QString CompareSideBySideView::getText(SourceElementDiffOperation *source, const EDiff::KDiff state, const bool isEmpty)
{
if(isEmpty) {
return "" ;
}
QString text;
bool useText = false ;
switch(state) {
default: {
QString msg = tr("Unknown state:%1 in setup diff").arg(state);
Utils::error(msg);
CompareError(msg);
}
break;
case EDiff::ED_ADDED:
useText = true ;
break;
case EDiff::ED_MODIFIED:
useText = true ;
break;
case EDiff::ED_EQUAL:
useText = true ;
break;
case EDiff::ED_DELETED:
useText = true ;
break;
}
if(useText) {
Element *element = source->element();
switch(element->getType()) {
case Element::ET_ELEMENT:
text = QString("<%1>").arg(element->tag());
break;
case Element::ET_PROCESSING_INSTRUCTION:
text = QString("<? %1 %2 ?>").arg(element->getPITarget()).arg(element->getPIData());
break;
case Element::ET_COMMENT:
text = getElidedText(element->text);
text = QString("Comment: %1").arg(text);
break;
case Element::ET_TEXT:
text = getElidedText(element->text);
if(element->isCDATA()) {
text = QString("Text CDATA: [[%1]]").arg(text);
} else {
text = QString("Text: %1").arg(text);
}
break;
default:
break;
}
}
return text ;
}
//----------------------------------------------------------------
// calcTextBBox
//
static void
calcTextBBox(const Text & item,
BBox & bbox,
double maxWidth,
double maxHeight)
{
QFont font = item.font_;
double fontSize = item.fontSize_.get();
double supersample = item.supersample_.get();
font.setPointSizeF(fontSize * supersample);
QFontMetricsF fm(font);
QRectF maxRect(0.0, 0.0,
maxWidth * supersample,
maxHeight * supersample);
int flags = item.textFlags();
QString text = getElidedText(maxWidth * supersample, item, fm, flags);
QRectF rect = fm.boundingRect(maxRect, flags, text);
bbox.x_ = rect.x() / supersample;
bbox.y_ = rect.y() / supersample;
bbox.w_ = rect.width() / supersample;
bbox.h_ = rect.height() / supersample;
}
//----------------------------------------------------------------
// Text::TPrivate::uploadTexture
//
bool
Text::TPrivate::uploadTexture(const Text & item)
{
QRectF maxRect;
getMaxRect(item, maxRect);
double supersample = item.supersample_.get();
maxRect.setWidth(maxRect.width() * supersample);
maxRect.setHeight(maxRect.height() * supersample);
BBox bboxContent;
item.Item::get(kPropertyBBoxContent, bboxContent);
iw_ = (int)ceil(bboxContent.w_ * supersample);
ih_ = (int)ceil(bboxContent.h_ * supersample);
if (!(iw_ && ih_))
{
return true;
}
GLsizei widthPowerOfTwo = powerOfTwoGEQ<GLsizei>(iw_);
GLsizei heightPowerOfTwo = powerOfTwoGEQ<GLsizei>(ih_);
QImage img(widthPowerOfTwo, heightPowerOfTwo, QImage::Format_ARGB32);
{
const Color & color = item.color_.get();
#ifndef _WIN32
Color bg = color.transparent();
#else
const Color & bg = item.background_.get();
#endif
img.fill(QColor(bg).rgba());
QPainter painter(&img);
QFont font = item.font_;
double fontSize = item.fontSize_.get();
font.setPointSizeF(fontSize * supersample);
painter.setFont(font);
QFontMetricsF fm(font);
int flags = item.textFlags();
QString text = getElidedText(maxRect.width(), item, fm, flags);
painter.setPen(QColor(color));
painter.drawText(maxRect, flags, text);
}
// do not upload supersampled texture at full size, scale down first:
downsample_ = downsampleImage(img, supersample);
bool ok = yae::uploadTexture2D(img, texId_,
supersample == 1.0 ?
GL_NEAREST : GL_LINEAR_MIPMAP_LINEAR);
return ok;
}
