arsenetar/dupeguru
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Code Releases Wiki Activity

working synchronized panning

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This commit is contained in:
glubsy 2020-06-04 17:38:28 +02:00
parent 02bd822ca0
commit c6162914ed
1 changed files with 25 additions and 8 deletions
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33
qt/pe/details_dialog.py
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@ -4,7 +4,7 @@
# which should be included with this package. The terms are also available at # which should be included with this package. The terms are also available at
# http://www.gnu.org/licenses/gpl-3.0.html # http://www.gnu.org/licenses/gpl-3.0.html
from PyQt5.QtCore import Qt, QSize, QRectF, QPointF, pyqtSlot from PyQt5.QtCore import Qt, QSize, QRectF, QPointF, pyqtSlot, pyqtSignal, QEvent
from PyQt5.QtGui import QPixmap, QIcon, QKeySequence, QPainter, QPalette from PyQt5.QtGui import QPixmap, QIcon, QKeySequence, QPainter, QPalette
from PyQt5.QtWidgets import ( from PyQt5.QtWidgets import (
QVBoxLayout, QVBoxLayout,
@ -33,6 +33,8 @@ tr = trget("ui")
class ImageViewer(QWidget): class ImageViewer(QWidget):
""" Displays image and allow manipulations """ """ Displays image and allow manipulations """
mouseMoved = pyqtSignal(QPointF)
def __init__(self, parent): def __init__(self, parent):
super().__init__(parent) super().__init__(parent)
self.parent = parent self.parent = parent
@ -62,16 +64,27 @@ class ImageViewer(QWidget):
self.area.setWidget(self.label) self.area.setWidget(self.label)
self.area.setVisible(False) self.area.setVisible(False)
@pyqtSlot(QPointF)
def slot_paint_event(self, delta):
self.delta = delta
self.update()
def paintEvent(self, event): def paintEvent(self, event):
painter = QPainter(self) painter = QPainter(self)
painter.translate(self.rect().center()) painter.translate(self.rect().center())
painter.scale(self.scalefactor, self.scalefactor) painter.scale(self.scalefactor, self.scalefactor)
painter.translate(self.delta) painter.translate(self.delta)
painter.drawPixmap(self.m_rect.topLeft(), self.pixmap) painter.drawPixmap(self.m_rect.topLeft(), self.pixmap)
self.mouseMoved.emit(self.delta)
def setCenter(self):
""" Resets origin """
self.delta = QPointF()
self.update()
def mousePressEvent(self, event): def mousePressEvent(self, event):
if self.parent.bestFit: if self.parent.bestFit:
event.ignore() # probably not needed event.ignore()
return return
self.reference = event.pos() self.reference = event.pos()
@ -79,8 +92,8 @@ class ImageViewer(QWidget):
self.setMouseTracking(True) self.setMouseTracking(True)
def mouseMoveEvent(self, event): def mouseMoveEvent(self, event):
if self.parent.bestFit: if self.parent.bestFit or event.buttons() != Qt.LeftButton:
event.ignore() # probably not needed event.ignore()
return return
self.delta += (event.pos() - self.reference) * 1.0/self.scalefactor self.delta += (event.pos() - self.reference) * 1.0/self.scalefactor
@ -89,7 +102,7 @@ class ImageViewer(QWidget):
def mouseReleaseEvent(self, event): def mouseReleaseEvent(self, event):
if self.parent.bestFit: if self.parent.bestFit:
event.ignore() # probably not needed event.ignore()
return return
self.app.restoreOverrideCursor() self.app.restoreOverrideCursor()
@ -97,7 +110,7 @@ class ImageViewer(QWidget):
def wheelEvent(self, event): def wheelEvent(self, event):
if self.parent.bestFit: if self.parent.bestFit:
event.ignore() # probably not needed event.ignore()
return return
if event.angleDelta().y() > 0: if event.angleDelta().y() > 0:
@ -115,7 +128,6 @@ class ImageViewer(QWidget):
def scale(self, factor): def scale(self, factor):
self.scalefactor = factor self.scalefactor = factor
print(f"ImaveViewer.scalefactor={self.scalefactor}")
# self.label.resize(self.scalefactor * self.label.size()) # self.label.resize(self.scalefactor * self.label.size())
self.update() self.update()
@ -287,6 +299,9 @@ class DetailsDialog(DetailsDialogBase):
self.tableView.setShowGrid(False) self.tableView.setShowGrid(False)
self.verticalLayout.addWidget(self.tableView) self.verticalLayout.addWidget(self.tableView)
self.referenceImage.mouseMoved.connect(self.selectedImage.slot_paint_event)
self.selectedImage.mouseMoved.connect(self.referenceImage.slot_paint_event)
def _update(self): def _update(self):
if not self.app.model.selected_dupes: if not self.app.model.selected_dupes:
return return
@ -374,7 +389,7 @@ class DetailsDialog(DetailsDialogBase):
self.referenceImage.scale(self.scaleFactor) self.referenceImage.scale(self.scaleFactor)
self.selectedImage.scale(self.scaleFactor) self.selectedImage.scale(self.scaleFactor)
self.buttonZoomIn.setEnabled(self.scaleFactor < 6.0) self.buttonZoomIn.setEnabled(self.scaleFactor < 16.0)
self.buttonZoomOut.setEnabled(self.scaleFactor > 1.0) self.buttonZoomOut.setEnabled(self.scaleFactor > 1.0)
self.buttonBestFit.setEnabled(self.bestFit is False) self.buttonBestFit.setEnabled(self.bestFit is False)
self.buttonNormalSize.setEnabled(self.scaleFactor != 1.0) self.buttonNormalSize.setEnabled(self.scaleFactor != 1.0)
@ -423,6 +438,8 @@ class DetailsDialog(DetailsDialogBase):
def scale_to_bestfit(self): def scale_to_bestfit(self):
self.referenceImage.scale(self.scaleFactor) self.referenceImage.scale(self.scaleFactor)
self.selectedImage.scale(self.scaleFactor) self.selectedImage.scale(self.scaleFactor)
self.referenceImage.setCenter()
self.selectedImage.setCenter()
self._updateImages() self._updateImages()
@pyqtSlot() @pyqtSlot()