1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
|
/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "gm.h"
#include "SkBlurMask.h"
#include "SkBlurMaskFilter.h"
#include "SkCanvas.h"
#include "SkColorFilter.h"
#include "SkLayerDrawLooper.h"
#include "SkPaint.h"
#include "SkPath.h"
#include "SkPoint.h"
#include "SkRect.h"
#include "SkRRect.h"
#include "SkString.h"
#include "SkXfermode.h"
class BlurRoundRectGM : public skiagm::GM {
public:
BlurRoundRectGM(int width, int height,
// X and Y radii for the upper left corner
int ulX, int ulY,
// X and Y radii for the upper right corner
int urX, int urY,
// X and Y radii for the lower right corner
int lrX, int lrY,
// X and Y radii for the lower left corner
int llX, int llY,
int scaleX, int scaleY)
: fName("blurroundrect")
, fWidth(width)
, fHeight(height)
, fScaleX(SkIntToScalar(scaleX))
, fScaleY(SkIntToScalar(scaleY)) {
fName.appendf("-WH[%ix%i]-UL[%ix%i]-UR[%ix%i]-LR[%ix%i]-LL[%ix%i]-scale[%ix%i]",
width, height,
ulX, ulY,
urX, urY,
lrX, lrY,
llX, llY,
scaleX, scaleY);
SkVector radii[4];
radii[0].set(SkIntToScalar(ulX), SkIntToScalar(ulY));
radii[1].set(SkIntToScalar(urX), SkIntToScalar(urY));
radii[2].set(SkIntToScalar(lrX), SkIntToScalar(lrY));
radii[3].set(SkIntToScalar(llX), SkIntToScalar(llY));
SkRect r = SkRect::MakeWH(SkIntToScalar(fWidth), SkIntToScalar(fHeight));
fRRect.setRectRadii(r, radii);
}
virtual SkString onShortName() SK_OVERRIDE {
return fName;
}
virtual SkISize onISize() SK_OVERRIDE {
SkISize size = this->getUnscaledSize();
return SkISize::Make(SkScalarCeilToInt(SkScalarMul(size.fWidth, fScaleX)),
SkScalarCeilToInt(SkScalarMul(size.fHeight, fScaleY)));
}
virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
canvas->scale(fScaleX, fScaleY);
}
const SkRRect& getRRect() const {
return fRRect;
}
// The subclass will implement this to inform us how big they
// draw before scaling.
virtual SkISize getUnscaledSize() const = 0;
// So subclasses can modify the name.
SkString* getName() {
return &fName;
}
private:
SkString fName;
const int fWidth;
const int fHeight;
const SkScalar fScaleX;
const SkScalar fScaleY;
SkRRect fRRect;
typedef skiagm::GM INHERITED;
};
class SKPBlurRoundRectGM : public BlurRoundRectGM {
public:
SKPBlurRoundRectGM(int width, int height,
int ulX, int ulY,
int urX, int urY,
int lrX, int lrY,
int llX, int llY,
int scaleX, int scaleY)
: INHERITED(width, height, ulX, ulY, urX, urY, lrX, lrY, llX, llY, scaleX, scaleY) {
this->getName()->prepend("skp-");
}
protected:
virtual SkISize getUnscaledSize() const SK_OVERRIDE {
return SkISize::Make(SkScalarCeilToInt(this->getRRect().rect().width()),
SkScalarCeilToInt(this->getRRect().rect().height()));
}
virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
this->INHERITED::onDraw(canvas);
SkLayerDrawLooper* looper = new SkLayerDrawLooper;
{
SkLayerDrawLooper::LayerInfo info;
info.fFlagsMask = 0;
info.fPaintBits = 40;
info.fColorMode = SkXfermode::kSrc_Mode;
info.fOffset = SkPoint::Make(SkIntToScalar(-1), SkIntToScalar(0));
info.fPostTranslate = false;
SkPaint* paint = looper->addLayerOnTop(info);
SkMaskFilter* maskFilter = SkBlurMaskFilter::Create(SK_ScalarHalf,
SkBlurMaskFilter::kNormal_BlurStyle,
SkBlurMaskFilter::kHighQuality_BlurFlag);
paint->setMaskFilter(maskFilter)->unref();
SkColorFilter* colorFilter = SkColorFilter::CreateModeFilter(SK_ColorLTGRAY,
SkXfermode::kSrcIn_Mode);
paint->setColorFilter(colorFilter)->unref();
paint->setColor(SK_ColorGRAY);
}
{
SkLayerDrawLooper::LayerInfo info;
looper->addLayerOnTop(info);
}
SkPaint paint;
canvas->drawRect(this->getRRect().rect(), paint);
paint.setLooper(looper)->unref();
paint.setColor(SK_ColorCYAN);
paint.setAntiAlias(true);
canvas->drawRRect(this->getRRect(), paint);
}
private:
typedef BlurRoundRectGM INHERITED;
};
class SimpleBlurRoundRectGM : public BlurRoundRectGM {
public:
SimpleBlurRoundRectGM(int width, int height,
int blurRadius, int cornerRadius,
int scaleX = 1, int scaleY = 1)
: INHERITED(width, height, cornerRadius, cornerRadius,
cornerRadius, cornerRadius, cornerRadius,
cornerRadius, cornerRadius, cornerRadius, scaleX, scaleY)
, fBlurRadius(blurRadius) {
// For now at least, change the name to reflect only the
// variables that are changing.
this->getName()->printf("blurround-blur[%i]-corner[%i]-scale[%ix%i]", fBlurRadius, cornerRadius, scaleX, scaleY);
}
protected:
virtual SkISize getUnscaledSize() const SK_OVERRIDE {
return SkISize::Make(SkScalarCeilToInt(this->getRRect().rect().width() + 20),
SkScalarCeilToInt(this->getRRect().rect().height() + 20));
}
virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
// Handle the scaling.
this->INHERITED::onDraw(canvas);
canvas->translate(SkIntToScalar(10), SkIntToScalar(10));
SkMaskFilter* filter = SkBlurMaskFilter::Create(SkIntToScalar(fBlurRadius),
SkBlurMaskFilter::kNormal_BlurStyle);
SkPaint paint;
paint.setColor(SK_ColorBLUE);
paint.setMaskFilter(filter)->unref();
canvas->drawRRect(this->getRRect(), paint);
}
private:
const int fBlurRadius;
typedef BlurRoundRectGM INHERITED;
};
// Create one with dimensions/rounded corners based on the skp
DEF_GM(return new SKPBlurRoundRectGM(600, 5514, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1);)
// Same radii, much smaller rectangle
DEF_GM(return new SKPBlurRoundRectGM(100, 100, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2);)
// Rounded rect with two opposite corners with large radii, the other two
// small.
DEF_GM(return new SKPBlurRoundRectGM(100, 100, 30, 30, 10, 10, 30, 30, 10, 10, 3, 4);)
DEF_GM(return new SKPBlurRoundRectGM(100, 100, 90, 90, 90, 90, 90, 90, 90, 90, 2, 3);)
// Try a few blur values with a small corner radius
DEF_GM(return new SimpleBlurRoundRectGM(100, 100, 1, 1));
DEF_GM(return new SimpleBlurRoundRectGM(100, 100, 3, 1, 2, 2));
DEF_GM(return new SimpleBlurRoundRectGM(100, 100, 6, 1));
DEF_GM(return new SimpleBlurRoundRectGM(100, 100, 10, 1, 3, 3));
// Now a few blur values with a larger corner radius
DEF_GM(return new SimpleBlurRoundRectGM(100, 100, 1, 3, 2, 2));
DEF_GM(return new SimpleBlurRoundRectGM(100, 100, 3, 3));
DEF_GM(return new SimpleBlurRoundRectGM(100, 100, 6, 3, 3, 3));
DEF_GM(return new SimpleBlurRoundRectGM(100, 100, 10, 3));
// Even larger corner radius
DEF_GM(return new SimpleBlurRoundRectGM(100, 100, 1, 6, 2, 4));
DEF_GM(return new SimpleBlurRoundRectGM(100, 100, 3, 6));
DEF_GM(return new SimpleBlurRoundRectGM(100, 100, 6, 6));
DEF_GM(return new SimpleBlurRoundRectGM(100, 100, 10, 6, 1, 3));
|
