1 /* 2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public License 15 * along with this library; see the file COPYING.LIB. If not, write to 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 * 19 */ 20 21 #include "config.h" 22 23 #if ENABLE(PROGRESS_TAG) 24 25 #include "AccessibilityProgressIndicator.h" 26 27 #include "FloatConversion.h" 28 #include "HTMLNames.h" 29 #include "HTMLProgressElement.h" 30 #include "RenderObject.h" 31 #include "RenderProgress.h" 32 33 namespace WebCore { 34 35 using namespace HTMLNames; 36 AccessibilityProgressIndicator(RenderProgress * renderer)37AccessibilityProgressIndicator::AccessibilityProgressIndicator(RenderProgress* renderer) 38 : AccessibilityRenderObject(renderer) 39 { 40 } 41 create(RenderProgress * renderer)42PassRefPtr<AccessibilityProgressIndicator> AccessibilityProgressIndicator::create(RenderProgress* renderer) 43 { 44 return adoptRef(new AccessibilityProgressIndicator(renderer)); 45 } 46 accessibilityIsIgnored() const47bool AccessibilityProgressIndicator::accessibilityIsIgnored() const 48 { 49 return accessibilityIsIgnoredBase() == IgnoreObject; 50 } 51 valueForRange() const52float AccessibilityProgressIndicator::valueForRange() const 53 { 54 if (element()->position() >= 0) 55 return narrowPrecisionToFloat(element()->value()); 56 // Indeterminate progress bar should return 0. 57 return 0.0f; 58 } 59 maxValueForRange() const60float AccessibilityProgressIndicator::maxValueForRange() const 61 { 62 return narrowPrecisionToFloat(element()->max()); 63 } 64 minValueForRange() const65float AccessibilityProgressIndicator::minValueForRange() const 66 { 67 return 0.0f; 68 } 69 element() const70HTMLProgressElement* AccessibilityProgressIndicator::element() const 71 { 72 return toRenderProgress(m_renderer)->progressElement(); 73 } 74 75 76 } // namespace WebCore 77 78 #endif // ENABLE(PROGRESS_TAG) 79