/usr/share/pyshared/ninja_ide/gui/editor/minimap.py is in ninja-ide 2.3-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 | # -*- coding: utf-8 -*-
#
# This file is part of NINJA-IDE (http://ninja-ide.org).
#
# NINJA-IDE is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# any later version.
#
# NINJA-IDE is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with NINJA-IDE; If not, see <http://www.gnu.org/licenses/>.
import sys
from PyQt4.QtGui import QFrame
from PyQt4.QtGui import QPlainTextEdit
from PyQt4.QtGui import QTextOption
from PyQt4.QtGui import QGraphicsOpacityEffect
from PyQt4.QtGui import QFontMetrics
from PyQt4.QtGui import QPainter
from PyQt4.QtGui import QColor
from PyQt4.QtGui import QPen
from PyQt4.QtGui import QBrush
from PyQt4.QtCore import Qt
from PyQt4.QtCore import QPropertyAnimation
from ninja_ide import resources
from ninja_ide.core import settings
#QGraphicsOpacityEffect doesn't work in mac cause a Qt Issue: QTBUG-15367
ACTIVATE_OPACITY = True if sys.platform != 'darwin' else False
class MiniMap(QPlainTextEdit):
def __init__(self, parent):
super(MiniMap, self).__init__(parent)
self.setWordWrapMode(QTextOption.NoWrap)
self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setReadOnly(True)
self.setCenterOnScroll(True)
self.setMouseTracking(True)
self.viewport().setCursor(Qt.PointingHandCursor)
self.setTextInteractionFlags(Qt.NoTextInteraction)
self._parent = parent
self.highlighter = None
self.lines_count = 0
if ACTIVATE_OPACITY:
self.goe = QGraphicsOpacityEffect()
self.setGraphicsEffect(self.goe)
self.goe.setOpacity(settings.MINIMAP_MIN_OPACITY)
self.animation = QPropertyAnimation(self.goe, "opacity")
self.slider = SliderArea(self)
self.slider.show()
def __calculate_max(self):
line_height = self._parent.cursorRect().height()
if line_height > 0:
self.lines_count = self._parent.viewport().height() / line_height
self.slider.update_position()
self.update_visible_area()
def set_code(self, source):
self.setPlainText(source)
self.__calculate_max()
def adjust_to_parent(self):
self.setFixedHeight(self._parent.height())
self.setFixedWidth(self._parent.width() * settings.SIZE_PROPORTION)
x = self._parent.width() - self.width()
self.move(x, 0)
fontsize = int(self.width() / settings.MARGIN_LINE)
if fontsize < 1:
fontsize = 1
font = self.document().defaultFont()
font.setPointSize(fontsize)
self.setFont(font)
self.__calculate_max()
def update_visible_area(self):
if not self.slider.pressed:
line_number = self._parent.firstVisibleBlock().blockNumber()
block = self.document().findBlockByLineNumber(line_number)
cursor = self.textCursor()
cursor.setPosition(block.position())
rect = self.cursorRect(cursor)
self.setTextCursor(cursor)
self.slider.move_slider(rect.y())
def enterEvent(self, event):
if ACTIVATE_OPACITY:
self.animation.setDuration(300)
self.animation.setStartValue(settings.MINIMAP_MIN_OPACITY)
self.animation.setEndValue(settings.MINIMAP_MAX_OPACITY)
self.animation.start()
def leaveEvent(self, event):
if ACTIVATE_OPACITY:
self.animation.setDuration(300)
self.animation.setStartValue(settings.MINIMAP_MAX_OPACITY)
self.animation.setEndValue(settings.MINIMAP_MIN_OPACITY)
self.animation.start()
def mousePressEvent(self, event):
super(MiniMap, self).mousePressEvent(event)
cursor = self.cursorForPosition(event.pos())
self._parent.jump_to_line(cursor.blockNumber())
def resizeEvent(self, event):
super(MiniMap, self).resizeEvent(event)
self.slider.update_position()
def scroll_area(self, pos_parent, pos_slider):
pos_parent.setY(pos_parent.y() - pos_slider.y())
cursor = self.cursorForPosition(pos_parent)
self._parent.verticalScrollBar().setValue(cursor.blockNumber())
def wheelEvent(self, event):
super(MiniMap, self).wheelEvent(event)
self._parent.wheelEvent(event)
class SliderArea(QFrame):
def __init__(self, parent):
super(SliderArea, self).__init__(parent)
self._parent = parent
self.setMouseTracking(True)
self.setCursor(Qt.OpenHandCursor)
color = resources.CUSTOM_SCHEME.get('current-line',
resources.COLOR_SCHEME['current-line'])
if ACTIVATE_OPACITY:
self.setStyleSheet("background: %s;" % color)
self.goe = QGraphicsOpacityEffect()
self.setGraphicsEffect(self.goe)
self.goe.setOpacity(settings.MINIMAP_MAX_OPACITY / 2)
else:
self.setStyleSheet("background: transparent;")
self.pressed = False
self.__scroll_margins = None
def paintEvent(self, event):
"""Paint over the widget to overlay its content."""
if not ACTIVATE_OPACITY:
painter = QPainter()
painter.begin(self)
painter.setRenderHint(QPainter.TextAntialiasing, True)
painter.setRenderHint(QPainter.Antialiasing, True)
painter.fillRect(event.rect(), QBrush(
QColor(255, 255, 255, 80)))
painter.setPen(QPen(Qt.NoPen))
painter.end()
super(SliderArea, self).paintEvent(event)
def update_position(self):
font_size = QFontMetrics(self._parent.font()).height()
height = self._parent.lines_count * font_size
self.setFixedHeight(height)
self.setFixedWidth(self._parent.width())
self.__scroll_margins = (height, self._parent.height() - height)
def move_slider(self, y):
self.move(0, y)
def mousePressEvent(self, event):
super(SliderArea, self).mousePressEvent(event)
self.pressed = True
self.setCursor(Qt.ClosedHandCursor)
def mouseReleaseEvent(self, event):
super(SliderArea, self).mouseReleaseEvent(event)
self.pressed = False
self.setCursor(Qt.OpenHandCursor)
def mouseMoveEvent(self, event):
super(SliderArea, self).mouseMoveEvent(event)
if self.pressed:
pos = self.mapToParent(event.pos())
y = pos.y() - (self.height() / 2)
if y < 0:
y = 0
if y < self.__scroll_margins[0]:
self._parent.verticalScrollBar().setSliderPosition(
self._parent.verticalScrollBar().sliderPosition() - 2)
elif y > self.__scroll_margins[1]:
self._parent.verticalScrollBar().setSliderPosition(
self._parent.verticalScrollBar().sliderPosition() + 2)
self.move(0, y)
self._parent.scroll_area(pos, event.pos())
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