add leftImgVisible

huiger · Aug 17, 2017 · debe618 · debe618
1 parent 032439f
commit debe618
Show file tree

Hide file tree

Showing 5 changed files with 42 additions and 14 deletions.
diff --git a/.idea/misc.xml b/.idea/misc.xml
diff --git a/app/src/main/java/com/huige/basetitlelayout/MainActivity.java b/app/src/main/java/com/huige/basetitlelayout/MainActivity.java
@@ -1,7 +1,7 @@
 package com.huige.basetitlelayout;
 
-import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
+import android.support.v7.app.AppCompatActivity;
 import android.util.Log;
 
 import com.huige.library.BaseTitleLayout;

diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
@@ -14,7 +14,7 @@
     <com.huige.library.BaseTitleLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        app:titleLeftText1="返回"
+        app:titleLeftText="返回"
         android:background="#000"
         app:titleTextColor="#fff"
         app:titleCenterText="测试一下"/>
@@ -31,4 +31,11 @@
         app:titleRightImg2="@mipmap/collect_icon"
         app:titleCenterText="测试一下测试一下测试一下测试一下测试一下"/>
 
+    <com.huige.library.BaseTitleLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        app:titleCenterText="测试无LeftImg"
+        app:titleLeftImgVisible="GONE"
+        android:layout_marginTop="15dp"/>
+
 </LinearLayout>
diff --git a/library/src/main/java/com/huige/library/BaseTitleLayout.java b/library/src/main/java/com/huige/library/BaseTitleLayout.java
@@ -38,6 +38,7 @@ public class BaseTitleLayout extends View {
     private int rightImg1 = -1, rightImg2 = -1;
     private String rightText = "";
     private Bitmap leftBitmap;
+    private LeftImgVisible mLeftImgVisible = LeftImgVisible.VISIBLE;
 
     private TitleLayoutClickListener listener;
 
@@ -73,7 +74,16 @@ public BaseTitleLayout(Context context, AttributeSet attrs, int defStyleAttr) {
             } else if (index == R.styleable.BaseTitleLayout_titleLeftImg) {
                 leftImg = typedArray.getResourceId(index, R.drawable.back);
 
-            } else if (index == R.styleable.BaseTitleLayout_titleLeftText1) {
+            } else if (index == R.styleable.BaseTitleLayout_titleLeftImgVisible) {
+                int style = typedArray.getInt(index, LeftImgVisible.VISIBLE.ordinal());
+                for (LeftImgVisible leftImgVisible : LeftImgVisible.values()) {
+                    if(style == leftImgVisible.ordinal()) {
+                        mLeftImgVisible = leftImgVisible;
+                    }
+                }
+
+
+            } else if (index == R.styleable.BaseTitleLayout_titleLeftText) {
                 leftText = typedArray.getString(index);
 
             } else if (index == R.styleable.BaseTitleLayout_titleCenterText) {
@@ -108,17 +118,19 @@ protected void onDraw(Canvas canvas) {
         super.onDraw(canvas);
         this.mCanvas = canvas;
 
-        leftBitmap = BitmapFactory.decodeResource(getResources(), leftImg);
-        rect.top = layoutHeight / 2 - (iconSize + dp2px(5)) / 2;
-        rect.bottom = layoutHeight / 2 + (iconSize + dp2px(5)) / 2;
-        rect.left = paddingLeft;
-        rect.right = paddingLeft + iconSize;
-        mCanvas.drawBitmap(leftBitmap, null, rect, mPaint);
+        if(mLeftImgVisible == LeftImgVisible.VISIBLE) {
+            leftBitmap = BitmapFactory.decodeResource(getResources(), leftImg);
+            rect.top = layoutHeight / 2 - (iconSize + dp2px(5)) / 2;
+            rect.bottom = layoutHeight / 2 + (iconSize + dp2px(5)) / 2;
+            rect.left = paddingLeft;
+            rect.right = paddingLeft + iconSize;
+            mCanvas.drawBitmap(leftBitmap, null, rect, mPaint);
+        }
 
 
         Paint.FontMetrics fontMetrics = mPaint.getFontMetrics();
-        float textCenterHeight = getHeight() / 2 - fontMetrics.descent + (fontMetrics.descent - fontMetrics.ascent)/2;
-        
+        float textCenterHeight = getHeight() / 2 - fontMetrics.descent + (fontMetrics.descent - fontMetrics.ascent) / 2;
+
         if (!TextUtils.isEmpty(leftText)) {
             mCanvas.drawText(leftText, paddingLeft + (iconSize + dp2px(5)), textCenterHeight, mPaint);
         }
@@ -224,7 +236,7 @@ public boolean onTouchEvent(MotionEvent event) {
                     listener.onRightTextClickListener();
                 }
             } else if (x < layoutWidth - iconSize - paddingRight && x > layoutWidth - 2 * iconSize - paddingRight) {
-                if(rightImg2 != -1) {
+                if (rightImg2 != -1) {
                     listener.onRightImg2ClickListener();
                 }
             }
@@ -236,4 +248,9 @@ private int dp2px(float dp) {
         float scale = getResources().getDisplayMetrics().density;
         return (int) (dp * scale + 0.5f);
     }
+
+    private enum LeftImgVisible{
+        GONE,
+        VISIBLE
+    }
 }
diff --git a/library/src/main/res/values/arrts.xml b/library/src/main/res/values/arrts.xml
@@ -5,7 +5,11 @@
         <attr name="titleTextSize" format="dimension"/>
         <attr name="titleIconSize" format="dimension"/>
         <attr name="titleLeftImg" format="reference"/>
-        <attr name="titleLeftText1" format="string"/>
+        <attr name="titleLeftImgVisible" format="enum">
+            <enum name="VISIBLE" value="1"/>
+            <enum name="GONE" value="0"/>
+        </attr>
+        <attr name="titleLeftText" format="string"/>
         <attr name="titleCenterText" format="string"/>
         <attr name="titleRightImg1" format="reference"/>
         <attr name="titleRightImg2" format="reference"/>