text: /*
   * Copyright (c) 2021, The Regents of the University of California
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *     * Redistributions of source code must retain the above copyright
   *       notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above copyright
   *       notice, this list of conditions and the following disclaimer in the
   *       documentation and/or other materials provided with the distribution.
   *     * Neither the name of the University nor the
   *       names of its contributors may be used to endorse or promote products
   *       derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS BE LIABLE FOR ANY DIRECT,
   * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #pragma once
  
  #include "odb/db.h"
  #include "gui/gui.h"
  
  namespace dpl {
  
  using odb::dbBlock;
  using odb::dbInst;
  using odb::Point;
  using odb::Rect;
  
  class Opendp;
  struct Cell;
  
  class Graphics
    : public gui::Renderer
  {
  public:
    Graphics(Opendp* dp,
             bool displacement,
             float min_displacement,
             const dbInst* debug_instance);
  
    void startPlacement(dbBlock *block);
    void placeInstance(dbInst* instance);
    void binSearch(const Cell *cell,
                   int xl,
                   int yl,
                   int xh,
                   int yh);
    void endPlacement();
  
    // From Renderer API
    virtual void drawObjects(gui::Painter &painter) override;
  
    static bool guiActive();
  
  private:
    Opendp* dp_;
    const dbInst* debug_instance_;
    dbBlock *block_;
    bool displacement_;
    float min_displacement_; // in row height
    std::vector<Rect> searched_;
  };
  
  }  // namespace
  