static void test_surface(SkCanvas* canvas, SkSurface* surf) {
drawContents(surf, SK_ColorRED);
SkImage* imgR = surf->newImageSnapshot();
if (true) {
SkImage* imgR2 = surf->newImageSnapshot();
SkASSERT(imgR == imgR2);
imgR2->unref();
}
drawContents(surf, SK_ColorGREEN);
SkImage* imgG = surf->newImageSnapshot();
// since we've drawn after we snapped imgR, imgG will be a different obj
SkASSERT(imgR != imgG);
drawContents(surf, SK_ColorBLUE);
SkPaint paint;
// paint.setFilterBitmap(true);
// paint.setAlpha(0x80);
imgR->draw(canvas, 0, 0, &paint);
imgG->draw(canvas, 0, 80, &paint);
surf->draw(canvas, 0, 160, &paint);
imgG->unref();
imgR->unref();
}
static void drawJpeg(SkCanvas* canvas, const SkISize& size) {
SkAutoDataUnref data(fileToData("/Users/mike/Downloads/skia.google.jpeg"));
SkImage* image = SkImage::NewEncodedData(data);
if (image) {
SkAutoCanvasRestore acr(canvas, true);
canvas->scale(size.width() * 1.0f / image->width(),
size.height() * 1.0f / image->height());
image->draw(canvas,0, 0, NULL);
image->unref();
}
}
static void drawJpeg(SkCanvas* canvas, const SkISize& size) {
// TODO: Make this draw a file that is checked in, so it can
// be exercised on machines other than mike's. Will require a
// rebaseline.
SkAutoDataUnref data(fileToData("/Users/mike/Downloads/skia.google.jpeg"));
SkImage* image = SkImage::NewEncodedData(data);
if (image) {
SkAutoCanvasRestore acr(canvas, true);
canvas->scale(size.width() * 1.0f / image->width(),
size.height() * 1.0f / image->height());
image->draw(canvas,0, 0, NULL);
image->unref();
}
}
static void test_surface(SkCanvas* canvas, SkSurface* surf, bool usePaint) {
drawContents(surf, SK_ColorRED);
SkImage* imgR = surf->newImageSnapshot();
if (true) {
SkImage* imgR2 = surf->newImageSnapshot();
SkASSERT(imgR == imgR2);
imgR2->unref();
}
drawContents(surf, SK_ColorGREEN);
SkImage* imgG = surf->newImageSnapshot();
// since we've drawn after we snapped imgR, imgG will be a different obj
SkASSERT(imgR != imgG);
drawContents(surf, SK_ColorBLUE);
SkPaint paint;
// paint.setFilterBitmap(true);
// paint.setAlpha(0x80);
imgR->draw(canvas, 0, 0, usePaint ? &paint : NULL);
imgG->draw(canvas, 0, 80, usePaint ? &paint : NULL);
surf->draw(canvas, 0, 160, usePaint ? &paint : NULL);
SkRect src1, src2, src3;
src1.iset(0, 0, surf->width(), surf->height());
src2.iset(-surf->width() / 2, -surf->height() / 2,
surf->width(), surf->height());
src3.iset(0, 0, surf->width() / 2, surf->height() / 2);
SkRect dst1, dst2, dst3, dst4;
dst1.set(0, 240, 65, 305);
dst2.set(0, 320, 65, 385);
dst3.set(0, 400, 65, 465);
dst4.set(0, 480, 65, 545);
imgR->draw(canvas, &src1, dst1, usePaint ? &paint : NULL);
imgG->draw(canvas, &src2, dst2, usePaint ? &paint : NULL);
imgR->draw(canvas, &src3, dst3, usePaint ? &paint : NULL);
imgG->draw(canvas, NULL, dst4, usePaint ? &paint : NULL);
imgG->unref();
imgR->unref();
}