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#include "SampleCode.h"
#include "SkView.h"
#include "SkCanvas.h"
#include "SkImageDecoder.h"
#include "SkNinePatch.h"
#include "SkPaint.h"
#include "SkUnPreMultiply.h"
class NinePatchView : public SkView {
public:
SkBitmap fBM;
NinePatchView() {
SkImageDecoder::DecodeFile("/skimages/btn_default_normal_disable.9.png", &fBM);
// trim off the edge guide-lines
SkBitmap tmp;
SkIRect r;
r.set(1, 1, fBM.width() - 1, fBM.height() - 1);
fBM.extractSubset(&tmp, r);
fBM.swap(tmp);
fX = SkIntToScalar(fBM.width());
fY = 0;
}
protected:
// overrides from SkEventSink
virtual bool onQuery(SkEvent* evt) {
if (SampleCode::TitleQ(*evt)) {
SampleCode::TitleR(evt, "NinePatch");
return true;
}
return this->INHERITED::onQuery(evt);
}
void drawBG(SkCanvas* canvas) {
SkPaint p;
p.setDither(true);
p.setColor(0xFF909090);
canvas->drawPaint(p);
}
static void test_rects(SkCanvas* canvas, const SkBitmap& bm, const SkPaint* paint) {
static const SkIRect src[] = {
{ 0, 0, 18, 34 },
{ 18, 0, 19, 34 },
{ 19, 0, 36, 34 },
{ 0, 34, 18, 35 },
{ 18, 34, 19, 35 },
{ 19, 34, 36, 35 },
{ 0, 35, 18, 72 },
{ 18, 35, 19, 72 },
{ 19, 35, 36, 72 },
};
static const SkRect dst[] = {
{ 0, 0, 18, 34 },
{ 18, 0, 283, 34 },
{ 283, 0, 300, 34 },
{ 0, 34, 18, 163 },
{ 18, 34, 283, 163 },
{ 283, 34, 300, 163 },
{ 0, 163, 18, 200 },
{ 18, 163, 283, 200 },
{ 283, 163, 300, 200 },
};
for (size_t i = 0; i < SK_ARRAY_COUNT(src); i++) {
canvas->drawBitmapRect(bm, &src[i], dst[i], paint);
}
}
virtual void onDraw(SkCanvas* canvas) {
this->drawBG(canvas);
// canvas->scale(1.5f, 1.5f);
canvas->drawBitmap(fBM, 0, 0);
SkIRect margins;
SkRect dst;
int d = 25;
margins.set(d, d, d, d);
margins.fLeft = fBM.width()/2 - 1;
margins.fTop = fBM.height()/2 - 1;
margins.fRight = fBM.width() - margins.fLeft - 1;
margins.fBottom = fBM.height() - margins.fTop - 1;
// canvas->translate(fX/5, fY/5);
canvas->translate(0, 76);
dst.set(0, 0, SkIntToScalar(200), SkIntToScalar(200));
SkPaint paint;
paint.setAntiAlias(false);
paint.setDither(true);
paint.setFilterBitmap(false);
// SkNinePatch::DrawNine(canvas, dst, fBM, margins, &paint);
test_rects(canvas, fBM, &paint);
}
virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) {
fX = x / 1.5f;
fY = y / 1.5f;
fX = x; fY = y;
this->inval(NULL);
return this->INHERITED::onFindClickHandler(x, y);
}
private:
SkScalar fX, fY;
typedef SkView INHERITED;
};
//////////////////////////////////////////////////////////////////////////////
static SkView* MyFactory() { return new NinePatchView; }
static SkViewRegister reg(MyFactory);
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