diff options
| -rw-r--r-- | android/experimental/LOAndroid3/src/java/org/libreoffice/LOKitThread.java | 12 | ||||
| -rw-r--r-- | android/experimental/LOAndroid3/src/java/org/mozilla/gecko/gfx/ComposedTileLayer.java | 4 |
2 files changed, 11 insertions, 5 deletions
diff --git a/android/experimental/LOAndroid3/src/java/org/libreoffice/LOKitThread.java b/android/experimental/LOAndroid3/src/java/org/libreoffice/LOKitThread.java index 99d44cf1ea6c..7888095e8352 100644 --- a/android/experimental/LOAndroid3/src/java/org/libreoffice/LOKitThread.java +++ b/android/experimental/LOAndroid3/src/java/org/libreoffice/LOKitThread.java @@ -27,11 +27,13 @@ public class LOKitThread extends Thread { } private void tileRequest(ComposedTileLayer composedTileLayer, TileIdentifier tileId) { - mLayerClient.beginDrawing(); - CairoImage image = mTileProvider.createTile(tileId.x, tileId.y, tileId.size, tileId.zoom); - SubTile tile = new SubTile(image, tileId); - composedTileLayer.addTile(tile); - mLayerClient.endDrawing(mViewportMetrics); + if (composedTileLayer.isStillValid(tileId)) { + mLayerClient.beginDrawing(); + CairoImage image = mTileProvider.createTile(tileId.x, tileId.y, tileId.size, tileId.zoom); + SubTile tile = new SubTile(image, tileId); + composedTileLayer.addTile(tile); + mLayerClient.endDrawing(mViewportMetrics); + } } /** Handle the geometry change + draw. */ diff --git a/android/experimental/LOAndroid3/src/java/org/mozilla/gecko/gfx/ComposedTileLayer.java b/android/experimental/LOAndroid3/src/java/org/mozilla/gecko/gfx/ComposedTileLayer.java index 221cd8dcbbea..3c6fb8267e81 100644 --- a/android/experimental/LOAndroid3/src/java/org/mozilla/gecko/gfx/ComposedTileLayer.java +++ b/android/experimental/LOAndroid3/src/java/org/mozilla/gecko/gfx/ComposedTileLayer.java @@ -201,4 +201,8 @@ public abstract class ComposedTileLayer extends Layer { tile.beginTransaction(); tiles.add(tile); } + + public boolean isStillValid(TileIdentifier tileId) { + return RectF.intersects(currentViewport, tileId.getRect()) || currentViewport.contains(tileId.getRect()); + } }
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