michael@0: /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "TestDrawTargetBase.h"
michael@0: #include <sstream>
michael@0: 
michael@0: using namespace mozilla;
michael@0: using namespace mozilla::gfx;
michael@0: using namespace std;
michael@0: 
michael@0: TestDrawTargetBase::TestDrawTargetBase()
michael@0: {
michael@0:   REGISTER_TEST(TestDrawTargetBase, Initialized);
michael@0:   REGISTER_TEST(TestDrawTargetBase, FillCompletely);
michael@0:   REGISTER_TEST(TestDrawTargetBase, FillRect);
michael@0: }
michael@0: 
michael@0: void
michael@0: TestDrawTargetBase::Initialized()
michael@0: {
michael@0:   VERIFY(mDT);
michael@0: }
michael@0: 
michael@0: void
michael@0: TestDrawTargetBase::FillCompletely()
michael@0: {
michael@0:   mDT->FillRect(Rect(0, 0, DT_WIDTH, DT_HEIGHT), ColorPattern(Color(0, 0.5f, 0, 1.0f)));
michael@0: 
michael@0:   RefreshSnapshot();
michael@0: 
michael@0:   VerifyAllPixels(Color(0, 0.5f, 0, 1.0f));
michael@0: }
michael@0: 
michael@0: void
michael@0: TestDrawTargetBase::FillRect()
michael@0: {
michael@0:   mDT->FillRect(Rect(0, 0, DT_WIDTH, DT_HEIGHT), ColorPattern(Color(0, 0.5f, 0, 1.0f)));
michael@0:   mDT->FillRect(Rect(50, 50, 50, 50), ColorPattern(Color(0.5f, 0, 0, 1.0f)));
michael@0: 
michael@0:   RefreshSnapshot();
michael@0: 
michael@0:   VerifyPixel(IntPoint(49, 49), Color(0, 0.5f, 0, 1.0f));
michael@0:   VerifyPixel(IntPoint(50, 50), Color(0.5f, 0, 0, 1.0f));
michael@0:   VerifyPixel(IntPoint(99, 99), Color(0.5f, 0, 0, 1.0f));
michael@0:   VerifyPixel(IntPoint(100, 100), Color(0, 0.5f, 0, 1.0f));
michael@0: }
michael@0: 
michael@0: void
michael@0: TestDrawTargetBase::RefreshSnapshot()
michael@0: {
michael@0:   RefPtr<SourceSurface> snapshot = mDT->Snapshot();
michael@0:   mDataSnapshot = snapshot->GetDataSurface();
michael@0: }
michael@0: 
michael@0: void
michael@0: TestDrawTargetBase::VerifyAllPixels(const Color &aColor)
michael@0: {
michael@0:   uint32_t *colVal = (uint32_t*)mDataSnapshot->GetData();
michael@0: 
michael@0:   uint32_t expected = RGBAPixelFromColor(aColor);
michael@0: 
michael@0:   for (int y = 0; y < DT_HEIGHT; y++) {
michael@0:     for (int x = 0; x < DT_WIDTH; x++) {
michael@0:       if (colVal[y * (mDataSnapshot->Stride() / 4) + x] != expected) {
michael@0:         LogMessage("VerifyAllPixels Failed\n");
michael@0:         mTestFailed = true;
michael@0:         return;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: }
michael@0: 
michael@0: void
michael@0: TestDrawTargetBase::VerifyPixel(const IntPoint &aPoint, mozilla::gfx::Color &aColor)
michael@0: {
michael@0:   uint32_t *colVal = (uint32_t*)mDataSnapshot->GetData();
michael@0: 
michael@0:   uint32_t expected = RGBAPixelFromColor(aColor);
michael@0:   uint32_t rawActual = colVal[aPoint.y * (mDataSnapshot->Stride() / 4) + aPoint.x];
michael@0: 
michael@0:   if (rawActual != expected) {
michael@0:     stringstream message;
michael@0:     uint32_t actb = rawActual & 0xFF;
michael@0:     uint32_t actg = (rawActual & 0xFF00) >> 8;
michael@0:     uint32_t actr = (rawActual & 0xFF0000) >> 16;
michael@0:     uint32_t acta = (rawActual & 0xFF000000) >> 24;
michael@0:     uint32_t expb = expected & 0xFF;
michael@0:     uint32_t expg = (expected & 0xFF00) >> 8;
michael@0:     uint32_t expr = (expected & 0xFF0000) >> 16;
michael@0:     uint32_t expa = (expected & 0xFF000000) >> 24;
michael@0: 
michael@0:     message << "Verify Pixel (" << aPoint.x << "x" << aPoint.y << ") Failed."
michael@0:       " Expected (" << expr << "," << expg << "," << expb << "," << expa << ") "
michael@0:       " Got (" << actr << "," << actg << "," << actb << "," << acta << ")\n";
michael@0: 
michael@0:     LogMessage(message.str());
michael@0:     mTestFailed = true;
michael@0:     return;
michael@0:   }
michael@0: }
michael@0: 
michael@0: uint32_t
michael@0: TestDrawTargetBase::RGBAPixelFromColor(const Color &aColor)
michael@0: {
michael@0:   return uint8_t((aColor.b * 255) + 0.5f) | uint8_t((aColor.g * 255) + 0.5f) << 8 |
michael@0:          uint8_t((aColor.r * 255) + 0.5f) << 16 | uint8_t((aColor.a * 255) + 0.5f) << 24;
michael@0: }