screenshot_taker.h revision 5821806d5e7f356e8fa4b058a389a808ea183019
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 CHROME_BROWSER_UI_ASH_SCREENSHOT_TAKER_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define CHROME_BROWSER_UI_ASH_SCREENSHOT_TAKER_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ash/screenshot_delegate.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/basictypes.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/compiler_specific.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/time.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/compositor/layer.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace aura { 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class Window; 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace aura 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class ScreenshotTaker : public ash::ScreenshotDelegate { 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ScreenshotTaker(); 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~ScreenshotTaker(); 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Overridden from ash::ScreenshotDelegate: 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void HandleTakeScreenshotForAllRootWindows() OVERRIDE; 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void HandleTakePartialScreenshot(aura::Window* window, 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Rect& rect) OVERRIDE; 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool CanTakeScreenshot() OVERRIDE; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Flashes the screen to provide visual feedback that a screenshot has 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // been taken. 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void DisplayVisualFeedback(const gfx::Rect& rect); 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Closes the visual feedback layer. 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void CloseVisualFeedbackLayer(); 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The timestamp when the screenshot task was issued last time. 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Time last_screenshot_timestamp_; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The flashing effect of the screen for the visual feedback when taking a 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // screenshot. 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<ui::Layer> visual_feedback_layer_; 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(ScreenshotTaker); 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // CHROME_BROWSER_UI_ASH_SCREENSHOT_TAKER_H_ 48