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/*
* Copyright 2011 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 "SkColor.h"
#include "SkXfermode.h"
static SkPMColor bogusXfermodeProc(SkPMColor src, SkPMColor dst) {
return 42;
}
#define ILLEGAL_MODE ((SkXfermode::Mode)-1)
static void test_asMode(skiatest::Reporter* reporter) {
for (int mode = 0; mode <= SkXfermode::kLastMode; mode++) {
SkXfermode* xfer = SkXfermode::Create((SkXfermode::Mode) mode);
SkXfermode::Mode reportedMode = ILLEGAL_MODE;
REPORTER_ASSERT(reporter, reportedMode != mode);
// test IsMode
REPORTER_ASSERT(reporter, SkXfermode::IsMode(xfer, &reportedMode));
REPORTER_ASSERT(reporter, reportedMode == mode);
// repeat that test, but with asMode instead
if (xfer) {
reportedMode = (SkXfermode::Mode) -1;
REPORTER_ASSERT(reporter, xfer->asMode(&reportedMode));
REPORTER_ASSERT(reporter, reportedMode == mode);
xfer->unref();
} else {
REPORTER_ASSERT(reporter, SkXfermode::kSrcOver_Mode == mode);
}
}
SkXfermode* bogusXfer = new SkProcXfermode(bogusXfermodeProc);
SkXfermode::Mode reportedMode = (SkXfermode::Mode) -1;
REPORTER_ASSERT(reporter, !bogusXfer->asMode(&reportedMode));
REPORTER_ASSERT(reporter, reportedMode == -1);
REPORTER_ASSERT(reporter, !SkXfermode::IsMode(bogusXfer, &reportedMode));
REPORTER_ASSERT(reporter, reportedMode == -1);
bogusXfer->unref();
}
static void test_IsMode(skiatest::Reporter* reporter) {
REPORTER_ASSERT(reporter, SkXfermode::IsMode(NULL,
SkXfermode::kSrcOver_Mode));
for (int i = 0; i <= SkXfermode::kLastMode; ++i) {
SkXfermode::Mode mode = (SkXfermode::Mode)i;
SkXfermode* xfer = SkXfermode::Create(mode);
REPORTER_ASSERT(reporter, SkXfermode::IsMode(xfer, mode));
SkSafeUnref(xfer);
if (SkXfermode::kSrcOver_Mode != mode) {
REPORTER_ASSERT(reporter, !SkXfermode::IsMode(NULL, mode));
}
}
}
static void test_xfermodes(skiatest::Reporter* reporter) {
test_asMode(reporter);
test_IsMode(reporter);
}
#include "TestClassDef.h"
DEFINE_TESTCLASS("Xfermode", XfermodeTestClass, test_xfermodes)
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