src/third_party/WebKit/Source/core/css/MediaValuesDynamic.cpp

   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 "config.h"
   6 #include "core/css/MediaValuesDynamic.h"
   7
   8 #include "core/css/CSSHelper.h"
   9 #include "core/css/CSSPrimitiveValue.h"
  10 #include "core/css/CSSToLengthConversionData.h"
  11 #include "core/dom/Document.h"
  12 #include "core/frame/LocalFrame.h"
  13
  14 namespace WebCore {
  15
  16 PassRefPtr<MediaValues> MediaValuesDynamic::create(LocalFrame* frame)
  17 {
  18     return adoptRef(new MediaValuesDynamic(frame));
  19 }
  20
  21 MediaValuesDynamic::MediaValuesDynamic(LocalFrame* frame)
  22     : m_frame(frame)
  23 {
  24     ASSERT(m_frame);
  25 }
  26
  27 PassRefPtr<MediaValues> MediaValuesDynamic::copy() const
  28 {
  29     return adoptRef(new MediaValuesDynamic(m_frame));
  30 }
  31
  32 bool MediaValuesDynamic::computeLength(double value, CSSPrimitiveValue::UnitTypes type, int& result) const
  33 {
  34     return MediaValues::computeLength(value,
  35         type,
  36         calculateDefaultFontSize(m_frame),
  37         calculateViewportWidth(m_frame),
  38         calculateViewportHeight(m_frame),
  39         result);
  40 }
  41
  42 bool MediaValuesDynamic::computeLength(double value, CSSPrimitiveValue::UnitTypes type, double& result) const
  43 {
  44     return MediaValues::computeLength(value,
  45         type,
  46         calculateDefaultFontSize(m_frame),
  47         calculateViewportWidth(m_frame),
  48         calculateViewportHeight(m_frame),
  49         result);
  50 }
  51
  52 bool MediaValuesDynamic::isSafeToSendToAnotherThread() const
  53 {
  54     return false;
  55 }
  56
  57 int MediaValuesDynamic::viewportWidth() const
  58 {
  59     return calculateViewportWidth(m_frame);
  60 }
  61
  62 int MediaValuesDynamic::viewportHeight() const
  63 {
  64     return calculateViewportHeight(m_frame);
  65 }
  66
  67 int MediaValuesDynamic::deviceWidth() const
  68 {
  69     return calculateDeviceWidth(m_frame);
  70 }
  71
  72 int MediaValuesDynamic::deviceHeight() const
  73 {
  74     return calculateDeviceHeight(m_frame);
  75 }
  76
  77 float MediaValuesDynamic::devicePixelRatio() const
  78 {
  79     return calculateDevicePixelRatio(m_frame);
  80 }
  81
  82 int MediaValuesDynamic::colorBitsPerComponent() const
  83 {
  84     return calculateColorBitsPerComponent(m_frame);
  85 }
  86
  87 int MediaValuesDynamic::monochromeBitsPerComponent() const
  88 {
  89     return calculateMonochromeBitsPerComponent(m_frame);
  90 }
  91
  92 MediaValues::PointerDeviceType MediaValuesDynamic::pointer() const
  93 {
  94     return calculateLeastCapablePrimaryPointerDeviceType(m_frame);
  95 }
  96
  97 bool MediaValuesDynamic::threeDEnabled() const
  98 {
  99     return calculateThreeDEnabled(m_frame);
 100 }
 101
 102 bool MediaValuesDynamic::scanMediaType() const
 103 {
 104     return calculateScanMediaType(m_frame);
 105 }
 106
 107 bool MediaValuesDynamic::screenMediaType() const
 108 {
 109     return calculateScreenMediaType(m_frame);
 110 }
 111
 112 bool MediaValuesDynamic::printMediaType() const
 113 {
 114     return calculatePrintMediaType(m_frame);
 115 }
 116
 117 bool MediaValuesDynamic::strictMode() const
 118 {
 119     return calculateStrictMode(m_frame);
 120 }
 121
 122 Document* MediaValuesDynamic::document() const
 123 {
 124     return m_frame->document();
 125 }
 126
 127 bool MediaValuesDynamic::hasValues() const
 128 {
 129     return m_frame;
 130 }
 131
 132 } // namespace