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49 lines
2.1 KiB
49 lines
2.1 KiB
12 years ago
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//************************************************************************//
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// Background-image property for adding multiple background images with
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// gradients, or for stringing multiple gradients together.
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//************************************************************************//
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@mixin background-image($images...) {
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background-image: _add-prefix($images, webkit);
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background-image: _add-prefix($images);
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}
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@function _add-prefix($images, $vendor: false) {
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$images-prefixed: ();
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$gradient-positions: false;
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@for $i from 1 through length($images) {
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$type: type-of(nth($images, $i)); // Get type of variable - List or String
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// If variable is a list - Gradient
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@if $type == list {
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$gradient-type: nth(nth($images, $i), 1); // linear or radial
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$gradient-pos: null;
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$gradient-args: null;
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@if ($gradient-type == linear) or ($gradient-type == radial) {
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$gradient-pos: nth(nth($images, $i), 2); // Get gradient position
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$gradient-args: nth(nth($images, $i), 3); // Get actual gradient (red, blue)
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}
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@else {
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$gradient-args: nth(nth($images, $i), 2); // Get actual gradient (red, blue)
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}
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$gradient-positions: _gradient-positions-parser($gradient-type, $gradient-pos);
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$gradient: _render-gradients($gradient-positions, $gradient-args, $gradient-type, $vendor);
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$images-prefixed: append($images-prefixed, $gradient, comma);
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}
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// If variable is a string - Image
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@else if $type == string {
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$images-prefixed: join($images-prefixed, nth($images, $i), comma);
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}
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}
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@return $images-prefixed;
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}
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//Examples:
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//@include background-image(linear-gradient(top, orange, red));
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//@include background-image(radial-gradient(50% 50%, cover circle, orange, red));
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//@include background-image(url("/images/a.png"), linear-gradient(orange, red));
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//@include background-image(url("image.png"), linear-gradient(orange, red), url("image.png"));
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//@include background-image(linear-gradient(hsla(0, 100%, 100%, 0.25) 0%, hsla(0, 100%, 100%, 0.08) 50%, transparent 50%), linear-gradient(orange, red));
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