void mitk::pa::Vector::Randomize(double xLowerLimit, double xUpperLimit, double yLowerLimit, double yUpperLimit, double zLowerLimit, double zUpperLimit, std::mt19937* rng)
{
std::uniform_real_distribution<> rangeX(xLowerLimit, xUpperLimit);
std::uniform_real_distribution<> rangeY(yLowerLimit, yUpperLimit);
std::uniform_real_distribution<> rangeZ(zLowerLimit, zUpperLimit);
m_Vector.SetElement(0, rangeX(*rng));
m_Vector.SetElement(1, rangeY(*rng));
m_Vector.SetElement(2, rangeZ(*rng));
}
void Line::moveToNextPage(BlockList& floats, double minX, double maxX,
const WTextRenderer& renderer)
{
for (unsigned i = 0; i < blocks_.size(); ++i) {
Block *b = blocks_[i];
if (b->isFloat())
Utils::erase(floats, b);
}
PageState ps;
ps.floats = floats;
ps.page = page_;
Block::clearFloats(ps);
page_ = ps.page;
floats = ps.floats;
double oldY = y_;
y_ = 0;
x_ = minX;
++page_;
BlockList blocks = blocks_;
blocks_.clear();
Range rangeX(x_, maxX);
Block::adjustAvailableWidth(y_, page_, floats, rangeX);
x_ = rangeX.start;
maxX = rangeX.end;
for (unsigned i = 0; i < blocks.size(); ++i) {
Block *b = blocks[i];
if (b->isFloat()) {
b->layoutFloat(y_, page_, floats, x_, height_, minX, maxX,
false, renderer);
reflow(b);
} else {
for (unsigned j = 0; j < b->inlineLayout.size(); ++j) {
InlineBox& ib = b->inlineLayout[j];
if (ib.y == oldY && ib.page == page_ - 1) {
if (ib.x != LEFT_MARGIN_X) {
ib.x = x_;
x_ += ib.width;
}
ib.page = page_;
ib.y = y_;
}
}
}
blocks_.push_back(b);
}
}
void Line::finish(AlignmentFlag textAlign,
BlockList& floats, double minX, double maxX,
const WTextRenderer& renderer)
{
/*
* First right-trim right most text.
*/
for (unsigned i = 0; i < blocks_.size(); ++i) {
Block *b = blocks_[blocks_.size() - 1 - i];
if (!b->isFloat()) {
if (b->type() != DomElement_LI && b->isText()) {
bool done = false;
for (unsigned j = 0; j < b->inlineLayout.size(); ++j) {
InlineBox& ib = b->inlineLayout[b->inlineLayout.size() - 1 - j];
if (ib.utf8Count > 0) {
char lastChar = b->text()[ib.utf8Pos + ib.utf8Count - 1];
if (Block::isWhitespace(lastChar)) {
--ib.utf8Count;
ib.width -= ib.whitespaceWidth;
}
done = true;
break;
}
}
if (done)
break;
} else
break;
}
}
Range rangeX(minX, maxX);
Block::adjustAvailableWidth(y_, page_, floats, rangeX);
/* Compute total width and total white space width */
double whitespace = 0;
double content = 0;
std::vector<InlineBox *> boxes;
for (unsigned i = 0; i < blocks_.size(); ++i) {
Block *b = blocks_[i];
if (b->isFloat())
b->layoutFloat(y_ + height_, page_, floats,
minX, 0, minX, maxX, false, renderer);
else {
for (unsigned j = 0; j < b->inlineLayout.size(); ++j) {
InlineBox& ib = b->inlineLayout[j];
if (ib.y == y_ && ib.page == page_) {
std::string va = b->cssProperty(PropertyStyleVerticalAlign);
if (va == "top")
ib.y = y_;
else if (va == "bottom")
ib.y = y_ + height_ - ib.height;
else
ib.y += baseline_ - ib.baseline;
if (ib.x != LEFT_MARGIN_X) {
boxes.push_back(&ib);
content += ib.width;
ib.whitespaceCount = 0;
if (b->isText()) {
for (int k = 0; k < ib.utf8Count; ++k) {
if (Block::isWhitespace(b->text()[ib.utf8Pos + k]))
++ib.whitespaceCount;
}
content -= ib.whitespaceWidth * ib.whitespaceCount;
whitespace += ib.whitespaceWidth * ib.whitespaceCount;
}
} else {
/* Positioned in the margin */
ib.x = rangeX.start - ib.width;
}
}
}
}
}
double spaceFactor = 1.0;
switch (textAlign) {
case AlignLeft:
break;
case AlignRight:
rangeX.start = rangeX.end - content - whitespace;
break;
case AlignCenter:
rangeX.start += (rangeX.end - rangeX.start - content - whitespace)/2;
break;
case AlignJustify:
if (!lineBreak_) {
double remaining = rangeX.end - rangeX.start - content;
if (whitespace > 0)
spaceFactor = remaining / whitespace;
}
break;
default:
LOG_ERROR("unsupported text-align attribute: " << (int)textAlign);
}
double x = rangeX.start;
for (unsigned i = 0; i < boxes.size(); ++i) {
InlineBox& ib = *boxes[i];
ib.x = x;
double contentWidth = ib.width - ib.whitespaceWidth * ib.whitespaceCount;
ib.whitespaceWidth *= spaceFactor;
ib.width = contentWidth + ib.whitespaceWidth * ib.whitespaceCount;
x += ib.width;
}
blocks_.clear();
}
