private void getMetricsWithSize(
DisplayMetrics outMetrics,
CompatibilityInfo compatInfo,
Configuration configuration,
int width,
int height) {
outMetrics.densityDpi = outMetrics.noncompatDensityDpi = logicalDensityDpi;
outMetrics.density =
outMetrics.noncompatDensity = logicalDensityDpi * DisplayMetrics.DENSITY_DEFAULT_SCALE;
outMetrics.scaledDensity = outMetrics.noncompatScaledDensity = outMetrics.density;
outMetrics.xdpi = outMetrics.noncompatXdpi = physicalXDpi;
outMetrics.ydpi = outMetrics.noncompatYdpi = physicalYDpi;
width =
(configuration != null
&& configuration.screenWidthDp != Configuration.SCREEN_WIDTH_DP_UNDEFINED)
? (int) ((configuration.screenWidthDp * outMetrics.density) + 0.5f)
: width;
height =
(configuration != null
&& configuration.screenHeightDp != Configuration.SCREEN_HEIGHT_DP_UNDEFINED)
? (int) ((configuration.screenHeightDp * outMetrics.density) + 0.5f)
: height;
outMetrics.noncompatWidthPixels = outMetrics.widthPixels = width;
outMetrics.noncompatHeightPixels = outMetrics.heightPixels = height;
if (!compatInfo.equals(CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO)) {
compatInfo.applyToDisplayMetrics(outMetrics);
}
}
/**
* Initializes and acquires the scene, creating various Android objects such as context, inflater,
* and parser.
*
* @param timeout the time to wait if another rendering is happening.
* @return whether the scene was prepared
* @see #acquire(long)
* @see #release()
*/
public Result init(long timeout) {
// acquire the lock. if the result is null, lock was just acquired, otherwise, return
// the result.
Result result = acquireLock(timeout);
if (result != null) {
return result;
}
// setup the ParserFactory
ParserFactory.setParserFactory(mParams.getLayoutlibCallback().getParserFactory());
HardwareConfig hardwareConfig = mParams.getHardwareConfig();
// setup the display Metrics.
DisplayMetrics metrics = new DisplayMetrics();
metrics.densityDpi = metrics.noncompatDensityDpi = hardwareConfig.getDensity().getDpiValue();
metrics.density =
metrics.noncompatDensity = metrics.densityDpi / (float) DisplayMetrics.DENSITY_DEFAULT;
metrics.scaledDensity = metrics.noncompatScaledDensity = metrics.density;
metrics.widthPixels = metrics.noncompatWidthPixels = hardwareConfig.getScreenWidth();
metrics.heightPixels = metrics.noncompatHeightPixels = hardwareConfig.getScreenHeight();
metrics.xdpi = metrics.noncompatXdpi = hardwareConfig.getXdpi();
metrics.ydpi = metrics.noncompatYdpi = hardwareConfig.getYdpi();
RenderResources resources = mParams.getResources();
// build the context
mContext =
new BridgeContext(
mParams.getProjectKey(),
metrics,
resources,
mParams.getAssets(),
mParams.getLayoutlibCallback(),
getConfiguration(),
mParams.getTargetSdkVersion(),
mParams.isRtlSupported());
setUp();
return SUCCESS.createResult();
}