All Projects → easilycoder → Guideview

easilycoder / Guideview

Licence: mit
A guideView implements using the DialogFragment

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java
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FEATURE UPDATE

  • 在显示引导图的情况下,targetView可以设置支持点击。在这种情况下,dialogFragment的事件会被透传到targetView上,触发其原有的点击逻辑;

    // 设置targetView是否可以接受点击事件
    GuideViewBundle.Builder#setTargetViewClickable();
    //设置targetView点击之后是否展示下一页的引导视图(如果没有下一页则关闭整个引导视图)
    GuideViewBundle.Builder#setDismissOnTouchInTargetView();
    
  • 支持设置GuideView(即每一页的引导视图)关闭的监听;

    GuideViewBundle.Builder#setGuideViewHideListener();
    
  • 支持设定显示条件的布尔值,方便链式调用API

    // 如果传入的condition值为false,那么即使对应的GuideViewBundle被add进GuideViewFragment中也不会被显示
    GuideViewBundle.Builder#condition(condition)
    

GuideView:基于DialogFragment实现

基于DialogFragment实现的引导遮罩浮层视图,具备以下的特性:

  • 响应导航按钮的动作(因为透明的浮层本质是一个dialog)
  • 链式引导层,支持设定一组的引导遮罩视图,点击切换下一个试图
  • 自动绘制半透明浮层、透明核心区以及确保目标视图和引导视图的位置

效果如下图所示:

实现说明

页面的结构如下图所示:

ic_guideview

核心类

GuideViewBundle

引导视图的配置项类,每一页引导视图对应一个配置项。在GuideView内部通过这个配置项去构造GuideView的实例,并通过GuideViewFragment显示在界面上。

其中的属性都通过构造器的模式,通过静态内部类Builder进行构建,属性说明如下:

  • targetView

    引导视图需要显示附着的目标视图

  • hintView

    引导视图(不包含半透明浮层以及透明焦点区)

  • transparentSpaceXXX

    默认的情况下,透明焦点区的大小跟目标视图的大小保持一致,如果需要加大透明区域的大小,可以通过设置这组属性,指定上下左右的额外的空白区域

  • hintViewMarginXXX

    引导视图(hintView)相对于目标视图(targetView)的边距

  • hasTransparentLayer

    是否显示透明焦点区域,默认显示。可以选择不绘制透明焦点区域而只有半透明的浮层

  • hintViewDirection

    引导视图(hintView)相对于目标视图(targetView)的位置方向,目前可以定义上(上方左对齐)、下(下方左对齐)、左(左方上对齐)、右(右方上对齐)四个方向。如果需要在位置之余有不一样的对齐效果,可以使用hintViewMarginXXX属性

  • outlineType

    透明焦点区的轮廓类型,有圆形(椭圆)轮廓和方形轮廓两种

  • maskColor

    半透明遮罩浮层的颜色

  • isDismissOnClicked

    全局点击可以关闭引导视图,默认为true。如果设置false,则需要手动设置点击hintView的特定位置关闭视图

GuideView

界面实际展示的视图对象,根据GuideViewBundle设置的属性,由GuideViewFragment创建并添加到齐视图容器中,对外部业务完全透明无感知到一个类

GuideViewFragment

实际显示引导视图的弹窗。其内部加载了一个FrameLayout容器,通过在容器中添加GuideView的实例实现显示引导视图层。一个GuideViewFragment可以设定一组引导视图,完成一组引导序列。请使用其静态内部类Builder构建其实例,并使用Builder#addGuidViewBundle(bundle)方法添加引导视图的配置项。

如果需要自定义点击关闭的动作(GuideViewBundle.Builder#setDismissOnClicked(false)的情况下),可以使用下面的方法

void onNext()

如果还存在没有显示的引导视图,这个方法会继续显示下一张,否则会关闭弹窗

添加依赖

  1. 在根目录的build.gradle文件中添加jitpack仓库

    allprojects {
    		repositories {
    			...
    			maven { url 'https://jitpack.io' }
    		}
    }
    
  2. 添加GuideView依赖

    dependencies {
    	compile 'com.github.easilycoder:GuideView:0.0.1'
    }
    

使用示例

GuideViewFragment.Builder()
                    .addGuidViewBundle(GuideViewBundle.Builder()
                            .setTargetView(tvContent)
                            .setHintView(hintViewLeft)
                            .setDismissOnClicked(false)
                            .setHintViewMargin(0, -160, 0, 0)
                            .setTransparentSpace(space, space, space, space)
                            .setOutlineType(TYPE_RECT)
                            .setHintViewParams(params)
                            .setHintViewDirection(LEFT).build())
                    .addGuidViewBundle(GuideViewBundle.Builder()
                            .setTargetView(tvContent)
                            .setOutlineType(TYPE_OVAL)
                            .setHintView(hintViewTop)
                            .setDismissOnClicked(false)
                            .setHintViewParams(params)
                            .setHintViewMargin(-dp2px(this, 55f), 0, 0, 0)
                            .setTransparentSpace(space, space, space, space)
                            .setHintViewDirection(TOP)
                            .build())
                    .addGuidViewBundle(GuideViewBundle.Builder()
                            .setTargetView(tvContent)
                            .setOutlineType(TYPE_OVAL)
                            .setHintView(hintViewRight)
                            .setDismissOnClicked(false)
                            .setHintViewParams(params)
                            .setHintViewMargin(0, -160, 0, 0)
                            .setTransparentSpace(space, space, space, space)
                            .setHintViewDirection(RIGHT)
                            .build())
                    .addGuidViewBundle(GuideViewBundle.Builder()
                            .setTargetView(tvContent)
                            .setOutlineType(TYPE_OVAL)
                            .setHintViewParams(params)
                            .setHintViewMargin(-dp2px(this, 55f), 0, 0, 0)
                            .setHintView(hintViewBottom)
                            .setTransparentSpace(space, space, space, space)
                            .setHintViewDirection(BOTTOM)
                            .build())
                    .setCancelable(false)
                    .build().show(supportFragmentManager, "hit")
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