blob: 25fb68b1669738fdc038f1f66b4f1792b44d8431 [file] [log] [blame]
/*
* 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 "gm/gm.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkFont.h"
#include "include/core/SkPaint.h"
#include "include/core/SkPath.h"
#include "include/core/SkRect.h"
#include "include/core/SkScalar.h"
#include "include/core/SkSize.h"
#include "include/core/SkString.h"
#include "include/core/SkTypeface.h"
#include "include/core/SkTypes.h"
#include "src/base/SkRandom.h"
#include "tools/ToolUtils.h"
namespace skiagm {
class QuadPathGM : public GM {
public:
QuadPathGM() {}
protected:
SkString onShortName() override {
return SkString("quadpath");
}
SkISize onISize() override { return SkISize::Make(1240, 390); }
void drawPath(SkPath& path,SkCanvas* canvas,SkColor color,
const SkRect& clip,SkPaint::Cap cap, SkPaint::Join join,
SkPaint::Style style, SkPathFillType fill,
SkScalar strokeWidth) {
path.setFillType(fill);
SkPaint paint;
paint.setStrokeCap(cap);
paint.setStrokeWidth(strokeWidth);
paint.setStrokeJoin(join);
paint.setColor(color);
paint.setStyle(style);
canvas->save();
canvas->clipRect(clip);
canvas->drawPath(path, paint);
canvas->restore();
}
void onDraw(SkCanvas* canvas) override {
struct FillAndName {
SkPathFillType fFill;
const char* fName;
};
constexpr FillAndName gFills[] = {
{SkPathFillType::kWinding, "Winding"},
{SkPathFillType::kEvenOdd, "Even / Odd"},
{SkPathFillType::kInverseWinding, "Inverse Winding"},
{SkPathFillType::kInverseEvenOdd, "Inverse Even / Odd"},
};
struct StyleAndName {
SkPaint::Style fStyle;
const char* fName;
};
constexpr StyleAndName gStyles[] = {
{SkPaint::kFill_Style, "Fill"},
{SkPaint::kStroke_Style, "Stroke"},
{SkPaint::kStrokeAndFill_Style, "Stroke And Fill"},
};
struct CapAndName {
SkPaint::Cap fCap;
SkPaint::Join fJoin;
const char* fName;
};
constexpr CapAndName gCaps[] = {
{SkPaint::kButt_Cap, SkPaint::kBevel_Join, "Butt"},
{SkPaint::kRound_Cap, SkPaint::kRound_Join, "Round"},
{SkPaint::kSquare_Cap, SkPaint::kBevel_Join, "Square"}
};
struct PathAndName {
SkPath fPath;
const char* fName;
};
PathAndName path;
path.fPath.moveTo(25*SK_Scalar1, 10*SK_Scalar1);
path.fPath.quadTo(50*SK_Scalar1, 20*SK_Scalar1,
75*SK_Scalar1, 10*SK_Scalar1);
path.fName = "moveTo-quad";
SkPaint titlePaint;
SkFont font(ToolUtils::create_portable_typeface(), 15);
SkFont labelFont(ToolUtils::create_portable_typeface(), 10);
const char title[] = "Quad Drawn Into Rectangle Clips With "
"Indicated Style, Fill and Linecaps, with stroke width 10";
canvas->drawString(title, 20.0f, 20.0f, font, titlePaint);
SkRandom rand;
SkRect rect = SkRect::MakeWH(100*SK_Scalar1, 30*SK_Scalar1);
canvas->save();
canvas->translate(10 * SK_Scalar1, 30 * SK_Scalar1);
canvas->save();
for (size_t cap = 0; cap < std::size(gCaps); ++cap) {
if (0 < cap) {
canvas->translate((rect.width() + 40 * SK_Scalar1) * std::size(gStyles), 0);
}
canvas->save();
for (size_t fill = 0; fill < std::size(gFills); ++fill) {
if (0 < fill) {
canvas->translate(0, rect.height() + 40 * SK_Scalar1);
}
canvas->save();
for (size_t style = 0; style < std::size(gStyles); ++style) {
if (0 < style) {
canvas->translate(rect.width() + 40 * SK_Scalar1, 0);
}
SkColor color = ToolUtils::color_to_565(0xff007000);
this->drawPath(path.fPath, canvas, color, rect,
gCaps[cap].fCap, gCaps[cap].fJoin, gStyles[style].fStyle,
gFills[fill].fFill, SK_Scalar1*10);
SkPaint rectPaint;
rectPaint.setColor(SK_ColorBLACK);
rectPaint.setStyle(SkPaint::kStroke_Style);
rectPaint.setStrokeWidth(-1);
rectPaint.setAntiAlias(true);
canvas->drawRect(rect, rectPaint);
SkPaint labelPaint;
labelPaint.setColor(color);
canvas->drawString(gStyles[style].fName, 0, rect.height() + 12.0f,
labelFont, labelPaint);
canvas->drawString(gFills[fill].fName, 0, rect.height() + 24.0f,
labelFont, labelPaint);
canvas->drawString(gCaps[cap].fName, 0, rect.height() + 36.0f,
labelFont, labelPaint);
}
canvas->restore();
}
canvas->restore();
}
canvas->restore();
canvas->restore();
}
private:
using INHERITED = GM;
};
class QuadClosePathGM : public GM {
public:
QuadClosePathGM() {}
protected:
SkString onShortName() override {
return SkString("quadclosepath");
}
SkISize onISize() override { return SkISize::Make(1240, 390); }
void drawPath(SkPath& path,SkCanvas* canvas,SkColor color,
const SkRect& clip,SkPaint::Cap cap, SkPaint::Join join,
SkPaint::Style style, SkPathFillType fill,
SkScalar strokeWidth) {
path.setFillType(fill);
SkPaint paint;
paint.setStrokeCap(cap);
paint.setStrokeWidth(strokeWidth);
paint.setStrokeJoin(join);
paint.setColor(color);
paint.setStyle(style);
canvas->save();
canvas->clipRect(clip);
canvas->drawPath(path, paint);
canvas->restore();
}
void onDraw(SkCanvas* canvas) override {
struct FillAndName {
SkPathFillType fFill;
const char* fName;
};
constexpr FillAndName gFills[] = {
{SkPathFillType::kWinding, "Winding"},
{SkPathFillType::kEvenOdd, "Even / Odd"},
{SkPathFillType::kInverseWinding, "Inverse Winding"},
{SkPathFillType::kInverseEvenOdd, "Inverse Even / Odd"},
};
struct StyleAndName {
SkPaint::Style fStyle;
const char* fName;
};
constexpr StyleAndName gStyles[] = {
{SkPaint::kFill_Style, "Fill"},
{SkPaint::kStroke_Style, "Stroke"},
{SkPaint::kStrokeAndFill_Style, "Stroke And Fill"},
};
struct CapAndName {
SkPaint::Cap fCap;
SkPaint::Join fJoin;
const char* fName;
};
constexpr CapAndName gCaps[] = {
{SkPaint::kButt_Cap, SkPaint::kBevel_Join, "Butt"},
{SkPaint::kRound_Cap, SkPaint::kRound_Join, "Round"},
{SkPaint::kSquare_Cap, SkPaint::kBevel_Join, "Square"}
};
struct PathAndName {
SkPath fPath;
const char* fName;
};
PathAndName path;
path.fPath.moveTo(25*SK_Scalar1, 10*SK_Scalar1);
path.fPath.quadTo(50*SK_Scalar1, 20*SK_Scalar1,
75*SK_Scalar1, 10*SK_Scalar1);
path.fPath.close();
path.fName = "moveTo-quad-close";
SkPaint titlePaint;
SkFont font(ToolUtils::create_portable_typeface(), 15);
SkFont labelFont(ToolUtils::create_portable_typeface(), 10);
const char title[] = "Quad Closed Drawn Into Rectangle Clips With "
"Indicated Style, Fill and Linecaps, with stroke width 10";
canvas->drawString(title, 20.0f, 20.0f, font, titlePaint);
SkRandom rand;
SkRect rect = SkRect::MakeWH(100*SK_Scalar1, 30*SK_Scalar1);
canvas->save();
canvas->translate(10 * SK_Scalar1, 30 * SK_Scalar1);
canvas->save();
for (size_t cap = 0; cap < std::size(gCaps); ++cap) {
if (0 < cap) {
canvas->translate((rect.width() + 40 * SK_Scalar1) * std::size(gStyles), 0);
}
canvas->save();
for (size_t fill = 0; fill < std::size(gFills); ++fill) {
if (0 < fill) {
canvas->translate(0, rect.height() + 40 * SK_Scalar1);
}
canvas->save();
for (size_t style = 0; style < std::size(gStyles); ++style) {
if (0 < style) {
canvas->translate(rect.width() + 40 * SK_Scalar1, 0);
}
SkColor color = ToolUtils::color_to_565(0xff007000);
this->drawPath(path.fPath, canvas, color, rect,
gCaps[cap].fCap, gCaps[cap].fJoin, gStyles[style].fStyle,
gFills[fill].fFill, SK_Scalar1*10);
SkPaint rectPaint;
rectPaint.setColor(SK_ColorBLACK);
rectPaint.setStyle(SkPaint::kStroke_Style);
rectPaint.setStrokeWidth(-1);
rectPaint.setAntiAlias(true);
canvas->drawRect(rect, rectPaint);
SkPaint labelPaint;
labelPaint.setColor(color);
canvas->drawString(gStyles[style].fName, 0, rect.height() + 12.0f,
labelFont, labelPaint);
canvas->drawString(gFills[fill].fName, 0, rect.height() + 24.0f,
labelFont, labelPaint);
canvas->drawString(gCaps[cap].fName, 0, rect.height() + 36.0f,
labelFont, labelPaint);
}
canvas->restore();
}
canvas->restore();
}
canvas->restore();
canvas->restore();
}
private:
using INHERITED = GM;
};
//////////////////////////////////////////////////////////////////////////////
DEF_GM( return new QuadPathGM; )
DEF_GM( return new QuadClosePathGM; )
} // namespace skiagm