X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0bd62129f6bb6551fe4fbf9432f2448b1348a923..399b60a0ad232265cd74ce8bf6a53a1f2cc57ff2:/src/gtk/dcclient.cpp diff --git a/src/gtk/dcclient.cpp b/src/gtk/dcclient.cpp index 0bf84391ad..666498fa50 100644 --- a/src/gtk/dcclient.cpp +++ b/src/gtk/dcclient.cpp @@ -1,10 +1,10 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: dcclient.cpp +// Name: gtk/dcclient.cpp // Purpose: // Author: Robert Roebling // RCS-ID: $Id$ // Copyright: (c) 1998 Robert Roebling, Markus Holzem, Chris Breeze -// Licence: wxWindows licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ @@ -14,12 +14,22 @@ #include "wx/dcclient.h" #include "wx/dcmemory.h" #include "wx/image.h" +#include "wx/module.h" + #include "wx/gtk/win_gtk.h" #include // for floating-point functions + #include +#include #include +//----------------------------------------------------------------------------- +// local defines +//----------------------------------------------------------------------------- + +#define USE_PAINT_REGION 1 + //----------------------------------------------------------------------------- // local data //----------------------------------------------------------------------------- @@ -35,6 +45,8 @@ static GdkPixmap *hatches[num_hatches]; static GdkPixmap **hatch_bitmap = (GdkPixmap **) NULL; +extern GtkWidget *wxRootWindow; + //----------------------------------------------------------------------------- // constants //----------------------------------------------------------------------------- @@ -94,6 +106,85 @@ void gdk_draw_bitmap (GdkDrawable *drawable, 1 ); } +//----------------------------------------------------------------------------- +// Implement Pool of Graphic contexts. Creating them takes too much time. +//----------------------------------------------------------------------------- + +#define GC_POOL_SIZE 200 + +enum wxPoolGCType +{ + wxGC_ERROR = 0, + wxTEXT_MONO, + wxBG_MONO, + wxPEN_MONO, + wxBRUSH_MONO, + wxTEXT_COLOUR, + wxBG_COLOUR, + wxPEN_COLOUR, + wxBRUSH_COLOUR +}; + +struct wxGC +{ + GdkGC *m_gc; + wxPoolGCType m_type; + bool m_used; +}; + +static wxGC wxGCPool[GC_POOL_SIZE]; + +static void wxInitGCPool() +{ + memset( wxGCPool, 0, GC_POOL_SIZE*sizeof(wxGC) ); +} + +static void wxCleanUpGCPool() +{ + for (int i = 0; i < GC_POOL_SIZE; i++) + { + if (wxGCPool[i].m_gc) + gdk_gc_unref( wxGCPool[i].m_gc ); + } +} + +static GdkGC* wxGetPoolGC( GdkWindow *window, wxPoolGCType type ) +{ + for (int i = 0; i < GC_POOL_SIZE; i++) + { + if (!wxGCPool[i].m_gc) + { + wxGCPool[i].m_gc = gdk_gc_new( window ); + gdk_gc_set_exposures( wxGCPool[i].m_gc, FALSE ); + wxGCPool[i].m_type = type; + wxGCPool[i].m_used = FALSE; + } + if ((!wxGCPool[i].m_used) && (wxGCPool[i].m_type == type)) + { + wxGCPool[i].m_used = TRUE; + return wxGCPool[i].m_gc; + } + } + + wxFAIL_MSG( wxT("No GC available") ); + + return (GdkGC*) NULL; +} + +static void wxFreePoolGC( GdkGC *gc ) +{ + for (int i = 0; i < GC_POOL_SIZE; i++) + { + if (wxGCPool[i].m_gc == gc) + { + wxGCPool[i].m_used = FALSE; + return; + } + } + + wxFAIL_MSG( wxT("Wrong GC") ); +} + //----------------------------------------------------------------------------- // wxWindowDC //----------------------------------------------------------------------------- @@ -108,6 +199,7 @@ wxWindowDC::wxWindowDC() m_bgGC = (GdkGC *) NULL; m_cmap = (GdkColormap *) NULL; m_isMemDC = FALSE; + m_isScreenDC = FALSE; m_owner = (wxWindow *)NULL; } @@ -120,12 +212,22 @@ wxWindowDC::wxWindowDC( wxWindow *window ) m_cmap = (GdkColormap *) NULL; m_owner = (wxWindow *)NULL; m_isMemDC = FALSE; + m_isScreenDC = FALSE; m_font = window->GetFont(); wxASSERT_MSG( window, wxT("DC needs a window") ); GtkWidget *widget = window->m_wxwindow; + // some controls don't have m_wxwindow - like wxStaticBox, but the user + // code should still be able to create wxClientDCs for them, so we will + // use the parent window here then + if ( !widget ) + { + window = window->GetParent(); + widget = window->m_wxwindow; + } + wxASSERT_MSG( widget, wxT("DC needs a widget") ); GtkPizza *pizza = GTK_PIZZA( widget ); @@ -140,10 +242,7 @@ wxWindowDC::wxWindowDC( wxWindow *window ) return; } - if (window->m_wxwindow) - m_cmap = gtk_widget_get_colormap( window->m_wxwindow ); - else - m_cmap = gtk_widget_get_colormap( window->m_widget ); + m_cmap = gtk_widget_get_colormap( widget ? widget : window->m_widget ); SetUpDC(); @@ -162,16 +261,102 @@ wxWindowDC::~wxWindowDC() Destroy(); } +void wxWindowDC::SetUpDC() +{ + m_ok = TRUE; + + wxASSERT_MSG( !m_penGC, wxT("GCs already created") ); + + if (m_isMemDC && (((wxMemoryDC*)this)->m_selected.GetDepth() == 1)) + { + m_penGC = wxGetPoolGC( m_window, wxPEN_MONO ); + m_brushGC = wxGetPoolGC( m_window, wxBRUSH_MONO ); + m_textGC = wxGetPoolGC( m_window, wxTEXT_MONO ); + m_bgGC = wxGetPoolGC( m_window, wxBG_MONO ); + } + else + { + m_penGC = wxGetPoolGC( m_window, wxPEN_COLOUR ); + m_brushGC = wxGetPoolGC( m_window, wxBRUSH_COLOUR ); + m_textGC = wxGetPoolGC( m_window, wxTEXT_COLOUR ); + m_bgGC = wxGetPoolGC( m_window, wxBG_COLOUR ); + } + + /* background colour */ + m_backgroundBrush = *wxWHITE_BRUSH; + m_backgroundBrush.GetColour().CalcPixel( m_cmap ); + GdkColor *bg_col = m_backgroundBrush.GetColour().GetColor(); + + /* m_textGC */ + m_textForegroundColour.CalcPixel( m_cmap ); + gdk_gc_set_foreground( m_textGC, m_textForegroundColour.GetColor() ); + + m_textBackgroundColour.CalcPixel( m_cmap ); + gdk_gc_set_background( m_textGC, m_textBackgroundColour.GetColor() ); + + gdk_gc_set_fill( m_textGC, GDK_SOLID ); + + /* m_penGC */ + m_pen.GetColour().CalcPixel( m_cmap ); + gdk_gc_set_foreground( m_penGC, m_pen.GetColour().GetColor() ); + gdk_gc_set_background( m_penGC, bg_col ); + + gdk_gc_set_line_attributes( m_penGC, 0, GDK_LINE_SOLID, GDK_CAP_NOT_LAST, GDK_JOIN_ROUND ); + + /* m_brushGC */ + m_brush.GetColour().CalcPixel( m_cmap ); + gdk_gc_set_foreground( m_brushGC, m_brush.GetColour().GetColor() ); + gdk_gc_set_background( m_brushGC, bg_col ); + + gdk_gc_set_fill( m_brushGC, GDK_SOLID ); + + /* m_bgGC */ + gdk_gc_set_background( m_bgGC, bg_col ); + gdk_gc_set_foreground( m_bgGC, bg_col ); + + gdk_gc_set_fill( m_bgGC, GDK_SOLID ); + + /* ROPs */ + gdk_gc_set_function( m_textGC, GDK_COPY ); + gdk_gc_set_function( m_brushGC, GDK_COPY ); + gdk_gc_set_function( m_penGC, GDK_COPY ); + + /* clipping */ + gdk_gc_set_clip_rectangle( m_penGC, (GdkRectangle *) NULL ); + gdk_gc_set_clip_rectangle( m_brushGC, (GdkRectangle *) NULL ); + gdk_gc_set_clip_rectangle( m_textGC, (GdkRectangle *) NULL ); + gdk_gc_set_clip_rectangle( m_bgGC, (GdkRectangle *) NULL ); + + if (!hatch_bitmap) + { + hatch_bitmap = hatches; + hatch_bitmap[0] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, bdiag_bits, bdiag_width, bdiag_height ); + hatch_bitmap[1] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, cdiag_bits, cdiag_width, cdiag_height ); + hatch_bitmap[2] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, fdiag_bits, fdiag_width, fdiag_height ); + hatch_bitmap[3] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, cross_bits, cross_width, cross_height ); + hatch_bitmap[4] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, horiz_bits, horiz_width, horiz_height ); + hatch_bitmap[5] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, verti_bits, verti_width, verti_height ); + } +} + void wxWindowDC::DoFloodFill( wxCoord WXUNUSED(x), wxCoord WXUNUSED(y), const wxColour &WXUNUSED(col), int WXUNUSED(style) ) { wxFAIL_MSG( wxT("wxWindowDC::DoFloodFill not implemented") ); } -bool wxWindowDC::DoGetPixel( wxCoord WXUNUSED(x1), wxCoord WXUNUSED(y1), wxColour *WXUNUSED(col) ) const +bool wxWindowDC::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const { - wxFAIL_MSG( wxT("wxWindowDC::DoGetPixel not implemented") ); - return FALSE; + // Generic (and therefore rather inefficient) method. + // Could be improved. + wxMemoryDC memdc; + wxBitmap bitmap(1, 1); + memdc.SelectObject(bitmap); + memdc.Blit(0, 0, 1, 1, (wxDC*) this, x1, y1); + memdc.SelectObject(wxNullBitmap); + wxImage image(bitmap); + col->Set(image.GetRed(0, 0), image.GetGreen(0, 0), image.GetBlue(0, 0)); + return TRUE; } void wxWindowDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 ) @@ -340,27 +525,41 @@ void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], wxCoord xoffset, wxCoor } if (m_window) - { - if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) - gdk_draw_polygon (m_window, m_textGC, TRUE, gdkpoints, n); - else - { - if ((m_brush.GetStyle() != wxTRANSPARENT)) - gdk_draw_polygon (m_window, m_brushGC, TRUE, gdkpoints, n); - } - } - - // To do: Fillstyle - - if ((m_pen.GetStyle() != wxTRANSPARENT) && m_window) { - for (i = 0 ; i < n ; i++) + if (m_brush.GetStyle() != wxTRANSPARENT) + { + if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) + { + gdk_gc_set_ts_origin( m_textGC, + m_deviceOriginX % m_brush.GetStipple()->GetWidth(), + m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); + gdk_draw_polygon( m_window, m_textGC, TRUE, gdkpoints, n ); + gdk_gc_set_ts_origin( m_textGC, 0, 0 ); + } else + if (m_brush.GetStyle() == wxSTIPPLE) + { + gdk_gc_set_ts_origin( m_brushGC, + m_deviceOriginX % m_brush.GetStipple()->GetWidth(), + m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); + gdk_draw_polygon( m_window, m_brushGC, TRUE, gdkpoints, n ); + gdk_gc_set_ts_origin( m_brushGC, 0, 0 ); + } + else + { + gdk_draw_polygon( m_window, m_brushGC, TRUE, gdkpoints, n ); + } + } + + if (m_pen.GetStyle() != wxTRANSPARENT) { - gdk_draw_line( m_window, m_penGC, - gdkpoints[i%n].x, - gdkpoints[i%n].y, - gdkpoints[(i+1)%n].x, - gdkpoints[(i+1)%n].y); + for (i = 0 ; i < n ; i++) + { + gdk_draw_line( m_window, m_penGC, + gdkpoints[i%n].x, + gdkpoints[i%n].y, + gdkpoints[(i+1)%n].x, + gdkpoints[(i+1)%n].y); + } } } @@ -385,19 +584,32 @@ void wxWindowDC::DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord h if (m_window) { - if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) - { - gdk_draw_rectangle( m_window, m_textGC, TRUE, xx, yy, ww, hh ); - gdk_draw_rectangle( m_window, m_penGC, FALSE, xx, yy, ww-1, hh-1 ); - } - else - { - if (m_brush.GetStyle() != wxTRANSPARENT) - gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy, ww, hh ); - - if (m_pen.GetStyle() != wxTRANSPARENT) - gdk_draw_rectangle( m_window, m_penGC, FALSE, xx, yy, ww-1, hh-1 ); - } + if (m_brush.GetStyle() != wxTRANSPARENT) + { + if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) + { + gdk_gc_set_ts_origin( m_textGC, + m_deviceOriginX % m_brush.GetStipple()->GetWidth(), + m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); + gdk_draw_rectangle( m_window, m_textGC, TRUE, xx, yy, ww, hh ); + gdk_gc_set_ts_origin( m_textGC, 0, 0 ); + } + else if (m_brush.GetStyle() == wxSTIPPLE) + { + gdk_gc_set_ts_origin( m_brushGC, + m_deviceOriginX % m_brush.GetStipple()->GetWidth(), + m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); + gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy, ww, hh ); + gdk_gc_set_ts_origin( m_brushGC, 0, 0 ); + } + else + { + gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy, ww, hh ); + } + } + + if (m_pen.GetStyle() != wxTRANSPARENT) + gdk_draw_rectangle( m_window, m_penGC, FALSE, xx, yy, ww-1, hh-1 ); } CalcBoundingBox( x, y ); @@ -450,12 +662,41 @@ void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wx if (m_brush.GetStyle() != wxTRANSPARENT) { - gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx+rr, yy, ww-dd+1, hh ); - gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy+rr, ww, hh-dd+1 ); - gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, dd, dd, 90*64, 90*64 ); - gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy, dd, dd, 0, 90*64 ); - gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 ); - gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy+hh-dd, dd, dd, 180*64, 90*64 ); + if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) + { + gdk_gc_set_ts_origin( m_textGC, + m_deviceOriginX % m_brush.GetStipple()->GetWidth(), + m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); + gdk_draw_rectangle( m_window, m_textGC, TRUE, xx+rr, yy, ww-dd+1, hh ); + gdk_draw_rectangle( m_window, m_textGC, TRUE, xx, yy+rr, ww, hh-dd+1 ); + gdk_draw_arc( m_window, m_textGC, TRUE, xx, yy, dd, dd, 90*64, 90*64 ); + gdk_draw_arc( m_window, m_textGC, TRUE, xx+ww-dd, yy, dd, dd, 0, 90*64 ); + gdk_draw_arc( m_window, m_textGC, TRUE, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 ); + gdk_draw_arc( m_window, m_textGC, TRUE, xx, yy+hh-dd, dd, dd, 180*64, 90*64 ); + gdk_gc_set_ts_origin( m_textGC, 0, 0 ); + } + else if (m_brush.GetStyle() == wxSTIPPLE) + { + gdk_gc_set_ts_origin( m_brushGC, + m_deviceOriginX % m_brush.GetStipple()->GetWidth(), + m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); + gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx+rr, yy, ww-dd+1, hh ); + gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy+rr, ww, hh-dd+1 ); + gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, dd, dd, 90*64, 90*64 ); + gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy, dd, dd, 0, 90*64 ); + gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 ); + gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy+hh-dd, dd, dd, 180*64, 90*64 ); + gdk_gc_set_ts_origin( m_brushGC, 0, 0 ); + } + else + { + gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx+rr, yy, ww-dd+1, hh ); + gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy+rr, ww, hh-dd+1 ); + gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, dd, dd, 90*64, 90*64 ); + gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy, dd, dd, 0, 90*64 ); + gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 ); + gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy+hh-dd, dd, dd, 180*64, 90*64 ); + } } if (m_pen.GetStyle() != wxTRANSPARENT) @@ -492,7 +733,28 @@ void wxWindowDC::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord hei if (m_window) { if (m_brush.GetStyle() != wxTRANSPARENT) - gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, 0, 360*64 ); + { + if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) + { + gdk_gc_set_ts_origin( m_textGC, + m_deviceOriginX % m_brush.GetStipple()->GetWidth(), + m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); + gdk_draw_arc( m_window, m_textGC, TRUE, xx, yy, ww, hh, 0, 360*64 ); + gdk_gc_set_ts_origin( m_textGC, 0, 0 ); + } + else if (m_brush.GetStyle() == wxSTIPPLE) + { + gdk_gc_set_ts_origin( m_brushGC, + m_deviceOriginX % m_brush.GetStipple()->GetWidth(), + m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); + gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, 0, 360*64 ); + gdk_gc_set_ts_origin( m_brushGC, 0, 0 ); + } + else + { + gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, 0, 360*64 ); + } + } if (m_pen.GetStyle() != wxTRANSPARENT) gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy, ww, hh, 0, 360*64 ); @@ -519,7 +781,6 @@ void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap, bool is_mono = (bitmap.GetBitmap() != NULL); /* scale/translate size and position */ - int xx = XLOG2DEV(x); int yy = YLOG2DEV(y); @@ -534,10 +795,17 @@ void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap, int ww = XLOG2DEVREL(w); int hh = YLOG2DEVREL(h); - /* scale bitmap if required */ + /* compare to current clipping region */ + if (!m_currentClippingRegion.IsNull()) + { + wxRegion tmp( xx,yy,ww,hh ); + tmp.Intersect( m_currentClippingRegion ); + if (tmp.IsEmpty()) + return; + } + /* scale bitmap if required */ wxBitmap use_bitmap; - if ((w != ww) || (h != hh)) { wxImage image( bitmap ); @@ -553,23 +821,51 @@ void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap, } /* apply mask if any */ - GdkBitmap *mask = (GdkBitmap *) NULL; if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap(); - if (useMask && mask) - { - if (is_mono) - { - gdk_gc_set_clip_mask( m_textGC, mask ); - gdk_gc_set_clip_origin( m_textGC, xx, yy ); - } - else + if (useMask && mask) { - gdk_gc_set_clip_mask( m_penGC, mask ); - gdk_gc_set_clip_origin( m_penGC, xx, yy ); + GdkBitmap *new_mask = (GdkBitmap*) NULL; + if (!m_currentClippingRegion.IsNull()) + { + GdkColor col; + new_mask = gdk_pixmap_new( wxRootWindow->window, ww, hh, 1 ); + GdkGC *gc = gdk_gc_new( new_mask ); + col.pixel = 0; + gdk_gc_set_foreground( gc, &col ); + gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, ww, hh ); + col.pixel = 0; + gdk_gc_set_background( gc, &col ); + col.pixel = 1; + gdk_gc_set_foreground( gc, &col ); + gdk_gc_set_clip_region( gc, m_currentClippingRegion.GetRegion() ); + gdk_gc_set_clip_origin( gc, -xx, -yy ); + gdk_gc_set_fill( gc, GDK_OPAQUE_STIPPLED ); + gdk_gc_set_stipple( gc, mask ); + gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, ww, hh ); + gdk_gc_unref( gc ); + } + + if (is_mono) + { + if (new_mask) + gdk_gc_set_clip_mask( m_textGC, new_mask ); + else + gdk_gc_set_clip_mask( m_textGC, mask ); + gdk_gc_set_clip_origin( m_textGC, xx, yy ); + } + else + { + if (new_mask) + gdk_gc_set_clip_mask( m_penGC, new_mask ); + else + gdk_gc_set_clip_mask( m_penGC, mask ); + gdk_gc_set_clip_origin( m_penGC, xx, yy ); + } + if (new_mask) + gdk_bitmap_unref( new_mask ); } - } /* Draw XPixmap or XBitmap, depending on what the wxBitmap contains. For drawing a mono-bitmap (XBitmap) we use the current text GC */ @@ -577,20 +873,23 @@ void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap, gdk_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), 0, 0, xx, yy, -1, -1 ); else gdk_draw_pixmap( m_window, m_penGC, use_bitmap.GetPixmap(), 0, 0, xx, yy, -1, -1 ); - - /* remove mask again if any */ + /* remove mask again if any */ if (useMask && mask) { if (is_mono) { gdk_gc_set_clip_mask( m_textGC, (GdkBitmap *) NULL ); gdk_gc_set_clip_origin( m_textGC, 0, 0 ); + if (!m_currentClippingRegion.IsNull()) + gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() ); } else { gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL ); gdk_gc_set_clip_origin( m_penGC, 0, 0 ); + if (!m_currentClippingRegion.IsNull()) + gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() ); } } } @@ -660,13 +959,28 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord he CalcBoundingBox( xdest, ydest ); CalcBoundingBox( xdest + width, ydest + height ); + /* scale/translate size and position */ + wxCoord xx = XLOG2DEV(xdest); + wxCoord yy = YLOG2DEV(ydest); + + wxCoord ww = XLOG2DEVREL(width); + wxCoord hh = YLOG2DEVREL(height); + + /* compare to current clipping region */ + if (!m_currentClippingRegion.IsNull()) + { + wxRegion tmp( xx,yy,ww,hh ); + tmp.Intersect( m_currentClippingRegion ); + if (tmp.IsEmpty()) + return TRUE; + } + int old_logical_func = m_logicalFunction; SetLogicalFunction( logical_func ); if (use_bitmap_method) { /* scale/translate bitmap size */ - wxCoord bm_width = memDC->m_selected.GetWidth(); wxCoord bm_height = memDC->m_selected.GetHeight(); @@ -674,7 +988,6 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord he wxCoord bm_hh = YLOG2DEVREL( bm_height ); /* scale bitmap if required */ - wxBitmap use_bitmap; if ((bm_width != bm_ww) || (bm_height != bm_hh)) @@ -692,66 +1005,82 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord he use_bitmap = memDC->m_selected; } - /* scale/translate size and position */ - - wxCoord xx = XLOG2DEV(xdest); - wxCoord yy = YLOG2DEV(ydest); - - wxCoord ww = XLOG2DEVREL(width); - wxCoord hh = YLOG2DEVREL(height); - /* apply mask if any */ - GdkBitmap *mask = (GdkBitmap *) NULL; if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap(); if (useMask && mask) { + GdkBitmap *new_mask = (GdkBitmap*) NULL; + if (!m_currentClippingRegion.IsNull()) + { + GdkColor col; + new_mask = gdk_pixmap_new( wxRootWindow->window, bm_ww, bm_hh, 1 ); + GdkGC *gc = gdk_gc_new( new_mask ); + col.pixel = 0; + gdk_gc_set_foreground( gc, &col ); + gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, bm_ww, bm_hh ); + col.pixel = 0; + gdk_gc_set_background( gc, &col ); + col.pixel = 1; + gdk_gc_set_foreground( gc, &col ); + gdk_gc_set_clip_region( gc, m_currentClippingRegion.GetRegion() ); + gdk_gc_set_clip_origin( gc, -xx, -yy ); + gdk_gc_set_fill( gc, GDK_OPAQUE_STIPPLED ); + gdk_gc_set_stipple( gc, mask ); + gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, bm_ww, bm_hh ); + gdk_gc_unref( gc ); + } + if (is_mono) { - gdk_gc_set_clip_mask( m_textGC, mask ); + if (new_mask) + gdk_gc_set_clip_mask( m_textGC, new_mask ); + else + gdk_gc_set_clip_mask( m_textGC, mask ); gdk_gc_set_clip_origin( m_textGC, xx, yy ); } else { - gdk_gc_set_clip_mask( m_penGC, mask ); + if (new_mask) + gdk_gc_set_clip_mask( m_penGC, new_mask ); + else + gdk_gc_set_clip_mask( m_penGC, mask ); gdk_gc_set_clip_origin( m_penGC, xx, yy ); } + if (new_mask) + gdk_bitmap_unref( new_mask ); } /* Draw XPixmap or XBitmap, depending on what the wxBitmap contains. For drawing a mono-bitmap (XBitmap) we use the current text GC */ + if (is_mono) gdk_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), xsrc, ysrc, xx, yy, ww, hh ); else gdk_draw_pixmap( m_window, m_penGC, use_bitmap.GetPixmap(), xsrc, ysrc, xx, yy, ww, hh ); /* remove mask again if any */ - if (useMask && mask) { if (is_mono) { gdk_gc_set_clip_mask( m_textGC, (GdkBitmap *) NULL ); gdk_gc_set_clip_origin( m_textGC, 0, 0 ); + if (!m_currentClippingRegion.IsNull()) + gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() ); } else { gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL ); gdk_gc_set_clip_origin( m_penGC, 0, 0 ); + if (!m_currentClippingRegion.IsNull()) + gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() ); } } } else /* use_bitmap_method */ { - /* scale/translate size and position */ - - wxCoord xx = XLOG2DEV(xdest); - wxCoord yy = YLOG2DEV(ydest); - - wxCoord ww = XLOG2DEVREL(width); - wxCoord hh = YLOG2DEVREL(height); - if ((width != ww) || (height != hh)) { /* draw source window into a bitmap as we cannot scale @@ -768,31 +1097,35 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord he for a different implementation of the same problem. */ wxBitmap bitmap( width, height ); + + /* copy including child window contents */ + gdk_gc_set_subwindow( m_penGC, GDK_INCLUDE_INFERIORS ); gdk_window_copy_area( bitmap.GetPixmap(), m_penGC, 0, 0, srcDC->GetWindow(), xsrc, ysrc, width, height ); + gdk_gc_set_subwindow( m_penGC, GDK_CLIP_BY_CHILDREN ); /* scale image */ - wxImage image( bitmap ); image = image.Scale( ww, hh ); /* convert to bitmap */ - bitmap = image.ConvertToBitmap(); /* draw scaled bitmap */ - gdk_draw_pixmap( m_window, m_penGC, bitmap.GetPixmap(), 0, 0, xx, yy, -1, -1 ); } else { - /* no scaling and not a memory dc with a mask either */ + /* No scaling and not a memory dc with a mask either */ + /* copy including child window contents */ + gdk_gc_set_subwindow( m_penGC, GDK_INCLUDE_INFERIORS ); gdk_window_copy_area( m_window, m_penGC, xx, yy, srcDC->GetWindow(), xsrc, ysrc, width, height ); + gdk_gc_set_subwindow( m_penGC, GDK_CLIP_BY_CHILDREN ); } } @@ -887,7 +1220,7 @@ void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, double x3 = x4 + x2, y3 = y4 + y2; - // calc max and min + // calc max and min wxCoord maxX = (wxCoord)(dmax(x2, dmax(x3, x4)) + 0.5), maxY = (wxCoord)(dmax(y2, dmax(y3, y4)) + 0.5), minX = (wxCoord)(dmin(x2, dmin(x3, x4)) - 0.5), @@ -898,7 +1231,7 @@ void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, GdkColor *colText = m_textForegroundColour.GetColor(), *colBack = m_textBackgroundColour.GetColor(); - + bool textColSet = TRUE; unsigned char *data = image.GetData(); @@ -1048,15 +1381,15 @@ void wxWindowDC::SetPen( const wxPen &pen ) width = (int)w; } - static const char dotted[] = {1, 1}; - static const char short_dashed[] = {2, 2}; - static const char wxCoord_dashed[] = {2, 4}; - static const char dotted_dashed[] = {3, 3, 1, 3}; + static const wxGTKDash dotted[] = {1, 1}; + static const wxGTKDash short_dashed[] = {2, 2}; + static const wxGTKDash wxCoord_dashed[] = {2, 4}; + static const wxGTKDash dotted_dashed[] = {3, 3, 1, 3}; // We express dash pattern in pen width unit, so we are // independent of zoom factor and so on... int req_nb_dash; - const char *req_dash; + const wxGTKDash *req_dash; GdkLineStyle lineStyle = GDK_LINE_SOLID; switch (m_pen.GetStyle()) @@ -1065,7 +1398,7 @@ void wxWindowDC::SetPen( const wxPen &pen ) { lineStyle = GDK_LINE_ON_OFF_DASH; req_nb_dash = m_pen.GetDashCount(); - req_dash = m_pen.GetDash(); + req_dash = (wxGTKDash*)m_pen.GetDash(); break; } case wxDOT: @@ -1099,22 +1432,22 @@ void wxWindowDC::SetPen( const wxPen &pen ) } case wxTRANSPARENT: - case wxSTIPPLE_MASK_OPAQUE: + case wxSTIPPLE_MASK_OPAQUE: case wxSTIPPLE: case wxSOLID: default: { lineStyle = GDK_LINE_SOLID; - req_dash = (wxDash*)NULL; + req_dash = (wxGTKDash*)NULL; req_nb_dash = 0; break; } } -#if (GTK_MINOR_VERSION > 0) +#if (GTK_MINOR_VERSION > 0) || (GTK_MAJOR_VERSION > 1) if (req_dash && req_nb_dash) { - char *real_req_dash = new char[req_nb_dash]; + wxGTKDash *real_req_dash = new wxGTKDash[req_nb_dash]; if (real_req_dash) { for (int i = 0; i < req_nb_dash; i++) @@ -1125,7 +1458,7 @@ void wxWindowDC::SetPen( const wxPen &pen ) else { // No Memory. We use non-scaled dash pattern... - gdk_gc_set_dashes( m_penGC, 0, (char*)req_dash, req_nb_dash ); + gdk_gc_set_dashes( m_penGC, 0, (wxGTKDash*)req_dash, req_nb_dash ); } } #endif @@ -1137,7 +1470,7 @@ void wxWindowDC::SetPen( const wxPen &pen ) case wxCAP_BUTT: { capStyle = GDK_CAP_BUTT; break; } case wxCAP_ROUND: default: - { + { if (width <= 1) { width = 0; @@ -1147,7 +1480,7 @@ void wxWindowDC::SetPen( const wxPen &pen ) { capStyle = GDK_CAP_ROUND; } - break; + break; } } @@ -1199,8 +1532,8 @@ void wxWindowDC::SetBrush( const wxBrush &brush ) if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) { - gdk_gc_set_fill( m_textGC, GDK_OPAQUE_STIPPLED); - gdk_gc_set_stipple( m_textGC, m_brush.GetStipple()->GetMask()->GetBitmap() ); + gdk_gc_set_fill( m_textGC, GDK_OPAQUE_STIPPLED); + gdk_gc_set_stipple( m_textGC, m_brush.GetStipple()->GetMask()->GetBitmap() ); } if (IS_HATCH(m_brush.GetStyle())) @@ -1260,7 +1593,12 @@ void wxWindowDC::SetLogicalFunction( int function ) { wxCHECK_RET( Ok(), wxT("invalid window dc") ); - if (m_logicalFunction == function) return; + if (m_logicalFunction == function) + return; + + // VZ: shouldn't this be a CHECK? + if (!m_window) + return; GdkFunction mode = GDK_COPY; switch (function) @@ -1281,7 +1619,7 @@ void wxWindowDC::SetLogicalFunction( int function ) case wxCOPY: mode = GDK_COPY; break; case wxNO_OP: mode = GDK_NOOP; break; case wxSRC_INVERT: mode = GDK_COPY_INVERT; break; - + // unsupported by GTK case wxNOR: mode = GDK_COPY; break; #endif @@ -1294,10 +1632,12 @@ void wxWindowDC::SetLogicalFunction( int function ) m_logicalFunction = function; - if (!m_window) return; - gdk_gc_set_function( m_penGC, mode ); gdk_gc_set_function( m_brushGC, mode ); + + // to stay compatible with wxMSW, we don't apply ROPs to the text + // operations (i.e. DrawText/DrawRotatedText). + // True, but mono-bitmaps use the m_textGC and they use ROPs as well. gdk_gc_set_function( m_textGC, mode ); } @@ -1358,19 +1698,32 @@ void wxWindowDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoo { wxCHECK_RET( Ok(), wxT("invalid window dc") ); - wxDC::DoSetClippingRegion( x, y, width, height ); - if (!m_window) return; - GdkRectangle rect; + wxRect rect; rect.x = XLOG2DEV(x); rect.y = YLOG2DEV(y); rect.width = XLOG2DEVREL(width); rect.height = YLOG2DEVREL(height); - gdk_gc_set_clip_rectangle( m_penGC, &rect ); - gdk_gc_set_clip_rectangle( m_brushGC, &rect ); - gdk_gc_set_clip_rectangle( m_textGC, &rect ); - gdk_gc_set_clip_rectangle( m_bgGC, &rect ); + + if (!m_currentClippingRegion.IsNull()) + m_currentClippingRegion.Intersect( rect ); + else + m_currentClippingRegion.Union( rect ); + +#if USE_PAINT_REGION + if (!m_paintClippingRegion.IsNull()) + m_currentClippingRegion.Intersect( m_paintClippingRegion ); +#endif + + wxCoord xx, yy, ww, hh; + m_currentClippingRegion.GetBox( xx, yy, ww, hh ); + wxDC::DoSetClippingRegion( xx, yy, ww, hh ); + + gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() ); + gdk_gc_set_clip_region( m_brushGC, m_currentClippingRegion.GetRegion() ); + gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() ); + gdk_gc_set_clip_region( m_bgGC, m_currentClippingRegion.GetRegion() ); } void wxWindowDC::DoSetClippingRegionAsRegion( const wxRegion ®ion ) @@ -1383,17 +1736,26 @@ void wxWindowDC::DoSetClippingRegionAsRegion( const wxRegion ®ion ) return; } - wxCoord x,y,w,h; - region.GetBox( x, y, w, h ); - - wxDC::DoSetClippingRegion( x, y, w, h ); - if (!m_window) return; - gdk_gc_set_clip_region( m_penGC, region.GetRegion() ); - gdk_gc_set_clip_region( m_brushGC, region.GetRegion() ); - gdk_gc_set_clip_region( m_textGC, region.GetRegion() ); - gdk_gc_set_clip_region( m_bgGC, region.GetRegion() ); + if (!m_currentClippingRegion.IsNull()) + m_currentClippingRegion.Intersect( region ); + else + m_currentClippingRegion.Union( region ); + +#if USE_PAINT_REGION + if (!m_paintClippingRegion.IsNull()) + m_currentClippingRegion.Intersect( m_paintClippingRegion ); +#endif + + wxCoord xx, yy, ww, hh; + m_currentClippingRegion.GetBox( xx, yy, ww, hh ); + wxDC::DoSetClippingRegion( xx, yy, ww, hh ); + + gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() ); + gdk_gc_set_clip_region( m_brushGC, m_currentClippingRegion.GetRegion() ); + gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() ); + gdk_gc_set_clip_region( m_bgGC, m_currentClippingRegion.GetRegion() ); } void wxWindowDC::DestroyClippingRegion() @@ -1402,74 +1764,40 @@ void wxWindowDC::DestroyClippingRegion() wxDC::DestroyClippingRegion(); - if (!m_window) return; + m_currentClippingRegion.Clear(); - gdk_gc_set_clip_rectangle( m_penGC, (GdkRectangle *) NULL ); - gdk_gc_set_clip_rectangle( m_brushGC, (GdkRectangle *) NULL ); - gdk_gc_set_clip_rectangle( m_textGC, (GdkRectangle *) NULL ); - gdk_gc_set_clip_rectangle( m_bgGC, (GdkRectangle *) NULL ); -} +#if USE_PAINT_REGION + if (!m_paintClippingRegion.IsEmpty()) + m_currentClippingRegion.Union( m_paintClippingRegion ); +#endif -void wxWindowDC::SetUpDC() -{ - Destroy(); - m_ok = TRUE; - m_logicalFunction = wxCOPY; - m_penGC = gdk_gc_new( m_window ); - m_brushGC = gdk_gc_new( m_window ); - m_textGC = gdk_gc_new( m_window ); - m_bgGC = gdk_gc_new( m_window ); - - wxColour tmp_col( m_textForegroundColour ); - m_textForegroundColour = wxNullColour; - SetTextForeground( tmp_col ); - tmp_col = m_textBackgroundColour; - m_textBackgroundColour = wxNullColour; - SetTextBackground( tmp_col ); - - wxPen tmp_pen( m_pen ); - m_pen = wxNullPen; - SetPen( tmp_pen ); - - wxFont tmp_font( m_font ); - m_font = wxNullFont; - SetFont( tmp_font ); - - wxBrush tmp_brush( m_brush ); - m_brush = wxNullBrush; - SetBrush( tmp_brush ); - -/* - tmp_brush = m_backgroundBrush; - m_backgroundBrush = wxNullBrush; - SetBackground( tmp_brush ); -*/ - tmp_brush = m_backgroundBrush; - m_backgroundBrush = wxNullBrush; - SetBackground( *wxWHITE_BRUSH ); - m_backgroundBrush = tmp_brush; + if (!m_window) return; - if (!hatch_bitmap) + if (m_currentClippingRegion.IsEmpty()) { - hatch_bitmap = hatches; - hatch_bitmap[0] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, bdiag_bits, bdiag_width, bdiag_height ); - hatch_bitmap[1] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, cdiag_bits, cdiag_width, cdiag_height ); - hatch_bitmap[2] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, fdiag_bits, fdiag_width, fdiag_height ); - hatch_bitmap[3] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, cross_bits, cross_width, cross_height ); - hatch_bitmap[4] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, horiz_bits, horiz_width, horiz_height ); - hatch_bitmap[5] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, verti_bits, verti_width, verti_height ); + gdk_gc_set_clip_rectangle( m_penGC, (GdkRectangle *) NULL ); + gdk_gc_set_clip_rectangle( m_brushGC, (GdkRectangle *) NULL ); + gdk_gc_set_clip_rectangle( m_textGC, (GdkRectangle *) NULL ); + gdk_gc_set_clip_rectangle( m_bgGC, (GdkRectangle *) NULL ); + } + else + { + gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() ); + gdk_gc_set_clip_region( m_brushGC, m_currentClippingRegion.GetRegion() ); + gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() ); + gdk_gc_set_clip_region( m_bgGC, m_currentClippingRegion.GetRegion() ); } } void wxWindowDC::Destroy() { - if (m_penGC) gdk_gc_unref( m_penGC ); + if (m_penGC) wxFreePoolGC( m_penGC ); m_penGC = (GdkGC*) NULL; - if (m_brushGC) gdk_gc_unref( m_brushGC ); + if (m_brushGC) wxFreePoolGC( m_brushGC ); m_brushGC = (GdkGC*) NULL; - if (m_textGC) gdk_gc_unref( m_textGC ); + if (m_textGC) wxFreePoolGC( m_textGC ); m_textGC = (GdkGC*) NULL; - if (m_bgGC) gdk_gc_unref( m_bgGC ); + if (m_bgGC) wxFreePoolGC( m_bgGC ); m_bgGC = (GdkGC*) NULL; } @@ -1690,6 +2018,22 @@ wxPaintDC::wxPaintDC() wxPaintDC::wxPaintDC( wxWindow *win ) : wxWindowDC( win ) { +#if USE_PAINT_REGION + if (!win->m_clipPaintRegion) + return; + + m_paintClippingRegion = win->GetUpdateRegion(); + GdkRegion *region = m_paintClippingRegion.GetRegion(); + if ( region ) + { + m_currentClippingRegion.Union( m_paintClippingRegion ); + + gdk_gc_set_clip_region( m_penGC, region ); + gdk_gc_set_clip_region( m_brushGC, region ); + gdk_gc_set_clip_region( m_textGC, region ); + gdk_gc_set_clip_region( m_bgGC, region ); + } +#endif } //----------------------------------------------------------------------------- @@ -1708,3 +2052,29 @@ wxClientDC::wxClientDC( wxWindow *win ) { } +// ---------------------------------------------------------------------------- +// wxDCModule +// ---------------------------------------------------------------------------- + +class wxDCModule : public wxModule +{ +public: + bool OnInit(); + void OnExit(); + +private: + DECLARE_DYNAMIC_CLASS(wxDCModule) +}; + +IMPLEMENT_DYNAMIC_CLASS(wxDCModule, wxModule) + +bool wxDCModule::OnInit() +{ + wxInitGCPool(); + return TRUE; +} + +void wxDCModule::OnExit() +{ + wxCleanUpGCPool(); +}