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LibGfx: Add FloatPoint methods

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Adds some conversion constructors, as well as the missing arithmetic
operations.
This commit is contained in:
Matthew Olsson 2020-07-22 14:50:54 -07:00 • committed by Andreas Kling
parent 5985eac81d
commit 9cce7f57dd
4 changed files with 54 additions and 14 deletions
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30
Libraries/LibWeb/DOM/HTMLPathElement.cpp
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@ -434,25 +434,29 @@ void HTMLPathElement::paint(const SvgPaintingContext& context, Gfx::Painter& pai
#endif
switch (instruction.type) {
case PathInstructionType::Move:
case PathInstructionType::Move: {
Gfx::FloatPoint point = { data[0], data[1] };
if (absolute) {
path.move_to({ data[0], data[1] });
path.move_to(point);
} else {
ASSERT(!path.segments().is_empty());
path.move_to(Gfx::FloatPoint { data[0], data[1] } + path.segments().last().point());
path.move_to(point + path.segments().last().point());
}
break;
}
case PathInstructionType::ClosePath:
path.close();
break;
case PathInstructionType::Line:
case PathInstructionType::Line: {
Gfx::FloatPoint point = { data[0], data[1] };
if (absolute) {
path.line_to({ data[0], data[1] });
path.line_to(point);
} else {
ASSERT(!path.segments().is_empty());
path.line_to(Gfx::FloatPoint { data[0], data[1] } + path.segments().last().point());
path.line_to(point + path.segments().last().point());
}
break;
}
case PathInstructionType::HorizontalLine: {
ASSERT(!path.segments().is_empty());
auto last_point = path.segments().last().point();
@ -467,9 +471,9 @@ void HTMLPathElement::paint(const SvgPaintingContext& context, Gfx::Painter& pai
ASSERT(!path.segments().is_empty());
auto last_point = path.segments().last().point();
if (absolute) {
path.line_to(Gfx::FloatPoint{ last_point.x(), data[0] });
path.line_to(Gfx::FloatPoint { last_point.x(), data[0] });
} else {
path.line_to(Gfx::FloatPoint{ last_point.x(), data[0] + last_point.y() });
path.line_to(Gfx::FloatPoint { last_point.x(), data[0] + last_point.y() });
}
break;
}
@ -560,15 +564,19 @@ void HTMLPathElement::paint(const SvgPaintingContext& context, Gfx::Painter& pai
break;
}
case PathInstructionType::QuadraticBezierCurve:
case PathInstructionType::QuadraticBezierCurve: {
Gfx::FloatPoint through = { data[0], data[1] };
Gfx::FloatPoint point = { data[2], data[3] };
if (absolute) {
path.quadratic_bezier_curve_to({ data[0], data[1] }, { data[2], data[3] });
path.quadratic_bezier_curve_to(through, point);
} else {
ASSERT(!path.segments().is_empty());
auto last_point = path.segments().last().point();
path.quadratic_bezier_curve_to({ data[0] + last_point.x(), data[1] + last_point.y() }, { data[2] + last_point.x(), data[3] + last_point.y() });
path.quadratic_bezier_curve_to(through + last_point, point + last_point);
}
break;
}
case PathInstructionType::Curve:
case PathInstructionType::SmoothCurve:
case PathInstructionType::SmoothQuadraticBezierCurve: