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svg_loader: Support percentage unit of dash-array

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Refers to the diagonal length of the viewport.
https://www.w3.org/TR/SVG2/coords.html#Units
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JunsuChoi 2021-07-06 10:39:00 +09:00 • committed by JunsuChoi
parent 1e1f232016
commit ea3d79f5f3
1 changed files with 6 additions and 4 deletions
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10
src/loaders/svg/tvgSvgLoader.cpp
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@ -244,7 +244,7 @@ _PARSE_TAG(FillRule, fillRule, FillRule, fillRuleTags, FillRule::Winding)
* https://www.w3.org/TR/SVG/painting.html
*/
static inline void
_parseDashArray(const char *str, SvgDash* dash)
_parseDashArray(SvgLoaderData* loader, const char *str, SvgDash* dash)
{
if (!strncmp(str, "none", 4)) return;
@ -257,7 +257,9 @@ _parseDashArray(const char *str, SvgDash* dash)
if (parsedValue <= 0.0f) break;
if (*end == '%') {
++end;
//TODO: multiply percentage value
//Refers to the diagonal length of the viewport.
//https://www.w3.org/TR/SVG2/coords.html#Units
parsedValue = (sqrt(pow(loader->svgParse->global.w, 2) + pow(loader->svgParse->global.h, 2)) / sqrt(2.0f)) * (parsedValue / 100.0f);
}
(*dash).array.push(parsedValue);
str = end;
@ -815,10 +817,10 @@ static void _handleStrokeOpacityAttr(TVG_UNUSED SvgLoaderData* loader, SvgNode*
node->style->stroke.opacity = _toOpacity(value);
}
static void _handleStrokeDashArrayAttr(TVG_UNUSED SvgLoaderData* loader, SvgNode* node, const char* value)
static void _handleStrokeDashArrayAttr(SvgLoaderData* loader, SvgNode* node, const char* value)
{
node->style->stroke.flags = (SvgStrokeFlags)((int)node->style->stroke.flags | (int)SvgStrokeFlags::Dash);
_parseDashArray(value, &node->style->stroke.dash);
_parseDashArray(loader, value, &node->style->stroke.dash);
}
static void _handleStrokeWidthAttr(SvgLoaderData* loader, SvgNode* node, const char* value)