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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "services/view_manager/view_coordinate_conversions.h" | |
| 6 | |
| 7 #include "services/view_manager/server_view.h" | |
| 8 #include "ui/gfx/geometry/point.h" | |
| 9 #include "ui/gfx/geometry/point_conversions.h" | |
| 10 #include "ui/gfx/geometry/point_f.h" | |
| 11 #include "ui/gfx/geometry/rect.h" | |
| 12 #include "ui/gfx/geometry/vector2d.h" | |
| 13 #include "ui/gfx/geometry/vector2d_f.h" | |
| 14 | |
| 15 namespace view_manager { | |
| 16 | |
| 17 namespace { | |
| 18 | |
| 19 gfx::Vector2dF CalculateOffsetToAncestor(const ServerView* view, | |
| 20 const ServerView* ancestor) { | |
| 21 DCHECK(ancestor->Contains(view)); | |
| 22 gfx::Vector2d result; | |
| 23 for (const ServerView* v = view; v != ancestor; v = v->parent()) | |
| 24 result += v->bounds().OffsetFromOrigin(); | |
| 25 return gfx::Vector2dF(result.x(), result.y()); | |
| 26 } | |
| 27 | |
| 28 } // namespace | |
| 29 | |
| 30 gfx::Point ConvertPointBetweenViews(const ServerView* from, | |
| 31 const ServerView* to, | |
| 32 const gfx::Point& point) { | |
| 33 return gfx::ToFlooredPoint( | |
| 34 ConvertPointFBetweenViews(from, to, gfx::PointF(point.x(), point.y()))); | |
| 35 } | |
| 36 | |
| 37 gfx::PointF ConvertPointFBetweenViews(const ServerView* from, | |
| 38 const ServerView* to, | |
| 39 const gfx::PointF& point) { | |
| 40 DCHECK(from); | |
| 41 DCHECK(to); | |
| 42 if (from == to) | |
| 43 return point; | |
| 44 | |
| 45 if (from->Contains(to)) { | |
| 46 const gfx::Vector2dF offset(CalculateOffsetToAncestor(to, from)); | |
| 47 return point - offset; | |
| 48 } | |
| 49 DCHECK(to->Contains(from)); | |
| 50 const gfx::Vector2dF offset(CalculateOffsetToAncestor(from, to)); | |
| 51 return point + offset; | |
| 52 } | |
| 53 | |
| 54 gfx::Rect ConvertRectBetweenViews(const ServerView* from, | |
| 55 const ServerView* to, | |
| 56 const gfx::Rect& rect) { | |
| 57 DCHECK(from); | |
| 58 DCHECK(to); | |
| 59 if (from == to) | |
| 60 return rect; | |
| 61 | |
| 62 const gfx::Point top_left(ConvertPointBetweenViews(from, to, rect.origin())); | |
| 63 const gfx::Point bottom_right(gfx::ToCeiledPoint(ConvertPointFBetweenViews( | |
| 64 from, to, gfx::PointF(rect.right(), rect.bottom())))); | |
| 65 return gfx::Rect(top_left.x(), top_left.y(), bottom_right.x() - top_left.x(), | |
| 66 bottom_right.y() - top_left.y()); | |
| 67 } | |
| 68 | |
| 69 } // namespace view_manager | |
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Chromium Code Reviews
Issue 1530333005:
Delete the ViewManager and WindowManager services. (Closed)
Base URL: git@github.com:domokit/mojo.git@cl-2c