Android custome fontFamily (#301)

README.md

@@ -25,6 +25,7 @@
 |wheelFlex             | array   | [1, 1, 1]          | iOS/Android  |   |
 |pickerFontSize        | number  | 16                 | iOS/Android  |   |
 |pickerFontColor       | array   | [31, 31, 31, 1]    | iOS/Android  |   |
+|pickerFontFamily      | string  |                    | Android      |   |
 |pickerRowHeight       | number  | 24                 | iOS          |   |
 |pickerData            | array   |                    | iOS/Android  |   |
 |selectedValue         | array   |                    | iOS/Android  |   |

android/src/main/java/com/beefe/picker/PickerViewModule.java

 package com.beefe.picker;
 
+import android.content.res.AssetManager;
 import android.app.Activity;
 import android.app.Dialog;
 import android.graphics.Color;
 import android.graphics.PixelFormat;
+import android.graphics.Typeface;
 import android.support.annotation.Nullable;
 import android.text.TextUtils;
 import android.view.Gravity;
@@ -75,6 +77,10 @@ import static android.graphics.Color.argb;
  */
 
 public class PickerViewModule extends ReactContextBaseJavaModule implements LifecycleEventListener {
+    
+    private static final String FONTS = "fonts/";
+    private static final String OTF = ".otf";
+    private static final String TTF = ".ttf";
 
     private static final String REACT_CLASS = "BEEPickerManager";
 
@@ -104,6 +110,8 @@ public class PickerViewModule extends ReactContextBaseJavaModule implements Life
     private static final String PICKER_TEXT_SIZE = "pickerFontSize";
     private static final String PICKER_TEXT_ELLIPSIS_LEN = "pickerTextEllipsisLen";
 
+    private static final String PICKER_FONT_FAMILY = "pickerFontFamily";
+
     private static final String PICKER_EVENT_NAME = "pickerEvent";
     private static final String EVENT_KEY_CONFIRM = "confirm";
     private static final String EVENT_KEY_CANCEL = "cancel";
@@ -340,6 +348,32 @@ public class PickerViewModule extends ReactContextBaseJavaModule implements Life
                     break;
             }
 
+            if (options.hasKey(PICKER_FONT_FAMILY)) {
+                Typeface typeface = null;
+                AssetManager assetManager = activity.getApplicationContext().getAssets();
+                final String fontFamily = options.getString(PICKER_FONT_FAMILY);
+                try {
+                    String path = FONTS + fontFamily + TTF;
+                    typeface = Typeface.createFromAsset(assetManager, path);
+                } catch (Exception ignored) {
+                    try {
+                        String path = FONTS + fontFamily + OTF;
+                        typeface = Typeface.createFromAsset(assetManager, path);
+                    } catch (Exception ignored2) {
+                        try {
+                            typeface = Typeface.create(fontFamily, Typeface.NORMAL);
+                        } catch (Exception ignored3) {
+                        }
+                    }
+                }
+                cancelTV.setTypeface(typeface);
+                titleTV.setTypeface(typeface);
+                confirmTV.setTypeface(typeface);
+
+                pickerViewAlone.setTypeface(typeface);
+                pickerViewLinkage.setTypeface(typeface);
+            }
+
             if (options.hasKey(SELECTED_VALUE)) {
                 ReadableArray array = options.getArray(SELECTED_VALUE);
                 String[] selectedValue = getSelectedValue(array);

android/src/main/java/com/beefe/picker/view/LoopView.java

@@ -203,6 +203,12 @@ public class LoopView extends View {
         invalidate();
     }
 
+    public void setTypeface(Typeface typeface){
+        paintOuterText.setTypeface(typeface);
+        paintCenterText.setTypeface(typeface);
+        invalidate();
+    }
+
     public final void setNotLoop() {
         isLoop = false;
     }

android/src/main/java/com/beefe/picker/view/PickerViewAlone.java

 package com.beefe.picker.view;
 
 import android.content.Context;
+import android.graphics.Typeface;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -212,6 +213,17 @@ public class PickerViewAlone extends LinearLayout {
         }
     }
 
+    public void setTypeface(Typeface typeface){
+        int viewCount = pickerViewAloneLayout.getChildCount();
+        for (int i = 0; i < viewCount; i++) {
+            View view = pickerViewAloneLayout.getChildAt(i);
+            if (view instanceof LoopView) {
+                LoopView loopView = (LoopView) view;
+                loopView.setTypeface(typeface);
+            }
+        }
+    }
+
     public void setTextEllipsisLen(int len){
         int viewCount = pickerViewAloneLayout.getChildCount();
         for (int i = 0; i < viewCount; i++) {

android/src/main/java/com/beefe/picker/view/PickerViewLinkage.java

 package com.beefe.picker.view;
 
 import android.content.Context;
+import android.graphics.Typeface;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -603,6 +604,20 @@ public class PickerViewLinkage extends LinearLayout {
         }
     }
 
+    public void setTypeface(Typeface typeface){
+        switch (curRow) {
+            case 2:
+                loopViewOne.setTypeface(typeface);
+                loopViewTwo.setTypeface(typeface);
+                break;
+            case 3:
+                loopViewOne.setTypeface(typeface);
+                loopViewTwo.setTypeface(typeface);
+                loopViewThree.setTypeface(typeface);
+                break;
+        }
+    }
+
     public void setTextEllipsisLen(int len){
         switch (curRow) {
             case 2: