void drawRgnOped(SkCanvas* canvas, SkRegion::Op op, SkColor color)
{
SkRegion rgn;
this->build_rgn(&rgn, op);
{
SkRegion tmp, tmp2(rgn);
tmp = tmp2;
tmp.translate(5, -3);
{
char buffer[1000];
size_t size = tmp.flatten(NULL);
SkASSERT(size <= sizeof(buffer));
size_t size2 = tmp.flatten(buffer);
SkASSERT(size == size2);
SkRegion tmp3;
size2 = tmp3.unflatten(buffer);
SkASSERT(size == size2);
SkASSERT(tmp3 == tmp);
}
rgn.translate(20, 30, &tmp);
SkASSERT(rgn.isEmpty() || tmp != rgn);
tmp.translate(-20, -30);
SkASSERT(tmp == rgn);
}
this->drawOrig(canvas, true);
SkPaint paint;
paint.setColor((color & ~(0xFF << 24)) | (0x44 << 24));
paint_rgn(canvas, rgn, paint);
paint.setStyle(SkPaint::kStroke_Style);
paint.setColor(color);
paint_rgn(canvas, rgn, paint);
}
void drawRgnOped(SkCanvas* canvas, SkRegion::Op op, SkColor color) {
SkAAClip clip;
this->buildRgn(&clip, op);
this->drawOrig(canvas);
SkPaint paint;
paint.setColor(color);
paint_rgn(canvas, clip, paint);
}
void drawRgnOped(SkCanvas* canvas, SkRegion::Op op, SkColor color)
{
SkAAClip clip;
this->build_rgn(&clip, op);
this->drawOrig(canvas, true);
SkPaint paint;
paint.setColor((color & ~(0xFF << 24)) | (0x44 << 24));
paint_rgn(canvas, clip, paint);
paint.setStyle(SkPaint::kStroke_Style);
paint.setColor(color);
paint_rgn(canvas, clip, paint);
SkAAClip clip2(clip);
clip2.translate(0, 80);
outer_frame(canvas, clip2.getBounds());
paint_rgn(canvas, clip2, paint);
}
void SampleWindow::afterChildren(SkCanvas* orig) {
switch (fCanvasType) {
case kRaster_CanvasType:
break;
case kPicture_CanvasType:
if (true) {
SkPicture* pict = new SkPicture(*fPicture);
fPicture->unref();
orig->drawPicture(*pict);
pict->unref();
} else if (true) {
SkDynamicMemoryWStream ostream;
fPicture->serialize(&ostream);
fPicture->unref();
SkMemoryStream istream(ostream.getStream(), ostream.getOffset());
SkPicture pict(&istream);
orig->drawPicture(pict);
} else {
fPicture->draw(orig);
fPicture->unref();
}
fPicture = NULL;
break;
#ifdef SK_SUPPORT_GL
case kOpenGL_CanvasType:
glFlush();
delete fGLCanvas;
fGLCanvas = NULL;
#ifdef USE_OFFSCREEN
reverseRedAndBlue(orig->getDevice()->accessBitmap(true));
#endif
break;
#endif
}
// if ((fScrollTestX | fScrollTestY) != 0)
{
const SkBitmap& bm = orig->getDevice()->accessBitmap(true);
int dx = fScrollTestX * 7;
int dy = fScrollTestY * 7;
SkIRect r;
SkRegion inval;
r.set(50, 50, 50+100, 50+100);
bm.scrollRect(&r, dx, dy, &inval);
paint_rgn(bm, r, inval);
}
}
void drawOrig(SkCanvas* canvas, bool bg) {
SkRect r;
SkPaint paint;
paint.setStyle(SkPaint::kStroke_Style);
if (bg)
paint.setColor(0xFFBBBBBB);
SkRegion rgn;
build_base_rgn(&rgn);
paint_rgn(canvas, rgn, paint);
r.set(fRect);
canvas->drawRect(r, paint);
}
virtual void onDraw(SkCanvas* canvas)
{
if (true) {
SkRect r = { 0, 0, 1 << 30, 1 << 30 };
bool open = canvas->clipRect(r);
SkDebugf("---- giant clip is %d\n", open);
}
this->drawBG(canvas);
if (false) {
SkPaint paint;
paint.setAntiAlias(true);
SkBitmap bm;
bm.setConfig(SkBitmap::kA8_Config, 100, 100);
bm.allocPixels();
bm.eraseColor(0);
SkCanvas c(bm);
c.drawCircle(50, 50, 50, paint);
paint.setColor(SK_ColorBLUE);
canvas->drawBitmap(bm, 0, 0, &paint);
canvas->scale(SK_Scalar1/2, SK_Scalar1/2);
paint.setColor(SK_ColorRED);
canvas->drawBitmap(bm, 0, 0, &paint);
return;
}
#ifdef SK_DEBUG
if (true) {
SkRegion a, b, c;
test_union_bug_1505668(&a, &b, &c);
if (false) { // draw the result of the test
SkPaint paint;
canvas->translate(SkIntToScalar(10), SkIntToScalar(10));
paint.setColor(SK_ColorRED);
paint_rgn(canvas, a, paint);
paint.setColor(0x800000FF);
paint_rgn(canvas, b, paint);
paint.setColor(SK_ColorBLACK);
paint.setStyle(SkPaint::kStroke_Style);
// paint_rgn(canvas, c, paint);
return;
}
}
#endif
static const struct {
SkColor fColor;
const char* fName;
SkRegion::Op fOp;
} gOps[] = {
{ SK_ColorBLACK, "Difference", SkRegion::kDifference_Op },
{ SK_ColorRED, "Intersect", SkRegion::kIntersect_Op },
{ 0xFF008800, "Union", SkRegion::kUnion_Op },
{ SK_ColorBLUE, "XOR", SkRegion::kXOR_Op }
};
SkPaint textPaint;
textPaint.setAntiAlias(true);
textPaint.setTextSize(SK_Scalar1*24);
this->drawOrig(canvas, false);
canvas->save();
canvas->translate(SkIntToScalar(200), 0);
this->drawRgnOped(canvas, SkRegion::kUnion_Op, SK_ColorBLACK);
canvas->restore();
canvas->translate(0, SkIntToScalar(200));
for (int op = 0; op < SK_ARRAY_COUNT(gOps); op++)
{
canvas->drawText(gOps[op].fName, strlen(gOps[op].fName), SkIntToScalar(75), SkIntToScalar(50), textPaint);
this->drawRgnOped(canvas, gOps[op].fOp, gOps[op].fColor);
if (true)
{
canvas->save();
canvas->translate(0, SkIntToScalar(200));
this->drawPathOped(canvas, gOps[op].fOp, gOps[op].fColor);
canvas->restore();
}
canvas->translate(SkIntToScalar(200), 0);
}
}
virtual void onDrawContent(SkCanvas* canvas) {
if (false) { // avoid bit rot, suppress warning
test_strokerect(canvas);
return;
}
if (false) { // avoid bit rot, suppress warning
test_text(canvas);
return;
}
#ifdef SK_DEBUG
if (true) {
SkRegion a, b, c;
test_union_bug_1505668(&a, &b, &c);
if (false) { // draw the result of the test
SkPaint paint;
canvas->translate(SkIntToScalar(10), SkIntToScalar(10));
paint.setColor(SK_ColorRED);
paint_rgn(canvas, a, paint);
paint.setColor(0x800000FF);
paint_rgn(canvas, b, paint);
paint.setColor(SK_ColorBLACK);
paint.setStyle(SkPaint::kStroke_Style);
// paint_rgn(canvas, c, paint);
return;
}
}
#endif
const SkPoint origins[] = {
{ 30*SK_Scalar1, 50*SK_Scalar1 },
{ 150*SK_Scalar1, 50*SK_Scalar1 },
};
this->drawPredicates(canvas, origins);
static const struct {
SkColor fColor;
const char* fName;
SkRegion::Op fOp;
} gOps[] = {
{ SK_ColorBLACK, "Difference", SkRegion::kDifference_Op },
{ SK_ColorRED, "Intersect", SkRegion::kIntersect_Op },
{ 0xFF008800, "Union", SkRegion::kUnion_Op },
{ SK_ColorBLUE, "XOR", SkRegion::kXOR_Op }
};
SkPaint textPaint;
textPaint.setAntiAlias(true);
textPaint.setTextSize(SK_Scalar1*24);
this->drawOrig(canvas, false);
canvas->save();
canvas->translate(SkIntToScalar(200), 0);
this->drawRgnOped(canvas, SkRegion::kUnion_Op, SK_ColorBLACK);
canvas->restore();
canvas->translate(0, SkIntToScalar(200));
for (size_t op = 0; op < SK_ARRAY_COUNT(gOps); op++) {
canvas->drawText(gOps[op].fName, strlen(gOps[op].fName), SkIntToScalar(75), SkIntToScalar(50), textPaint);
this->drawRgnOped(canvas, gOps[op].fOp, gOps[op].fColor);
canvas->save();
canvas->translate(0, SkIntToScalar(200));
this->drawPathOped(canvas, gOps[op].fOp, gOps[op].fColor);
canvas->restore();
canvas->translate(SkIntToScalar(200), 0);
}
}
