android/source/src/java/org/libreoffice/FontController.java

   1 package org.libreoffice;
   2
   3 import android.app.Activity;
   4 import android.content.Context;
   5 import android.view.View;
   6 import android.widget.AdapterView;
   7 import android.widget.ArrayAdapter;
   8 import android.widget.Spinner;
   9
  10 import org.json.JSONArray;
  11 import org.json.JSONException;
  12 import org.json.JSONObject;
  13
  14 import java.util.ArrayList;
  15 import java.util.HashMap;
  16 import java.util.Iterator;
  17 import java.util.List;
  18 import java.util.Map;
  19
  20 public class FontController implements AdapterView.OnItemSelectedListener {
  21
  22     private boolean mFontNameSpinnerSet = false;
  23     private boolean mFontSizeSpinnerSet = false;
  24     private Activity mActivity;
  25     private List<String> mFontList = null;
  26     private List<String> mFontSizes = new ArrayList<String>();
  27     private Map<String, List<String>> mAllFontSizes = null;
  28
  29     private String mCurrentFontSelected = null;
  30     private String mCurrentFontSizeSelected = null;
  31
  32     public FontController(Activity activity) {
  33         mActivity = activity;
  34     }
  35
  36     private void sendFontChange(String fontName) {
  37         try {
  38             JSONObject json = new JSONObject();
  39             JSONObject valueJson = new JSONObject();
  40             valueJson.put("type", "string");
  41             valueJson.put("value", fontName);
  42             json.put("CharFontName.FamilyName", valueJson);
  43
  44             LOKitShell.sendEvent(new LOEvent(LOEvent.UNO_COMMAND, ".uno:CharFontName", json.toString()));
  45
  46         } catch (JSONException e) {
  47             e.printStackTrace();
  48         }
  49     }
  50
  51     private void sendFontSizeChange(String fontSize) {
  52         try {
  53             JSONObject json = new JSONObject();
  54             JSONObject valueJson = new JSONObject();
  55             valueJson.put("type", "float");
  56             valueJson.put("value", fontSize);
  57             json.put("FontHeight.Height", valueJson);
  58
  59             LOKitShell.sendEvent(new LOEvent(LOEvent.UNO_COMMAND, ".uno:FontHeight", json.toString()));
  60
  61         } catch (JSONException e) {
  62             e.printStackTrace();
  63         }
  64     }
  65
  66     @Override
  67     public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) {
  68         if (mFontList == null || !mFontNameSpinnerSet)
  69             return;
  70         if (parent == mActivity.findViewById(R.id.font_name_spinner)) {
  71             String currentFontSelected = parent.getItemAtPosition(pos).toString();
  72             if (!currentFontSelected.equals(mCurrentFontSelected)) {
  73                 mCurrentFontSelected = currentFontSelected;
  74                 sendFontChange(mCurrentFontSelected);
  75             }
  76         } else if (parent == mActivity.findViewById(R.id.font_size_spinner)) {
  77             String currentFontSizeSelected = parent.getItemAtPosition(pos).toString();
  78             if (!currentFontSizeSelected.equals(mCurrentFontSizeSelected)) {
  79                 mCurrentFontSizeSelected = currentFontSizeSelected;
  80                 sendFontSizeChange(mCurrentFontSizeSelected);
  81             }
  82         }
  83     }
  84
  85     @Override
  86     public void onNothingSelected(AdapterView parent) {
  87         // Do nothing.
  88     }
  89
  90     public void parseJson(String json) {
  91         mFontList = new ArrayList<String>();
  92         mAllFontSizes = new HashMap<String, List<String>>();
  93         try {
  94             JSONObject jObject = new JSONObject(json);
  95             JSONObject jObject2 = jObject.getJSONObject("commandValues");
  96             Iterator<String> keys = jObject2.keys();
  97             List<String> fontSizes;
  98             while (keys.hasNext()) {
  99                 String key = keys.next();
 100                 mFontList.add(key);
 101                 JSONArray array = jObject2.getJSONArray(key);
 102                 fontSizes = new ArrayList<String>();
 103                 for (int i = 0; i < array.length(); i++) {
 104                     fontSizes.add(array.getString(i));
 105                 }
 106                 mAllFontSizes.put(key, fontSizes);
 107             }
 108         } catch (JSONException e) {
 109             e.printStackTrace();
 110         }
 111     }
 112
 113     public void setupFontViews() {
 114         LOKitShell.getMainHandler().post(new Runnable() {
 115             public void run() {
 116                 setupFontNameSpinner();
 117                 setupFontSizeSpinner();
 118             }
 119         });
 120     }
 121
 122     private void setupFontNameSpinner() {
 123         Spinner fontSpinner = (Spinner) mActivity.findViewById(R.id.font_name_spinner);
 124         ArrayAdapter<String> dataAdapter = new ArrayAdapter<String>(mActivity, android.R.layout.simple_spinner_item, mFontList);
 125         dataAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
 126         fontSpinner.setAdapter(dataAdapter);
 127     }
 128
 129     private void setupFontSizeSpinner() {
 130         Spinner fontSizeSpinner = (Spinner) mActivity.findViewById(R.id.font_size_spinner);
 131         ArrayAdapter<String> dataAdapter = new ArrayAdapter<String>(mActivity, android.R.layout.simple_spinner_item, mFontSizes);
 132         dataAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
 133         fontSizeSpinner.setAdapter(dataAdapter);
 134     }
 135
 136     public void selectFont(final String fontName) {
 137         LOKitShell.getMainHandler().post(new Runnable() {
 138             public void run() {
 139                 selectFontCurrentThread(fontName);
 140             }
 141         });
 142     }
 143
 144     private void selectFontCurrentThread(String fontName) {
 145         Spinner spinner = (Spinner) mActivity.findViewById(R.id.font_name_spinner);
 146
 147         if (!mFontNameSpinnerSet) {
 148             spinner.setOnItemSelectedListener(this);
 149             mFontNameSpinnerSet = true;
 150         }
 151
 152         if (fontName.equals(mCurrentFontSelected))
 153             return;
 154
 155         ArrayAdapter<String> arrayAdapter = (ArrayAdapter<String>) spinner.getAdapter();
 156         int position = arrayAdapter.getPosition(fontName);
 157         if (position != -1) {
 158             mCurrentFontSelected = fontName;
 159             spinner.setSelection(position);
 160         }
 161
 162         resetFontSizes(fontName);
 163     }
 164
 165     private void resetFontSizes(String fontName) {
 166         Spinner spinner = (Spinner) mActivity.findViewById(R.id.font_size_spinner);
 167         ArrayAdapter<String> arrayAdapter = (ArrayAdapter<String>) spinner.getAdapter();
 168
 169         List<String> fontSizes = mAllFontSizes.get(fontName);
 170         if (fontSizes != null) {
 171             arrayAdapter.clear();
 172             arrayAdapter.addAll(mAllFontSizes.get(fontName));
 173         }
 174     }
 175
 176     public void selectFontSize(final String fontSize) {
 177         LOKitShell.getMainHandler().post(new Runnable() {
 178             public void run() {
 179                 selectFontSizeCurrentThread(fontSize);
 180             }
 181         });
 182     }
 183
 184     private void selectFontSizeCurrentThread(String fontSize) {
 185         Spinner spinner = (Spinner) mActivity.findViewById(R.id.font_size_spinner);
 186         if (!mFontSizeSpinnerSet) {
 187             spinner.setOnItemSelectedListener(this);
 188             mFontSizeSpinnerSet = true;
 189         }
 190
 191         if (fontSize.equals(mCurrentFontSizeSelected))
 192             return;
 193
 194         ArrayAdapter<String> arrayAdapter = (ArrayAdapter<String>) spinner.getAdapter();
 195
 196         int position = arrayAdapter.getPosition(fontSize);
 197         if (position != -1) {
 198             mCurrentFontSizeSelected = fontSize;
 199             spinner.setSelection(position, false);
 200         }
 201
 202     }
 203 }