1ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block/* 2ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * Copyright (C) 2010 Google Inc. All rights reserved. 3ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * 4ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * Redistribution and use in source and binary forms, with or without 5ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * modification, are permitted provided that the following conditions are 6ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * met: 7ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * 8ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * * Redistributions of source code must retain the above copyright 9ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * notice, this list of conditions and the following disclaimer. 10ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * * Redistributions in binary form must reproduce the above 11ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * copyright notice, this list of conditions and the following disclaimer 12ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * in the documentation and/or other materials provided with the 13ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * distribution. 14ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * * Neither the name of Google Inc. nor the names of its 15ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * contributors may be used to endorse or promote products derived from 16ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * this software without specific prior written permission. 17ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * 18ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block */ 30ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 31ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block#include "config.h" 32ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block#include "RenderInputSpeech.h" 33ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 34ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block#if ENABLE(INPUT_SPEECH) 35ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 36ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block#include "GraphicsContext.h" 37ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block#include "HTMLNames.h" 3865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#include "PaintInfo.h" 39ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block#include "RenderBox.h" 40f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick#include "TextControlInnerElements.h" 41ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 42ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Blocknamespace WebCore { 43ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 44ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Blockstatic const float defaultControlFontPixelSize = 13; 45ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Blockstatic const float defaultSpeechButtonSize = 16; 46ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Blockstatic const float minSpeechButtonSize = 8; 47ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Blockstatic const float maxSpeechButtonSize = 40; 48ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 49ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Blockvoid RenderInputSpeech::adjustInputFieldSpeechButtonStyle(CSSStyleSelector*, RenderStyle* style, Element*) 50ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block{ 51ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block // Scale the button size based on the font size. 52ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block float fontScale = style->fontSize() / defaultControlFontPixelSize; 53ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block int speechButtonSize = lroundf(std::min(std::max(minSpeechButtonSize, defaultSpeechButtonSize * fontScale), maxSpeechButtonSize)); 54ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block style->setWidth(Length(speechButtonSize, Fixed)); 55ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block style->setHeight(Length(speechButtonSize, Fixed)); 56ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block} 57ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 58ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Blockbool RenderInputSpeech::paintInputFieldSpeechButton(RenderObject* object, const PaintInfo& paintInfo, const IntRect& rect) 59ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block{ 602daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch Element* element = object->node()->isElementNode() ? toElement(object->node()) : 0; 612daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch if (!element || !element->isInputFieldSpeechButtonElement()) 622daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch return false; 632daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch 64ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block // Get the renderer of <input> element. 65ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block Node* input = object->node()->shadowAncestorNode(); 66ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block if (!input->renderer()->isBox()) 67ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block return false; 68ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block RenderBox* inputRenderBox = toRenderBox(input->renderer()); 69ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block IntRect inputContentBox = inputRenderBox->contentBoxRect(); 70ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 71ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block // Make sure the scaled button stays square and will fit in its parent's box. 72ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block int buttonSize = std::min(inputContentBox.width(), std::min(inputContentBox.height(), rect.height())); 73ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block // Calculate button's coordinates relative to the input element. 74ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block // Center the button vertically. Round up though, so if it has to be one pixel off-center, it will 75ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block // be one pixel closer to the bottom of the field. This tends to look better with the text. 76ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block IntRect buttonRect(object->offsetFromAncestorContainer(inputRenderBox).width(), 77ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block inputContentBox.y() + (inputContentBox.height() - buttonSize + 1) / 2, 78ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block buttonSize, buttonSize); 79ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 80ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block // Compute an offset between the part renderer and the input renderer. 81ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block IntSize offsetFromInputRenderer = -(object->offsetFromAncestorContainer(inputRenderBox)); 82ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block // Move the rect into partRenderer's coords. 83ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block buttonRect.move(offsetFromInputRenderer); 84ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block // Account for the local drawing offset. 85ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block buttonRect.move(rect.x(), rect.y()); 86ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 87ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block DEFINE_STATIC_LOCAL(RefPtr<Image>, imageStateNormal, (Image::loadPlatformResource("inputSpeech"))); 88f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick DEFINE_STATIC_LOCAL(RefPtr<Image>, imageStateRecording, (Image::loadPlatformResource("inputSpeechRecording"))); 89f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick DEFINE_STATIC_LOCAL(RefPtr<Image>, imageStateWaiting, (Image::loadPlatformResource("inputSpeechWaiting"))); 90f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick 912daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch InputFieldSpeechButtonElement* speechButton = toInputFieldSpeechButtonElement(element); 92f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick Image* image = imageStateNormal.get(); 93f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick if (speechButton->state() == InputFieldSpeechButtonElement::Recording) 94f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick image = imageStateRecording.get(); 95f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick else if (speechButton->state() == InputFieldSpeechButtonElement::Recognizing) 96f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick image = imageStateWaiting.get(); 97f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick paintInfo.context->drawImage(image, object->style()->colorSpace(), buttonRect); 98ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 99ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block return false; 100ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block} 101ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 102ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block} // namespace WebCore 103ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 104ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block#endif // ENABLE(INPUT_SPEECH) 105