Initialized repository with current sources.

2026-09-01 18:37:50 +02:00 · 2017-02-12 13:21:08 +01:00
parent bf6ea90905
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+
+/*
+
+  KLayout Layout Viewer
+  Copyright (C) 2006-2016 Matthias Koefferlein
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+*/
+
+
+#ifndef HDR_layRedrawThread
+#define HDR_layRedrawThread
+
+#include <vector>
+#include <set>
+#include <memory>
+
+#include <QThread>
+#include <QMutex>
+#include <QWaitCondition>
+
+#include "dbBox.h"
+#include "dbTrans.h"
+#include "dbLayout.h"
+#include "layRenderer.h"
+#include "layLayoutView.h"
+#include "layRedrawThreadCanvas.h"
+#include "layRedrawLayerInfo.h"
+#include "layCanvasPlane.h"
+#include "tlTimer.h"
+#include "tlThreadedWorkers.h"
+
+namespace lay {
+
+class Viewport;
+
+//  update (snapshot) interval in ms
+const int update_interval = 500;
+
+class RedrawThread 
+  : public tl::Object,
+    public tl::JobBase
+{
+public:
+  RedrawThread (lay::RedrawThreadCanvas *canvas, lay::LayoutView *view);
+  virtual ~RedrawThread ();
+
+  void commit (const std::vector <lay::RedrawLayerInfo> &layers, const lay::Viewport &vp, double resolution);
+  void start (int workers, const std::vector <lay::RedrawLayerInfo> &layers, const lay::Viewport &vp, double resolution, bool force_redraw);
+  void restart (const std::vector<int> &restart);
+  void wakeup_checked ();
+  void wakeup ();
+
+  /**
+   *  @brief change the visibility of entries in the redrawing queue
+   *
+   *  HINT: this should be done only when the redraw thread is stopped.
+   */
+  void change_visibility (const std::vector<bool> &visibility);
+
+  const RedrawLayerInfo &get_layer_info (int id) const
+  {
+    return m_layers [id];
+  }
+
+  int num_layers () const
+  {
+    return int (m_layers.size ());
+  }
+
+  void task_finished (int id);
+
+protected:
+  tl::Worker *create_worker ();
+  void setup_worker (tl::Worker *worker);
+  void finished ();
+  void stopped ();
+
+private:
+  void start ();
+  void do_start (bool clear, const db::Vector *shift_vector, const std::vector <lay::RedrawLayerInfo> *layers, const std::vector<int> &restart, int workers);
+  void done ();
+
+  void layout_changed ();
+
+  void layout_changed_with_int (int)
+  {
+    layout_changed ();
+  }
+
+  bool m_initial_update;
+  std::vector <RedrawLayerInfo> m_layers;
+  int m_nlayers;
+  bool m_boxes_already_drawn;
+  bool m_custom_already_drawn;
+
+  db::DCplxTrans m_vp_trans;
+  int m_width, m_height;
+  double m_resolution;
+  std::vector<db::Box> m_redraw_regions;
+  db::DBox m_stored_region, m_valid_region;
+  db::DPoint m_last_center;
+  db::DFTrans m_stored_fp;
+
+  lay::RedrawThreadCanvas *mp_canvas;
+  lay::LayoutView *mp_view;
+  bool m_start_recursion_sentinel;
+
+  tl::Clock m_clock;
+  QMutex m_initial_wait_lock;
+  QWaitCondition m_initial_wait_cond;
+
+  std::auto_ptr<tl::SelfTimer> m_main_timer;
+};
+
+}
+
+#endif
+