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/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef skiagm_DEFINED
#define skiagm_DEFINED
#include "SkBitmap.h"
#include "SkCanvas.h"
#include "SkPaint.h"
#include "SkSize.h"
#include "SkString.h"
#include "SkTRegistry.h"
#include "sk_tool_utils.h"
#if SK_SUPPORT_GPU
#include "GrContext.h"
#endif
#define DEF_GM(code) \
static skiagm::GM* SK_MACRO_APPEND_LINE(F_)(void*) { code; } \
static skiagm::GMRegistry SK_MACRO_APPEND_LINE(R_)(SK_MACRO_APPEND_LINE(F_));
// See colorwheel.cpp for example usage.
#define DEF_SIMPLE_GM(NAME, CANVAS, W, H) \
class SK_MACRO_CONCAT(NAME, _GM) : public skiagm::GM { \
virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE; \
virtual SkISize onISize() SK_OVERRIDE { \
return SkISize::Make((W), (H)); \
} \
virtual SkString onShortName() SK_OVERRIDE { \
return SkString(#NAME); \
} \
}; \
DEF_GM( return SkNEW(SK_MACRO_CONCAT(NAME, _GM)); ) \
void SK_MACRO_CONCAT(NAME, _GM)::onDraw(SkCanvas* CANVAS)
namespace skiagm {
class GM {
public:
GM();
virtual ~GM();
enum Flags {
kSkipPDF_Flag = 1 << 0,
kSkipPicture_Flag = 1 << 1,
kSkipPipe_Flag = 1 << 2,
kSkipPipeCrossProcess_Flag = 1 << 3,
kSkipTiled_Flag = 1 << 4,
kSkip565_Flag = 1 << 5,
kSkipScaledReplay_Flag = 1 << 6,
kSkipGPU_Flag = 1 << 7,
kSkipPDFRasterization_Flag = 1 << 8,
kGPUOnly_Flag = 1 << 9,
kAsBench_Flag = 1 << 10, // Run the GM as a benchmark in the bench tool
kNoBBH_Flag = 1 << 11, // May draw wrong using a bounding-box hierarchy
};
enum Mode {
kGM_Mode,
kSample_Mode,
kBench_Mode,
};
void setMode(Mode mode) { fMode = mode; }
Mode getMode() const { return fMode; }
void draw(SkCanvas*);
void drawBackground(SkCanvas*);
void drawContent(SkCanvas*);
SkISize getISize() { return this->onISize(); }
const char* getName();
uint32_t getFlags() const {
return this->onGetFlags();
}
SkScalar width() {
return SkIntToScalar(this->getISize().width());
}
SkScalar height() {
return SkIntToScalar(this->getISize().height());
}
// TODO(vandebo) Instead of exposing this, we should run all the GMs
// with and without an initial transform.
// Most GMs will return the identity matrix, but some PDFs tests
// require setting the initial transform.
SkMatrix getInitialTransform() const {
SkMatrix matrix = fStarterMatrix;
matrix.preConcat(this->onGetInitialTransform());
return matrix;
}
SkColor getBGColor() const { return fBGColor; }
void setBGColor(SkColor);
// helper: fill a rect in the specified color based on the
// GM's getISize bounds.
void drawSizeBounds(SkCanvas*, SkColor);
bool isCanvasDeferred() const { return fCanvasIsDeferred; }
void setCanvasIsDeferred(bool isDeferred) {
fCanvasIsDeferred = isDeferred;
}
const SkMatrix& getStarterMatrix() { return fStarterMatrix; }
void setStarterMatrix(const SkMatrix& matrix) {
fStarterMatrix = matrix;
}
protected:
virtual void onOnceBeforeDraw() {}
virtual void onDraw(SkCanvas*) = 0;
virtual void onDrawBackground(SkCanvas*);
virtual SkISize onISize() = 0;
virtual SkString onShortName() = 0;
virtual uint32_t onGetFlags() const { return 0; }
virtual SkMatrix onGetInitialTransform() const { return SkMatrix::I(); }
private:
Mode fMode;
SkString fShortName;
SkColor fBGColor;
bool fCanvasIsDeferred; // work-around problem in srcmode.cpp
bool fHaveCalledOnceBeforeDraw;
SkMatrix fStarterMatrix;
};
typedef SkTRegistry<GM*(*)(void*)> GMRegistry;
}
#endif
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