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Cover grid: Set text color based on the background color/image being used. Fixes #1258754 [[Enhancement] Font color for Cover grid field to show under the covers](https://bugs.launchpad.net/calibre/+bug/1258754)

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This commit is contained in:
Kovid Goyal 2013-12-11 22:30:41 +05:30
parent 7296dfda74
commit 805dd105a5
1 changed files with 7 additions and 2 deletions
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9
src/calibre/gui2/library/alternate_views.py
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@ -18,7 +18,7 @@ from PyQt4.Qt import (
QTimer, QPalette, QColor, QItemSelection, QPixmap, QMenu, QApplication,
QMimeData, QUrl, QDrag, QPoint, QPainter, QRect, pyqtProperty, QEvent,
QPropertyAnimation, QEasingCurve, pyqtSlot, QHelpEvent, QAbstractItemView,
QStyleOptionViewItem, QToolTip, QByteArray, QBuffer, QBrush)
QStyleOptionViewItem, QToolTip, QByteArray, QBuffer, QBrush, qRed, qGreen, qBlue)
from calibre import fit_image, prints, prepare_string_for_xml, human_readable
from calibre.constants import DEBUG
@ -438,6 +438,7 @@ class CoverDelegate(QStyledItemDelegate):
painter.setRenderHint(QPainter.TextAntialiasing, True)
title = self.render_field(db, book_id)
metrics = painter.fontMetrics()
painter.setPen(self.highlight_color)
painter.drawText(rect, Qt.AlignCenter|Qt.TextSingleLine,
metrics.elidedText(title, Qt.ElideRight, rect.width()))
if marked:
@ -598,7 +599,11 @@ class GridView(QListView):
from calibre.gui2.preferences.texture_chooser import texture_path
path = texture_path(tex)
if path:
pal.setBrush(pal.Base, QBrush(QPixmap(path)))
pm = QPixmap(path)
if not pm.isNull():
val = pm.scaled(1, 1).toImage().pixel(0, 0)
r, g, b = qRed(val), qGreen(val), qBlue(val)
pal.setBrush(pal.Base, QBrush(pm))
dark = (r + g + b)/3.0 < 128
pal.setColor(pal.Text, QColor(Qt.white if dark else Qt.black))
self.setPalette(pal)