Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(83)

Side by Side Diff: ash/wm/workspace/magnetism_matcher.h

Issue 1540753002: Switch to standard integer types in ash/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: arraysize Created 5 years ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
« no previous file with comments | « ash/wm/wm_types.cc ('k') | ash/wm/workspace/magnetism_matcher.cc » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef ASH_WM_WORKSPACE_MAGNETISM_MATCHER_H_ 5 #ifndef ASH_WM_WORKSPACE_MAGNETISM_MATCHER_H_
6 #define ASH_WM_WORKSPACE_MAGNETISM_MATCHER_H_ 6 #define ASH_WM_WORKSPACE_MAGNETISM_MATCHER_H_
7 7
8 #include <stdint.h>
9
8 #include <utility> 10 #include <utility>
9 #include <vector> 11 #include <vector>
10 12
11 #include "ash/ash_export.h" 13 #include "ash/ash_export.h"
12 #include "base/compiler_specific.h" 14 #include "base/compiler_specific.h"
13 #include "base/logging.h" 15 #include "base/logging.h"
16 #include "base/macros.h"
14 #include "base/memory/scoped_vector.h" 17 #include "base/memory/scoped_vector.h"
15 #include "ui/gfx/geometry/rect.h" 18 #include "ui/gfx/geometry/rect.h"
16 19
17 namespace ash { 20 namespace ash {
18 21
19 enum MagnetismEdge { 22 enum MagnetismEdge {
20 MAGNETISM_EDGE_TOP = 1 << 0, 23 MAGNETISM_EDGE_TOP = 1 << 0,
21 MAGNETISM_EDGE_LEFT = 1 << 1, 24 MAGNETISM_EDGE_LEFT = 1 << 1,
22 MAGNETISM_EDGE_BOTTOM = 1 << 2, 25 MAGNETISM_EDGE_BOTTOM = 1 << 2,
23 MAGNETISM_EDGE_RIGHT = 1 << 3, 26 MAGNETISM_EDGE_RIGHT = 1 << 3,
24 }; 27 };
25 28
26 const uint32 kAllMagnetismEdges = 29 const uint32_t kAllMagnetismEdges = MAGNETISM_EDGE_TOP | MAGNETISM_EDGE_LEFT |
27 MAGNETISM_EDGE_TOP | MAGNETISM_EDGE_LEFT | MAGNETISM_EDGE_BOTTOM | 30 MAGNETISM_EDGE_BOTTOM |
28 MAGNETISM_EDGE_RIGHT; 31 MAGNETISM_EDGE_RIGHT;
29 32
30 // MagnetismEdgeMatcher is used for matching a particular edge of a window. You 33 // MagnetismEdgeMatcher is used for matching a particular edge of a window. You
31 // shouldn't need to use this directly, instead use MagnetismMatcher which takes 34 // shouldn't need to use this directly, instead use MagnetismMatcher which takes
32 // care of all edges. 35 // care of all edges.
33 // MagnetismEdgeMatcher maintains a range of the visible portions of the 36 // MagnetismEdgeMatcher maintains a range of the visible portions of the
34 // edge. As ShouldAttach() is invoked the visible range is updated. 37 // edge. As ShouldAttach() is invoked the visible range is updated.
35 class MagnetismEdgeMatcher { 38 class MagnetismEdgeMatcher {
36 public: 39 public:
37 MagnetismEdgeMatcher(const gfx::Rect& bounds, MagnetismEdge edge); 40 MagnetismEdgeMatcher(const gfx::Rect& bounds, MagnetismEdge edge);
38 ~MagnetismEdgeMatcher(); 41 ~MagnetismEdgeMatcher();
(...skipping 113 matching lines...) Expand 10 before | Expand all | Expand 10 after
152 // . Create it with the bounds of the window being dragged. 155 // . Create it with the bounds of the window being dragged.
153 // . Iterate over the child windows checking if the window being dragged should 156 // . Iterate over the child windows checking if the window being dragged should
154 // attach to it using ShouldAttach(). 157 // attach to it using ShouldAttach().
155 // . Use AreEdgesObscured() to test if no other windows can match (because all 158 // . Use AreEdgesObscured() to test if no other windows can match (because all
156 // edges are completely obscured). 159 // edges are completely obscured).
157 class ASH_EXPORT MagnetismMatcher { 160 class ASH_EXPORT MagnetismMatcher {
158 public: 161 public:
159 static const int kMagneticDistance; 162 static const int kMagneticDistance;
160 163
161 // |edges| is a bitmask of MagnetismEdges to match against. 164 // |edges| is a bitmask of MagnetismEdges to match against.
162 MagnetismMatcher(const gfx::Rect& bounds, uint32 edges); 165 MagnetismMatcher(const gfx::Rect& bounds, uint32_t edges);
163 ~MagnetismMatcher(); 166 ~MagnetismMatcher();
164 167
165 // Returns true if |bounds| is close enough to the initial bounds that the two 168 // Returns true if |bounds| is close enough to the initial bounds that the two
166 // should be attached. If true is returned |edge| is set to indicates how the 169 // should be attached. If true is returned |edge| is set to indicates how the
167 // two should snap together. See description of MatchedEdge for details. 170 // two should snap together. See description of MatchedEdge for details.
168 bool ShouldAttach(const gfx::Rect& bounds, MatchedEdge* edge); 171 bool ShouldAttach(const gfx::Rect& bounds, MatchedEdge* edge);
169 172
170 // Returns true if no other matches are possible. 173 // Returns true if no other matches are possible.
171 bool AreEdgesObscured() const; 174 bool AreEdgesObscured() const;
172 175
173 private: 176 private:
174 // Sets |secondary_edge| based on whether the secondary edges should snap. 177 // Sets |secondary_edge| based on whether the secondary edges should snap.
175 void AttachToSecondaryEdge(const gfx::Rect& bounds, 178 void AttachToSecondaryEdge(const gfx::Rect& bounds,
176 MagnetismEdge edge, 179 MagnetismEdge edge,
177 SecondaryMagnetismEdge* secondary_edge) const; 180 SecondaryMagnetismEdge* secondary_edge) const;
178 181
179 // The edges to match against. 182 // The edges to match against.
180 const int32 edges_; 183 const int32_t edges_;
181 184
182 ScopedVector<MagnetismEdgeMatcher> matchers_; 185 ScopedVector<MagnetismEdgeMatcher> matchers_;
183 186
184 DISALLOW_COPY_AND_ASSIGN(MagnetismMatcher); 187 DISALLOW_COPY_AND_ASSIGN(MagnetismMatcher);
185 }; 188 };
186 189
187 } // namespace ash 190 } // namespace ash
188 191
189 #endif // ASH_WM_WORKSPACE_MAGNETISM_MATCHER_H_ 192 #endif // ASH_WM_WORKSPACE_MAGNETISM_MATCHER_H_
OLDNEW
« no previous file with comments | « ash/wm/wm_types.cc ('k') | ash/wm/workspace/magnetism_matcher.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698