align top and bounds computations

src/pathops/SkPathOpsBounds.cpp

-/*
- * Copyright 2012 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-#include "SkPathOpsBounds.h"
-#include "SkPathOpsConic.h"
-#include "SkPathOpsCubic.h"
-#include "SkPathOpsLine.h"
-#include "SkPathOpsQuad.h"
-
-void SkPathOpsBounds::setConicBounds(const SkPoint a[3], SkScalar weight) {
-    SkDConic conic;
-    conic.set(a, weight);
-    SkDRect dRect;
-    dRect.setBounds(conic);
-    set(SkDoubleToScalar(dRect.fLeft), SkDoubleToScalar(dRect.fTop),
-            SkDoubleToScalar(dRect.fRight), SkDoubleToScalar(dRect.fBottom));
-}
-
-void SkPathOpsBounds::setCubicBounds(const SkPoint a[4], SkScalar ) {
-    SkDCubic cubic;
-    cubic.set(a);
-    SkDRect dRect;
-    dRect.setBounds(cubic);
-    set(SkDoubleToScalar(dRect.fLeft), SkDoubleToScalar(dRect.fTop),
-            SkDoubleToScalar(dRect.fRight), SkDoubleToScalar(dRect.fBottom));
-}
-
-void SkPathOpsBounds::setLineBounds(const SkPoint a[2], SkScalar ) {
-    setPointBounds(a[0]);
-    add(a[1]);
-}
-
-void SkPathOpsBounds::setQuadBounds(const SkPoint a[3], SkScalar ) {
-    SkDQuad quad;
-    quad.set(a);
-    SkDRect dRect;
-    dRect.setBounds(quad);
-    set(SkDoubleToScalar(dRect.fLeft), SkDoubleToScalar(dRect.fTop),
-            SkDoubleToScalar(dRect.fRight), SkDoubleToScalar(dRect.fBottom));
-}
-
-void (SkPathOpsBounds::* const SetCurveBounds[])(const SkPoint[], SkScalar weight) = {
-    NULL,
-    &SkPathOpsBounds::setLineBounds,
-    &SkPathOpsBounds::setQuadBounds,
-    &SkPathOpsBounds::setConicBounds,
-    &SkPathOpsBounds::setCubicBounds
-};