1/*
2 * Copyright 2016 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 GrWindowRectsState_DEFINED
9#define GrWindowRectsState_DEFINED
10
11#include "src/gpu/GrWindowRectangles.h"
12
13class GrWindowRectsState {
14public:
15 enum class Mode : bool {
16 kExclusive,
17 kInclusive
18 };
19
20 GrWindowRectsState() : fMode(Mode::kExclusive) {}
21 GrWindowRectsState(const GrWindowRectangles& windows, Mode mode)
22 : fMode(mode)
23 , fWindows(windows) {
24 }
25
26 bool enabled() const { return Mode::kInclusive == fMode || !fWindows.empty(); }
27 Mode mode() const { return fMode; }
28 const GrWindowRectangles& windows() const { return fWindows; }
29 int numWindows() const { return fWindows.count(); }
30
31 void setDisabled() {
32 fMode = Mode::kExclusive;
33 fWindows.reset();
34 }
35
36 void set(const GrWindowRectangles& windows, Mode mode) {
37 fMode = mode;
38 fWindows = windows;
39 }
40
41 bool operator==(const GrWindowRectsState& that) const {
42 if (fMode != that.fMode) {
43 return false;
44 }
45 return fWindows == that.fWindows;
46 }
47 bool operator!=(const GrWindowRectsState& that) const { return !(*this == that); }
48
49private:
50 Mode fMode;
51 GrWindowRectangles fWindows;
52};
53
54#endif
55