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/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Test.h"
#include "RecordTestUtils.h"
#include "SkDebugCanvas.h"
#include "SkDrawPictureCallback.h"
#include "SkRecord.h"
#include "SkRecordOpts.h"
#include "SkRecordDraw.h"
#include "SkRecorder.h"
#include "SkRecords.h"
static const int W = 1920, H = 1080;
class JustOneDraw : public SkDrawPictureCallback {
public:
JustOneDraw() : fCalls(0) {}
virtual bool abortDrawing() SK_OVERRIDE { return fCalls++ > 0; }
private:
int fCalls;
};
DEF_TEST(RecordDraw_Abort, r) {
// Record two commands.
SkRecord record;
SkRecorder recorder(&record, W, H);
recorder.drawRect(SkRect::MakeWH(200, 300), SkPaint());
recorder.clipRect(SkRect::MakeWH(100, 200));
SkRecord rerecord;
SkRecorder canvas(&rerecord, W, H);
JustOneDraw callback;
SkRecordDraw(record, &canvas, NULL/*bbh*/, &callback);
REPORTER_ASSERT(r, 3 == rerecord.count());
assert_type<SkRecords::Save> (r, rerecord, 0);
assert_type<SkRecords::DrawRect>(r, rerecord, 1);
assert_type<SkRecords::Restore> (r, rerecord, 2);
}
DEF_TEST(RecordDraw_Unbalanced, r) {
SkRecord record;
SkRecorder recorder(&record, W, H);
recorder.save(); // We won't balance this, but SkRecordDraw will for us.
SkRecord rerecord;
SkRecorder canvas(&rerecord, W, H);
SkRecordDraw(record, &canvas, NULL/*bbh*/, NULL/*callback*/);
REPORTER_ASSERT(r, 4 == rerecord.count());
assert_type<SkRecords::Save> (r, rerecord, 0);
assert_type<SkRecords::Save> (r, rerecord, 1);
assert_type<SkRecords::Restore> (r, rerecord, 2);
assert_type<SkRecords::Restore> (r, rerecord, 3);
}
DEF_TEST(RecordDraw_SetMatrixClobber, r) {
// Set up an SkRecord that just scales by 2x,3x.
SkRecord scaleRecord;
SkRecorder scaleCanvas(&scaleRecord, W, H);
SkMatrix scale;
scale.setScale(2, 3);
scaleCanvas.setMatrix(scale);
// Set up an SkRecord with an initial +20, +20 translate.
SkRecord translateRecord;
SkRecorder translateCanvas(&translateRecord, W, H);
SkMatrix translate;
translate.setTranslate(20, 20);
translateCanvas.setMatrix(translate);
SkRecordDraw(scaleRecord, &translateCanvas, NULL/*bbh*/, NULL/*callback*/);
REPORTER_ASSERT(r, 4 == translateRecord.count());
assert_type<SkRecords::SetMatrix>(r, translateRecord, 0);
assert_type<SkRecords::Save> (r, translateRecord, 1);
assert_type<SkRecords::SetMatrix>(r, translateRecord, 2);
assert_type<SkRecords::Restore> (r, translateRecord, 3);
// When we look at translateRecord now, it should have its first +20,+20 translate,
// then a 2x,3x scale that's been concatted with that +20,+20 translate.
const SkRecords::SetMatrix* setMatrix;
setMatrix = assert_type<SkRecords::SetMatrix>(r, translateRecord, 0);
REPORTER_ASSERT(r, setMatrix->matrix == translate);
setMatrix = assert_type<SkRecords::SetMatrix>(r, translateRecord, 2);
SkMatrix expected = scale;
expected.postConcat(translate);
REPORTER_ASSERT(r, setMatrix->matrix == expected);
}
struct TestBBH : public SkBBoxHierarchy {
virtual void insert(void* data, const SkIRect& bounds, bool defer) SK_OVERRIDE {
Entry e = { (uintptr_t)data, bounds };
entries.push(e);
}
virtual int getCount() const SK_OVERRIDE { return entries.count(); }
virtual void flushDeferredInserts() SK_OVERRIDE {}
virtual void search(const SkIRect& query, SkTDArray<void*>* results) const SK_OVERRIDE {}
virtual void clear() SK_OVERRIDE {}
virtual void rewindInserts() SK_OVERRIDE {}
virtual int getDepth() const SK_OVERRIDE { return -1; }
struct Entry {
uintptr_t data;
SkIRect bounds;
};
SkTDArray<Entry> entries;
};
// This test is not meant to make total sense yet. It's testing the status quo
// of SkRecordFillBounds(), which itself doesn't make total sense yet.
DEF_TEST(RecordDraw_BBH, r) {
TestBBH bbh;
SkRecord record;
SkRecorder recorder(&record, W, H);
recorder.save();
recorder.clipRect(SkRect::MakeWH(400, 500));
recorder.scale(2, 2);
recorder.drawRect(SkRect::MakeWH(320, 240), SkPaint());
recorder.restore();
SkRecordFillBounds(record, &bbh);
REPORTER_ASSERT(r, bbh.entries.count() == 5);
for (int i = 0; i < bbh.entries.count(); i++) {
REPORTER_ASSERT(r, bbh.entries[i].data == (uintptr_t)i);
REPORTER_ASSERT(r, bbh.entries[i].bounds == SkIRect::MakeWH(400, 480));
}
}
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