Add defaults for caption colors and edge type, fix preview size

BUG: 15116066
BUG: 8151470
Change-Id: Ieca00f0da209138bdfa691715720263ef5406773
This commit is contained in:
Alan Viverette
2014-06-05 13:51:14 -07:00
parent bf088b5f5d
commit a83a532dde
7 changed files with 46 additions and 12 deletions

View File

@@ -29,6 +29,7 @@ import android.preference.Preference.OnPreferenceChangeListener;
import android.provider.Settings;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnLayoutChangeListener;
import android.view.ViewGroup;
import android.view.ViewGroup.LayoutParams;
import android.view.accessibility.CaptioningManager;
@@ -64,11 +65,13 @@ public class CaptionPropertiesFragment extends SettingsPreferenceFragment
private static final String PREF_PRESET = "captioning_preset";
private static final String PREF_CUSTOM = "custom";
private static final float DEFAULT_FONT_SIZE = 48f;
/** WebVtt specifies line height as 5.3% of the viewport height. */
private static final float LINE_HEIGHT_RATIO = 0.0533f;
private CaptioningManager mCaptioningManager;
private SubtitleView mPreviewText;
private View mPreviewWindow;
private View mPreviewViewport;
private SwitchBar mSwitchBar;
private ToggleSwitch mToggleSwitch;
@@ -130,13 +133,21 @@ public class CaptionPropertiesFragment extends SettingsPreferenceFragment
mPreviewText = (SubtitleView) view.findViewById(R.id.preview_text);
mPreviewText.setVisibility(enabled ? View.VISIBLE : View.INVISIBLE);
mPreviewWindow = view.findViewById(R.id.preview_window);
mPreviewViewport = view.findViewById(R.id.preview_viewport);
mPreviewViewport.addOnLayoutChangeListener(new OnLayoutChangeListener() {
@Override
public void onLayoutChange(View v, int left, int top, int right, int bottom,
int oldLeft, int oldTop, int oldRight, int oldBottom) {
refreshPreviewText();
}
});
SettingsActivity activity = (SettingsActivity) getActivity();
mSwitchBar = activity.getSwitchBar();
mToggleSwitch = mSwitchBar.getSwitch();
mToggleSwitch.setCheckedInternal(enabled);
mPreviewWindow = view.findViewById(R.id.preview_window);
getPreferenceScreen().setEnabled(enabled);
refreshPreviewText();
@@ -164,7 +175,7 @@ public class CaptionPropertiesFragment extends SettingsPreferenceFragment
final SubtitleView preview = mPreviewText;
if (preview != null) {
final int styleId = mCaptioningManager.getRawUserStyle();
applyCaptionProperties(mCaptioningManager, preview, styleId);
applyCaptionProperties(mCaptioningManager, preview, mPreviewViewport, styleId);
final Locale locale = mCaptioningManager.getLocale();
if (locale != null) {
@@ -176,18 +187,29 @@ public class CaptionPropertiesFragment extends SettingsPreferenceFragment
}
final CaptionStyle style = mCaptioningManager.getUserStyle();
mPreviewWindow.setBackgroundColor(style.windowColor);
if (style.hasWindowColor()) {
mPreviewWindow.setBackgroundColor(style.windowColor);
} else {
final CaptionStyle defStyle = CaptionStyle.DEFAULT;
mPreviewWindow.setBackgroundColor(defStyle.windowColor);
}
}
}
public static void applyCaptionProperties(
CaptioningManager manager, SubtitleView previewText, int styleId) {
public static void applyCaptionProperties(CaptioningManager manager, SubtitleView previewText,
View previewWindow, int styleId) {
previewText.setStyle(styleId);
final Context context = previewText.getContext();
final ContentResolver cr = context.getContentResolver();
final float fontScale = manager.getFontScale();
previewText.setTextSize(fontScale * DEFAULT_FONT_SIZE);
if (previewWindow != null) {
previewText.setTextSize(previewWindow.getHeight() * LINE_HEIGHT_RATIO * fontScale);
} else {
final float textSize = context.getResources().getDimension(
R.dimen.caption_preview_text_size);
previewText.setTextSize(textSize * fontScale);
}
final Locale locale = manager.getLocale();
if (locale != null) {
@@ -341,7 +363,7 @@ public class CaptionPropertiesFragment extends SettingsPreferenceFragment
final int opacityValue = opacity.getValue();
final int value;
if (Color.alpha(colorValue) == 0) {
value = Color.alpha(opacityValue);
value = colorValue & 0x00FFFF00 | Color.alpha(opacityValue);
} else {
value = colorValue & 0x00FFFFFF | opacityValue & 0xFF000000;
}

View File

@@ -60,7 +60,7 @@ public class ColorPreference extends ListDialogPreference {
@Override
public boolean shouldDisableDependents() {
return getValue() == Color.TRANSPARENT || super.shouldDisableDependents();
return Color.alpha(getValue()) == 0 || super.shouldDisableDependents();
}
@Override

View File

@@ -49,10 +49,11 @@ public class PresetPreference extends ListDialogPreference {
@Override
protected void onBindListItem(View view, int index) {
final View previewViewport = view.findViewById(R.id.preview_viewport);
final SubtitleView previewText = (SubtitleView) view.findViewById(R.id.preview);
final int value = getValueAt(index);
CaptionPropertiesFragment.applyCaptionProperties(
mCaptioningManager, previewText, value);
mCaptioningManager, previewText, previewViewport, value);
final float density = getContext().getResources().getDisplayMetrics().density;
previewText.setTextSize(DEFAULT_FONT_SIZE * density);