color #{"" +$backdrop_fg_color};
+
+/*
+text color for entries, views and content in general on backdrop windows */
+@define-color theme_unfocused_text_color #{"" +$text_color};
+
+/*
+widget base background color on backdrop windows */
+@define-color theme_unfocused_bg_color #{"" +$backdrop_bg_color};
+
+/*
+text widgets and the like base background color on backdrop windows */
+@define-color theme_unfocused_base_color #{"" +$backdrop_base_color};
+
+/*
+base background color of selections on backdrop windows */
+@define-color theme_unfocused_selected_bg_color #{"" +$selected_bg_color};
+
+/*
+text/foreground color of selections on backdrop windows */
+@define-color theme_unfocused_selected_fg_color #{"" + $selected_fg_color};
+
+/*
+widgets main borders color */
+@define-color borders #{"" +$borders_color};
+
+/*
+widgets main borders color on backdrop windows */
+@define-color unfocused_borders #{"" +$backdrop_borders_color};
+
+/*
+these are pretty self explicative */
+@define-color warning_color #{"" +$warning_color};
+@define-color error_color #{"" +$error_color};
+@define-color success_color #{"" +$success_color};
+@define-color icon_red #{"" +$icon_red};
+//@define-color destructive_color #{$destructive_color}
+
+/*
+titlebar colors */
+@define-color titlebar_bg_color #{"" +$titlebar_bg_color};
+@define-color titlebar_fg_color #{"" +$titlebar_fg_color};
+
+@define-color hover_color #{"" + $hover_color};
+//WM
+
+$_wm_highlight: if($variant=='light', $top_hilight,  // Sass gets mad if this is
+                  transparentize(black,1));          // done directly in the
+                                                     // color definition
+
+/*
+these colors are exported for the window manager and shouldn't be used in applications,
+read if you used those and something break with a version upgrade you're on your own... */
+@define-color wm_title #{$titlebar_fg_color};
+@define-color wm_unfocused_title #{$backdrop_fg_color};
+@define-color wm_highlight #{"" + $_wm_highlight};
+@define-color wm_borders_edge #{"" + $borders_edge};
+
+@define-color wm_bg_a #{$titlebar_bg_color};
+@define-color wm_bg_b #{$titlebar_bg_color};
+
+@define-color wm_shadow alpha(black, 0.35);
+@define-color wm_border alpha(black, 0.18);
+
+@define-color wm_button_hover_color_a shade(#{$bg_color}, 1.3);
+@define-color wm_button_hover_color_b #{$bg_color};
+@define-color wm_button_active_color_a shade(#{$bg_color}, 0.85);
+@define-color wm_button_active_color_b shade(#{$bg_color}, 0.89);
+@define-color wm_button_active_color_c shade(#{$bg_color}, 0.9);
+
+//FIXME this is really an API
+
+@define-color content_view_bg #{"" + $base_color};
+

.themes/papirus/gtk-3.0/_colors.scss

@@ -0,0 +1,59 @@
+// When color definition differs for dark and light variant,
+// it gets @if ed depending on $variant
+
+
+$base_color: if($variant == 'light', #fcfcfc, #262626);
+$text_color: if($variant == 'light', #363636, #EEEFF0);
+$bg_color: if($variant == 'light', #eff0f1, #363636);
+$fg_color: if($variant == 'light', #363636, #EEEFF0);
+
+$selected_fg_color: if($variant == 'light', #fcfcfc, #EEEFF0);
+$selected_bg_color: if($variant == 'light', #888888, #888888);
+$selected_borders_color: if($variant== 'light', $selected_bg_color, $selected_bg_color);
+$titlebar_bg_color: if($variant == 'light',#4f4f4f , #363636); // add to public 
+$titlebar_fg_color: if($variant == 'light', #fcfcfc, #EEEFF0); // add to public
+$hover_color: if($variant == 'light', #A6A6A6, #888888);
+
+// todo
+$borders_color: if($variant == 'light', #c2c2c2, #6d6d6d);
+$borders_edge: if($variant == 'light', white, transparentize($fg_color, 0.9));
+$link_color: if($variant == 'light', darken($selected_bg_color,10%), lighten($selected_bg_color,20%));
+$link_visited_color: if($variant == 'light', darken($selected_bg_color,20%), lighten($selected_bg_color,10%));
+$top_hilight: $borders_edge;
+
+$scrollbar_bg_color: darken($bg_color, 7%);
+
+$warning_color: #f67400;
+$error_color: #ed1515;
+$success_color: if($variant == 'light', #11d116, darken(#73d216,10%));
+$destructive_color: if($variant == 'light', #ef2929, darken(#ef2929,10%));
+$icon_red: #da4453;
+
+$osd_fg_color: if($variant == 'light', #363636, #EEEFF0);
+$osd_text_color: if($variant == 'light', #363636, #EEEFF0);
+$osd_bg_color: transparentize($base_color, 0.2);
+$osd_insensitive_bg_color: shade($osd_fg_color, 0.3);
+$osd_insensitive_fg_color: mix($osd_fg_color, opacify($osd_bg_color, 1), 50%);
+$osd_borders_color: transparentize(black, 0.3);
+
+$sidebar_bg_color: $bg_color;
+
+$tooltip_borders_color: transparentize(white, 0.9);
+
+//insensitive state derived colors
+$insensitive_fg_color: mix($fg_color, $bg_color, 50%);
+$insensitive_bg_color: mix($bg_color, $fg_color, 95%);
+$insensitive_borders_color: $borders_color;
+
+//colors for the backdrop state, derived from the main colors.
+$backdrop_base_color: if($variant ==' light', $base_color, lighten($base_color, 1%));
+$backdrop_text_color: $text_color;
+$backdrop_bg_color: $bg_color;
+$backdrop_fg_color: mix($fg_color, $backdrop_bg_color, 25%);
+$backdrop_insensitive_color: if($variant == 'light', darken($backdrop_bg_color, 15%), lighten($backdrop_bg_color, 15%));
+$backdrop_selected_fg_color: $selected_fg_color;
+$backdrop_borders_color: mix($borders_color, $bg_color, 90%);
+$backdrop_dark_fill: mix($backdrop_borders_color, $backdrop_bg_color, 35%);
+$backdrop_sidebar_bg_color: lighten($backdrop_bg_color,5%);
+
+$backdrop_scrollbar_bg_color: darken($backdrop_bg_color, 3%);

.themes/papirus/gtk-3.0/_drawing.scss

@@ -0,0 +1,619 @@
+// Drawing mixins
+
+// generic drawing of more complex things
+
+@function _widget_edge($c:$borders_edge) {
+// outer highlight "used" on most widgets
+  @return 0 1px $c;
+}
+
+@mixin _shadows($shadow1, $shadow2:none, $shadow3:none, $shadow4:none) {
+//
+// Helper function to stack up to 4 box-shadows;
+//
+  @if $shadow4!=none { box-shadow: $shadow1, $shadow2, $shadow3, $shadow4; }
+  @else if $shadow3!=none { box-shadow: $shadow1, $shadow2, $shadow3; }
+  @else if $shadow2!=none { box-shadow: $shadow1, $shadow2; }
+  @else { box-shadow: $shadow1; }
+}
+
+  $asset_suffix: if($variant=='dark', '-dark', '');
+  
+@mixin _border($name, $radius: 2px, $width: 1px 1px 2px 1px, $image-width: 2 2 3 2 / 2px 2px 3px 2px, $prefix:borders) {
+  border-image: -gtk-scaled(url("#{$prefix}/#{$name}#{$asset_suffix}.png"),url("#{$prefix}/#{$name}#{$asset_suffix}@2.png")) $image-width stretch;
+  border-radius: $radius;
+  border-width: $width;
+  border-style: solid;
+  border-color: transparent;
+}
+
+// entries
+
+@function entry_focus_border($fc:$selected_bg_color) {
+  @if $variant == 'light' { @return $fc; }
+  @else { @return if($fc==$selected_bg_color, $selected_borders_color, darken($fc,35%)); }
+}
+
+@function entry_focus_shadow($fc:$selected_bg_color) {
+  @return inset 0 0 0 1px $fc;
+}
+
+@function entry_gradient($c) {
+  @if $variant=='light' { @return linear-gradient(to bottom, mix($borders_color, $c, 35%),
+                                                             mix($borders_color, $c, 7%) 3px,
+                                                             $c 90%); }
+  @else { @return linear-gradient(to bottom, mix($borders_color, $c, 95%),
+                                             mix($borders_color, $c, 40%) 3px,
+                                             $c 90%); }
+}
+
+@mixin entry($t, $fc:$selected_bg_color, $edge: $borders_edge) {
+//
+// Entries drawing function
+//
+// $t: entry type
+// $fc: focus color
+// $edge: set to none to not draw the bottom edge or specify a color to not
+//        use the default one
+//
+// possible $t values:
+// normal, focus, insensitive, backdrop, backdrop-insensitive, osd, osd-focus, osd-backdrop;
+//
+
+  background-color: $base_color;
+  background-image: none;
+  //$_blank_edge: if($edge == none, none, 0 1px transparentize($edge,1));
+  //$_entry_edge: if($edge == none, none, _widget_edge($edge));
+
+  @if $t==normal {
+    color: $text_color;
+    border-color: $borders_color;
+    //@include _shadows(entry_focus_shadow(transparentize($fc,1)), $_entry_edge);
+    // for the transition to work the number of shadows in different states needs to match, hence the transparent shadow here.
+  }
+  @if $t==focus {
+    //@include _shadows(entry_focus_shadow($fc), $_entry_edge);
+    border-color: entry_focus_border($fc);
+  }
+  @if $t==insensitive {
+    color: $insensitive_fg_color;
+    border-color: $borders_color;
+    background-color: $insensitive_bg_color;
+    box-shadow: none;
+
+  }
+  @if $t==backdrop {
+    color: $text_color;
+    border-color: $borders_color;
+    background-color: $base_color;
+    box-shadow: none;
+  }
+  @if $t==backdrop-insensitive {
+    color: $insensitive_fg_color;
+    border-color: $borders_color;
+    background-color: $insensitive_bg_color;
+    box-shadow: none;
+  }
+  @if $t==osd {
+    color: $osd_text_color;
+    border-color: $osd_borders_color;
+    background-color: $osd_bg_color;
+    background-clip: padding-box;
+    box-shadow: none;
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+  }
+  @if $t==osd-focus {
+    color: $osd_text_color;
+    border-color: $selected_bg_color;
+    background-color: $osd_bg_color;
+    background-clip: padding-box;
+    box-shadow: none;
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+  }
+  @if $t==osd-insensitive {
+    color: $osd_insensitive_fg_color;
+    border-color: $osd_borders_color;
+    background-color: $osd_insensitive_bg_color;
+    background-clip: padding-box;
+    box-shadow: none;
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+  }
+  @if $t==osd-backdrop {
+    color: $osd_text_color;
+    border-color: $osd_borders_color;
+    background-color: $osd_borders_color;
+    background-clip: padding-box;
+    box-shadow: none;
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+  }
+}
+
+// buttons
+
+@function _border_color ($c) { @return $c; } // colored buttons want
+                                                         // the border form the
+                                                         // base color
+
+@function _text_shadow_color ($tc:$fg_color, $bg:$bg_color) {
+//
+// calculate the color of text shadows
+//
+// $tc is the text color
+// $bg is the background color
+//
+  $_lbg: lightness($bg)/100%;
+  @if lightness($tc)<50% { @return transparentize(white,1-$_lbg/($_lbg*1.3)); }
+  @else { @return transparentize(black,$_lbg*0.8); }
+}
+
+@function _button_hilight_color($c) {
+//
+// calculate the right top hilight color for buttons
+//
+// $c: base color;
+//
+  @if lightness($c)>90% { @return white; }
+  @else if lightness($c)>80% { @return transparentize(white, 0.3); }
+  @else if lightness($c)>50% { @return transparentize(white, 0.5); }
+  @else if lightness($c)>40% { @return transparentize(white, 0.7); }
+  @else { @return transparentize(white, 0.9); }
+}
+
+@mixin _button_text_shadow ($tc:$fg_color, $bg:$bg_color) {
+//
+// helper function for the text emboss effect
+//
+// $tc is the optional text color, not the shadow color
+//
+// TODO: this functions needs a way to deal with special cases
+//
+
+  $_shadow: _text_shadow_color($tc, $bg);
+
+  @if lightness($tc)<50% {
+    text-shadow: 0 1px $_shadow;
+    -gtk-icon-shadow: 0 1px $_shadow;
+  }
+  @else {
+    text-shadow: 0 -1px $_shadow;
+    -gtk-icon-shadow: 0 -1px $_shadow;
+  }
+}
+
+@mixin button($t, $c:$bg_color, $tc:$fg_color, $edge: $borders_edge) {
+//
+// Button drawing function
+//
+// $t:    button type,
+// $c:    base button color for colored* types
+// $tc:   optional text color for colored* types
+// $edge: set to none to not draw the bottom edge or specify a color to not
+//        use the default one
+//
+// possible $t values:
+// normal, hover, active, insensitive, insensitive-active,
+// backdrop, backdrop-active, backdrop-insensitive, backdrop-insensitive-active,
+// osd, osd-hover, osd-active, osd-insensitive, osd-backdrop, undecorated
+//
+
+  $_hilight_color: _button_hilight_color($c);
+  $_button_edge: if($edge == none, none, _widget_edge($edge));
+  $_blank_edge: if($edge == none, none, _widget_edge(transparentize($edge,1)));
+
+  @if $t==normal {
+  //
+  // normal button
+  //
+    box-shadow: 1px 1px 1px rgba(0,0,0,0.2);
+    
+    color: $tc;
+    border-color: if($c!=$bg_color, _border_color($c), $borders_color);
+    background-image: linear-gradient(to bottom,
+                                  lighten($c,2%),
+                                  lighten($c,0%)
+                                  );
+    
+  }
+
+  @else if $t==hover {
+  //
+  // hovered button
+  //
+    color: $tc;
+    border-color: if($c!=$bg_color, _border_color($c), $selected_bg_color);
+    background-image: linear-gradient(to bottom,
+                                      lighten($c,0%),
+                                      lighten($c,0%));
+
+    
+  }
+
+  @else if $t==active {
+  //
+  // pushed button
+  //
+    color: if($tc==$fg_color,if($variant == 'light',$selected_fg_color, $bg_color), $tc);
+    border-color: if($c!=$bg_color, _border_color($c), $borders_color);
+    background-image: if($c!=$bg_color, linear-gradient(to bottom,
+                                      $c,
+                                      shade($c, 0.8)),
+                                      linear-gradient(to bottom,
+                                      $selected_bg_color,
+                                      shade($selected_bg_color,0.8)));
+  }
+  
+  @else if $t==active-hover {
+  //
+  // 
+  //
+    color: if($tc!=$fg_color, $tc, if($variant == 'light', $tc, $bg_color));
+    border-color: if($c!=$bg_color, _border_color($c), $borders_color);
+    background-image: if($c!=$bg_color, linear-gradient(to bottom,
+                                      lighten($c, 10%),
+                                      $c), 
+                                      linear-gradient(to bottom,
+                                      #888888,
+                                      #888888));
+  }
+  
+  @else if $t==insensitive {
+  //
+  // insensitive button
+  //
+    $_bg: if($c!=$bg_color, mix($c,$base_color,85%), $insensitive_bg_color);
+
+    color: if($tc!=$fg_color, mix($tc,$_bg,50%), $insensitive_fg_color);
+    border-color: if($c!=$bg_color, _border_color($c),
+                                    $insensitive_borders_color);
+    background-image: linear-gradient(to bottom, $_bg);
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+    // white with 0 alpha to avoid an ugly transition, since no color means
+    // black with 0 alpha
+    @include _shadows(inset 0 1px transparentize(white,1), $_button_edge);
+    > .label { color: inherit; }
+  }
+  @else if $t==insensitive-active {
+  //
+  // insensitive pushed button
+  //
+    $_bg: if($c!=$bg_color, darken(mix($c,$base_color,85%),5%),
+                            $insensitive_bg_color);
+    $_bc: if($c!=$bg_color, _border_color($c), $insensitive_borders_color);
+
+    color: if($c!=$bg_color, mix($tc,$_bg,60%), $insensitive_fg_color);
+    border-color: $_bc;
+    background-image: linear-gradient(to bottom, mix($_bc, $_bg, 10%), $_bg);
+    // white with 0 alpha to avoid an ugly transition, since no color means
+    // black with 0 alpha
+    //@include _shadows(inset 0 1px transparentize(white,1), $_button_edge);
+    > .label { color: inherit; }
+  }
+
+  @else if $t==backdrop {
+  //
+  // backdrop button
+  //
+    $_bg: if($c!=$bg_color,$c,$backdrop_bg_color);
+    $_bc: if($variant=='light',$c,_border_color($c));
+
+    color: if($tc!=$fg_color,$tc,$fg_color);
+    border-color: if($c!=$bg_color, $_bc, $borders_color);
+    background-image: linear-gradient(to bottom, $_bg);
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+    @include _shadows(inset 0 1px transparentize(white,1),
+                      $_blank_edge);
+  }
+
+  @else if $t==backdrop-active {
+  //
+  // backdrop pushed button FIXME no colors here!
+  //
+    $_bg: if($c!=$bg_color, darken($c,10%), $backdrop_dark_fill);
+    $_bc: if($variant=='light',$_bg,_border_color($c));
+
+    color: if($tc!=$fg_color, mix($tc,$_bg,80%), $backdrop_fg_color);
+    border-color: if($c!=$bg_color, $_bc, $backdrop_borders_color);
+    background-image: linear-gradient(to bottom, $_bg);
+    @include _shadows(inset 0 1px transparentize(white,1),
+                      $_blank_edge);
+  }
+
+  @else if $t==backdrop-insensitive {
+  //
+  // backdrop insensitive button
+  //
+
+    $_bg: if($c!=$bg_color, mix($c,$base_color,85%), $insensitive_bg_color);
+    $_bc: if($variant=='light',$_bg,_border_color($c));
+
+    color: if($c!=$bg_color, mix($tc,$_bg,35%), $backdrop_insensitive_color);
+    border-color: if($c!=$bg_color, $_bc, $backdrop_borders_color);
+    background-image: linear-gradient(to bottom, $_bg);
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+    // white with 0 alpha to avoid an ugly transition, since no color means
+    // black with 0 alpha
+    @include _shadows(inset 0 1px transparentize(white,1));
+    > .label { color: inherit; }
+  }
+
+  @else if $t==backdrop-insensitive-active {
+  //
+  // backdrop insensitive pushed button
+  //
+
+    $_bg: if($c!=$bg_color, darken(mix($c,$base_color,85%),5%),
+                            darken($insensitive_bg_color,5%));
+    $_bc: if($variant=='light',$_bg,_border_color($c));
+
+    color: if($c!=$bg_color, mix($tc,$_bg,35%), $backdrop_insensitive_color);
+    border-color: if($c!=$bg_color, $_bc, $backdrop_borders_color);
+    background-image: linear-gradient(to bottom, $_bg);
+    
+    > .label { color: inherit; }
+  }
+
+  @else if $t==osd {
+  //
+  // normal osd button
+  //
+    $_bg: if($c!=$bg_color, transparentize($c, 0.5),
+                            $osd_bg_color);
+
+    color: $fg_color;
+    border-color: $borders_color;
+    background-image: none;
+    background-color: $bg_color;
+    background-clip: padding-box;
+    box-shadow: none;
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+    font-weight: normal;
+    
+  }
+  @else if $t==osd-hover {
+  //
+  // active osd button
+  //
+    color: $fg_color;
+    border-color: $selected_bg_color;
+    background-image: none;
+    background-clip: padding-box;
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+    
+  }
+  @else if $t==osd-active {
+  //
+  // active osd button
+  //
+    $_bg: if($c!=$bg_color, $c, $osd_borders_color);
+
+    color: $selected_fg_color;
+    border-color: $osd_bg_color;
+    background-image: if($c!=$bg_color, linear-gradient(to bottom,
+                                      $c,
+                                      shade($c, 0.8)),
+                                      linear-gradient(to bottom,
+                                      $selected_bg_color,
+                                      shade($selected_bg_color,0.8)));
+    background-clip: padding-box;
+    box-shadow: none;
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+    
+  }
+  @else if $t==osd-insensitive {
+  //
+  // insensitive osd button
+  //
+    color: $insensitive_fg_color;
+    border-color: $insensitive_bg_color;
+    background-image: none;
+    background-clip: padding-box;
+    box-shadow: none;
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+  }
+  @else if $t==osd-backdrop {
+  //
+  // backdrop osd button
+  //
+    
+    background-clip: padding-box;
+    box-shadow: none;
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+  }
+  @else if $t==undecorated {
+  //
+  // reset
+  //
+    border-color: transparentize(white,1);
+    background-color: transparent;
+    background-image: none;
+	box-shadow:none;
+
+    text-shadow: none;
+    -gtk-icon-shadow: none;
+  }
+}
+
+@mixin trough($flat:false, $c:$bg_color, $tc:$fg_color, $noedge:false) {
+  color: mix($tc,$bg_color,80%);
+  @if $flat { background-image: linear-gradient(to bottom,$c); }
+  @else {
+    background-image: linear-gradient(to bottom,
+                                      mix(black,$c,15%) 5%,
+                                      mix(black,$c,10%) 20%,
+                                      mix(black,$c,10%) 90%,
+                                      $c);
+  }
+
+  border-color: if($c!=$bg_color, _border_color($c), $border_color);
+
+  @if not($noedge) {
+    @if lightness($c) > 60% {
+      box-shadow: inset 0 -1px $borders_edge,
+                  0 1px $borders_edge;
+    }
+    @else {
+      box-shadow: inset 0 -1px transparentize($borders_edge,0.5),
+                  0 1px transparentize($borders_edge,0.5);
+    }
+  }
+  @else { box-shadow: none; }
+}
+
+@mixin progressbar_fill($d:horizontal) {
+  $dir: if($d==vertical,right,bottom);
+  background-image: linear-gradient(to $dir, $selected_bg_color 2px,
+                                             lighten($selected_bg_color,6%));
+}
+
+@function headerbar_gradient($c, $tc:lighten($c,4%)) {
+//
+// headerbar gradient helper function
+//
+// $c:  base color
+// $tc: top color
+//
+  @return linear-gradient(to bottom, $tc, $c);
+}
+
+@mixin headerbar_fill($c:$bg_color, $tc:lighten($c,4%), $hc:$top_hilight) {
+//
+// headerbar fill
+//
+// $c:  base color
+// $tc: top color
+// $hc: top highlight color
+//
+  background-image: none;
+  background-color: $titlebar_bg_color;
+  box-shadow: none;
+
+}
+
+@mixin overshoot($p, $t:normal, $c:$fg_color) {
+//
+// overshoot
+//
+// $p: position
+// $t: type
+// $c: base color
+//
+// possible $p values:
+// top, bottom, right, left
+//
+// possible $t values:
+// normal, backdrop
+//
+
+  $_small_gradient_length: 5%;
+  $_big_gradient_length: 100%;
+
+  $_position: center top;
+  $_small_gradient_size: 100% $_small_gradient_length;
+  $_big_gradient_size: 100% $_big_gradient_length;
+
+  @if $p==bottom {
+    $_position: center bottom;
+    $_linear_gradient_direction: to top;
+  }
+
+  @else if $p==right {
+    $_position: right center;
+    $_small_gradient_size: $_small_gradient_length 100%;
+    $_big_gradient_size: $_big_gradient_length 100%;
+  }
+
+  @else if $p==left {
+    $_position: left center;
+    $_small_gradient_size: $_small_gradient_length 100%;
+    $_big_gradient_size: $_big_gradient_length 100%;
+  }
+
+  $_small_gradient_color: $c;
+  $_big_gradient_color: $c;
+
+  @if $c==$fg_color {
+    $_small_gradient_color: darken($borders_color, 10%);
+    $_big_gradient_color: $fg_color;
+
+    @if $t==backdrop { $_small_gradient_color: $backdrop_borders_color; }
+  }
+
+  $_small_gradient: -gtk-gradient(radial,
+                                  $_position, 0,
+                                  $_position, 0.5,
+                                  to($_small_gradient_color),
+                                  to(transparentize($_small_gradient_color, 1)));
+
+  $_big_gradient: -gtk-gradient(radial,
+                                $_position, 0,
+                                $_position, 0.6,
+                                from(transparentize($_big_gradient_color, 0.93)),
+                                to(transparentize($_big_gradient_color, 1)));
+
+  @if $t==normal {
+    background-image: $_small_gradient, $_big_gradient;
+    background-size: $_small_gradient_size, $_big_gradient_size;
+  }
+
+  @else if $t==backdrop {
+    background-image: $_small_gradient;
+    background-size: $_small_gradient_size;
+  }
+
+  background-repeat: no-repeat;
+  background-position: $_position;
+
+  background-color: transparent; // reset some properties to be sure to not inherit them somehow
+  border: none;                  //
+  box-shadow: none;              //
+}
+
+@mixin undershoot($p) {
+//
+// undershoot
+//
+// $p: position
+//
+// possible $p values:
+// top, bottom, right, left
+//
+
+  $_undershoot_color_dark: transparentize(black, 0.8);
+  $_undershoot_color_light: transparentize(white, 0.8);
+
+  $_gradient_dir: left;
+  $_dash_bg_size: 10px 1px;
+  $_gradient_repeat: repeat-x;
+  $_bg_pos: center $p;
+
+  background-color: transparent; // shouldn't be needed, but better to be sure;
+
+  @if ($p == left) or ($p == right) {
+    $_gradient_dir: top;
+    $_dash_bg_size: 1px 10px;
+    $_gradient_repeat: repeat-y;
+    $_bg_pos: $p center;
+  }
+
+  background-image: linear-gradient(to $_gradient_dir, // this is the dashed line
+                                    $_undershoot_color_light 50%,
+                                    $_undershoot_color_dark 50%);
+
+  padding-#{$p}: 1px;
+  background-size: $_dash_bg_size;
+  background-repeat: $_gradient_repeat;
+  background-origin: content-box;
+  background-position: $_bg_pos;
+}

.themes/papirus/gtk-3.0/assets.txt

@@ -0,0 +1,204 @@
+titlebutton-close
+titlebutton-close-hover
+titlebutton-close-active
+titlebutton-maximize
+titlebutton-maximize-hover
+titlebutton-maximize-active
+titlebutton-minimize
+titlebutton-minimize-hover
+titlebutton-minimize-active
+titlebutton-close-backdrop
+titlebutton-minimize-backdrop
+titlebutton-maximize-backdrop
+scrollbar-slider
+scrollbar-slider-hover
+scrollbar-slider-active
+scrollbar-slider-overlay
+scrollbar-slider-rtl
+scrollbar-slider-rtl-hover
+scrollbar-slider-rtl-active
+scrollbar-slider-horizontal
+scrollbar-slider-horizontal-hover
+scrollbar-slider-horizontal-active
+scrollbar-slider-horizontal-overlay
+scrollbar-trough
+scrollbar-trough-horizontal
+scrollbar-trough-rtl
+scrollbar-slider-dark
+scrollbar-slider-hover-dark
+scrollbar-slider-active-dark
+scrollbar-slider-overlay-dark
+scrollbar-slider-rtl-dark
+scrollbar-slider-rtl-hover-dark
+scrollbar-slider-rtl-active-dark
+scrollbar-slider-horizontal-dark
+scrollbar-slider-horizontal-hover-dark
+scrollbar-slider-horizontal-active-dark
+scrollbar-slider-horizontal-overlay-dark
+scrollbar-trough-dark
+scrollbar-trough-horizontal-dark
+scrollbar-trough-rtl-dark
+checkbox-checked
+checkbox-checked-hover
+checkbox-checked-active
+checkbox-checked-insensitive
+checkbox-checked-backdrop
+checkbox-checked-backdrop-insensitive
+checkbox-unchecked
+checkbox-unchecked-hover
+checkbox-unchecked-active
+checkbox-unchecked-insensitive
+checkbox-unchecked-backdrop
+checkbox-unchecked-backdrop-insensitive
+checkbox-mixed
+checkbox-mixed-hover
+checkbox-mixed-active
+checkbox-mixed-insensitive
+checkbox-mixed-backdrop
+checkbox-mixed-backdrop-insensitive
+radio-checked
+radio-checked-hover
+radio-checked-active
+radio-checked-insensitive
+radio-checked-backdrop
+radio-checked-backdrop-insensitive
+radio-unchecked
+radio-unchecked-hover
+radio-unchecked-active
+radio-unchecked-insensitive
+radio-unchecked-backdrop
+radio-unchecked-backdrop-insensitive
+radio-mixed
+radio-mixed-hover
+radio-mixed-active
+radio-mixed-insensitive
+radio-mixed-backdrop
+radio-mixed-backdrop-insensitive
+selected-checkbox-checked
+selected-checkbox-checked-hover
+selected-checkbox-checked-active
+selected-checkbox-checked-insensitive
+selected-checkbox-checked-backdrop
+selected-checkbox-checked-backdrop-insensitive
+selected-checkbox-unchecked
+selected-checkbox-unchecked-hover
+selected-checkbox-unchecked-active
+selected-checkbox-unchecked-insensitive
+selected-checkbox-unchecked-backdrop
+selected-checkbox-unchecked-backdrop-insensitive
+selected-checkbox-mixed
+selected-checkbox-mixed-hover
+selected-checkbox-mixed-active
+selected-checkbox-mixed-insensitive
+selected-checkbox-mixed-backdrop
+selected-checkbox-mixed-backdrop-insensitive
+selected-radio-checked
+selected-radio-checked-hover
+selected-radio-checked-active
+selected-radio-checked-insensitive
+selected-radio-checked-backdrop
+selected-radio-checked-backdrop-insensitive
+selected-radio-unchecked
+selected-radio-unchecked-hover
+selected-radio-unchecked-active
+selected-radio-unchecked-insensitive
+selected-radio-unchecked-backdrop
+selected-radio-unchecked-backdrop-insensitive
+selected-radio-mixed
+selected-radio-mixed-hover
+selected-radio-mixed-active
+selected-radio-mixed-insensitive
+selected-radio-mixed-backdrop
+selected-radio-mixed-backdrop-insensitive
+checkbox-checked-dark
+checkbox-checked-hover-dark
+checkbox-checked-active-dark
+checkbox-checked-insensitive-dark
+checkbox-checked-backdrop-dark
+checkbox-checked-backdrop-insensitive-dark
+checkbox-unchecked-dark
+checkbox-unchecked-hover-dark
+checkbox-unchecked-active-dark
+checkbox-unchecked-insensitive-dark
+checkbox-unchecked-backdrop-dark
+checkbox-unchecked-backdrop-insensitive-dark
+checkbox-selectionmode
+checkbox-hover-selectionmode
+checkbox-active-selectionmode
+checkbox-backdrop-selectionmode
+checkbox-checked-selectionmode
+checkbox-checked-hover-selectionmode
+checkbox-checked-active-selectionmode
+checkbox-checked-backdrop-selectionmode
+checkbox-mixed-dark
+checkbox-mixed-hover-dark
+checkbox-mixed-active-dark
+checkbox-mixed-insensitive-dark
+checkbox-mixed-backdrop-dark
+checkbox-mixed-backdrop-insensitive-dark
+radio-checked-dark
+radio-checked-hover-dark
+radio-checked-active-dark
+radio-checked-insensitive-dark
+radio-checked-backdrop-dark
+radio-checked-backdrop-insensitive-dark
+radio-unchecked-dark
+radio-unchecked-hover-dark
+radio-unchecked-active-dark
+radio-unchecked-insensitive-dark
+radio-unchecked-backdrop-dark
+radio-unchecked-backdrop-insensitive-dark
+radio-mixed-dark
+radio-mixed-hover-dark
+radio-mixed-active-dark
+radio-mixed-insensitive-dark
+radio-mixed-backdrop-dark
+radio-mixed-backdrop-insensitive-dark
+slider-horz-scale-has-marks-below
+slider-horz-scale-has-marks-below-hover
+slider-horz-scale-has-marks-below-active
+slider-horz-scale-has-marks-below-insensitive
+slider-horz-scale-has-marks-below-backdrop
+slider-horz-scale-has-marks-below-backdrop-insensitive
+slider-vert-scale-has-marks-below
+slider-vert-scale-has-marks-below-hover
+slider-vert-scale-has-marks-below-active
+slider-vert-scale-has-marks-below-insensitive
+slider-vert-scale-has-marks-below-backdrop
+slider-vert-scale-has-marks-below-backdrop-insensitive
+slider-horz-scale-has-marks-above
+slider-horz-scale-has-marks-above-hover
+slider-horz-scale-has-marks-above-active
+slider-horz-scale-has-marks-above-insensitive
+slider-horz-scale-has-marks-above-backdrop
+slider-horz-scale-has-marks-above-backdrop-insensitive
+slider-vert-scale-has-marks-above
+slider-vert-scale-has-marks-above-hover
+slider-vert-scale-has-marks-above-active
+slider-vert-scale-has-marks-above-insensitive
+slider-vert-scale-has-marks-above-backdrop
+slider-vert-scale-has-marks-above-backdrop-insensitive
+slider-horz-scale-has-marks-below-dark
+slider-horz-scale-has-marks-below-hover-dark
+slider-horz-scale-has-marks-below-active-dark
+slider-horz-scale-has-marks-below-insensitive-dark
+slider-horz-scale-has-marks-below-backdrop-dark
+slider-horz-scale-has-marks-below-backdrop-insensitive-dark
+slider-vert-scale-has-marks-below-dark
+slider-vert-scale-has-marks-below-hover-dark
+slider-vert-scale-has-marks-below-active-dark
+slider-vert-scale-has-marks-below-insensitive-dark
+slider-vert-scale-has-marks-below-backdrop-dark
+slider-vert-scale-has-marks-below-backdrop-insensitive-dark
+slider-horz-scale-has-marks-above-dark
+slider-horz-scale-has-marks-above-hover-dark
+slider-horz-scale-has-marks-above-active-dark
+slider-horz-scale-has-marks-above-insensitive-dark
+slider-horz-scale-has-marks-above-backdrop-dark
+slider-horz-scale-has-marks-above-backdrop-insensitive-dark
+slider-vert-scale-has-marks-above-dark
+slider-vert-scale-has-marks-above-hover-dark
+slider-vert-scale-has-marks-above-active-dark
+slider-vert-scale-has-marks-above-insensitive-dark
+slider-vert-scale-has-marks-above-backdrop-dark
+slider-vert-scale-has-marks-above-backdrop-insensitive-dark