本文整理汇总了C++中TextRun::disableRoundingHacks方法的典型用法代码示例。如果您正苦于以下问题：C++ TextRun::disableRoundingHacks方法的具体用法？C++ TextRun::disableRoundingHacks怎么用？C++ TextRun::disableRoundingHacks使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TextRun的用法示例。
在下文中一共展示了TextRun::disableRoundingHacks方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: paintObject
void RenderFileUploadControl::paintObject(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
{
if (style()->visibility() != VISIBLE)
return;
// Push a clip.
GraphicsContextStateSaver stateSaver(*paintInfo.context, false);
if (paintInfo.phase == PaintPhaseForeground || paintInfo.phase == PaintPhaseChildBlockBackgrounds) {
LayoutRect clipRect(paintOffset.x() + borderLeft(), paintOffset.y() + borderTop(),
width() - borderLeft() - borderRight(), height() - borderBottom() - borderTop() + buttonShadowHeight);
if (clipRect.isEmpty())
return;
stateSaver.save();
paintInfo.context->clip(clipRect);
}
if (paintInfo.phase == PaintPhaseForeground) {
const String& displayedFilename = fileTextValue();
const Font& font = style()->font();
TextRun textRun = constructTextRun(this, font, displayedFilename, style(), TextRun::AllowTrailingExpansion, RespectDirection | RespectDirectionOverride);
textRun.disableRoundingHacks();
// Determine where the filename should be placed
LayoutUnit contentLeft = paintOffset.x() + borderLeft() + paddingLeft();
HTMLInputElement* button = uploadButton();
if (!button)
return;
HTMLInputElement* input = static_cast<HTMLInputElement*>(node());
LayoutUnit buttonWidth = nodeWidth(button);
LayoutUnit buttonAndIconWidth = buttonWidth + afterButtonSpacing
+ (input->icon() ? iconWidth + iconFilenameSpacing : 0);
LayoutUnit textX;
if (style()->isLeftToRightDirection())
textX = contentLeft + buttonAndIconWidth;
else
textX = contentLeft + contentWidth() - buttonAndIconWidth - font.width(textRun);
// We want to match the button's baseline
RenderButton* buttonRenderer = toRenderButton(button->renderer());
// FIXME: Make this work with transforms.
LayoutUnit textY = buttonRenderer->absoluteBoundingBoxRectIgnoringTransforms().y()
+ buttonRenderer->baselinePosition(AlphabeticBaseline, true, HorizontalLine, PositionOnContainingLine);
paintInfo.context->setFillColor(style()->visitedDependentColor(CSSPropertyColor), style()->colorSpace());
// Draw the filename
paintInfo.context->drawBidiText(font, textRun, LayoutPoint(textX, textY));
if (input->icon()) {
// Determine where the icon should be placed
LayoutUnit iconY = paintOffset.y() + borderTop() + paddingTop() + (contentHeight() - iconHeight) / 2;
LayoutUnit iconX;
if (style()->isLeftToRightDirection())
iconX = contentLeft + buttonWidth + afterButtonSpacing;
else
iconX = contentLeft + contentWidth() - buttonWidth - afterButtonSpacing - iconWidth;
// Draw the file icon
input->icon()->paint(paintInfo.context, LayoutRect(iconX, iconY, iconWidth, iconHeight));
}
}
// Paint the children.
RenderBlock::paintObject(paintInfo, paintOffset);
}示例2: paintObject
void RenderFileUploadControl::paintObject(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
{
if (style().visibility() != VISIBLE)
return;
// Push a clip.
GraphicsContextStateSaver stateSaver(*paintInfo.context, false);
if (paintInfo.phase == PaintPhaseForeground || paintInfo.phase == PaintPhaseChildBlockBackgrounds) {
IntRect clipRect = enclosingIntRect(LayoutRect(paintOffset.x() + borderLeft(), paintOffset.y() + borderTop(),
width() - borderLeft() - borderRight(), height() - borderBottom() - borderTop() + buttonShadowHeight));
if (clipRect.isEmpty())
return;
stateSaver.save();
paintInfo.context->clip(clipRect);
}
if (paintInfo.phase == PaintPhaseForeground) {
const String& displayedFilename = fileTextValue();
const Font& font = style().font();
TextRun textRun = constructTextRun(this, font, displayedFilename, style(), TextRun::AllowTrailingExpansion, RespectDirection | RespectDirectionOverride);
textRun.disableRoundingHacks();
#if PLATFORM(IOS)
int iconHeight = nodeHeight(uploadButton());
int iconWidth = iconHeight;
#endif
// Determine where the filename should be placed
LayoutUnit contentLeft = paintOffset.x() + borderLeft() + paddingLeft();
HTMLInputElement* button = uploadButton();
if (!button)
return;
LayoutUnit buttonWidth = nodeWidth(button);
LayoutUnit buttonAndIconWidth = buttonWidth + afterButtonSpacing
+ (inputElement().icon() ? iconWidth + iconFilenameSpacing : 0);
LayoutUnit textX;
if (style().isLeftToRightDirection())
textX = contentLeft + buttonAndIconWidth;
else
textX = contentLeft + contentWidth() - buttonAndIconWidth - font.width(textRun);
LayoutUnit textY = 0;
// We want to match the button's baseline
// FIXME: Make this work with transforms.
if (RenderButton* buttonRenderer = toRenderButton(button->renderer()))
textY = paintOffset.y() + borderTop() + paddingTop() + buttonRenderer->baselinePosition(AlphabeticBaseline, true, HorizontalLine, PositionOnContainingLine);
else
textY = baselinePosition(AlphabeticBaseline, true, HorizontalLine, PositionOnContainingLine);
paintInfo.context->setFillColor(style().visitedDependentColor(CSSPropertyColor), style().colorSpace());
// Draw the filename
paintInfo.context->drawBidiText(font, textRun, IntPoint(roundToInt(textX), roundToInt(textY)));
if (inputElement().icon()) {
// Determine where the icon should be placed
LayoutUnit iconY = paintOffset.y() + borderTop() + paddingTop() + (contentHeight() - iconHeight) / 2;
LayoutUnit iconX;
if (style().isLeftToRightDirection())
iconX = contentLeft + buttonWidth + afterButtonSpacing;
else
iconX = contentLeft + contentWidth() - buttonWidth - afterButtonSpacing - iconWidth;
#if PLATFORM(IOS)
if (RenderButton* buttonRenderer = toRenderButton(button->renderer())) {
// Draw the file icon and decorations.
IntRect iconRect(iconX, iconY, iconWidth, iconHeight);
RenderTheme::FileUploadDecorations decorationsType = inputElement().files()->length() == 1 ? RenderTheme::SingleFile : RenderTheme::MultipleFiles;
theme().paintFileUploadIconDecorations(*this, *buttonRenderer, paintInfo, iconRect, inputElement().icon(), decorationsType);
}
#else
// Draw the file icon
inputElement().icon()->paint(paintInfo.context, IntRect(roundToInt(iconX), roundToInt(iconY), iconWidth, iconHeight));
#endif
}
}
// Paint the children.
RenderBlockFlow::paintObject(paintInfo, paintOffset);
}示例3: widthForCharacter
float RenderMathMLOperator::widthForCharacter(UChar character) const
{
TextRun textRun = constructTextRun(const_cast<RenderMathMLOperator*>(this), style()->font(), &character, 1, style());
textRun.disableRoundingHacks();
return style()->font().width(textRun);
}