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issue #908 - implement missing parts of CSS mask

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yami 2018-12-16 16:17:20 +01:00 • committed by Roy Tam
commit b5376e63c5
28 changed files with 574 additions and 449 deletions
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47
layout/style/nsStyleConsts.h
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@ -134,16 +134,35 @@ enum class StyleClear : uint8_t {
Max = 13 // Max = (Both | Line)
};
// clip-path geometry box
enum class StyleClipPathGeometryBox : uint8_t {
NoBox,
// Define geometry box for clip-path's reference-box, background-clip,
// background-origin, mask-clip and mask-origin.
enum class StyleGeometryBox : uint8_t {
Content,
Padding,
Border,
Margin,
Fill,
Stroke,
View,
Margin, // XXX Bug 1260094 comment 9.
// Although margin-box is required by mask-origin and mask-clip, we
// do not implement that due to lack of support in other browsers.
// clip-path reference-box only.
Fill, // mask-clip, mask-origin and clip-path reference-box only.
Stroke, // mask-clip, mask-origin and clip-path reference-box only.
View, // mask-clip, mask-origin and clip-path reference-box only.
NoClip, // mask-clip only.
Text, // background-clip only.
NoBox, // Depending on which kind of element this style value applied on,
// the default value of a reference-box can be different.
// For an HTML element, the default value of reference-box is
// border-box; for an SVG element, the default value is fill-box.
// Since we can not determine the default value at parsing time,
// set it as NoBox so that we make a decision later.
// clip-path reference-box only.
MozAlmostPadding = 127 // A magic value that we use for our "pretend that
// background-clip is 'padding' when we have a solid
// border" optimization. This isn't actually equal
// to StyleGeometryBox::Padding because using that
// causes antialiasing seams between the background
// and border.
// background-clip only.
};
// fill-rule
@ -359,14 +378,6 @@ enum class FillMode : uint32_t;
#define NS_STYLE_IMAGELAYER_ATTACHMENT_FIXED 1
#define NS_STYLE_IMAGELAYER_ATTACHMENT_LOCAL 2
// See nsStyleImageLayers
// Code depends on these constants having the same values as IMAGELAYER_ORIGIN_*
#define NS_STYLE_IMAGELAYER_CLIP_BORDER 0
#define NS_STYLE_IMAGELAYER_CLIP_PADDING 1
#define NS_STYLE_IMAGELAYER_CLIP_CONTENT 2
// One extra constant which does not exist in IMAGELAYER_ORIGIN_*
#define NS_STYLE_IMAGELAYER_CLIP_TEXT 3
// A magic value that we use for our "pretend that background-clip is
// 'padding' when we have a solid border" optimization. This isn't
// actually equal to NS_STYLE_IMAGELAYER_CLIP_PADDING because using that
@ -374,12 +385,6 @@ enum class FillMode : uint32_t;
// is a backend-only value.
#define NS_STYLE_IMAGELAYER_CLIP_MOZ_ALMOST_PADDING 127
// See nsStyleImageLayers
// Code depends on these constants having the same values as BG_CLIP_*
#define NS_STYLE_IMAGELAYER_ORIGIN_BORDER 0
#define NS_STYLE_IMAGELAYER_ORIGIN_PADDING 1
#define NS_STYLE_IMAGELAYER_ORIGIN_CONTENT 2
// See nsStyleImageLayers
// The parser code depends on |ing these values together.
#define NS_STYLE_IMAGELAYER_POSITION_CENTER (1<<0)