/*
 * Copyright (c) 2021 Samsung Electronics Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

#include <dali-toolkit/dali-toolkit.h>
#include <dali-toolkit/devel-api/controls/control-devel.h>
#include <dali-toolkit/devel-api/visual-factory/transition-data.h>
#include <dali-toolkit/devel-api/visuals/visual-actions-devel.h>
#include <dali-toolkit/devel-api/visuals/arc-visual-properties-devel.h>
#include <dali-toolkit/devel-api/visuals/visual-properties-devel.h>

using namespace Dali;
using namespace Dali::Toolkit;

namespace
{
const float START_ANGLE_INITIAL_VALUE(0.0f);
const float START_ANGLE_TARGET_VALUE(360.0f);
const float SWEEP_ANGLE_INITIAL_VALUE(90.0f);
const float SWEEP_ANGLE_TARGET_VALUE(360.0f);
const float ANIMATION_DURATION(3.0f);

const Property::Value BACKGROUND{
  {Visual::Property::TYPE, DevelVisual::ARC},
  {Visual::Property::MIX_COLOR, Color::RED},
  {DevelArcVisual::Property::START_ANGLE, 0.0f},
  {DevelArcVisual::Property::SWEEP_ANGLE, 90.0f},
  {DevelArcVisual::Property::CAP, DevelArcVisual::Cap::ROUND},
  {DevelArcVisual::Property::THICKNESS, 20.0f}};

const Property::Value TEXT_BACKGROUND{
  {Visual::Property::TYPE, Visual::COLOR},
  {ColorVisual::Property::MIX_COLOR, Vector4(0.8f, 0.8f, 0.8f, 1.0f)},
  {DevelVisual::Property::CORNER_RADIUS, 0.5f},
  {DevelVisual::Property::CORNER_RADIUS_POLICY, Toolkit::Visual::Transform::Policy::RELATIVE}};

} // namespace

// This example shows the properties of the arc visual - thickness, startAngle and sweepAngle and animates them.
//
class ArcVisualExample : public ConnectionTracker
{
public:
  ArcVisualExample(Application& application)
  : mApplication(application),
    mSelectedPoperty(DevelArcVisual::Property::START_ANGLE)
  {
    // Connect to the Application's Init signal
    mApplication.InitSignal().Connect(this, &ArcVisualExample::Create);
  }

  ~ArcVisualExample() = default;

private:
  // The Init signal is received once (only) during the Application lifetime
  void Create(Application& application)
  {
    // Get a handle to the window
    Window window = application.GetWindow();
    window.SetBackgroundColor(Color::WHITE);

    mControl = Control::New();
    mControl.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::CENTER);
    mControl.SetProperty(Actor::Property::SIZE, Vector2(300.0f, 300.0f));
    mControl.SetProperty(Control::Property::BACKGROUND, BACKGROUND);
    window.Add(mControl);

    mStartAngleLabel = TextLabel::New("1");
    mStartAngleLabel.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::CENTER);
    mStartAngleLabel.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::BOTTOM_RIGHT);
    mStartAngleLabel.SetProperty(Actor::Property::POSITION, Vector2(-30.0f, -10.0f));
    mStartAngleLabel.SetProperty(Control::Property::BACKGROUND, TEXT_BACKGROUND);
    mStartAngleLabel.SetProperty(Actor::Property::WIDTH_RESIZE_POLICY, ResizePolicy::USE_NATURAL_SIZE);
    mStartAngleLabel.SetProperty(Actor::Property::HEIGHT_RESIZE_POLICY, ResizePolicy::USE_NATURAL_SIZE);
    mStartAngleLabel.SetProperty(Control::Property::PADDING, Extents(20.0f, 20.0f, 10.0f, 10.0f));
    mStartAngleLabel.TouchedSignal().Connect(this, &ArcVisualExample::OnButtonTouch);
    window.Add(mStartAngleLabel);

    mSweepAngleLabel = TextLabel::New("2");
    mSweepAngleLabel.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::CENTER);
    mSweepAngleLabel.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::BOTTOM_CENTER);
    mSweepAngleLabel.SetProperty(Actor::Property::POSITION, Vector2(0.0f, -10.0f));
    mSweepAngleLabel.SetProperty(Control::Property::BACKGROUND, TEXT_BACKGROUND);
    mSweepAngleLabel.SetProperty(Actor::Property::WIDTH_RESIZE_POLICY, ResizePolicy::USE_NATURAL_SIZE);
    mSweepAngleLabel.SetProperty(Actor::Property::HEIGHT_RESIZE_POLICY, ResizePolicy::USE_NATURAL_SIZE);
    mSweepAngleLabel.SetProperty(Control::Property::PADDING, Extents(20.0f, 20.0f, 10.0f, 10.0f));
    mSweepAngleLabel.TouchedSignal().Connect(this, &ArcVisualExample::OnButtonTouch);
    window.Add(mSweepAngleLabel);

    mThicknessLabel = TextLabel::New("3");
    mThicknessLabel.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::CENTER);
    mThicknessLabel.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::BOTTOM_LEFT);
    mThicknessLabel.SetProperty(Actor::Property::POSITION, Vector2(30.0f, -10.0f));
    mThicknessLabel.SetProperty(Control::Property::BACKGROUND, TEXT_BACKGROUND);
    mThicknessLabel.SetProperty(Actor::Property::WIDTH_RESIZE_POLICY, ResizePolicy::USE_NATURAL_SIZE);
    mThicknessLabel.SetProperty(Actor::Property::HEIGHT_RESIZE_POLICY, ResizePolicy::USE_NATURAL_SIZE);
    mThicknessLabel.SetProperty(Control::Property::PADDING, Extents(20.0f, 20.0f, 10.0f, 10.0f));
    mThicknessLabel.TouchedSignal().Connect(this, &ArcVisualExample::OnButtonTouch);
    window.Add(mThicknessLabel);

    mPlusTextLabel = TextLabel::New("+");
    mPlusTextLabel.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::CENTER);
    mPlusTextLabel.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_LEFT);
    mPlusTextLabel.SetProperty(Actor::Property::POSITION, Vector2(20.0f, 10.0f));
    mPlusTextLabel.SetProperty(Control::Property::BACKGROUND, TEXT_BACKGROUND);
    mPlusTextLabel.SetProperty(Actor::Property::WIDTH_RESIZE_POLICY, ResizePolicy::USE_NATURAL_SIZE);
    mPlusTextLabel.SetProperty(Actor::Property::HEIGHT_RESIZE_POLICY, ResizePolicy::USE_NATURAL_SIZE);
    mPlusTextLabel.SetProperty(Control::Property::PADDING, Extents(20.0f, 20.0f, 10.0f, 10.0f));
    mPlusTextLabel.TouchedSignal().Connect(this, &ArcVisualExample::OnButtonTouch);
    window.Add(mPlusTextLabel);

    mMinusTextLabel = TextLabel::New("-");
    mMinusTextLabel.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::CENTER);
    mMinusTextLabel.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_RIGHT);
    mMinusTextLabel.SetProperty(Actor::Property::POSITION, Vector2(-20.0f, 10.0f));
    mMinusTextLabel.SetProperty(Control::Property::BACKGROUND, TEXT_BACKGROUND);
    mMinusTextLabel.SetProperty(Actor::Property::WIDTH_RESIZE_POLICY, ResizePolicy::USE_NATURAL_SIZE);
    mMinusTextLabel.SetProperty(Actor::Property::HEIGHT_RESIZE_POLICY, ResizePolicy::USE_NATURAL_SIZE);
    mMinusTextLabel.SetProperty(Control::Property::PADDING, Extents(25.0f, 25.0f, 10.0f, 10.0f));
    mMinusTextLabel.TouchedSignal().Connect(this, &ArcVisualExample::OnButtonTouch);
    window.Add(mMinusTextLabel);

    // Respond to a click anywhere on the window
    window.GetRootLayer().TouchedSignal().Connect(this, &ArcVisualExample::OnTouch);

    // Respond to key events
    window.KeyEventSignal().Connect(this, &ArcVisualExample::OnKeyEvent);
  }

  bool OnButtonTouch(Actor actor, const TouchEvent& touch)
  {
    if(touch.GetState(0) == PointState::UP)
    {
      Control control = Control::DownCast(actor);
      if(control == mStartAngleLabel)
      {
        mSelectedPoperty = DevelArcVisual::Property::START_ANGLE;
      }
      else if(control == mSweepAngleLabel)
      {
        mSelectedPoperty = DevelArcVisual::Property::SWEEP_ANGLE;
      }
      else if(control == mThicknessLabel)
      {
        mSelectedPoperty = DevelArcVisual::Property::THICKNESS;
      }
      else if(control == mPlusTextLabel)
      {
        Property::Map    map   = mControl.GetProperty<Property::Map>(Control::Property::BACKGROUND);
        Property::Value* value = map.Find(mSelectedPoperty);
        if(value)
        {
          DevelControl::DoAction(mControl, Control::Property::BACKGROUND, DevelVisual::Action::UPDATE_PROPERTY, Property::Map().Add(mSelectedPoperty, value->Get<float>() + 5.0f));
        }
      }
      else
      {
        Property::Map    map   = mControl.GetProperty<Property::Map>(Control::Property::BACKGROUND);
        Property::Value* value = map.Find(mSelectedPoperty);
        if(value)
        {
          DevelControl::DoAction(mControl, Control::Property::BACKGROUND, DevelVisual::Action::UPDATE_PROPERTY, Property::Map().Add(mSelectedPoperty, value->Get<float>() - 5.0f));
        }
      }
    }
    return true;
  }

  bool OnTouch(Actor actor, const TouchEvent& touch)
  {
    if(touch.GetState(0) == PointState::UP)
    {
      DevelControl::DoAction(mControl,
                             Control::Property::BACKGROUND,
                             DevelVisual::Action::UPDATE_PROPERTY,
                             Property::Map()
                               .Add(DevelArcVisual::Property::START_ANGLE, START_ANGLE_INITIAL_VALUE)
                               .Add(DevelArcVisual::Property::SWEEP_ANGLE, SWEEP_ANGLE_INITIAL_VALUE));

      Animation animation = Animation::New(ANIMATION_DURATION);
      animation.AnimateTo(DevelControl::GetVisualProperty(mControl, Control::Property::BACKGROUND, DevelArcVisual::Property::START_ANGLE), START_ANGLE_TARGET_VALUE);
      animation.AnimateTo(DevelControl::GetVisualProperty(mControl, Control::Property::BACKGROUND, DevelArcVisual::Property::SWEEP_ANGLE), SWEEP_ANGLE_TARGET_VALUE);
      animation.Play();
    }
    return true;
  }

  void OnKeyEvent(const KeyEvent& event)
  {
    if(event.GetState() == KeyEvent::UP)
    {
      if(IsKey(event, DALI_KEY_ESCAPE) || IsKey(event, DALI_KEY_BACK))
      {
        mApplication.Quit();
      }
    }
  }

private:
  Application&    mApplication;
  Control         mControl;
  TextLabel       mStartAngleLabel;
  TextLabel       mSweepAngleLabel;
  TextLabel       mThicknessLabel;
  TextLabel       mPlusTextLabel;
  TextLabel       mMinusTextLabel;
  Property::Index mSelectedPoperty;
};

int DALI_EXPORT_API main(int argc, char** argv)
{
  Application      application = Application::New(&argc, &argv);
  ArcVisualExample test(application);
  application.MainLoop();
  return 0;
}