19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.text.style; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Parcel; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.ParcelableSpan; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.TextPaint; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.TextUtils; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class RelativeSizeSpan extends MetricAffectingSpan implements ParcelableSpan { 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 268a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock private final float mProportion; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 288a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock public RelativeSizeSpan(float proportion) { 298a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock mProportion = proportion; 308a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock } 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public RelativeSizeSpan(Parcel src) { 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mProportion = src.readFloat(); 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getSpanTypeId() { 37a70d4a90a029910f788c3e7f8715cf3b842b1e2bAlan Viverette return getSpanTypeIdInternal(); 38a70d4a90a029910f788c3e7f8715cf3b842b1e2bAlan Viverette } 39a70d4a90a029910f788c3e7f8715cf3b842b1e2bAlan Viverette 40a70d4a90a029910f788c3e7f8715cf3b842b1e2bAlan Viverette /** @hide */ 41a70d4a90a029910f788c3e7f8715cf3b842b1e2bAlan Viverette public int getSpanTypeIdInternal() { 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return TextUtils.RELATIVE_SIZE_SPAN; 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int describeContents() { 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void writeToParcel(Parcel dest, int flags) { 50a70d4a90a029910f788c3e7f8715cf3b842b1e2bAlan Viverette writeToParcelInternal(dest, flags); 51a70d4a90a029910f788c3e7f8715cf3b842b1e2bAlan Viverette } 52a70d4a90a029910f788c3e7f8715cf3b842b1e2bAlan Viverette 53a70d4a90a029910f788c3e7f8715cf3b842b1e2bAlan Viverette /** @hide */ 54a70d4a90a029910f788c3e7f8715cf3b842b1e2bAlan Viverette public void writeToParcelInternal(Parcel dest, int flags) { 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dest.writeFloat(mProportion); 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 588a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock public float getSizeChange() { 598a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock return mProportion; 608a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock } 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 628a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock @Override 638a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock public void updateDrawState(TextPaint ds) { 648a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock ds.setTextSize(ds.getTextSize() * mProportion); 658a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock } 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 678a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock @Override 688a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock public void updateMeasureState(TextPaint ds) { 698a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock ds.setTextSize(ds.getTextSize() * mProportion); 708a985d24ce9a38f40ed88fecbdcd0e75e3a68f44John Spurlock } 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 72