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

   1 package org.libreoffice;
   2
   3 import android.graphics.Color;
   4 import android.graphics.Rect;
   5 import com.google.android.material.bottomsheet.BottomSheetBehavior;
   6 import androidx.recyclerview.widget.GridLayoutManager;
   7 import androidx.recyclerview.widget.RecyclerView;
   8 import android.view.View;
   9 import android.widget.AdapterView;
  10 import android.widget.ArrayAdapter;
  11 import android.widget.Button;
  12 import android.widget.ImageButton;
  13 import android.widget.LinearLayout;
  14 import android.widget.RelativeLayout;
  15 import android.widget.Spinner;
  16
  17 import org.json.JSONArray;
  18 import org.json.JSONException;
  19 import org.json.JSONObject;
  20
  21 import java.util.ArrayList;
  22
  23 public class FontController implements AdapterView.OnItemSelectedListener {
  24
  25     /** -1 as value in ".uno:Color" et al. means "automatic color"/no color set. */
  26     private static final int COLOR_AUTO = -1;
  27
  28     private boolean mFontNameSpinnerSet = false;
  29     private boolean mFontSizeSpinnerSet = false;
  30     private final LibreOfficeMainActivity mActivity;
  31     private final ArrayList<String> mFontList = new ArrayList<>();
  32     private final ArrayList<String> mFontSizes = new ArrayList<>();
  33
  34     private String mCurrentFontSelected = null;
  35     private String mCurrentFontSizeSelected = null;
  36
  37     public FontController(LibreOfficeMainActivity activity) {
  38         mActivity = activity;
  39     }
  40     private BottomSheetBehavior colorPickerBehavior;
  41     private BottomSheetBehavior backColorPickerBehavior;
  42     private BottomSheetBehavior toolBarBottomBehavior;
  43     private ColorPickerAdapter colorPickerAdapter;
  44     private ColorPickerAdapter backColorPickerAdapter;
  45
  46     final ColorPaletteListener colorPaletteListener = new ColorPaletteListener() {
  47         @Override
  48         public void applyColor(int color) {
  49             sendFontColorChange(color, false);
  50         }
  51
  52         @Override
  53         public void updateColorPickerPosition(int color) {
  54             if (colorPickerAdapter == null) {
  55                 return;
  56             }
  57             if (color == COLOR_AUTO) {
  58                 colorPickerAdapter.unselectColors();
  59                 changeFontColorBoxColor(Color.TRANSPARENT);
  60                 return;
  61             }
  62             final int colorWithAlpha = color | 0xFF000000;
  63             colorPickerAdapter.findSelectedTextColor(colorWithAlpha);
  64             changeFontColorBoxColor(colorWithAlpha);
  65         }
  66     };
  67
  68     final ColorPaletteListener backColorPaletteListener = new ColorPaletteListener() {
  69         @Override
  70         public void applyColor(int color) {
  71             sendFontBackColorChange(color, false);
  72         }
  73
  74         @Override
  75         public void updateColorPickerPosition(int color) {
  76             if (backColorPickerAdapter == null) {
  77                 return;
  78             }
  79             if (color == COLOR_AUTO) {
  80                 backColorPickerAdapter.unselectColors();
  81                 changeFontBackColorBoxColor(Color.TRANSPARENT);
  82                 return;
  83             }
  84             final int colorWithAlpha = color | 0xFF000000;
  85             backColorPickerAdapter.findSelectedTextColor(colorWithAlpha);
  86             changeFontBackColorBoxColor(colorWithAlpha);
  87         }
  88     };
  89
  90     private void changeFontColorBoxColor(final int color){
  91         final ImageButton fontColorPickerButton = mActivity.findViewById(R.id.font_color_picker_button);
  92
  93         LOKitShell.getMainHandler().post(new Runnable() {
  94             @Override
  95             public void run() {
  96                 fontColorPickerButton.setBackgroundColor(color);
  97             }
  98         });
  99     }
 100
 101     private void changeFontBackColorBoxColor(final int color){
 102         final ImageButton fontBackColorPickerButton = mActivity.findViewById(R.id.font_back_color_picker_button);
 103
 104         LOKitShell.getMainHandler().post(new Runnable() {
 105             @Override
 106             public void run() {
 107                 fontBackColorPickerButton.setBackgroundColor(color);
 108             }
 109         });
 110     }
 111
 112     private void sendFontChange(String fontName) {
 113         try {
 114             JSONObject json = new JSONObject();
 115             JSONObject valueJson = new JSONObject();
 116             valueJson.put("type", "string");
 117             valueJson.put("value", fontName);
 118             json.put("CharFontName.FamilyName", valueJson);
 119
 120             LOKitShell.sendEvent(new LOEvent(LOEvent.UNO_COMMAND, ".uno:CharFontName", json.toString()));
 121
 122         } catch (JSONException e) {
 123             e.printStackTrace();
 124         }
 125     }
 126
 127     private void sendFontSizeChange(String fontSize) {
 128         try {
 129             JSONObject json = new JSONObject();
 130             JSONObject valueJson = new JSONObject();
 131             valueJson.put("type", "float");
 132             valueJson.put("value", fontSize);
 133             json.put("FontHeight.Height", valueJson);
 134
 135             LOKitShell.sendEvent(new LOEvent(LOEvent.UNO_COMMAND, ".uno:FontHeight", json.toString()));
 136
 137         } catch (JSONException e) {
 138             e.printStackTrace();
 139         }
 140     }
 141
 142     private void sendFontColorChange(int color, boolean keepAlpha){
 143         try {
 144             JSONObject json = new JSONObject();
 145             JSONObject valueJson = new JSONObject();
 146             valueJson.put("type", "long");
 147             valueJson.put("value", keepAlpha ? color : 0x00FFFFFF & color);
 148             json.put("Color", valueJson);
 149
 150             LOKitShell.sendEvent(new LOEvent(LOEvent.UNO_COMMAND, ".uno:Color", json.toString()));
 151             changeFontColorBoxColor(color);
 152
 153         } catch (JSONException e) {
 154             e.printStackTrace();
 155         }
 156     }
 157
 158     /*
 159      * 0x00FFFFFF & color operation removes the alpha which is FF,
 160      * if we don't remove it, the color value becomes negative which is not recognized by LOK
 161      */
 162     private void sendFontBackColorChange(int color, boolean keepAlpha) {
 163         try {
 164             JSONObject json = new JSONObject();
 165             JSONObject valueJson = new JSONObject();
 166             valueJson.put("type", "long");
 167             valueJson.put("value", keepAlpha ? color : 0x00FFFFFF & color);
 168             if(mActivity.getTileProvider().isSpreadsheet()){
 169                 json.put("BackgroundColor", valueJson);
 170                 LOKitShell.sendEvent(new LOEvent(LOEvent.UNO_COMMAND, ".uno:BackgroundColor", json.toString()));
 171             }else {
 172                 json.put("CharBackColor", valueJson);
 173                 LOKitShell.sendEvent(new LOEvent(LOEvent.UNO_COMMAND, ".uno:CharBackColor", json.toString()));
 174             }
 175
 176             changeFontBackColorBoxColor(color);
 177
 178         } catch (JSONException e) {
 179             e.printStackTrace();
 180         }
 181     }
 182
 183
 184     @Override
 185     public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) {
 186         if (mFontList.isEmpty() || !mFontNameSpinnerSet)
 187             return;
 188         if (parent == mActivity.findViewById(R.id.font_name_spinner)) {
 189             String currentFontSelected = parent.getItemAtPosition(pos).toString();
 190             if (!currentFontSelected.equals(mCurrentFontSelected)) {
 191                 mCurrentFontSelected = currentFontSelected;
 192                 sendFontChange(mCurrentFontSelected);
 193             }
 194         } else if (parent == mActivity.findViewById(R.id.font_size_spinner)) {
 195             String currentFontSizeSelected = parent.getItemAtPosition(pos).toString();
 196             if (!currentFontSizeSelected.equals(mCurrentFontSizeSelected)) {
 197                 mCurrentFontSizeSelected = currentFontSizeSelected;
 198                 sendFontSizeChange(mCurrentFontSizeSelected);
 199             }
 200         }
 201     }
 202
 203     @Override
 204     public void onNothingSelected(AdapterView parent) {
 205         // Do nothing.
 206     }
 207
 208     public void parseJson(String json) {
 209         mFontList.clear();
 210         mFontSizes.clear();
 211         try {
 212             JSONObject jObject = new JSONObject(json);
 213             final JSONArray fontNameArray = jObject.getJSONArray("FontNames");
 214             for (int i = 0; i < fontNameArray.length(); i++) {
 215                 mFontList.add(fontNameArray.getString(i));
 216             }
 217
 218             final JSONArray fontSizeArray = jObject.getJSONArray("FontSizes");
 219             for (int i = 0; i < fontSizeArray.length(); i++) {
 220                 mFontSizes.add(fontSizeArray.getString(i));
 221             }
 222         } catch (JSONException e) {
 223             e.printStackTrace();
 224         }
 225     }
 226
 227     public void setupFontViews() {
 228         LOKitShell.getMainHandler().post(new Runnable() {
 229             public void run() {
 230                 setupFontNameSpinner();
 231                 setupFontSizeSpinner();
 232                 setupColorPicker();
 233                 setupBackColorPicker();
 234             }
 235         });
 236     }
 237
 238     private void setupFontNameSpinner() {
 239         Spinner fontSpinner = mActivity.findViewById(R.id.font_name_spinner);
 240         ArrayAdapter<String> dataAdapter = new ArrayAdapter<>(mActivity, android.R.layout.simple_spinner_item, mFontList);
 241         dataAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
 242         fontSpinner.setAdapter(dataAdapter);
 243     }
 244
 245     private void setupFontSizeSpinner() {
 246         Spinner fontSizeSpinner = mActivity.findViewById(R.id.font_size_spinner);
 247         ArrayAdapter<String> dataAdapter = new ArrayAdapter<>(mActivity, android.R.layout.simple_spinner_item, mFontSizes);
 248         dataAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
 249         fontSizeSpinner.setAdapter(dataAdapter);
 250     }
 251
 252     private void setupColorPicker(){
 253         LinearLayout colorPickerLayout = mActivity.findViewById(R.id.toolbar_color_picker);
 254
 255         RecyclerView recyclerView = colorPickerLayout.findViewById(R.id.fontColorView);
 256         GridLayoutManager gridLayoutManager = new GridLayoutManager(mActivity, 11, GridLayoutManager.VERTICAL, true);
 257         recyclerView.setHasFixedSize(true);
 258         recyclerView.setLayoutManager(gridLayoutManager);
 259
 260
 261
 262         RecyclerView recyclerView2 = colorPickerLayout.findViewById(R.id.fontColorViewSub);
 263         GridLayoutManager gridLayoutManager2 = new GridLayoutManager(mActivity,4);
 264         recyclerView2.setHasFixedSize(true);
 265         recyclerView2.addItemDecoration(new RecyclerView.ItemDecoration() {
 266
 267             @Override
 268             public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
 269                 outRect.bottom = 3;
 270                 outRect.top = 3;
 271                 outRect.left = 3;
 272                 outRect.right = 3;
 273             }
 274         });
 275         recyclerView2.setLayoutManager(gridLayoutManager2);
 276
 277         ColorPaletteAdapter colorPaletteAdapter = new ColorPaletteAdapter(mActivity, colorPaletteListener);
 278         recyclerView2.setAdapter(colorPaletteAdapter);
 279
 280         this.colorPickerAdapter = new ColorPickerAdapter(mActivity, colorPaletteAdapter, colorPaletteListener);
 281         recyclerView.setAdapter(colorPickerAdapter);
 282         RelativeLayout fontColorPicker = mActivity.findViewById(R.id.font_color_picker);
 283         ImageButton fontColorPickerButton = mActivity.findViewById(R.id.font_color_picker_button);
 284         View.OnClickListener clickListener = new View.OnClickListener(){
 285             @Override
 286             public void onClick(View view) {
 287                 toolBarBottomBehavior.setState(BottomSheetBehavior.STATE_COLLAPSED);
 288                 colorPickerBehavior.setState(BottomSheetBehavior.STATE_EXPANDED);
 289                 mActivity.findViewById(R.id.search_toolbar).setVisibility(View.GONE);
 290             }
 291         };
 292         LinearLayout toolbarBottomLayout = mActivity.findViewById(R.id.toolbar_bottom);
 293         colorPickerBehavior = BottomSheetBehavior.from(colorPickerLayout);
 294         toolBarBottomBehavior = BottomSheetBehavior.from(toolbarBottomLayout);
 295
 296         ImageButton pickerGoBackButton = colorPickerLayout.findViewById(R.id.button_go_back_color_picker);
 297         pickerGoBackButton.setOnClickListener(new View.OnClickListener() {
 298             @Override
 299             public void onClick(View view) {
 300                 toolBarBottomBehavior.setState(BottomSheetBehavior.STATE_EXPANDED);
 301                 colorPickerBehavior.setState(BottomSheetBehavior.STATE_COLLAPSED);
 302             }
 303         });
 304
 305
 306         fontColorPicker.setOnClickListener(clickListener);
 307         fontColorPickerButton.setOnClickListener(clickListener);
 308
 309         final Button autoColorButton = colorPickerLayout.findViewById(R.id.button_auto_color);
 310         autoColorButton.setOnClickListener(view -> {
 311             sendFontColorChange(COLOR_AUTO, true);
 312         });
 313     }
 314
 315     private void setupBackColorPicker(){
 316         LinearLayout backColorPickerLayout = mActivity.findViewById(R.id.toolbar_back_color_picker);
 317
 318         RecyclerView recyclerView = backColorPickerLayout.findViewById(R.id.fontColorView);
 319         GridLayoutManager gridLayoutManager = new GridLayoutManager(mActivity, 11, GridLayoutManager.VERTICAL, true);
 320         recyclerView.setHasFixedSize(true);
 321         recyclerView.setLayoutManager(gridLayoutManager);
 322
 323
 324
 325         RecyclerView recyclerView2 = backColorPickerLayout.findViewById(R.id.fontColorViewSub);
 326         GridLayoutManager gridLayoutManager2 = new GridLayoutManager(mActivity,4);
 327         recyclerView2.setHasFixedSize(true);
 328         recyclerView2.addItemDecoration(new RecyclerView.ItemDecoration() {
 329
 330             @Override
 331             public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
 332                 outRect.bottom = 3;
 333                 outRect.top = 3;
 334                 outRect.left = 3;
 335                 outRect.right = 3;
 336             }
 337         });
 338         recyclerView2.setLayoutManager(gridLayoutManager2);
 339
 340         ColorPaletteAdapter colorPaletteAdapter = new ColorPaletteAdapter(mActivity, backColorPaletteListener);
 341         recyclerView2.setAdapter(colorPaletteAdapter);
 342
 343         this.backColorPickerAdapter = new ColorPickerAdapter(mActivity, colorPaletteAdapter, backColorPaletteListener);
 344         recyclerView.setAdapter(backColorPickerAdapter);
 345         RelativeLayout fontColorPicker = mActivity.findViewById(R.id.font_back_color_picker);
 346         ImageButton fontColorPickerButton = mActivity.findViewById(R.id.font_back_color_picker_button);
 347         View.OnClickListener clickListener = new View.OnClickListener(){
 348             @Override
 349             public void onClick(View view) {
 350                 toolBarBottomBehavior.setState(BottomSheetBehavior.STATE_COLLAPSED);
 351                 backColorPickerBehavior.setState(BottomSheetBehavior.STATE_EXPANDED);
 352                 mActivity.findViewById(R.id.search_toolbar).setVisibility(View.GONE);
 353             }
 354         };
 355         LinearLayout toolbarBottomLayout = mActivity.findViewById(R.id.toolbar_bottom);
 356         backColorPickerBehavior = BottomSheetBehavior.from(backColorPickerLayout);
 357         toolBarBottomBehavior = BottomSheetBehavior.from(toolbarBottomLayout);
 358
 359         ImageButton pickerGoBackButton = backColorPickerLayout.findViewById(R.id.button_go_back_color_picker);
 360         pickerGoBackButton.setOnClickListener(new View.OnClickListener() {
 361             @Override
 362             public void onClick(View view) {
 363                 toolBarBottomBehavior.setState(BottomSheetBehavior.STATE_EXPANDED);
 364                 backColorPickerBehavior.setState(BottomSheetBehavior.STATE_COLLAPSED);
 365             }
 366         });
 367
 368
 369         fontColorPicker.setOnClickListener(clickListener);
 370         fontColorPickerButton.setOnClickListener(clickListener);
 371
 372         final Button autoColorButton = backColorPickerLayout.findViewById(R.id.button_auto_color);
 373         autoColorButton.setOnClickListener(view -> {
 374             sendFontBackColorChange(COLOR_AUTO, true);
 375         });
 376     }
 377
 378     public void selectFont(final String fontName) {
 379         LOKitShell.getMainHandler().post(new Runnable() {
 380             public void run() {
 381                 selectFontCurrentThread(fontName);
 382             }
 383         });
 384     }
 385
 386     private void selectFontCurrentThread(String fontName) {
 387         Spinner spinner = mActivity.findViewById(R.id.font_name_spinner);
 388         if (!mFontNameSpinnerSet) {
 389             spinner.setOnItemSelectedListener(this);
 390             mFontNameSpinnerSet = true;
 391         }
 392
 393         if (fontName.equals(mCurrentFontSelected))
 394             return;
 395
 396         int position = mFontList.indexOf(fontName);
 397         if (position != -1) {
 398             mCurrentFontSelected = fontName;
 399             spinner.setSelection(position,false);
 400         }
 401     }
 402
 403     public void selectFontSize(final String fontSize) {
 404         LOKitShell.getMainHandler().post(new Runnable() {
 405             public void run() {
 406                 selectFontSizeCurrentThread(fontSize);
 407             }
 408         });
 409     }
 410
 411     private void selectFontSizeCurrentThread(String fontSize) {
 412         Spinner spinner = mActivity.findViewById(R.id.font_size_spinner);
 413         if (!mFontSizeSpinnerSet) {
 414             spinner.setOnItemSelectedListener(this);
 415             mFontSizeSpinnerSet = true;
 416         }
 417
 418         if (fontSize.equals(mCurrentFontSizeSelected))
 419             return;
 420
 421         int position = mFontSizes.indexOf(fontSize);
 422         if (position != -1) {
 423             mCurrentFontSizeSelected = fontSize;
 424             spinner.setSelection(position, false);
 425         }
 426     }
 427 }