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common path: code refactoring.

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revise duplicate() method for clean & neat code.
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Hermet Park 2020-09-17 11:28:05 +09:00 • committed by GitHub
parent 538db6e881
commit 8d5e4e883d
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2 changed files with 25 additions and 27 deletions
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2
src/lib/tvgShape.cpp
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@ -52,7 +52,7 @@ unique_ptr<Shape> Shape::gen() noexcept
unique_ptr<Paint> Shape::duplicate() const noexcept
{
auto shape = Shape::gen();
shape->pImpl->duplicate(IMPL);
if (!shape->pImpl->duplicate(IMPL)) return nullptr;
return shape;
}

48
src/lib/tvgShapeImpl.h
View file

@ -163,44 +163,42 @@ struct Shape::Impl
return true;
}
void duplicate(Shape::Impl *s)
bool duplicate(Shape::Impl *src)
{
if (memcmp(color, s->color, sizeof(color))) {
memcpy(color, s->color, sizeof(color));
//Color
*color = *src->color;
flag = RenderUpdateFlag::Color;
}
if (s->path) {
//Copy Path
if (src->path) {
path = new ShapePath();
path->cmdCnt = s->path->cmdCnt;
path->ptsCnt = s->path->ptsCnt;
path->reservedCmdCnt = s->path->reservedCmdCnt;
path->reservedPtsCnt = s->path->reservedPtsCnt;
if (!path) return false;
*path = *src->path;
path->cmds = static_cast<PathCommand*>(malloc(sizeof(PathCommand) * path->reservedCmdCnt));
if (!path->cmds) return false;
memcpy(path->cmds, src->path->cmds, sizeof(PathCommand) * path->cmdCnt);
path->pts = static_cast<Point*>(malloc(sizeof(Point) * path->reservedPtsCnt));
if (!path->pts) return false;
memcpy(path->pts, src->path->pts, sizeof(Point) * path->ptsCnt);
memcpy(path->cmds, s->path->cmds, sizeof(PathCommand) * s->path->cmdCnt);
memcpy(path->pts, s->path->pts, sizeof(Point) * s->path->ptsCnt);
flag = RenderUpdateFlag::Path;
flag |= RenderUpdateFlag::Path;
}
if (s->stroke) {
//Copy Stroke
if (src->stroke) {
stroke = new ShapeStroke();
strokeCap(s->stroke->cap);
strokeColor(s->stroke->color[0], s->stroke->color[1],
s->stroke->color[2], s->stroke->color[3]);
strokeJoin(s->stroke->join);
strokeWidth(s->stroke->width);
if (s->stroke->dashPattern && s->stroke->dashCnt > 0) {
strokeDash(s->stroke->dashPattern, s->stroke->dashCnt);
}
if (!stroke) return false;
*stroke = *src->stroke;
stroke->dashPattern = static_cast<float*>(malloc(sizeof(float) * stroke->dashCnt));
memcpy(stroke->dashPattern, src->stroke->dashPattern, sizeof(float) * stroke->dashCnt);
flag |= RenderUpdateFlag::Stroke;
}
//TODO: add fill
//TODO: Copy Fill
return true;
}
};