LimeReport/limereport/items/lrverticallayout.cpp
2019-02-06 18:41:56 +03:00

200 lines
6.6 KiB
C++

#include "lrverticallayout.h"
#include "lrbasedesignintf.h"
#include "lrdesignelementsfactory.h"
const QString xmlTag = "VLayout";
namespace {
LimeReport::BaseDesignIntf *createVLayout(QObject *owner, LimeReport::BaseDesignIntf *parent)
{
return new LimeReport::VerticalLayout(owner, parent);
}
bool VARIABLE_IS_NOT_USED registred = LimeReport::DesignElementsFactory::instance().registerCreator(
xmlTag,
LimeReport::ItemAttribs(QObject::tr("VLayout"), LimeReport::Const::bandTAG),
createVLayout
);
}
namespace LimeReport{
bool verticalLessThen(BaseDesignIntf *c1, BaseDesignIntf* c2){
return c1->pos().y()<c2->pos().y();
}
VerticalLayout::VerticalLayout(QObject* owner, QGraphicsItem* parent)
: AbstractLayout(xmlTag, owner, parent)
{}
VerticalLayout::~VerticalLayout()
{}
BaseDesignIntf* VerticalLayout::createSameTypeItem(QObject* owner, QGraphicsItem* parent)
{
return new LimeReport::VerticalLayout(owner, parent);
}
void VerticalLayout::updateLayoutSize()
{
int spaceBorder = (borderLines() != 0) ? borderLineSize() : 0;
int h = spaceBorder*2;
qreal w = 0;
int visibleItemCount = 0;
foreach(BaseDesignIntf* item, layoutsChildren()){
if (item->isEmpty() && hideEmptyItems()) item->setVisible(false);
if (item->isVisible()){
if (w < item->width()) w = item->width();
h+=item->height();
visibleItemCount++;
}
}
if (w>0) setWidth(w+spaceBorder*2);
setHeight(h + layoutSpacingMM() *(visibleItemCount-1));
}
void VerticalLayout::relocateChildren()
{
int spaceBorder = (borderLines() != 0) ? borderLineSize() : 0;
if (layoutsChildren().count() < childItems().size() - 1){
layoutsChildren().clear();
foreach (BaseDesignIntf* item, childBaseItems()) {
layoutsChildren().append(item);
}
}
qSort(layoutsChildren().begin(),layoutsChildren().end(), verticalLessThen);
qreal curY = spaceBorder;
setIsRelocating(true);
foreach (BaseDesignIntf* item, layoutsChildren()) {
if (item->isVisible() || itemMode() == DesignMode){
item->setPos(spaceBorder, curY);
curY+=item->height() + layoutSpacingMM();
item->setWidth(width() - (spaceBorder * 2));
}
}
setIsRelocating(false);
}
bool VerticalLayout::canBeSplitted(int height) const
{
if (childItems().isEmpty()) return false;
BaseDesignIntf* item = dynamic_cast<BaseDesignIntf*>(childItems().at(0));
if (item){
if (item->height() > height )
return item->canBeSplitted(height);
else return true;
}
return false;
}
BaseDesignIntf* VerticalLayout::cloneUpperPart(int height, QObject* owner, QGraphicsItem* parent)
{
VerticalLayout* upperPart = dynamic_cast<VerticalLayout*>(createSameTypeItem(owner,parent));
upperPart->initFromItem(this);
foreach(BaseDesignIntf* item, childBaseItems()){
if ((item->geometry().bottom() <= height) ){
item->cloneItem(item->itemMode(),upperPart,upperPart);
} else {
if ((item->geometry().top() < height) && ( item->geometry().bottom() > height)){
int sliceHeight = height - item->geometry().top();
if (item->isSplittable() && item->canBeSplitted(sliceHeight)){
item->cloneUpperPart(sliceHeight,upperPart,upperPart);
}
}
}
}
upperPart->setHeight(height);
return upperPart;
}
BaseDesignIntf* VerticalLayout::cloneBottomPart(int height, QObject* owner, QGraphicsItem* parent)
{
VerticalLayout* bottomPart = dynamic_cast<VerticalLayout*>(createSameTypeItem(owner,parent));
bottomPart->initFromItem(this);
foreach(BaseDesignIntf* item,childBaseItems()){
if ((item->geometry().top() < height) && ( item->geometry().bottom() > height )){
int sliceHeight = height - item->geometry().top();
if (item->canBeSplitted(sliceHeight)){
BaseDesignIntf* tmpItem = item->cloneBottomPart(sliceHeight, bottomPart, bottomPart);
tmpItem->setPos(tmpItem->pos().x(),0);
tmpItem->setHeight(sliceHeight);
} else {
item->cloneItem(item->itemMode(), bottomPart, bottomPart);
item->setPos(item->pos().x(), 0);
}
} else {
if (item->geometry().top() >= height){
BaseDesignIntf* tmpItem = item->cloneItem(item->itemMode(), bottomPart, bottomPart);
tmpItem->setPos(item->pos().x(), item->pos().y() - height);
}
}
}
int currentHeight = 0;
if (!bottomPart->isEmpty()){
foreach (BaseDesignIntf* item, bottomPart->childBaseItems()) {
currentHeight+=item->height();
}
bottomPart->setHeight(currentHeight);
}
return bottomPart;
}
void VerticalLayout::sortChildren()
{
qSort(layoutsChildren().begin(),layoutsChildren().end(),verticalLessThen);
}
void VerticalLayout::divideSpace()
{
setIsRelocating(true);
qreal itemsSumSize = 0;
int visibleItemsCount = 0;
int spaceBorder = (borderLines() != 0) ? borderLineSize() : 0;
foreach(BaseDesignIntf* item, layoutsChildren()){
if (item->isVisible() || itemMode() == DesignMode ){
itemsSumSize += item->height();
visibleItemsCount++;
}
}
itemsSumSize += layoutSpacingMM() * (visibleItemsCount - 1);
qreal delta = (height() - (itemsSumSize+spaceBorder*2)) / (visibleItemsCount!=0 ? visibleItemsCount : 1);
for (int i=0; i<layoutsChildren().size(); ++i){
if (layoutsChildren()[i]->isVisible() || itemMode() == DesignMode)
layoutsChildren()[i]->setHeight(layoutsChildren()[i]->height()+delta);
if ((i+1)<layoutsChildren().size())
if (layoutsChildren()[i+1]->isVisible() || itemMode() == DesignMode)
layoutsChildren()[i+1]->setPos(layoutsChildren()[i+1]->pos().x(), layoutsChildren()[i+1]->pos().y()+delta*(i+1));
}
setIsRelocating(false);
}
void VerticalLayout::placeItemInLayout(BaseDesignIntf* item)
{
if (layoutsChildren().count() > 0)
item->setPos(0, layoutsChildren().last()->pos().y() + layoutsChildren().last()->height());
else
item->setPos(0, 0);
}
void VerticalLayout::insertItemInLayout(BaseDesignIntf* item)
{
foreach (BaseDesignIntf* child, childBaseItems()) {
if (child->pos() == item->pos()){
int index = layoutsChildren().indexOf(child)-1;
layoutsChildren().insert(index, item);
child->setPos(0, item->pos().y()+item->height());
break;
}
}
}
} // namespace LimeReport