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authorGravatar halcanary <halcanary@google.com>2016-03-12 05:59:39 -0800
committerGravatar Commit bot <commit-bot@chromium.org>2016-03-12 05:59:39 -0800
commit23f4d4d1b9151bb89cdced9986be7ec9b006d458 (patch)
tree9b9441f8e74f01fca01255eedf6dcff55d720a40 /src/device
parent351c0d24f1c093ca48d0d832b1d64df8644f87b7 (diff)
SkPDF: move all pdf sources into src/pdf
also, consolidate XPS backend into src/xps remove from include/ almost always a good thing. TBR=reed@google.com GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1781773002 CQ_EXTRA_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-x86_64-Release-CMake-Trybot,Build-Mac-Clang-x86_64-Release-CMake-Trybot Review URL: https://codereview.chromium.org/1781773002
Diffstat (limited to 'src/device')
-rw-r--r--src/device/xps/SkXPSDevice.cpp2267
1 files changed, 0 insertions, 2267 deletions
diff --git a/src/device/xps/SkXPSDevice.cpp b/src/device/xps/SkXPSDevice.cpp
deleted file mode 100644
index e4ac2aa742..0000000000
--- a/src/device/xps/SkXPSDevice.cpp
+++ /dev/null
@@ -1,2267 +0,0 @@
-/*
- * Copyright 2011 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "SkTypes.h"
-#if defined(SK_BUILD_FOR_WIN32)
-
-#ifndef UNICODE
-#define UNICODE
-#endif
-#ifndef _UNICODE
-#define _UNICODE
-#endif
-#include <ObjBase.h>
-#include <XpsObjectModel.h>
-#include <T2EmbApi.h>
-#include <FontSub.h>
-
-#include "SkColor.h"
-#include "SkConstexprMath.h"
-#include "SkData.h"
-#include "SkDraw.h"
-#include "SkEndian.h"
-#include "SkFindAndPlaceGlyph.h"
-#include "SkGeometry.h"
-#include "SkGlyphCache.h"
-#include "SkHRESULT.h"
-#include "SkImageEncoder.h"
-#include "SkIStream.h"
-#include "SkMaskFilter.h"
-#include "SkPaint.h"
-#include "SkPathOps.h"
-#include "SkPoint.h"
-#include "SkRasterizer.h"
-#include "SkSFNTHeader.h"
-#include "SkShader.h"
-#include "SkSize.h"
-#include "SkStream.h"
-#include "SkTDArray.h"
-#include "SkTLazy.h"
-#include "SkTScopedComPtr.h"
-#include "SkTTCFHeader.h"
-#include "SkTypefacePriv.h"
-#include "SkUtils.h"
-#include "SkXPSDevice.h"
-
-//Windows defines a FLOAT type,
-//make it clear when converting a scalar that this is what is wanted.
-#define SkScalarToFLOAT(n) SkScalarToFloat(n)
-
-//Dummy representation of a GUID from createId.
-#define L_GUID_ID L"XXXXXXXXsXXXXsXXXXsXXXXsXXXXXXXXXXXX"
-//Length of GUID representation from createId, including nullptr terminator.
-#define GUID_ID_LEN SK_ARRAY_COUNT(L_GUID_ID)
-
-/**
- Formats a GUID and places it into buffer.
- buffer should have space for at least GUID_ID_LEN wide characters.
- The string will always be wchar null terminated.
- XXXXXXXXsXXXXsXXXXsXXXXsXXXXXXXXXXXX0
- @return -1 if there was an error, > 0 if success.
- */
-static int format_guid(const GUID& guid,
- wchar_t* buffer, size_t bufferSize,
- wchar_t sep = '-') {
- SkASSERT(bufferSize >= GUID_ID_LEN);
- return swprintf_s(buffer,
- bufferSize,
- L"%08lX%c%04X%c%04X%c%02X%02X%c%02X%02X%02X%02X%02X%02X",
- guid.Data1,
- sep,
- guid.Data2,
- sep,
- guid.Data3,
- sep,
- guid.Data4[0],
- guid.Data4[1],
- sep,
- guid.Data4[2],
- guid.Data4[3],
- guid.Data4[4],
- guid.Data4[5],
- guid.Data4[6],
- guid.Data4[7]);
-}
-
-HRESULT SkXPSDevice::createId(wchar_t* buffer, size_t bufferSize, wchar_t sep) {
- GUID guid = {};
-#ifdef SK_XPS_USE_DETERMINISTIC_IDS
- guid.Data1 = fNextId++;
- // The following make this a valid Type4 UUID.
- guid.Data3 = 0x4000;
- guid.Data4[0] = 0x80;
-#else
- HRM(CoCreateGuid(&guid), "Could not create GUID for id.");
-#endif
-
- if (format_guid(guid, buffer, bufferSize, sep) == -1) {
- HRM(E_UNEXPECTED, "Could not format GUID into id.");
- }
-
- 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))
- , fCurrentPage(0) {
-}
-
-SkXPSDevice::SkXPSDevice(IXpsOMObjectFactory* xpsFactory)
- : INHERITED(make_fake_bitmap(10000, 10000), SkSurfaceProps(0, kUnknown_SkPixelGeometry))
- , fCurrentPage(0) {
-
- HRVM(CoCreateInstance(
- CLSID_XpsOMObjectFactory,
- nullptr,
- CLSCTX_INPROC_SERVER,
- IID_PPV_ARGS(&this->fXpsFactory)),
- "Could not create factory for layer.");
-
- HRVM(this->fXpsFactory->CreateCanvas(&this->fCurrentXpsCanvas),
- "Could not create canvas for layer.");
-}
-
-SkXPSDevice::~SkXPSDevice() {
-}
-
-SkXPSDevice::TypefaceUse::TypefaceUse()
- : typefaceId(0xffffffff)
- , fontData(nullptr)
- , xpsFont(nullptr)
- , glyphsUsed(nullptr) {
-}
-
-SkXPSDevice::TypefaceUse::~TypefaceUse() {
- //xpsFont owns fontData ref
- this->xpsFont->Release();
- delete this->glyphsUsed;
-}
-
-bool SkXPSDevice::beginPortfolio(SkWStream* outputStream) {
- if (!this->fAutoCo.succeeded()) return false;
-
- //Create XPS Factory.
- HRBM(CoCreateInstance(
- CLSID_XpsOMObjectFactory,
- nullptr,
- CLSCTX_INPROC_SERVER,
- IID_PPV_ARGS(&this->fXpsFactory)),
- "Could not create XPS factory.");
-
- HRBM(SkWIStream::CreateFromSkWStream(outputStream, &this->fOutputStream),
- "Could not convert SkStream to IStream.");
-
- return true;
-}
-
-bool SkXPSDevice::beginSheet(
- const SkVector& unitsPerMeter,
- const SkVector& pixelsPerMeter,
- const SkSize& trimSize,
- const SkRect* mediaBox,
- const SkRect* bleedBox,
- const SkRect* artBox,
- const SkRect* cropBox) {
- ++this->fCurrentPage;
-
- //For simplicity, just write everything out in geometry units,
- //then have a base canvas do the scale to physical units.
- this->fCurrentCanvasSize = trimSize;
- this->fCurrentUnitsPerMeter = unitsPerMeter;
- this->fCurrentPixelsPerMeter = pixelsPerMeter;
-
- this->fCurrentXpsCanvas.reset();
- HRBM(this->fXpsFactory->CreateCanvas(&this->fCurrentXpsCanvas),
- "Could not create base canvas.");
-
- return true;
-}
-
-HRESULT SkXPSDevice::createXpsThumbnail(IXpsOMPage* page,
- const unsigned int pageNum,
- IXpsOMImageResource** image) {
- SkTScopedComPtr<IXpsOMThumbnailGenerator> thumbnailGenerator;
- HRM(CoCreateInstance(
- CLSID_XpsOMThumbnailGenerator,
- nullptr,
- CLSCTX_INPROC_SERVER,
- IID_PPV_ARGS(&thumbnailGenerator)),
- "Could not create thumbnail generator.");
-
- SkTScopedComPtr<IOpcPartUri> partUri;
- static const size_t size = SkTUMax<
- SK_ARRAY_COUNT(L"/Documents/1/Metadata/.png") + SK_DIGITS_IN(pageNum),
- SK_ARRAY_COUNT(L"/Metadata/" L_GUID_ID L".png")
- >::value;
- wchar_t buffer[size];
- if (pageNum > 0) {
- swprintf_s(buffer, size, L"/Documents/1/Metadata/%u.png", pageNum);
- } else {
- wchar_t id[GUID_ID_LEN];
- HR(this->createId(id, GUID_ID_LEN));
- swprintf_s(buffer, size, L"/Metadata/%s.png", id);
- }
- HRM(this->fXpsFactory->CreatePartUri(buffer, &partUri),
- "Could not create thumbnail part uri.");
-
- HRM(thumbnailGenerator->GenerateThumbnail(page,
- XPS_IMAGE_TYPE_PNG,
- XPS_THUMBNAIL_SIZE_LARGE,
- partUri.get(),
- image),
- "Could not generate thumbnail.");
-
- return S_OK;
-}
-
-HRESULT SkXPSDevice::createXpsPage(const XPS_SIZE& pageSize,
- IXpsOMPage** page) {
- static const size_t size = SK_ARRAY_COUNT(L"/Documents/1/Pages/.fpage")
- + SK_DIGITS_IN(fCurrentPage);
- wchar_t buffer[size];
- swprintf_s(buffer, size, L"/Documents/1/Pages/%u.fpage",
- this->fCurrentPage);
- SkTScopedComPtr<IOpcPartUri> partUri;
- HRM(this->fXpsFactory->CreatePartUri(buffer, &partUri),
- "Could not create page part uri.");
-
- //If the language is unknown, use "und" (XPS Spec 2.3.5.1).
- HRM(this->fXpsFactory->CreatePage(&pageSize,
- L"und",
- partUri.get(),
- page),
- "Could not create page.");
-
- return S_OK;
-}
-
-HRESULT SkXPSDevice::initXpsDocumentWriter(IXpsOMImageResource* image) {
- //Create package writer.
- {
- SkTScopedComPtr<IOpcPartUri> partUri;
- HRM(this->fXpsFactory->CreatePartUri(L"/FixedDocumentSequence.fdseq",
- &partUri),
- "Could not create document sequence part uri.");
- HRM(this->fXpsFactory->CreatePackageWriterOnStream(
- this->fOutputStream.get(),
- TRUE,
- XPS_INTERLEAVING_OFF, //XPS_INTERLEAVING_ON,
- partUri.get(),
- nullptr,
- image,
- nullptr,
- nullptr,
- &this->fPackageWriter),
- "Could not create package writer.");
- }
-
- //Begin the lone document.
- {
- SkTScopedComPtr<IOpcPartUri> partUri;
- HRM(this->fXpsFactory->CreatePartUri(
- L"/Documents/1/FixedDocument.fdoc",
- &partUri),
- "Could not create fixed document part uri.");
- HRM(this->fPackageWriter->StartNewDocument(partUri.get(),
- nullptr,
- nullptr,
- nullptr,
- nullptr),
- "Could not start document.");
- }
-
- return S_OK;
-}
-
-bool SkXPSDevice::endSheet() {
- //XPS is fixed at 96dpi (XPS Spec 11.1).
- static const float xpsDPI = 96.0f;
- static const float inchesPerMeter = 10000.0f / 254.0f;
- static const float targetUnitsPerMeter = xpsDPI * inchesPerMeter;
- const float scaleX = targetUnitsPerMeter
- / SkScalarToFLOAT(this->fCurrentUnitsPerMeter.fX);
- const float scaleY = targetUnitsPerMeter
- / SkScalarToFLOAT(this->fCurrentUnitsPerMeter.fY);
-
- //Create the scale canvas.
- SkTScopedComPtr<IXpsOMCanvas> scaleCanvas;
- HRBM(this->fXpsFactory->CreateCanvas(&scaleCanvas),
- "Could not create scale canvas.");
- SkTScopedComPtr<IXpsOMVisualCollection> scaleCanvasVisuals;
- HRBM(scaleCanvas->GetVisuals(&scaleCanvasVisuals),
- "Could not get scale canvas visuals.");
-
- SkTScopedComPtr<IXpsOMMatrixTransform> geomToPhys;
- XPS_MATRIX rawGeomToPhys = { scaleX, 0, 0, scaleY, 0, 0, };
- HRBM(this->fXpsFactory->CreateMatrixTransform(&rawGeomToPhys, &geomToPhys),
- "Could not create geometry to physical transform.");
- HRBM(scaleCanvas->SetTransformLocal(geomToPhys.get()),
- "Could not set transform on scale canvas.");
-
- //Add the content canvas to the scale canvas.
- HRBM(scaleCanvasVisuals->Append(this->fCurrentXpsCanvas.get()),
- "Could not add base canvas to scale canvas.");
-
- //Create the page.
- XPS_SIZE pageSize = {
- SkScalarToFLOAT(this->fCurrentCanvasSize.width()) * scaleX,
- SkScalarToFLOAT(this->fCurrentCanvasSize.height()) * scaleY,
- };
- SkTScopedComPtr<IXpsOMPage> page;
- HRB(this->createXpsPage(pageSize, &page));
-
- SkTScopedComPtr<IXpsOMVisualCollection> pageVisuals;
- HRBM(page->GetVisuals(&pageVisuals), "Could not get page visuals.");
-
- //Add the scale canvas to the page.
- HRBM(pageVisuals->Append(scaleCanvas.get()),
- "Could not add scale canvas to page.");
-
- //Create the package writer if it hasn't been created yet.
- if (nullptr == this->fPackageWriter.get()) {
- SkTScopedComPtr<IXpsOMImageResource> image;
- //Ignore return, thumbnail is completely optional.
- this->createXpsThumbnail(page.get(), 0, &image);
-
- HRB(this->initXpsDocumentWriter(image.get()));
- }
-
- HRBM(this->fPackageWriter->AddPage(page.get(),
- &pageSize,
- nullptr,
- nullptr,
- nullptr,
- nullptr),
- "Could not write the page.");
- this->fCurrentXpsCanvas.reset();
-
- return true;
-}
-
-static HRESULT subset_typeface(SkXPSDevice::TypefaceUse* current) {
- //CreateFontPackage wants unsigned short.
- //Microsoft, Y U NO stdint.h?
- SkTDArray<unsigned short> keepList;
- current->glyphsUsed->exportTo(&keepList);
-
- int ttcCount = (current->ttcIndex + 1);
-
- //The following are declared with the types required by CreateFontPackage.
- unsigned char *fontPackageBufferRaw = nullptr;
- unsigned long fontPackageBufferSize;
- unsigned long bytesWritten;
- unsigned long result = CreateFontPackage(
- (unsigned char *) current->fontData->getMemoryBase(),
- (unsigned long) current->fontData->getLength(),
- &fontPackageBufferRaw,
- &fontPackageBufferSize,
- &bytesWritten,
- TTFCFP_FLAGS_SUBSET | TTFCFP_FLAGS_GLYPHLIST | (ttcCount > 0 ? TTFCFP_FLAGS_TTC : 0),
- current->ttcIndex,
- TTFCFP_SUBSET,
- 0,
- 0,
- 0,
- keepList.begin(),
- keepList.count(),
- sk_malloc_throw,
- sk_realloc_throw,
- sk_free,
- nullptr);
- SkAutoTMalloc<unsigned char> fontPackageBuffer(fontPackageBufferRaw);
- if (result != NO_ERROR) {
- SkDEBUGF(("CreateFontPackage Error %lu", result));
- return E_UNEXPECTED;
- }
-
- // If it was originally a ttc, keep it a ttc.
- // CreateFontPackage over-allocates, realloc usually decreases the size substantially.
- size_t extra;
- if (ttcCount > 0) {
- // Create space for a ttc header.
- extra = sizeof(SkTTCFHeader) + (ttcCount * sizeof(SK_OT_ULONG));
- fontPackageBuffer.realloc(bytesWritten + extra);
- //overlap is certain, use memmove
- memmove(fontPackageBuffer.get() + extra, fontPackageBuffer.get(), bytesWritten);
-
- // Write the ttc header.
- SkTTCFHeader* ttcfHeader = reinterpret_cast<SkTTCFHeader*>(fontPackageBuffer.get());
- ttcfHeader->ttcTag = SkTTCFHeader::TAG;
- ttcfHeader->version = SkTTCFHeader::version_1;
- ttcfHeader->numOffsets = SkEndian_SwapBE32(ttcCount);
- SK_OT_ULONG* offsetPtr = SkTAfter<SK_OT_ULONG>(ttcfHeader);
- for (int i = 0; i < ttcCount; ++i, ++offsetPtr) {
- *offsetPtr = SkEndian_SwapBE32(SkToU32(extra));
- }
-
- // Fix up offsets in sfnt table entries.
- SkSFNTHeader* sfntHeader = SkTAddOffset<SkSFNTHeader>(fontPackageBuffer.get(), extra);
- int numTables = SkEndian_SwapBE16(sfntHeader->numTables);
- SkSFNTHeader::TableDirectoryEntry* tableDirectory =
- SkTAfter<SkSFNTHeader::TableDirectoryEntry>(sfntHeader);
- for (int i = 0; i < numTables; ++i, ++tableDirectory) {
- tableDirectory->offset = SkEndian_SwapBE32(
- SkToU32(SkEndian_SwapBE32(SkToU32(tableDirectory->offset)) + extra));
- }
- } else {
- extra = 0;
- fontPackageBuffer.realloc(bytesWritten);
- }
-
- SkAutoTDelete<SkMemoryStream> newStream(new SkMemoryStream());
- newStream->setMemoryOwned(fontPackageBuffer.detach(), bytesWritten + extra);
-
- SkTScopedComPtr<IStream> newIStream;
- SkIStream::CreateFromSkStream(newStream.detach(), true, &newIStream);
-
- XPS_FONT_EMBEDDING embedding;
- HRM(current->xpsFont->GetEmbeddingOption(&embedding),
- "Could not get embedding option from font.");
-
- SkTScopedComPtr<IOpcPartUri> partUri;
- HRM(current->xpsFont->GetPartName(&partUri),
- "Could not get part uri from font.");
-
- HRM(current->xpsFont->SetContent(
- newIStream.get(),
- embedding,
- partUri.get()),
- "Could not set new stream for subsetted font.");
-
- return S_OK;
-}
-
-bool SkXPSDevice::endPortfolio() {
- //Subset fonts
- if (!this->fTypefaces.empty()) {
- SkXPSDevice::TypefaceUse* current = &this->fTypefaces.front();
- const TypefaceUse* last = &this->fTypefaces.back();
- for (; current <= last; ++current) {
- //Ignore return for now, if it didn't subset, let it be.
- subset_typeface(current);
- }
- }
-
- HRBM(this->fPackageWriter->Close(), "Could not close writer.");
-
- return true;
-}
-
-static XPS_COLOR xps_color(const SkColor skColor) {
- //XPS uses non-pre-multiplied alpha (XPS Spec 11.4).
- XPS_COLOR xpsColor;
- xpsColor.colorType = XPS_COLOR_TYPE_SRGB;
- xpsColor.value.sRGB.alpha = SkColorGetA(skColor);
- xpsColor.value.sRGB.red = SkColorGetR(skColor);
- xpsColor.value.sRGB.green = SkColorGetG(skColor);
- xpsColor.value.sRGB.blue = SkColorGetB(skColor);
-
- return xpsColor;
-}
-
-static XPS_POINT xps_point(const SkPoint& point) {
- XPS_POINT xpsPoint = {
- SkScalarToFLOAT(point.fX),
- SkScalarToFLOAT(point.fY),
- };
- return xpsPoint;
-}
-
-static XPS_POINT xps_point(const SkPoint& point, const SkMatrix& matrix) {
- SkPoint skTransformedPoint;
- matrix.mapXY(point.fX, point.fY, &skTransformedPoint);
- return xps_point(skTransformedPoint);
-}
-
-static XPS_SPREAD_METHOD xps_spread_method(SkShader::TileMode tileMode) {
- switch (tileMode) {
- case SkShader::kClamp_TileMode:
- return XPS_SPREAD_METHOD_PAD;
- case SkShader::kRepeat_TileMode:
- return XPS_SPREAD_METHOD_REPEAT;
- case SkShader::kMirror_TileMode:
- return XPS_SPREAD_METHOD_REFLECT;
- default:
- SkDEBUGFAIL("Unknown tile mode.");
- }
- return XPS_SPREAD_METHOD_PAD;
-}
-
-static void transform_offsets(SkScalar* stopOffsets, const int numOffsets,
- const SkPoint& start, const SkPoint& end,
- const SkMatrix& transform) {
- SkPoint startTransformed;
- transform.mapXY(start.fX, start.fY, &startTransformed);
- SkPoint endTransformed;
- transform.mapXY(end.fX, end.fY, &endTransformed);
-
- //Manhattan distance between transformed start and end.
- SkScalar startToEnd = (endTransformed.fX - startTransformed.fX)
- + (endTransformed.fY - startTransformed.fY);
- if (SkScalarNearlyZero(startToEnd)) {
- for (int i = 0; i < numOffsets; ++i) {
- stopOffsets[i] = 0;
- }
- return;
- }
-
- for (int i = 0; i < numOffsets; ++i) {
- SkPoint stop;
- stop.fX = SkScalarMul(end.fX - start.fX, stopOffsets[i]);
- stop.fY = SkScalarMul(end.fY - start.fY, stopOffsets[i]);
-
- SkPoint stopTransformed;
- transform.mapXY(stop.fX, stop.fY, &stopTransformed);
-
- //Manhattan distance between transformed start and stop.
- SkScalar startToStop = (stopTransformed.fX - startTransformed.fX)
- + (stopTransformed.fY - startTransformed.fY);
- //Percentage along transformed line.
- stopOffsets[i] = startToStop / startToEnd;
- }
-}
-
-HRESULT SkXPSDevice::createXpsTransform(const SkMatrix& matrix,
- IXpsOMMatrixTransform** xpsTransform) {
- SkScalar affine[6];
- if (!matrix.asAffine(affine)) {
- *xpsTransform = nullptr;
- return S_FALSE;
- }
- XPS_MATRIX rawXpsMatrix = {
- SkScalarToFLOAT(affine[SkMatrix::kAScaleX]),
- SkScalarToFLOAT(affine[SkMatrix::kASkewY]),
- SkScalarToFLOAT(affine[SkMatrix::kASkewX]),
- SkScalarToFLOAT(affine[SkMatrix::kAScaleY]),
- SkScalarToFLOAT(affine[SkMatrix::kATransX]),
- SkScalarToFLOAT(affine[SkMatrix::kATransY]),
- };
- HRM(this->fXpsFactory->CreateMatrixTransform(&rawXpsMatrix, xpsTransform),
- "Could not create transform.");
-
- return S_OK;
-}
-
-HRESULT SkXPSDevice::createPath(IXpsOMGeometryFigure* figure,
- IXpsOMVisualCollection* visuals,
- IXpsOMPath** path) {
- SkTScopedComPtr<IXpsOMGeometry> geometry;
- HRM(this->fXpsFactory->CreateGeometry(&geometry),
- "Could not create geometry.");
-
- SkTScopedComPtr<IXpsOMGeometryFigureCollection> figureCollection;
- HRM(geometry->GetFigures(&figureCollection), "Could not get figures.");
- HRM(figureCollection->Append(figure), "Could not add figure.");
-
- HRM(this->fXpsFactory->CreatePath(path), "Could not create path.");
- HRM((*path)->SetGeometryLocal(geometry.get()), "Could not set geometry");
-
- HRM(visuals->Append(*path), "Could not add path to visuals.");
- return S_OK;
-}
-
-HRESULT SkXPSDevice::createXpsSolidColorBrush(const SkColor skColor,
- const SkAlpha alpha,
- IXpsOMBrush** xpsBrush) {
- XPS_COLOR xpsColor = xps_color(skColor);
- SkTScopedComPtr<IXpsOMSolidColorBrush> solidBrush;
- HRM(this->fXpsFactory->CreateSolidColorBrush(&xpsColor, nullptr, &solidBrush),
- "Could not create solid color brush.");
- HRM(solidBrush->SetOpacity(alpha / 255.0f), "Could not set opacity.");
- HRM(solidBrush->QueryInterface<IXpsOMBrush>(xpsBrush), "QI Fail.");
- return S_OK;
-}
-
-HRESULT SkXPSDevice::sideOfClamp(const SkRect& areaToFill,
- const XPS_RECT& imageViewBox,
- IXpsOMImageResource* image,
- IXpsOMVisualCollection* visuals) {
- SkTScopedComPtr<IXpsOMGeometryFigure> areaToFillFigure;
- HR(this->createXpsRect(areaToFill, FALSE, TRUE, &areaToFillFigure));
-
- SkTScopedComPtr<IXpsOMPath> areaToFillPath;
- HR(this->createPath(areaToFillFigure.get(), visuals, &areaToFillPath));
-
- SkTScopedComPtr<IXpsOMImageBrush> areaToFillBrush;
- HRM(this->fXpsFactory->CreateImageBrush(image,
- &imageViewBox,
- &imageViewBox,
- &areaToFillBrush),
- "Could not create brush for side of clamp.");
- HRM(areaToFillBrush->SetTileMode(XPS_TILE_MODE_FLIPXY),
- "Could not set tile mode for side of clamp.");
- HRM(areaToFillPath->SetFillBrushLocal(areaToFillBrush.get()),
- "Could not set brush for side of clamp");
-
- return S_OK;
-}
-
-HRESULT SkXPSDevice::cornerOfClamp(const SkRect& areaToFill,
- const SkColor color,
- IXpsOMVisualCollection* visuals) {
- SkTScopedComPtr<IXpsOMGeometryFigure> areaToFillFigure;
- HR(this->createXpsRect(areaToFill, FALSE, TRUE, &areaToFillFigure));
-
- SkTScopedComPtr<IXpsOMPath> areaToFillPath;
- HR(this->createPath(areaToFillFigure.get(), visuals, &areaToFillPath));
-
- SkTScopedComPtr<IXpsOMBrush> areaToFillBrush;
- HR(this->createXpsSolidColorBrush(color, 0xFF, &areaToFillBrush));
- HRM(areaToFillPath->SetFillBrushLocal(areaToFillBrush.get()),
- "Could not set brush for corner of clamp.");
-
- return S_OK;
-}
-
-static const XPS_TILE_MODE XTM_N = XPS_TILE_MODE_NONE;
-static const XPS_TILE_MODE XTM_T = XPS_TILE_MODE_TILE;
-static const XPS_TILE_MODE XTM_X = XPS_TILE_MODE_FLIPX;
-static const XPS_TILE_MODE XTM_Y = XPS_TILE_MODE_FLIPY;
-static const XPS_TILE_MODE XTM_XY = XPS_TILE_MODE_FLIPXY;
-
-//TODO(bungeman): In the future, should skia add None,
-//handle None+Mirror and None+Repeat correctly.
-//None is currently an internal hack so masks don't repeat (None+None only).
-static XPS_TILE_MODE SkToXpsTileMode[SkShader::kTileModeCount+1]
- [SkShader::kTileModeCount+1] = {
- //Clamp //Repeat //Mirror //None
-/*Clamp */ XTM_N, XTM_T, XTM_Y, XTM_N,
-/*Repeat*/ XTM_T, XTM_T, XTM_Y, XTM_N,
-/*Mirror*/ XTM_X, XTM_X, XTM_XY, XTM_X,
-/*None */ XTM_N, XTM_N, XTM_Y, XTM_N,
-};
-
-HRESULT SkXPSDevice::createXpsImageBrush(
- const SkBitmap& bitmap,
- const SkMatrix& localMatrix,
- const SkShader::TileMode (&xy)[2],
- const SkAlpha alpha,
- IXpsOMTileBrush** xpsBrush) {
- SkDynamicMemoryWStream write;
- if (!SkImageEncoder::EncodeStream(&write, bitmap,
- SkImageEncoder::kPNG_Type, 100)) {
- HRM(E_FAIL, "Unable to encode bitmap as png.");
- }
- SkMemoryStream* read = new SkMemoryStream;
- read->setData(write.copyToData())->unref();
- SkTScopedComPtr<IStream> readWrapper;
- HRM(SkIStream::CreateFromSkStream(read, true, &readWrapper),
- "Could not create stream from png data.");
-
- const size_t size =
- SK_ARRAY_COUNT(L"/Documents/1/Resources/Images/" L_GUID_ID L".png");
- wchar_t buffer[size];
- wchar_t id[GUID_ID_LEN];
- HR(this->createId(id, GUID_ID_LEN));
- swprintf_s(buffer, size, L"/Documents/1/Resources/Images/%s.png", id);
-
- SkTScopedComPtr<IOpcPartUri> imagePartUri;
- HRM(this->fXpsFactory->CreatePartUri(buffer, &imagePartUri),
- "Could not create image part uri.");
-
- SkTScopedComPtr<IXpsOMImageResource> imageResource;
- HRM(this->fXpsFactory->CreateImageResource(
- readWrapper.get(),
- XPS_IMAGE_TYPE_PNG,
- imagePartUri.get(),
- &imageResource),
- "Could not create image resource.");
-
- XPS_RECT bitmapRect = {
- 0.0, 0.0,
- static_cast<FLOAT>(bitmap.width()), static_cast<FLOAT>(bitmap.height())
- };
- SkTScopedComPtr<IXpsOMImageBrush> xpsImageBrush;
- HRM(this->fXpsFactory->CreateImageBrush(imageResource.get(),
- &bitmapRect, &bitmapRect,
- &xpsImageBrush),
- "Could not create image brush.");
-
- if (SkShader::kClamp_TileMode != xy[0] &&
- SkShader::kClamp_TileMode != xy[1]) {
-
- HRM(xpsImageBrush->SetTileMode(SkToXpsTileMode[xy[0]][xy[1]]),
- "Could not set image tile mode");
- HRM(xpsImageBrush->SetOpacity(alpha / 255.0f),
- "Could not set image opacity.");
- HRM(xpsImageBrush->QueryInterface(xpsBrush), "QI failed.");
- } else {
- //TODO(bungeman): compute how big this really needs to be.
- const SkScalar BIG = SkIntToScalar(1000); //SK_ScalarMax;
- const FLOAT BIG_F = SkScalarToFLOAT(BIG);
- const SkScalar bWidth = SkIntToScalar(bitmap.width());
- const SkScalar bHeight = SkIntToScalar(bitmap.height());
-
- //create brush canvas
- SkTScopedComPtr<IXpsOMCanvas> brushCanvas;
- HRM(this->fXpsFactory->CreateCanvas(&brushCanvas),
- "Could not create image brush canvas.");
- SkTScopedComPtr<IXpsOMVisualCollection> brushVisuals;
- HRM(brushCanvas->GetVisuals(&brushVisuals),
- "Could not get image brush canvas visuals collection.");
-
- //create central figure
- const SkRect bitmapPoints = SkRect::MakeLTRB(0, 0, bWidth, bHeight);
- SkTScopedComPtr<IXpsOMGeometryFigure> centralFigure;
- HR(this->createXpsRect(bitmapPoints, FALSE, TRUE, &centralFigure));
-
- SkTScopedComPtr<IXpsOMPath> centralPath;
- HR(this->createPath(centralFigure.get(),
- brushVisuals.get(),
- &centralPath));
- HRM(xpsImageBrush->SetTileMode(XPS_TILE_MODE_FLIPXY),
- "Could not set tile mode for image brush central path.");
- HRM(centralPath->SetFillBrushLocal(xpsImageBrush.get()),
- "Could not set fill brush for image brush central path.");
-
- //add left/right
- if (SkShader::kClamp_TileMode == xy[0]) {
- SkRect leftArea = SkRect::MakeLTRB(-BIG, 0, 0, bHeight);
- XPS_RECT leftImageViewBox = {
- 0.0, 0.0,
- 1.0, static_cast<FLOAT>(bitmap.height()),
- };
- HR(this->sideOfClamp(leftArea, leftImageViewBox,
- imageResource.get(),
- brushVisuals.get()));
-
- SkRect rightArea = SkRect::MakeLTRB(bWidth, 0, BIG, bHeight);
- XPS_RECT rightImageViewBox = {
- bitmap.width() - 1.0f, 0.0f,
- 1.0f, static_cast<FLOAT>(bitmap.height()),
- };
- HR(this->sideOfClamp(rightArea, rightImageViewBox,
- imageResource.get(),
- brushVisuals.get()));
- }
-
- //add top/bottom
- if (SkShader::kClamp_TileMode == xy[1]) {
- SkRect topArea = SkRect::MakeLTRB(0, -BIG, bWidth, 0);
- XPS_RECT topImageViewBox = {
- 0.0, 0.0,
- static_cast<FLOAT>(bitmap.width()), 1.0,
- };
- HR(this->sideOfClamp(topArea, topImageViewBox,
- imageResource.get(),
- brushVisuals.get()));
-
- SkRect bottomArea = SkRect::MakeLTRB(0, bHeight, bWidth, BIG);
- XPS_RECT bottomImageViewBox = {
- 0.0f, bitmap.height() - 1.0f,
- static_cast<FLOAT>(bitmap.width()), 1.0f,
- };
- HR(this->sideOfClamp(bottomArea, bottomImageViewBox,
- imageResource.get(),
- brushVisuals.get()));
- }
-
- //add tl, tr, bl, br
- if (SkShader::kClamp_TileMode == xy[0] &&
- SkShader::kClamp_TileMode == xy[1]) {
-
- SkAutoLockPixels alp(bitmap);
-
- const SkColor tlColor = bitmap.getColor(0,0);
- const SkRect tlArea = SkRect::MakeLTRB(-BIG, -BIG, 0, 0);
- HR(this->cornerOfClamp(tlArea, tlColor, brushVisuals.get()));
-
- const SkColor trColor = bitmap.getColor(bitmap.width()-1,0);
- const SkRect trArea = SkRect::MakeLTRB(bWidth, -BIG, BIG, 0);
- HR(this->cornerOfClamp(trArea, trColor, brushVisuals.get()));
-
- const SkColor brColor = bitmap.getColor(bitmap.width()-1,
- bitmap.height()-1);
- const SkRect brArea = SkRect::MakeLTRB(bWidth, bHeight, BIG, BIG);
- HR(this->cornerOfClamp(brArea, brColor, brushVisuals.get()));
-
- const SkColor blColor = bitmap.getColor(0,bitmap.height()-1);
- const SkRect blArea = SkRect::MakeLTRB(-BIG, bHeight, 0, BIG);
- HR(this->cornerOfClamp(blArea, blColor, brushVisuals.get()));
- }
-
- //create visual brush from canvas
- XPS_RECT bound = {};
- if (SkShader::kClamp_TileMode == xy[0] &&
- SkShader::kClamp_TileMode == xy[1]) {
-
- bound.x = BIG_F / -2;
- bound.y = BIG_F / -2;
- bound.width = BIG_F;
- bound.height = BIG_F;
- } else if (SkShader::kClamp_TileMode == xy[0]) {
- bound.x = BIG_F / -2;
- bound.y = 0.0f;
- bound.width = BIG_F;
- bound.height = static_cast<FLOAT>(bitmap.height());
- } else if (SkShader::kClamp_TileMode == xy[1]) {
- bound.x = 0;
- bound.y = BIG_F / -2;
- bound.width = static_cast<FLOAT>(bitmap.width());
- bound.height = BIG_F;
- }
- SkTScopedComPtr<IXpsOMVisualBrush> clampBrush;
- HRM(this->fXpsFactory->CreateVisualBrush(&bound, &bound, &clampBrush),
- "Could not create visual brush for image brush.");
- HRM(clampBrush->SetVisualLocal(brushCanvas.get()),
- "Could not set canvas on visual brush for image brush.");
- HRM(clampBrush->SetTileMode(SkToXpsTileMode[xy[0]][xy[1]]),
- "Could not set tile mode on visual brush for image brush.");
- HRM(clampBrush->SetOpacity(alpha / 255.0f),
- "Could not set opacity on visual brush for image brush.");
-
- HRM(clampBrush->QueryInterface(xpsBrush), "QI failed.");
- }
-
- SkTScopedComPtr<IXpsOMMatrixTransform> xpsMatrixToUse;
- HR(this->createXpsTransform(localMatrix, &xpsMatrixToUse));
- if (xpsMatrixToUse.get()) {
- HRM((*xpsBrush)->SetTransformLocal(xpsMatrixToUse.get()),
- "Could not set transform for image brush.");
- } else {
- //TODO(bungeman): perspective bitmaps in general.
- }
-
- return S_OK;
-}
-
-HRESULT SkXPSDevice::createXpsGradientStop(const SkColor skColor,
- const SkScalar offset,
- IXpsOMGradientStop** xpsGradStop) {
- XPS_COLOR gradStopXpsColor = xps_color(skColor);
- HRM(this->fXpsFactory->CreateGradientStop(&gradStopXpsColor,
- nullptr,
- SkScalarToFLOAT(offset),
- xpsGradStop),
- "Could not create gradient stop.");
- return S_OK;
-}
-
-HRESULT SkXPSDevice::createXpsLinearGradient(SkShader::GradientInfo info,
- const SkAlpha alpha,
- const SkMatrix& localMatrix,
- IXpsOMMatrixTransform* xpsMatrix,
- IXpsOMBrush** xpsBrush) {
- XPS_POINT startPoint;
- XPS_POINT endPoint;
- if (xpsMatrix) {
- startPoint = xps_point(info.fPoint[0]);
- endPoint = xps_point(info.fPoint[1]);
- } else {
- transform_offsets(info.fColorOffsets, info.fColorCount,
- info.fPoint[0], info.fPoint[1],
- localMatrix);
- startPoint = xps_point(info.fPoint[0], localMatrix);
- endPoint = xps_point(info.fPoint[1], localMatrix);
- }
-
- SkTScopedComPtr<IXpsOMGradientStop> gradStop0;
- HR(createXpsGradientStop(info.fColors[0],
- info.fColorOffsets[0],
- &gradStop0));
-
- SkTScopedComPtr<IXpsOMGradientStop> gradStop1;
- HR(createXpsGradientStop(info.fColors[1],
- info.fColorOffsets[1],
- &gradStop1));
-
- SkTScopedComPtr<IXpsOMLinearGradientBrush> gradientBrush;
- HRM(this->fXpsFactory->CreateLinearGradientBrush(gradStop0.get(),
- gradStop1.get(),
- &startPoint,
- &endPoint,
- &gradientBrush),
- "Could not create linear gradient brush.");
- if (xpsMatrix) {
- HRM(gradientBrush->SetTransformLocal(xpsMatrix),
- "Could not set transform on linear gradient brush.");
- }
-
- SkTScopedComPtr<IXpsOMGradientStopCollection> gradStopCollection;
- HRM(gradientBrush->GetGradientStops(&gradStopCollection),
- "Could not get linear gradient stop collection.");
- for (int i = 2; i < info.fColorCount; ++i) {
- SkTScopedComPtr<IXpsOMGradientStop> gradStop;
- HR(createXpsGradientStop(info.fColors[i],
- info.fColorOffsets[i],
- &gradStop));
- HRM(gradStopCollection->Append(gradStop.get()),
- "Could not add linear gradient stop.");
- }
-
- HRM(gradientBrush->SetSpreadMethod(xps_spread_method(info.fTileMode)),
- "Could not set spread method of linear gradient.");
-
- HRM(gradientBrush->SetOpacity(alpha / 255.0f),
- "Could not set opacity of linear gradient brush.");
- HRM(gradientBrush->QueryInterface<IXpsOMBrush>(xpsBrush), "QI failed");
-
- return S_OK;
-}
-
-HRESULT SkXPSDevice::createXpsRadialGradient(SkShader::GradientInfo info,
- const SkAlpha alpha,
- const SkMatrix& localMatrix,
- IXpsOMMatrixTransform* xpsMatrix,
- IXpsOMBrush** xpsBrush) {
- SkTScopedComPtr<IXpsOMGradientStop> gradStop0;
- HR(createXpsGradientStop(info.fColors[0],
- info.fColorOffsets[0],
- &gradStop0));
-
- SkTScopedComPtr<IXpsOMGradientStop> gradStop1;
- HR(createXpsGradientStop(info.fColors[1],
- info.fColorOffsets[1],
- &gradStop1));
-
- //TODO: figure out how to fake better if not affine
- XPS_POINT centerPoint;
- XPS_POINT gradientOrigin;
- XPS_SIZE radiiSizes;
- if (xpsMatrix) {
- centerPoint = xps_point(info.fPoint[0]);
- gradientOrigin = xps_point(info.fPoint[0]);
- radiiSizes.width = SkScalarToFLOAT(info.fRadius[0]);
- radiiSizes.height = SkScalarToFLOAT(info.fRadius[0]);
- } else {
- centerPoint = xps_point(info.fPoint[0], localMatrix);
- gradientOrigin = xps_point(info.fPoint[0], localMatrix);
-
- SkScalar radius = info.fRadius[0];
- SkVector vec[2];
-
- vec[0].set(radius, 0);
- vec[1].set(0, radius);
- localMatrix.mapVectors(vec, 2);
-
- SkScalar d0 = vec[0].length();
- SkScalar d1 = vec[1].length();
-
- radiiSizes.width = SkScalarToFLOAT(d0);
- radiiSizes.height = SkScalarToFLOAT(d1);
- }
-
- SkTScopedComPtr<IXpsOMRadialGradientBrush> gradientBrush;
- HRM(this->fXpsFactory->CreateRadialGradientBrush(gradStop0.get(),
- gradStop1.get(),
- &centerPoint,
- &gradientOrigin,
- &radiiSizes,
- &gradientBrush),
- "Could not create radial gradient brush.");
- if (xpsMatrix) {
- HRM(gradientBrush->SetTransformLocal(xpsMatrix),
- "Could not set transform on radial gradient brush.");
- }
-
- SkTScopedComPtr<IXpsOMGradientStopCollection> gradStopCollection;
- HRM(gradientBrush->GetGradientStops(&gradStopCollection),
- "Could not get radial gradient stop collection.");
- for (int i = 2; i < info.fColorCount; ++i) {
- SkTScopedComPtr<IXpsOMGradientStop> gradStop;
- HR(createXpsGradientStop(info.fColors[i],
- info.fColorOffsets[i],
- &gradStop));
- HRM(gradStopCollection->Append(gradStop.get()),
- "Could not add radial gradient stop.");
- }
-
- HRM(gradientBrush->SetSpreadMethod(xps_spread_method(info.fTileMode)),
- "Could not set spread method of radial gradient.");
-
- HRM(gradientBrush->SetOpacity(alpha / 255.0f),
- "Could not set opacity of radial gradient brush.");
- HRM(gradientBrush->QueryInterface<IXpsOMBrush>(xpsBrush), "QI failed.");
-
- return S_OK;
-}
-
-HRESULT SkXPSDevice::createXpsBrush(const SkPaint& skPaint,
- IXpsOMBrush** brush,
- const SkMatrix* parentTransform) {
- const SkShader *shader = skPaint.getShader();
- if (nullptr == shader) {
- HR(this->createXpsSolidColorBrush(skPaint.getColor(), 0xFF, brush));
- return S_OK;
- }
-
- //Gradient shaders.
- SkShader::GradientInfo info;
- info.fColorCount = 0;
- info.fColors = nullptr;
- info.fColorOffsets = nullptr;
- SkShader::GradientType gradientType = shader->asAGradient(&info);
-
- if (SkShader::kNone_GradientType == gradientType) {
- //Nothing to see, move along.
-
- } else if (SkShader::kColor_GradientType == gradientType) {
- SkASSERT(1 == info.fColorCount);
- SkColor color;
- info.fColors = &color;
- shader->asAGradient(&info);
- SkAlpha alpha = skPaint.getAlpha();
- HR(this->createXpsSolidColorBrush(color, alpha, brush));
- return S_OK;
-
- } else {
- if (info.fColorCount == 0) {
- const SkColor color = skPaint.getColor();
- HR(this->createXpsSolidColorBrush(color, 0xFF, brush));
- return S_OK;
- }
-
- SkAutoTArray<SkColor> colors(info.fColorCount);
- SkAutoTArray<SkScalar> colorOffsets(info.fColorCount);
- info.fColors = colors.get();
- info.fColorOffsets = colorOffsets.get();
- shader->asAGradient(&info);
-
- if (1 == info.fColorCount) {
- SkColor color = info.fColors[0];
- SkAlpha alpha = skPaint.getAlpha();
- HR(this->createXpsSolidColorBrush(color, alpha, brush));
- return S_OK;
- }
-
- SkMatrix localMatrix = shader->getLocalMatrix();
- if (parentTransform) {
- localMatrix.preConcat(*parentTransform);
- }
- SkTScopedComPtr<IXpsOMMatrixTransform> xpsMatrixToUse;
- HR(this->createXpsTransform(localMatrix, &xpsMatrixToUse));
-
- if (SkShader::kLinear_GradientType == gradientType) {
- HR(this->createXpsLinearGradient(info,
- skPaint.getAlpha(),
- localMatrix,
- xpsMatrixToUse.get(),
- brush));
- return S_OK;
- }
-
- if (SkShader::kRadial_GradientType == gradientType) {
- HR(this->createXpsRadialGradient(info,
- skPaint.getAlpha(),
- localMatrix,
- xpsMatrixToUse.get(),
- brush));
- return S_OK;
- }
-
- if (SkShader::kConical_GradientType == gradientType) {
- //simple if affine and one is 0, otherwise will have to fake
- }
-
- if (SkShader::kSweep_GradientType == gradientType) {
- //have to fake
- }
- }
-
- SkBitmap outTexture;
- SkMatrix outMatrix;
- SkShader::TileMode xy[2];
- if (shader->isABitmap(&outTexture, &outMatrix, xy)) {
- //TODO: outMatrix??
- SkMatrix localMatrix = shader->getLocalMatrix();
- if (parentTransform) {
- localMatrix.preConcat(*parentTransform);
- }
-
- SkTScopedComPtr<IXpsOMTileBrush> tileBrush;
- HR(this->createXpsImageBrush(outTexture,
- localMatrix,
- xy,
- skPaint.getAlpha(),
- &tileBrush));
-
- HRM(tileBrush->QueryInterface<IXpsOMBrush>(brush), "QI failed.");
- } else {
- HR(this->createXpsSolidColorBrush(skPaint.getColor(), 0xFF, brush));
- }
- return S_OK;
-}
-
-static bool rect_must_be_pathed(const SkPaint& paint, const SkMatrix& matrix) {
- const bool zeroWidth = (0 == paint.getStrokeWidth());
- const bool stroke = (SkPaint::kFill_Style != paint.getStyle());
-
- return paint.getPathEffect() ||
- paint.getMaskFilter() ||
- paint.getRasterizer() ||
- (stroke && (
- (matrix.hasPerspective() && !zeroWidth) ||
- SkPaint::kMiter_Join != paint.getStrokeJoin() ||
- (SkPaint::kMiter_Join == paint.getStrokeJoin() &&
- paint.getStrokeMiter() < SK_ScalarSqrt2)
- ))
- ;
-}
-
-HRESULT SkXPSDevice::createXpsRect(const SkRect& rect, BOOL stroke, BOOL fill,
- IXpsOMGeometryFigure** xpsRect) {
- const SkPoint points[4] = {
- { rect.fLeft, rect.fTop },
- { rect.fRight, rect.fTop },
- { rect.fRight, rect.fBottom },
- { rect.fLeft, rect.fBottom },
- };
- return this->createXpsQuad(points, stroke, fill, xpsRect);
-}
-HRESULT SkXPSDevice::createXpsQuad(const SkPoint (&points)[4],
- BOOL stroke, BOOL fill,
- IXpsOMGeometryFigure** xpsQuad) {
- // Define the start point.
- XPS_POINT startPoint = xps_point(points[0]);
-
- // Create the figure.
- HRM(this->fXpsFactory->CreateGeometryFigure(&startPoint, xpsQuad),
- "Could not create quad geometry figure.");
-
- // Define the type of each segment.
- XPS_SEGMENT_TYPE segmentTypes[3] = {
- XPS_SEGMENT_TYPE_LINE,
- XPS_SEGMENT_TYPE_LINE,
- XPS_SEGMENT_TYPE_LINE,
- };
-
- // Define the x and y coordinates of each corner of the figure.
- FLOAT segmentData[6] = {
- SkScalarToFLOAT(points[1].fX), SkScalarToFLOAT(points[1].fY),
- SkScalarToFLOAT(points[2].fX), SkScalarToFLOAT(points[2].fY),
- SkScalarToFLOAT(points[3].fX), SkScalarToFLOAT(points[3].fY),
- };
-
- // Describe if the segments are stroked.
- BOOL segmentStrokes[3] = {
- stroke, stroke, stroke,
- };
-
- // Add the segment data to the figure.
- HRM((*xpsQuad)->SetSegments(
- 3, 6,
- segmentTypes , segmentData, segmentStrokes),
- "Could not add segment data to quad.");
-
- // Set the closed and filled properties of the figure.
- HRM((*xpsQuad)->SetIsClosed(stroke), "Could not set quad close.");
- HRM((*xpsQuad)->SetIsFilled(fill), "Could not set quad fill.");
-
- return S_OK;
-}
-
-void SkXPSDevice::drawPoints(const SkDraw& d, SkCanvas::PointMode mode,
- size_t count, const SkPoint points[],
- const SkPaint& paint) {
- //This will call back into the device to do the drawing.
- d.drawPoints(mode, count, points, paint, true);
-}
-
-void SkXPSDevice::drawVertices(const SkDraw&, SkCanvas::VertexMode,
- int vertexCount, const SkPoint verts[],
- const SkPoint texs[], const SkColor colors[],
- SkXfermode* xmode, const uint16_t indices[],
- int indexCount, const SkPaint& paint) {
- //TODO: override this for XPS
- SkDEBUGF(("XPS drawVertices not yet implemented."));
-}
-
-void SkXPSDevice::drawPaint(const SkDraw& d, const SkPaint& origPaint) {
- const SkRect r = SkRect::MakeSize(this->fCurrentCanvasSize);
-
- //If trying to paint with a stroke, ignore that and fill.
- SkPaint* fillPaint = const_cast<SkPaint*>(&origPaint);
- SkTCopyOnFirstWrite<SkPaint> paint(origPaint);
- if (paint->getStyle() != SkPaint::kFill_Style) {
- paint.writable()->setStyle(SkPaint::kFill_Style);
- }
-
- this->internalDrawRect(d, r, false, *fillPaint);
-}
-
-void SkXPSDevice::drawRect(const SkDraw& d,
- const SkRect& r,
- const SkPaint& paint) {
- this->internalDrawRect(d, r, true, paint);
-}
-
-void SkXPSDevice::drawRRect(const SkDraw& d,
- const SkRRect& rr,
- const SkPaint& paint) {
- SkPath path;
- path.addRRect(rr);
- this->drawPath(d, path, paint, nullptr, true);
-}
-
-void SkXPSDevice::internalDrawRect(const SkDraw& d,
- const SkRect& r,
- bool transformRect,
- const SkPaint& paint) {
- //Exit early if there is nothing to draw.
- if (d.fClip->isEmpty() ||
- (paint.getAlpha() == 0 && paint.getXfermode() == nullptr)) {
- return;
- }
-
- //Path the rect if we can't optimize it.
- if (rect_must_be_pathed(paint, *d.fMatrix)) {
- SkPath tmp;
- tmp.addRect(r);
- tmp.setFillType(SkPath::kWinding_FillType);
- this->drawPath(d, tmp, paint, nullptr, true);
- return;
- }
-
- //Create the shaded path.
- SkTScopedComPtr<IXpsOMPath> shadedPath;
- HRVM(this->fXpsFactory->CreatePath(&shadedPath),
- "Could not create shaded path for rect.");
-
- //Create the shaded geometry.
- SkTScopedComPtr<IXpsOMGeometry> shadedGeometry;
- HRVM(this->fXpsFactory->CreateGeometry(&shadedGeometry),
- "Could not create shaded geometry for rect.");
-
- //Add the geometry to the shaded path.
- HRVM(shadedPath->SetGeometryLocal(shadedGeometry.get()),
- "Could not set shaded geometry for rect.");
-
- //Set the brushes.
- BOOL fill = FALSE;
- BOOL stroke = FALSE;
- HRV(this->shadePath(shadedPath.get(), paint, *d.fMatrix, &fill, &stroke));
-
- bool xpsTransformsPath = true;
- //Transform the geometry.
- if (transformRect && xpsTransformsPath) {
- SkTScopedComPtr<IXpsOMMatrixTransform> xpsTransform;
- HRV(this->createXpsTransform(*d.fMatrix, &xpsTransform));
- if (xpsTransform.get()) {
- HRVM(shadedGeometry->SetTransformLocal(xpsTransform.get()),
- "Could not set transform for rect.");
- } else {
- xpsTransformsPath = false;
- }
- }
-
- //Create the figure.
- SkTScopedComPtr<IXpsOMGeometryFigure> rectFigure;
- {
- SkPoint points[4] = {
- { r.fLeft, r.fTop },
- { r.fLeft, r.fBottom },
- { r.fRight, r.fBottom },
- { r.fRight, r.fTop },
- };
- if (!xpsTransformsPath && transformRect) {
- d.fMatrix->mapPoints(points, SK_ARRAY_COUNT(points));
- }
- HRV(this->createXpsQuad(points, stroke, fill, &rectFigure));
- }
-
- //Get the figures of the shaded geometry.
- SkTScopedComPtr<IXpsOMGeometryFigureCollection> shadedFigures;
- HRVM(shadedGeometry->GetFigures(&shadedFigures),
- "Could not get shaded figures for rect.");
-
- //Add the figure to the shaded geometry figures.
- HRVM(shadedFigures->Append(rectFigure.get()),
- "Could not add shaded figure for rect.");
-
- HRV(this->clip(shadedPath.get(), d));
-
- //Add the shaded path to the current visuals.
- SkTScopedComPtr<IXpsOMVisualCollection> currentVisuals;
- HRVM(this->fCurrentXpsCanvas->GetVisuals(&currentVisuals),
- "Could not get current visuals for rect.");
- HRVM(currentVisuals->Append(shadedPath.get()),
- "Could not add rect to current visuals.");
-}
-
-static HRESULT close_figure(const SkTDArray<XPS_SEGMENT_TYPE>& segmentTypes,
- const SkTDArray<BOOL>& segmentStrokes,
- const SkTDArray<FLOAT>& segmentData,
- BOOL stroke, BOOL fill,
- IXpsOMGeometryFigure* figure,
- IXpsOMGeometryFigureCollection* figures) {
- // Add the segment data to the figure.
- HRM(figure->SetSegments(segmentTypes.count(), segmentData.count(),
- segmentTypes.begin() , segmentData.begin(),
- segmentStrokes.begin()),
- "Could not set path segments.");
-
- // Set the closed and filled properties of the figure.
- HRM(figure->SetIsClosed(stroke), "Could not set path closed.");
- HRM(figure->SetIsFilled(fill), "Could not set path fill.");
-
- // Add the figure created above to this geometry.
- HRM(figures->Append(figure), "Could not add path to geometry.");
- return S_OK;
-}
-
-HRESULT SkXPSDevice::addXpsPathGeometry(
- IXpsOMGeometryFigureCollection* xpsFigures,
- BOOL stroke, BOOL fill, const SkPath& path) {
- SkTDArray<XPS_SEGMENT_TYPE> segmentTypes;
- SkTDArray<BOOL> segmentStrokes;
- SkTDArray<FLOAT> segmentData;
-
- SkTScopedComPtr<IXpsOMGeometryFigure> xpsFigure;
- SkPath::Iter iter(path, true);
- SkPoint points[4];
- SkPath::Verb verb;
- while ((verb = iter.next(points)) != SkPath::kDone_Verb) {
- switch (verb) {
- case SkPath::kMove_Verb: {
- if (xpsFigure.get()) {
- HR(close_figure(segmentTypes, segmentStrokes, segmentData,
- stroke, fill,
- xpsFigure.get() , xpsFigures));
- xpsFigure.reset();
- segmentTypes.rewind();
- segmentStrokes.rewind();
- segmentData.rewind();
- }
- // Define the start point.
- XPS_POINT startPoint = xps_point(points[0]);
- // Create the figure.
- HRM(this->fXpsFactory->CreateGeometryFigure(&startPoint,
- &xpsFigure),
- "Could not create path geometry figure.");
- break;
- }
- case SkPath::kLine_Verb:
- if (iter.isCloseLine()) break; //ignore the line, auto-closed
- segmentTypes.push(XPS_SEGMENT_TYPE_LINE);
- segmentStrokes.push(stroke);
- segmentData.push(SkScalarToFLOAT(points[1].fX));
- segmentData.push(SkScalarToFLOAT(points[1].fY));
- break;
- case SkPath::kQuad_Verb:
- segmentTypes.push(XPS_SEGMENT_TYPE_QUADRATIC_BEZIER);
- segmentStrokes.push(stroke);
- segmentData.push(SkScalarToFLOAT(points[1].fX));
- segmentData.push(SkScalarToFLOAT(points[1].fY));
- segmentData.push(SkScalarToFLOAT(points[2].fX));
- segmentData.push(SkScalarToFLOAT(points[2].fY));
- break;
- case SkPath::kCubic_Verb:
- segmentTypes.push(XPS_SEGMENT_TYPE_BEZIER);
- segmentStrokes.push(stroke);
- segmentData.push(SkScalarToFLOAT(points[1].fX));
- segmentData.push(SkScalarToFLOAT(points[1].fY));
- segmentData.push(SkScalarToFLOAT(points[2].fX));
- segmentData.push(SkScalarToFLOAT(points[2].fY));
- segmentData.push(SkScalarToFLOAT(points[3].fX));
- segmentData.push(SkScalarToFLOAT(points[3].fY));
- break;
- case SkPath::kConic_Verb: {
- const SkScalar tol = SK_Scalar1 / 4;
- SkAutoConicToQuads converter;
- const SkPoint* quads =
- converter.computeQuads(points, iter.conicWeight(), tol);
- for (int i = 0; i < converter.countQuads(); ++i) {
- segmentTypes.push(XPS_SEGMENT_TYPE_QUADRATIC_BEZIER);
- segmentStrokes.push(stroke);
- segmentData.push(SkScalarToFLOAT(quads[2 * i + 1].fX));
- segmentData.push(SkScalarToFLOAT(quads[2 * i + 1].fY));
- segmentData.push(SkScalarToFLOAT(quads[2 * i + 2].fX));
- segmentData.push(SkScalarToFLOAT(quads[2 * i + 2].fY));
- }
- break;
- }
- case SkPath::kClose_Verb:
- // we ignore these, and just get the whole segment from
- // the corresponding line/quad/cubic verbs
- break;
- default:
- SkDEBUGFAIL("unexpected verb");
- break;
- }
- }
- if (xpsFigure.get()) {
- HR(close_figure(segmentTypes, segmentStrokes, segmentData,
- stroke, fill,
- xpsFigure.get(), xpsFigures));
- }
- return S_OK;
-}
-
-void SkXPSDevice::convertToPpm(const SkMaskFilter* filter,
- SkMatrix* matrix,
- SkVector* ppuScale,
- const SkIRect& clip, SkIRect* clipIRect) {
- //This action is in unit space, but the ppm is specified in physical space.
- ppuScale->set(fCurrentPixelsPerMeter.fX / fCurrentUnitsPerMeter.fX,
- fCurrentPixelsPerMeter.fY / fCurrentUnitsPerMeter.fY);
-
- matrix->postScale(ppuScale->fX, ppuScale->fY);
-
- const SkIRect& irect = clip;
- SkRect clipRect = SkRect::MakeLTRB(
- SkScalarMul(SkIntToScalar(irect.fLeft), ppuScale->fX),
- SkScalarMul(SkIntToScalar(irect.fTop), ppuScale->fY),
- SkScalarMul(SkIntToScalar(irect.fRight), ppuScale->fX),
- SkScalarMul(SkIntToScalar(irect.fBottom), ppuScale->fY));
- clipRect.roundOut(clipIRect);
-}
-
-HRESULT SkXPSDevice::applyMask(const SkDraw& d,
- const SkMask& mask,
- const SkVector& ppuScale,
- IXpsOMPath* shadedPath) {
- //Get the geometry object.
- SkTScopedComPtr<IXpsOMGeometry> shadedGeometry;
- HRM(shadedPath->GetGeometry(&shadedGeometry),
- "Could not get mask shaded geometry.");
-
- //Get the figures from the geometry.
- SkTScopedComPtr<IXpsOMGeometryFigureCollection> shadedFigures;
- HRM(shadedGeometry->GetFigures(&shadedFigures),
- "Could not get mask shaded figures.");
-
- SkMatrix m;
- m.reset();
- m.setTranslate(SkIntToScalar(mask.fBounds.fLeft),
- SkIntToScalar(mask.fBounds.fTop));
- m.postScale(SkScalarInvert(ppuScale.fX), SkScalarInvert(ppuScale.fY));
-
- SkShader::TileMode xy[2];
- xy[0] = (SkShader::TileMode)3;
- xy[1] = (SkShader::TileMode)3;
-
- SkBitmap bm;
- bm.installMaskPixels(mask);
-
- SkTScopedComPtr<IXpsOMTileBrush> maskBrush;
- HR(this->createXpsImageBrush(bm, m, xy, 0xFF, &maskBrush));
- HRM(shadedPath->SetOpacityMaskBrushLocal(maskBrush.get()),
- "Could not set mask.");
-
- const SkRect universeRect = SkRect::MakeLTRB(0, 0,
- this->fCurrentCanvasSize.fWidth, this->fCurrentCanvasSize.fHeight);
- SkTScopedComPtr<IXpsOMGeometryFigure> shadedFigure;
- HRM(this->createXpsRect(universeRect, FALSE, TRUE, &shadedFigure),
- "Could not create mask shaded figure.");
- HRM(shadedFigures->Append(shadedFigure.get()),
- "Could not add mask shaded figure.");
-
- HR(this->clip(shadedPath, d));
-
- //Add the path to the active visual collection.
- SkTScopedComPtr<IXpsOMVisualCollection> currentVisuals;
- HRM(this->fCurrentXpsCanvas->GetVisuals(&currentVisuals),
- "Could not get mask current visuals.");
- HRM(currentVisuals->Append(shadedPath),
- "Could not add masked shaded path to current visuals.");
-
- return S_OK;
-}
-
-HRESULT SkXPSDevice::shadePath(IXpsOMPath* shadedPath,
- const SkPaint& shaderPaint,
- const SkMatrix& matrix,
- BOOL* fill, BOOL* stroke) {
- *fill = FALSE;
- *stroke = FALSE;
-
- const SkPaint::Style style = shaderPaint.getStyle();
- const bool hasFill = SkPaint::kFill_Style == style
- || SkPaint::kStrokeAndFill_Style == style;
- const bool hasStroke = SkPaint::kStroke_Style == style
- || SkPaint::kStrokeAndFill_Style == style;
-
- //TODO(bungeman): use dictionaries and lookups.
- if (hasFill) {
- *fill = TRUE;
- SkTScopedComPtr<IXpsOMBrush> fillBrush;
- HR(this->createXpsBrush(shaderPaint, &fillBrush, &matrix));
- HRM(shadedPath->SetFillBrushLocal(fillBrush.get()),
- "Could not set fill for shaded path.");
- }
-
- if (hasStroke) {
- *stroke = TRUE;
- SkTScopedComPtr<IXpsOMBrush> strokeBrush;
- HR(this->createXpsBrush(shaderPaint, &strokeBrush, &matrix));
- HRM(shadedPath->SetStrokeBrushLocal(strokeBrush.get()),
- "Could not set stroke brush for shaded path.");
- HRM(shadedPath->SetStrokeThickness(
- SkScalarToFLOAT(shaderPaint.getStrokeWidth())),
- "Could not set shaded path stroke thickness.");
-
- if (0 == shaderPaint.getStrokeWidth()) {
- //XPS hair width is a hack. (XPS Spec 11.6.12).
- SkTScopedComPtr<IXpsOMDashCollection> dashes;
- HRM(shadedPath->GetStrokeDashes(&dashes),
- "Could not set dashes for shaded path.");
- XPS_DASH dash;
- dash.length = 1.0;
- dash.gap = 0.0;
- HRM(dashes->Append(&dash), "Could not add dashes to shaded path.");
- HRM(shadedPath->SetStrokeDashOffset(-2.0),
- "Could not set dash offset for shaded path.");
- }
- }
- return S_OK;
-}
-
-void SkXPSDevice::drawPath(const SkDraw& d,
- const SkPath& platonicPath,
- const SkPaint& origPaint,
- const SkMatrix* prePathMatrix,
- bool pathIsMutable) {
- SkTCopyOnFirstWrite<SkPaint> paint(origPaint);
-
- // nothing to draw
- if (d.fClip->isEmpty() ||
- (paint->getAlpha() == 0 && paint->getXfermode() == nullptr)) {
- return;
- }
-
- SkPath modifiedPath;
- const bool paintHasPathEffect = paint->getPathEffect()
- || paint->getStyle() != SkPaint::kFill_Style;
-
- //Apply pre-path matrix [Platonic-path -> Skeletal-path].
- SkMatrix matrix = *d.fMatrix;
- SkPath* skeletalPath = const_cast<SkPath*>(&platonicPath);
- if (prePathMatrix) {
- if (paintHasPathEffect || paint->getRasterizer()) {
- if (!pathIsMutable) {
- skeletalPath = &modifiedPath;
- pathIsMutable = true;
- }
- platonicPath.transform(*prePathMatrix, skeletalPath);
- } else {
- matrix.preConcat(*prePathMatrix);
- }
- }
-
- //Apply path effect [Skeletal-path -> Fillable-path].
- SkPath* fillablePath = skeletalPath;
- if (paintHasPathEffect) {
- if (!pathIsMutable) {
- fillablePath = &modifiedPath;
- pathIsMutable = true;
- }
- bool fill = paint->getFillPath(*skeletalPath, fillablePath);
-
- SkPaint* writablePaint = paint.writable();
- writablePaint->setPathEffect(nullptr);
- if (fill) {
- writablePaint->setStyle(SkPaint::kFill_Style);
- } else {
- writablePaint->setStyle(SkPaint::kStroke_Style);
- writablePaint->setStrokeWidth(0);
- }
- }
-
- //Create the shaded path. This will be the path which is painted.
- SkTScopedComPtr<IXpsOMPath> shadedPath;
- HRVM(this->fXpsFactory->CreatePath(&shadedPath),
- "Could not create shaded path for path.");
-
- //Create the geometry for the shaded path.
- SkTScopedComPtr<IXpsOMGeometry> shadedGeometry;
- HRVM(this->fXpsFactory->CreateGeometry(&shadedGeometry),
- "Could not create shaded geometry for path.");
-
- //Add the geometry to the shaded path.
- HRVM(shadedPath->SetGeometryLocal(shadedGeometry.get()),
- "Could not add the shaded geometry to shaded path.");
-
- SkRasterizer* rasterizer = paint->getRasterizer();
- SkMaskFilter* filter = paint->getMaskFilter();
-
- //Determine if we will draw or shade and mask.
- if (rasterizer || filter) {
- if (paint->getStyle() != SkPaint::kFill_Style) {
- paint.writable()->setStyle(SkPaint::kFill_Style);
- }
- }
-
- //Set the brushes.
- BOOL fill;
- BOOL stroke;
- HRV(this->shadePath(shadedPath.get(),
- *paint,
- *d.fMatrix,
- &fill,
- &stroke));
-
- //Rasterizer
- if (rasterizer) {
- SkIRect clipIRect;
- SkVector ppuScale;
- this->convertToPpm(filter,
- &matrix,
- &ppuScale,
- d.fClip->getBounds(),
- &clipIRect);
-
- SkMask* mask = nullptr;
-
- //[Fillable-path -> Mask]
- SkMask rasteredMask;
- if (rasterizer->rasterize(
- *fillablePath,
- matrix,
- &clipIRect,
- filter, //just to compute how much to draw.
- &rasteredMask,
- SkMask::kComputeBoundsAndRenderImage_CreateMode)) {
-
- SkAutoMaskFreeImage rasteredAmi(rasteredMask.fImage);
- mask = &rasteredMask;
-
- //[Mask -> Mask]
- SkMask filteredMask;
- if (filter && filter->filterMask(&filteredMask, *mask, *d.fMatrix, nullptr)) {
- mask = &filteredMask;
- }
- SkAutoMaskFreeImage filteredAmi(filteredMask.fImage);
-
- //Draw mask.
- HRV(this->applyMask(d, *mask, ppuScale, shadedPath.get()));
- }
- return;
- }
-
- //Mask filter
- if (filter) {
- SkIRect clipIRect;
- SkVector ppuScale;
- this->convertToPpm(filter,
- &matrix,
- &ppuScale,
- d.fClip->getBounds(),
- &clipIRect);
-
- //[Fillable-path -> Pixel-path]
- SkPath* pixelPath = pathIsMutable ? fillablePath : &modifiedPath;
- fillablePath->transform(matrix, pixelPath);
-
- SkMask* mask = nullptr;
-
- //[Pixel-path -> Mask]
- SkMask rasteredMask;
- if (SkDraw::DrawToMask(
- *pixelPath,
- &clipIRect,
- filter, //just to compute how much to draw.
- &matrix,
- &rasteredMask,
- SkMask::kComputeBoundsAndRenderImage_CreateMode,
- paint->getStyle())) {
-
- SkAutoMaskFreeImage rasteredAmi(rasteredMask.fImage);
- mask = &rasteredMask;
-
- //[Mask -> Mask]
- SkMask filteredMask;
- if (filter->filterMask(&filteredMask, rasteredMask, matrix, nullptr)) {
- mask = &filteredMask;
- }
- SkAutoMaskFreeImage filteredAmi(filteredMask.fImage);
-
- //Draw mask.
- HRV(this->applyMask(d, *mask, ppuScale, shadedPath.get()));
- }
- return;
- }
-
- //Get the figures from the shaded geometry.
- SkTScopedComPtr<IXpsOMGeometryFigureCollection> shadedFigures;
- HRVM(shadedGeometry->GetFigures(&shadedFigures),
- "Could not get shaded figures for shaded path.");
-
- bool xpsTransformsPath = true;
-
- //Set the fill rule.
- SkPath* xpsCompatiblePath = fillablePath;
- XPS_FILL_RULE xpsFillRule;
- switch (fillablePath->getFillType()) {
- case SkPath::kWinding_FillType:
- xpsFillRule = XPS_FILL_RULE_NONZERO;
- break;
- case SkPath::kEvenOdd_FillType:
- xpsFillRule = XPS_FILL_RULE_EVENODD;
- break;
- case SkPath::kInverseWinding_FillType: {
- //[Fillable-path (inverse winding) -> XPS-path (inverse even odd)]
- if (!pathIsMutable) {
- xpsCompatiblePath = &modifiedPath;
- pathIsMutable = true;
- }
- if (!Simplify(*fillablePath, xpsCompatiblePath)) {
- SkDEBUGF(("Could not simplify inverse winding path."));
- return;
- }
- }
- // The xpsCompatiblePath is noW inverse even odd, so fall through.
- case SkPath::kInverseEvenOdd_FillType: {
- const SkRect universe = SkRect::MakeLTRB(
- 0, 0,
- this->fCurrentCanvasSize.fWidth,
- this->fCurrentCanvasSize.fHeight);
- SkTScopedComPtr<IXpsOMGeometryFigure> addOneFigure;
- HRV(this->createXpsRect(universe, FALSE, TRUE, &addOneFigure));
- HRVM(shadedFigures->Append(addOneFigure.get()),
- "Could not add even-odd flip figure to shaded path.");
- xpsTransformsPath = false;
- xpsFillRule = XPS_FILL_RULE_EVENODD;
- break;
- }
- default:
- SkDEBUGFAIL("Unknown SkPath::FillType.");
- }
- HRVM(shadedGeometry->SetFillRule(xpsFillRule),
- "Could not set fill rule for shaded path.");
-
- //Create the XPS transform, if possible.
- if (xpsTransformsPath) {
- SkTScopedComPtr<IXpsOMMatrixTransform> xpsTransform;
- HRV(this->createXpsTransform(matrix, &xpsTransform));
-
- if (xpsTransform.get()) {
- HRVM(shadedGeometry->SetTransformLocal(xpsTransform.get()),
- "Could not set transform on shaded path.");
- } else {
- xpsTransformsPath = false;
- }
- }
-
- SkPath* devicePath = xpsCompatiblePath;
- if (!xpsTransformsPath) {
- //[Fillable-path -> Device-path]
- devicePath = pathIsMutable ? xpsCompatiblePath : &modifiedPath;
- xpsCompatiblePath->transform(matrix, devicePath);
- }
- HRV(this->addXpsPathGeometry(shadedFigures.get(),
- stroke, fill, *devicePath));
-
- HRV(this->clip(shadedPath.get(), d));
-
- //Add the path to the active visual collection.
- SkTScopedComPtr<IXpsOMVisualCollection> currentVisuals;
- HRVM(this->fCurrentXpsCanvas->GetVisuals(&currentVisuals),
- "Could not get current visuals for shaded path.");
- HRVM(currentVisuals->Append(shadedPath.get()),
- "Could not add shaded path to current visuals.");
-}
-
-HRESULT SkXPSDevice::clip(IXpsOMVisual* xpsVisual, const SkDraw& d) {
- SkPath clipPath;
- SkAssertResult(d.fClip->getBoundaryPath(&clipPath));
-
- return this->clipToPath(xpsVisual, clipPath, XPS_FILL_RULE_EVENODD);
-}
-HRESULT SkXPSDevice::clipToPath(IXpsOMVisual* xpsVisual,
- const SkPath& clipPath,
- XPS_FILL_RULE fillRule) {
- //Create the geometry.
- SkTScopedComPtr<IXpsOMGeometry> clipGeometry;
- HRM(this->fXpsFactory->CreateGeometry(&clipGeometry),
- "Could not create clip geometry.");
-
- //Get the figure collection of the geometry.
- SkTScopedComPtr<IXpsOMGeometryFigureCollection> clipFigures;
- HRM(clipGeometry->GetFigures(&clipFigures),
- "Could not get the clip figures.");
-
- //Create the figures into the geometry.
- HR(this->addXpsPathGeometry(
- clipFigures.get(),
- FALSE, TRUE, clipPath));
-
- HRM(clipGeometry->SetFillRule(fillRule),
- "Could not set fill rule.");
- HRM(xpsVisual->SetClipGeometryLocal(clipGeometry.get()),
- "Could not set clip geometry.");
-
- return S_OK;
-}
-
-void SkXPSDevice::drawBitmap(const SkDraw& d, const SkBitmap& bitmap,
- const SkMatrix& matrix, const SkPaint& paint) {
- if (d.fClip->isEmpty()) {
- return;
- }
-
- SkIRect srcRect;
- srcRect.set(0, 0, bitmap.width(), bitmap.height());
-
- //Create the new shaded path.
- SkTScopedComPtr<IXpsOMPath> shadedPath;
- HRVM(this->fXpsFactory->CreatePath(&shadedPath),
- "Could not create path for bitmap.");
-
- //Create the shaded geometry.
- SkTScopedComPtr<IXpsOMGeometry> shadedGeometry;
- HRVM(this->fXpsFactory->CreateGeometry(&shadedGeometry),
- "Could not create geometry for bitmap.");
-
- //Add the shaded geometry to the shaded path.
- HRVM(shadedPath->SetGeometryLocal(shadedGeometry.get()),
- "Could not set the geometry for bitmap.");
-
- //Get the shaded figures from the shaded geometry.
- SkTScopedComPtr<IXpsOMGeometryFigureCollection> shadedFigures;
- HRVM(shadedGeometry->GetFigures(&shadedFigures),
- "Could not get the figures for bitmap.");
-
- SkMatrix transform = matrix;
- transform.postConcat(*d.fMatrix);
-
- SkTScopedComPtr<IXpsOMMatrixTransform> xpsTransform;
- HRV(this->createXpsTransform(transform, &xpsTransform));
- if (xpsTransform.get()) {
- HRVM(shadedGeometry->SetTransformLocal(xpsTransform.get()),
- "Could not set transform for bitmap.");
- } else {
- //TODO: perspective that bitmap!
- }
-
- SkTScopedComPtr<IXpsOMGeometryFigure> rectFigure;
- if (xpsTransform.get()) {
- const SkShader::TileMode xy[2] = {
- SkShader::kClamp_TileMode,
- SkShader::kClamp_TileMode,
- };
- SkTScopedComPtr<IXpsOMTileBrush> xpsImageBrush;
- HRV(this->createXpsImageBrush(bitmap,
- transform,
- xy,
- paint.getAlpha(),
- &xpsImageBrush));
- HRVM(shadedPath->SetFillBrushLocal(xpsImageBrush.get()),
- "Could not set bitmap brush.");
-
- const SkRect bitmapRect = SkRect::MakeLTRB(0, 0,
- SkIntToScalar(srcRect.width()), SkIntToScalar(srcRect.height()));
- HRV(this->createXpsRect(bitmapRect, FALSE, TRUE, &rectFigure));
- }
- HRVM(shadedFigures->Append(rectFigure.get()),
- "Could not add bitmap figure.");
-
- //Get the current visual collection and add the shaded path to it.
- SkTScopedComPtr<IXpsOMVisualCollection> currentVisuals;
- HRVM(this->fCurrentXpsCanvas->GetVisuals(&currentVisuals),
- "Could not get current visuals for bitmap");
- HRVM(currentVisuals->Append(shadedPath.get()),
- "Could not add bitmap to current visuals.");
-
- HRV(this->clip(shadedPath.get(), d));
-}
-
-void SkXPSDevice::drawSprite(const SkDraw&, const SkBitmap& bitmap,
- int x, int y,
- const SkPaint& paint) {
- //TODO: override this for XPS
- SkDEBUGF(("XPS drawSprite not yet implemented."));
-}
-
-HRESULT SkXPSDevice::CreateTypefaceUse(const SkPaint& paint,
- TypefaceUse** typefaceUse) {
- SkAutoResolveDefaultTypeface typeface(paint.getTypeface());
-
- //Check cache.
- const SkFontID typefaceID = typeface->uniqueID();
- if (!this->fTypefaces.empty()) {
- TypefaceUse* current = &this->fTypefaces.front();
- const TypefaceUse* last = &this->fTypefaces.back();
- for (; current <= last; ++current) {
- if (current->typefaceId == typefaceID) {
- *typefaceUse = current;
- return S_OK;
- }
- }
- }
-
- //TODO: create glyph only fonts
- //and let the host deal with what kind of font we're looking at.
- XPS_FONT_EMBEDDING embedding = XPS_FONT_EMBEDDING_RESTRICTED;
-
- SkTScopedComPtr<IStream> fontStream;
- int ttcIndex;
- SkStream* fontData = typeface->openStream(&ttcIndex);
- //TODO: cannot handle FON fonts.
- HRM(SkIStream::CreateFromSkStream(fontData, true, &fontStream),
- "Could not create font stream.");
-
- const size_t size =
- SK_ARRAY_COUNT(L"/Resources/Fonts/" L_GUID_ID L".odttf");
- wchar_t buffer[size];
- wchar_t id[GUID_ID_LEN];
- HR(this->createId(id, GUID_ID_LEN));
- swprintf_s(buffer, size, L"/Resources/Fonts/%s.odttf", id);
-
- SkTScopedComPtr<IOpcPartUri> partUri;
- HRM(this->fXpsFactory->CreatePartUri(buffer, &partUri),
- "Could not create font resource part uri.");
-
- SkTScopedComPtr<IXpsOMFontResource> xpsFontResource;
- HRM(this->fXpsFactory->CreateFontResource(fontStream.get(),
- embedding,
- partUri.get(),
- FALSE,
- &xpsFontResource),
- "Could not create font resource.");
-
- //TODO: change openStream to return -1 for non-ttc, get rid of this.
- uint8_t* data = (uint8_t*)fontData->getMemoryBase();
- bool isTTC = (data &&
- fontData->getLength() >= sizeof(SkTTCFHeader) &&
- ((SkTTCFHeader*)data)->ttcTag == SkTTCFHeader::TAG);
-
- TypefaceUse& newTypefaceUse = this->fTypefaces.push_back();
- newTypefaceUse.typefaceId = typefaceID;
- newTypefaceUse.ttcIndex = isTTC ? ttcIndex : -1;
- newTypefaceUse.fontData = fontData;
- newTypefaceUse.xpsFont = xpsFontResource.release();
-
- SkAutoGlyphCache agc(paint, &this->surfaceProps(), &SkMatrix::I());
- SkGlyphCache* glyphCache = agc.getCache();
- unsigned int glyphCount = glyphCache->getGlyphCount();
- newTypefaceUse.glyphsUsed = new SkBitSet(glyphCount);
-
- *typefaceUse = &newTypefaceUse;
- return S_OK;
-}
-
-HRESULT SkXPSDevice::AddGlyphs(const SkDraw& d,
- IXpsOMObjectFactory* xpsFactory,
- IXpsOMCanvas* canvas,
- TypefaceUse* font,
- LPCWSTR text,
- XPS_GLYPH_INDEX* xpsGlyphs,
- UINT32 xpsGlyphsLen,
- XPS_POINT *origin,
- FLOAT fontSize,
- XPS_STYLE_SIMULATION sims,
- const SkMatrix& transform,
- const SkPaint& paint) {
- SkTScopedComPtr<IXpsOMGlyphs> glyphs;
- HRM(xpsFactory->CreateGlyphs(font->xpsFont, &glyphs), "Could not create glyphs.");
- HRM(glyphs->SetFontFaceIndex(font->ttcIndex), "Could not set glyph font face index.");
-
- //XPS uses affine transformations for everything...
- //...except positioning text.
- bool useCanvasForClip;
- if ((transform.getType() & ~SkMatrix::kTranslate_Mask) == 0) {
- origin->x += SkScalarToFLOAT(transform.getTranslateX());
- origin->y += SkScalarToFLOAT(transform.getTranslateY());
- useCanvasForClip = false;
- } else {
- SkTScopedComPtr<IXpsOMMatrixTransform> xpsMatrixToUse;
- HR(this->createXpsTransform(transform, &xpsMatrixToUse));
- if (xpsMatrixToUse.get()) {
- HRM(glyphs->SetTransformLocal(xpsMatrixToUse.get()),
- "Could not set transform matrix.");
- useCanvasForClip = true;
- } else {
- SkDEBUGFAIL("Attempt to add glyphs in perspective.");
- useCanvasForClip = false;
- }
- }
-
- SkTScopedComPtr<IXpsOMGlyphsEditor> glyphsEditor;
- HRM(glyphs->GetGlyphsEditor(&glyphsEditor), "Could not get glyph editor.");
-
- if (text) {
- HRM(glyphsEditor->SetUnicodeString(text),
- "Could not set unicode string.");
- }
-
- if (xpsGlyphs) {
- HRM(glyphsEditor->SetGlyphIndices(xpsGlyphsLen, xpsGlyphs),
- "Could not set glyphs.");
- }
-
- HRM(glyphsEditor->ApplyEdits(), "Could not apply glyph edits.");
-
- SkTScopedComPtr<IXpsOMBrush> xpsFillBrush;
- HR(this->createXpsBrush(
- paint,
- &xpsFillBrush,
- useCanvasForClip ? nullptr : &transform));
-
- HRM(glyphs->SetFillBrushLocal(xpsFillBrush.get()),
- "Could not set fill brush.");
-
- HRM(glyphs->SetOrigin(origin), "Could not set glyph origin.");
-
- HRM(glyphs->SetFontRenderingEmSize(fontSize),
- "Could not set font size.");
-
- HRM(glyphs->SetStyleSimulations(sims),
- "Could not set style simulations.");
-
- SkTScopedComPtr<IXpsOMVisualCollection> visuals;
- HRM(canvas->GetVisuals(&visuals), "Could not get glyph canvas visuals.");
-
- if (!useCanvasForClip) {
- HR(this->clip(glyphs.get(), d));
- HRM(visuals->Append(glyphs.get()), "Could not add glyphs to canvas.");
- } else {
- SkTScopedComPtr<IXpsOMCanvas> glyphCanvas;
- HRM(this->fXpsFactory->CreateCanvas(&glyphCanvas),
- "Could not create glyph canvas.");
-
- SkTScopedComPtr<IXpsOMVisualCollection> glyphCanvasVisuals;
- HRM(glyphCanvas->GetVisuals(&glyphCanvasVisuals),
- "Could not get glyph visuals collection.");
-
- HRM(glyphCanvasVisuals->Append(glyphs.get()),
- "Could not add glyphs to page.");
- HR(this->clip(glyphCanvas.get(), d));
-
- HRM(visuals->Append(glyphCanvas.get()),
- "Could not add glyph canvas to page.");
- }
-
- return S_OK;
-}
-
-static int num_glyph_guess(SkPaint::TextEncoding encoding, const void* text, size_t byteLength) {
- switch (encoding) {
- case SkPaint::kUTF8_TextEncoding:
- return SkUTF8_CountUnichars(static_cast<const char *>(text), byteLength);
- case SkPaint::kUTF16_TextEncoding:
- return SkUTF16_CountUnichars(static_cast<const uint16_t *>(text), SkToInt(byteLength));
- case SkPaint::kGlyphID_TextEncoding:
- return SkToInt(byteLength / 2);
- default:
- SK_ABORT("Invalid Text Encoding");
- }
- return 0;
-}
-
-static bool text_must_be_pathed(const SkPaint& paint, const SkMatrix& matrix) {
- const SkPaint::Style style = paint.getStyle();
- return matrix.hasPerspective()
- || SkPaint::kStroke_Style == style
- || SkPaint::kStrokeAndFill_Style == style
- || paint.getMaskFilter()
- || paint.getRasterizer()
- ;
-}
-
-typedef SkTDArray<XPS_GLYPH_INDEX> GlyphRun;
-
-class ProcessOneGlyph {
-public:
- ProcessOneGlyph(FLOAT centemPerUnit, SkBitSet* glyphUse, GlyphRun* xpsGlyphs)
- : fCentemPerUnit(centemPerUnit)
- , fGlyphUse(glyphUse)
- , fXpsGlyphs(xpsGlyphs) { }
-
- void operator()(const SkGlyph& glyph, SkPoint position, SkPoint) {
- SkASSERT(glyph.fWidth > 0 && glyph.fHeight > 0);
-
- SkScalar x = position.fX;
- SkScalar y = position.fY;
-
- XPS_GLYPH_INDEX* xpsGlyph = fXpsGlyphs->append();
- uint16_t glyphID = glyph.getGlyphID();
- fGlyphUse->setBit(glyphID, true);
- xpsGlyph->index = glyphID;
- if (1 == fXpsGlyphs->count()) {
- xpsGlyph->advanceWidth = 0.0f;
- xpsGlyph->horizontalOffset = SkScalarToFloat(x) * fCentemPerUnit;
- xpsGlyph->verticalOffset = SkScalarToFloat(y) * -fCentemPerUnit;
- }
- else {
- const XPS_GLYPH_INDEX& first = (*fXpsGlyphs)[0];
- xpsGlyph->advanceWidth = 0.0f;
- xpsGlyph->horizontalOffset = (SkScalarToFloat(x) * fCentemPerUnit)
- - first.horizontalOffset;
- xpsGlyph->verticalOffset = (SkScalarToFloat(y) * -fCentemPerUnit)
- - first.verticalOffset;
- }
- }
-
-private:
- /** [in] Advance width and offsets for glyphs measured in
- hundredths of the font em size (XPS Spec 5.1.3). */
- const FLOAT fCentemPerUnit;
- /** [in,out] The accumulated glyphs used in the current typeface. */
- SkBitSet* const fGlyphUse;
- /** [out] The glyphs to draw. */
- GlyphRun* const fXpsGlyphs;
-};
-
-void SkXPSDevice::drawText(const SkDraw& d,
- const void* text, size_t byteLen,
- SkScalar x, SkScalar y,
- const SkPaint& paint) {
- if (byteLen < 1) return;
-
- if (text_must_be_pathed(paint, *d.fMatrix)) {
- SkPath path;
- paint.getTextPath(text, byteLen, x, y, &path);
- this->drawPath(d, path, paint, nullptr, true);
- //TODO: add automation "text"
- return;
- }
-
- TypefaceUse* typeface;
- HRV(CreateTypefaceUse(paint, &typeface));
-
- const SkMatrix& matrix = SkMatrix::I();
-
- SkAutoGlyphCache autoCache(paint, &this->surfaceProps(), &matrix);
- SkGlyphCache* cache = autoCache.getCache();
-
- // Advance width and offsets for glyphs measured in hundredths of the font em size
- // (XPS Spec 5.1.3).
- FLOAT centemPerUnit = 100.0f / SkScalarToFLOAT(paint.getTextSize());
- GlyphRun xpsGlyphs;
- xpsGlyphs.setReserve(num_glyph_guess(paint.getTextEncoding(),
- static_cast<const char*>(text), byteLen));
-
- ProcessOneGlyph processOneGlyph(centemPerUnit, typeface->glyphsUsed, &xpsGlyphs);
-
- SkFindAndPlaceGlyph::ProcessText(
- paint.getTextEncoding(), static_cast<const char*>(text), byteLen,
- SkPoint{ x, y }, matrix, paint.getTextAlign(), cache, processOneGlyph);
-
- if (xpsGlyphs.count() == 0) {
- return;
- }
-
- XPS_POINT origin = {
- xpsGlyphs[0].horizontalOffset / centemPerUnit,
- xpsGlyphs[0].verticalOffset / -centemPerUnit,
- };
- xpsGlyphs[0].horizontalOffset = 0.0f;
- xpsGlyphs[0].verticalOffset = 0.0f;
-
- HRV(AddGlyphs(d,
- this->fXpsFactory.get(),
- this->fCurrentXpsCanvas.get(),
- typeface,
- nullptr,
- xpsGlyphs.begin(), xpsGlyphs.count(),
- &origin,
- SkScalarToFLOAT(paint.getTextSize()),
- XPS_STYLE_SIMULATION_NONE,
- *d.fMatrix,
- paint));
-}
-
-void SkXPSDevice::drawPosText(const SkDraw& d,
- const void* text, size_t byteLen,
- const SkScalar pos[], int scalarsPerPos,
- const SkPoint& offset, const SkPaint& paint) {
- if (byteLen < 1) return;
-
- if (text_must_be_pathed(paint, *d.fMatrix)) {
- SkPath path;
- //TODO: make this work, Draw currently does not handle as well.
- //paint.getTextPath(text, byteLength, x, y, &path);
- //this->drawPath(d, path, paint, nullptr, true);
- //TODO: add automation "text"
- return;
- }
-
- TypefaceUse* typeface;
- HRV(CreateTypefaceUse(paint, &typeface));
-
- const SkMatrix& matrix = SkMatrix::I();
-
- SkAutoGlyphCache autoCache(paint, &this->surfaceProps(), &matrix);
- SkGlyphCache* cache = autoCache.getCache();
-
- // Advance width and offsets for glyphs measured in hundredths of the font em size
- // (XPS Spec 5.1.3).
- FLOAT centemPerUnit = 100.0f / SkScalarToFLOAT(paint.getTextSize());
- GlyphRun xpsGlyphs;
- xpsGlyphs.setReserve(num_glyph_guess(paint.getTextEncoding(),
- static_cast<const char*>(text), byteLen));
-
- ProcessOneGlyph processOneGlyph(centemPerUnit, typeface->glyphsUsed, &xpsGlyphs);
-
- SkFindAndPlaceGlyph::ProcessPosText(
- paint.getTextEncoding(), static_cast<const char*>(text), byteLen,
- offset, matrix, pos, scalarsPerPos, paint.getTextAlign(), cache, processOneGlyph);
-
- if (xpsGlyphs.count() == 0) {
- return;
- }
-
- XPS_POINT origin = {
- xpsGlyphs[0].horizontalOffset / centemPerUnit,
- xpsGlyphs[0].verticalOffset / -centemPerUnit,
- };
- xpsGlyphs[0].horizontalOffset = 0.0f;
- xpsGlyphs[0].verticalOffset = 0.0f;
-
- HRV(AddGlyphs(d,
- this->fXpsFactory.get(),
- this->fCurrentXpsCanvas.get(),
- typeface,
- nullptr,
- xpsGlyphs.begin(), xpsGlyphs.count(),
- &origin,
- SkScalarToFLOAT(paint.getTextSize()),
- XPS_STYLE_SIMULATION_NONE,
- *d.fMatrix,
- paint));
-}
-
-void SkXPSDevice::drawDevice(const SkDraw& d, SkBaseDevice* dev,
- int x, int y,
- const SkPaint&) {
- SkXPSDevice* that = static_cast<SkXPSDevice*>(dev);
-
- SkTScopedComPtr<IXpsOMMatrixTransform> xpsTransform;
- XPS_MATRIX rawTransform = {
- 1.0f,
- 0.0f,
- 0.0f,
- 1.0f,
- static_cast<FLOAT>(x),
- static_cast<FLOAT>(y),
- };
- HRVM(this->fXpsFactory->CreateMatrixTransform(&rawTransform, &xpsTransform),
- "Could not create layer transform.");
- HRVM(that->fCurrentXpsCanvas->SetTransformLocal(xpsTransform.get()),
- "Could not set layer transform.");
-
- //Get the current visual collection and add the layer to it.
- SkTScopedComPtr<IXpsOMVisualCollection> currentVisuals;
- HRVM(this->fCurrentXpsCanvas->GetVisuals(&currentVisuals),
- "Could not get current visuals for layer.");
- HRVM(currentVisuals->Append(that->fCurrentXpsCanvas.get()),
- "Could not add layer to current visuals.");
-}
-
-SkBaseDevice* SkXPSDevice::onCreateDevice(const CreateInfo& info, const SkPaint*) {
-//Conditional for bug compatibility with PDF device.
-#if 0
- if (SkBaseDevice::kGeneral_Usage == info.fUsage) {
- return nullptr;
- //To what stream do we write?
- //SkXPSDevice* dev = new SkXPSDevice(this);
- //SkSize s = SkSize::Make(width, height);
- //dev->BeginCanvas(s, s, SkMatrix::I());
- //return dev;
- }
-#endif
- return new SkXPSDevice(this->fXpsFactory.get());
-}
-
-#endif//defined(SK_BUILD_FOR_WIN32)
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-28 05:45:01 +0000