def testContains(self):
rect1 = QgsRectangle(0.0, 0.0, 5.0, 5.0)
rect2 = QgsRectangle(2.0, 2.0, 7.0, 7.0)
pnt1 = QgsPoint(4.0, 4.0)
pnt2 = QgsPoint(6.0, 2.0)
rect3 = rect1.intersect(rect2)
myMessage = "Expected: %s\nGot: %s\n" % (True, rect1.contains(rect3))
assert rect1.contains(rect3), myMessage
myMessage = "Expected: %s\nGot: %s\n" % (True, rect2.contains(rect3))
assert rect2.contains(rect3), myMessage
# test for point
myMessage = "Expected: %s\nGot: %s\n" % (True, rect1.contains(pnt1))
assert rect1.contains(pnt1), myMessage
myMessage = "Expected: %s\nGot: %s\n" % (True, rect2.contains(pnt1))
assert rect2.contains(pnt1), myMessage
myMessage = "Expected: %s\nGot: %s\n" % (True, rect3.contains(pnt1))
assert rect3.contains(pnt1), myMessage
myMessage = "Expected: %s\nGot: %s\n" % (False, rect1.contains(pnt2))
self.assertFalse(rect1.contains(pnt2), myMessage)
myMessage = "Expected: %s\nGot: %s\n" % (True, rect2.contains(pnt2))
assert rect2.contains(pnt2), myMessage
myMessage = "Expected: %s\nGot: %s\n" % (False, rect3.contains(pnt2))
self.assertFalse(rect3.contains(pnt2), myMessage)
myMessage = "Expected: %s\nGot: %s\n" % (True, rect3.contains(pnt1))
self.assertTrue(rect3.contains(pnt1), myMessage)
def testContains(self):
rect1 = QgsRectangle(0.0, 0.0, 5.0, 5.0)
rect2 = QgsRectangle(2.0, 2.0, 7.0, 7.0)
pnt1 = QgsPointXY(4.0, 4.0)
pnt2 = QgsPointXY(6.0, 2.0)
rect3 = rect1.intersect(rect2)
myMessage = ('Expected: %s\nGot: %s\n' % (True, rect1.contains(rect3)))
assert rect1.contains(rect3), myMessage
myMessage = ('Expected: %s\nGot: %s\n' % (True, rect2.contains(rect3)))
assert rect2.contains(rect3), myMessage
# test for point
myMessage = ('Expected: %s\nGot: %s\n' % (True, rect1.contains(pnt1)))
assert rect1.contains(pnt1), myMessage
myMessage = ('Expected: %s\nGot: %s\n' % (True, rect2.contains(pnt1)))
assert rect2.contains(pnt1), myMessage
myMessage = ('Expected: %s\nGot: %s\n' % (True, rect3.contains(pnt1)))
assert rect3.contains(pnt1), myMessage
myMessage = ('Expected: %s\nGot: %s\n' % (False, rect1.contains(pnt2)))
self.assertFalse(rect1.contains(pnt2), myMessage)
myMessage = ('Expected: %s\nGot: %s\n' % (True, rect2.contains(pnt2)))
assert rect2.contains(pnt2), myMessage
myMessage = ('Expected: %s\nGot: %s\n' % (False, rect3.contains(pnt2)))
self.assertFalse(rect3.contains(pnt2), myMessage)
myMessage = ('Expected: %s\nGot: %s\n' % (True, rect3.contains(pnt1)))
self.assertTrue(rect3.contains(pnt1), myMessage)
def testContains(self):
rect1 = QgsRectangle(0.0, 0.0, 5.0, 5.0)
rect2 = QgsRectangle(2.0, 2.0, 7.0, 7.0)
pnt1 = QgsPointXY(4.0, 4.0)
pnt2 = QgsPointXY(6.0, 2.0)
rect3 = rect1.intersect(rect2)
self.assertTrue(rect1.contains(rect3))
self.assertTrue(rect2.contains(rect3))
# test for point
self.assertTrue(rect1.contains(pnt1))
self.assertTrue(rect1.contains(pnt1.x(), pnt1.y()))
self.assertTrue(rect2.contains(pnt1))
self.assertTrue(rect2.contains(pnt1.x(), pnt1.y()))
self.assertTrue(rect3.contains(pnt1))
self.assertTrue(rect3.contains(pnt1.x(), pnt1.y()))
self.assertFalse(rect1.contains(pnt2))
self.assertFalse(rect1.contains(pnt2.x(), pnt2.y()))
self.assertTrue(rect2.contains(pnt2))
self.assertTrue(rect2.contains(pnt2.x(), pnt2.y()))
self.assertFalse(rect3.contains(pnt2))
self.assertFalse(rect3.contains(pnt2.x(), pnt2.y()))
self.assertTrue(rect3.contains(pnt1))
self.assertTrue(rect3.contains(pnt1.x(), pnt1.y()))
def testIntersection(self):
rect1 = QgsRectangle(0.0, 0.0, 5.0, 5.0)
rect2 = QgsRectangle(2.0, 2.0, 7.0, 7.0)
self.assertTrue(rect1.intersects(rect2))
rect3 = rect1.intersect(rect2)
self.assertFalse(rect3.isEmpty(), "Empty rectangle returned")
self.assertEqual(rect3.width(), 3.0)
self.assertEqual(rect3.height(), 3.0)
def testIntersection(self):
rect1 = QgsRectangle(0.0, 0.0, 5.0, 5.0)
rect2 = QgsRectangle(2.0, 2.0, 7.0, 7.0)
myMessage = "Expected: %s\nGot: %s\n" % (True, rect1.intersects(rect2))
assert rect1.intersects(rect2), myMessage
rect3 = rect1.intersect(rect2)
self.assertFalse(rect3.isEmpty(), "Empty rectangle returned")
myMessage = "Expected: %s\nGot: %s\n" % (3.0, rect3.width())
assert rect3.width() == 3.0, myMessage
myMessage = "Expected: %s\nGot: %s\n" % (3.0, rect3.height())
assert rect3.height() == 3.0, myMessage
def testIntersection(self):
rect1 = QgsRectangle(0.0, 0.0, 5.0, 5.0)
rect2 = QgsRectangle(2.0, 2.0, 7.0, 7.0)
myMessage = ('Expected: %s\nGot: %s\n' %
(True, rect1.intersects(rect2)))
assert rect1.intersects(rect2), myMessage
rect3 = rect1.intersect(rect2)
self.assertFalse(rect3.isEmpty(), "Empty rectangle returned")
myMessage = ('Expected: %s\nGot: %s\n' % (3.0, rect3.width()))
assert rect3.width() == 3.0, myMessage
myMessage = ('Expected: %s\nGot: %s\n' % (3.0, rect3.height()))
assert rect3.height() == 3.0, myMessage
def build_navigation(self, tile_size, nav_mode, polygons=None, points=None):
# define type of navigation
if polygons:
self.nav_type = "polygons"
self.polygons = polygons
elif points:
self.nav_type = "points"
self.points = points
else:
self.nav_type = "whole"
# clear before build
self.delete()
# compute the tiles in whole image or covering the polygons
if self.nav_type in ["whole", "polygons"]:
# define the extent to compute the tiles
if self.nav_type == "whole":
rectangle_nav = self.layer_to_edit.qgs_layer.extent()
if self.nav_type == "polygons":
# compute the wrapper extent of all polygons
rectangle_nav = QgsRectangle()
for polygon in self.polygons:
rectangle_nav.combineExtentWith(polygon.boundingBox())
# intersect with the layer to edit
rectangle_nav = rectangle_nav.intersect(self.layer_to_edit.extent())
# number of tiles
nx_tiles = ceil((rectangle_nav.xMaximum() - rectangle_nav.xMinimum()) / tile_size)
ny_tiles = ceil((rectangle_nav.yMaximum() - rectangle_nav.yMinimum()) / tile_size)
idx_tile = 1
# left-right and top-bottom
if nav_mode == "horizontal":
x_left_right = []
for y_tile in range(ny_tiles):
for x_tile in range(nx_tiles):
if y_tile % 2 == 0: # left to right
xmin = rectangle_nav.xMinimum() + x_tile * tile_size
xmax = xmin + tile_size
x_left_right.append((xmin, xmax))
else: # right to left
xmin, xmax = x_left_right.pop()
ymax = rectangle_nav.yMaximum() - y_tile * tile_size
ymin = ymax - tile_size
# fix/adjust right and bottom tiles borders
if xmax > rectangle_nav.xMaximum():
xmax = rectangle_nav.xMaximum()
if ymin < rectangle_nav.yMinimum():
ymin = rectangle_nav.yMinimum()
tile = Tile(idx_tile, xmin, xmax, ymin, ymax, self.tiles_color)
if tile.is_valid(self):
self.tiles.append(tile)
idx_tile += 1
# top-bottom and left-right
if nav_mode == "vertical":
y_top_bottom = []
for x_tile in range(nx_tiles):
for y_tile in range(ny_tiles):
if x_tile % 2 == 0: # top to bottom
ymax = rectangle_nav.yMaximum() - y_tile * tile_size
ymin = ymax - tile_size
y_top_bottom.append((ymin, ymax))
else: # bottom to top
ymin, ymax = y_top_bottom.pop()
xmin = rectangle_nav.xMinimum() + x_tile * tile_size
xmax = xmin + tile_size
# fix/adjust right and bottom tiles borders
if xmax > rectangle_nav.xMaximum():
xmax = rectangle_nav.xMaximum()
if ymin < rectangle_nav.yMinimum():
ymin = rectangle_nav.yMinimum()
tile = Tile(idx_tile, xmin, xmax, ymin, ymax, self.tiles_color)
if tile.is_valid(self):
self.tiles.append(tile)
idx_tile += 1
# compute the tiles using the points as center of the tiles
if self.nav_type == "points":
idx_tile = 1
# left-right and top-bottom
if nav_mode == "horizontal":
points_sorted = sorted(self.points, key=lambda p: (-p.y(), p.x()))
# top-bottom and left-right
if nav_mode == "vertical":
points_sorted = sorted(self.points, key=lambda p: (p.x(), -p.y()))
for point in points_sorted:
# check if point is inside layer to edit
if not self.layer_to_edit.extent().contains(point):
continue
xmin = point.x() - tile_size/2
xmax = point.x() + tile_size/2
ymin = point.y() - tile_size/2
ymax = point.y() + tile_size/2
tile = Tile(idx_tile, xmin, xmax, ymin, ymax, self.tiles_color)
if tile.is_valid(self):
self.tiles.append(tile)
idx_tile += 1
# show all tiles in build navigation canvas dialog
from ThRasE.core.edition import LayerToEdit
[tile.create(LayerToEdit.current.navigation_dialog.render_widget.canvas, line_width=1, rbs_in="nav_dialog")
for tile in self.tiles]
# init
self.current_tile = next((tile for tile in self.tiles if tile.idx == 1), None)
return True if self.current_tile is not None else False