e6f5d56231
BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2224163005 Review-Url: https://codereview.chromium.org/2224163005
331 lines
11 KiB
C++
331 lines
11 KiB
C++
/*
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* Copyright 2012 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef SKDEBUGCANVAS_H_
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#define SKDEBUGCANVAS_H_
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#include "SkCanvas.h"
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#include "SkDrawCommand.h"
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#include "SkPath.h"
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#include "SkPathOps.h"
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#include "SkPicture.h"
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#include "SkString.h"
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#include "SkTArray.h"
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#include "UrlDataManager.h"
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class GrAuditTrail;
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class SkNWayCanvas;
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class SK_API SkDebugCanvas : public SkCanvas {
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public:
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SkDebugCanvas(int width, int height);
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virtual ~SkDebugCanvas();
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void toggleFilter(bool toggle) { fFilter = toggle; }
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void setMegaVizMode(bool megaVizMode) { fMegaVizMode = megaVizMode; }
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bool getMegaVizMode() const { return fMegaVizMode; }
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/**
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* Enable or disable overdraw visualization
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*/
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void setOverdrawViz(bool overdrawViz);
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bool getOverdrawViz() const { return fOverdrawViz; }
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/**
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* Set the color of the clip visualization. An alpha of zero renders the clip invisible.
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*/
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void setClipVizColor(SkColor clipVizColor) { this->fClipVizColor = clipVizColor; }
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SkColor getClipVizColor() const { return fClipVizColor; }
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void setDrawGpuBatchBounds(bool drawGpuBatchBounds) {
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fDrawGpuBatchBounds = drawGpuBatchBounds;
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}
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bool getDrawGpuBatchBounds() const { return fDrawGpuBatchBounds; }
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bool getAllowSimplifyClip() const { return fAllowSimplifyClip; }
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void setPicture(SkPicture *picture) { fPicture = picture; }
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/**
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* Enable or disable texure filtering override
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*/
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void overrideTexFiltering(bool overrideTexFiltering, SkFilterQuality);
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/**
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Executes all draw calls to the canvas.
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@param canvas The canvas being drawn to
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*/
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void draw(SkCanvas *canvas);
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/**
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Executes the draw calls up to the specified index.
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@param canvas The canvas being drawn to
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@param index The index of the final command being executed
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@param m an optional Mth gpu batch to highlight, or -1
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*/
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void drawTo(SkCanvas *canvas, int index, int m = -1);
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/**
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Returns the most recently calculated transformation matrix
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*/
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const SkMatrix &getCurrentMatrix() {
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return fMatrix;
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}
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/**
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Returns the most recently calculated clip
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*/
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const SkIRect &getCurrentClip() {
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return fClip;
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}
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/**
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Returns the index of the last draw command to write to the pixel at (x,y)
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*/
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int getCommandAtPoint(int x, int y, int index);
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/**
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Removes the command at the specified index
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@param index The index of the command to delete
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*/
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void deleteDrawCommandAt(int index);
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/**
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Returns the draw command at the given index.
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@param index The index of the command
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*/
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SkDrawCommand *getDrawCommandAt(int index);
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/**
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Sets the draw command for a given index.
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@param index The index to overwrite
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@param command The new command
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*/
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void setDrawCommandAt(int index, SkDrawCommand *command);
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/**
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Returns information about the command at the given index.
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@param index The index of the command
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*/
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const SkTDArray<SkString *> *getCommandInfo(int index) const;
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/**
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Returns the visibility of the command at the given index.
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@param index The index of the command
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*/
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bool getDrawCommandVisibilityAt(int index);
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/**
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Returns the vector of draw commands
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*/
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SK_ATTR_DEPRECATED("please use getDrawCommandAt and getSize instead")
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const SkTDArray<SkDrawCommand *> &getDrawCommands() const;
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/**
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Returns the vector of draw commands. Do not use this entry
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point - it is going away!
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*/
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SkTDArray<SkDrawCommand *> &getDrawCommands();
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/**
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Returns length of draw command vector.
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*/
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int getSize() const {
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return fCommandVector.count();
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}
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/**
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Toggles the visibility / execution of the draw command at index i with
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the value of toggle.
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*/
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void toggleCommand(int index, bool toggle);
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void setUserMatrix(SkMatrix matrix) {
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fUserMatrix = matrix;
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}
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SkString clipStackData() const { return fClipStackData; }
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/**
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Returns a JSON object representing up to the Nth draw, where N is less than
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SkDebugCanvas::getSize(). The encoder may use the UrlDataManager to store binary data such
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as images, referring to them via URLs embedded in the JSON.
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*/
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Json::Value toJSON(UrlDataManager &urlDataManager, int n, SkCanvas *);
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Json::Value toJSONBatchList(int n, SkCanvas *);
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////////////////////////////////////////////////////////////////////////////////
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// Inherited from SkCanvas
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////////////////////////////////////////////////////////////////////////////////
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static const int kVizImageHeight = 256;
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static const int kVizImageWidth = 256;
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bool isClipEmpty() const override { return false; }
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bool isClipRect() const override { return true; }
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bool getClipBounds(SkRect *bounds) const override {
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if (bounds) {
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bounds->setXYWH(0, 0,
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SkIntToScalar(this->imageInfo().width()),
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SkIntToScalar(this->imageInfo().height()));
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}
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return true;
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}
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bool getClipDeviceBounds(SkIRect *bounds) const override {
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if (bounds) {
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bounds->setLargest();
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}
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return true;
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}
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protected:
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void willSave() override;
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SaveLayerStrategy getSaveLayerStrategy(const SaveLayerRec &) override;
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void willRestore() override;
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void didConcat(const SkMatrix &) override;
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void didSetMatrix(const SkMatrix &) override;
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#ifdef SK_EXPERIMENTAL_SHADOWING
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void didTranslateZ(SkScalar) override;
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#else
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void didTranslateZ(SkScalar);
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#endif
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void onDrawAnnotation(const SkRect&, const char[], SkData*) override;
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void onDrawDRRect(const SkRRect&, const SkRRect&, const SkPaint&) override;
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void onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y,
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const SkPaint&) override;
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void onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[],
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const SkPaint&) override;
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void onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[],
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SkScalar constY, const SkPaint&) override;
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void onDrawTextOnPath(const void* text, size_t byteLength, const SkPath& path,
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const SkMatrix* matrix, const SkPaint&) override;
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void onDrawTextRSXform(const void* text, size_t byteLength, const SkRSXform[], const SkRect*,
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const SkPaint&) override;
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void onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y,
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const SkPaint& paint) override;
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void onDrawPatch(const SkPoint cubics[12], const SkColor colors[4],
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const SkPoint texCoords[4], SkXfermode* xmode, const SkPaint& paint) override;
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void onDrawPaint(const SkPaint&) override;
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void onDrawRect(const SkRect&, const SkPaint&) override;
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void onDrawOval(const SkRect&, const SkPaint&) override;
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void onDrawArc(const SkRect&, SkScalar, SkScalar, bool, const SkPaint&) override;
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void onDrawRRect(const SkRRect&, const SkPaint&) override;
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void onDrawPoints(PointMode, size_t count, const SkPoint pts[], const SkPaint&) override;
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void onDrawVertices(VertexMode vmode, int vertexCount,
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const SkPoint vertices[], const SkPoint texs[],
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const SkColor colors[], SkXfermode* xmode,
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const uint16_t indices[], int indexCount,
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const SkPaint&) override;
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void onDrawPath(const SkPath&, const SkPaint&) override;
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void onDrawBitmap(const SkBitmap&, SkScalar left, SkScalar top, const SkPaint*) override;
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void onDrawBitmapRect(const SkBitmap&, const SkRect* src, const SkRect& dst, const SkPaint*,
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SrcRectConstraint) override;
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void onDrawImage(const SkImage*, SkScalar left, SkScalar top, const SkPaint*) override;
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void onDrawImageRect(const SkImage*, const SkRect* src, const SkRect& dst,
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const SkPaint*, SrcRectConstraint) override;
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void onDrawBitmapNine(const SkBitmap&, const SkIRect& center, const SkRect& dst,
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const SkPaint*) override;
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void onClipRect(const SkRect&, SkRegion::Op, ClipEdgeStyle) override;
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void onClipRRect(const SkRRect&, SkRegion::Op, ClipEdgeStyle) override;
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void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) override;
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void onClipRegion(const SkRegion& region, SkRegion::Op) override;
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void onDrawPicture(const SkPicture*, const SkMatrix*, const SkPaint*) override;
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#ifdef SK_EXPERIMENTAL_SHADOWING
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void onDrawShadowedPicture(const SkPicture*,
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const SkMatrix*,
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const SkPaint*,
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const SkShadowParams& params) override;
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#else
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void onDrawShadowedPicture(const SkPicture*,
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const SkMatrix*,
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const SkPaint*,
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const SkShadowParams& params);
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#endif
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void markActiveCommands(int index);
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private:
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SkTDArray<SkDrawCommand*> fCommandVector;
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SkPicture* fPicture;
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bool fFilter;
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bool fMegaVizMode;
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SkMatrix fUserMatrix;
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SkMatrix fMatrix;
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SkIRect fClip;
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SkString fClipStackData;
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bool fCalledAddStackData;
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SkPath fSaveDevPath;
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bool fOverdrawViz;
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bool fOverrideFilterQuality;
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SkFilterQuality fFilterQuality;
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SkColor fClipVizColor;
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bool fDrawGpuBatchBounds;
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SkAutoTUnref<SkNWayCanvas> fPaintFilterCanvas;
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/**
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The active saveLayer commands at a given point in the renderering.
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Only used when "mega" visualization is enabled.
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*/
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SkTDArray<SkDrawCommand*> fActiveLayers;
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/**
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Adds the command to the classes vector of commands.
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@param command The draw command for execution
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*/
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void addDrawCommand(SkDrawCommand* command);
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/**
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Applies any panning and zooming the user has specified before
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drawing anything else into the canvas.
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*/
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void applyUserTransform(SkCanvas* canvas);
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void resetClipStackData() { fClipStackData.reset(); fCalledAddStackData = false; }
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void addClipStackData(const SkPath& devPath, const SkPath& operand, SkRegion::Op elementOp);
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void addPathData(const SkPath& path, const char* pathName);
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bool lastClipStackData(const SkPath& devPath);
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void outputConicPoints(const SkPoint* pts, SkScalar weight);
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void outputPoints(const SkPoint* pts, int count);
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void outputPointsCommon(const SkPoint* pts, int count);
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void outputScalar(SkScalar num);
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GrAuditTrail* getAuditTrail(SkCanvas*);
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void updatePaintFilterCanvas();
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void drawAndCollectBatches(int n, SkCanvas*);
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void cleanupAuditTrail(SkCanvas*);
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typedef SkCanvas INHERITED;
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};
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#endif
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