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Code Issues Projects Releases Packages Wiki Activity Actions

tune colors a little

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Helium314 2023-07-30 20:58:46 +02:00
parent d9ebf2866c
commit 20aa6cf057
5 changed files with 49 additions and 31 deletions
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5
app/src/main/java/org/dslul/openboard/inputmethod/keyboard/emoji/EmojiPalettesView.java
View file

@ -167,7 +167,7 @@ public final class EmojiPalettesView extends LinearLayout
iconView.setBackgroundColor(mCategoryPageIndicatorBackground);
final Colors colors = Settings.getInstance().getCurrent().mColors;
if (colors.isCustom) {
iconView.getBackground().setColorFilter(colors.backgroundFilter);
iconView.getBackground().setColorFilter(colors.adjustedBackgroundFilter);
iconView.setColorFilter(colors.keyTextFilter);
}
iconView.setImageResource(mEmojiCategory.getCategoryTabIcon(categoryId));
@ -280,8 +280,7 @@ public final class EmojiPalettesView extends LinearLayout
DrawableCompat.setTintMode(mSpacebar.getBackground(), PorterDuff.Mode.MULTIPLY);
DrawableCompat.setTintMode(mDeleteKey.getBackground(), PorterDuff.Mode.MULTIPLY);
getBackground().setColorFilter(colors.backgroundFilter);
mEmojiCategoryPageIndicatorView.setColors(colors.accent, colors.background);
findViewById(R.id.emoji_tab_strip).getBackground().setColorFilter(colors.adjustedBackgroundFilter);
mEmojiCategoryPageIndicatorView.setColors(colors.accent, colors.adjustedBackground);
}
mEmojiLayoutParams.setKeyProperties(mSpacebar);
mSpacebarIcon = findViewById(R.id.emoji_keyboard_space_icon);

65
app/src/main/java/org/dslul/openboard/inputmethod/latin/common/Colors.java
View file

@ -7,7 +7,6 @@ import android.graphics.ColorFilter;
import androidx.core.graphics.BlendModeColorFilterCompat;
import androidx.core.graphics.BlendModeCompat;
import androidx.core.graphics.ColorUtils;
import org.dslul.openboard.inputmethod.keyboard.KeyboardTheme;
@ -22,6 +21,7 @@ public class Colors {
public final int spaceBar;
public final int keyText;
public final int keyHintText;
public int adjustedBackground;
// todo (later): evaluate which colors, colorFilters and colorStateLists area actually necessary
public ColorFilter backgroundFilter;
public ColorFilter adjustedBackgroundFilter;
@ -37,8 +37,7 @@ public class Colors {
public ColorStateList functionalKeyStateList;
public ColorStateList actionKeyStateList;
public ColorStateList spaceBarStateList;
public ColorStateList adjustedBackgroundStateList; // todo (later): use in MoreKeys popup, without breaking when the selection has a radius set
public ColorStateList adjustedBackgroundStateList;
public Colors(int _accent, int _background, int _keyBackground, int _functionalKey, int _spaceBar, int _keyText, int _keyHintText) {
isCustom = true;
@ -81,7 +80,9 @@ public class Colors {
public void createColorFilters(final boolean hasKeyBorders) {
final int[][] states = new int[][] {
// new int[] { android.R.attr.state_checked}, // checked -> todo (later): when is this happening? there are more states, but when are they used?
// are other states used?
// looks like only microphone ("shortcut") key can ever be disabled, but then it's not shown anyway...
// and checked seems unused
new int[] { android.R.attr.state_pressed}, // pressed
new int[] { -android.R.attr.state_pressed}, // not pressed
};
@ -89,11 +90,15 @@ public class Colors {
backgroundFilter = BlendModeColorFilterCompat.createBlendModeColorFilterCompat(background, BlendModeCompat.MODULATE);
// color to be used if exact background color would be bad contrast, e.g. more keys popup or no border space bar
final int adjustedBackground = brightenOrDarken(background, true);
adjustedBackgroundStateList = new ColorStateList(states, new int[] { brightenOrDarken(adjustedBackground, true), adjustedBackground });
if (isDarkColor(background)) {
adjustedBackground = brighten(background);
adjustedBackgroundStateList = new ColorStateList(states, new int[] { brighten(adjustedBackground), adjustedBackground });
} else {
adjustedBackground = darken(background);
adjustedBackgroundStateList = new ColorStateList(states, new int[] { darken(adjustedBackground), adjustedBackground });
}
adjustedBackgroundFilter = BlendModeColorFilterCompat.createBlendModeColorFilterCompat(adjustedBackground, BlendModeCompat.MODULATE);
// todo (later): for bright colors there often is no need for 2 states, could just have one (because keys will darken anyway) -> test!
if (hasKeyBorders) {
keyBackgroundFilter = BlendModeColorFilterCompat.createBlendModeColorFilterCompat(keyBackground, BlendModeCompat.MODULATE);
functionalKeyBackgroundFilter = BlendModeColorFilterCompat.createBlendModeColorFilterCompat(functionalKey, BlendModeCompat.MODULATE);
@ -123,27 +128,28 @@ public class Colors {
: null;
}
public static boolean isBrightColor(int color) {
public static boolean isBrightColor(final int color) {
if (android.R.color.transparent == color) {
return true;
}
// See http://www.nbdtech.com/Blog/archive/2008/04/27/Calculating-the-Perceived-Brightness-of-a-Color.aspx
int[] rgb = {Color.red(color), Color.green(color), Color.blue(color)};
// we are only interested whether brightness is greater, so no need for sqrt
int brightnessSquared = (int) (rgb[0] * rgb[0] * .241 + rgb[1] * rgb[1] * .691 + rgb[2] * rgb[2] * .068);
return brightnessSquared >= 210*210;
return getBrightnessSquared(color) >= 210*210;
}
// todo (later): what needs to be public?
public static boolean isDarkColor(int color) {
private static boolean isDarkColor(final int color) {
if (android.R.color.transparent == color) {
return true;
}
// See http://www.nbdtech.com/Blog/archive/2008/04/27/Calculating-the-Perceived-Brightness-of-a-Color.aspx
int[] rgb = {Color.red(color), Color.green(color), Color.blue(color)};
// we are only interested whether brightness is greater, so no need for sqrt
int brightnessSquared = (int) (rgb[0] * rgb[0] * .241 + rgb[1] * rgb[1] * .691 + rgb[2] * rgb[2] * .068);
return brightnessSquared < 50*50;
return getBrightnessSquared(color) < 50*50;
}
private static int brighten(final int color) {
// brighten is stronger, because often the drawables get darker when pressed
// todo (maybe): remove the darker pressed colors to have more consistent behavior?
return blendARGB(color, Color.WHITE, 0.14f);
}
private static int darken(final int color) {
return blendARGB(color, Color.BLACK, 0.11f);
}
public static int brightenOrDarken(final int color, final boolean preferDarken) {
@ -153,11 +159,22 @@ public class Colors {
} else if (isBrightColor(color)) return darken(color);
else return brighten(color);
}
public static int brighten(final int color) {
return ColorUtils.blendARGB(color, Color.WHITE, 0.2f); // brighten is stronger, because often the drawables get darker when pressed
// taken from androidx ColorUtils, modified to keep alpha of color1
private static int blendARGB(int color1, int color2, float ratio) {
final float inverseRatio = 1 - ratio;
float a = Color.alpha(color1);
float r = Color.red(color1) * inverseRatio + Color.red(color2) * ratio;
float g = Color.green(color1) * inverseRatio + Color.green(color2) * ratio;
float b = Color.blue(color1) * inverseRatio + Color.blue(color2) * ratio;
return Color.argb((int) a, (int) r, (int) g, (int) b);
}
public static int darken(final int color) {
return ColorUtils.blendARGB(color, Color.BLACK, 0.1f);
private static int getBrightnessSquared(final int color) {
// See http://www.nbdtech.com/Blog/archive/2008/04/27/Calculating-the-Perceived-Brightness-of-a-Color.aspx
int[] rgb = {Color.red(color), Color.green(color), Color.blue(color)};
// we are only interested whether brightness is greater, so no need for sqrt
return (int) (rgb[0] * rgb[0] * .241 + rgb[1] * rgb[1] * .691 + rgb[2] * rgb[2] * .068);
}
}

4
app/src/main/java/org/dslul/openboard/inputmethod/latin/suggestions/SuggestionStripView.java
View file

@ -184,8 +184,10 @@ public final class SuggestionStripView extends RelativeLayout implements OnClick
final Colors colors = Settings.getInstance().getCurrent().mColors;
if (colors.isCustom) {
mStripVisibilityGroup.mSuggestionStripView.getBackground().setColorFilter(colors.adjustedBackgroundFilter);
getBackground().setColorFilter(colors.backgroundFilter);
mClipboardKey.setColorFilter(colors.keyText);
mVoiceKey.setColorFilter(colors.keyText);
mOtherKey.setColorFilter(colors.keyText);
} else mClipboardKey.clearColorFilter();
}