LineageOS/android_development
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

am 1cafac5c: allow gamma change using Volume up/down

Browse Source 
Merge commit '1cafac5ce78cb88a8dd12ff949065cc635787eff'

* commit '1cafac5ce78cb88a8dd12ff949065cc635787eff':
  allow gamma change using Volume up/down
This commit is contained in:
Mike Reed
2009-08-25 11:02:01 -07:00
committed by Android Git Automerger
parent 311407dbb5 1cafac5ce7
commit 37a8366ed4
1 changed files with 27 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

43
apps/FontLab/src/com/android/fontlab/FontLab.java
View File

@@ -30,8 +30,7 @@ import android.view.MenuItem;
import android.view.View;
import android.widget.TextView;
class FontLab extends Activity
{
public class FontLab extends Activity {
private static final int MIN_SIZE = 1;
private static final int MAX_SIZE = 60;
@@ -39,6 +38,10 @@ class FontLab extends Activity
private static final int MAX_SCALE_X = 20;
private static final int MIN_SCALE_X = -19; // -20 would make zero-scale
private static final int MAX_GAMMA = 40;
private static final int MIN_GAMMA = 1;
private static final float GAMMA_RANGE = 20;
private static final String[] sText = {
"Applications Contacts Maps Google Browser Text messages Address book"
+ " Development Earth Quake Settings Voicemail Zoolander. Four score"
@@ -107,13 +110,17 @@ class FontLab extends Activity
updateText();
setDefaultKeyMode(Activity.DEFAULT_KEYS_SHORTCUT);
mColumn1.setPadding(5, 0, 5, 0);
mColumn2.setPadding(5, 0, 5, 0);
}
private void updateTitle() {
Typeface tf = mColumn1.getTypeface();
String title = " ps=" + mFontSize + " scaleX="
String title = " PS=" + mFontSize + " X="
+ (1 + mTextScaleXDelta/SCALE_X_RANGE)
+ " gamma=" + (mGamma/20.f)
+ " G=" + (mGamma/GAMMA_RANGE)
+ " S=" + ((mColumn1.getPaintFlags() & Paint.SUBPIXEL_TEXT_FLAG) != 0 ? 1 : 0)
+ " " + sTypefaceName[mFontIndex]
+ " " + sStyleName[tf.getStyle()]
;
@@ -133,9 +140,9 @@ class FontLab extends Activity
"Regular", "Bold", "Italic", "Bold Italic"
};
private static final String sTypefaceName[] = {
"Droid Sans",
"Droid Serif",
"Droid Mono"
"Sans",
"Serif",
"Mono"
};
private static final Typeface sTypeface[] = {
Typeface.SANS_SERIF,
@@ -198,6 +205,7 @@ class FontLab extends Activity
int mask = item.getItemId();
mColumn1.setPaintFlags(mColumn1.getPaintFlags() ^ mask);
mColumn2.setPaintFlags(mColumn2.getPaintFlags() ^ mask);
updateTitle();
return true;
}
};
@@ -233,10 +241,11 @@ class FontLab extends Activity
addFontMenu(menu, FONT_INDEX_SANS);
addFontMenu(menu, FONT_INDEX_SERIF);
addFontMenu(menu, FONT_INDEX_MONO);
// addFontMenu(menu, FONT_INDEX_MONO);
addStyleMenu(menu, Typeface.BOLD, 'b');
addStyleMenu(menu, Typeface.ITALIC, 'i');
addFlagMenu(menu, Paint.DEV_KERN_TEXT_FLAG, "DevKern", 'k');
addFlagMenu(menu, Paint.SUBPIXEL_TEXT_FLAG, "SubPixel", 's');
// addFlagMenu(menu, Paint.DEV_KERN_TEXT_FLAG, "DevKern", 'k');
menu.add(0, 0, 0, "Text").setOnMenuItemClickListener(mTextCallback).setAlphabeticShortcut('t');
return true;
@@ -286,14 +295,14 @@ class FontLab extends Activity
case KeyEvent.KEYCODE_DPAD_LEFT:
scaleX -= 1;
break;
/*
case KeyEvent.KEYCODE_U:
case KeyEvent.KEYCODE_VOLUME_UP:
changeGamma(1);
return true;
case KeyEvent.KEYCODE_D:
case KeyEvent.KEYCODE_VOLUME_DOWN:
changeGamma(-1);
return true;
*/
default:
return super.onKeyDown(keyCode, event);
}
@@ -318,16 +327,18 @@ class FontLab extends Activity
return super.onKeyDown(keyCode, event);
}
private int mGamma = 28; // current default is 1.4 (* 20)
// default to gamma of 1.0
private int mGamma = Math.round(1.0f * GAMMA_RANGE);
private void changeGamma(int delta) {
int gamma = Math.min(100, Math.max(1, mGamma + delta));
int gamma = Math.min(MAX_GAMMA, Math.max(MIN_GAMMA, mGamma + delta));
if (gamma != mGamma) {
mGamma = gamma;
updateTitle();
// Paint.setTextGamma(mGamma / 20.f);
float blackGamma = mGamma / GAMMA_RANGE;
Typeface.setGammaForText(blackGamma, 1 / blackGamma);
mContentView.invalidate();
android.util.Log.d("skia", "setTextGamma " + mGamma);
}
}