PawletOS/app_Settings
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Ensure "default" and "none" caption colors are consistent w/ framework

Browse Source 
Also enables scroll indicators in color grid dialog.

Bug: 21602597
Change-Id: I7fabd36787fc8689966eb8dcece3d4d047ee8066
This commit is contained in:
Alan Viverette
2015-06-22 13:05:45 -07:00
parent 14f5da9b4d
commit 751625e9a2
3 changed files with 39 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
res/layout/grid_picker_dialog.xml
View File

@@ -31,7 +31,8 @@
android:numColumns="auto_fit"
android:columnWidth="96dp"
android:scrollbarStyle="insideOverlay"
android:stretchMode="columnWidth" />
android:stretchMode="columnWidth"
android:scrollIndicators="top|bottom" />
<!-- HACK: Setting minHeight has no effect within a dialog layout,
so this view keeps the minimum height above 300dp. -->

2
res/values/arrays.xml
View File

@@ -829,7 +829,7 @@
<!-- Values for captioning color preference. -->
<integer-array name="captioning_color_selector_values" translatable="false" >
<item>0x00000100</item>
<item>0x00FFFFFF</item>
<item>0xFFFFFFFF</item>
<item>0xFF000000</item>
<item>0xFFFF0000</item>

43
src/com/android/settings/accessibility/CaptionPropertiesFragment.java
View File

@@ -344,9 +344,17 @@ public class CaptionPropertiesFragment extends SettingsPreferenceFragment
mEdgeType.setValue(attrs.edgeType);
mEdgeColor.setValue(attrs.edgeColor);
parseColorOpacity(mForegroundColor, mForegroundOpacity, attrs.foregroundColor);
parseColorOpacity(mBackgroundColor, mBackgroundOpacity, attrs.backgroundColor);
parseColorOpacity(mWindowColor, mWindowOpacity, attrs.windowColor);
final int foregroundColor = attrs.hasForegroundColor() ?
attrs.foregroundColor : CaptionStyle.COLOR_UNSPECIFIED;
parseColorOpacity(mForegroundColor, mForegroundOpacity, foregroundColor);
final int backgroundColor = attrs.hasBackgroundColor() ?
attrs.backgroundColor : CaptionStyle.COLOR_UNSPECIFIED;
parseColorOpacity(mBackgroundColor, mBackgroundOpacity, backgroundColor);
final int windowColor = attrs.hasWindowColor() ?
attrs.windowColor : CaptionStyle.COLOR_UNSPECIFIED;
parseColorOpacity(mWindowColor, mWindowOpacity, windowColor);
final String rawTypeface = attrs.mRawTypeface;
mTypeface.setValue(rawTypeface == null ? "" : rawTypeface);
@@ -355,27 +363,48 @@ public class CaptionPropertiesFragment extends SettingsPreferenceFragment
mLocale.setValue(rawLocale == null ? "" : rawLocale);
}
/**
* Unpack the specified color value and update the preferences.
*
* @param color color preference
* @param opacity opacity preference
* @param value packed value
*/
private void parseColorOpacity(ColorPreference color, ColorPreference opacity, int value) {
final int colorValue;
final int opacityValue;
if (Color.alpha(value) == 0) {
if (!CaptionStyle.hasColor(value)) {
// "Default" color with variable alpha.
colorValue = CaptionStyle.COLOR_UNSPECIFIED;
opacityValue = (value & 0xFF) << 24;
} else if ((value >>> 24) == 0) {
// "None" color with variable alpha.
colorValue = Color.TRANSPARENT;
opacityValue = (value & 0xFF) << 24;
} else {
// Normal color.
colorValue = value | 0xFF000000;
opacityValue = value & 0xFF000000;
}
color.setValue(colorValue);
// Opacity value is always white.
opacity.setValue(opacityValue | 0xFFFFFF);
color.setValue(colorValue);
}
private int mergeColorOpacity(ColorPreference color, ColorPreference opacity) {
final int colorValue = color.getValue();
final int opacityValue = opacity.getValue();
final int value;
if (Color.alpha(colorValue) == 0) {
value = colorValue & 0x00FFFF00 | Color.alpha(opacityValue);
// "Default" is 0x00FFFFFF or, for legacy support, 0x00000100.
if (!CaptionStyle.hasColor(colorValue)) {
// Encode "default" as 0x00FFFFaa.
value = 0x00FFFF00 | Color.alpha(opacityValue);
} else if (colorValue == Color.TRANSPARENT) {
// Encode "none" as 0x000000aa.
value = Color.alpha(opacityValue);
} else {
// Encode custom color normally.
value = colorValue & 0x00FFFFFF | opacityValue & 0xFF000000;
}
return value;