/////////////////////////////////////////////////////////////////////////////
-// 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__
#include "wx/dcclient.h"
#include "wx/dcmemory.h"
#include "wx/image.h"
+#include "wx/module.h"
+
#include "wx/gtk/win_gtk.h"
#include <math.h> // for floating-point functions
+
#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
#include <gtk/gtk.h>
+//-----------------------------------------------------------------------------
+// local defines
+//-----------------------------------------------------------------------------
+
+#define USE_PAINT_REGION 1
+
//-----------------------------------------------------------------------------
// local data
//-----------------------------------------------------------------------------
static GdkPixmap *hatches[num_hatches];
static GdkPixmap **hatch_bitmap = (GdkPixmap **) NULL;
+extern GtkWidget *wxRootWindow;
+
//-----------------------------------------------------------------------------
// constants
//-----------------------------------------------------------------------------
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
//-----------------------------------------------------------------------------
m_bgGC = (GdkGC *) NULL;
m_cmap = (GdkColormap *) NULL;
m_isMemDC = FALSE;
+ m_isScreenDC = FALSE;
m_owner = (wxWindow *)NULL;
}
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 );
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();
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 )
}
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);
+ }
}
}
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 );
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)
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 );
bool is_mono = (bitmap.GetBitmap() != NULL);
/* scale/translate size and position */
-
int xx = XLOG2DEV(x);
int yy = YLOG2DEV(y);
int ww = XLOG2DEVREL(w);
int hh = YLOG2DEVREL(h);
+ /* 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 );
}
/* 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 */
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() );
}
}
}
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();
wxCoord bm_hh = YLOG2DEVREL( bm_height );
/* scale bitmap if required */
-
wxBitmap use_bitmap;
if ((bm_width != bm_ww) || (bm_height != bm_hh))
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
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 );
}
}
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),
GdkColor *colText = m_textForegroundColour.GetColor(),
*colBack = m_textBackgroundColour.GetColor();
-
+
bool textColSet = TRUE;
unsigned char *data = image.GetData();
}
case wxTRANSPARENT:
- case wxSTIPPLE_MASK_OPAQUE:
+ case wxSTIPPLE_MASK_OPAQUE:
case wxSTIPPLE:
case wxSOLID:
default:
{
for (int i = 0; i < req_nb_dash; i++)
real_req_dash[i] = req_dash[i] * width;
- gdk_gc_set_dashes( m_penGC, 0, real_req_dash, req_nb_dash );
+ gdk_gc_set_dashes( m_penGC, 0, (gint8*) real_req_dash,
+ req_nb_dash );
delete[] real_req_dash;
}
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, (gint8*)req_dash, req_nb_dash );
}
}
#endif
case wxCAP_BUTT: { capStyle = GDK_CAP_BUTT; break; }
case wxCAP_ROUND:
default:
- {
+ {
if (width <= 1)
{
width = 0;
{
capStyle = GDK_CAP_ROUND;
}
- break;
+ break;
}
}
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()))
{
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)
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;
-
- // these are actually ternary ROPs
- case wxSRC_AND: mode = GDK_AND; break;
- case wxSRC_OR: mode = GDK_OR; break;
#endif
default:
{
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 );
}
{
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 )
}
if (!m_window) return;
+
+ 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, 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() );
+ 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()
wxDC::DestroyClippingRegion();
- if (!m_window) return;
-
- 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 );
-}
+ m_currentClippingRegion.Clear();
+
+#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;
}
wxPaintDC::wxPaintDC( wxWindow *win )
: wxWindowDC( win )
{
+#if USE_PAINT_REGION
+ m_paintClippingRegion = win->GetUpdateRegion();
+ m_currentClippingRegion.Union( m_paintClippingRegion );
+
+ gdk_gc_set_clip_region( m_penGC, m_paintClippingRegion.GetRegion() );
+ gdk_gc_set_clip_region( m_brushGC, m_paintClippingRegion.GetRegion() );
+ gdk_gc_set_clip_region( m_textGC, m_paintClippingRegion.GetRegion() );
+ gdk_gc_set_clip_region( m_bgGC, m_paintClippingRegion.GetRegion() );
+#endif
}
//-----------------------------------------------------------------------------
{
}
+// ----------------------------------------------------------------------------
+// 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();
+}
projects / wxWidgets.git / blobdiff