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Finish TextPath

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Finish TextPath step two: add `dy` support
This commit is contained in:
Horcrux
2017-01-09 20:48:33 +08:00
parent 52dfe21074
commit 84ea887a06
2 changed files with 14 additions and 11 deletions
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ios/Text/RNSVGTSpan.m
+7 -7
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@@ -86,36 +86,36 @@
CTFontRef runFont = CFDictionaryGetValue(attributes, kCTFontAttributeName);
CGFloat lineStartX;
CGFloat lastX;
RNSVGGlyphPoint computedPoint;
for(CFIndex i = 0; i < runGlyphCount; i++) {
RNSVGGlyphPoint computedPoint = [self getComputedGlyphPoint:i glyphOffset:positions[i]];
computedPoint = [self getComputedGlyphPoint:i glyphOffset:positions[i]];
if (!i) {
lineStartX = computedPoint.x;
lastX = lineStartX;
}
CGPathRef letter = CTFontCreatePathForGlyph(runFont, glyphs[i], nil);
CGAffineTransform textPathTransform = [self getTextPathTransform:computedPoint.x];
if (!textPathTransform.a || !textPathTransform.d) {
return path;
break;
}
CGPathRef letter = CTFontCreatePathForGlyph(runFont, glyphs[i], nil);
CGAffineTransform transform;
if (_bezierPath) {
textPathTransform = CGAffineTransformConcat(CGAffineTransformMakeTranslation(0, computedPoint.y), textPathTransform);
transform = CGAffineTransformScale(textPathTransform, 1.0, -1.0);
} else {
transform = CGAffineTransformTranslate(upsideDown, computedPoint.x, -computedPoint.y);
}
CGPathAddPath(path, &transform, letter);
lastX += CGPathGetBoundingBox(letter).size.width;
CGPathRelease(letter);
}
[self getTextRoot].lastX = lastX;
[self getTextRoot].lastX = computedPoint.x;
return path;
}