/////////////////////////////////////////////////////////////////////////////
-// Name: gtk/dcclient.cpp
+// Name: src/gtk/dcclient.cpp
// Purpose:
// Author: Robert Roebling
// RCS-ID: $Id$
-// Copyright: (c) 1998 Robert Roebling, Markus Holzem, Chris Breeze
+// Copyright: (c) 1998 Robert Roebling, Chris Breeze
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "dcclient.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
#ifdef __VMS
#define XCopyPlane XCOPYPLANE
#endif
-#include "wx/dcclient.h"
-#include "wx/dcmemory.h"
-#include "wx/image.h"
-#include "wx/module.h"
-#include "wx/log.h"
-#include "wx/fontutil.h"
+#include "wx/gtk/dcclient.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/window.h"
+ #include "wx/log.h"
+ #include "wx/dcmemory.h"
+ #include "wx/math.h"
+ #include "wx/image.h"
+ #include "wx/module.h"
+#endif
-#include "wx/gtk/win_gtk.h"
+#include "wx/fontutil.h"
-#include <math.h> // for floating-point functions
+#include "wx/gtk/private.h"
-#include <gdk/gdk.h>
#include <gdk/gdkx.h>
-#include <gdk/gdkprivate.h>
-#include <gtk/gtk.h>
//-----------------------------------------------------------------------------
// local defines
//-----------------------------------------------------------------------------
+#define XLOG2DEV(x) LogicalToDeviceX(x)
+#define XLOG2DEVREL(x) LogicalToDeviceXRel(x)
+#define YLOG2DEV(y) LogicalToDeviceY(y)
+#define YLOG2DEVREL(y) LogicalToDeviceYRel(y)
+
#define USE_PAINT_REGION 1
//-----------------------------------------------------------------------------
#include "horiz.xbm"
#include "verti.xbm"
#include "cross.xbm"
-#define num_hatches 6
-
-#define IS_15_PIX_HATCH(s) ((s)==wxCROSSDIAG_HATCH || (s)==wxHORIZONTAL_HATCH || (s)==wxVERTICAL_HATCH)
-#define IS_16_PIX_HATCH(s) ((s)!=wxCROSSDIAG_HATCH && (s)!=wxHORIZONTAL_HATCH && (s)!=wxVERTICAL_HATCH)
-
-static GdkPixmap *hatches[num_hatches];
-static GdkPixmap **hatch_bitmap = (GdkPixmap **) NULL;
+static GdkPixmap* hatches[wxLAST_HATCH - wxFIRST_HATCH + 1];
extern GtkWidget *wxGetRootWindow();
// constants
//-----------------------------------------------------------------------------
-const double RAD2DEG = 180.0 / M_PI;
+static const double RAD2DEG = 180.0 / M_PI;
// ----------------------------------------------------------------------------
// private functions
static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
+static GdkPixmap* GetHatch(int style)
+{
+ wxASSERT(style >= wxFIRST_HATCH && style <= wxLAST_HATCH);
+ const int i = style - wxFIRST_HATCH;
+ if (hatches[i] == NULL)
+ {
+ switch (style)
+ {
+ case wxBDIAGONAL_HATCH:
+ hatches[i] = gdk_bitmap_create_from_data(NULL, bdiag_bits, bdiag_width, bdiag_height);
+ break;
+ case wxCROSSDIAG_HATCH:
+ hatches[i] = gdk_bitmap_create_from_data(NULL, cdiag_bits, cdiag_width, cdiag_height);
+ break;
+ case wxCROSS_HATCH:
+ hatches[i] = gdk_bitmap_create_from_data(NULL, cross_bits, cross_width, cross_height);
+ break;
+ case wxFDIAGONAL_HATCH:
+ hatches[i] = gdk_bitmap_create_from_data(NULL, fdiag_bits, fdiag_width, fdiag_height);
+ break;
+ case wxHORIZONTAL_HATCH:
+ hatches[i] = gdk_bitmap_create_from_data(NULL, horiz_bits, horiz_width, horiz_height);
+ break;
+ case wxVERTICAL_HATCH:
+ hatches[i] = gdk_bitmap_create_from_data(NULL, verti_bits, verti_width, verti_height);
+ break;
+ }
+ }
+ return hatches[i];
+}
+
//-----------------------------------------------------------------------------
// temporary implementation of the missing GDK function
//-----------------------------------------------------------------------------
-#include "gdk/gdkprivate.h"
-
+static
void gdk_wx_draw_bitmap(GdkDrawable *drawable,
GdkGC *gc,
GdkDrawable *src,
gint xsrc,
- gint ysrc,
- gint xdest,
- gint ydest,
- gint width,
- gint height)
+ gint ysrc)
{
- gint src_width, src_height;
-#ifndef __WXGTK20__
- GdkWindowPrivate *drawable_private;
- GdkWindowPrivate *src_private;
- GdkGCPrivate *gc_private;
-#endif
-
- g_return_if_fail (drawable != NULL);
- g_return_if_fail (src != NULL);
- g_return_if_fail (gc != NULL);
-
-#ifdef __WXGTK20__
- if (GDK_WINDOW_DESTROYED(drawable) || GDK_WINDOW_DESTROYED(src))
- return;
+ wxCHECK_RET( drawable, _T("NULL drawable in gdk_wx_draw_bitmap") );
+ wxCHECK_RET( src, _T("NULL src in gdk_wx_draw_bitmap") );
+ wxCHECK_RET( gc, _T("NULL gc in gdk_wx_draw_bitmap") );
+ gint src_width, src_height;
gdk_drawable_get_size(src, &src_width, &src_height);
-#else
- drawable_private = (GdkWindowPrivate*) drawable;
- src_private = (GdkWindowPrivate*) src;
- if (drawable_private->destroyed || src_private->destroyed)
- return;
- src_width = src_private->width;
- src_height = src_private->height;
-
- gc_private = (GdkGCPrivate*) gc;
-#endif
-
- if (width == -1) width = src_width;
- if (height == -1) height = src_height;
-
-#ifdef __WXGTK20__
XCopyPlane( GDK_WINDOW_XDISPLAY(drawable),
GDK_WINDOW_XID(src),
GDK_WINDOW_XID(drawable),
GDK_GC_XGC(gc),
xsrc, ysrc,
- width, height,
- xdest, ydest,
+ src_width, src_height,
+ 0, 0,
1 );
-#else
- XCopyPlane( drawable_private->xdisplay,
- src_private->xwindow,
- drawable_private->xwindow,
- gc_private->xgc,
- xsrc, ysrc,
- width, height,
- xdest, ydest,
- 1 );
-#endif
}
//-----------------------------------------------------------------------------
// Implement Pool of Graphic contexts. Creating them takes too much time.
//-----------------------------------------------------------------------------
-#define GC_POOL_SIZE 200
-
enum wxPoolGCType
{
wxGC_ERROR = 0,
// This really could wait until the first call to
// wxGetPoolGC, but we will make the first allocation
// now when other initialization is being performed.
-
+
// Set initial pool size.
wxGCPoolSize = GC_POOL_ALLOC_SIZE;
-
+
// Allocate initial pool.
wxGCPool = (wxGC *)malloc(wxGCPoolSize * sizeof(wxGC));
if (wxGCPool == NULL)
// If we cannot malloc, then fail with error
// when debug is enabled. If debug is not enabled,
// the problem will eventually get caught
- // in wxGetPoolGC.
+ // in wxGetPoolGC.
wxFAIL_MSG( wxT("Cannot allocate GC pool") );
return;
}
-
+
// Zero initial pool.
memset(wxGCPool, 0, wxGCPoolSize * sizeof(wxGC));
}
for (int i = 0; i < wxGCPoolSize; i++)
{
if (wxGCPool[i].m_gc)
- gdk_gc_unref( wxGCPool[i].m_gc );
+ g_object_unref (wxGCPool[i].m_gc);
}
free(wxGCPool);
static GdkGC* wxGetPoolGC( GdkWindow *window, wxPoolGCType type )
{
wxGC *pptr;
-
+
// Look for an available GC.
for (int i = 0; i < wxGCPoolSize; i++)
{
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;
+ wxGCPool[i].m_used = false;
}
if ((!wxGCPool[i].m_used) && (wxGCPool[i].m_type == type))
{
- wxGCPool[i].m_used = TRUE;
+ wxGCPool[i].m_used = true;
return wxGCPool[i].m_gc;
}
}
// We did not find an available GC.
// We need to grow the GC pool.
pptr = (wxGC *)realloc(wxGCPool,
- (wxGCPoolSize + GC_POOL_ALLOC_SIZE)*sizeof(wxGC));
+ (wxGCPoolSize + GC_POOL_ALLOC_SIZE)*sizeof(wxGC));
if (pptr != NULL)
{
// Initialize newly allocated pool.
wxGCPool = pptr;
- memset(&wxGCPool[wxGCPoolSize], 0,
- GC_POOL_ALLOC_SIZE*sizeof(wxGC));
-
- // Initialize entry we will return.
+ memset(&wxGCPool[wxGCPoolSize], 0,
+ GC_POOL_ALLOC_SIZE*sizeof(wxGC));
+
+ // Initialize entry we will return.
wxGCPool[wxGCPoolSize].m_gc = gdk_gc_new( window );
gdk_gc_set_exposures( wxGCPool[wxGCPoolSize].m_gc, FALSE );
wxGCPool[wxGCPoolSize].m_type = type;
- wxGCPool[wxGCPoolSize].m_used = TRUE;
-
+ wxGCPool[wxGCPoolSize].m_used = true;
+
// Set new value of pool size.
wxGCPoolSize += GC_POOL_ALLOC_SIZE;
-
+
// Return newly allocated entry.
return wxGCPool[wxGCPoolSize-GC_POOL_ALLOC_SIZE].m_gc;
}
-
+
// The realloc failed. Fall through to error.
wxFAIL_MSG( wxT("No GC available") );
{
if (wxGCPool[i].m_gc == gc)
{
- wxGCPool[i].m_used = FALSE;
+ wxGCPool[i].m_used = false;
return;
}
}
// wxWindowDC
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
+IMPLEMENT_ABSTRACT_CLASS(wxWindowDCImpl, wxGTKDCImpl)
-wxWindowDC::wxWindowDC()
+wxWindowDCImpl::wxWindowDCImpl( wxDC *owner ) :
+ wxGTKDCImpl( owner )
{
+ m_gdkwindow = (GdkWindow*) NULL;
m_penGC = (GdkGC *) NULL;
m_brushGC = (GdkGC *) NULL;
m_textGC = (GdkGC *) NULL;
m_bgGC = (GdkGC *) NULL;
m_cmap = (GdkColormap *) NULL;
- m_isMemDC = FALSE;
- m_isScreenDC = FALSE;
- m_owner = (wxWindow *)NULL;
-#ifdef __WXGTK20__
+ m_isScreenDC = false;
m_context = (PangoContext *)NULL;
+ m_layout = (PangoLayout *)NULL;
m_fontdesc = (PangoFontDescription *)NULL;
-#endif
}
-wxWindowDC::wxWindowDC( wxWindow *window )
+wxWindowDCImpl::wxWindowDCImpl( wxDC *owner, wxWindow *window ) :
+ wxGTKDCImpl( owner )
{
wxASSERT_MSG( window, wxT("DC needs a window") );
+ m_gdkwindow = (GdkWindow*) NULL;
m_penGC = (GdkGC *) NULL;
m_brushGC = (GdkGC *) NULL;
m_textGC = (GdkGC *) NULL;
m_bgGC = (GdkGC *) NULL;
m_cmap = (GdkColormap *) NULL;
- m_owner = (wxWindow *)NULL;
- m_isMemDC = FALSE;
- m_isScreenDC = FALSE;
+ m_isScreenDC = false;
m_font = window->GetFont();
GtkWidget *widget = window->m_wxwindow;
- // some controls don't have m_wxwindow - like wxStaticBox, but the user
+ // 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
+ // use the parent window here then.
if ( !widget )
{
window = window->GetParent();
wxASSERT_MSG( widget, wxT("DC needs a widget") );
-#ifdef __WXGTK20__
- m_context = gtk_widget_get_pango_context( widget );
-
- m_fontdesc = widget->style->font_desc;
-#endif
+ m_context = window->GtkGetPangoDefaultContext();
+ m_layout = pango_layout_new( m_context );
+ m_fontdesc = pango_font_description_copy( widget->style->font_desc );
- GtkPizza *pizza = GTK_PIZZA( widget );
- m_window = pizza->bin_window;
+ m_gdkwindow = widget->window;
- /* not realized ? */
- if (!m_window)
+ // Window not realized ?
+ if (!m_gdkwindow)
{
- /* don't report problems */
- m_ok = TRUE;
+ // Don't report problems as per MSW.
+ m_ok = true;
return;
}
is white whereas a window might assume gray to be the
standard (as e.g. wxStatusBar) */
- m_owner = window;
+ m_window = window;
+
+ if (m_window && m_window->m_wxwindow &&
+ (m_window->GetLayoutDirection() == wxLayout_RightToLeft))
+ {
+ // reverse sense
+ m_signX = -1;
+
+ // origin in the upper right corner
+ m_deviceOriginX = m_window->GetClientSize().x;
+ }
}
-wxWindowDC::~wxWindowDC()
+wxWindowDCImpl::~wxWindowDCImpl()
{
Destroy();
+
+ if (m_layout)
+ g_object_unref (m_layout);
+ if (m_fontdesc)
+ pango_font_description_free( m_fontdesc );
}
-void wxWindowDC::SetUpDC()
+void wxWindowDCImpl::SetUpDC( bool isMemDC )
{
- m_ok = TRUE;
+ m_ok = true;
wxASSERT_MSG( !m_penGC, wxT("GCs already created") );
- if (m_isScreenDC)
- {
- m_penGC = wxGetPoolGC( m_window, wxPEN_SCREEN );
- m_brushGC = wxGetPoolGC( m_window, wxBRUSH_SCREEN );
- m_textGC = wxGetPoolGC( m_window, wxTEXT_SCREEN );
- m_bgGC = wxGetPoolGC( m_window, wxBG_SCREEN );
- }
- else
- if (m_isMemDC && (((wxMemoryDC*)this)->m_selected.GetDepth() == 1))
+ bool done = false;
+
+ if ((isMemDC) && (GetSelectedBitmap().IsOk()))
{
- 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 );
+ if (GetSelectedBitmap().GetDepth() == 1)
+ {
+ m_penGC = wxGetPoolGC( m_gdkwindow, wxPEN_MONO );
+ m_brushGC = wxGetPoolGC( m_gdkwindow, wxBRUSH_MONO );
+ m_textGC = wxGetPoolGC( m_gdkwindow, wxTEXT_MONO );
+ m_bgGC = wxGetPoolGC( m_gdkwindow, wxBG_MONO );
+ done = true;
+ }
}
- 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 );
+
+ if (!done)
+ {
+ if (m_isScreenDC)
+ {
+ m_penGC = wxGetPoolGC( m_gdkwindow, wxPEN_SCREEN );
+ m_brushGC = wxGetPoolGC( m_gdkwindow, wxBRUSH_SCREEN );
+ m_textGC = wxGetPoolGC( m_gdkwindow, wxTEXT_SCREEN );
+ m_bgGC = wxGetPoolGC( m_gdkwindow, wxBG_SCREEN );
+ }
+ else
+ {
+ m_penGC = wxGetPoolGC( m_gdkwindow, wxPEN_COLOUR );
+ m_brushGC = wxGetPoolGC( m_gdkwindow, wxBRUSH_COLOUR );
+ m_textGC = wxGetPoolGC( m_gdkwindow, wxTEXT_COLOUR );
+ m_bgGC = wxGetPoolGC( m_gdkwindow, wxBG_COLOUR );
+ }
}
/* background colour */
m_backgroundBrush = *wxWHITE_BRUSH;
m_backgroundBrush.GetColour().CalcPixel( m_cmap );
- GdkColor *bg_col = m_backgroundBrush.GetColour().GetColor();
+ const GdkColor *bg_col = m_backgroundBrush.GetColour().GetColor();
/* m_textGC */
m_textForegroundColour.CalcPixel( m_cmap );
gdk_gc_set_fill( m_textGC, GDK_SOLID );
+ gdk_gc_set_colormap( m_textGC, m_cmap );
+
/* m_penGC */
m_pen.GetColour().CalcPixel( m_cmap );
gdk_gc_set_foreground( m_penGC, m_pen.GetColour().GetColor() );
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::DoGetSize( int* width, int* height ) const
+void wxWindowDCImpl::DoGetSize( int* width, int* height ) const
{
- wxCHECK_RET( m_owner, _T("GetSize() doesn't work without window") );
+ wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
- m_owner->GetSize(width, height);
+ m_window->GetSize(width, height);
}
-extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
- const wxColour & col, int style);
-
-bool wxWindowDC::DoFloodFill(wxCoord x, wxCoord y,
+bool wxWindowDCImpl::DoFloodFill(wxCoord x, wxCoord y,
const wxColour& col, int style)
{
- return wxDoFloodFill(this, x, y, col, style);
+#if wxUSE_IMAGE
+ extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
+ const wxColour & col, int style);
+
+ return wxDoFloodFill( GetOwner(), x, y, col, style);
+#else
+ wxUnusedVar(x);
+ wxUnusedVar(y);
+ wxUnusedVar(col);
+ wxUnusedVar(style);
+
+ return false;
+#endif
}
-bool wxWindowDC::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const
+bool wxWindowDCImpl::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const
{
+#if wxUSE_IMAGE
// 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.Blit(0, 0, 1, 1, GetOwner(), x1, y1);
memdc.SelectObject(wxNullBitmap);
wxImage image = bitmap.ConvertToImage();
col->Set(image.GetRed(0, 0), image.GetGreen(0, 0), image.GetBlue(0, 0));
- return TRUE;
+ return true;
+#else // !wxUSE_IMAGE
+ wxUnusedVar(x1);
+ wxUnusedVar(y1);
+ wxUnusedVar(col);
+
+ return false;
+#endif // wxUSE_IMAGE/!wxUSE_IMAGE
}
-void wxWindowDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
+void wxWindowDCImpl::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
if (m_pen.GetStyle() != wxTRANSPARENT)
{
- if (m_window)
- gdk_draw_line( m_window, m_penGC, XLOG2DEV(x1), YLOG2DEV(y1), XLOG2DEV(x2), YLOG2DEV(y2) );
+ if (m_gdkwindow)
+ gdk_draw_line( m_gdkwindow, m_penGC, XLOG2DEV(x1), YLOG2DEV(y1), XLOG2DEV(x2), YLOG2DEV(y2) );
CalcBoundingBox(x1, y1);
CalcBoundingBox(x2, y2);
}
}
-void wxWindowDC::DoCrossHair( wxCoord x, wxCoord y )
+void wxWindowDCImpl::DoCrossHair( wxCoord x, wxCoord y )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
if (m_pen.GetStyle() != wxTRANSPARENT)
{
int w = 0;
int h = 0;
- GetSize( &w, &h );
+ GetOwner()->GetSize( &w, &h );
wxCoord xx = XLOG2DEV(x);
wxCoord yy = YLOG2DEV(y);
- if (m_window)
+ if (m_gdkwindow)
{
- gdk_draw_line( m_window, m_penGC, 0, yy, XLOG2DEVREL(w), yy );
- gdk_draw_line( m_window, m_penGC, xx, 0, xx, YLOG2DEVREL(h) );
+ gdk_draw_line( m_gdkwindow, m_penGC, 0, yy, XLOG2DEVREL(w), yy );
+ gdk_draw_line( m_gdkwindow, m_penGC, xx, 0, xx, YLOG2DEVREL(h) );
}
}
}
-void wxWindowDC::DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2,
+void wxWindowDCImpl::DrawingSetup(GdkGC*& gc, bool& originChanged)
+{
+ gc = m_brushGC;
+ GdkPixmap* pixmap = NULL;
+ const int style = m_brush.GetStyle();
+
+ if (style == wxSTIPPLE || style == wxSTIPPLE_MASK_OPAQUE)
+ {
+ const wxBitmap* stipple = m_brush.GetStipple();
+ if (stipple->IsOk())
+ {
+ if (style == wxSTIPPLE)
+ pixmap = stipple->GetPixmap();
+ else if (stipple->GetMask())
+ {
+ pixmap = stipple->GetPixmap();
+ gc = m_textGC;
+ }
+ }
+ }
+ else if (m_brush.IsHatch())
+ {
+ pixmap = GetHatch(style);
+ }
+
+ int origin_x = 0;
+ int origin_y = 0;
+ if (pixmap)
+ {
+ int w, h;
+ gdk_drawable_get_size(pixmap, &w, &h);
+ origin_x = m_deviceOriginX % w;
+ origin_y = m_deviceOriginY % h;
+ }
+
+ originChanged = origin_x || origin_y;
+ if (originChanged)
+ gdk_gc_set_ts_origin(gc, origin_x, origin_y);
+}
+
+void wxWindowDCImpl::DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2,
wxCoord xc, wxCoord yc )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
wxCoord xx1 = XLOG2DEV(x1);
wxCoord yy1 = YLOG2DEV(y1);
radius1 = 0.0;
radius2 = 360.0;
}
- else
- if (radius == 0.0)
+ else if ( wxIsNullDouble(radius) )
{
- radius1 = radius2 = 0.0;
+ radius1 =
+ radius2 = 0.0;
}
else
{
while (alpha2 <= 0) alpha2 += 360*64;
while (alpha1 > 360*64) alpha1 -= 360*64;
- if (m_window)
+ if (m_gdkwindow)
{
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_arc( m_window, m_textGC, TRUE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
- gdk_gc_set_ts_origin( m_textGC, 0, 0 );
- } else
- if (IS_15_PIX_HATCH(m_brush.GetStyle()))
- {
- gdk_gc_set_ts_origin( m_brushGC, m_deviceOriginX % 15, m_deviceOriginY % 15 );
- gdk_draw_arc( m_window, m_brushGC, TRUE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
- gdk_gc_set_ts_origin( m_brushGC, 0, 0 );
- } else
- if (IS_16_PIX_HATCH(m_brush.GetStyle()))
- {
- gdk_gc_set_ts_origin( m_brushGC, m_deviceOriginX % 16, m_deviceOriginY % 16 );
- gdk_draw_arc( m_window, m_brushGC, TRUE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
- gdk_gc_set_ts_origin( m_brushGC, 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, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
- gdk_gc_set_ts_origin( m_brushGC, 0, 0 );
- }
- else
- {
- gdk_draw_arc( m_window, m_brushGC, TRUE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
- }
+ GdkGC* gc;
+ bool originChanged;
+ DrawingSetup(gc, originChanged);
+
+ gdk_draw_arc(m_gdkwindow, gc, true, xxc-r, yyc-r, 2*r, 2*r, alpha1, alpha2);
+
+ if (originChanged)
+ gdk_gc_set_ts_origin(gc, 0, 0);
}
if (m_pen.GetStyle() != wxTRANSPARENT)
{
- gdk_draw_arc( m_window, m_penGC, FALSE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
+ gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
- gdk_draw_line( m_window, m_penGC, xx1, yy1, xxc, yyc );
- gdk_draw_line( m_window, m_penGC, xxc, yyc, xx2, yy2 );
+ if ((m_brush.GetStyle() != wxTRANSPARENT) && (alpha2 - alpha1 != 360*64))
+ {
+ gdk_draw_line( m_gdkwindow, m_penGC, xx1, yy1, xxc, yyc );
+ gdk_draw_line( m_gdkwindow, m_penGC, xxc, yyc, xx2, yy2 );
+ }
}
}
CalcBoundingBox (x2, y2);
}
-void wxWindowDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double sa, double ea )
+void wxWindowDCImpl::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double sa, double ea )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
wxCoord xx = XLOG2DEV(x);
wxCoord yy = YLOG2DEV(y);
if (ww < 0) { ww = -ww; xx = xx - ww; }
if (hh < 0) { hh = -hh; yy = yy - hh; }
- if (m_window)
+ if (m_gdkwindow)
{
wxCoord start = wxCoord(sa * 64.0);
wxCoord end = wxCoord((ea-sa) * 64.0);
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_arc( m_window, m_textGC, TRUE, xx, yy, ww, hh, start, end );
- gdk_gc_set_ts_origin( m_textGC, 0, 0 );
- } else
- if (IS_15_PIX_HATCH(m_brush.GetStyle()))
- {
- gdk_gc_set_ts_origin( m_brushGC, m_deviceOriginX % 15, m_deviceOriginY % 15 );
- gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, start, end );
- gdk_gc_set_ts_origin( m_brushGC, 0, 0 );
- } else
- if (IS_16_PIX_HATCH(m_brush.GetStyle()))
- {
- gdk_gc_set_ts_origin( m_brushGC, m_deviceOriginX % 16, m_deviceOriginY % 16 );
- gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, start, end );
- gdk_gc_set_ts_origin( m_brushGC, 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, start, end );
- gdk_gc_set_ts_origin( m_brushGC, 0, 0 );
- }
- else
- {
- gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, start, end );
- }
+ GdkGC* gc;
+ bool originChanged;
+ DrawingSetup(gc, originChanged);
+
+ gdk_draw_arc(m_gdkwindow, gc, true, xx, yy, ww, hh, start, end);
+
+ if (originChanged)
+ gdk_gc_set_ts_origin(gc, 0, 0);
}
if (m_pen.GetStyle() != wxTRANSPARENT)
- gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy, ww, hh, start, end );
+ gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xx, yy, ww, hh, start, end );
}
CalcBoundingBox (x, y);
CalcBoundingBox (x + width, y + height);
}
-void wxWindowDC::DoDrawPoint( wxCoord x, wxCoord y )
+void wxWindowDCImpl::DoDrawPoint( wxCoord x, wxCoord y )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
- if ((m_pen.GetStyle() != wxTRANSPARENT) && m_window)
- gdk_draw_point( m_window, m_penGC, XLOG2DEV(x), YLOG2DEV(y) );
+ if ((m_pen.GetStyle() != wxTRANSPARENT) && m_gdkwindow)
+ gdk_draw_point( m_gdkwindow, m_penGC, XLOG2DEV(x), YLOG2DEV(y) );
CalcBoundingBox (x, y);
}
-void wxWindowDC::DoDrawLines( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset )
+void wxWindowDCImpl::DoDrawLines( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
if (m_pen.GetStyle() == wxTRANSPARENT) return;
if (n <= 0) return;
- CalcBoundingBox( points[0].x + xoffset, points[0].y + yoffset );
+ //Check, if scaling is necessary
+ const bool doScale =
+ xoffset != 0 || yoffset != 0 || XLOG2DEV(10) != 10 || YLOG2DEV(10) != 10;
- for (int i = 0; i < n-1; i++)
- {
- wxCoord x1 = XLOG2DEV(points[i].x + xoffset);
- wxCoord x2 = XLOG2DEV(points[i+1].x + xoffset);
- wxCoord y1 = YLOG2DEV(points[i].y + yoffset); // oh, what a waste
- wxCoord y2 = YLOG2DEV(points[i+1].y + yoffset);
+ // GdkPoint and wxPoint have the same memory layout, so we can cast one to the other
+ GdkPoint* gpts = reinterpret_cast<GdkPoint*>(points);
- if (m_window)
- gdk_draw_line( m_window, m_penGC, x1, y1, x2, y2 );
+ if (doScale)
+ gpts = new GdkPoint[n];
- CalcBoundingBox( points[i+1].x + xoffset, points[i+1].y + yoffset );
+ for (int i = 0; i < n; i++)
+ {
+ if (doScale)
+ {
+ gpts[i].x = XLOG2DEV(points[i].x + xoffset);
+ gpts[i].y = YLOG2DEV(points[i].y + yoffset);
+ }
+ CalcBoundingBox(points[i].x + xoffset, points[i].y + yoffset);
}
+
+ if (m_gdkwindow)
+ gdk_draw_lines( m_gdkwindow, m_penGC, gpts, n);
+
+ if (doScale)
+ delete[] gpts;
}
-void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int WXUNUSED(fillStyle) )
+void wxWindowDCImpl::DoDrawPolygon( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int WXUNUSED(fillStyle) )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
if (n <= 0) return;
- GdkPoint *gdkpoints = new GdkPoint[n+1];
+ //Check, if scaling is necessary
+ const bool doScale =
+ xoffset != 0 || yoffset != 0 || XLOG2DEV(10) != 10 || YLOG2DEV(10) != 10;
+
+ // GdkPoint and wxPoint have the same memory layout, so we can cast one to the other
+ GdkPoint* gdkpoints = reinterpret_cast<GdkPoint*>(points);
+
+ if (doScale)
+ gdkpoints = new GdkPoint[n];
+
int i;
for (i = 0 ; i < n ; i++)
{
- gdkpoints[i].x = XLOG2DEV(points[i].x + xoffset);
- gdkpoints[i].y = YLOG2DEV(points[i].y + yoffset);
-
- CalcBoundingBox( points[i].x + xoffset, points[i].y + yoffset );
+ if (doScale)
+ {
+ gdkpoints[i].x = XLOG2DEV(points[i].x + xoffset);
+ gdkpoints[i].y = YLOG2DEV(points[i].y + yoffset);
+ }
+ CalcBoundingBox(points[i].x + xoffset, points[i].y + yoffset);
}
- if (m_window)
+ if (m_gdkwindow)
{
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 (IS_15_PIX_HATCH(m_brush.GetStyle()))
- {
- gdk_gc_set_ts_origin( m_brushGC, m_deviceOriginX % 15, m_deviceOriginY % 15 );
- gdk_draw_polygon( m_window, m_brushGC, TRUE, gdkpoints, n );
- gdk_gc_set_ts_origin( m_brushGC, 0, 0 );
- } else
- if (IS_16_PIX_HATCH(m_brush.GetStyle()))
- {
- gdk_gc_set_ts_origin( m_brushGC, m_deviceOriginX % 16, m_deviceOriginY % 16 );
- gdk_draw_polygon( m_window, m_brushGC, TRUE, gdkpoints, n );
- gdk_gc_set_ts_origin( m_brushGC, 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 );
- }
+ GdkGC* gc;
+ bool originChanged;
+ DrawingSetup(gc, originChanged);
+
+ gdk_draw_polygon(m_gdkwindow, gc, true, gdkpoints, n);
+
+ if (originChanged)
+ gdk_gc_set_ts_origin(gc, 0, 0);
}
if (m_pen.GetStyle() != wxTRANSPARENT)
{
+/*
for (i = 0 ; i < n ; i++)
{
- gdk_draw_line( m_window, m_penGC,
+ gdk_draw_line( m_gdkwindow, m_penGC,
gdkpoints[i%n].x,
gdkpoints[i%n].y,
gdkpoints[(i+1)%n].x,
gdkpoints[(i+1)%n].y);
}
+*/
+ gdk_draw_polygon( m_gdkwindow, m_penGC, FALSE, gdkpoints, n );
+
}
}
- delete[] gdkpoints;
+ if (doScale)
+ delete[] gdkpoints;
}
-void wxWindowDC::DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
+void wxWindowDCImpl::DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
wxCoord xx = XLOG2DEV(x);
wxCoord yy = YLOG2DEV(y);
if (ww < 0) { ww = -ww; xx = xx - ww; }
if (hh < 0) { hh = -hh; yy = yy - hh; }
- if (m_window)
+ if (m_gdkwindow)
{
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 (IS_15_PIX_HATCH(m_brush.GetStyle()))
- {
- gdk_gc_set_ts_origin( m_brushGC, m_deviceOriginX % 15, m_deviceOriginY % 15 );
- gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy, ww, hh );
- gdk_gc_set_ts_origin( m_brushGC, 0, 0 );
- } else
- if (IS_16_PIX_HATCH(m_brush.GetStyle()))
- {
- gdk_gc_set_ts_origin( m_brushGC, m_deviceOriginX % 16, m_deviceOriginY % 16 );
- gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy, ww, hh );
- gdk_gc_set_ts_origin( m_brushGC, 0, 0 );
- } else
- if (m_brush.GetStyle() == wxSTIPPLE)
+ GdkGC* gc;
+ bool originChanged;
+ DrawingSetup(gc, originChanged);
+
+ gdk_draw_rectangle(m_gdkwindow, gc, true, xx, yy, ww, hh);
+
+ if (originChanged)
+ gdk_gc_set_ts_origin(gc, 0, 0);
+ }
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+#if 1
+ if ((m_pen.GetWidth() == 2) && (m_pen.GetCap() == wxCAP_ROUND) &&
+ (m_pen.GetJoin() == wxJOIN_ROUND) && (m_pen.GetStyle() == wxSOLID))
{
- 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 );
+ // Use 2 1-line rects instead
+ gdk_gc_set_line_attributes( m_penGC, 1, GDK_LINE_SOLID, GDK_CAP_ROUND, GDK_JOIN_ROUND );
+
+ if (m_signX == -1)
+ {
+ // Different for RTL
+ gdk_draw_rectangle( m_gdkwindow, m_penGC, FALSE, xx+1, yy, ww-2, hh-2 );
+ gdk_draw_rectangle( m_gdkwindow, m_penGC, FALSE, xx, yy-1, ww, hh );
+ }
+ else
+ {
+ gdk_draw_rectangle( m_gdkwindow, m_penGC, FALSE, xx, yy, ww-2, hh-2 );
+ gdk_draw_rectangle( m_gdkwindow, m_penGC, FALSE, xx-1, yy-1, ww, hh );
+ }
+
+ // reset
+ gdk_gc_set_line_attributes( m_penGC, 2, GDK_LINE_SOLID, GDK_CAP_ROUND, GDK_JOIN_ROUND );
}
else
+#endif
{
- gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy, ww, hh );
+ // Just use X11 for other cases
+ gdk_draw_rectangle( m_gdkwindow, m_penGC, FALSE, xx, yy, ww-1, hh-1 );
}
}
-
- if (m_pen.GetStyle() != wxTRANSPARENT)
- gdk_draw_rectangle( m_window, m_penGC, FALSE, xx, yy, ww-1, hh-1 );
}
CalcBoundingBox( x, y );
CalcBoundingBox( x + width, y + height );
}
-void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius )
+void wxWindowDCImpl::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
if (radius < 0.0) radius = - radius * ((width < height) ? width : height);
// X drawing errors with small radii
if (rr == 0)
{
- DrawRectangle( x, y, width, height );
+ DoDrawRectangle( x, y, width, height );
return;
}
hh--;
}
- if (m_window)
+ if (m_gdkwindow)
{
// CMB: ensure dd is not larger than rectangle otherwise we
// get an hour glass shape
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+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 (IS_15_PIX_HATCH(m_brush.GetStyle()))
- {
- gdk_gc_set_ts_origin( m_brushGC, m_deviceOriginX % 15, m_deviceOriginY % 15 );
- 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
- if (IS_16_PIX_HATCH(m_brush.GetStyle()))
- {
- gdk_gc_set_ts_origin( m_brushGC, m_deviceOriginX % 16, m_deviceOriginY % 16 );
- 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
- 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 );
- }
+ GdkGC* gc;
+ bool originChanged;
+ DrawingSetup(gc, originChanged);
+
+ gdk_draw_rectangle(m_gdkwindow, gc, true, xx+rr, yy, ww-dd+1, hh);
+ gdk_draw_rectangle(m_gdkwindow, gc, true, xx, yy+rr, ww, hh-dd+1);
+ gdk_draw_arc(m_gdkwindow, gc, true, xx, yy, dd, dd, 90*64, 90*64);
+ gdk_draw_arc(m_gdkwindow, gc, true, xx+ww-dd, yy, dd, dd, 0, 90*64);
+ gdk_draw_arc(m_gdkwindow, gc, true, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64);
+ gdk_draw_arc(m_gdkwindow, gc, true, xx, yy+hh-dd, dd, dd, 180*64, 90*64);
+
+ if (originChanged)
+ gdk_gc_set_ts_origin(gc, 0, 0);
}
if (m_pen.GetStyle() != wxTRANSPARENT)
{
- gdk_draw_line( m_window, m_penGC, xx+rr+1, yy, xx+ww-rr, yy );
- gdk_draw_line( m_window, m_penGC, xx+rr+1, yy+hh, xx+ww-rr, yy+hh );
- gdk_draw_line( m_window, m_penGC, xx, yy+rr+1, xx, yy+hh-rr );
- gdk_draw_line( m_window, m_penGC, xx+ww, yy+rr+1, xx+ww, yy+hh-rr );
- gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy, dd, dd, 90*64, 90*64 );
- gdk_draw_arc( m_window, m_penGC, FALSE, xx+ww-dd, yy, dd, dd, 0, 90*64 );
- gdk_draw_arc( m_window, m_penGC, FALSE, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
- gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
+ gdk_draw_line( m_gdkwindow, m_penGC, xx+rr+1, yy, xx+ww-rr, yy );
+ gdk_draw_line( m_gdkwindow, m_penGC, xx+rr+1, yy+hh, xx+ww-rr, yy+hh );
+ gdk_draw_line( m_gdkwindow, m_penGC, xx, yy+rr+1, xx, yy+hh-rr );
+ gdk_draw_line( m_gdkwindow, m_penGC, xx+ww, yy+rr+1, xx+ww, yy+hh-rr );
+ gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xx, yy, dd, dd, 90*64, 90*64 );
+ gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xx+ww-dd, yy, dd, dd, 0, 90*64 );
+ gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
+ gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
}
}
CalcBoundingBox( x + width, y + height );
}
-void wxWindowDC::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
+void wxWindowDCImpl::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
wxCoord xx = XLOG2DEV(x);
wxCoord yy = YLOG2DEV(y);
if (ww < 0) { ww = -ww; xx = xx - ww; }
if (hh < 0) { hh = -hh; yy = yy - hh; }
- if (m_window)
+ if (m_gdkwindow)
{
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_arc( m_window, m_textGC, TRUE, xx, yy, ww, hh, 0, 360*64 );
- gdk_gc_set_ts_origin( m_textGC, 0, 0 );
- } else
- if (IS_15_PIX_HATCH(m_brush.GetStyle()))
- {
- gdk_gc_set_ts_origin( m_brushGC, m_deviceOriginX % 15, m_deviceOriginY % 15 );
- 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
- if (IS_16_PIX_HATCH(m_brush.GetStyle()))
- {
- gdk_gc_set_ts_origin( m_brushGC, m_deviceOriginX % 16, m_deviceOriginY % 16 );
- 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
- 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 );
- }
+ GdkGC* gc;
+ bool originChanged;
+ DrawingSetup(gc, originChanged);
+
+ gdk_draw_arc(m_gdkwindow, gc, true, xx, yy, ww, hh, 0, 360*64);
+
+ if (originChanged)
+ gdk_gc_set_ts_origin(gc, 0, 0);
}
if (m_pen.GetStyle() != wxTRANSPARENT)
- gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy, ww, hh, 0, 360*64 );
+ gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xx, yy, ww, hh, 0, 360*64 );
}
CalcBoundingBox( x, y );
CalcBoundingBox( x + width, y + height );
}
-void wxWindowDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
+void wxWindowDCImpl::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
{
// VZ: egcs 1.0.3 refuses to compile this without cast, no idea why
- DoDrawBitmap( (const wxBitmap&)icon, x, y, (bool)TRUE );
+ DoDrawBitmap( (const wxBitmap&)icon, x, y, true );
}
-void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap,
+void wxWindowDCImpl::DoDrawBitmap( const wxBitmap &bitmap,
wxCoord x, wxCoord y,
bool useMask )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
- wxCHECK_RET( bitmap.Ok(), wxT("invalid bitmap") );
+ wxCHECK_RET( bitmap.IsOk(), wxT("invalid bitmap") );
- bool is_mono = (bitmap.GetBitmap() != NULL);
+ bool is_mono = bitmap.GetDepth() == 1;
- /* scale/translate size and position */
+ // scale/translate size and position
int xx = XLOG2DEV(x);
int yy = YLOG2DEV(y);
int w = bitmap.GetWidth();
int h = bitmap.GetHeight();
+ if (m_window && m_window->GetLayoutDirection() == wxLayout_RightToLeft)
+ xx -= w;
+
CalcBoundingBox( x, y );
CalcBoundingBox( x + w, y + h );
- if (!m_window) return;
+ if (!m_gdkwindow) return;
int ww = XLOG2DEVREL(w);
int hh = YLOG2DEVREL(h);
- /* compare to current clipping region */
+ // compare to current clipping region
if (!m_currentClippingRegion.IsNull())
{
wxRegion tmp( xx,yy,ww,hh );
return;
}
- /* scale bitmap if required */
- wxBitmap use_bitmap;
+ // scale bitmap if required
+ wxBitmap use_bitmap = bitmap;
if ((w != ww) || (h != hh))
- {
- wxImage image = bitmap.ConvertToImage();
- image.Rescale( ww, hh );
- if (is_mono)
- use_bitmap = wxBitmap(image.ConvertToMono(255,255,255), 1);
- else
- use_bitmap = wxBitmap(image);
- }
- else
- {
- use_bitmap = bitmap;
- }
-
- /* apply mask if any */
+ use_bitmap = use_bitmap.Rescale( 0, 0, ww, hh, ww, hh );
+
+ // apply mask if any
GdkBitmap *mask = (GdkBitmap *) NULL;
- if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap();
+ if (useMask && use_bitmap.GetMask())
+ mask = use_bitmap.GetMask()->GetBitmap();
+
+ GdkGC* use_gc = is_mono ? m_textGC : m_penGC;
- if (useMask && mask)
+ GdkBitmap *new_mask = (GdkBitmap*) NULL;
+
+ if (mask != NULL)
+ {
+ if (!m_currentClippingRegion.IsNull())
{
- GdkBitmap *new_mask = (GdkBitmap*) NULL;
-#ifndef __WXGTK20__ // TODO fix crash
- if (!m_currentClippingRegion.IsNull())
- {
- GdkColor col;
- new_mask = gdk_pixmap_new( wxGetRootWindow()->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 );
- }
-#endif
- 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 );
+ GdkColor col;
+ new_mask = gdk_pixmap_new( wxGetRootWindow()->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 );
+ mask = new_mask;
+ g_object_unref (gc);
}
- /* Draw XPixmap or XBitmap, depending on what the wxBitmap contains. For
- drawing a mono-bitmap (XBitmap) we use the current text GC */
+ gdk_gc_set_clip_mask(use_gc, mask);
+ gdk_gc_set_clip_origin(use_gc, xx, yy);
+ }
+
+ // 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_wx_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 );
+ {
+ GdkPixmap *bitmap2 = gdk_pixmap_new( wxGetRootWindow()->window, ww, hh, -1 );
+ GdkGC *gc = gdk_gc_new( bitmap2 );
+ gdk_gc_set_foreground( gc, m_textForegroundColour.GetColor() );
+ gdk_gc_set_background( gc, m_textBackgroundColour.GetColor() );
+ gdk_wx_draw_bitmap(bitmap2, gc, use_bitmap.GetPixmap(), 0, 0);
- /* remove mask again if any */
- if (useMask && mask)
+ gdk_draw_drawable(m_gdkwindow, use_gc, bitmap2, 0, 0, xx, yy, -1, -1);
+
+ g_object_unref (bitmap2);
+ g_object_unref (gc);
+ }
+ else
{
- if (is_mono)
+ if (use_bitmap.HasPixbuf())
{
- 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() );
+ gdk_draw_pixbuf(m_gdkwindow, use_gc,
+ use_bitmap.GetPixbuf(),
+ 0, 0, xx, yy, -1, -1,
+ GDK_RGB_DITHER_NORMAL, xx, yy);
}
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() );
+ gdk_draw_drawable(m_gdkwindow, use_gc,
+ use_bitmap.GetPixmap(),
+ 0, 0, xx, yy, -1, -1);
}
}
+
+ // remove mask again if any
+ if (mask != NULL)
+ {
+ gdk_gc_set_clip_mask(use_gc, NULL);
+ gdk_gc_set_clip_origin(use_gc, 0, 0);
+ if (!m_currentClippingRegion.IsNull())
+ gdk_gc_set_clip_region(use_gc, m_currentClippingRegion.GetRegion());
+ if (new_mask != NULL)
+ g_object_unref(new_mask);
+ }
}
-bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest,
+bool wxWindowDCImpl::DoBlit( wxCoord xdest, wxCoord ydest,
wxCoord width, wxCoord height,
wxDC *source,
wxCoord xsrc, wxCoord ysrc,
bool useMask,
wxCoord xsrcMask, wxCoord ysrcMask )
{
- /* this is the nth try to get this utterly useless function to
- work. it now completely ignores the scaling or translation
- of the source dc, but scales correctly on the target dc and
- knows about possible mask information in a memory dc. */
+ wxCHECK_MSG( IsOk(), false, wxT("invalid window dc") );
- wxCHECK_MSG( Ok(), FALSE, wxT("invalid window dc") );
+ wxCHECK_MSG( source, false, wxT("invalid source dc") );
- wxCHECK_MSG( source, FALSE, wxT("invalid source dc") );
+ if (!m_gdkwindow) return false;
- if (!m_window) return FALSE;
-
-#if 1
// transform the source DC coords to the device ones
- xsrc = source->XLOG2DEV(xsrc);
- ysrc = source->YLOG2DEV(ysrc);
-#endif
+ xsrc = source->LogicalToDeviceX(xsrc);
+ ysrc = source->LogicalToDeviceY(ysrc);
- wxClientDC *srcDC = (wxClientDC*)source;
- wxMemoryDC *memDC = (wxMemoryDC*)source;
+ wxBitmap selected;
+ wxMemoryDC *memDC = wxDynamicCast(source, wxMemoryDC);
+ if ( memDC )
+ {
+ selected = memDC->GetSelectedBitmap();
+ if ( !selected.IsOk() )
+ return false;
+ }
- bool use_bitmap_method = FALSE;
- bool is_mono = FALSE;
+ bool use_bitmap_method = false;
+ bool is_mono = false;
- /* TODO: use the mask origin when drawing transparently */
if (xsrcMask == -1 && ysrcMask == -1)
{
- xsrcMask = xsrc; ysrcMask = ysrc;
+ xsrcMask = xsrc;
+ ysrcMask = ysrc;
}
- if (srcDC->m_isMemDC)
+ if (selected.IsOk())
{
- if (!memDC->m_selected.Ok()) return FALSE;
+ is_mono = (selected.GetDepth() == 1);
- /* we use the "XCopyArea" way to copy a memory dc into
- y different window if the memory dc BOTH
- a) doesn't have any mask or its mask isn't used
- b) it is clipped
- c) is not 1-bit */
+ // we use the "XCopyArea" way to copy a memory dc into
+ // a different window if the memory dc BOTH
+ // a) doesn't have any mask or its mask isn't used
+ // b) it is clipped
+ // c) is not 1-bit
- if (useMask && (memDC->m_selected.GetMask()))
+ if (useMask && (selected.GetMask()))
{
- /* we HAVE TO use the direct way for memory dcs
- that have mask since the XCopyArea doesn't know
- about masks */
- use_bitmap_method = TRUE;
+ // we HAVE TO use the direct way for memory dcs
+ // that have mask since the XCopyArea doesn't know
+ // about masks
+ use_bitmap_method = true;
}
- else if (memDC->m_selected.GetDepth() == 1)
+ else if (is_mono)
{
- /* we HAVE TO use the direct way for memory dcs
- that are bitmaps because XCopyArea doesn't cope
- with different bit depths */
- is_mono = TRUE;
- use_bitmap_method = TRUE;
+ // we HAVE TO use the direct way for memory dcs
+ // that are bitmaps because XCopyArea doesn't cope
+ // with different bit depths
+ use_bitmap_method = true;
}
else if ((xsrc == 0) && (ysrc == 0) &&
- (width == memDC->m_selected.GetWidth()) &&
- (height == memDC->m_selected.GetHeight()))
+ (width == selected.GetWidth()) &&
+ (height == selected.GetHeight()))
{
- /* we SHOULD use the direct way if all of the bitmap
- in the memory dc is copied in which case XCopyArea
- wouldn't be able able to boost performace by reducing
- the area to be scaled */
- use_bitmap_method = TRUE;
- }
- else
- {
- use_bitmap_method = FALSE;
+ // we SHOULD use the direct way if all of the bitmap
+ // in the memory dc is copied in which case XCopyArea
+ // wouldn't be able able to boost performace by reducing
+ // the area to be scaled
+ use_bitmap_method = true;
}
}
CalcBoundingBox( xdest, ydest );
CalcBoundingBox( xdest + width, ydest + height );
- /* scale/translate size and position */
+ // 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 */
+ // compare to current clipping region
if (!m_currentClippingRegion.IsNull())
{
wxRegion tmp( xx,yy,ww,hh );
tmp.Intersect( m_currentClippingRegion );
if (tmp.IsEmpty())
- return TRUE;
+ return true;
}
int old_logical_func = m_logicalFunction;
if (use_bitmap_method)
{
- /* scale/translate bitmap size */
- wxCoord bm_width = memDC->m_selected.GetWidth();
- wxCoord bm_height = memDC->m_selected.GetHeight();
+ // scale/translate bitmap size
+ wxCoord bm_width = selected.GetWidth();
+ wxCoord bm_height = selected.GetHeight();
+
+ // Get clip coords for the bitmap. If we don't
+ // use wxBitmap::Rescale(), which can clip the
+ // bitmap, these are the same as the original
+ // coordinates
+ wxCoord cx = xx;
+ wxCoord cy = yy;
+ wxCoord cw = ww;
+ wxCoord ch = hh;
+
+ // interpret userscale of src too
+ double xsc,ysc;
+ memDC->GetUserScale(&xsc,&ysc);
+ bm_width = (int) (bm_width / xsc);
+ bm_height = (int) (bm_height / ysc);
wxCoord bm_ww = XLOG2DEVREL( bm_width );
wxCoord bm_hh = YLOG2DEVREL( bm_height );
- /* scale bitmap if required */
- wxBitmap use_bitmap;
-
- if ((bm_width != bm_ww) || (bm_height != bm_hh))
+ // Scale bitmap if required
+ wxBitmap use_bitmap = selected;
+ if ((selected.GetWidth()!= bm_ww) || ( selected.GetHeight()!= bm_hh))
{
- wxImage image = memDC->m_selected.ConvertToImage();
- image = image.Scale( bm_ww, bm_hh );
+ // This indicates that the blitting code below will get
+ // a clipped bitmap and therefore needs to move the origin
+ // accordingly
+ wxRegion tmp( xx,yy,ww,hh );
+ if (!m_currentClippingRegion.IsNull())
+ tmp.Intersect( m_currentClippingRegion );
+ tmp.GetBox(cx,cy,cw,ch);
- if (is_mono)
- use_bitmap = wxBitmap(image.ConvertToMono(255,255,255), 1);
- else
- use_bitmap = wxBitmap(image);
- }
- else
- {
- use_bitmap = memDC->m_selected;
+ // Scale and clipped bitmap
+ use_bitmap = selected.Rescale(cx-xx,cy-yy,cw,ch,bm_ww,bm_hh);
}
- /* apply mask if any */
+ // apply mask if any
GdkBitmap *mask = (GdkBitmap *) NULL;
- if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap();
+ if (useMask && use_bitmap.GetMask())
+ mask = use_bitmap.GetMask()->GetBitmap();
+
+ GdkGC* use_gc = is_mono ? m_textGC : m_penGC;
- if (useMask && mask)
+ GdkBitmap *new_mask = (GdkBitmap*) NULL;
+
+ if (mask != NULL)
{
- GdkBitmap *new_mask = (GdkBitmap*) NULL;
-#ifndef __WXGTK20__ // TODO fix crash
if (!m_currentClippingRegion.IsNull())
{
GdkColor col;
GdkGC *gc = gdk_gc_new( new_mask );
col.pixel = 0;
gdk_gc_set_foreground( gc, &col );
+ gdk_gc_set_ts_origin( gc, -xsrcMask, -ysrcMask);
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 );
+ // was: gdk_gc_set_clip_origin( gc, -xx, -yy );
+ gdk_gc_set_clip_origin( gc, -cx, -cy );
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 );
- }
-#endif
- 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 );
+ mask = new_mask;
+ g_object_unref (gc);
}
+
+ gdk_gc_set_clip_mask(use_gc, mask);
+ if (new_mask != NULL)
+ gdk_gc_set_clip_origin(use_gc, cx, cy);
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 );
+ gdk_gc_set_clip_origin(use_gc, cx - xsrcMask, cy - ysrcMask);
}
- /* Draw XPixmap or XBitmap, depending on what the wxBitmap contains. For
- drawing a mono-bitmap (XBitmap) we use the current text GC */
+ // 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_wx_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), xsrc, ysrc, xx, yy, ww, hh );
+ {
+ GdkPixmap *bitmap = gdk_pixmap_new( wxGetRootWindow()->window, bm_ww, bm_hh, -1 );
+ GdkGC *gc = gdk_gc_new( bitmap );
+ gdk_gc_set_foreground( gc, m_textForegroundColour.GetColor() );
+ gdk_gc_set_background( gc, m_textBackgroundColour.GetColor() );
+ gdk_wx_draw_bitmap(bitmap, gc, use_bitmap.GetPixmap(), 0, 0);
+
+ gdk_draw_drawable(m_gdkwindow, use_gc, bitmap, xsrc, ysrc, cx, cy, cw, ch);
+
+ g_object_unref (bitmap);
+ g_object_unref (gc);
+ }
else
- gdk_draw_pixmap( m_window, m_penGC, use_bitmap.GetPixmap(), xsrc, ysrc, xx, yy, ww, hh );
+ {
+ // was: gdk_draw_drawable( m_gdkwindow, m_penGC, use_bitmap.GetPixmap(), xsrc, ysrc, xx, yy, ww, hh );
+ gdk_draw_drawable(m_gdkwindow, use_gc, use_bitmap.GetPixmap(), xsrc, ysrc, cx, cy, cw, ch);
+ }
- /* remove mask again if any */
- if (useMask && mask)
+ // remove mask again if any
+ if (mask != NULL)
{
- 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() );
- }
+ gdk_gc_set_clip_mask(use_gc, NULL);
+ gdk_gc_set_clip_origin(use_gc, 0, 0);
+ if (!m_currentClippingRegion.IsNull())
+ gdk_gc_set_clip_region(use_gc, m_currentClippingRegion.GetRegion());
}
+
+ if (new_mask)
+ g_object_unref (new_mask);
}
- else /* use_bitmap_method */
+ else // use_bitmap_method
{
- if ((width != ww) || (height != hh))
+ if (selected.IsOk() && ((width != ww) || (height != hh)))
{
- /* draw source window into a bitmap as we cannot scale
- a window in contrast to a bitmap. this would actually
- work with memory dcs as well, but we'd lose the mask
- information and waste one step in this process since
- a memory already has a bitmap. all this is slightly
- inefficient as we could take an XImage directly from
- an X window, but we'd then also have to care that
- the window is not outside the screen (in which case
- we'd get a BadMatch or what not).
- Is a double XGetImage and combined XGetPixel and
- XPutPixel really faster? I'm not sure. look at wxXt
- 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.ConvertToImage();
- image = image.Scale( ww, hh );
-
- /* convert to bitmap */
- bitmap = wxBitmap(image);
-
- /* draw scaled bitmap */
- gdk_draw_pixmap( m_window, m_penGC, bitmap.GetPixmap(), 0, 0, xx, yy, -1, -1 );
-
+ // get clip coords
+ wxRegion tmp( xx,yy,ww,hh );
+ tmp.Intersect( m_currentClippingRegion );
+ wxCoord cx,cy,cw,ch;
+ tmp.GetBox(cx,cy,cw,ch);
+
+ // rescale bitmap
+ wxBitmap bitmap = selected.Rescale( cx-xx, cy-yy, cw, ch, ww, hh );
+
+ // draw scaled bitmap
+ // was: gdk_draw_drawable( m_gdkwindow, m_penGC, bitmap.GetPixmap(), 0, 0, xx, yy, -1, -1 );
+ gdk_draw_drawable( m_gdkwindow, m_penGC, bitmap.GetPixmap(), 0, 0, cx, cy, -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
+ GdkWindow* window = NULL;
+ wxDCImpl *impl = source->GetImpl();
+ wxWindowDCImpl *gtk_impl = wxDynamicCast(impl, wxWindowDCImpl);
+ if (gtk_impl)
+ window = gtk_impl->GetGDKWindow();
+ if ( !window )
+ {
+ SetLogicalFunction( old_logical_func );
+ return false;
+ }
- /* copy including child window contents */
+ // 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_draw_drawable( m_gdkwindow, m_penGC,
+ window,
+ xsrc, ysrc, xx, yy,
+ width, height );
gdk_gc_set_subwindow( m_penGC, GDK_CLIP_BY_CHILDREN );
}
}
SetLogicalFunction( old_logical_func );
- return TRUE;
+
+ return true;
}
-void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
+void wxWindowDCImpl::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
- if (!m_window) return;
+ if (!m_gdkwindow) return;
- GdkFont *font = m_font.GetInternalFont( m_scaleY );
+ if (text.empty()) return;
- wxCHECK_RET( font, wxT("invalid font") );
+ x = XLOG2DEV(x);
+ y = YLOG2DEV(y);
-#if defined(__WXGTK20__)
wxCHECK_RET( m_context, wxT("no Pango context") );
-#endif
+ wxCHECK_RET( m_layout, wxT("no Pango layout") );
+ wxCHECK_RET( m_fontdesc, wxT("no Pango font description") );
- x = XLOG2DEV(x);
- y = YLOG2DEV(y);
+ gdk_pango_context_set_colormap( m_context, m_cmap );
-#if defined(__WXGTK20__) && wxUSE_WCHAR_T
- // TODO: the layout engine should be abstracted at a higher level!
- PangoLayout *layout = pango_layout_new(m_context);
- pango_layout_set_font_description(layout, m_fontdesc);
+ bool underlined = m_font.IsOk() && m_font.GetUnderlined();
+
+ wxCharBuffer data = wxGTK_CONV(text);
+ if ( !data )
+ return;
+ size_t datalen = strlen(data);
+
+ // in Pango >= 1.16 the "underline of leading/trailing spaces" bug
+ // has been fixed and thus the hack implemented below should never be used
+ static bool pangoOk = !wx_pango_version_check(1, 16, 0);
+
+ bool needshack = underlined && !pangoOk;
+
+ if (needshack)
{
- const wxWX2MBbuf data = text.mb_str(wxConvUTF8);
- pango_layout_set_text(layout, data, strlen(data));
+ // a PangoLayout which has leading/trailing spaces with underlined font
+ // is not correctly drawn by this pango version: Pango won't underline the spaces.
+ // This can be a problem; e.g. wxHTML rendering of underlined text relies on
+ // this behaviour. To workaround this problem, we use a special hack here
+ // suggested by pango maintainer Behdad Esfahbod: we prepend and append two
+ // empty space characters and give them a dummy colour attribute.
+ // This will force Pango to underline the leading/trailing spaces, too.
+
+ wxCharBuffer data_tmp(datalen + 6);
+ // copy the leading U+200C ZERO WIDTH NON-JOINER encoded in UTF8 format
+ memcpy(data_tmp.data(), "\342\200\214", 3);
+ // copy the user string
+ memcpy(data_tmp.data() + 3, data, datalen);
+ // copy the trailing U+200C ZERO WIDTH NON-JOINER encoded in UTF8 format
+ memcpy(data_tmp.data() + 3 + datalen, "\342\200\214", 3);
+
+ data = data_tmp;
+ datalen += 6;
}
- PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
- PangoRectangle rect;
- pango_layout_line_get_extents(line, NULL, &rect);
- wxCoord width = rect.width;
- wxCoord height = rect.height;
- gdk_draw_layout( m_window, m_textGC, x, y, layout );
-#else // GTK+ 1.x
- wxCoord width = gdk_string_width( font, text.mbc_str() );
- wxCoord height = font->ascent + font->descent;
- if ( m_backgroundMode == wxSOLID )
+ pango_layout_set_text(m_layout, data, datalen);
+
+ if (underlined)
{
- gdk_gc_set_foreground( m_textGC, m_textBackgroundColour.GetColor() );
- gdk_draw_rectangle( m_window, m_textGC, TRUE, x, y, width, height );
- gdk_gc_set_foreground( m_textGC, m_textForegroundColour.GetColor() );
+ PangoAttrList *attrs = pango_attr_list_new();
+ PangoAttribute *a = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
+ a->start_index = 0;
+ a->end_index = datalen;
+ pango_attr_list_insert(attrs, a);
+
+ if (needshack)
+ {
+ // dummy colour for the leading space
+ a = pango_attr_foreground_new (0x0057, 0x52A9, 0xD614);
+ a->start_index = 0;
+ a->end_index = 1;
+ pango_attr_list_insert(attrs, a);
+
+ // dummy colour for the trailing space
+ a = pango_attr_foreground_new (0x0057, 0x52A9, 0xD614);
+ a->start_index = datalen - 1;
+ a->end_index = datalen;
+ pango_attr_list_insert(attrs, a);
+ }
+
+ pango_layout_set_attributes(m_layout, attrs);
+ pango_attr_list_unref(attrs);
}
- gdk_draw_string( m_window, font, m_textGC, x, y + font->ascent, text.mbc_str() );
-#endif // GTK+ 2.0/1.x
- /* CMB 17/7/98: simple underline: ignores scaling and underlying
- X font's XA_UNDERLINE_POSITION and XA_UNDERLINE_THICKNESS
- properties (see wxXt implementation) */
- if (m_font.GetUnderlined())
+ int oldSize = 0;
+ const bool isScaled = fabs(m_scaleY - 1.0) > 0.00001;
+ if (isScaled)
{
- wxCoord ul_y = y + font->ascent;
- if (font->descent > 0) ul_y++;
- gdk_draw_line( m_window, m_textGC, x, ul_y, x + width, ul_y);
+ // If there is a user or actually any scale applied to
+ // the device context, scale the font.
+
+ // scale font description
+ oldSize = pango_font_description_get_size(m_fontdesc);
+ pango_font_description_set_size(m_fontdesc, int(oldSize * m_scaleY));
+
+ // actually apply scaled font
+ pango_layout_set_font_description( m_layout, m_fontdesc );
}
-#if defined(__WXGTK20__) && wxUSE_WCHAR_T
- g_object_unref( G_OBJECT( layout ) );
-#endif
+ int w, h;
+ pango_layout_get_pixel_size(m_layout, &w, &h);
+ if (m_backgroundMode == wxSOLID)
+ {
+ gdk_gc_set_foreground(m_textGC, m_textBackgroundColour.GetColor());
+ gdk_draw_rectangle(m_gdkwindow, m_textGC, true, x, y, w, h);
+ gdk_gc_set_foreground(m_textGC, m_textForegroundColour.GetColor());
+ }
- width = wxCoord(width / m_scaleX);
- height = wxCoord(height / m_scaleY);
- CalcBoundingBox (x + width, y + height);
- CalcBoundingBox (x, y);
-}
+ // Draw layout.
+ int x_rtl = x;
+ if (m_window && m_window->GetLayoutDirection() == wxLayout_RightToLeft)
+ x_rtl -= w;
+ gdk_draw_layout(m_gdkwindow, m_textGC, x_rtl, y, m_layout);
-void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, double angle )
-{
- if (angle == 0.0)
+ if (isScaled)
{
- DrawText(text, x, y);
- return;
+ // reset unscaled size
+ pango_font_description_set_size( m_fontdesc, oldSize );
+
+ // actually apply unscaled font
+ pango_layout_set_font_description( m_layout, m_fontdesc );
+ }
+ if (underlined)
+ {
+ // undo underline attributes setting:
+ pango_layout_set_attributes(m_layout, NULL);
}
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ CalcBoundingBox(x + int(w / m_scaleX), y + int(h / m_scaleY));
+ CalcBoundingBox(x, y);
+}
- if (!m_window) return;
- GdkFont *font = m_font.GetInternalFont( m_scaleY );
+// TODO: There is an example of rotating text with GTK2 that would probably be
+// a better approach here:
+// http://www.daa.com.au/pipermail/pygtk/2003-April/005052.html
- wxCHECK_RET( font, wxT("invalid font") );
+void wxWindowDCImpl::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, double angle )
+{
+#if wxUSE_IMAGE
+ if (!m_gdkwindow || text.empty())
+ return;
- // the size of the text
- wxCoord w = gdk_string_width( font, text.mbc_str() );
- wxCoord h = font->ascent + font->descent;
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
+
+ if ( wxIsNullDouble(angle) )
+ {
+ DoDrawText(text, x, y);
+ return;
+ }
+
+ wxCoord w;
+ wxCoord h;
+
+ // TODO: implement later without GdkFont for GTK 2.0
+ DoGetTextExtent(text, &w, &h, NULL,NULL, &m_font);
// draw the string normally
wxBitmap src(w, h);
wxMemoryDC dc;
dc.SelectObject(src);
dc.SetFont(GetFont());
- dc.SetBackground(*wxWHITE_BRUSH);
+ dc.SetBackground(*wxBLACK_BRUSH);
dc.SetBrush(*wxBLACK_BRUSH);
dc.Clear();
+ dc.SetTextForeground( *wxWHITE );
dc.DrawText(text, 0, 0);
dc.SelectObject(wxNullBitmap);
minX = (wxCoord)(dmin(x2, dmin(x3, x4)) - 0.5),
minY = (wxCoord)(dmin(y2, dmin(y3, y4)) - 0.5);
- // prepare to blit-with-rotate the bitmap to the DC
- wxImage image = src.ConvertToImage();
-
- GdkColor *colText = m_textForegroundColour.GetColor(),
- *colBack = m_textBackgroundColour.GetColor();
-
- bool textColSet = TRUE;
-
- unsigned char *data = image.GetData();
- // paint pixel by pixel
- for ( wxCoord srcX = 0; srcX < w; srcX++ )
- {
- for ( wxCoord srcY = 0; srcY < h; srcY++ )
- {
- // transform source coords to dest coords
- double r = sqrt((double)srcX*srcX + srcY*srcY);
- double angleOrig = atan2((double)srcY, (double)srcX) - rad;
- wxCoord dstX = (wxCoord)(r*cos(angleOrig) + 0.5),
- dstY = (wxCoord)(r*sin(angleOrig) + 0.5);
-
- // black pixel?
- bool textPixel = data[(srcY*w + srcX)*3] == 0;
- if ( textPixel || (m_backgroundMode == wxSOLID) )
- {
- // change colour if needed
- if ( textPixel != textColSet )
- {
- gdk_gc_set_foreground( m_textGC, textPixel ? colText
- : colBack );
+ wxImage image = src.ConvertToImage();
- textColSet = textPixel;
- }
+ image.ConvertColourToAlpha( m_textForegroundColour.Red(),
+ m_textForegroundColour.Green(),
+ m_textForegroundColour.Blue() );
+ image = image.Rotate( rad, wxPoint(0,0) );
+
+ int i_angle = (int) angle;
+ i_angle = i_angle % 360;
+ if (i_angle < 0)
+ i_angle += 360;
+ int xoffset = 0;
+ if ((i_angle >= 90.0) && (i_angle < 270.0))
+ xoffset = image.GetWidth();
+ int yoffset = 0;
+ if ((i_angle >= 0.0) && (i_angle < 180.0))
+ yoffset = image.GetHeight();
+
+ if ((i_angle >= 0) && (i_angle < 90))
+ yoffset -= (int)( cos(rad)*h );
+ if ((i_angle >= 90) && (i_angle < 180))
+ xoffset -= (int)( sin(rad)*h );
+ if ((i_angle >= 180) && (i_angle < 270))
+ yoffset -= (int)( cos(rad)*h );
+ if ((i_angle >= 270) && (i_angle < 360))
+ xoffset -= (int)( sin(rad)*h );
+
+ int i_x = x - xoffset;
+ int i_y = y - yoffset;
+
+ src = image;
+ DoDrawBitmap( src, i_x, i_y, true );
- // don't use DrawPoint() because it uses the current pen
- // colour, and we don't need it here
- gdk_draw_point( m_window, m_textGC,
- XLOG2DEV(x + dstX), YLOG2DEV(y + dstY) );
- }
- }
- }
// it would be better to draw with non underlined font and draw the line
// manually here (it would be more straight...)
#if 0
if ( m_font.GetUnderlined() )
{
- gdk_draw_line( m_window, m_textGC,
+ gdk_draw_line( m_gdkwindow, m_textGC,
XLOG2DEV(x + x4), YLOG2DEV(y + y4 + font->descent),
XLOG2DEV(x + x3), YLOG2DEV(y + y3 + font->descent));
}
#endif // 0
- // restore the font colour
- gdk_gc_set_foreground( m_textGC, colText );
-
// update the bounding box
CalcBoundingBox(x + minX, y + minY);
CalcBoundingBox(x + maxX, y + maxY);
+#else // !wxUSE_IMAGE
+ wxUnusedVar(text);
+ wxUnusedVar(x);
+ wxUnusedVar(y);
+ wxUnusedVar(angle);
+#endif // wxUSE_IMAGE/!wxUSE_IMAGE
}
-void wxWindowDC::DoGetTextExtent(const wxString &string,
+void wxWindowDCImpl::DoGetTextExtent(const wxString &string,
wxCoord *width, wxCoord *height,
wxCoord *descent, wxCoord *externalLeading,
- wxFont *theFont) const
+ const wxFont *theFont) const
{
- wxFont fontToUse = m_font;
- if (theFont) fontToUse = *theFont;
-
- GdkFont *font = fontToUse.GetInternalFont( m_scaleY );
- if (width) (*width) = wxCoord(gdk_string_width( font, string.mbc_str() ) / m_scaleX);
- if (height) (*height) = wxCoord((font->ascent + font->descent) / m_scaleY);
- if (descent) (*descent) = wxCoord(font->descent / m_scaleY);
- if (externalLeading) (*externalLeading) = 0; // ??
-}
+ if ( width )
+ *width = 0;
+ if ( height )
+ *height = 0;
+ if ( descent )
+ *descent = 0;
+ if ( externalLeading )
+ *externalLeading = 0;
+
+ if (string.empty())
+ return;
-wxCoord wxWindowDC::GetCharWidth() const
-{
- GdkFont *font = m_font.GetInternalFont( m_scaleY );
- wxCHECK_MSG( font, -1, wxT("invalid font") );
+ // ensure that theFont is always non-NULL
+ if ( !theFont || !theFont->IsOk() )
+ theFont = &m_font;
- return wxCoord(gdk_string_width( font, "H" ) / m_scaleX);
-}
+ // and use it if it's valid
+ if ( theFont->IsOk() )
+ {
+ pango_layout_set_font_description
+ (
+ m_layout,
+ theFont->GetNativeFontInfo()->description
+ );
+ }
-wxCoord wxWindowDC::GetCharHeight() const
-{
- GdkFont *font = m_font.GetInternalFont( m_scaleY );
- wxCHECK_MSG( font, -1, wxT("invalid font") );
+ // Set layout's text
+ const wxCharBuffer dataUTF8 = wxGTK_CONV_FONT(string, *theFont);
+ if ( !dataUTF8 )
+ {
+ // hardly ideal, but what else can we do if conversion failed?
+ return;
+ }
+
+ pango_layout_set_text(m_layout, dataUTF8, -1);
- return wxCoord((font->ascent + font->descent) / m_scaleY);
+ int h;
+ pango_layout_get_pixel_size(m_layout, width, &h);
+ if (descent)
+ {
+ PangoLayoutIter *iter = pango_layout_get_iter(m_layout);
+ int baseline = pango_layout_iter_get_baseline(iter);
+ pango_layout_iter_free(iter);
+ *descent = h - PANGO_PIXELS(baseline);
+ }
+ if (height)
+ *height = h;
+
+ // Reset old font description
+ if (theFont->IsOk())
+ pango_layout_set_font_description( m_layout, m_fontdesc );
}
-void wxWindowDC::Clear()
-{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
- if (!m_window) return;
+bool wxWindowDCImpl::DoGetPartialTextExtents(const wxString& text,
+ wxArrayInt& widths) const
+{
+ const size_t len = text.length();
+ widths.Empty();
+ widths.Add(0, len);
- // VZ: the code below results in infinite recursion and crashes when
- // dc.Clear() is done from OnPaint() so I disable it for now.
- // I don't know what the correct fix is but Clear() surely should not
- // reenter OnPaint()!
-#if 0
- /* - we either are a memory dc or have a window as the
- owner. anything else shouldn't happen.
- - we don't use gdk_window_clear() as we don't set
- the window's background colour anymore. it is too
- much pain to keep the DC's and the window's back-
- ground colour in synch. */
+ if (text.empty())
+ return true;
- if (m_owner)
+ // Set layout's text
+ const wxCharBuffer dataUTF8 = wxGTK_CONV_FONT(text, m_font);
+ if ( !dataUTF8 )
{
- m_owner->Clear();
- return;
+ // hardly ideal, but what else can we do if conversion failed?
+ wxLogLastError(wxT("DoGetPartialTextExtents"));
+ return false;
}
- if (m_isMemDC)
+ pango_layout_set_text(m_layout, dataUTF8, -1);
+
+ // Calculate the position of each character based on the widths of
+ // the previous characters
+
+ // Code borrowed from Scintilla's PlatGTK
+ PangoLayoutIter *iter = pango_layout_get_iter(m_layout);
+ PangoRectangle pos;
+ pango_layout_iter_get_cluster_extents(iter, NULL, &pos);
+ size_t i = 0;
+ while (pango_layout_iter_next_cluster(iter))
{
- int width,height;
- GetSize( &width, &height );
- gdk_draw_rectangle( m_window, m_bgGC, TRUE, 0, 0, width, height );
- return;
+ pango_layout_iter_get_cluster_extents(iter, NULL, &pos);
+ int position = PANGO_PIXELS(pos.x);
+ widths[i++] = position;
}
-#else // 1
- int width,height;
- GetSize( &width, &height );
- gdk_draw_rectangle( m_window, m_bgGC, TRUE, 0, 0, width, height );
-#endif // 0/1
+ while (i < len)
+ widths[i++] = PANGO_PIXELS(pos.x + pos.width);
+ pango_layout_iter_free(iter);
+
+ return true;
+}
+
+
+wxCoord wxWindowDCImpl::GetCharWidth() const
+{
+ pango_layout_set_text( m_layout, "H", 1 );
+ int w;
+ pango_layout_get_pixel_size( m_layout, &w, NULL );
+ return w;
}
-void wxWindowDC::SetFont( const wxFont &font )
+wxCoord wxWindowDCImpl::GetCharHeight() const
{
- // It is common practice to set the font to wxNullFont, so
- // don't consider it to be an error
- // wxCHECK_RET( font.Ok(), _T("invalid font in wxWindowDC::SetFont") );
+ PangoFontMetrics *metrics = pango_context_get_metrics (m_context, m_fontdesc, pango_context_get_language(m_context));
+ wxCHECK_MSG( metrics, -1, _T("failed to get pango font metrics") );
+
+ wxCoord h = PANGO_PIXELS (pango_font_metrics_get_descent (metrics) +
+ pango_font_metrics_get_ascent (metrics));
+ pango_font_metrics_unref (metrics);
+ return h;
+}
+
+void wxWindowDCImpl::Clear()
+{
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
+
+ if (!m_gdkwindow) return;
+
+ int width,height;
+ DoGetSize( &width, &height );
+ gdk_draw_rectangle( m_gdkwindow, m_bgGC, TRUE, 0, 0, width, height );
+}
+void wxWindowDCImpl::SetFont( const wxFont &font )
+{
m_font = font;
-#ifdef __WXGTK20__
- m_fontdesc = m_font.GetNativeFontInfo()->description;
-#endif
+
+ if (m_font.IsOk())
+ {
+ if (m_fontdesc)
+ pango_font_description_free( m_fontdesc );
+
+ m_fontdesc = pango_font_description_copy( m_font.GetNativeFontInfo()->description );
+
+
+ if (m_window)
+ {
+ PangoContext *oldContext = m_context;
+
+ m_context = m_window->GtkGetPangoDefaultContext();
+
+ // If we switch back/forth between different contexts
+ // we also have to create a new layout. I think so,
+ // at least, and it doesn't hurt to do it.
+ if (oldContext != m_context)
+ {
+ if (m_layout)
+ g_object_unref (m_layout);
+
+ m_layout = pango_layout_new( m_context );
+ }
+ }
+
+ pango_layout_set_font_description( m_layout, m_fontdesc );
+ }
}
-void wxWindowDC::SetPen( const wxPen &pen )
+void wxWindowDCImpl::SetPen( const wxPen &pen )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
if (m_pen == pen) return;
m_pen = pen;
- if (!m_pen.Ok()) return;
+ if (!m_pen.IsOk()) return;
- if (!m_window) return;
+ if (!m_gdkwindow) return;
gint width = m_pen.GetWidth();
if (width <= 0)
( fabs((double) XLOG2DEVREL(width)) +
fabs((double) YLOG2DEVREL(width)) ) / 2.0;
width = (int)w;
+ if ( !width )
+ {
+ // width can't be 0 or an internal GTK error occurs inside
+ // gdk_gc_set_dashes() below
+ width = 1;
+ }
}
static const wxGTKDash dotted[] = {1, 1};
int req_nb_dash;
const wxGTKDash *req_dash;
- GdkLineStyle lineStyle = GDK_LINE_SOLID;
+ GdkLineStyle lineStyle = GDK_LINE_ON_OFF_DASH;
switch (m_pen.GetStyle())
{
case wxUSER_DASH:
- {
- lineStyle = GDK_LINE_ON_OFF_DASH;
req_nb_dash = m_pen.GetDashCount();
req_dash = (wxGTKDash*)m_pen.GetDash();
break;
- }
case wxDOT:
- {
- lineStyle = GDK_LINE_ON_OFF_DASH;
req_nb_dash = 2;
req_dash = dotted;
break;
- }
case wxLONG_DASH:
- {
- lineStyle = GDK_LINE_ON_OFF_DASH;
req_nb_dash = 2;
req_dash = wxCoord_dashed;
break;
- }
case wxSHORT_DASH:
- {
- lineStyle = GDK_LINE_ON_OFF_DASH;
req_nb_dash = 2;
req_dash = short_dashed;
break;
- }
case wxDOT_DASH:
- {
-// lineStyle = GDK_LINE_DOUBLE_DASH;
- lineStyle = GDK_LINE_ON_OFF_DASH;
req_nb_dash = 4;
req_dash = dotted_dashed;
break;
- }
case wxTRANSPARENT:
case wxSTIPPLE_MASK_OPAQUE:
case wxSTIPPLE:
case wxSOLID:
default:
- {
lineStyle = GDK_LINE_SOLID;
req_dash = (wxGTKDash*)NULL;
req_nb_dash = 0;
break;
- }
}
-#if (GTK_MINOR_VERSION > 0) || (GTK_MAJOR_VERSION > 1)
if (req_dash && req_nb_dash)
{
wxGTKDash *real_req_dash = new wxGTKDash[req_nb_dash];
gdk_gc_set_dashes( m_penGC, 0, (wxGTKDash*)req_dash, req_nb_dash );
}
}
-#endif
GdkCapStyle capStyle = GDK_CAP_ROUND;
switch (m_pen.GetCap())
case wxCAP_BUTT: { capStyle = GDK_CAP_BUTT; break; }
case wxCAP_ROUND:
default:
- {
if (width <= 1)
{
width = 0;
capStyle = GDK_CAP_NOT_LAST;
}
- else
- {
- capStyle = GDK_CAP_ROUND;
- }
break;
- }
}
GdkJoinStyle joinStyle = GDK_JOIN_ROUND;
gdk_gc_set_foreground( m_penGC, m_pen.GetColour().GetColor() );
}
-void wxWindowDC::SetBrush( const wxBrush &brush )
+void wxWindowDCImpl::SetBrush( const wxBrush &brush )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
if (m_brush == brush) return;
m_brush = brush;
- if (!m_brush.Ok()) return;
+ if (!m_brush.IsOk()) return;
- if (!m_window) return;
+ if (!m_gdkwindow) return;
m_brush.GetColour().CalcPixel( m_cmap );
gdk_gc_set_foreground( m_brushGC, m_brush.GetColour().GetColor() );
gdk_gc_set_fill( m_brushGC, GDK_SOLID );
- if ((m_brush.GetStyle() == wxSTIPPLE) && (m_brush.GetStipple()->Ok()))
+ if ((m_brush.GetStyle() == wxSTIPPLE) && (m_brush.GetStipple()->IsOk()))
{
- if (m_brush.GetStipple()->GetPixmap())
+ if (m_brush.GetStipple()->GetDepth() != 1)
{
gdk_gc_set_fill( m_brushGC, GDK_TILED );
gdk_gc_set_tile( m_brushGC, m_brush.GetStipple()->GetPixmap() );
else
{
gdk_gc_set_fill( m_brushGC, GDK_STIPPLED );
- gdk_gc_set_stipple( m_brushGC, m_brush.GetStipple()->GetBitmap() );
+ gdk_gc_set_stipple( m_brushGC, m_brush.GetStipple()->GetPixmap() );
}
}
gdk_gc_set_stipple( m_textGC, m_brush.GetStipple()->GetMask()->GetBitmap() );
}
- if (IS_HATCH(m_brush.GetStyle()))
+ if (m_brush.IsHatch())
{
gdk_gc_set_fill( m_brushGC, GDK_STIPPLED );
- int num = m_brush.GetStyle() - wxBDIAGONAL_HATCH;
- gdk_gc_set_stipple( m_brushGC, hatches[num] );
+ gdk_gc_set_stipple(m_brushGC, GetHatch(m_brush.GetStyle()));
}
}
-void wxWindowDC::SetBackground( const wxBrush &brush )
+void wxWindowDCImpl::SetBackground( const wxBrush &brush )
{
/* CMB 21/7/98: Added SetBackground. Sets background brush
* for Clear() and bg colour for shapes filled with cross-hatch brush */
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
if (m_backgroundBrush == brush) return;
m_backgroundBrush = brush;
- if (!m_backgroundBrush.Ok()) return;
+ if (!m_backgroundBrush.IsOk()) return;
- if (!m_window) return;
+ if (!m_gdkwindow) return;
+
+ wxColor color = m_backgroundBrush.GetColour();
+ color.CalcPixel(m_cmap);
+ const GdkColor* gdkColor = color.GetColor();
+ gdk_gc_set_background(m_brushGC, gdkColor);
+ gdk_gc_set_background(m_penGC, gdkColor);
+ gdk_gc_set_background(m_bgGC, gdkColor);
+ gdk_gc_set_foreground(m_bgGC, gdkColor);
- m_backgroundBrush.GetColour().CalcPixel( m_cmap );
- gdk_gc_set_background( m_brushGC, m_backgroundBrush.GetColour().GetColor() );
- gdk_gc_set_background( m_penGC, m_backgroundBrush.GetColour().GetColor() );
- gdk_gc_set_background( m_bgGC, m_backgroundBrush.GetColour().GetColor() );
- gdk_gc_set_foreground( m_bgGC, m_backgroundBrush.GetColour().GetColor() );
gdk_gc_set_fill( m_bgGC, GDK_SOLID );
- if ((m_backgroundBrush.GetStyle() == wxSTIPPLE) && (m_backgroundBrush.GetStipple()->Ok()))
+ if (m_backgroundBrush.GetStyle() == wxSTIPPLE)
{
- if (m_backgroundBrush.GetStipple()->GetPixmap())
- {
- gdk_gc_set_fill( m_bgGC, GDK_TILED );
- gdk_gc_set_tile( m_bgGC, m_backgroundBrush.GetStipple()->GetPixmap() );
- }
- else
+ const wxBitmap* stipple = m_backgroundBrush.GetStipple();
+ if (stipple->IsOk())
{
- gdk_gc_set_fill( m_bgGC, GDK_STIPPLED );
- gdk_gc_set_stipple( m_bgGC, m_backgroundBrush.GetStipple()->GetBitmap() );
+ if (stipple->GetDepth() != 1)
+ {
+ gdk_gc_set_fill(m_bgGC, GDK_TILED);
+ gdk_gc_set_tile(m_bgGC, stipple->GetPixmap());
+ }
+ else
+ {
+ gdk_gc_set_fill(m_bgGC, GDK_STIPPLED);
+ gdk_gc_set_stipple(m_bgGC, stipple->GetPixmap());
+ }
}
}
-
- if (IS_HATCH(m_backgroundBrush.GetStyle()))
+ else if (m_backgroundBrush.IsHatch())
{
gdk_gc_set_fill( m_bgGC, GDK_STIPPLED );
- int num = m_backgroundBrush.GetStyle() - wxBDIAGONAL_HATCH;
- gdk_gc_set_stipple( m_bgGC, hatches[num] );
+ gdk_gc_set_stipple(m_bgGC, GetHatch(m_backgroundBrush.GetStyle()));
}
}
-void wxWindowDC::SetLogicalFunction( int function )
+void wxWindowDCImpl::SetLogicalFunction( int function )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
if (m_logicalFunction == function)
return;
// VZ: shouldn't this be a CHECK?
- if (!m_window)
+ if (!m_gdkwindow)
return;
- GdkFunction mode = GDK_COPY;
+ GdkFunction mode;
switch (function)
{
case wxXOR: mode = GDK_XOR; break;
case wxINVERT: mode = GDK_INVERT; break;
-#if (GTK_MINOR_VERSION > 0)
case wxOR_REVERSE: mode = GDK_OR_REVERSE; break;
case wxAND_REVERSE: mode = GDK_AND_REVERSE; break;
case wxCLEAR: mode = GDK_CLEAR; break;
// unsupported by GTK
case wxNOR: mode = GDK_COPY; break;
-#endif
default:
- {
wxFAIL_MSG( wxT("unsupported logical function") );
- break;
- }
+ mode = GDK_COPY;
}
m_logicalFunction = function;
gdk_gc_set_function( m_textGC, mode );
}
-void wxWindowDC::SetTextForeground( const wxColour &col )
+void wxWindowDCImpl::SetTextForeground( const wxColour &col )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
// don't set m_textForegroundColour to an invalid colour as we'd crash
// later then (we use m_textForegroundColour.GetColor() without checking
// in a few places)
- if ( !col.Ok() || (m_textForegroundColour == col) )
+ if ( !col.IsOk() || (m_textForegroundColour == col) )
return;
m_textForegroundColour = col;
- if ( m_window )
+ if ( m_gdkwindow )
{
m_textForegroundColour.CalcPixel( m_cmap );
gdk_gc_set_foreground( m_textGC, m_textForegroundColour.GetColor() );
}
}
-void wxWindowDC::SetTextBackground( const wxColour &col )
+void wxWindowDCImpl::SetTextBackground( const wxColour &col )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
// same as above
- if ( !col.Ok() || (m_textBackgroundColour == col) )
+ if ( !col.IsOk() || (m_textBackgroundColour == col) )
return;
m_textBackgroundColour = col;
- if ( m_window )
+ if ( m_gdkwindow )
{
m_textBackgroundColour.CalcPixel( m_cmap );
gdk_gc_set_background( m_textGC, m_textBackgroundColour.GetColor() );
}
}
-void wxWindowDC::SetBackgroundMode( int mode )
+void wxWindowDCImpl::SetBackgroundMode( int mode )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
m_backgroundMode = mode;
- if (!m_window) return;
+ if (!m_gdkwindow) return;
// CMB 21/7/98: fill style of cross-hatch brushes is affected by
// transparent/solid background mode
}
}
-void wxWindowDC::SetPalette( const wxPalette& WXUNUSED(palette) )
+void wxWindowDCImpl::SetPalette( const wxPalette& WXUNUSED(palette) )
{
- wxFAIL_MSG( wxT("wxWindowDC::SetPalette not implemented") );
+ wxFAIL_MSG( wxT("wxWindowDCImpl::SetPalette not implemented") );
}
-void wxWindowDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
+void wxWindowDCImpl::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
- if (!m_window) return;
+ if (!m_gdkwindow) return;
wxRect rect;
rect.x = XLOG2DEV(x);
rect.width = XLOG2DEVREL(width);
rect.height = YLOG2DEVREL(height);
+ if (m_window && m_window->m_wxwindow &&
+ (m_window->GetLayoutDirection() == wxLayout_RightToLeft))
+ {
+ rect.x -= rect.width;
+ }
+
if (!m_currentClippingRegion.IsNull())
m_currentClippingRegion.Intersect( rect );
else
wxCoord xx, yy, ww, hh;
m_currentClippingRegion.GetBox( xx, yy, ww, hh );
+#if wxUSE_NEW_DC
+ wxGTKDCImpl::DoSetClippingRegion( xx, yy, ww, hh );
+#else
wxDC::DoSetClippingRegion( xx, yy, ww, hh );
+#endif
- 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() );
+ GdkRegion* gdkRegion = m_currentClippingRegion.GetRegion();
+ gdk_gc_set_clip_region(m_penGC, gdkRegion);
+ gdk_gc_set_clip_region(m_brushGC, gdkRegion);
+ gdk_gc_set_clip_region(m_textGC, gdkRegion);
+ gdk_gc_set_clip_region(m_bgGC, gdkRegion);
}
-void wxWindowDC::DoSetClippingRegionAsRegion( const wxRegion ®ion )
+void wxWindowDCImpl::DoSetClippingRegionAsRegion( const wxRegion ®ion )
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
if (region.Empty())
{
return;
}
- if (!m_window) return;
+ if (!m_gdkwindow) return;
if (!m_currentClippingRegion.IsNull())
m_currentClippingRegion.Intersect( region );
wxCoord xx, yy, ww, hh;
m_currentClippingRegion.GetBox( xx, yy, ww, hh );
+#if wxUSE_NEW_DC
+ wxGTKDCImpl::DoSetClippingRegion( xx, yy, ww, hh );
+#else
wxDC::DoSetClippingRegion( xx, yy, ww, hh );
+#endif
- 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() );
+ GdkRegion* gdkRegion = m_currentClippingRegion.GetRegion();
+ gdk_gc_set_clip_region(m_penGC, gdkRegion);
+ gdk_gc_set_clip_region(m_brushGC, gdkRegion);
+ gdk_gc_set_clip_region(m_textGC, gdkRegion);
+ gdk_gc_set_clip_region(m_bgGC, gdkRegion);
}
-void wxWindowDC::DestroyClippingRegion()
+void wxWindowDCImpl::DestroyClippingRegion()
{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
+ wxCHECK_RET( IsOk(), wxT("invalid window dc") );
+#if wxUSE_NEW_DC
+ wxDCImpl::DestroyClippingRegion();
+#else
wxDC::DestroyClippingRegion();
+#endif
m_currentClippingRegion.Clear();
m_currentClippingRegion.Union( m_paintClippingRegion );
#endif
- if (!m_window) return;
+ if (!m_gdkwindow) return;
- if (m_currentClippingRegion.IsEmpty())
- {
- 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() );
- }
+ GdkRegion* gdkRegion = NULL;
+ if (!m_currentClippingRegion.IsEmpty())
+ gdkRegion = m_currentClippingRegion.GetRegion();
+
+ gdk_gc_set_clip_region(m_penGC, gdkRegion);
+ gdk_gc_set_clip_region(m_brushGC, gdkRegion);
+ gdk_gc_set_clip_region(m_textGC, gdkRegion);
+ gdk_gc_set_clip_region(m_bgGC, gdkRegion);
}
-void wxWindowDC::Destroy()
+void wxWindowDCImpl::Destroy()
{
if (m_penGC) wxFreePoolGC( m_penGC );
m_penGC = (GdkGC*) NULL;
m_bgGC = (GdkGC*) NULL;
}
-void wxWindowDC::ComputeScaleAndOrigin()
+void wxWindowDCImpl::SetDeviceOrigin( wxCoord x, wxCoord y )
+{
+ m_deviceOriginX = x;
+ m_deviceOriginY = y;
+
+ ComputeScaleAndOrigin();
+}
+
+void wxWindowDCImpl::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
+{
+ m_signX = (xLeftRight ? 1 : -1);
+ m_signY = (yBottomUp ? -1 : 1);
+
+ if (m_window && m_window->m_wxwindow &&
+ (m_window->GetLayoutDirection() == wxLayout_RightToLeft))
+ m_signX = -m_signX;
+
+ ComputeScaleAndOrigin();
+}
+
+void wxWindowDCImpl::ComputeScaleAndOrigin()
{
- /* CMB: copy scale to see if it changes */
- double origScaleX = m_scaleX;
- double origScaleY = m_scaleY;
+ const wxRealPoint origScale(m_scaleX, m_scaleY);
+#if wxUSE_NEW_DC
+ wxDCImpl::ComputeScaleAndOrigin();
+#else
wxDC::ComputeScaleAndOrigin();
+#endif
- /* CMB: if scale has changed call SetPen to recalulate the line width */
- if ((m_scaleX != origScaleX || m_scaleY != origScaleY) &&
- (m_pen.Ok()))
+ // if scale has changed call SetPen to recalulate the line width
+ if ( wxRealPoint(m_scaleX, m_scaleY) != origScale && m_pen.IsOk() )
{
- /* this is a bit artificial, but we need to force wxDC to think
- the pen has changed */
- wxPen pen = m_pen;
- m_pen = wxNullPen;
- SetPen( pen );
- }
+ // this is a bit artificial, but we need to force wxDC to think the pen
+ // has changed
+ wxPen pen = m_pen;
+ m_pen = wxNullPen;
+ SetPen( pen );
+ }
}
// Resolution in pixels per logical inch
-wxSize wxWindowDC::GetPPI() const
+wxSize wxWindowDCImpl::GetPPI() const
{
return wxSize( (int) (m_mm_to_pix_x * 25.4 + 0.5), (int) (m_mm_to_pix_y * 25.4 + 0.5));
}
-int wxWindowDC::GetDepth() const
+int wxWindowDCImpl::GetDepth() const
{
- wxFAIL_MSG(wxT("not implemented"));
-
- return -1;
+ return gdk_drawable_get_depth(m_gdkwindow);
}
//-----------------------------------------------------------------------------
-// wxPaintDC
+// wxClientDCImpl
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxClientDC)
+IMPLEMENT_ABSTRACT_CLASS(wxClientDCImpl, wxWindowDCImpl)
-wxPaintDC::wxPaintDC( wxWindow *win )
- : wxClientDC( win )
+wxClientDCImpl::wxClientDCImpl( wxDC *owner )
+ : wxWindowDCImpl( owner )
{
-#if USE_PAINT_REGION
- if (!win->m_clipPaintRegion)
- return;
+}
- m_paintClippingRegion = win->GetUpdateRegion();
- GdkRegion *region = m_paintClippingRegion.GetRegion();
- if ( region )
- {
- m_paintClippingRegion = win->GetUpdateRegion();
- GdkRegion *region = m_paintClippingRegion.GetRegion();
- if ( region )
- {
- m_currentClippingRegion.Union( m_paintClippingRegion );
+wxClientDCImpl::wxClientDCImpl( wxDC *owner, wxWindow *win )
+ : wxWindowDCImpl( owner, win )
+{
+ wxCHECK_RET( win, _T("NULL window in wxClientDCImpl::wxClientDC") );
- 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 // USE_PAINT_REGION
+#ifdef __WXUNIVERSAL__
+ wxPoint ptOrigin = win->GetClientAreaOrigin();
+ SetDeviceOrigin(ptOrigin.x, ptOrigin.y);
+ wxSize size = win->GetClientSize();
+ DoSetClippingRegion(0, 0, size.x, size.y);
+#endif
+ // __WXUNIVERSAL__
+}
+
+void wxClientDCImpl::DoGetSize(int *width, int *height) const
+{
+ wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
+
+ m_window->GetClientSize( width, height );
}
//-----------------------------------------------------------------------------
-// wxClientDC
+// wxPaintDCImpl
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC)
+IMPLEMENT_ABSTRACT_CLASS(wxPaintDCImpl, wxClientDCImpl)
-wxClientDC::wxClientDC( wxWindow *win )
- : wxWindowDC( win )
+// Limit the paint region to the window size. Sometimes
+// the paint region is too big, and this risks X11 errors
+static void wxLimitRegionToSize(wxRegion& region, const wxSize& sz)
{
- wxCHECK_RET( win, _T("NULL window in wxClientDC::wxClientDC") );
+ wxRect originalRect = region.GetBox();
+ wxRect rect(originalRect);
+ if (rect.width + rect.x > sz.x)
+ rect.width = sz.x - rect.x;
+ if (rect.height + rect.y > sz.y)
+ rect.height = sz.y - rect.y;
+ if (rect != originalRect)
+ {
+ region = wxRegion(rect);
+ wxLogTrace(wxT("painting"), wxT("Limiting region from %d, %d, %d, %d to %d, %d, %d, %d\n"),
+ originalRect.x, originalRect.y, originalRect.width, originalRect.height,
+ rect.x, rect.y, rect.width, rect.height);
+ }
+}
-#ifdef __WXUNIVERSAL__
- wxPoint ptOrigin = win->GetClientAreaOrigin();
- SetDeviceOrigin(ptOrigin.x, ptOrigin.y);
- wxSize size = win->GetClientSize();
- SetClippingRegion(wxPoint(0, 0), size);
-#endif // __WXUNIVERSAL__
+wxPaintDCImpl::wxPaintDCImpl( wxDC *owner )
+ : wxClientDCImpl( owner )
+{
}
-void wxClientDC::DoGetSize(int *width, int *height) const
+wxPaintDCImpl::wxPaintDCImpl( wxDC *owner, wxWindow *win )
+ : wxClientDCImpl( owner, win )
{
- wxCHECK_RET( m_owner, _T("GetSize() doesn't work without window") );
+#if USE_PAINT_REGION
+ if (!win->m_clipPaintRegion)
+ return;
- m_owner->GetClientSize( width, height );
+ wxSize sz = win->GetSize();
+ m_paintClippingRegion = win->m_nativeUpdateRegion;
+ wxLimitRegionToSize(m_paintClippingRegion, sz);
+
+ GdkRegion *region = m_paintClippingRegion.GetRegion();
+ if ( region )
+ {
+ m_currentClippingRegion.Union( m_paintClippingRegion );
+ wxLimitRegionToSize(m_currentClippingRegion, sz);
+
+ if (sz.x <= 0 || sz.y <= 0)
+ return ;
+
+ 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
}
// ----------------------------------------------------------------------------
bool wxDCModule::OnInit()
{
wxInitGCPool();
- return TRUE;
+ return true;
}
void wxDCModule::OnExit()
{
wxCleanUpGCPool();
+
+ for (int i = wxLAST_HATCH - wxFIRST_HATCH; i--; )
+ {
+ if (hatches[i])
+ g_object_unref(hatches[i]);
+ }
}
projects / wxWidgets.git / blobdiff