HighContrast: provide more contrasty switches

https://bugzilla.gnome.org/show_bug.cgi?id=747912

data/gnome-shell-theme.gresource.xml

@@ -32,8 +32,10 @@
     <file>summary-counter.svg</file>
     <file>toggle-off-us.svg</file>
     <file>toggle-off-intl.svg</file>
+    <file>toggle-off-hc.svg</file>
     <file>toggle-on-us.svg</file>
     <file>toggle-on-intl.svg</file>
+    <file>toggle-on-hc.svg</file>
     <file>ws-switch-arrow-up.png</file>
     <file>ws-switch-arrow-down.png</file>
   </gresource>

data/theme/gnome-shell-high-contrast.css

@@ -1697,3 +1697,11 @@ StScrollBar {
 
 stage {
   -st-icon-style: symbolic; }
+
+.toggle-switch {
+  width: 48px; }
+
+.toggle-switch-us, .toggle-switch-intl {
+  background-image: url("resource:///org/gnome/shell/theme/toggle-off-hc.svg"); }
+  .toggle-switch-us:checked, .toggle-switch-intl:checked {
+    background-image: url("resource:///org/gnome/shell/theme/toggle-on-hc.svg"); }

data/theme/gnome-shell-high-contrast.scss

@@ -6,3 +6,9 @@
 stage {
   -st-icon-style: symbolic;
 }
+
+.toggle-switch { width: 48px; }
+.toggle-switch-us, .toggle-switch-intl {
+  background-image: url("resource:///org/gnome/shell/theme/toggle-off-hc.svg");
+  &:checked { background-image: url("resource:///org/gnome/shell/theme/toggle-on-hc.svg"); }
+}

data/theme/toggle-off-hc.svg

@@ -0,0 +1,133 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="48"
+   height="22"
+   id="svg2857"
+   version="1.1"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="toggle-off-hc.svg">
+  <defs
+     id="defs2859">
+    <inkscape:perspective
+       sodipodi:type="inkscape:persp3d"
+       inkscape:vp_x="0 : 526.18109 : 1"
+       inkscape:vp_y="0 : 1000 : 0"
+       inkscape:vp_z="744.09448 : 526.18109 : 1"
+       inkscape:persp3d-origin="372.04724 : 350.78739 : 1"
+       id="perspective2865" />
+    <inkscape:perspective
+       id="perspective2843"
+       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
+       inkscape:vp_z="1 : 0.5 : 1"
+       inkscape:vp_y="0 : 1000 : 0"
+       inkscape:vp_x="0 : 0.5 : 1"
+       sodipodi:type="inkscape:persp3d" />
+    <inkscape:path-effect
+       effect="spiro"
+       id="path-effect77541-4"
+       is_visible="true" />
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#000000"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="1"
+     inkscape:pageshadow="2"
+     inkscape:zoom="1"
+     inkscape:cx="-6.1820581"
+     inkscape:cy="-16.463788"
+     inkscape:document-units="px"
+     inkscape:current-layer="g37994"
+     showgrid="false"
+     inkscape:window-width="2560"
+     inkscape:window-height="1364"
+     inkscape:window-x="0"
+     inkscape:window-y="27"
+     inkscape:window-maximized="1"
+     borderlayer="true"
+     inkscape:showpageshadow="false"
+     inkscape:snap-nodes="false"
+     inkscape:snap-bbox="true"
+     showborder="true">
+    <inkscape:grid
+       type="xygrid"
+       id="grid12954"
+       empspacing="5"
+       visible="true"
+       enabled="true"
+       snapvisiblegridlinesonly="true" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata2862">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1"
+     transform="translate(-444.64286,-781.36218)">
+    <g
+       transform="matrix(0.6526046,0,0,0.80554422,99.592644,-636.32172)"
+       id="g37994">
+      <g
+         transform="matrix(1.5323214,0,0,1.2413968,-324.76058,489.69039)"
+         id="toggle-off"
+         inkscape:label="#g8477">
+        <circle
+           cy="1033.993"
+           cx="571.95966"
+           id="path8444"
+           style="color:#000000;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;opacity:1;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;fill:#555753;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:3;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;marker-start:none;marker-mid:none;marker-end:none;paint-order:normal;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:accumulate"
+           r="7" />
+        <rect
+           ry="2.0108337"
+           rx="1.9562569"
+           y="1031.9885"
+           x="565.0083"
+           height="4.0216675"
+           width="34.850178"
+           id="rect8461"
+           style="color:#000000;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;opacity:1;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;fill:#555753;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:3;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;marker-start:none;marker-mid:none;marker-end:none;paint-order:normal;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:accumulate" />
+      </g>
+      <g
+         transform="matrix(1.5323214,0,0,1.2413968,-324.85635,491.16456)"
+         id="toggle-on"
+         inkscape:label="#g8481">
+        <rect
+           style="color:#000000;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;opacity:1;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;fill:#3465a4;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:3;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;marker-start:none;marker-mid:none;marker-end:none;paint-order:normal;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:accumulate"
+           id="rect8475"
+           width="34.850178"
+           height="4.0216675"
+           x="565.0083"
+           y="1070.9279"
+           rx="1.9562569"
+           ry="2.0108337" />
+        <circle
+           transform="scale(-1,1)"
+           style="color:#000000;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;opacity:1;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;fill:#3465a4;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:3;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;marker-start:none;marker-mid:none;marker-end:none;paint-order:normal;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:accumulate"
+           id="circle8463"
+           cx="-591.0213"
+           cy="1072.9402"
+           r="9" />
+      </g>
+    </g>
+  </g>
+</svg>

data/theme/toggle-on-hc.svg

@@ -0,0 +1,113 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="48"
+   height="22"
+   id="svg2857"
+   version="1.1"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="toggle-on-hc.svg">
+  <defs
+     id="defs2859">
+    <inkscape:perspective
+       sodipodi:type="inkscape:persp3d"
+       inkscape:vp_x="0 : 526.18109 : 1"
+       inkscape:vp_y="0 : 1000 : 0"
+       inkscape:vp_z="744.09448 : 526.18109 : 1"
+       inkscape:persp3d-origin="372.04724 : 350.78739 : 1"
+       id="perspective2865" />
+    <inkscape:perspective
+       id="perspective2843"
+       inkscape:persp3d-origin="0.5 : 0.33333333 : 1"
+       inkscape:vp_z="1 : 0.5 : 1"
+       inkscape:vp_y="0 : 1000 : 0"
+       inkscape:vp_x="0 : 0.5 : 1"
+       sodipodi:type="inkscape:persp3d" />
+    <inkscape:path-effect
+       effect="spiro"
+       id="path-effect77541-4"
+       is_visible="true" />
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#000000"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="1"
+     inkscape:pageshadow="2"
+     inkscape:zoom="1"
+     inkscape:cx="-222.95215"
+     inkscape:cy="3.9378433"
+     inkscape:document-units="px"
+     inkscape:current-layer="g37994"
+     showgrid="false"
+     inkscape:window-width="2560"
+     inkscape:window-height="1364"
+     inkscape:window-x="0"
+     inkscape:window-y="27"
+     inkscape:window-maximized="1"
+     borderlayer="true"
+     inkscape:showpageshadow="false"
+     inkscape:snap-nodes="false"
+     inkscape:snap-bbox="true"
+     showborder="true">
+    <inkscape:grid
+       type="xygrid"
+       id="grid12954"
+       empspacing="5"
+       visible="true"
+       enabled="true"
+       snapvisiblegridlinesonly="true" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata2862">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1"
+     transform="translate(-444.64286,-781.36218)">
+    <g
+       transform="matrix(0.6526046,0,0,0.80554422,99.592644,-636.32172)"
+       id="g37994">
+      <g
+         transform="matrix(1.5323214,0,0,1.2413968,-324.85635,441.50868)"
+         id="toggle-on"
+         inkscape:label="#g8481">
+        <rect
+           style="color:#000000;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;opacity:1;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;fill:#3465a4;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:3;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;marker-start:none;marker-mid:none;marker-end:none;paint-order:normal;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:accumulate"
+           id="rect8475"
+           width="34.850178"
+           height="4.0216675"
+           x="565.0083"
+           y="1070.9279"
+           rx="1.9562569"
+           ry="2.0108337" />
+        <circle
+           transform="scale(-1,1)"
+           style="color:#000000;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;opacity:1;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;fill:#3465a4;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:3;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;marker-start:none;marker-mid:none;marker-end:none;paint-order:normal;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:accumulate"
+           id="circle8463"
+           cx="-591.0213"
+           cy="1072.9402"
+           r="9" />
+      </g>
+    </g>
+  </g>
+</svg>