編輯:關於Android編程
地圖路徑規劃 geopath.py
# -*- coding: utf-8 -*- import android import urllib import urllib2 import json import sys print sys.getdefaultencoding() reload(sys) sys.setdefaultencoding('utf-8') droid = android.Android() city = droid.dialogGetInput(u"geocode",u"請輸入起點 start:",u'guangzhou').result city = urllib2.quote(city) print u'起點:',city url = u'http://maps.google.com/maps/api/geocode/json?address=%s&sensor=true&language=zh-CN' handler = urllib2.urlopen(url % city) js = json.load(handler) handler.close() address = js['results'][0]['address_components'] for ad in address: print ad['long_name'] location = js['results'][0]['geometry']['location'] startLat = location['lat'] startLng = location['lng'] print js city = droid.dialogGetInput(u"geocode",u"請輸入終點 end:",u'zhuhai').result city = urllib2.quote(city) print u'終點:',city url = u'http://maps.google.com/maps/api/geocode/json?address=%s&sensor=true&language=zh-CN' handler = urllib2.urlopen(url % city) js = json.load(handler) handler.close() address = js['results'][0]['address_components'] for ad in address: print ad['long_name'] location = js['results'][0]['geometry']['location'] endLat = location['lat'] endLng = location['lng'] print js # 路徑規劃: url = 'http://maps.google.com/maps?f=d&saddr=%s%%20%s&daddr=%s%%20%s&hl=zh' % (startLat,startLng,endLat,endLng) print url droid.startActivity('android.intent.action.VIEW',url)在 android 4.1 pad 上測試通過.
Android安全加密專題文章索引 Android安全加密:對稱加密 Android安全加密:非對稱加密 Android安全加密:消
DPI:每英寸像素數簡單的屏幕分辨率計算方法:DisplayMetrics metrics = new DisplayMetrics();Display display
概述在android開發過程中,拍照或者從相冊中選擇圖片是很常見的功能。下面要說得這個案例比較簡單,用戶點擊按鈕選擇拍照或者打開相冊選擇圖片,然後將選中的圖片顯示在手機上
在這篇入門教程中,我們假定你已經有了PHP語言程序、MySQL數據庫、計算機網絡通訊及XML語言基礎。如果你還沒有,那麼請先學習相關知識。我們將使用微信公眾賬號方倍工作室