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-rw-r--r--src/com/android/launcher2/Utilities.java198
1 files changed, 108 insertions, 90 deletions
diff --git a/src/com/android/launcher2/Utilities.java b/src/com/android/launcher2/Utilities.java
index 9e715d1b7..53e42e3cf 100644
--- a/src/com/android/launcher2/Utilities.java
+++ b/src/com/android/launcher2/Utilities.java
@@ -78,82 +78,101 @@ final class Utilities {
* The size of the thumbnail is defined by the dimension
* android.R.dimen.launcher_application_icon_size.
*
- * This method is not thread-safe and should be invoked on the UI thread only.
- *
* @param icon The icon to get a thumbnail of.
* @param context The application's context.
+ * @param forceBitmap If this is true, the drawable will always be redrawn
+ * into a new bitmap if it isn't already a BitmapDrawable or a
+ * FastBitmapDrawable.
*
* @return A thumbnail for the specified icon or the icon itself if the
* thumbnail could not be created.
*/
- static Drawable createIconThumbnail(Drawable icon, Context context) {
- if (sIconWidth == -1) {
- final Resources resources = context.getResources();
- sIconWidth = sIconHeight = (int) resources.getDimension(android.R.dimen.app_icon_size);
- }
-
- int width = sIconWidth;
- int height = sIconHeight;
-
- float scale = 1.0f;
- if (icon instanceof PaintDrawable) {
- PaintDrawable painter = (PaintDrawable) icon;
- painter.setIntrinsicWidth(width);
- painter.setIntrinsicHeight(height);
- } else if (icon instanceof BitmapDrawable) {
- // Ensure the bitmap has a density.
- BitmapDrawable bitmapDrawable = (BitmapDrawable) icon;
- Bitmap bitmap = bitmapDrawable.getBitmap();
- if (bitmap.getDensity() == Bitmap.DENSITY_NONE) {
- bitmapDrawable.setTargetDensity(context.getResources().getDisplayMetrics());
+ static Drawable createIconThumbnail(Drawable icon, Context context, boolean forceBitmap) {
+ synchronized (sCanvas) { // we share the statics :-(
+ if (sIconWidth == -1) {
+ final Resources resources = context.getResources();
+ sIconWidth = (int)resources.getDimension(android.R.dimen.app_icon_size);
+ sIconHeight = sIconWidth;
}
- }
- int iconWidth = icon.getIntrinsicWidth();
- int iconHeight = icon.getIntrinsicHeight();
- if (width > 0 && height > 0) {
- if (width < iconWidth || height < iconHeight || scale != 1.0f) {
- final float ratio = (float) iconWidth / iconHeight;
-
- if (iconWidth > iconHeight) {
- height = (int) (width / ratio);
- } else if (iconHeight > iconWidth) {
- width = (int) (height * ratio);
+ int width = sIconWidth;
+ int height = sIconHeight;
+
+ float scale = 1.0f;
+ if (icon instanceof PaintDrawable) {
+ PaintDrawable painter = (PaintDrawable) icon;
+ painter.setIntrinsicWidth(width);
+ painter.setIntrinsicHeight(height);
+ } else if (icon instanceof BitmapDrawable) {
+ // Ensure the bitmap has a density.
+ BitmapDrawable bitmapDrawable = (BitmapDrawable) icon;
+ Bitmap bitmap = bitmapDrawable.getBitmap();
+ if (bitmap.getDensity() == Bitmap.DENSITY_NONE) {
+ bitmapDrawable.setTargetDensity(context.getResources().getDisplayMetrics());
}
-
- final Bitmap.Config c = icon.getOpacity() != PixelFormat.OPAQUE ?
- Bitmap.Config.ARGB_8888 : Bitmap.Config.RGB_565;
- final Bitmap thumb = Bitmap.createBitmap(sIconWidth, sIconHeight, c);
- final Canvas canvas = sCanvas;
- canvas.setBitmap(thumb);
- // Copy the old bounds to restore them later
- // If we were to do oldBounds = icon.getBounds(),
- // the call to setBounds() that follows would
- // change the same instance and we would lose the
- // old bounds
- sOldBounds.set(icon.getBounds());
- final int x = (sIconWidth - width) / 2;
- final int y = (sIconHeight - height) / 2;
- icon.setBounds(x, y, x + width, y + height);
- icon.draw(canvas);
- icon.setBounds(sOldBounds);
- icon = new FastBitmapDrawable(thumb);
- } else if (iconWidth < width && iconHeight < height) {
+ }
+ int iconWidth = icon.getIntrinsicWidth();
+ int iconHeight = icon.getIntrinsicHeight();
+
+ if (iconWidth > 0 && iconWidth > 0) {
+ if (width < iconWidth || height < iconHeight || scale != 1.0f) {
+ final float ratio = (float) iconWidth / iconHeight;
+
+ if (iconWidth > iconHeight) {
+ height = (int) (width / ratio);
+ } else if (iconHeight > iconWidth) {
+ width = (int) (height * ratio);
+ }
+
+ final Bitmap.Config c = icon.getOpacity() != PixelFormat.OPAQUE ?
+ Bitmap.Config.ARGB_8888 : Bitmap.Config.RGB_565;
+ final Bitmap thumb = Bitmap.createBitmap(sIconWidth, sIconHeight, c);
+ final Canvas canvas = sCanvas;
+ canvas.setBitmap(thumb);
+ // Copy the old bounds to restore them later
+ // If we were to do oldBounds = icon.getBounds(),
+ // the call to setBounds() that follows would
+ // change the same instance and we would lose the
+ // old bounds
+ sOldBounds.set(icon.getBounds());
+ final int x = (sIconWidth - width) / 2;
+ final int y = (sIconHeight - height) / 2;
+ icon.setBounds(x, y, x + width, y + height);
+ icon.draw(canvas);
+ icon.setBounds(sOldBounds);
+ icon = new FastBitmapDrawable(thumb);
+ } else if (iconWidth < width && iconHeight < height) {
+ final Bitmap.Config c = Bitmap.Config.ARGB_8888;
+ final Bitmap thumb = Bitmap.createBitmap(sIconWidth, sIconHeight, c);
+ final Canvas canvas = sCanvas;
+ canvas.setBitmap(thumb);
+ sOldBounds.set(icon.getBounds());
+ final int x = (width - iconWidth) / 2;
+ final int y = (height - iconHeight) / 2;
+ icon.setBounds(x, y, x + iconWidth, y + iconHeight);
+ icon.draw(canvas);
+ icon.setBounds(sOldBounds);
+ icon = new FastBitmapDrawable(thumb);
+ }
+ }
+
+ if (forceBitmap) {
+ // no intrinsic size --> use default size
+ int w = sIconWidth;
+ int h = sIconHeight;
final Bitmap.Config c = Bitmap.Config.ARGB_8888;
- final Bitmap thumb = Bitmap.createBitmap(sIconWidth, sIconHeight, c);
+ final Bitmap thumb = Bitmap.createBitmap(roundToPow2(w), roundToPow2(h), c);
final Canvas canvas = sCanvas;
canvas.setBitmap(thumb);
sOldBounds.set(icon.getBounds());
- final int x = (width - iconWidth) / 2;
- final int y = (height - iconHeight) / 2;
- icon.setBounds(x, y, x + iconWidth, y + iconHeight);
+ icon.setBounds(0, 0, w, h);
icon.draw(canvas);
icon.setBounds(sOldBounds);
icon = new FastBitmapDrawable(thumb);
}
- }
- return icon;
+ return icon;
+ }
}
/**
@@ -161,8 +180,6 @@ final class Utilities {
* The size of the thumbnail is defined by the dimension
* android.R.dimen.launcher_application_icon_size.
*
- * This method is not thread-safe and should be invoked on the UI thread only.
- *
* @param bitmap The bitmap to get a thumbnail of.
* @param context The application's context.
*
@@ -170,42 +187,44 @@ final class Utilities {
* thumbnail could not be created.
*/
static Bitmap createBitmapThumbnail(Bitmap bitmap, Context context) {
- if (sIconWidth == -1) {
- final Resources resources = context.getResources();
- sIconWidth = sIconHeight = (int) resources.getDimension(
- android.R.dimen.app_icon_size);
- }
+ synchronized (sCanvas) { // we share the statics :-(
+ if (sIconWidth == -1) {
+ final Resources resources = context.getResources();
+ sIconWidth = sIconHeight = (int) resources.getDimension(
+ android.R.dimen.app_icon_size);
+ }
- int width = sIconWidth;
- int height = sIconHeight;
+ int width = sIconWidth;
+ int height = sIconHeight;
- final int bitmapWidth = bitmap.getWidth();
- final int bitmapHeight = bitmap.getHeight();
+ final int bitmapWidth = bitmap.getWidth();
+ final int bitmapHeight = bitmap.getHeight();
- if (width > 0 && height > 0 && (width < bitmapWidth || height < bitmapHeight)) {
- final float ratio = (float) bitmapWidth / bitmapHeight;
+ if (width > 0 && height > 0 && (width < bitmapWidth || height < bitmapHeight)) {
+ final float ratio = (float) bitmapWidth / bitmapHeight;
- if (bitmapWidth > bitmapHeight) {
- height = (int) (width / ratio);
- } else if (bitmapHeight > bitmapWidth) {
- width = (int) (height * ratio);
+ if (bitmapWidth > bitmapHeight) {
+ height = (int) (width / ratio);
+ } else if (bitmapHeight > bitmapWidth) {
+ width = (int) (height * ratio);
+ }
+
+ final Bitmap.Config c = (width == sIconWidth && height == sIconHeight) ?
+ bitmap.getConfig() : Bitmap.Config.ARGB_8888;
+ final Bitmap thumb = Bitmap.createBitmap(sIconWidth, sIconHeight, c);
+ final Canvas canvas = sCanvas;
+ final Paint paint = sPaint;
+ canvas.setBitmap(thumb);
+ paint.setDither(false);
+ paint.setFilterBitmap(true);
+ sBounds.set((sIconWidth - width) / 2, (sIconHeight - height) / 2, width, height);
+ sOldBounds.set(0, 0, bitmapWidth, bitmapHeight);
+ canvas.drawBitmap(bitmap, sOldBounds, sBounds, paint);
+ return thumb;
}
- final Bitmap.Config c = (width == sIconWidth && height == sIconHeight) ?
- bitmap.getConfig() : Bitmap.Config.ARGB_8888;
- final Bitmap thumb = Bitmap.createBitmap(sIconWidth, sIconHeight, c);
- final Canvas canvas = sCanvas;
- final Paint paint = sPaint;
- canvas.setBitmap(thumb);
- paint.setDither(false);
- paint.setFilterBitmap(true);
- sBounds.set((sIconWidth - width) / 2, (sIconHeight - height) / 2, width, height);
- sOldBounds.set(0, 0, bitmapWidth, bitmapHeight);
- canvas.drawBitmap(bitmap, sOldBounds, sBounds, paint);
- return thumb;
+ return bitmap;
}
-
- return bitmap;
}
static class BubbleText {
@@ -261,7 +280,6 @@ final class Utilities {
mFirstLineY = (int)(leading + ascent + 0.5f);
mLineHeight = (int)(leading + ascent + descent + 0.5f);
- roundToPow2(64);
mBitmapWidth = roundToPow2((int)(mBubbleRect.width() + 0.5f));
mBitmapHeight = roundToPow2((int)((MAX_LINES * mLineHeight) + leading + 0.5f));
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-04 22:51:02 +0000