finally got around to fix this annoying 'flickering' while using the
* include/Frame_Resizer_Base.h, include/Frame_Resizer_Extended.h, src/Frame_Resizer_Base.cc, src/Frame_Resizer_Extended.cc: finally got around to fix this annoying 'flickering' while using the resizer :)
This commit is contained in:
Bart Hakvoort
parent
e093c745bf
commit
d375f5bf4e
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@ -1,3 +1,10 @@
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2005-01-25 Bart Hakvoort <hakvoort@cvs.gnome.org>
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* include/Frame_Resizer_Base.h,
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include/Frame_Resizer_Extended.h,
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src/Frame_Resizer_Base.cc,
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src/Frame_Resizer_Extended.cc: finally got around to fix this annoying 'flickering' while using the resizer :)
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2005-01-23 Bart Hakvoort <hakvoort@cvs.gnome.org>
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* src/GParted_Core.cc: write actually used libpartedversion to stdout on startup. (usefull for debugging)
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@ -35,7 +35,7 @@ public:
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};
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Frame_Resizer_Base( ) ;
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~Frame_Resizer_Base() ;
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~Frame_Resizer_Base( ) ;
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void set_rgb_partition_color( const Gdk::Color & ) ;
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void override_default_rgb_unused_color( const Gdk::Color & ) ;
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@ -47,14 +47,13 @@ public:
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void set_used_start( int used_start ) ;
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void set_size_limits( int min_size, int max_size ) ;
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int get_used();
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int get_x_start() ;
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int get_x_end() ;
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int get_used( );
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int get_x_start( ) ;
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int get_x_end( ) ;
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virtual void Draw_Partition() ;
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virtual void Draw_Partition( ) ;
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//public signal (emitted upon resize/move)
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//public signals (emitted upon resize/move)
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sigc::signal<void,int,int, ArrowType> signal_resize;
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sigc::signal<void,int,int> signal_move;
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@ -72,10 +71,12 @@ protected:
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void Draw_Resize_Grip( ArrowType ) ;
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Gtk::DrawingArea drawingarea;
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Glib::RefPtr<Gdk::GC> gc;
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Gtk::DrawingArea drawingarea ;
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Glib::RefPtr<Gdk::GC> gc_drawingarea ;
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Glib::RefPtr<Gdk::Pixmap> pixmap ;
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Glib::RefPtr<Gdk::GC> gc_pixmap ;
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Gdk::Color color_used, color_unused, color_arrow, color_background,color_partition,color_arrow_rectangle;
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Gdk::Color color_used, color_unused, color_arrow, color_background, color_partition, color_arrow_rectangle;
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std::vector <Gdk::Point> arrow_points;
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@ -85,7 +86,7 @@ protected:
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bool fixed_start; //a fixed start disables moving the start and thereby the whole move functionality..
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private:
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void init() ;
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void init( ) ;
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};
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@ -25,15 +25,13 @@ class Frame_Resizer_Extended : public Frame_Resizer_Base
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{
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public:
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Frame_Resizer_Extended( ) ;
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private:
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int UNUSED_BEFORE ;
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//overridden signal handler
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virtual bool drawingarea_on_mouse_motion( GdkEventMotion* ) ;
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virtual void Draw_Partition() ;
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virtual void Draw_Partition( ) ;
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};
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#endif // FRAME_RESIZER_EXTENDED
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@ -72,7 +72,7 @@ void Frame_Resizer_Base::override_default_rgb_unused_color( const Gdk::Color & c
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this ->get_colormap( ) ->alloc_color( color_unused ) ;
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}
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void Frame_Resizer_Base::set_x_start( int x_start)
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void Frame_Resizer_Base::set_x_start( int x_start )
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{
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this ->X_START = x_start +10;//space for leftgripper
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}
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@ -82,7 +82,7 @@ void Frame_Resizer_Base::set_x_end( int x_end )
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this ->X_END = x_end +26 ; //space for leftgripper + 2 * BORDER
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}
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void Frame_Resizer_Base::set_used( int used)
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void Frame_Resizer_Base::set_used( int used )
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{
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this ->USED = used ;
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}
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@ -95,7 +95,7 @@ void Frame_Resizer_Base::set_fixed_start( bool fixed_start )
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void Frame_Resizer_Base::set_used_start( int used_start )
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{
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if ( used_start <= 0 )
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this ->USED_START = 10 ;
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this ->USED_START = 10;
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else
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this ->USED_START = used_start +10;
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}
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@ -113,7 +113,7 @@ int Frame_Resizer_Base::get_used( )
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int Frame_Resizer_Base::get_x_start( )
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{
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return X_START -10 ;
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return X_START -10 ;
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}
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int Frame_Resizer_Base::get_x_end( )
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@ -123,9 +123,9 @@ int Frame_Resizer_Base::get_x_end( )
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void Frame_Resizer_Base::drawingarea_on_realize( )
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{
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gc = Gdk::GC::create( drawingarea .get_window( ) );
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drawingarea .get_window( ) ->set_background( color_background );
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gc_drawingarea = Gdk::GC::create( drawingarea .get_window( ) );
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pixmap = Gdk::Pixmap::create( drawingarea .get_window( ), drawingarea .get_allocation( ). get_width( ), drawingarea. get_allocation( ). get_height( ) );
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gc_pixmap = Gdk::GC::create( pixmap );
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drawingarea .add_events( Gdk::POINTER_MOTION_MASK );
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drawingarea .add_events( Gdk::BUTTON_PRESS_MASK );
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@ -144,7 +144,7 @@ bool Frame_Resizer_Base::drawingarea_on_mouse_motion( GdkEventMotion *ev )
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if ( ! GRIP_LEFT && ! GRIP_RIGHT && ! GRIP_MOVE ) //no need to check this while resizing or moving
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{
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//check if pointer is over a gripper
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if ( ! fixed_start && ev ->x >= X_START -10 && ev ->x <= X_START && ev ->y >= 5 && ev ->y <= 45 ) //left grip
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if ( ! fixed_start && ev ->x >= X_START -10 && ev ->x <= X_START && ev ->y >= 5 && ev ->y <= 45 ) //left grip
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drawingarea .get_parent_window( ) ->set_cursor( *cursor_resize ) ;
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else if ( ev ->x >= X_END && ev ->x <= X_END + 10 && ev ->y >= 5 && ev ->y <= 45 ) //right grip
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drawingarea .get_parent_window( ) ->set_cursor( *cursor_resize ) ;
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@ -160,13 +160,13 @@ bool Frame_Resizer_Base::drawingarea_on_mouse_motion( GdkEventMotion *ev )
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if ( GRIP_LEFT && ev ->x >= 10 && ev ->x <= X_END - USED - BORDER * 2 && (X_END - ev ->x) <= MAX_SIZE && (X_END - ev ->x) >= MIN_SIZE )
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{
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X_START = static_cast<int> ( ev ->x ) ;
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signal_resize.emit( X_START -10, X_END -26, ARROW_LEFT) ; //-10/-26 to get the real value ( this way gripper calculations are invisible outside this class )
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signal_resize .emit( X_START -10, X_END -26, ARROW_LEFT ) ; //-10/-26 to get the real value ( this way gripper calculations are invisible outside this class )
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}
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else if ( GRIP_RIGHT && ev ->x <= 526 && ev ->x >= X_START + USED + BORDER *2 && (ev ->x - X_START) <= MAX_SIZE && (ev ->x - X_START) >= MIN_SIZE )
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{
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X_END = static_cast<int> ( ev ->x ) ;
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signal_resize.emit( X_START -10, X_END -26, ARROW_RIGHT) ; //-10/-26 to get the real value ( this way gripper calculations are invisible outside this class )
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signal_resize .emit( X_START -10, X_END -26, ARROW_RIGHT ) ; //-10/-26 to get the real value ( this way gripper calculations are invisible outside this class )
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}
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else if ( GRIP_MOVE )
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@ -182,7 +182,7 @@ bool Frame_Resizer_Base::drawingarea_on_mouse_motion( GdkEventMotion *ev )
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X_START_MOVE = static_cast<int> ( ev ->x ) ;
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signal_move.emit( X_START -10, X_END -26) ; //-10/-26 to get the real value ( this way gripper calculations are invisible outside this class )
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signal_move .emit( X_START -10, X_END -26) ; //-10/-26 to get the real value ( this way gripper calculations are invisible outside this class )
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}
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Draw_Partition( ) ;
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@ -195,9 +195,9 @@ bool Frame_Resizer_Base::drawingarea_on_button_press_event( GdkEventButton *ev )
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{
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GRIP_MOVE = false; GRIP_RIGHT = false; GRIP_LEFT = false ;
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if ( ! fixed_start && ev ->x >= X_START -10 && ev ->x <= X_START && ev ->y >= 5 && ev ->y <= 45 ) //left grip
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if ( ! fixed_start && ev ->x >= X_START -10 && ev ->x <= X_START && ev ->y >= 5 && ev ->y <= 45 ) //left grip
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GRIP_LEFT = true ;
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else if ( ev ->x >= X_END && ev ->x <= X_END + 10 && ev ->y >= 5 && ev ->y <= 45 ) //right grip
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else if ( ev ->x >= X_END && ev ->x <= X_END + 10 && ev ->y >= 5 && ev ->y <= 45 ) //right grip
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GRIP_RIGHT = true ;
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else if ( ! fixed_start && ev ->x >= X_START && ev ->x <= X_END ) //move grip
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{ GRIP_MOVE = true ; X_START_MOVE = static_cast<int> ( ev ->x ); }
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@ -207,7 +207,7 @@ bool Frame_Resizer_Base::drawingarea_on_button_press_event( GdkEventButton *ev )
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bool Frame_Resizer_Base::drawingarea_on_button_release_event( GdkEventButton *ev )
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{
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GRIP_LEFT = false ; GRIP_RIGHT = false ; GRIP_MOVE = false;
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GRIP_LEFT = GRIP_RIGHT = GRIP_MOVE = false;
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return true;
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}
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@ -228,30 +228,35 @@ void Frame_Resizer_Base::Draw_Partition( )
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if ( drawingarea .get_window( ) )
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{
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drawingarea .get_window( ) ->clear( ) ;
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//i couldn't find a clear() for a pixmap, that's why ;)
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gc_pixmap ->set_foreground( color_background );
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pixmap ->draw_rectangle( gc_pixmap, true, 0, 0, 536, 50 );
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//the two rectangles on each side of the partition
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gc ->set_foreground( color_arrow_rectangle );
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drawingarea .get_window( ) ->draw_rectangle( gc, true, 0, 0, 10, 50 );
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drawingarea .get_window( ) ->draw_rectangle( gc, true, 526, 0, 10, 50 );
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gc_pixmap ->set_foreground( color_arrow_rectangle );
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pixmap ->draw_rectangle( gc_pixmap, true, 0, 0, 10, 50 );
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pixmap ->draw_rectangle( gc_pixmap, true, 526, 0, 10, 50 );
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//partition
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gc ->set_foreground( color_partition );
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drawingarea .get_window( ) ->draw_rectangle( gc, true, X_START, 0, X_END - X_START, 50 );
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gc_pixmap ->set_foreground( color_partition );
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pixmap ->draw_rectangle( gc_pixmap, true, X_START, 0, X_END - X_START, 50 );
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//used
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gc ->set_foreground( color_used );
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drawingarea .get_window( ) ->draw_rectangle( gc, true, X_START +BORDER, BORDER, USED, 34 );
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gc_pixmap ->set_foreground( color_used );
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pixmap ->draw_rectangle( gc_pixmap, true, X_START +BORDER, BORDER, USED, 34 );
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//unused
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gc ->set_foreground( color_unused );
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drawingarea .get_window( ) ->draw_rectangle( gc, true, X_START +BORDER +USED, BORDER, UNUSED, 34 );
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gc_pixmap ->set_foreground( color_unused );
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pixmap ->draw_rectangle( gc_pixmap, true, X_START +BORDER +USED, BORDER, UNUSED, 34 );
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//resize grips
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if ( ! fixed_start )
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Draw_Resize_Grip( ARROW_LEFT ) ;
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Draw_Resize_Grip( ARROW_RIGHT ) ;
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//and draw everything to "real" screen..
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drawingarea .get_window( ) ->draw_drawable( gc_drawingarea, pixmap, 0, 0, 0, 0 ) ;
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}
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}
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@ -259,27 +264,23 @@ void Frame_Resizer_Base::Draw_Resize_Grip( ArrowType arrow_type )
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{
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if ( arrow_type == ARROW_LEFT )
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{
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arrow_points[0] .set_x( X_START ) ;
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arrow_points[1] .set_x( X_START -10 ) ;
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arrow_points[2] .set_x( X_START ) ;
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arrow_points[ 0 ] .set_x( X_START ) ;
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arrow_points[ 1 ] .set_x( X_START -10 ) ;
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arrow_points[ 2 ] .set_x( X_START ) ;
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}
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else
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{
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arrow_points[0] .set_x( X_END ) ;
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arrow_points[1] .set_x( X_END +10 ) ;
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arrow_points[2] .set_x( X_END ) ;
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arrow_points[ 0 ] .set_x( X_END ) ;
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arrow_points[ 1 ] .set_x( X_END +10 ) ;
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arrow_points[ 2 ] .set_x( X_END ) ;
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}
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//attach resize arrows to the partition
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gc ->set_foreground( color_arrow_rectangle );
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gc_pixmap ->set_foreground( color_arrow_rectangle );
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pixmap ->draw_rectangle( gc_pixmap, false, arrow_type == ARROW_LEFT ? X_START -10 : X_END +1, 5, 9, 40 ) ;
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if ( arrow_type == ARROW_LEFT )
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drawingarea .get_window( ) ->draw_rectangle( gc, false, X_START -10 , 5, 9, 40 );
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else
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drawingarea .get_window( ) ->draw_rectangle( gc, false, X_END +1, 5, 9, 40 );
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gc ->set_foreground( color_arrow );
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drawingarea .get_window( ) ->draw_polygon( gc , true, arrow_points );
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gc_pixmap ->set_foreground( color_arrow );
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pixmap ->draw_polygon( gc_pixmap, true, arrow_points );
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}
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Frame_Resizer_Base::~Frame_Resizer_Base( )
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@ -17,13 +17,13 @@
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#include "../include/Frame_Resizer_Extended.h"
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Frame_Resizer_Extended::Frame_Resizer_Extended( )
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Frame_Resizer_Extended::Frame_Resizer_Extended( )
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{
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}
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bool Frame_Resizer_Extended::drawingarea_on_mouse_motion( GdkEventMotion *ev )
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{
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if ( ! GRIP_LEFT && ! GRIP_RIGHT ) //no need to check this while resizing
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if ( ! GRIP_LEFT && ! GRIP_RIGHT ) //no need to check this while resizing
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{
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//check if pointer is over a gripper
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if ( ! fixed_start && ev ->x >= X_START -10 && ev ->x <= X_START && ev ->y >= 5 && ev ->y <= 45 ) //left grip
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@ -56,23 +56,28 @@ bool Frame_Resizer_Extended::drawingarea_on_mouse_motion( GdkEventMotion *ev )
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void Frame_Resizer_Extended::Draw_Partition( )
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{
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drawingarea .get_window( ) ->clear( ) ;
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//i couldn't find a clear() for a pixmap, that's why ;)
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gc_pixmap ->set_foreground( color_background );
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pixmap ->draw_rectangle( gc_pixmap, true, 0, 0, 536, 50 );
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//the two rectangles on each side of the partition
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gc ->set_foreground( color_arrow_rectangle );
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drawingarea .get_window( ) ->draw_rectangle( gc, true, 0, 0, 10, 50 );
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drawingarea .get_window( ) ->draw_rectangle( gc, true, 526, 0, 10, 50 );
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gc_pixmap ->set_foreground( color_arrow_rectangle );
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pixmap ->draw_rectangle( gc_pixmap, true, 0, 0, 10, 50 );
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pixmap ->draw_rectangle( gc_pixmap, true, 526, 0, 10, 50 );
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//used
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gc ->set_foreground( color_used );
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drawingarea .get_window( ) ->draw_rectangle( gc, true, USED_START + BORDER, BORDER, USED, 34 );
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gc_pixmap ->set_foreground( color_used );
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pixmap ->draw_rectangle( gc_pixmap, true, USED_START + BORDER, BORDER, USED, 34 );
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//partition
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gc ->set_foreground( color_partition );
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gc_pixmap ->set_foreground( color_partition );
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for( short t = 0; t < 9 ; t++ )
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drawingarea .get_window( ) ->draw_rectangle( gc, false, X_START +t, t, X_END - X_START -t*2, 50 - t*2 );
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pixmap ->draw_rectangle( gc_pixmap, false, X_START +t, t, X_END - X_START -t*2, 50 - t*2 );
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//resize grips
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Draw_Resize_Grip( ARROW_LEFT ) ;
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Draw_Resize_Grip( ARROW_RIGHT ) ;
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//and draw everything to "real" screen..
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drawingarea .get_window( ) ->draw_drawable( gc_drawingarea, pixmap, 0, 0, 0, 0 ) ;
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}
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