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Added stylo glue for drop-shadow filter

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This commit is contained in:
Shing Lyu 2016-11-15 11:54:47 +08:00
parent 5248c5847d
commit 43002f2f07
1 changed files with 34 additions and 0 deletions
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34
components/style/properties/gecko.mako.rs
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@ -31,6 +31,7 @@ use gecko_bindings::bindings::Gecko_FontFamilyList_AppendNamed;
use gecko_bindings::bindings::Gecko_FontFamilyList_Clear;
use gecko_bindings::bindings::Gecko_SetCursorArrayLength;
use gecko_bindings::bindings::Gecko_SetCursorImage;
use gecko_bindings::bindings::Gecko_NewCSSShadowArray;
use gecko_bindings::bindings::Gecko_SetListStyleImage;
use gecko_bindings::bindings::Gecko_SetListStyleImageNone;
use gecko_bindings::bindings::Gecko_SetListStyleType;
@ -1692,7 +1693,9 @@ fn static_assert() {
}
pub fn set_filter(&mut self, v: longhands::filter::computed_value::T) {
use cssparser::Color;
use properties::longhands::filter::computed_value::Filter::*;
use gecko_bindings::structs::nsCSSShadowArray;
use gecko_bindings::structs::nsStyleFilter;
use gecko_bindings::structs::NS_STYLE_FILTER_BLUR;
use gecko_bindings::structs::NS_STYLE_FILTER_BRIGHTNESS;
@ -1703,6 +1706,7 @@ fn static_assert() {
use gecko_bindings::structs::NS_STYLE_FILTER_SATURATE;
use gecko_bindings::structs::NS_STYLE_FILTER_SEPIA;
use gecko_bindings::structs::NS_STYLE_FILTER_HUE_ROTATE;
use gecko_bindings::structs::NS_STYLE_FILTER_DROP_SHADOW;
fn fill_filter(m_type: u32, value: CoordDataValue, gecko_filter: &mut nsStyleFilter){
gecko_filter.mType = m_type;
@ -1744,6 +1748,36 @@ fn static_assert() {
Sepia(factor) => fill_filter(NS_STYLE_FILTER_SEPIA,
CoordDataValue::Factor(factor),
gecko_filter),
DropShadow(offset_x, offset_y, blur_radius, ref color) => {
gecko_filter.mType = NS_STYLE_FILTER_DROP_SHADOW;
fn init_shadow(filter: &mut nsStyleFilter) -> &mut nsCSSShadowArray {
unsafe {
let ref mut union = filter.__bindgen_anon_1;
let mut shadow_array: &mut *mut nsCSSShadowArray = union.mDropShadow.as_mut();
*shadow_array = Gecko_NewCSSShadowArray(1);
&mut **shadow_array
}
}
let mut gecko_shadow = init_shadow(gecko_filter);
gecko_shadow.mArray[0].mXOffset = offset_x.0;
gecko_shadow.mArray[0].mYOffset = offset_y.0;
gecko_shadow.mArray[0].mRadius = blur_radius.0;
// mSpread is not supported in the spec, so we leave it as 0
gecko_shadow.mArray[0].mInset = false; // Not supported in spec level 1
gecko_shadow.mArray[0].mColor = match *color {
Color::RGBA(rgba) => {
gecko_shadow.mArray[0].mHasColor = true;
convert_rgba_to_nscolor(&rgba)
},
// TODO handle currentColor
// https://bugzilla.mozilla.org/show_bug.cgi?id=760345
Color::CurrentColor => 0,
};
}
}
}
}