Examples with FontLoader com.android.layoutlib.bridge.impl.FontLoader used on opensource projects

Example 1 with FontLoader

use of com.android.layoutlib.bridge.impl.FontLoader in project android_frameworks_base by ParanoidAndroid.

the class Bridge method init.

@Override
public boolean init(Map<String, String> platformProperties, File fontLocation, Map<String, Map<String, Integer>> enumValueMap, LayoutLog log) {
    sPlatformProperties = platformProperties;
    sEnumValueMap = enumValueMap;
    // don't use EnumSet.allOf(), because the bridge doesn't come with its specific version
    // of layoutlib_api. It is provided by the client which could have a more recent version
    // with newer, unsupported capabilities.
    mCapabilities = EnumSet.of(Capability.UNBOUND_RENDERING, Capability.CUSTOM_BACKGROUND_COLOR, Capability.RENDER, Capability.LAYOUT_ONLY, Capability.EMBEDDED_LAYOUT, Capability.VIEW_MANIPULATION, Capability.PLAY_ANIMATION, Capability.ANIMATED_VIEW_MANIPULATION, Capability.ADAPTER_BINDING, Capability.EXTENDED_VIEWINFO, Capability.FIXED_SCALABLE_NINE_PATCH);
    BridgeAssetManager.initSystem();
    // When DEBUG_LAYOUT is set and is not 0 or false, setup a default listener
    // on static (native) methods which prints the signature on the console and
    // throws an exception.
    // This is useful when testing the rendering in ADT to identify static native
    // methods that are ignored -- layoutlib_create makes them returns 0/false/null
    // which is generally OK yet might be a problem, so this is how you'd find out.
    //
    // Currently layoutlib_create only overrides static native method.
    // Static non-natives are not overridden and thus do not get here.
    final String debug = System.getenv("DEBUG_LAYOUT");
    if (debug != null && !debug.equals("0") && !debug.equals("false")) {
        OverrideMethod.setDefaultListener(new MethodAdapter() {

            @Override
            public void onInvokeV(String signature, boolean isNative, Object caller) {
                sDefaultLog.error(null, "Missing Stub: " + signature + (isNative ? " (native)" : ""), null);
                if (debug.equalsIgnoreCase("throw")) {
                    // throw it only if the environment variable is "throw" or "THROW".
                    throw new StaticMethodNotImplementedException(signature);
                }
            }
        });
    }
    // load the fonts.
    FontLoader fontLoader = FontLoader.create(fontLocation.getAbsolutePath());
    if (fontLoader != null) {
        Typeface_Delegate.init(fontLoader);
    } else {
        log.error(LayoutLog.TAG_BROKEN, "Failed create FontLoader in layout lib.", null);
        return false;
    }
    // the internal version), and put the content in the maps.
    try {
        Class<?> r = com.android.internal.R.class;
        for (Class<?> inner : r.getDeclaredClasses()) {
            String resTypeName = inner.getSimpleName();
            ResourceType resType = ResourceType.getEnum(resTypeName);
            if (resType != null) {
                Map<String, Integer> fullMap = new HashMap<String, Integer>();
                sRevRMap.put(resType, fullMap);
                for (Field f : inner.getDeclaredFields()) {
                    // only process static final fields. Since the final attribute may have
                    // been altered by layoutlib_create, we only check static
                    int modifiers = f.getModifiers();
                    if (Modifier.isStatic(modifiers)) {
                        Class<?> type = f.getType();
                        if (type.isArray() && type.getComponentType() == int.class) {
                            // if the object is an int[] we put it in sRArrayMap using an IntArray
                            // wrapper that properly implements equals and hashcode for the array
                            // objects, as required by the map contract.
                            sRArrayMap.put(new IntArray((int[]) f.get(null)), f.getName());
                        } else if (type == int.class) {
                            Integer value = (Integer) f.get(null);
                            sRMap.put(value, Pair.of(resType, f.getName()));
                            fullMap.put(f.getName(), value);
                        } else {
                            assert false;
                        }
                    }
                }
            }
        }
    } catch (Throwable throwable) {
        if (log != null) {
            log.error(LayoutLog.TAG_BROKEN, "Failed to load com.android.internal.R from the layout library jar", throwable);
        }
        return false;
    }
    return true;
}