Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=2 et sw=2 tw=78: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : /*
       8             :  * an object that stores the result of determining whether a style struct that
       9             :  * was computed can be cached in the rule tree, and if so, what the cache
      10             :  * key is
      11             :  */
      12             : 
      13             : #include "RuleNodeCacheConditions.h"
      14             : 
      15             : #include "nsStyleContext.h"
      16             : #include "WritingModes.h"
      17             : 
      18             : using namespace mozilla;
      19             : 
      20             : bool
      21          50 : RuleNodeCacheConditions::Matches(nsStyleContext* aStyleContext) const
      22             : {
      23          50 :   MOZ_ASSERT(Cacheable());
      24          53 :   if ((mBits & eHaveFontSize) &&
      25           3 :       mFontSize != aStyleContext->StyleFont()->mFont.size) {
      26           0 :     return false;
      27             :   }
      28         197 :   if ((mBits & eHaveWritingMode) &&
      29         191 :       (GetWritingMode() != WritingMode(aStyleContext).GetBits())) {
      30           0 :     return false;
      31             :   }
      32          50 :   return true;
      33             : }
      34             : 
      35             : #ifdef DEBUG
      36             : void
      37           0 : RuleNodeCacheConditions::List() const
      38             : {
      39           0 :   printf("{ ");
      40           0 :   bool first = true;
      41           0 :   if (mBits & eHaveFontSize) {
      42           0 :     printf("FontSize(%d)", mFontSize);
      43           0 :     first = false;
      44             :   }
      45           0 :   if (mBits & eHaveWritingMode) {
      46           0 :     if (!first) {
      47           0 :       printf(", ");
      48             :     }
      49           0 :     printf("WritingMode(0x%x)", GetWritingMode());
      50             :   }
      51           0 :   printf(" }");
      52           0 : }
      53             : #endif