Rtch/hpdf
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[Add] Cut/Copy/Paste.

Browse Source 
[Add] Finalized Drag&Drop
[Change] Resize after Drag&Drop
This commit is contained in:
Rtch90 2014-12-19 17:23:54 +00:00
parent 528b955d16
commit 207a5f7a0d
7 changed files with 149 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
src/pdf_file_widget.cpp
View File

@ -2,6 +2,7 @@
#include <QtGlobal>
#include "pdf_file_widget.h"
#include "pdf_page_widget.h"
#include "pdf_table_widget.h"
#define COLLAPSE_BUTTON_WIDTH 32
#define COLLAPSE_BUTTON_HEIGHT 32
@ -39,8 +40,8 @@ void PagesContainerWidget::dragEnterEvent(QDragEnterEvent* event) {
void PagesContainerWidget::dropEvent(QDropEvent* event) {
QPoint pos = event->pos();
qDebug() << "FILE DROP";
qDebug() << (pos.x() / (CHILD_AREA_SIDE_MARGIN + CHILD_AREA_WIDTH));
int page = (pos.x() / (CHILD_AREA_SIDE_MARGIN + CHILD_AREA_WIDTH));
((PDFTableWidget*)ancestor)->moveSelectedPages(event->mimeData()->text(), pageWidgets.at(page));
event->acceptProposedAction();
}
@ -86,6 +87,7 @@ PDFFileWidget::PDFFileWidget(QWidget* parent) :QFrame(parent) {
void PDFFileWidget::setAncestor(QWidget* ancestor) {
this->ancestor = ancestor;
pagesContainerWidget->setAncestor(ancestor);
connect(this, SIGNAL(fileClicked(PDFFileWidget*, QMouseEvent*)), ancestor,
SLOT(fileClicked(PDFFileWidget*, QMouseEvent*)));
}
@ -165,12 +167,19 @@ int PDFFileWidget::removeChild(PDFPageWidget* child) {
pagesContainerWidget->pageWidgets.remove(pos);
pagesContainerWidget->mainLayout->removeItem(pagesContainerWidget->mainLayout->itemAt(pos));
pagesContainerWidget->adjustSize();
return pos;
}
int PDFFileWidget::indexChild(PDFPageWidget* child) {
return pagesContainerWidget->pageWidgets.indexOf(child);
}
void PDFFileWidget::insertChildAt(PDFPageWidget* child, int pos) {
child->setFather(this);
pagesContainerWidget->mainLayout->insertWidget(pos, child);
pagesContainerWidget->pageWidgets.insert(pos, child);
pagesContainerWidget->adjustSize();
}

3
src/pdf_file_widget.h
View File

@ -30,6 +30,7 @@ public:
QHBoxLayout* mainLayout;
void addPageWidget(PDFPageWidget* image);
void setAncestor(QWidget* ancestor) {this->ancestor = ancestor; }
protected:
void dragEnterEvent(QDragEnterEvent* event);
@ -37,6 +38,7 @@ protected:
private:
int getPagesCount() const;
QWidget* ancestor;
};
class PDFFileWidget : public QFrame {
@ -49,6 +51,7 @@ public:
void setAncestor(QWidget* ancestor);
void setDocument(Poppler::Document* document, QString fileName);
int removeChild(PDFPageWidget* child);
int indexChild(PDFPageWidget* child);
void insertChildAt(PDFPageWidget* child, int pos);
void setSelected(bool select);

48
src/pdf_jam.cpp
View File

@ -54,8 +54,49 @@ bool PDFJam::removePage(int fileIndex, int numPages, int deletedPageIndex) {
pushCommand(cmd);
}
void PDFJam::movePage(int fromFileIndex, int fromPageIndex, int toFileIndex, int toPageIndex) {
void PDFJam::cutPage(int fileIndex, int numPages, int pageIndex) {
if((pageIndex < 0) || (pageIndex >= numPages)) {
return;
}
copyPage(fileIndex, numPages, pageIndex);
removePage(fileIndex, numPages, pageIndex);
}
void PDFJam::copyPage(int fileIndex, int numPages, int pageIndex) {
QString cpTmp = "cp /tmp/hpdf/%1%2.pdf /tmp/hpdf/clipboard.pdf ";
QString cmd = cpTmp.arg(QString::number(fileIndex)).arg(QString::number(pageIndex));
pushCommand(cmd);
}
void PDFJam::pastePage(int fileIndex, int numPages, int pageIndex) {
/* TODO: Check if the clipboard file exists. */
QString cmd = "";
QString mvTmp = "mv /tmp/hpdf/%1/%2.pdf /tmp/hpdf/%3/%4.pdf ";
for(int i = numPages-1; i >= pageIndex; i--) {
cmd += mvTmp.arg(QString::number(fileIndex)).arg(QString::number(i))
.arg(QString::number(fileIndex)).arg(QString::number(i+1));
if(i > pageIndex) cmd += " && ";
}
QString pasteTmp = "cp /tmp/hpdf/clipboard.pdf /tmp/hpdf/%1/%2.pdf ";
cmd += " && " + pasteTmp.arg(QString::number(fileIndex)).arg(QString::number(pageIndex));
pushCommand(cmd);
}
void PDFJam::movePage(int fromFileIndex, int fromFileNumPage, int fromPageIndex,
int toFileIndex, int toFileNumPage, int toPageIndex) {
/* TODO: Back up clipboard. */
/* If this page is moving with files update to file index. */
if(toFileIndex == fromFileIndex) {
toFileNumPage--;
if(toPageIndex > fromPageIndex)
toPageIndex--;
toPageIndex--;
}
cutPage(fromFileIndex, fromFileNumPage, fromPageIndex);
pastePage(toFileIndex, toFileNumPage, toPageIndex);
}
void PDFJam::savePageAsImage(Poppler::Page pp, QString dst, double dpi = 72) {
@ -109,9 +150,10 @@ void PDFJam::loadFile(QString fileName, int fileIndex, Poppler::Document* pd) {
pushCommand(cmd);
/* Test the backend functions. */
/*removePage(0, numPages, 5);
rotatePage(0, 5, 270);
exportFile(0, numPages-1, "/home/allanis/conco.pdf", QSize(2, 2), true, true, 1, 0);*/
movePage(0, numPages, 5, 0, numPages, 10);
/*removePage(0, numPages, 5);*/
exportFile(0, numPages, "/home/allanis/conco.pdf", QSize(2, 2), true, true, 1, 0);
/* End test. */
}

5
src/pdf_jam.h
View File

@ -16,7 +16,10 @@ public:
void loadFile(QString fileName, int, Poppler::Document*);
void exportFile(int, int, QString, QSize, bool, bool, int, int);
void savePageAsImage(Poppler::Page pp, QString dst, double);
void movePage(int fromFileIndex, int fromPageIndex, int toFileIndex, int toPageIndex);
void movePage(int, int, int, int, int, int);
void pastePage(int, int, int);
void copyPage(int, int, int);
void cutPage(int, int, int);
bool removePage(int, int, int);
bool rotatePage(int, int, int);

3
src/pdf_page_widget.h
View File

@ -21,8 +21,9 @@ public:
void setPopplerPage(Poppler::Page*);
void setAncestor(QWidget* ancestor);
void setFather(QWidget* father);
QWidget* getFather() { return father; }
QWidget* getFather(void) const { return father; }
void registerName(QString name) { path = name; }
QString getName(void) { return path; }
void setSelected(bool select);
bool isSelected(void) { return selected; }

123
src/pdf_table_widget.cpp
View File

@ -1,4 +1,5 @@
#include <QtWidgets>
#include <QtAlgorithms>
#include "pdf_table_widget.h"
#include "pdf_page_widget.h"
#include "pdf_file_widget.h"
@ -106,61 +107,97 @@ void PDFTableWidget::fileRemoveButtonClicked(PDFFileWidget* sender) {
void PDFTableWidget::pageClicked(PDFPageWidget* sender, QMouseEvent* event, QString path) {
if(event->button() == Qt::LeftButton) {
/* Handle selection. */
if(event->modifiers() != Qt::ControlModifier) {
for(int i = 0; i < selectedPages.size(); i++) {
selectedPages.at(i)->setSelected(false);
}
selectedPages.clear();
if(!sender->isSelected()) {
sender->setSelected(true);
selectedPages.append(sender);
}
} else {
if(!sender->isSelected()) {
sender->setSelected(true);
selectedPages.append(sender);
} else {
sender->setSelected(false);
selectedPages.remove(selectedPages.indexOf(sender));
}
}
/* Handle drag. */
if(selectedPages.size() > 0 && event->modifiers() != Qt::ControlModifier) {
/* Handle Drag. */
QDrag* drag = new QDrag(this);
QMimeData* mimeData = new QMimeData();
QMimeData* mimeData = new QMimeData;
mimeData->setText(path);
drag->setMimeData(mimeData);
drag->setPixmap(QPixmap(":/img/copy.png"));
drag->exec();
} else {
if(!sender->isSelected()) {
sender->setSelected(true);
PDFFileWidget* senderF = (PDFFileWidget*)sender->getFather();
int senderPID = senderF->indexChild(sender);
int senderFID = fileWidgets.indexOf(senderF);
int i = 0;
for(i = 0; i < selectedPages.size(); i++) {
PDFPageWidget* target = selectedPages.at(i);
PDFFileWidget* targetF = (PDFFileWidget*)target->getFather();
int targetPID = targetF->indexChild(target);
int targetFID = fileWidgets.indexOf(targetF);
if(targetFID == senderFID && targetFID > senderFID)
break;
if(targetFID > senderFID)
break;
}
selectedPages.insert(i, sender);
} else {
sender->setSelected(false);
selectedPages.remove(selectedPages.indexOf(sender));
}
}
}
if(event->button() == Qt::RightButton) {
for(int i = 0; i < selectedPages.size(); i++) {
selectedPages.at(i)->setSelected(false);
}
selectedPages.clear();
}
}
void PDFTableWidget::pageDropped(PDFPageWidget* sender, QDropEvent* event,
QString pathFrom, QString pathTo) {
/*
* We have dragged the page and dropped it.
* So we'll handle backend operations here.
*/
/* Frontend operations here.. */
if(pathFrom == pathTo)
return;
qDebug() << pathFrom;
qDebug() << pathTo;
PDFPageWidget* childFrom = pageChilds[pathFrom];
PDFPageWidget* childTo = pageChilds[pathTo];
PDFFileWidget* fileFrom = (PDFFileWidget*) childFrom->getFather();
PDFFileWidget* fileTo = (PDFFileWidget*) childTo->getFather();
int posFrom = fileFrom->removeChild(childFrom);
int posTo = fileTo->removeChild(childTo);
fileTo->insertChildAt(childFrom, posTo);
fileFrom->insertChildAt(childTo, posFrom);
moveSelectedPages(pathFrom, pathTo);
}
void PDFTableWidget::moveSelectedPages(QString pathFrom, PDFPageWidget* page) {
moveSelectedPages(pathFrom, page->getName());
}
void PDFTableWidget::moveSelectedPages(QString pathFrom, QString pathTo) {
if(selectedPages.size() == 0)
return;
bool accept = false;
for(int i = 0; i < selectedPages.size(); i++)
if(selectedPages.at(i)->getName() == pathFrom)
accept = true;
if(!accept)
return;
for(int i = 0; i < selectedPages.size(); i++)
if(selectedPages.at(i)->getName() == pathTo)
return;
PDFPageWidget* childTo = pageChilds[pathTo];
PDFFileWidget* fileTo = (PDFFileWidget*) childTo->getFather();
for(int i = selectedPages.size() - 1; i >= 0; i--) {
PDFPageWidget* childFrom = selectedPages[i];
PDFFileWidget* fileFrom = (PDFFileWidget*) childFrom->getFather();
fileFrom->removeChild(childFrom);
/*PDFFileWidget* fileFrom = (PDFFileWidget*) childFrom->getFather();*/
/*int posFrom = fileFrom->removeChild(childFrom);*/
}
int posTo = fileTo->indexChild(childTo);
for(int i = selectedPages.size() - 1; i >= 0; i--) {
PDFPageWidget* childFrom = selectedPages[i];
PDFFileWidget* fileFrom = (PDFFileWidget*)childFrom->getFather();
fileTo->insertChildAt(childFrom, posTo);
/*fileFrom->insertChildAt(childTo, posFrom);*/
}
}

5
src/pdf_table_widget.h
View File

@ -50,5 +50,10 @@ private slots:
private:
QVector<PDFPageWidget*> selectedPages;
QVector<PDFFileWidget*> selectedFiles;
/*bool operator()(PDFPageWidget* e1, PDFPageWidget* e2);*/
public:
void moveSelectedPages(QString, QString);
void moveSelectedPages(QString, PDFPageWidget* page);
};