15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef ASH_WM_RESIZE_SHADOW_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define ASH_WM_RESIZE_SHADOW_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/basictypes.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/scoped_ptr.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace aura { 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Window; 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace gfx { 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Rect; 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ui { 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Layer; 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace views { 212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace corewm { 222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class ImageGrid; 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ash { 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace internal { 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A class to render the resize edge effect when the user moves their mouse 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// over a sizing edge. This is just a visual effect; the actual resize is 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// handled by the EventFilter. 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class ResizeShadow { 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ResizeShadow(); 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ~ResizeShadow(); 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Initializes the resize effect layers for a given |window|. 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Init(aura::Window* window); 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Shows resize effects for one or more edges based on a |hit_test| code, such 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // as HTRIGHT or HTBOTTOMRIGHT. 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void ShowForHitTest(int hit_test); 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Hides all resize effects. 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Hide(); 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Updates the effect positions based on the |bounds| of the window. 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Layout(const gfx::Rect& bounds); 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 504311e82a78ceafbe0585f51d4c8a86df9f21aa0dBen Murdoch int GetLastHitTestForTest() const { 514311e82a78ceafbe0585f51d4c8a86df9f21aa0dBen Murdoch return last_hit_test_; 524311e82a78ceafbe0585f51d4c8a86df9f21aa0dBen Murdoch } 534311e82a78ceafbe0585f51d4c8a86df9f21aa0dBen Murdoch 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Images for the shadow effect. 562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_ptr<views::corewm::ImageGrid> image_grid_; 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Hit test value from last call to ShowForHitTest(). Used to prevent 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // repeatedly triggering the same animations for the same hit. 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int last_hit_test_; 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(ResizeShadow); 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace internal 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace ash 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // ASH_WM_RESIZE_SHADOW_H_ 69