1/*
2 * Copyright 2010 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
8#ifndef GrRect_DEFINED
9#define GrRect_DEFINED
10
11#include "SkTypes.h"
12#include "SkRect.h"
13
14struct GrIRect16 {
15    int16_t fLeft, fTop, fRight, fBottom;
16
17    static GrIRect16 SK_WARN_UNUSED_RESULT MakeEmpty() {
18        GrIRect16 r;
19        r.setEmpty();
20        return r;
21    }
22
23    int width() const { return fRight - fLeft; }
24    int height() const { return fBottom - fTop; }
25    int area() const { return this->width() * this->height(); }
26    bool isEmpty() const { return fLeft >= fRight || fTop >= fBottom; }
27
28    void setEmpty() { memset(this, 0, sizeof(*this)); }
29
30    void set(const SkIRect& r) {
31        fLeft   = SkToS16(r.fLeft);
32        fTop    = SkToS16(r.fTop);
33        fRight  = SkToS16(r.fRight);
34        fBottom = SkToS16(r.fBottom);
35    }
36};
37
38#endif
39