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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef PPAPI_TESTS_TEST_GRAPHICS_2D_H_
#define PPAPI_TESTS_TEST_GRAPHICS_2D_H_
#include <string>
#include "ppapi/c/pp_stdint.h"
#include "ppapi/c/ppb_graphics_2d.h"
#include "ppapi/c/ppb_image_data.h"
#include "ppapi/tests/test_case.h"
namespace pp {
class Graphics2D;
class ImageData;
class Point;
class Rect;
}
class TestGraphics2D : public TestCase {
public:
explicit TestGraphics2D(TestingInstance* instance);
// TestCase implementation.
virtual void DidChangeView(const pp::View& view);
virtual bool Init();
virtual void RunTests(const std::string& filter);
void QuitMessageLoop();
private:
bool ReadImageData(const pp::Graphics2D& dc,
pp::ImageData* image,
const pp::Point& top_left) const;
void FillRectInImage(pp::ImageData* image,
const pp::Rect& rect,
uint32_t color) const;
// Fill image with gradient colors.
void FillImageWithGradient(pp::ImageData* image) const;
// Return true if images are the same.
bool CompareImages(const pp::ImageData& image1,
const pp::ImageData& image2);
// Return true if images within specified rectangles are the same.
bool CompareImageRect(const pp::ImageData& image1,
const pp::Rect& rc1,
const pp::ImageData& image2,
const pp::Rect& rc2) const;
// Validates that the given image is a single color with a square of another
// color inside it.
bool IsSquareInImage(const pp::ImageData& image_data,
uint32_t background_color,
const pp::Rect& square, uint32_t square_color) const;
// Validates that the given device context is a single color with a square of
// another color inside it.
bool IsSquareInDC(const pp::Graphics2D& dc, uint32_t background_color,
const pp::Rect& square, uint32_t square_color) const;
// Validates that the given device context is filled with the given color.
bool IsDCUniformColor(const pp::Graphics2D& dc, uint32_t color) const;
// Returns true if Graphics2D resource is created correctly.
bool ResourceHealthCheck(pp::Instance* instance, pp::Graphics2D* context);
bool ResourceHealthCheckForC(pp::Instance* instance, PP_Resource graphics_2d);
// Issues a flush on the given device context and blocks until the flush
// has issued its callback. Returns true on success.
bool FlushAndWaitForDone(pp::Graphics2D* context);
// Creates an image and replaces the contents of the Graphics2D with the
// image, waiting for completion. This returns the resource ID of the image
// data we created. This image data will be released by the time the call
// completes, but it can be used for comparisons later.
//
// Returns 0 on failure.
PP_Resource ReplaceContentsAndReturnID(pp::Graphics2D* dc,
const pp::Size& size);
// Resets the internal state of view change.
void ResetViewChangedState();
// Waits until we get a view change event. Note that it's possible to receive
// an unexpected event, thus post_quit_on_view_changed_ is introduced so that
// DidChangeView can check whether the event is from here.
bool WaitUntilViewChanged();
std::string TestInvalidResource();
std::string TestInvalidSize();
std::string TestHumongous();
std::string TestInitToZero();
std::string TestDescribe();
std::string TestPaint();
std::string TestScroll();
std::string TestReplace();
std::string TestFlush();
std::string TestFlushOffscreenUpdate();
std::string TestDev();
std::string TestReplaceContentsCaching();
std::string TestBindNull();
// Used by the tests that access the C API directly.
const PPB_Graphics2D* graphics_2d_interface_;
const PPB_ImageData* image_data_interface_;
// Used to indicate that DidChangeView has happened, in order to make plugin
// and ui synchronous.
bool is_view_changed_;
// Set to true to request that the next invocation of DidChangeView should
// post a quit to the message loop. DidChangeView will also reset the flag so
// this will only happen once.
bool post_quit_on_view_changed_;
};
#endif // PPAPI_TESTS_TEST_GRAPHICS_2D_H_
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