SkXPSDevice inherits from SkBaseDevice

Change-Id: I81ed36da33821df36d11806a6349a2ede61c6f73
Reviewed-on: https://skia-review.googlesource.com/7942
Reviewed-by: Ben Wagner <bungeman@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>

3 files changed, 65 insertions, 31 deletions

diff --git a/src/xps/SkDocument_XPS.cpp b/src/xps/SkDocument_XPS.cpp
index d05764a7bf..06fd06710c 100644
--- a/src/xps/SkDocument_XPS.cpp
+++ b/src/xps/SkDocument_XPS.cpp
@@ -17,7 +17,9 @@ public:
     SkDocument_XPS(SkWStream* stream,
                    void (*doneProc)(SkWStream*, bool),
                    SkScalar dpi)
-        : SkDocument(stream, doneProc) {
+        : SkDocument(stream, doneProc)
+        , fDevice(SkISize{10000, 10000})
+    {
         const SkScalar kPointsPerMeter = SkDoubleToScalar(360000.0 / 127.0);
         fUnitsPerMeter.set(kPointsPerMeter, kPointsPerMeter);
         SkScalar pixelsPerMeterScale = SkDoubleToScalar(dpi * 5000.0 / 127.0);
diff --git a/src/xps/SkXPSDevice.cpp b/src/xps/SkXPSDevice.cpp
index 37874337e0..aa6ec7cead 100644
--- a/src/xps/SkXPSDevice.cpp
+++ b/src/xps/SkXPSDevice.cpp
@@ -30,9 +30,10 @@
 #include "SkGeometry.h"
 #include "SkGlyphCache.h"
 #include "SkHRESULT.h"
+#include "SkIStream.h"
 #include "SkImage.h"
 #include "SkImageEncoder.h"
-#include "SkIStream.h"
+#include "SkImagePriv.h"
 #include "SkMaskFilter.h"
 #include "SkPaint.h"
 #include "SkPathEffect.h"
@@ -110,20 +111,16 @@ HRESULT SkXPSDevice::createId(wchar_t* buffer, size_t bufferSize, wchar_t sep) {
     return S_OK;
 }
 
-static SkBitmap make_fake_bitmap(int width, int height) {
-    SkBitmap bitmap;
-    bitmap.setInfo(SkImageInfo::MakeUnknown(width, height));
-    return bitmap;
-}
-
 // TODO: should inherit from SkBaseDevice instead of SkBitmapDevice...
-SkXPSDevice::SkXPSDevice()
-    : INHERITED(make_fake_bitmap(10000, 10000), SkSurfaceProps(0, kUnknown_SkPixelGeometry))
+SkXPSDevice::SkXPSDevice(SkISize s)
+    : INHERITED(SkImageInfo::MakeUnknown(s.width(), s.height()),
+                SkSurfaceProps(0, kUnknown_SkPixelGeometry))
     , fCurrentPage(0) {
 }
 
-SkXPSDevice::SkXPSDevice(IXpsOMObjectFactory* xpsFactory)
-    : INHERITED(make_fake_bitmap(10000, 10000), SkSurfaceProps(0, kUnknown_SkPixelGeometry))
+SkXPSDevice::SkXPSDevice(SkISize s, IXpsOMObjectFactory* xpsFactory)
+    : INHERITED(SkImageInfo::MakeUnknown(s.width(), s.height()),
+                SkSurfaceProps(0, kUnknown_SkPixelGeometry))
     , fCurrentPage(0) {
 
     HRVM(CoCreateInstance(
@@ -2281,7 +2278,32 @@ SkBaseDevice* SkXPSDevice::onCreateDevice(const CreateInfo& info, const SkPaint*
         //return dev;
     }
 #endif
-    return new SkXPSDevice(this->fXpsFactory.get());
+    return new SkXPSDevice(info.fInfo.dimensions(), this->fXpsFactory.get());
 }
 
+void SkXPSDevice::drawOval(const SkDraw& d, const SkRect& o, const SkPaint& p) {
+    SkPath path;
+    path.addOval(o);
+    this->drawPath(d, path, p, nullptr, true);
+}
+
+void SkXPSDevice::drawBitmapRect(const SkDraw& draw,
+                                  const SkBitmap& bitmap,
+                                  const SkRect* src,
+                                  const SkRect& dst,
+                                  const SkPaint& paint,
+                                  SkCanvas::SrcRectConstraint constraint) {
+    SkRect srcBounds = src ? *src : SkRect::Make(bitmap.bounds());
+    SkMatrix matrix = SkMatrix::MakeRectToRect(srcBounds, dst, SkMatrix::kFill_ScaleToFit);
+
+    auto bitmapShader = SkMakeBitmapShader(bitmap, SkShader::kClamp_TileMode,
+                                           SkShader::kClamp_TileMode, &matrix,
+                                           kNever_SkCopyPixelsMode, nullptr);
+    SkASSERT(bitmapShader);
+    if (!bitmapShader) { return; }
+    SkPaint paintWithShader(paint);
+    paintWithShader.setStyle(SkPaint::kFill_Style);
+    paintWithShader.setShader(std::move(bitmapShader));
+    this->drawRect(draw, dst, paintWithShader);
+}
 #endif//defined(SK_BUILD_FOR_WIN32)
diff --git a/src/xps/SkXPSDevice.h b/src/xps/SkXPSDevice.h
index bbb0716cdf..db8436d5e8 100644
--- a/src/xps/SkXPSDevice.h
+++ b/src/xps/SkXPSDevice.h
@@ -35,12 +35,12 @@
 
     The drawing context for the XPS backend.
 */
-class SkXPSDevice : public SkBitmapDevice {
+class SkXPSDevice : public SkBaseDevice {
 public:
-    SK_API SkXPSDevice();
+    SK_API SkXPSDevice(SkISize);
     SK_API virtual ~SkXPSDevice();
 
-    virtual bool beginPortfolio(SkWStream* outputStream);
+    bool beginPortfolio(SkWStream* outputStream);
     /**
       @param unitsPerMeter converts geometry units into physical units.
       @param pixelsPerMeter resolution to use when geometry must be rasterized.
@@ -60,7 +60,7 @@ public:
                      Must be contained within the mediaBox.
                      The default is to coincide with the mediaBox.
      */
-    virtual bool beginSheet(
+    bool beginSheet(
         const SkVector& unitsPerMeter,
         const SkVector& pixelsPerMeter,
         const SkSize& trimSize,
@@ -69,60 +69,60 @@ public:
         const SkRect* artBox = NULL,
         const SkRect* cropBox = NULL);
 
-    virtual bool endSheet();
-    virtual bool endPortfolio();
+    bool endSheet();
+    bool endPortfolio();
 
 protected:
     void drawPaint(const SkDraw&, const SkPaint& paint) override;
 
-    virtual void drawPoints(
+    void drawPoints(
         const SkDraw&,
         SkCanvas::PointMode mode,
         size_t count, const SkPoint[],
         const SkPaint& paint) override;
 
-    virtual void drawRect(
+    void drawRect(
         const SkDraw&,
         const SkRect& r,
         const SkPaint& paint) override;
 
-    virtual void drawRRect(
+    void drawRRect(
         const SkDraw&,
         const SkRRect&,
         const SkPaint& paint) override;
 
-    virtual void drawPath(
+    void drawPath(
         const SkDraw&,
         const SkPath& platonicPath,
         const SkPaint& paint,
         const SkMatrix* prePathMatrix,
         bool pathIsMutable) override;
 
-    virtual void drawBitmap(
+    void drawBitmap(
         const SkDraw&,
         const SkBitmap& bitmap,
         const SkMatrix& matrix,
         const SkPaint& paint) override;
 
-    virtual void drawSprite(
+    void drawSprite(
         const SkDraw&,
         const SkBitmap& bitmap,
         int x, int y,
         const SkPaint& paint) override;
 
-    virtual void drawText(
+    void drawText(
         const SkDraw&,
         const void* text, size_t len,
         SkScalar x, SkScalar y,
         const SkPaint& paint) override;
 
-    virtual void drawPosText(
+    void drawPosText(
         const SkDraw&,
         const void* text, size_t len,
         const SkScalar pos[], int scalarsPerPos,
         const SkPoint& offset, const SkPaint& paint) override;
 
-    virtual void drawVertices(
+    void drawVertices(
         const SkDraw&,
         SkCanvas::VertexMode,
         int vertexCount, const SkPoint verts[],
@@ -131,12 +131,22 @@ protected:
         const uint16_t indices[], int indexCount,
         const SkPaint& paint) override;
 
-    virtual void drawDevice(
+    void drawDevice(
         const SkDraw&,
         SkBaseDevice* device,
         int x, int y,
         const SkPaint& paint) override;
 
+    void drawOval(const SkDraw&, const SkRect&, const SkPaint&) override;
+
+    void drawBitmapRect(const SkDraw&,
+                        const SkBitmap&,
+                        const SkRect*,
+                        const SkRect&,
+                        const SkPaint&,
+                        SkCanvas::SrcRectConstraint) override;
+
+
 private:
     class TypefaceUse : ::SkNoncopyable {
     public:
@@ -151,7 +161,7 @@ private:
     };
     friend HRESULT subset_typeface(TypefaceUse* current);
 
-    SkXPSDevice(IXpsOMObjectFactory* xpsFactory);
+    SkXPSDevice(SkISize, IXpsOMObjectFactory*);
 
     SkAutoCoInitialize fAutoCo;
     SkTScopedComPtr<IXpsOMObjectFactory> fXpsFactory;
@@ -317,7 +327,7 @@ private:
     SkXPSDevice(const SkXPSDevice&);
     void operator=(const SkXPSDevice&);
 
-    typedef SkBitmapDevice INHERITED;
+    typedef SkBaseDevice INHERITED;
 };
 
 #endif  // SK_BUILD_FOR_WIN