Remove SkResizeImageFilter.

Its functionality has been subsumed by SkMatrixImageFilter, and it's no longer
used in Blink.

BUG=skia:
R=bsalomon@google.com

Author: senorblanco@chromium.org

Review URL: https://codereview.chromium.org/222923005

git-svn-id: http://skia.googlecode.com/svn/trunk@14073 2bbb7eff-a529-9590-31e7-b0007b416f81

3 files changed, 0 insertions, 117 deletions

diff --git a/src/effects/SkResizeImageFilter.cpp b/src/effects/SkResizeImageFilter.cpp
deleted file mode 100644
index 7a52c223b4..0000000000
--- a/src/effects/SkResizeImageFilter.cpp
+++ /dev/null
@@ -1,113 +0,0 @@
-/*
- * Copyright 2013 The Android Open Source Project
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "SkResizeImageFilter.h"
-#include "SkBitmap.h"
-#include "SkCanvas.h"
-#include "SkDevice.h"
-#include "SkColorPriv.h"
-#include "SkReadBuffer.h"
-#include "SkWriteBuffer.h"
-#include "SkMatrix.h"
-#include "SkRect.h"
-
-SkResizeImageFilter::SkResizeImageFilter(SkScalar sx, SkScalar sy, SkPaint::FilterLevel filterLevel,
-                                         SkImageFilter* input)
-  : INHERITED(input),
-    fSx(sx),
-    fSy(sy),
-    fFilterLevel(filterLevel) {
-}
-
-SkResizeImageFilter::SkResizeImageFilter(SkReadBuffer& buffer)
-  : INHERITED(1, buffer) {
-    fSx = buffer.readScalar();
-    fSy = buffer.readScalar();
-    fFilterLevel = static_cast<SkPaint::FilterLevel>(buffer.readInt());
-}
-
-void SkResizeImageFilter::flatten(SkWriteBuffer& buffer) const {
-    this->INHERITED::flatten(buffer);
-    buffer.writeScalar(fSx);
-    buffer.writeScalar(fSy);
-    buffer.writeInt(fFilterLevel);
-}
-
-SkResizeImageFilter::~SkResizeImageFilter() {
-}
-
-bool SkResizeImageFilter::onFilterImage(Proxy* proxy,
-                                         const SkBitmap& source,
-                                         const Context& ctx,
-                                         SkBitmap* result,
-                                         SkIPoint* offset) const {
-    SkBitmap src = source;
-    SkIPoint srcOffset = SkIPoint::Make(0, 0);
-    if (getInput(0) && !getInput(0)->filterImage(proxy, source, ctx, &src, &srcOffset)) {
-        return false;
-    }
-
-    SkRect dstRect;
-    SkIRect srcBounds, dstBounds;
-    src.getBounds(&srcBounds);
-    srcBounds.offset(srcOffset);
-    SkRect srcRect = SkRect::Make(srcBounds);
-    SkMatrix matrix;
-    if (!ctx.ctm().invert(&matrix)) {
-        return false;
-    }
-    matrix.postScale(fSx, fSy);
-    matrix.postConcat(ctx.ctm());
-    matrix.mapRect(&dstRect, srcRect);
-    dstRect.roundOut(&dstBounds);
-
-    SkAutoTUnref<SkBaseDevice> device(proxy->createDevice(dstBounds.width(), dstBounds.height()));
-    if (NULL == device.get()) {
-        return false;
-    }
-
-    SkCanvas canvas(device.get());
-    canvas.scale(fSx, fSy);
-    SkPaint paint;
-
-    paint.setXfermodeMode(SkXfermode::kSrc_Mode);
-    paint.setFilterLevel(fFilterLevel);
-    canvas.drawBitmap(src, 0, 0, &paint);
-
-    *result = device.get()->accessBitmap(false);
-    offset->fX = dstBounds.fLeft;
-    offset->fY = dstBounds.fTop;
-    return true;
-}
-
-void SkResizeImageFilter::computeFastBounds(const SkRect& src, SkRect* dst) const {
-    SkRect bounds = src;
-    if (getInput(0)) {
-        getInput(0)->computeFastBounds(src, &bounds);
-    }
-    dst->setXYWH(bounds.x(), bounds.y(), bounds.width() * fSx, bounds.height() * fSy);
-}
-
-bool SkResizeImageFilter::onFilterBounds(const SkIRect& src, const SkMatrix& ctm,
-                                         SkIRect* dst) const {
-    SkMatrix matrix;
-    if (!ctm.invert(&matrix)) {
-        return false;
-    }
-    matrix.postScale(SkScalarInvert(fSx), SkScalarInvert(fSy));
-    matrix.postConcat(ctm);
-    SkRect floatBounds;
-    matrix.mapRect(&floatBounds, SkRect::Make(src));
-    SkIRect bounds;
-    floatBounds.roundOut(&bounds);
-    if (getInput(0) && !getInput(0)->filterBounds(bounds, ctm, &bounds)) {
-        return false;
-    }
-
-    *dst = bounds;
-    return true;
-}
diff --git a/src/ports/SkGlobalInitialization_chromium.cpp b/src/ports/SkGlobalInitialization_chromium.cpp
index cb257e5d27..d0900a8f09 100644
--- a/src/ports/SkGlobalInitialization_chromium.cpp
+++ b/src/ports/SkGlobalInitialization_chromium.cpp
@@ -53,7 +53,6 @@
 #include "SkPictureImageFilter.h"
 #include "SkPixelXorXfermode.h"
 #include "SkRectShaderImageFilter.h"
-#include "SkResizeImageFilter.h"
 #include "SkStippleMaskFilter.h"
 #include "SkTableColorFilter.h"
 #include "SkTestImageFilters.h"
@@ -93,7 +92,6 @@ static void InitializeFlattenables(int*) {
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkPictureImageFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkPixelXorXfermode)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkRectShaderImageFilter)
-    SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkResizeImageFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkStippleMaskFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkSumPathEffect)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkTileImageFilter)
diff --git a/src/ports/SkGlobalInitialization_default.cpp b/src/ports/SkGlobalInitialization_default.cpp
index cb257e5d27..d0900a8f09 100644
--- a/src/ports/SkGlobalInitialization_default.cpp
+++ b/src/ports/SkGlobalInitialization_default.cpp
@@ -53,7 +53,6 @@
 #include "SkPictureImageFilter.h"
 #include "SkPixelXorXfermode.h"
 #include "SkRectShaderImageFilter.h"
-#include "SkResizeImageFilter.h"
 #include "SkStippleMaskFilter.h"
 #include "SkTableColorFilter.h"
 #include "SkTestImageFilters.h"
@@ -93,7 +92,6 @@ static void InitializeFlattenables(int*) {
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkPictureImageFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkPixelXorXfermode)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkRectShaderImageFilter)
-    SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkResizeImageFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkStippleMaskFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkSumPathEffect)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkTileImageFilter)