/**************************************************************************** ** ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of a Qt Solutions component. ** ** You may use this file under the terms of the BSD license as follows: ** ** "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 Nokia Corporation and its Subsidiary(-ies) 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 COPYRIGHT ** OWNER OR CONTRIBUTORS 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." ** ****************************************************************************/ #ifndef MAINWINDOW_H #define MAINWINDOW_H #include #include #include "qtcanvas.h" class QtVariantProperty; class QtProperty; class QtBrowserIndex; class CanvasView : public QtCanvasView { Q_OBJECT public: CanvasView(QWidget *parent = 0) : QtCanvasView(parent), moving(0) { } CanvasView(QtCanvas *canvas, QWidget *parent = 0) : QtCanvasView(canvas, parent), moving(0) { } signals: void itemClicked(QtCanvasItem *item); void itemMoved(QtCanvasItem *item); protected: void contentsMousePressEvent(QMouseEvent *event); void contentsMouseDoubleClickEvent(QMouseEvent *event); void contentsMouseMoveEvent(QMouseEvent* event); private: void handleMouseClickEvent(QMouseEvent *event); QPoint moving_start; QtCanvasItem *moving; }; class MainWindow : public QMainWindow { Q_OBJECT public: MainWindow(QWidget *parent = 0); private slots: void newRectangle(); void newEllipse(); void newLine(); void newText(); void deleteObject(); void clearAll(); void fillView(); void itemClicked(QtCanvasItem *item); void itemMoved(QtCanvasItem *item); void valueChanged(QtProperty *property, const QVariant &value); private: QtCanvasItem *addRectangle(); QtCanvasItem *addEllipse(); QtCanvasItem *addLine(); QtCanvasItem *addText(); void addProperty(QtVariantProperty *property, const QString &id); void updateExpandState(); QAction *deleteAction; class QtVariantPropertyManager *variantManager; class QtTreePropertyBrowser *propertyEditor; CanvasView *canvasView; QtCanvas *canvas; QtCanvasItem *currentItem; QMap propertyToId; QMap idToProperty; QMap idToExpanded; }; #endif '>20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102

library ieee;
  use ieee.std_logic_1164.all;


entity sequencer is
  generic (
    seq : string
  );
  port (
    clk  : in  std_logic;
    data : out std_logic
  );
end entity sequencer;


architecture rtl of sequencer is

  signal index : natural := seq'low;

  function to_bit (a : in character) return std_logic is
    variable ret : std_logic;
  begin
    case a is
      when '0' | '_' => ret := '0';
      when '1' | '-' => ret := '1';
      when others    => ret := 'X';
    end case;
    return ret;
  end function to_bit;

begin

  process (clk) is
  begin
    if rising_edge(clk) then
      if (index < seq'high) then
        index <= index + 1;
      end if;
    end if;
  end process;

  data <= to_bit(seq(index));

end architecture rtl;


library ieee;
  use ieee.std_logic_1164.all;


library ieee;
  use ieee.std_logic_1164.all;
  use ieee.numeric_std.all;


entity issue is
  port (
    clk : in std_logic
  );
end entity issue;


architecture psl of issue is

  component sequencer is
    generic (
      seq : string
    );
    port (
      clk  : in  std_logic;
      data : out std_logic
    );
  end component sequencer;

  signal req, busy, done : std_logic;

begin


  --                                 0123456789
  SEQ_REQ  : sequencer generic map ("_-________") port map (clk, req);
  SEQ_BUSY : sequencer generic map ("__-_-_-___") port map (clk, busy);
  SEQ_DONE : sequencer generic map ("________-_") port map (clk, done);


  -- All is sensitive to rising edge of clk
  default clock is rising_edge(clk);

  -- Non consecutive repetition of 3 cycles with possible padding
  -- busy has to hold on 3 cycles between req & done
  -- This assertion holds
  -- Not yet supported
  SERE_0_a : assert always {req} |=> {busy[=3]; done};

  -- Non consecutive repetition of 2 to 4 cycles with possible padding
  -- busy has to hold on 2 to 4 cycles between req & done
  -- This assertion holds
  -- Not yet supported
  SERE_1_a : assert always {req} |=> {busy[=2 to 4]; done};


end architecture psl;