AuroraMiddleware/skia2
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add debugging code for degenerate gradients (to be removed later)

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git-svn-id: http://skia.googlecode.com/svn/trunk@1805 2bbb7eff-a529-9590-31e7-b0007b416f81
This commit is contained in:
reed@google.com 2011-07-06 18:25:08 +00:00
parent 5f068f15cc
commit 13636fe4b9
1 changed files with 38 additions and 0 deletions
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38
samplecode/SampleXfermodesBlur.cpp
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@ -24,6 +24,40 @@
#include "SkImageDecoder.h"
#include "SkBlurMaskFilter.h"
static void test_gradient2(SkCanvas* canvas) {
/*
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
var g = ctx.createRadialGradient(-80, 25, 70, 0, 25, 150);
g.addColorStop(0, '#f00');
g.addColorStop(0.01, '#0f0');
g.addColorStop(0.99, '#0f0');
g.addColorStop(1, '#f00');
ctx.fillStyle = g;
ctx.fillRect(0, 0, 100, 50);
*/
SkColor colors[] = { SK_ColorRED, SK_ColorGREEN, SK_ColorGREEN, SK_ColorRED };
SkScalar pos[] = { 0, SkFloatToScalar(0.01f), SkFloatToScalar(0.99f), SK_Scalar1 };
SkPoint c0 = { -80, 25 };
SkScalar r0 = 70;
SkPoint c1 = { 0, 25 };
SkScalar r1 = 150;
SkShader* s = SkGradientShader::CreateTwoPointRadial(c0, r0, c1, r1, colors,
pos, SK_ARRAY_COUNT(pos),
SkShader::kClamp_TileMode);
SkPaint paint;
paint.setShader(s)->unref();
canvas->drawPaint(paint);
paint.setShader(NULL);
paint.setStyle(SkPaint::kStroke_Style);
SkRect r = { 0, 0, 100, 50 };
canvas->drawRect(r, paint);
}
static void setNamedTypeface(SkPaint* paint, const char name[]) {
SkTypeface* face = SkTypeface::CreateFromName(name, SkTypeface::kNormal);
paint->setTypeface(face);
@ -86,6 +120,10 @@ protected:
}
virtual void onDrawContent(SkCanvas* canvas) {
if (false) {
test_gradient2(canvas);
return;
}
canvas->translate(SkIntToScalar(10), SkIntToScalar(20));
const struct {