widget/cocoa/MOZIconHelper.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef MOZIconHelper_h
   7 #define MOZIconHelper_h
   8
   9 #import <Cocoa/Cocoa.h>
  10
  11 #include "nsRect.h"
  12
  13 class imgIContainer;
  14
  15 namespace mozilla {
  16 class ComputedStyle;
  17 }
  18
  19 @interface MOZIconHelper : NSObject
  20
  21 // Returns an autoreleased empty NSImage.
  22 + (NSImage*)placeholderIconWithSize:(NSSize)aSize;
  23
  24 // Returns an autoreleased NSImage.
  25 + (NSImage*)iconImageFromImageContainer:(imgIContainer*)aImage
  26                                withSize:(NSSize)aSize
  27                           computedStyle:(const mozilla::ComputedStyle*)aComputedStyle
  28                                 subrect:(const nsIntRect&)aSubRect
  29                             scaleFactor:(CGFloat)aScaleFactor;
  30
  31 @end
  32
  33 #endif  // MOZIconHelper_h