// Copyright 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.

#include "cc/test/render_pass_test_utils.h"

#include "cc/layers/append_quads_data.h"
#include "cc/layers/quad_sink.h"
#include "cc/quads/render_pass_draw_quad.h"
#include "cc/quads/shared_quad_state.h"
#include "cc/quads/solid_color_draw_quad.h"
#include "cc/resources/resource_provider.h"
#include "cc/test/mock_quad_culler.h"
#include "cc/test/render_pass_test_common.h"
#include "third_party/skia/include/core/SkColor.h"
#include "third_party/skia/include/core/SkImageFilter.h"
#include "ui/gfx/rect.h"

namespace cc {

TestRenderPass* AddRenderPass(RenderPassList* pass_list,
                              RenderPass::Id id,
                              const gfx::Rect& output_rect,
                              const gfx::Transform& root_transform) {
  scoped_ptr<TestRenderPass> pass(TestRenderPass::Create());
  pass->SetNew(id, output_rect, output_rect, root_transform);
  TestRenderPass* saved = pass.get();
  pass_list->push_back(pass.PassAs<RenderPass>());
  return saved;
}

SolidColorDrawQuad* AddQuad(TestRenderPass* pass,
                            const gfx::Rect& rect,
                            SkColor color) {
  MockQuadCuller quad_sink(&pass->quad_list, &pass->shared_quad_state_list);
  AppendQuadsData data(pass->id);
  SharedQuadState* shared_state =
      quad_sink.UseSharedQuadState(SharedQuadState::Create());
  shared_state->SetAll(gfx::Transform(),
                       rect.size(),
                       rect,
                       rect,
                       false,
                       1,
                       SkXfermode::kSrcOver_Mode);
  scoped_ptr<SolidColorDrawQuad> quad = SolidColorDrawQuad::Create();
  quad->SetNew(shared_state, rect, color, false);
  SolidColorDrawQuad* quad_ptr = quad.get();
  quad_sink.Append(quad.PassAs<DrawQuad>(), &data);
  return quad_ptr;
}

SolidColorDrawQuad* AddClippedQuad(TestRenderPass* pass,
                                   const gfx::Rect& rect,
                                   SkColor color) {
  MockQuadCuller quad_sink(&pass->quad_list, &pass->shared_quad_state_list);
  AppendQuadsData data(pass->id);
  SharedQuadState* shared_state =
      quad_sink.UseSharedQuadState(SharedQuadState::Create());
  shared_state->SetAll(gfx::Transform(),
                       rect.size(),
                       rect,
                       rect,
                       true,
                       1,
                       SkXfermode::kSrcOver_Mode);
  scoped_ptr<SolidColorDrawQuad> quad = SolidColorDrawQuad::Create();
  quad->SetNew(shared_state, rect, color, false);
  SolidColorDrawQuad* quad_ptr = quad.get();
  quad_sink.Append(quad.PassAs<DrawQuad>(), &data);
  return quad_ptr;
}

SolidColorDrawQuad* AddTransformedQuad(TestRenderPass* pass,
                                       const gfx::Rect& rect,
                                       SkColor color,
                                       const gfx::Transform& transform) {
  MockQuadCuller quad_sink(&pass->quad_list, &pass->shared_quad_state_list);
  AppendQuadsData data(pass->id);
  SharedQuadState* shared_state =
      quad_sink.UseSharedQuadState(SharedQuadState::Create());
  shared_state->SetAll(
      transform, rect.size(), rect, rect, false, 1, SkXfermode::kSrcOver_Mode);
  scoped_ptr<SolidColorDrawQuad> quad = SolidColorDrawQuad::Create();
  quad->SetNew(shared_state, rect, color, false);
  SolidColorDrawQuad* quad_ptr = quad.get();
  quad_sink.Append(quad.PassAs<DrawQuad>(), &data);
  return quad_ptr;
}

void AddRenderPassQuad(TestRenderPass* to_pass,
                       TestRenderPass* contributing_pass) {
  MockQuadCuller quad_sink(&to_pass->quad_list,
                           &to_pass->shared_quad_state_list);
  AppendQuadsData data(to_pass->id);
  gfx::Rect output_rect = contributing_pass->output_rect;
  SharedQuadState* shared_state =
      quad_sink.UseSharedQuadState(SharedQuadState::Create());
  shared_state->SetAll(gfx::Transform(),
                       output_rect.size(),
                       output_rect,
                       output_rect,
                       false,
                       1,
                       SkXfermode::kSrcOver_Mode);
  scoped_ptr<RenderPassDrawQuad> quad = RenderPassDrawQuad::Create();
  quad->SetNew(shared_state, output_rect, contributing_pass->id, false, 0,
               output_rect, gfx::RectF(), FilterOperations(),
               FilterOperations());
  quad_sink.Append(quad.PassAs<DrawQuad>(), &data);
}

void AddRenderPassQuad(TestRenderPass* to_pass,
                       TestRenderPass* contributing_pass,
                       ResourceProvider::ResourceId mask_resource_id,
                       const FilterOperations& filters,
                       gfx::Transform transform) {
  MockQuadCuller quad_sink(&to_pass->quad_list,
                           &to_pass->shared_quad_state_list);
  AppendQuadsData data(to_pass->id);
  gfx::Rect output_rect = contributing_pass->output_rect;
  SharedQuadState* shared_state =
      quad_sink.UseSharedQuadState(SharedQuadState::Create());
  shared_state->SetAll(transform,
                       output_rect.size(),
                       output_rect,
                       output_rect,
                       false,
                       1,
                       SkXfermode::kSrcOver_Mode);
  scoped_ptr<RenderPassDrawQuad> quad = RenderPassDrawQuad::Create();
  quad->SetNew(shared_state, output_rect, contributing_pass->id, false,
               mask_resource_id, output_rect, gfx::RectF(), filters,
               FilterOperations());
  quad_sink.Append(quad.PassAs<DrawQuad>(), &data);
}

}  // namespace cc