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fix hittest in Patch sample

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TBR=
BUG=skia:

Author: reed@google.com

Review URL: https://codereview.chromium.org/441373002
This commit is contained in:
reed 2014-08-06 07:00:27 -07:00 committed by Commit bot
parent 1b27704eba
commit 147476da9e
1 changed files with 7 additions and 2 deletions
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9
samplecode/SamplePatch.cpp
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@ -218,6 +218,9 @@ static void drawpatches(SkCanvas* canvas, const SkPaint& paint, int nu, int nv,
patch->draw(canvas, paint, 10, 10, true, true);
}
const SkScalar DX = 20;
const SkScalar DY = 0;
class PatchView : public SampleView {
SkShader* fShader0;
SkShader* fShader1;
@ -271,7 +274,7 @@ protected:
paint.setDither(true);
paint.setFilterLevel(SkPaint::kLow_FilterLevel);
canvas->translate(SkIntToScalar(20), 0);
canvas->translate(DX, DY);
Patch patch;
@ -327,6 +330,8 @@ protected:
virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y,
unsigned modi) SK_OVERRIDE {
x -= DX;
y -= DY;
for (size_t i = 0; i < SK_ARRAY_COUNT(fPts); i++) {
if (hittest(fPts[i], x, y)) {
return new PtClick(this, (int)i);
@ -336,7 +341,7 @@ protected:
}
virtual bool onClick(Click* click) {
fPts[((PtClick*)click)->fIndex].set(click->fCurr.fX, click->fCurr.fY);
fPts[((PtClick*)click)->fIndex].set(click->fCurr.fX - DX, click->fCurr.fY - DY);
this->inval(NULL);
return true;
}