1/*
2 * Copyright 2014 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7#include "SkOpEdgeBuilder.h"
8#include "SkPathOpsCommon.h"
9
10bool TightBounds(const SkPath& path, SkRect* result) {
11    // turn path into list of segments
12    SkTArray<SkOpContour> contours;
13    SkOpEdgeBuilder builder(path, contours);
14    if (!builder.finish()) {
15        return false;
16    }
17    SkTArray<SkOpContour*, true> contourList;
18    MakeContourList(contours, contourList, false, false);
19    SkOpContour** currentPtr = contourList.begin();
20    result->setEmpty();
21    if (!currentPtr) {
22        return true;
23    }
24    SkOpContour** listEnd = contourList.end();
25    SkOpContour* current = *currentPtr++;
26    SkPathOpsBounds bounds = current->bounds();
27    while (currentPtr != listEnd) {
28        current = *currentPtr++;
29        bounds.add(current->bounds());
30    }
31    *result = bounds;
32    return true;
33}
34