7 #include "DlgImportCroppingNonPdf.h"
8 #include "EngaugeAssert.h"
10 #include "MainWindow.h"
11 #include "NonPdfCropping.h"
12 #include <QApplication>
13 #include <QGraphicsPixmapItem>
14 #include <QGraphicsScene>
18 #include <QPushButton>
23 #include "ViewPreview.h"
25 int DlgImportCroppingNonPdf::MINIMUM_DIALOG_WIDTH = 350;
26 int DlgImportCroppingNonPdf::MINIMUM_PREVIEW_HEIGHT = 200;
29 m_fileName (fileName),
31 m_nonPdfCropping (nullptr)
33 LOG4CPP_INFO_S ((*mainCat)) <<
"DlgImportCroppingNonPdf::DlgImportCroppingNonPdf";
35 setWindowTitle (tr (
"Image File Import Cropping"));
38 QWidget *subPanel =
new QWidget ();
39 QGridLayout *layout =
new QGridLayout (subPanel);
40 subPanel->setLayout (layout);
44 createPreview (layout, row);
45 finishPanel (subPanel);
49 layout->setColumnStretch (0, 1);
50 layout->setColumnStretch (1, 0);
51 layout->setColumnStretch (2, 0);
52 layout->setColumnStretch (3, 1);
55 DlgImportCroppingNonPdf::~DlgImportCroppingNonPdf()
57 LOG4CPP_INFO_S ((*mainCat)) <<
"DlgImportCroppingNonPdf::~DlgImportCroppingNonPdf";
59 delete m_nonPdfCropping;
62 void DlgImportCroppingNonPdf::createNonPdfCropping ()
69 void DlgImportCroppingNonPdf::createPreview (QGridLayout *layout,
72 LOG4CPP_INFO_S ((*mainCat)) <<
"DlgImportCroppingNonPdf::createPreview";
74 QLabel *labelPreview =
new QLabel (tr (
"Preview"));
75 layout->addWidget (labelPreview, row++, 0, 1, 1, Qt::AlignLeft);
77 m_scenePreview =
new QGraphicsScene (
this);
79 ViewPreview::VIEW_ASPECT_RATIO_ONE_TO_ONE,
81 m_viewPreview->setWhatsThis (tr (
"Preview window that shows what part of the image will be imported. "
82 "The image portion inside the rectangular frame will be imported from the currently selected page. "
83 "The frame can be moved and resized by dragging the corner handles."));
84 m_viewPreview->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
85 m_viewPreview->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
86 m_viewPreview->setMinimumHeight (MINIMUM_PREVIEW_HEIGHT);
87 layout->addWidget (m_viewPreview, row++, 0, 1, 4);
90 initializeFrameGeometryAndPixmap ();
91 createNonPdfCropping ();
94 void DlgImportCroppingNonPdf::finishPanel (QWidget *subPanel)
96 const int STRETCH_OFF = 0, STRETCH_ON = 1;
98 QVBoxLayout *panelLayout =
new QVBoxLayout (
this);
100 setMinimumWidth (MINIMUM_DIALOG_WIDTH);
101 setLayout (panelLayout);
103 panelLayout->addWidget (subPanel);
104 panelLayout->setStretch (panelLayout->count () - 1, STRETCH_ON);
106 QWidget *panelButtons =
new QWidget (
this);
107 QHBoxLayout *buttonLayout =
new QHBoxLayout (panelButtons);
109 QHBoxLayout *layoutRightSide =
new QHBoxLayout;
111 QWidget *widgetRightSide =
new QWidget;
112 widgetRightSide->setLayout (layoutRightSide);
113 buttonLayout->addWidget (widgetRightSide);
115 QSpacerItem *spacerExpanding =
new QSpacerItem (40, 5, QSizePolicy::Expanding, QSizePolicy::Expanding);
116 layoutRightSide->addItem (spacerExpanding);
118 m_btnOk =
new QPushButton (tr (
"Ok"));
119 layoutRightSide->addWidget (m_btnOk, 0, Qt::AlignRight);
120 connect (m_btnOk, SIGNAL (released ()),
this, SLOT (slotOk ()));
122 QSpacerItem *spacerFixed =
new QSpacerItem (40, 5, QSizePolicy::Fixed, QSizePolicy::Fixed);
123 layoutRightSide->addItem (spacerFixed);
125 m_btnCancel =
new QPushButton (tr (
"Cancel"));
126 layoutRightSide->addWidget (m_btnCancel, 0, Qt::AlignRight);
127 connect (m_btnCancel, SIGNAL (released ()),
this, SLOT (slotCancel ()));
129 panelLayout->addWidget (panelButtons, STRETCH_ON);
130 panelLayout->setStretch (panelLayout->count () - 1, STRETCH_OFF);
137 ENGAUGE_CHECK_PTR (m_nonPdfCropping);
138 QRectF rectFramePixels = m_nonPdfCropping->
frameRect ();
140 return m_image.copy (rectFramePixels.toRect ());
143 void DlgImportCroppingNonPdf::initializeFrameGeometryAndPixmap ()
145 m_image = loadImage ();
146 QGraphicsPixmapItem *pixmap =
new QGraphicsPixmapItem (QPixmap::fromImage (m_image));
147 m_scenePreview->addItem (pixmap);
150 m_viewPreview->setSceneRect (pixmap->boundingRect ());
153 QImage DlgImportCroppingNonPdf::loadImage ()
const
156 image.load (m_fileName);
161 void DlgImportCroppingNonPdf::saveGeometryToSettings()
165 settings.beginGroup (SETTINGS_GROUP_IMPORT_CROPPING);
166 settings.setValue (SETTINGS_IMPORT_CROPPING_POS, saveGeometry ());
173 settings.beginGroup (SETTINGS_GROUP_IMPORT_CROPPING);
174 if (settings.contains (SETTINGS_IMPORT_CROPPING_POS)) {
177 restoreGeometry (settings.value (SETTINGS_IMPORT_CROPPING_POS).toByteArray ());
181 void DlgImportCroppingNonPdf::slotCancel ()
183 LOG4CPP_INFO_S ((*mainCat)) <<
"DlgImportCroppingNonPdf::slotCancel";
186 QApplication::restoreOverrideCursor ();
188 setResult (QDialog::Rejected);
189 saveGeometryToSettings();
193 void DlgImportCroppingNonPdf::slotOk ()
195 LOG4CPP_INFO_S ((*mainCat)) <<
"DlgImportCroppingNonPdf::slotOk";
198 QApplication::restoreOverrideCursor ();
200 setResult (QDialog::Accepted);
201 saveGeometryToSettings();
205 void DlgImportCroppingNonPdf::updatePreview ()
207 LOG4CPP_INFO_S ((*mainCat)) <<
"DlgImportCroppingNonPdf::updatePreview";
209 if (m_pixmap !=
nullptr) {
210 m_scenePreview->removeItem (m_pixmap);
213 m_image = loadImage ();
214 m_pixmap =
new QGraphicsPixmapItem (QPixmap::fromImage (m_image));
215 m_scenePreview->addItem (m_pixmap);
218 QApplication::restoreOverrideCursor ();
QImage image() const
Image that was selected. Value is null if loading failed.
This class shows a frame around the selected portion of the import preview window.
Class that modifies QGraphicsView to automatically expand/shrink the view to fit the window...
QRectF frameRect() const
Frame rectangle selected by user.
DlgImportCroppingNonPdf(const QString &fileName)
Single constructor.
virtual void showEvent(QShowEvent *event)
Do preparation before dialog is displayed.