def edited_callback(self,row):
# Reset the new rectangle list
rs = self.treeview.get_list()
if(not image_logics.is_overlapping(
[ [row[1],row[2],row[3],row[4] ] for row in self.rs ],
row,rs[row][1],rs[row][2],rs[row][3],rs[row][4])):
self.rs = rs;
#applay new rectangle list on drawing area
self.drawingarea.set_rectangle_list([[ row[0], row[1],row[2],row[3],row[4] ] for row in self.rs ])
self.drawingarea.redraw()
self.emit('list_updated')
else:
self.treeview.set_list(self.rs)
def __drawingarea_motion_notify_event(self, point): x,y = point; max_width = self.drawingarea.get_width() max_height = self.drawingarea.get_height() # 1 - Select if (self.start_type == 1): if(image_logics.detect_out_of_range(x,y,max_width,max_height)): return start_x,start_y,end_x,end_y = image_logics.order_rectangle(self.start_x,self.start_y,x,y); if(image_logics.detect_overlap([ [row[1],row[2],row[3],row[4] ] for row in self.rs ],start_x,start_y,end_x,end_y)): return self.tmp_finish_x,self.tmp_finish_y = point self.drawingarea.set_drawing_rectangle((self.start_x,self.start_y, self.tmp_finish_x-self.start_x,self.tmp_finish_y-self.start_y)) self.drawingarea.redraw() # 2 - Resize if (self.start_type == 2): if(image_logics.detect_out_of_range(x,y,max_width,max_height)): return if(self.start_position_type == 1): if( not image_logics.is_overlapping([ [row[1],row[2],row[3],row[4] ] for row in self.rs ],self.start_row_index, x,y,self.rs[self.start_row_index][3]+(self.rs[self.start_row_index][1] - x), self.rs[self.start_row_index][4]+(self.rs[self.start_row_index][2] - y))): self.rs[self.start_row_index][4] = self.rs[self.start_row_index][4]+(self.rs[self.start_row_index][2] - y) self.rs[self.start_row_index][2] = y self.rs[self.start_row_index][3] = self.rs[self.start_row_index][3]+(self.rs[self.start_row_index][1] - x) self.rs[self.start_row_index][1] = x elif(self.start_position_type == 2): if( not image_logics.is_overlapping([ [row[1],row[2],row[3],row[4] ] for row in self.rs ],self.start_row_index, self.rs[self.start_row_index][1],y,self.rs[self.start_row_index][3],y+self.rs[self.start_row_index][4] -y)): self.rs[self.start_row_index][4] = self.rs[self.start_row_index][4]+(self.rs[self.start_row_index][2] - y) self.rs[self.start_row_index][2] = y elif(self.start_position_type == 3): if(not image_logics.is_overlapping([ [row[1],row[2],row[3],row[4] ] for row in self.rs ],self.start_row_index, self.rs[self.start_row_index][1],y, x - self.rs[self.start_row_index][1], self.rs[self.start_row_index][4]+(self.rs[self.start_row_index][2] - y))): self.rs[self.start_row_index][4] = self.rs[self.start_row_index][4]+(self.rs[self.start_row_index][2] - y) self.rs[self.start_row_index][2] = y self.rs[self.start_row_index][3] = x - self.rs[self.start_row_index][1] elif(self.start_position_type == 4): if( not image_logics.is_overlapping([ [row[1],row[2],row[3],row[4] ] for row in self.rs ],self.start_row_index, x,self.rs[self.start_row_index][2], self.rs[self.start_row_index][3]+(self.rs[self.start_row_index][1] - x), self.rs[self.start_row_index][4])): self.rs[self.start_row_index][3] = self.rs[self.start_row_index][3]+(self.rs[self.start_row_index][1] - x) self.rs[self.start_row_index][1] = x elif(self.start_position_type == 6): if( not image_logics.is_overlapping([ [row[1],row[2],row[3],row[4] ] for row in self.rs ],self.start_row_index, self.rs[self.start_row_index][1],self.rs[self.start_row_index][2], x - self.rs[self.start_row_index][1],self.rs[self.start_row_index][4])): self.rs[self.start_row_index][3] = x - self.rs[self.start_row_index][1] elif(self.start_position_type == 7): if( not image_logics.is_overlapping([ [row[1],row[2],row[3],row[4] ] for row in self.rs ],self.start_row_index, x,self.rs[self.start_row_index][2], self.rs[self.start_row_index][3]+(self.rs[self.start_row_index][1] - x), y - self.rs[self.start_row_index][2])): self.rs[self.start_row_index][4] = y - self.rs[self.start_row_index][2] self.rs[self.start_row_index][3] = self.rs[self.start_row_index][3]+(self.rs[self.start_row_index][1] - x) self.rs[self.start_row_index][1] = x elif(self.start_position_type == 8): if( not image_logics.is_overlapping([ [row[1],row[2],row[3],row[4] ] for row in self.rs ],self.start_row_index, self.rs[self.start_row_index][1],self.rs[self.start_row_index][2], self.rs[self.start_row_index][3],y - self.rs[self.start_row_index][2])): self.rs[self.start_row_index][4] = y - self.rs[self.start_row_index][2] elif(self.start_position_type == 9): if( not image_logics.is_overlapping([ [row[1],row[2],row[3],row[4] ] for row in self.rs ],self.start_row_index, self.rs[self.start_row_index][1],self.rs[self.start_row_index][2], x - self.rs[self.start_row_index][1],y - self.rs[self.start_row_index][2])): self.rs[self.start_row_index][4] = y - self.rs[self.start_row_index][2] self.rs[self.start_row_index][3] = x - self.rs[self.start_row_index][1] self.treeview.set_list(self.rs) self.drawingarea.set_rectangle_list([[ row[0],row[1],row[2],row[3],row[4] ] for row in self.rs ]) # 3 - Moving if (self.start_type == 3): #Detect if anyof the new rectangle porsion is not feesible if(image_logics.detect_out_of_range(x - self.rs[self.start_row_index][3]/2,y - self.rs[self.start_row_index][4]/2,max_width,max_height) or image_logics.detect_out_of_range(x + self.rs[self.start_row_index][3]/2,y + self.rs[self.start_row_index][4]/2,max_width,max_height)): return if(image_logics.is_overlapping([ [row[1],row[2],row[3],row[4] ] for row in self.rs ],self.start_row_index,x - self.rs[self.start_row_index][3]/2, y - self.rs[self.start_row_index][4]/2,self.rs[self.start_row_index][3],self.rs[self.start_row_index][4])): return self.rs[self.start_row_index][1] = x - self.rs[self.start_row_index][3]/2; self.rs[self.start_row_index][2] = y - self.rs[self.start_row_index][4]/2; self.treeview.set_list(self.rs) self.drawingarea.set_rectangle_list([[ row[0],row[1],row[2],row[3],row[4] ] for row in self.rs ]) # 0 - Simply hovering if (self.start_type == 0): area_x_start, area_y_start = self.get_image_view_scrolled_start_points() width,height = self.get_image_view_size_on_screen() _type, row_index, position_type = image_logics.get_point_type(x,y,area_x_start, area_y_start, width, height,[[row[1],row[2],row[3],row[4] ] for row in self.rs ]) self.drawingarea.set_mouse_pointer_type(position_type); # if self.previus_row_index not equll to row_index then the # mouse pointer moved from current box so we draw it if (self.previus_row_index != row_index): # While hovering over boxes the treeview cursor change handler function should not be called # because it simply scroll drawing area for each boxes which leads to flicker self.treeview.block_cursor_change_signal() if ( row_index != -1 ): # The mouse is over the box at row_index self.set_selected_item(row_index) self.treeview.set_list(self.rs); self.drawingarea.set_rectangle_list([[ row[0],row[0],row[1],row[2],row[3] ] for row in self.rs ]) self.treeview.set_cursor(row_index) elif( self.start_row_index != -1 ): # If user made a selection then it should be preserved even after hovering other boxes self.set_selected_item(self.start_row_index) self.treeview.set_list(self.rs); self.drawingarea.set_rectangle_list([[ row[0],row[0],row[1],row[2],row[3] ] for row in self.rs ]) self.treeview.set_cursor(self.start_row_index) self.drawingarea.set_rectangle_list([[ row[0],row[1],row[2],row[3],row[4] ] for row in self.rs ]) self.treeview.unblock_cursor_change_signal() self.previus_row_index = row_index; self.drawingarea.redraw()
