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svg gradients now support angles

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This commit is contained in:
Scott Davis 2011-04-20 19:33:29 -04:00
parent 8642187173
commit 4e502dda73
4 changed files with 37 additions and 15 deletions
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2
Gemfile.lock
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@ -7,7 +7,7 @@ GIT
PATH
remote: .
specs:
compass (0.11.beta.7.6b884d3)
compass (0.11.beta.7.8642187)
chunky_png (~> 1.1.0)
sass (>= 3.1.0.alpha.249)

24
lib/compass/sass_extensions/functions/gradient_support.rb
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@ -126,17 +126,7 @@ module Compass::SassExtensions::Functions::GradientSupport
s << ")"
end
def supports?(aspect)
if aspect == "svg"
if position_or_angle.nil? || is_position(position_or_angle).to_bool || is_position_list(position_or_angle).to_bool
true
else
true
#Compass::Util.compass_warn("Warning: Angle-based gradients are not yet supported in SVG. Found: #{position_or_angle}")
#false
end
else
GRADIENT_ASPECTS.include?(aspect)
end
GRADIENT_ASPECTS.include?(aspect)
end
def has_aspect?
true
@ -356,9 +346,12 @@ module Compass::SassExtensions::Functions::GradientSupport
stops = color_stops_in_percentages(color_stops)
svg = linear_svg(stops, x1, y1, x2, y2)
puts svg
inline_image_string(svg.gsub(/\s+/, ' '), 'image/svg+xml')
end
def angle?
position_or_angle.is_a?(Sass::Script::Number) && position_or_angle.numerator_units == ["deg"] && position_or_angle.denominator_units.empty?
end
def radial_svg_gradient(color_stops, center)
cx, cy = *grad_point(center).value
@ -449,7 +442,12 @@ module Compass::SassExtensions::Functions::GradientSupport
end
def linear_svg(color_stops, x1, y1, x2, y2)
gradient = %Q{<linearGradient id="grad" gradientUnits="userSpaceOnUse" x1="#{x1}" y1="#{y1}" x2="#{x2}" y2="#{y2}">#{color_stops_svg(color_stops)}</linearGradient>}
transform = ''
if angle?
deg = Float(position_or_angle.value)
transform = " gradientTransform = \"rotate(#{deg})\""
end
gradient = %Q{<linearGradient id="grad" gradientUnits="userSpaceOnUse" x1="#{x1}" y1="#{y1}" x2="#{x2}" y2="#{y2}"#{transform}>#{color_stops_svg(color_stops)}</linearGradient>}
svg(gradient)
end

20
test/fixtures/stylesheets/compass/css/gradients.css vendored
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@ -17,6 +17,24 @@
background: white -o-radial-gradient(center center, #dddddd, #aaaaaa 100px);
background: white radial-gradient(center center, #dddddd, #aaaaaa 100px); }
.bg-linear-gradient-angle-svg {
background-image: url('data:image/svg+xml;base64,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');
background-size: 100%;
background-image: -webkit-gradient(linear, -45deg, -45deg, color-stop(0%, #0000ff), color-stop(100%, #000000));
background-image: -webkit-linear-gradient(-45deg, #0000ff, #000000);
background-image: -moz-linear-gradient(-45deg, #0000ff, #000000);
background-image: -o-linear-gradient(-45deg, #0000ff, #000000);
background-image: linear-gradient(-45deg, #0000ff, #000000); }
.bg-linear-gradient-angle2-svg {
background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiPz4gPHN2ZyB2ZXJzaW9uPSIxLjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGRlZnM+PGxpbmVhckdyYWRpZW50IGlkPSJncmFkIiBncmFkaWVudFVuaXRzPSJ1c2VyU3BhY2VPblVzZSIgeDE9IjAlIiB5MT0iMCUiIHgyPSIxMDAlIiB5Mj0iMTAwJSI+PHN0b3Agb2Zmc2V0PSIwJSIgc3RvcC1jb2xvcj0iIzAwMDBmZiIvPjxzdG9wIG9mZnNldD0iMTAwJSIgc3RvcC1jb2xvcj0iIzAwMDAwMCIvPjwvbGluZWFyR3JhZGllbnQ+PC9kZWZzPjxyZWN0IHg9IjAiIHk9IjAiIHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiIGZpbGw9InVybCgjZ3JhZCkiIC8+PC9zdmc+IA==');
background-size: 100%;
background-image: -webkit-gradient(linear, 0% 0%, 100% 100%, color-stop(0%, #0000ff), color-stop(100%, #000000));
background-image: -webkit-linear-gradient(top left, #0000ff, #000000);
background-image: -moz-linear-gradient(top left, #0000ff, #000000);
background-image: -o-linear-gradient(top left, #0000ff, #000000);
background-image: linear-gradient(top left, #0000ff, #000000); }
.bg-all-gradient-types-with-simplification {
background: #ffcc00;
background: url('/images/4x6.png?busted=true'), url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiPz4gPHN2ZyB2ZXJzaW9uPSIxLjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGRlZnM+PGxpbmVhckdyYWRpZW50IGlkPSJncmFkIiBncmFkaWVudFVuaXRzPSJ1c2VyU3BhY2VPblVzZSIgeDE9IjAlIiB5MT0iMCUiIHgyPSIxMDAlIiB5Mj0iMTAwJSI+PHN0b3Agb2Zmc2V0PSIwJSIgc3RvcC1jb2xvcj0iI2RkZGRkZCIvPjxzdG9wIG9mZnNldD0iMTAwJSIgc3RvcC1jb2xvcj0iI2FhYWFhYSIvPjwvbGluZWFyR3JhZGllbnQ+PC9kZWZzPjxyZWN0IHg9IjAiIHk9IjAiIHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiIGZpbGw9InVybCgjZ3JhZCkiIC8+PC9zdmc+IA=='), url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiPz4gPHN2ZyB2ZXJzaW9uPSIxLjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGRlZnM+PHJhZGlhbEdyYWRpZW50IGlkPSJncmFkIiBncmFkaWVudFVuaXRzPSJ1c2VyU3BhY2VPblVzZSIgY3g9IjUwJSIgY3k9IjUwJSIgcj0iMTAwIj48c3RvcCBvZmZzZXQ9IjAlIiBzdG9wLWNvbG9yPSIjZGRkZGRkIi8+PHN0b3Agb2Zmc2V0PSIxMDAlIiBzdG9wLWNvbG9yPSIjYWFhYWFhIi8+PC9yYWRpYWxHcmFkaWVudD48L2RlZnM+PHJlY3QgeD0iMCIgeT0iMCIgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsbD0idXJsKCNncmFkKSIgLz48L3N2Zz4g'), #ffcc00;
@ -66,7 +84,7 @@
background-image: radial-gradient(center center, #dddddd, #aaaaaa 100px); }
.bg-linear-gradient-with-angle {
background-image: url('data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiPz4gPHN2ZyB2ZXJzaW9uPSIxLjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGRlZnM+PGxpbmVhckdyYWRpZW50IGlkPSJncmFkIiBncmFkaWVudFVuaXRzPSJ1c2VyU3BhY2VPblVzZSIgeDE9Ii00NSIgeTE9IiIgeDI9Ii00NSIgeTI9IiI+PHN0b3Agb2Zmc2V0PSIwJSIgc3RvcC1jb2xvcj0iI2RkZGRkZCIvPjxzdG9wIG9mZnNldD0iMTAwJSIgc3RvcC1jb2xvcj0iI2FhYWFhYSIvPjwvbGluZWFyR3JhZGllbnQ+PC9kZWZzPjxyZWN0IHg9IjAiIHk9IjAiIHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiIGZpbGw9InVybCgjZ3JhZCkiIC8+PC9zdmc+IA==');
background-image: url('data:image/svg+xml;base64,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');
background-size: 100%;
background-image: -webkit-gradient(linear, -45deg, -45deg, color-stop(0%, #dddddd), color-stop(100%, #aaaaaa));
background-image: -webkit-linear-gradient(-45deg, #dddddd, #aaaaaa);

6
test/fixtures/stylesheets/compass/sass/gradients.sass vendored
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@ -10,6 +10,12 @@ $experimental-support-for-svg: true
.bg-shortcut-radial-gradient
+background(#fff radial-gradient(center center, #ddd, #aaa 100px))
.bg-linear-gradient-angle-svg
+background-image(linear-gradient(-45deg, blue, black))
.bg-linear-gradient-angle2-svg
+background-image(linear-gradient(top left, blue, black))
.bg-all-gradient-types-with-simplification
+background-with-css2-fallback(image-url("4x6.png"), linear-gradient(top left, #ddd, #aaa), radial-gradient(center center, #ddd, #aaa 100px), #ffcc00)