/////////////////////////////////////////////////////////////////////////////
-// Name: dcclient.cpp
+// Name: gtk/dcclient.cpp
// Purpose:
// Author: Robert Roebling
// RCS-ID: $Id$
// Copyright: (c) 1998 Robert Roebling, Markus Holzem, Chris Breeze
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#include "wx/dcclient.h"
#include "wx/dcmemory.h"
#include "wx/image.h"
-#include <math.h>
+#include "wx/module.h"
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#include "wx/gtk/win_gtk.h"
+
+#include <math.h> // for floating-point functions
+
+#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
+#include <gtk/gtk.h>
+
+//-----------------------------------------------------------------------------
+// local defines
+//-----------------------------------------------------------------------------
+
+#define USE_PAINT_REGION 1
//-----------------------------------------------------------------------------
// local data
static GdkPixmap *hatches[num_hatches];
static GdkPixmap **hatch_bitmap = (GdkPixmap **) NULL;
+extern GtkWidget *wxRootWindow;
+
//-----------------------------------------------------------------------------
// constants
//-----------------------------------------------------------------------------
-#define RAD2DEG 57.2957795131
+const double RAD2DEG = 180.0 / M_PI;
+
+// ----------------------------------------------------------------------------
+// private functions
+// ----------------------------------------------------------------------------
+
+static inline double dmax(double a, double b) { return a > b ? a : b; }
+static inline double dmin(double a, double b) { return a < b ? a : b; }
+
+static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
//-----------------------------------------------------------------------------
// temporary implementation of the missing GDK function
//-----------------------------------------------------------------------------
+
#include "gdk/gdkprivate.h"
-void gdk_draw_bitmap (GdkDrawable *drawable,
- GdkGC *gc,
- GdkDrawable *src,
- gint xsrc,
- gint ysrc,
- gint xdest,
- gint ydest,
- gint width,
- gint height)
+
+void gdk_draw_bitmap (GdkDrawable *drawable,
+ GdkGC *gc,
+ GdkDrawable *src,
+ gint xsrc,
+ gint ysrc,
+ gint xdest,
+ gint ydest,
+ gint width,
+ gint height)
{
GdkWindowPrivate *drawable_private;
GdkWindowPrivate *src_private;
src_private = (GdkWindowPrivate*) src;
if (drawable_private->destroyed || src_private->destroyed)
return;
-
+
gc_private = (GdkGCPrivate*) gc;
if (width == -1) width = src_private->width;
if (height == -1) height = src_private->height;
XCopyPlane( drawable_private->xdisplay,
- src_private->xwindow,
- drawable_private->xwindow,
- gc_private->xgc,
- xsrc, ysrc,
- width, height,
- xdest, ydest,
- 1 );
+ src_private->xwindow,
+ drawable_private->xwindow,
+ gc_private->xgc,
+ xsrc, ysrc,
+ width, height,
+ xdest, ydest,
+ 1 );
+}
+
+//-----------------------------------------------------------------------------
+// Implement Pool of Graphic contexts. Creating them takes too much time.
+//-----------------------------------------------------------------------------
+
+#define GC_POOL_SIZE 200
+
+enum wxPoolGCType
+{
+ wxGC_ERROR = 0,
+ wxTEXT_MONO,
+ wxBG_MONO,
+ wxPEN_MONO,
+ wxBRUSH_MONO,
+ wxTEXT_COLOUR,
+ wxBG_COLOUR,
+ wxPEN_COLOUR,
+ wxBRUSH_COLOUR
+};
+
+struct wxGC
+{
+ GdkGC *m_gc;
+ wxPoolGCType m_type;
+ bool m_used;
+};
+
+static wxGC wxGCPool[GC_POOL_SIZE];
+
+static void wxInitGCPool()
+{
+ memset( wxGCPool, 0, GC_POOL_SIZE*sizeof(wxGC) );
+}
+
+static void wxCleanUpGCPool()
+{
+ for (int i = 0; i < GC_POOL_SIZE; i++)
+ {
+ if (wxGCPool[i].m_gc)
+ gdk_gc_unref( wxGCPool[i].m_gc );
+ }
+}
+
+static GdkGC* wxGetPoolGC( GdkWindow *window, wxPoolGCType type )
+{
+ for (int i = 0; i < GC_POOL_SIZE; i++)
+ {
+ if (!wxGCPool[i].m_gc)
+ {
+ wxGCPool[i].m_gc = gdk_gc_new( window );
+ gdk_gc_set_exposures( wxGCPool[i].m_gc, FALSE );
+ wxGCPool[i].m_type = type;
+ wxGCPool[i].m_used = FALSE;
+ }
+ if ((!wxGCPool[i].m_used) && (wxGCPool[i].m_type == type))
+ {
+ wxGCPool[i].m_used = TRUE;
+ return wxGCPool[i].m_gc;
+ }
+ }
+
+ wxFAIL_MSG( wxT("No GC available") );
+
+ return (GdkGC*) NULL;
+}
+
+static void wxFreePoolGC( GdkGC *gc )
+{
+ for (int i = 0; i < GC_POOL_SIZE; i++)
+ {
+ if (wxGCPool[i].m_gc == gc)
+ {
+ wxGCPool[i].m_used = FALSE;
+ return;
+ }
+ }
+
+ wxFAIL_MSG( wxT("Wrong GC") );
}
//-----------------------------------------------------------------------------
// wxWindowDC
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxWindowDC,wxDC)
+IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
wxWindowDC::wxWindowDC()
{
m_bgGC = (GdkGC *) NULL;
m_cmap = (GdkColormap *) NULL;
m_isMemDC = FALSE;
+ m_isScreenDC = FALSE;
m_owner = (wxWindow *)NULL;
}
m_bgGC = (GdkGC *) NULL;
m_cmap = (GdkColormap *) NULL;
m_owner = (wxWindow *)NULL;
-
- if (!window) return;
-
+ m_isMemDC = FALSE;
+ m_isScreenDC = FALSE;
+ m_font = window->GetFont();
+
+ wxASSERT_MSG( window, wxT("DC needs a window") );
+
GtkWidget *widget = window->m_wxwindow;
- if (!widget)
- return;
-
- m_window = widget->window;
-
+
+ // some controls don't have m_wxwindow - like wxStaticBox, but the user
+ // code should still be able to create wxClientDCs for them, so we will
+ // use the parent window here then
+ if ( !widget )
+ {
+ window = window->GetParent();
+ widget = window->m_wxwindow;
+ }
+
+ wxASSERT_MSG( widget, wxT("DC needs a widget") );
+
+ GtkPizza *pizza = GTK_PIZZA( widget );
+ m_window = pizza->bin_window;
+
/* not realized ? */
if (!m_window)
{
- /* force realization */
- gtk_widget_realize( widget );
- m_window = widget->window;
+ /* don't report problems */
+ m_ok = TRUE;
+
+ return;
}
-
- /* still not realized ? */
- if (!m_window) return;
-
- if (window->m_wxwindow)
- m_cmap = gtk_widget_get_colormap( window->m_wxwindow );
- else
- m_cmap = gtk_widget_get_colormap( window->m_widget );
-
- m_isMemDC = FALSE;
-
+
+ m_cmap = gtk_widget_get_colormap( widget ? widget : window->m_widget );
+
SetUpDC();
/* this must be done after SetUpDC, bacause SetUpDC calls the
and this might not be desired as the standard dc background
is white whereas a window might assume gray to be the
standard (as e.g. wxStatusBar) */
-
+
m_owner = window;
}
Destroy();
}
-void wxWindowDC::FloodFill( long WXUNUSED(x), long WXUNUSED(y),
+void wxWindowDC::SetUpDC()
+{
+ m_ok = TRUE;
+
+ wxASSERT_MSG( !m_penGC, wxT("GCs already created") );
+
+ if (m_isMemDC && (((wxMemoryDC*)this)->m_selected.GetDepth() == 1))
+ {
+ m_penGC = wxGetPoolGC( m_window, wxPEN_MONO );
+ m_brushGC = wxGetPoolGC( m_window, wxBRUSH_MONO );
+ m_textGC = wxGetPoolGC( m_window, wxTEXT_MONO );
+ m_bgGC = wxGetPoolGC( m_window, wxBG_MONO );
+ }
+ else
+ {
+ m_penGC = wxGetPoolGC( m_window, wxPEN_COLOUR );
+ m_brushGC = wxGetPoolGC( m_window, wxBRUSH_COLOUR );
+ m_textGC = wxGetPoolGC( m_window, wxTEXT_COLOUR );
+ m_bgGC = wxGetPoolGC( m_window, wxBG_COLOUR );
+ }
+
+ /* background colour */
+ m_backgroundBrush = *wxWHITE_BRUSH;
+ m_backgroundBrush.GetColour().CalcPixel( m_cmap );
+ GdkColor *bg_col = m_backgroundBrush.GetColour().GetColor();
+
+ /* m_textGC */
+ m_textForegroundColour.CalcPixel( m_cmap );
+ gdk_gc_set_foreground( m_textGC, m_textForegroundColour.GetColor() );
+
+ m_textBackgroundColour.CalcPixel( m_cmap );
+ gdk_gc_set_background( m_textGC, m_textBackgroundColour.GetColor() );
+
+ gdk_gc_set_fill( m_textGC, GDK_SOLID );
+
+ /* m_penGC */
+ m_pen.GetColour().CalcPixel( m_cmap );
+ gdk_gc_set_foreground( m_penGC, m_pen.GetColour().GetColor() );
+ gdk_gc_set_background( m_penGC, bg_col );
+
+ gdk_gc_set_line_attributes( m_penGC, 0, GDK_LINE_SOLID, GDK_CAP_NOT_LAST, GDK_JOIN_ROUND );
+
+ /* m_brushGC */
+ m_brush.GetColour().CalcPixel( m_cmap );
+ gdk_gc_set_foreground( m_brushGC, m_brush.GetColour().GetColor() );
+ gdk_gc_set_background( m_brushGC, bg_col );
+
+ gdk_gc_set_fill( m_brushGC, GDK_SOLID );
+
+ /* m_bgGC */
+ gdk_gc_set_background( m_bgGC, bg_col );
+ gdk_gc_set_foreground( m_bgGC, bg_col );
+
+ gdk_gc_set_fill( m_bgGC, GDK_SOLID );
+
+ /* ROPs */
+ gdk_gc_set_function( m_textGC, GDK_COPY );
+ gdk_gc_set_function( m_brushGC, GDK_COPY );
+ gdk_gc_set_function( m_penGC, GDK_COPY );
+
+ /* clipping */
+ gdk_gc_set_clip_rectangle( m_penGC, (GdkRectangle *) NULL );
+ gdk_gc_set_clip_rectangle( m_brushGC, (GdkRectangle *) NULL );
+ gdk_gc_set_clip_rectangle( m_textGC, (GdkRectangle *) NULL );
+ gdk_gc_set_clip_rectangle( m_bgGC, (GdkRectangle *) NULL );
+
+ if (!hatch_bitmap)
+ {
+ hatch_bitmap = hatches;
+ hatch_bitmap[0] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, bdiag_bits, bdiag_width, bdiag_height );
+ hatch_bitmap[1] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, cdiag_bits, cdiag_width, cdiag_height );
+ hatch_bitmap[2] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, fdiag_bits, fdiag_width, fdiag_height );
+ hatch_bitmap[3] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, cross_bits, cross_width, cross_height );
+ hatch_bitmap[4] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, horiz_bits, horiz_width, horiz_height );
+ hatch_bitmap[5] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, verti_bits, verti_width, verti_height );
+ }
+}
+
+void wxWindowDC::DoFloodFill( wxCoord WXUNUSED(x), wxCoord WXUNUSED(y),
const wxColour &WXUNUSED(col), int WXUNUSED(style) )
{
- wxFAIL_MSG( _T("wxWindowDC::FloodFill not implemented") );
+ wxFAIL_MSG( wxT("wxWindowDC::DoFloodFill not implemented") );
}
-bool wxWindowDC::GetPixel( long WXUNUSED(x1), long WXUNUSED(y1), wxColour *WXUNUSED(col) ) const
+bool wxWindowDC::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const
{
- wxFAIL_MSG( _T("wxWindowDC::GetPixel not implemented") );
- return FALSE;
+ // Generic (and therefore rather inefficient) method.
+ // Could be improved.
+ wxMemoryDC memdc;
+ wxBitmap bitmap(1, 1);
+ memdc.SelectObject(bitmap);
+ memdc.Blit(0, 0, 1, 1, (wxDC*) this, x1, y1);
+ memdc.SelectObject(wxNullBitmap);
+ wxImage image(bitmap);
+ col->Set(image.GetRed(0, 0), image.GetGreen(0, 0), image.GetBlue(0, 0));
+ return TRUE;
}
-void wxWindowDC::DrawLine( long x1, long y1, long x2, long y2 )
+void wxWindowDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
if (m_pen.GetStyle() != wxTRANSPARENT)
{
- gdk_draw_line( m_window, m_penGC,
- XLOG2DEV(x1), YLOG2DEV(y1), XLOG2DEV(x2), YLOG2DEV(y2) );
-
+ if (m_window)
+ gdk_draw_line( m_window, m_penGC, XLOG2DEV(x1), YLOG2DEV(y1), XLOG2DEV(x2), YLOG2DEV(y2) );
+
CalcBoundingBox(x1, y1);
CalcBoundingBox(x2, y2);
}
}
-void wxWindowDC::CrossHair( long x, long y )
+void wxWindowDC::DoCrossHair( wxCoord x, wxCoord y )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
if (m_pen.GetStyle() != wxTRANSPARENT)
{
int w = 0;
int h = 0;
GetSize( &w, &h );
- long xx = XLOG2DEV(x);
- long yy = YLOG2DEV(y);
- gdk_draw_line( m_window, m_penGC, 0, yy, XLOG2DEVREL(w), yy );
- gdk_draw_line( m_window, m_penGC, xx, 0, xx, YLOG2DEVREL(h) );
+ wxCoord xx = XLOG2DEV(x);
+ wxCoord yy = YLOG2DEV(y);
+ if (m_window)
+ {
+ gdk_draw_line( m_window, m_penGC, 0, yy, XLOG2DEVREL(w), yy );
+ gdk_draw_line( m_window, m_penGC, xx, 0, xx, YLOG2DEVREL(h) );
+ }
}
}
-void wxWindowDC::DrawArc( long x1, long y1, long x2, long y2, double xc, double yc )
+void wxWindowDC::DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2,
+ wxCoord xc, wxCoord yc )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
- long xx1 = XLOG2DEV(x1);
- long yy1 = YLOG2DEV(y1);
- long xx2 = XLOG2DEV(x2);
- long yy2 = YLOG2DEV(y2);
- long xxc = XLOG2DEV((long)xc);
- long yyc = YLOG2DEV((long)yc);
- double dx = xx1 - xxc;
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ wxCoord xx1 = XLOG2DEV(x1);
+ wxCoord yy1 = YLOG2DEV(y1);
+ wxCoord xx2 = XLOG2DEV(x2);
+ wxCoord yy2 = YLOG2DEV(y2);
+ wxCoord xxc = XLOG2DEV(xc);
+ wxCoord yyc = YLOG2DEV(yc);
+ double dx = xx1 - xxc;
double dy = yy1 - yyc;
- double radius = sqrt(dx*dx+dy*dy);
- long r = (long)radius;
+ double radius = sqrt((double)(dx*dx+dy*dy));
+ wxCoord r = (wxCoord)radius;
double radius1, radius2;
- if (xx1 == xx2 && yy1 == yy2)
+ if (xx1 == xx2 && yy1 == yy2)
{
radius1 = 0.0;
radius2 = 360.0;
- }
- else
- if (radius == 0.0)
+ }
+ else
+ if (radius == 0.0)
{
radius1 = radius2 = 0.0;
- }
- else
+ }
+ else
{
radius1 = (xx1 - xxc == 0) ?
- (yy1 - yyc < 0) ? 90.0 : -90.0 :
- -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG;
+ (yy1 - yyc < 0) ? 90.0 : -90.0 :
+ -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG;
radius2 = (xx2 - xxc == 0) ?
- (yy2 - yyc < 0) ? 90.0 : -90.0 :
- -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG;
+ (yy2 - yyc < 0) ? 90.0 : -90.0 :
+ -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG;
}
- long alpha1 = long(radius1 * 64.0);
- long alpha2 = long((radius2 - radius1) * 64.0);
+ wxCoord alpha1 = wxCoord(radius1 * 64.0);
+ wxCoord alpha2 = wxCoord((radius2 - radius1) * 64.0);
while (alpha2 <= 0) alpha2 += 360*64;
while (alpha1 > 360*64) alpha1 -= 360*64;
- if (m_brush.GetStyle() != wxTRANSPARENT)
- gdk_draw_arc( m_window, m_brushGC, TRUE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
-
- if (m_pen.GetStyle() != wxTRANSPARENT)
- gdk_draw_arc( m_window, m_penGC, FALSE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
-
+ if (m_window)
+ {
+ if (m_brush.GetStyle() != wxTRANSPARENT)
+ gdk_draw_arc( m_window, m_brushGC, TRUE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ gdk_draw_arc( m_window, m_penGC, FALSE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
+ }
+
CalcBoundingBox (x1, y1);
CalcBoundingBox (x2, y2);
}
-void wxWindowDC::DrawEllipticArc( long x, long y, long width, long height, double sa, double ea )
+void wxWindowDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double sa, double ea )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
- long xx = XLOG2DEV(x);
- long yy = YLOG2DEV(y);
- long ww = m_signX * XLOG2DEVREL(width);
- long hh = m_signY * YLOG2DEVREL(height);
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ wxCoord xx = XLOG2DEV(x);
+ wxCoord yy = YLOG2DEV(y);
+ wxCoord ww = m_signX * XLOG2DEVREL(width);
+ wxCoord hh = m_signY * YLOG2DEVREL(height);
+
// CMB: handle -ve width and/or height
if (ww < 0) { ww = -ww; xx = xx - ww; }
if (hh < 0) { hh = -hh; yy = yy - hh; }
-
- long start = long(sa * 64.0);
- long end = long(ea * 64.0);
- if (m_brush.GetStyle() != wxTRANSPARENT)
- gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, start, end );
-
- if (m_pen.GetStyle() != wxTRANSPARENT)
- gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy, ww, hh, start, end );
-
+
+ if (m_window)
+ {
+ wxCoord start = wxCoord(sa * 64.0);
+ wxCoord end = wxCoord(ea * 64.0);
+
+ if (m_brush.GetStyle() != wxTRANSPARENT)
+ gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, start, end );
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy, ww, hh, start, end );
+ }
+
CalcBoundingBox (x, y);
CalcBoundingBox (x + width, y + height);
}
-void wxWindowDC::DrawPoint( long x, long y )
+void wxWindowDC::DoDrawPoint( wxCoord x, wxCoord y )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
- if (m_pen.GetStyle() != wxTRANSPARENT)
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ if ((m_pen.GetStyle() != wxTRANSPARENT) && m_window)
gdk_draw_point( m_window, m_penGC, XLOG2DEV(x), YLOG2DEV(y) );
-
+
CalcBoundingBox (x, y);
}
-void wxWindowDC::DrawLines( int n, wxPoint points[], long xoffset, long yoffset )
+void wxWindowDC::DoDrawLines( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
if (m_pen.GetStyle() == wxTRANSPARENT) return;
if (n <= 0) return;
-
+
CalcBoundingBox( points[0].x + xoffset, points[0].y + yoffset );
-
+
for (int i = 0; i < n-1; i++)
{
- long x1 = XLOG2DEV(points[i].x + xoffset);
- long x2 = XLOG2DEV(points[i+1].x + xoffset);
- long y1 = YLOG2DEV(points[i].y + yoffset); // oh, what a waste
- long y2 = YLOG2DEV(points[i+1].y + yoffset);
- gdk_draw_line( m_window, m_penGC, x1, y1, x2, y2 );
-
+ 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);
+
+ if (m_window)
+ gdk_draw_line( m_window, m_penGC, x1, y1, x2, y2 );
+
CalcBoundingBox( points[i+1].x + xoffset, points[i+1].y + yoffset );
}
}
-void wxWindowDC::DrawLines( wxList *points, long xoffset, long yoffset )
+void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int WXUNUSED(fillStyle) )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
- if (m_pen.GetStyle() == wxTRANSPARENT) return;
-
- wxNode *node = points->First();
- if (!node) return;
-
- wxPoint *pt = (wxPoint*)node->Data();
- CalcBoundingBox( pt->x + xoffset, pt->y + yoffset );
-
- while (node->Next())
- {
- wxPoint *point = (wxPoint*)node->Data();
- wxPoint *npoint = (wxPoint*)node->Next()->Data();
- long x1 = XLOG2DEV(point->x + xoffset);
- long x2 = XLOG2DEV(npoint->x + xoffset);
- long y1 = YLOG2DEV(point->y + yoffset); // and a waste again...
- long y2 = YLOG2DEV(npoint->y + yoffset);
- gdk_draw_line( m_window, m_penGC, x1, y1, x2, y2 );
- node = node->Next();
-
- CalcBoundingBox( npoint->x + xoffset, npoint->y + yoffset );
- }
-}
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
-void wxWindowDC::DrawPolygon( int n, wxPoint points[], long xoffset, long yoffset, int WXUNUSED(fillStyle) )
-{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
if (n <= 0) return;
-
+
GdkPoint *gdkpoints = new GdkPoint[n+1];
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 (m_brush.GetStyle() != wxTRANSPARENT)
- gdk_draw_polygon (m_window, m_brushGC, TRUE, gdkpoints, n);
-
- // To do: Fillstyle
-
- if (m_pen.GetStyle() != wxTRANSPARENT)
- for (i = 0 ; i < n ; i++)
- {
- gdk_draw_line( m_window, m_penGC,
- gdkpoints[i%n].x,
- gdkpoints[i%n].y,
- gdkpoints[(i+1)%n].x,
- gdkpoints[(i+1)%n].y);
- }
-
- delete[] gdkpoints;
-}
-void wxWindowDC::DrawPolygon( wxList *lines, long xoffset, long yoffset, int WXUNUSED(fillStyle))
-{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
- int n = lines->Number();
- if (n <= 0) return;
-
- GdkPoint *gdkpoints = new GdkPoint[n];
- wxNode *node = lines->First();
- int cnt = 0;
- while (node)
+ if (m_window)
{
- wxPoint *p = (wxPoint *) node->Data();
- gdkpoints[cnt].x = XLOG2DEV(p->x + xoffset);
- gdkpoints[cnt].y = YLOG2DEV(p->y + yoffset);
- node = node->Next();
- cnt++;
-
- CalcBoundingBox( p->x + xoffset, p->y + yoffset );
- }
-
- if (m_brush.GetStyle() != wxTRANSPARENT)
- gdk_draw_polygon (m_window, m_brushGC, TRUE, gdkpoints, n);
-
- // To do: Fillstyle
-
- if (m_pen.GetStyle() != wxTRANSPARENT)
- {
- int i;
- for (i = 0 ; i < n ; i++)
- {
- gdk_draw_line( m_window, m_penGC,
- gdkpoints[i%n].x,
- gdkpoints[i%n].y,
- gdkpoints[(i+1)%n].x,
- gdkpoints[(i+1)%n].y );
+ if (m_brush.GetStyle() != wxTRANSPARENT)
+ {
+ if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask()))
+ {
+ gdk_gc_set_ts_origin( m_textGC,
+ m_deviceOriginX % m_brush.GetStipple()->GetWidth(),
+ m_deviceOriginY % m_brush.GetStipple()->GetHeight() );
+ gdk_draw_polygon( m_window, m_textGC, TRUE, gdkpoints, n );
+ gdk_gc_set_ts_origin( m_textGC, 0, 0 );
+ } else
+ if (m_brush.GetStyle() == wxSTIPPLE)
+ {
+ gdk_gc_set_ts_origin( m_brushGC,
+ m_deviceOriginX % m_brush.GetStipple()->GetWidth(),
+ m_deviceOriginY % m_brush.GetStipple()->GetHeight() );
+ gdk_draw_polygon( m_window, m_brushGC, TRUE, gdkpoints, n );
+ gdk_gc_set_ts_origin( m_brushGC, 0, 0 );
+ }
+ else
+ {
+ gdk_draw_polygon( m_window, m_brushGC, TRUE, gdkpoints, n );
+ }
+ }
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+ for (i = 0 ; i < n ; i++)
+ {
+ gdk_draw_line( m_window, m_penGC,
+ gdkpoints[i%n].x,
+ gdkpoints[i%n].y,
+ gdkpoints[(i+1)%n].x,
+ gdkpoints[(i+1)%n].y);
+ }
}
}
+
delete[] gdkpoints;
}
-void wxWindowDC::DrawRectangle( long x, long y, long width, long height )
+void wxWindowDC::DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ wxCoord xx = XLOG2DEV(x);
+ wxCoord yy = YLOG2DEV(y);
+ wxCoord ww = m_signX * XLOG2DEVREL(width);
+ wxCoord hh = m_signY * YLOG2DEVREL(height);
- long xx = XLOG2DEV(x);
- long yy = YLOG2DEV(y);
- long ww = m_signX * XLOG2DEVREL(width);
- long hh = m_signY * YLOG2DEVREL(height);
-
// CMB: draw nothing if transformed w or h is 0
if (ww == 0 || hh == 0) return;
if (ww < 0) { ww = -ww; xx = xx - ww; }
if (hh < 0) { hh = -hh; yy = yy - hh; }
- if (m_brush.GetStyle() != wxTRANSPARENT)
- gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy, ww, hh );
-
- if (m_pen.GetStyle() != wxTRANSPARENT)
- gdk_draw_rectangle( m_window, m_penGC, FALSE, xx, yy, ww-1, hh-1 );
-
+ if (m_window)
+ {
+ if (m_brush.GetStyle() != wxTRANSPARENT)
+ {
+ if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask()))
+ {
+ gdk_gc_set_ts_origin( m_textGC,
+ m_deviceOriginX % m_brush.GetStipple()->GetWidth(),
+ m_deviceOriginY % m_brush.GetStipple()->GetHeight() );
+ gdk_draw_rectangle( m_window, m_textGC, TRUE, xx, yy, ww, hh );
+ gdk_gc_set_ts_origin( m_textGC, 0, 0 );
+ }
+ else if (m_brush.GetStyle() == wxSTIPPLE)
+ {
+ gdk_gc_set_ts_origin( m_brushGC,
+ m_deviceOriginX % m_brush.GetStipple()->GetWidth(),
+ m_deviceOriginY % m_brush.GetStipple()->GetHeight() );
+ gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy, ww, hh );
+ gdk_gc_set_ts_origin( m_brushGC, 0, 0 );
+ }
+ else
+ {
+ gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy, ww, hh );
+ }
+ }
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ gdk_draw_rectangle( m_window, m_penGC, FALSE, xx, yy, ww-1, hh-1 );
+ }
+
CalcBoundingBox( x, y );
CalcBoundingBox( x + width, y + height );
}
-void wxWindowDC::DrawRoundedRectangle( long x, long y, long width, long height, double radius )
+void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
if (radius < 0.0) radius = - radius * ((width < height) ? width : height);
-
- long xx = XLOG2DEV(x);
- long yy = YLOG2DEV(y);
- long ww = m_signX * XLOG2DEVREL(width);
- long hh = m_signY * YLOG2DEVREL(height);
- long rr = XLOG2DEVREL((long)radius);
+
+ wxCoord xx = XLOG2DEV(x);
+ wxCoord yy = YLOG2DEV(y);
+ wxCoord ww = m_signX * XLOG2DEVREL(width);
+ wxCoord hh = m_signY * YLOG2DEVREL(height);
+ wxCoord rr = XLOG2DEVREL((wxCoord)radius);
// CMB: handle -ve width and/or height
if (ww < 0) { ww = -ww; xx = xx - ww; }
hh--;
}
- // CMB: ensure dd is not larger than rectangle otherwise we
- // get an hour glass shape
- long dd = 2 * rr;
- if (dd > ww) dd = ww;
- if (dd > hh) dd = hh;
- rr = dd / 2;
-
- if (m_brush.GetStyle() != wxTRANSPARENT)
+ if (m_window)
{
- gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx+rr, yy, ww-dd+1, hh );
- gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy+rr, ww, hh-dd+1 );
- gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, dd, dd, 90*64, 90*64 );
- gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy, dd, dd, 0, 90*64 );
- gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
- gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
- }
-
- if (m_pen.GetStyle() != wxTRANSPARENT)
- {
- gdk_draw_line( m_window, m_penGC, xx+rr, yy, xx+ww-rr, yy );
- gdk_draw_line( m_window, m_penGC, xx+rr, yy+hh, xx+ww-rr, yy+hh );
- gdk_draw_line( m_window, m_penGC, xx, yy+rr, xx, yy+hh-rr );
- gdk_draw_line( m_window, m_penGC, xx+ww, yy+rr, 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 );
+ // CMB: ensure dd is not larger than rectangle otherwise we
+ // get an hour glass shape
+ wxCoord dd = 2 * rr;
+ if (dd > ww) dd = ww;
+ if (dd > hh) dd = hh;
+ rr = dd / 2;
+
+ 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 (m_brush.GetStyle() == wxSTIPPLE)
+ {
+ gdk_gc_set_ts_origin( m_brushGC,
+ m_deviceOriginX % m_brush.GetStipple()->GetWidth(),
+ m_deviceOriginY % m_brush.GetStipple()->GetHeight() );
+ gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx+rr, yy, ww-dd+1, hh );
+ gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy+rr, ww, hh-dd+1 );
+ gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, dd, dd, 90*64, 90*64 );
+ gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy, dd, dd, 0, 90*64 );
+ gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
+ gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
+ gdk_gc_set_ts_origin( m_brushGC, 0, 0 );
+ }
+ else
+ {
+ gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx+rr, yy, ww-dd+1, hh );
+ gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy+rr, ww, hh-dd+1 );
+ gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, dd, dd, 90*64, 90*64 );
+ gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy, dd, dd, 0, 90*64 );
+ gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
+ gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
+ }
+ }
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+ gdk_draw_line( m_window, m_penGC, xx+rr, yy, xx+ww-rr, yy );
+ gdk_draw_line( m_window, m_penGC, xx+rr, yy+hh, xx+ww-rr, yy+hh );
+ gdk_draw_line( m_window, m_penGC, xx, yy+rr, xx, yy+hh-rr );
+ gdk_draw_line( m_window, m_penGC, xx+ww, yy+rr, 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 );
+ }
}
-
+
// this ignores the radius
CalcBoundingBox( x, y );
CalcBoundingBox( x + width, y + height );
}
-void wxWindowDC::DrawEllipse( long x, long y, long width, long height )
+void wxWindowDC::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
- long xx = XLOG2DEV(x);
- long yy = YLOG2DEV(y);
- long ww = m_signX * XLOG2DEVREL(width);
- long hh = m_signY * YLOG2DEVREL(height);
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ wxCoord xx = XLOG2DEV(x);
+ wxCoord yy = YLOG2DEV(y);
+ wxCoord ww = m_signX * XLOG2DEVREL(width);
+ wxCoord hh = m_signY * YLOG2DEVREL(height);
// CMB: handle -ve width and/or height
if (ww < 0) { ww = -ww; xx = xx - ww; }
if (hh < 0) { hh = -hh; yy = yy - hh; }
-
- if (m_brush.GetStyle() != wxTRANSPARENT)
- gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, 0, 360*64 );
-
- if (m_pen.GetStyle() != wxTRANSPARENT)
- gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy, ww, hh, 0, 360*64 );
-
+
+ if (m_window)
+ {
+ 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 (m_brush.GetStyle() == wxSTIPPLE)
+ {
+ gdk_gc_set_ts_origin( m_brushGC,
+ m_deviceOriginX % m_brush.GetStipple()->GetWidth(),
+ m_deviceOriginY % m_brush.GetStipple()->GetHeight() );
+ gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, 0, 360*64 );
+ gdk_gc_set_ts_origin( m_brushGC, 0, 0 );
+ }
+ else
+ {
+ gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, 0, 360*64 );
+ }
+ }
+
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy, ww, hh, 0, 360*64 );
+ }
+
CalcBoundingBox( x - width, y - height );
CalcBoundingBox( x + width, y + height );
}
-bool wxWindowDC::CanDrawBitmap() const
+void wxWindowDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
{
- return TRUE;
+ // VZ: egcs 1.0.3 refuses to compile this without cast, no idea why
+ DoDrawBitmap( (const wxBitmap&)icon, x, y, (bool)TRUE );
}
-void wxWindowDC::DrawIcon( const wxIcon &icon, long x, long y )
+void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap,
+ wxCoord x, wxCoord y,
+ bool useMask )
{
- DrawBitmap( icon, x, y, TRUE );
-}
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ wxCHECK_RET( bitmap.Ok(), wxT("invalid bitmap") );
+
+ bool is_mono = (bitmap.GetBitmap() != NULL);
-void wxWindowDC::DrawBitmap( const wxBitmap &bitmap, long x, long y, bool useMask )
-{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
- if (!bitmap.Ok()) return;
-
/* scale/translate size and position */
-
int xx = XLOG2DEV(x);
int yy = YLOG2DEV(y);
-
+
int w = bitmap.GetWidth();
int h = bitmap.GetHeight();
-
+
+ CalcBoundingBox( x, y );
+ CalcBoundingBox( x + w, y + h );
+
+ if (!m_window) return;
+
int ww = XLOG2DEVREL(w);
int hh = YLOG2DEVREL(h);
-
+
+ /* compare to current clipping region */
+ if (!m_currentClippingRegion.IsNull())
+ {
+ wxRegion tmp( xx,yy,ww,hh );
+ tmp.Intersect( m_currentClippingRegion );
+ if (tmp.IsEmpty())
+ return;
+ }
+
/* scale bitmap if required */
-
wxBitmap use_bitmap;
-
if ((w != ww) || (h != hh))
{
wxImage image( bitmap );
- image = image.Scale( ww, hh );
-
- use_bitmap = image.ConvertToBitmap();
+ image.Rescale( ww, hh );
+ if (is_mono)
+ use_bitmap = image.ConvertToMonoBitmap(255,255,255);
+ else
+ use_bitmap = image.ConvertToBitmap();
}
else
{
use_bitmap = bitmap;
}
-
+
/* apply mask if any */
-
GdkBitmap *mask = (GdkBitmap *) NULL;
if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap();
-
- if (useMask && mask)
- {
- gdk_gc_set_clip_mask( m_penGC, mask );
- gdk_gc_set_clip_origin( m_penGC, xx, yy );
- }
-
- /* draw XPixmap or XBitmap, depending on what the wxBitmap contains */
-
- GdkPixmap *pm = use_bitmap.GetPixmap();
- if (pm)
- {
- gdk_draw_pixmap( m_window, m_penGC, pm, 0, 0, xx, yy, -1, -1 );
- }
- else
- {
- GdkBitmap *bm = use_bitmap.GetBitmap();
- if (bm)
+
+ if (useMask && mask)
{
- gdk_draw_bitmap( m_window, m_penGC, bm, 0, 0, xx, yy, -1, -1 );
- }
- }
-
+ GdkBitmap *new_mask = (GdkBitmap*) NULL;
+ if (!m_currentClippingRegion.IsNull())
+ {
+ GdkColor col;
+ new_mask = gdk_pixmap_new( wxRootWindow->window, ww, hh, 1 );
+ GdkGC *gc = gdk_gc_new( new_mask );
+ col.pixel = 0;
+ gdk_gc_set_foreground( gc, &col );
+ gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, ww, hh );
+ col.pixel = 0;
+ gdk_gc_set_background( gc, &col );
+ col.pixel = 1;
+ gdk_gc_set_foreground( gc, &col );
+ gdk_gc_set_clip_region( gc, m_currentClippingRegion.GetRegion() );
+ gdk_gc_set_clip_origin( gc, -xx, -yy );
+ gdk_gc_set_fill( gc, GDK_OPAQUE_STIPPLED );
+ gdk_gc_set_stipple( gc, mask );
+ gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, ww, hh );
+ gdk_gc_unref( gc );
+ }
+
+ if (is_mono)
+ {
+ if (new_mask)
+ gdk_gc_set_clip_mask( m_textGC, new_mask );
+ else
+ gdk_gc_set_clip_mask( m_textGC, mask );
+ gdk_gc_set_clip_origin( m_textGC, xx, yy );
+ }
+ else
+ {
+ if (new_mask)
+ gdk_gc_set_clip_mask( m_penGC, new_mask );
+ else
+ gdk_gc_set_clip_mask( m_penGC, mask );
+ gdk_gc_set_clip_origin( m_penGC, xx, yy );
+ }
+ if (new_mask)
+ gdk_bitmap_unref( new_mask );
+ }
+
+ /* Draw XPixmap or XBitmap, depending on what the wxBitmap contains. For
+ drawing a mono-bitmap (XBitmap) we use the current text GC */
+ if (is_mono)
+ gdk_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), 0, 0, xx, yy, -1, -1 );
+ else
+ gdk_draw_pixmap( m_window, m_penGC, use_bitmap.GetPixmap(), 0, 0, xx, yy, -1, -1 );
+
/* remove mask again if any */
-
- if (useMask && mask)
+ if (useMask && mask)
{
- gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL );
- gdk_gc_set_clip_origin( m_penGC, 0, 0 );
+ if (is_mono)
+ {
+ gdk_gc_set_clip_mask( m_textGC, (GdkBitmap *) NULL );
+ gdk_gc_set_clip_origin( m_textGC, 0, 0 );
+ if (!m_currentClippingRegion.IsNull())
+ gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() );
+ }
+ else
+ {
+ gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL );
+ gdk_gc_set_clip_origin( m_penGC, 0, 0 );
+ if (!m_currentClippingRegion.IsNull())
+ gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() );
+ }
}
-
- CalcBoundingBox( x, y );
- CalcBoundingBox( x + w, y + h );
}
-bool wxWindowDC::Blit( long xdest, long ydest, long width, long height,
- wxDC *source, long xsrc, long ysrc, int logical_func, bool useMask )
+bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
+ wxDC *source, wxCoord xsrc, wxCoord ysrc,
+ int logical_func, bool useMask )
{
/* 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( Ok(), FALSE, _T("invalid window dc") );
-
- wxCHECK_MSG( source, FALSE, _T("invalid source dc") );
-
+ wxCHECK_MSG( Ok(), FALSE, wxT("invalid window dc") );
+
+ wxCHECK_MSG( source, FALSE, wxT("invalid source dc") );
+
+ if (!m_window) return FALSE;
+
wxClientDC *srcDC = (wxClientDC*)source;
wxMemoryDC *memDC = (wxMemoryDC*)source;
-
+
bool use_bitmap_method = FALSE;
-
+ bool is_mono = FALSE;
+
if (srcDC->m_isMemDC)
{
- if (!memDC->m_selected.Ok()) return FALSE;
-
+ if (!memDC->m_selected.Ok()) return FALSE;
+
/* 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 */
-
+ 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 */
+
if (useMask && (memDC->m_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;
- }
- else if (memDC->m_selected.GetDepth() == 1)
- {
- /* 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()))
- {
- /* 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 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)
+ {
+ /* 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;
+ }
+ else if ((xsrc == 0) && (ysrc == 0) &&
+ (width == memDC->m_selected.GetWidth()) &&
+ (height == memDC->m_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;
+ }
}
-
+
CalcBoundingBox( xdest, ydest );
CalcBoundingBox( xdest + width, ydest + height );
-
+
+ /* scale/translate size and position */
+ wxCoord xx = XLOG2DEV(xdest);
+ wxCoord yy = YLOG2DEV(ydest);
+
+ wxCoord ww = XLOG2DEVREL(width);
+ wxCoord hh = YLOG2DEVREL(height);
+
+ /* compare to current clipping region */
+ if (!m_currentClippingRegion.IsNull())
+ {
+ wxRegion tmp( xx,yy,ww,hh );
+ tmp.Intersect( m_currentClippingRegion );
+ if (tmp.IsEmpty())
+ return TRUE;
+ }
+
int old_logical_func = m_logicalFunction;
SetLogicalFunction( logical_func );
-
+
if (use_bitmap_method)
{
/* scale/translate bitmap size */
-
- long bm_width = memDC->m_selected.GetWidth();
- long bm_height = memDC->m_selected.GetHeight();
-
- long bm_ww = XLOG2DEVREL( bm_width );
- long bm_hh = YLOG2DEVREL( bm_height );
-
+ wxCoord bm_width = memDC->m_selected.GetWidth();
+ wxCoord bm_height = memDC->m_selected.GetHeight();
+
+ 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))
{
wxImage image( memDC->m_selected );
- image = image.Scale( bm_ww, bm_hh );
-
- use_bitmap = image.ConvertToBitmap();
+ image = image.Scale( bm_ww, bm_hh );
+
+ if (is_mono)
+ use_bitmap = image.ConvertToMonoBitmap(255,255,255);
+ else
+ use_bitmap = image.ConvertToBitmap();
}
else
{
use_bitmap = memDC->m_selected;
}
-
- /* scale/translate size and position */
-
- long xx = XLOG2DEV(xdest);
- long yy = YLOG2DEV(ydest);
-
- long ww = XLOG2DEVREL(width);
- long hh = YLOG2DEVREL(height);
-
+
/* apply mask if any */
-
GdkBitmap *mask = (GdkBitmap *) NULL;
if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap();
-
- if (useMask && mask)
- {
- gdk_gc_set_clip_mask( m_penGC, mask );
- gdk_gc_set_clip_origin( m_penGC, xx, yy );
- }
-
- /* draw XPixmap or XBitmap, depending on what the wxBitmap contains */
-
- GdkPixmap *pm = use_bitmap.GetPixmap();
- if (pm)
- {
- gdk_draw_pixmap( m_window, m_penGC, pm, xsrc, ysrc, xx, yy, ww, hh );
- }
- else
+
+ if (useMask && mask)
{
- GdkBitmap *bm = use_bitmap.GetBitmap();
- if (bm)
+ GdkBitmap *new_mask = (GdkBitmap*) NULL;
+ if (!m_currentClippingRegion.IsNull())
+ {
+ GdkColor col;
+ new_mask = gdk_pixmap_new( wxRootWindow->window, bm_ww, bm_hh, 1 );
+ GdkGC *gc = gdk_gc_new( new_mask );
+ col.pixel = 0;
+ gdk_gc_set_foreground( gc, &col );
+ gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, bm_ww, bm_hh );
+ col.pixel = 0;
+ gdk_gc_set_background( gc, &col );
+ col.pixel = 1;
+ gdk_gc_set_foreground( gc, &col );
+ gdk_gc_set_clip_region( gc, m_currentClippingRegion.GetRegion() );
+ gdk_gc_set_clip_origin( gc, -xx, -yy );
+ gdk_gc_set_fill( gc, GDK_OPAQUE_STIPPLED );
+ gdk_gc_set_stipple( gc, mask );
+ gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, bm_ww, bm_hh );
+ gdk_gc_unref( gc );
+ }
+
+ if (is_mono)
{
- /* we use the textGC here because blitting a bitmap is done
- using the current text colour */
- gdk_draw_bitmap( m_window, m_textGC, bm, xsrc, ysrc, xx, yy, ww, hh );
- }
+ if (new_mask)
+ gdk_gc_set_clip_mask( m_textGC, new_mask );
+ else
+ gdk_gc_set_clip_mask( m_textGC, mask );
+ gdk_gc_set_clip_origin( m_textGC, xx, yy );
+ }
+ else
+ {
+ if (new_mask)
+ gdk_gc_set_clip_mask( m_penGC, new_mask );
+ else
+ gdk_gc_set_clip_mask( m_penGC, mask );
+ gdk_gc_set_clip_origin( m_penGC, xx, yy );
+ }
+ if (new_mask)
+ gdk_bitmap_unref( new_mask );
}
-
+
+ /* Draw XPixmap or XBitmap, depending on what the wxBitmap contains. For
+ drawing a mono-bitmap (XBitmap) we use the current text GC */
+
+ if (is_mono)
+ gdk_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), xsrc, ysrc, xx, yy, ww, hh );
+ else
+ gdk_draw_pixmap( m_window, m_penGC, use_bitmap.GetPixmap(), xsrc, ysrc, xx, yy, ww, hh );
+
/* remove mask again if any */
-
- if (useMask && mask)
+ if (useMask && mask)
{
- gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL );
- gdk_gc_set_clip_origin( m_penGC, 0, 0 );
+ if (is_mono)
+ {
+ gdk_gc_set_clip_mask( m_textGC, (GdkBitmap *) NULL );
+ gdk_gc_set_clip_origin( m_textGC, 0, 0 );
+ if (!m_currentClippingRegion.IsNull())
+ gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() );
+ }
+ else
+ {
+ gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL );
+ gdk_gc_set_clip_origin( m_penGC, 0, 0 );
+ if (!m_currentClippingRegion.IsNull())
+ gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() );
+ }
}
}
else /* use_bitmap_method */
{
- /* scale/translate size and position */
-
- long xx = XLOG2DEV(xdest);
- long yy = YLOG2DEV(ydest);
-
- long ww = XLOG2DEVREL(width);
- long hh = YLOG2DEVREL(height);
-
if ((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 );
- gdk_window_copy_area( bitmap.GetPixmap(), m_penGC, 0, 0,
+ {
+ /* 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 );
-
- /* scale image */
-
+ xsrc, ysrc, width, height );
+ gdk_gc_set_subwindow( m_penGC, GDK_CLIP_BY_CHILDREN );
+
+ /* scale image */
wxImage image( bitmap );
- image = image.Scale( ww, hh );
-
- /* convert to bitmap */
-
- bitmap = image.ConvertToBitmap();
-
- /* draw scaled bitmap */
-
+ image = image.Scale( ww, hh );
+
+ /* convert to bitmap */
+ bitmap = image.ConvertToBitmap();
+
+ /* draw scaled bitmap */
gdk_draw_pixmap( m_window, m_penGC, bitmap.GetPixmap(), 0, 0, xx, yy, -1, -1 );
-
- }
- else
- {
- /* no scaling and not a memory dc with a mask either */
-
+
+ }
+ else
+ {
+ /* No scaling and not a memory dc with a mask either */
+
+ /* copy including child window contents */
+ gdk_gc_set_subwindow( m_penGC, GDK_INCLUDE_INFERIORS );
gdk_window_copy_area( m_window, m_penGC, xx, yy,
srcDC->GetWindow(),
xsrc, ysrc, width, height );
- }
+ gdk_gc_set_subwindow( m_penGC, GDK_CLIP_BY_CHILDREN );
+ }
}
SetLogicalFunction( old_logical_func );
return TRUE;
}
-void wxWindowDC::DrawText( const wxString &text, long x, long y, bool WXUNUSED(use16) )
+void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ if (!m_window) return;
GdkFont *font = m_font.GetInternalFont( m_scaleY );
+ wxCHECK_RET( font, wxT("invalid font") );
+
x = XLOG2DEV(x);
y = YLOG2DEV(y);
/* CMB 21/5/98: draw text background if mode is wxSOLID */
if (m_backgroundMode == wxSOLID)
{
- long width = gdk_string_width( font, text.mbc_str() );
- long height = font->ascent + font->descent;
+ wxCoord width = gdk_string_width( font, text.mbc_str() );
+ wxCoord height = font->ascent + font->descent;
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() );
properties (see wxXt implementation) */
if (m_font.GetUnderlined())
{
- long width = gdk_string_width( font, text.mbc_str() );
- long ul_y = y + font->ascent;
+ wxCoord width = gdk_string_width( font, text.mbc_str() );
+ 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);
}
-
- long w, h;
+
+ wxCoord w, h;
GetTextExtent (text, &w, &h);
CalcBoundingBox (x + w, y + h);
CalcBoundingBox (x, y);
}
-bool wxWindowDC::CanGetTextExtent() const
+void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, double angle )
{
- return TRUE;
+ if (angle == 0.0)
+ {
+ DrawText(text, x, y);
+ return;
+ }
+
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ if (!m_window) return;
+
+ GdkFont *font = m_font.GetInternalFont( m_scaleY );
+
+ wxCHECK_RET( font, wxT("invalid font") );
+
+ // the size of the text
+ wxCoord w = gdk_string_width( font, text.mbc_str() );
+ wxCoord h = font->ascent + font->descent;
+
+ // draw the string normally
+ wxBitmap src(w, h);
+ wxMemoryDC dc;
+ dc.SelectObject(src);
+ dc.SetFont(GetFont());
+ dc.SetBackground(*wxWHITE_BRUSH);
+ dc.SetBrush(*wxBLACK_BRUSH);
+ dc.Clear();
+ dc.DrawText(text, 0, 0);
+ dc.SetFont(wxNullFont);
+ dc.SelectObject(wxNullBitmap);
+
+ // Calculate the size of the rotated bounding box.
+ double rad = DegToRad(angle);
+ double dx = cos(rad),
+ dy = sin(rad);
+
+ // the rectngle vertices are counted clockwise with the first one being at
+ // (0, 0) (or, rather, at (x, y))
+ double x2 = w*dx,
+ y2 = -w*dy; // y axis points to the bottom, hence minus
+ double x4 = h*dy,
+ y4 = h*dx;
+ double x3 = x4 + x2,
+ y3 = y4 + y2;
+
+ // calc max and min
+ wxCoord maxX = (wxCoord)(dmax(x2, dmax(x3, x4)) + 0.5),
+ maxY = (wxCoord)(dmax(y2, dmax(y3, y4)) + 0.5),
+ minX = (wxCoord)(dmin(x2, dmin(x3, x4)) - 0.5),
+ minY = (wxCoord)(dmin(y2, dmin(y3, y4)) - 0.5);
+
+ // prepare to blit-with-rotate the bitmap to the DC
+ wxImage image(src);
+
+ 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(srcX*srcX + srcY*srcY);
+ double angleOrig = atan2(srcY, 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 );
+
+ textColSet = textPixel;
+ }
+
+ // 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,
+ 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);
}
-void wxWindowDC::GetTextExtent( const wxString &string, long *width, long *height,
- long *descent, long *externalLeading,
- wxFont *theFont, bool WXUNUSED(use16) )
+void wxWindowDC::DoGetTextExtent(const wxString &string,
+ wxCoord *width, wxCoord *height,
+ wxCoord *descent, wxCoord *externalLeading,
+ wxFont *theFont) const
{
wxFont fontToUse = m_font;
if (theFont) fontToUse = *theFont;
-
+
GdkFont *font = fontToUse.GetInternalFont( m_scaleY );
- if (width) (*width) = long(gdk_string_width( font, string.mbc_str() ) / m_scaleX);
- if (height) (*height) = long((font->ascent + font->descent) / m_scaleY);
- if (descent) (*descent) = long(font->descent / 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; // ??
}
-long wxWindowDC::GetCharWidth()
+wxCoord wxWindowDC::GetCharWidth() const
{
GdkFont *font = m_font.GetInternalFont( m_scaleY );
- return long(gdk_string_width( font, "H" ) / m_scaleX);
+ wxCHECK_MSG( font, -1, wxT("invalid font") );
+
+ return wxCoord(gdk_string_width( font, "H" ) / m_scaleX);
}
-long wxWindowDC::GetCharHeight()
+wxCoord wxWindowDC::GetCharHeight() const
{
GdkFont *font = m_font.GetInternalFont( m_scaleY );
- return long((font->ascent + font->descent) / m_scaleY);
+ wxCHECK_MSG( font, -1, wxT("invalid font") );
+
+ return wxCoord((font->ascent + font->descent) / m_scaleY);
}
void wxWindowDC::Clear()
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ if (!m_window) return;
+
/* - 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 (m_owner)
{
int width,height;
m_owner->GetSize( &width, &height );
gdk_draw_rectangle( m_window, m_bgGC, TRUE, 0, 0, width, height );
- return;
+ return;
}
if (m_isMemDC)
int width,height;
GetSize( &width, &height );
gdk_draw_rectangle( m_window, m_bgGC, TRUE, 0, 0, width, height );
- return;
+ return;
}
}
void wxWindowDC::SetPen( const wxPen &pen )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
if (m_pen == pen) return;
-
+
m_pen = pen;
-
+
if (!m_pen.Ok()) return;
-
+
+ if (!m_window) return;
+
gint width = m_pen.GetWidth();
- // CMB: if width is non-zero scale it with the dc
if (width <= 0)
{
+ // CMB: if width is non-zero scale it with the dc
width = 1;
}
else
{
// X doesn't allow different width in x and y and so we take
// the average
- double w = 0.5 + (abs(XLOG2DEVREL(width)) + abs(YLOG2DEVREL(width))) / 2.0;
+ double w = 0.5 +
+ ( fabs((double) XLOG2DEVREL(width)) +
+ fabs((double) YLOG2DEVREL(width)) ) / 2.0;
width = (int)w;
}
-
+
+ static const wxGTKDash dotted[] = {1, 1};
+ static const wxGTKDash short_dashed[] = {2, 2};
+ static const wxGTKDash wxCoord_dashed[] = {2, 4};
+ static const wxGTKDash dotted_dashed[] = {3, 3, 1, 3};
+
+ // We express dash pattern in pen width unit, so we are
+ // independent of zoom factor and so on...
+ int req_nb_dash;
+ const wxGTKDash *req_dash;
+
GdkLineStyle lineStyle = GDK_LINE_SOLID;
switch (m_pen.GetStyle())
{
- case wxSOLID: { lineStyle = GDK_LINE_SOLID; break; }
- case wxDOT: { lineStyle = GDK_LINE_ON_OFF_DASH; break; }
- case wxLONG_DASH: { lineStyle = GDK_LINE_ON_OFF_DASH; break; }
- case wxSHORT_DASH: { lineStyle = GDK_LINE_ON_OFF_DASH; break; }
- case wxDOT_DASH: { lineStyle = GDK_LINE_DOUBLE_DASH; break; }
+ 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];
+ if (real_req_dash)
+ {
+ for (int i = 0; i < req_nb_dash; i++)
+ real_req_dash[i] = req_dash[i] * width;
+ gdk_gc_set_dashes( m_penGC, 0, real_req_dash, req_nb_dash );
+ delete[] real_req_dash;
+ }
+ else
+ {
+ // No Memory. We use non-scaled dash pattern...
+ 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_ROUND: { capStyle = (width <= 1) ? GDK_CAP_NOT_LAST : GDK_CAP_ROUND; break; }
case wxCAP_PROJECTING: { capStyle = GDK_CAP_PROJECTING; break; }
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;
switch (m_pen.GetJoin())
{
case wxJOIN_BEVEL: { joinStyle = GDK_JOIN_BEVEL; break; }
- case wxJOIN_ROUND: { joinStyle = GDK_JOIN_ROUND; break; }
case wxJOIN_MITER: { joinStyle = GDK_JOIN_MITER; break; }
+ case wxJOIN_ROUND:
+ default: { joinStyle = GDK_JOIN_ROUND; break; }
}
-
+
gdk_gc_set_line_attributes( m_penGC, width, lineStyle, capStyle, joinStyle );
-
+
m_pen.GetColour().CalcPixel( m_cmap );
gdk_gc_set_foreground( m_penGC, m_pen.GetColour().GetColor() );
}
void wxWindowDC::SetBrush( const wxBrush &brush )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
if (m_brush == brush) return;
-
+
m_brush = brush;
-
+
if (!m_brush.Ok()) return;
-
+
+ if (!m_window) return;
+
m_brush.GetColour().CalcPixel( m_cmap );
gdk_gc_set_foreground( m_brushGC, m_brush.GetColour().GetColor() );
-
- GdkFill fillStyle = GDK_SOLID;
- switch (m_brush.GetStyle())
- {
- case wxSOLID:
- case wxTRANSPARENT:
- break;
- default:
- fillStyle = GDK_STIPPLED;
- }
-
- gdk_gc_set_fill( m_brushGC, fillStyle );
-
+
+ gdk_gc_set_fill( m_brushGC, GDK_SOLID );
+
if ((m_brush.GetStyle() == wxSTIPPLE) && (m_brush.GetStipple()->Ok()))
{
if (m_brush.GetStipple()->GetPixmap())
- gdk_gc_set_stipple( m_brushGC, m_brush.GetStipple()->GetPixmap() );
- else
+ {
+ 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() );
+ }
+ }
+
+ if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask()))
+ {
+ gdk_gc_set_fill( m_textGC, GDK_OPAQUE_STIPPLED);
+ gdk_gc_set_stipple( m_textGC, m_brush.GetStipple()->GetMask()->GetBitmap() );
}
-
+
if (IS_HATCH(m_brush.GetStyle()))
{
+ gdk_gc_set_fill( m_brushGC, GDK_STIPPLED );
int num = m_brush.GetStyle() - wxBDIAGONAL_HATCH;
gdk_gc_set_stipple( m_brushGC, hatches[num] );
}
{
/* CMB 21/7/98: Added SetBackground. Sets background brush
* for Clear() and bg colour for shapes filled with cross-hatch brush */
-
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
if (m_backgroundBrush == brush) return;
-
+
m_backgroundBrush = brush;
-
+
if (!m_backgroundBrush.Ok()) return;
-
+
+ if (!m_window) return;
+
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() );
-
- GdkFill fillStyle = GDK_SOLID;
- switch (m_backgroundBrush.GetStyle())
- {
- case wxSOLID:
- case wxTRANSPARENT:
- break;
- default:
- fillStyle = GDK_STIPPLED;
- }
-
- gdk_gc_set_fill( m_bgGC, fillStyle );
-
- if (m_backgroundBrush.GetStyle() == wxSTIPPLE)
+
+ gdk_gc_set_fill( m_bgGC, GDK_SOLID );
+
+ if ((m_backgroundBrush.GetStyle() == wxSTIPPLE) && (m_backgroundBrush.GetStipple()->Ok()))
{
- gdk_gc_set_stipple( m_bgGC, m_backgroundBrush.GetStipple()->GetPixmap() );
+ if (m_backgroundBrush.GetStipple()->GetPixmap())
+ {
+ gdk_gc_set_fill( m_bgGC, GDK_TILED );
+ gdk_gc_set_tile( m_bgGC, m_backgroundBrush.GetStipple()->GetPixmap() );
+ }
+ else
+ {
+ gdk_gc_set_fill( m_bgGC, GDK_STIPPLED );
+ gdk_gc_set_stipple( m_bgGC, m_backgroundBrush.GetStipple()->GetBitmap() );
+ }
}
-
+
if (IS_HATCH(m_backgroundBrush.GetStyle()))
{
+ gdk_gc_set_fill( m_bgGC, GDK_STIPPLED );
int num = m_backgroundBrush.GetStyle() - wxBDIAGONAL_HATCH;
gdk_gc_set_stipple( m_bgGC, hatches[num] );
}
void wxWindowDC::SetLogicalFunction( int function )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
- if (m_logicalFunction == function) return;
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ if (m_logicalFunction == function)
+ return;
+
+ // VZ: shouldn't this be a CHECK?
+ if (!m_window)
+ return;
+
GdkFunction mode = GDK_COPY;
switch (function)
{
- case wxXOR: mode = GDK_INVERT; break;
- case wxINVERT: mode = GDK_INVERT; break;
-#if (GDK_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;
- case wxSET: mode = GDK_SET; break;
- case wxOR_INVERT: mode = GDK_OR_INVERT; break;
- case wxAND: mode = GDK_AND; break;
- case wxOR: mode = GDK_OR; break;
- case wxEQUIV: mode = GDK_EQUIV; break;
- case wxNAND: mode = GDK_NAND; break;
- case wxAND_INVERT: mode = GDK_AND_INVERT; break;
-/* ? wxSRC_INVERT GDK_AND_REVERSE, GDK_OR_REVERSE, GDK_OR_INVERT */
+ 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;
+ case wxSET: mode = GDK_SET; break;
+ case wxOR_INVERT: mode = GDK_OR_INVERT; break;
+ case wxAND: mode = GDK_AND; break;
+ case wxOR: mode = GDK_OR; break;
+ case wxEQUIV: mode = GDK_EQUIV; break;
+ case wxNAND: mode = GDK_NAND; break;
+ case wxAND_INVERT: mode = GDK_AND_INVERT; break;
+ case wxCOPY: mode = GDK_COPY; break;
+ case wxNO_OP: mode = GDK_NOOP; break;
+ case wxSRC_INVERT: mode = GDK_COPY_INVERT; break;
+
+ // unsupported by GTK
+ case wxNOR: mode = GDK_COPY; break;
#endif
- default: break;
+ default:
+ {
+ wxFAIL_MSG( wxT("unsupported logical function") );
+ break;
+ }
}
-
+
m_logicalFunction = function;
+
gdk_gc_set_function( m_penGC, mode );
gdk_gc_set_function( m_brushGC, mode );
+
+ // to stay compatible with wxMSW, we don't apply ROPs to the text
+ // operations (i.e. DrawText/DrawRotatedText).
+ // True, but mono-bitmaps use the m_textGC and they use ROPs as well.
gdk_gc_set_function( m_textGC, mode );
}
void wxWindowDC::SetTextForeground( const wxColour &col )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
if (m_textForegroundColour == col) return;
-
+
m_textForegroundColour = col;
if (!m_textForegroundColour.Ok()) return;
-
+
+ if (!m_window) return;
+
m_textForegroundColour.CalcPixel( m_cmap );
gdk_gc_set_foreground( m_textGC, m_textForegroundColour.GetColor() );
}
void wxWindowDC::SetTextBackground( const wxColour &col )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
if (m_textBackgroundColour == col) return;
-
+
m_textBackgroundColour = col;
if (!m_textBackgroundColour.Ok()) return;
-
+
+ if (!m_window) return;
+
m_textBackgroundColour.CalcPixel( m_cmap );
gdk_gc_set_background( m_textGC, m_textBackgroundColour.GetColor() );
}
void wxWindowDC::SetBackgroundMode( int mode )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
m_backgroundMode = mode;
+ if (!m_window) return;
+
// CMB 21/7/98: fill style of cross-hatch brushes is affected by
// transparent/solid background mode
-
+
if (m_brush.GetStyle() != wxSOLID && m_brush.GetStyle() != wxTRANSPARENT)
{
gdk_gc_set_fill( m_brushGC,
void wxWindowDC::SetPalette( const wxPalette& WXUNUSED(palette) )
{
- wxFAIL_MSG( _T("wxWindowDC::SetPalette not implemented") );
+ wxFAIL_MSG( wxT("wxWindowDC::SetPalette not implemented") );
}
-void wxWindowDC::SetClippingRegion( long x, long y, long width, long height )
+void wxWindowDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
- wxDC::SetClippingRegion( x, y, width, height );
-
- GdkRectangle rect;
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+ if (!m_window) return;
+
+ wxRect rect;
rect.x = XLOG2DEV(x);
rect.y = YLOG2DEV(y);
rect.width = XLOG2DEVREL(width);
rect.height = YLOG2DEVREL(height);
- gdk_gc_set_clip_rectangle( m_penGC, &rect );
- gdk_gc_set_clip_rectangle( m_brushGC, &rect );
- gdk_gc_set_clip_rectangle( m_textGC, &rect );
- gdk_gc_set_clip_rectangle( m_bgGC, &rect );
+
+ if (!m_currentClippingRegion.IsNull())
+ m_currentClippingRegion.Intersect( rect );
+ else
+ m_currentClippingRegion.Union( rect );
+
+#if USE_PAINT_REGION
+ if (!m_paintClippingRegion.IsNull())
+ m_currentClippingRegion.Intersect( m_paintClippingRegion );
+#endif
+
+ wxCoord xx, yy, ww, hh;
+ m_currentClippingRegion.GetBox( xx, yy, ww, hh );
+ wxDC::DoSetClippingRegion( xx, yy, ww, hh );
+
+ gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() );
+ gdk_gc_set_clip_region( m_brushGC, m_currentClippingRegion.GetRegion() );
+ gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() );
+ gdk_gc_set_clip_region( m_bgGC, m_currentClippingRegion.GetRegion() );
}
-void wxWindowDC::SetClippingRegion( const wxRegion ®ion )
+void wxWindowDC::DoSetClippingRegionAsRegion( const wxRegion ®ion )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
if (region.Empty())
{
DestroyClippingRegion();
return;
}
-
- gdk_gc_set_clip_region( m_penGC, region.GetRegion() );
- gdk_gc_set_clip_region( m_brushGC, region.GetRegion() );
- gdk_gc_set_clip_region( m_textGC, region.GetRegion() );
- gdk_gc_set_clip_region( m_bgGC, region.GetRegion() );
+
+ if (!m_window) return;
+
+ if (!m_currentClippingRegion.IsNull())
+ m_currentClippingRegion.Intersect( region );
+ else
+ m_currentClippingRegion.Union( region );
+
+#if USE_PAINT_REGION
+ if (!m_paintClippingRegion.IsNull())
+ m_currentClippingRegion.Intersect( m_paintClippingRegion );
+#endif
+
+ wxCoord xx, yy, ww, hh;
+ m_currentClippingRegion.GetBox( xx, yy, ww, hh );
+ wxDC::DoSetClippingRegion( xx, yy, ww, hh );
+
+ gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() );
+ gdk_gc_set_clip_region( m_brushGC, m_currentClippingRegion.GetRegion() );
+ gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() );
+ gdk_gc_set_clip_region( m_bgGC, m_currentClippingRegion.GetRegion() );
}
void wxWindowDC::DestroyClippingRegion()
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
wxDC::DestroyClippingRegion();
-
- 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 );
-}
-void wxWindowDC::SetUpDC()
-{
- Destroy();
- m_ok = TRUE;
- m_logicalFunction = wxCOPY;
- m_penGC = gdk_gc_new( m_window );
- m_brushGC = gdk_gc_new( m_window );
- m_textGC = gdk_gc_new( m_window );
- m_bgGC = gdk_gc_new( m_window );
-
- wxColour tmp_col( m_textForegroundColour );
- m_textForegroundColour = wxNullColour;
- SetTextForeground( tmp_col );
- tmp_col = m_textBackgroundColour;
- m_textBackgroundColour = wxNullColour;
- SetTextBackground( tmp_col );
-
- wxPen tmp_pen( m_pen );
- m_pen = wxNullPen;
- SetPen( tmp_pen );
-
- wxFont tmp_font( m_font );
- m_font = wxNullFont;
- SetFont( tmp_font );
-
- wxBrush tmp_brush( m_brush );
- m_brush = wxNullBrush;
- SetBrush( tmp_brush );
-
- tmp_brush = m_backgroundBrush;
- m_backgroundBrush = wxNullBrush;
- SetBackground( tmp_brush );
-
- if (!hatch_bitmap)
+ m_currentClippingRegion.Clear();
+
+#if USE_PAINT_REGION
+ if (!m_paintClippingRegion.IsEmpty())
+ m_currentClippingRegion.Union( m_paintClippingRegion );
+#endif
+
+ if (!m_window) return;
+
+ if (m_currentClippingRegion.IsEmpty())
{
- hatch_bitmap = hatches;
- hatch_bitmap[0] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, bdiag_bits, bdiag_width, bdiag_height );
- hatch_bitmap[1] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, cdiag_bits, cdiag_width, cdiag_height );
- hatch_bitmap[2] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, fdiag_bits, fdiag_width, fdiag_height );
- hatch_bitmap[3] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, cross_bits, cross_width, cross_height );
- hatch_bitmap[4] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, horiz_bits, horiz_width, horiz_height );
- hatch_bitmap[5] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, verti_bits, verti_width, verti_height );
+ gdk_gc_set_clip_rectangle( m_penGC, (GdkRectangle *) NULL );
+ gdk_gc_set_clip_rectangle( m_brushGC, (GdkRectangle *) NULL );
+ gdk_gc_set_clip_rectangle( m_textGC, (GdkRectangle *) NULL );
+ gdk_gc_set_clip_rectangle( m_bgGC, (GdkRectangle *) NULL );
+ }
+ else
+ {
+ gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() );
+ gdk_gc_set_clip_region( m_brushGC, m_currentClippingRegion.GetRegion() );
+ gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() );
+ gdk_gc_set_clip_region( m_bgGC, m_currentClippingRegion.GetRegion() );
}
}
void wxWindowDC::Destroy()
{
- if (m_penGC) gdk_gc_unref( m_penGC );
+ if (m_penGC) wxFreePoolGC( m_penGC );
m_penGC = (GdkGC*) NULL;
- if (m_brushGC) gdk_gc_unref( m_brushGC );
+ if (m_brushGC) wxFreePoolGC( m_brushGC );
m_brushGC = (GdkGC*) NULL;
- if (m_textGC) gdk_gc_unref( m_textGC );
+ if (m_textGC) wxFreePoolGC( m_textGC );
m_textGC = (GdkGC*) NULL;
- if (m_bgGC) gdk_gc_unref( m_bgGC );
+ if (m_bgGC) wxFreePoolGC( m_bgGC );
m_bgGC = (GdkGC*) NULL;
}
-GdkWindow *wxWindowDC::GetWindow()
+void wxWindowDC::ComputeScaleAndOrigin()
+{
+ /* CMB: copy scale to see if it changes */
+ double origScaleX = m_scaleX;
+ double origScaleY = m_scaleY;
+
+ wxDC::ComputeScaleAndOrigin();
+
+ /* CMB: if scale has changed call SetPen to recalulate the line width */
+ if ((m_scaleX != origScaleX || m_scaleY != origScaleY) &&
+ (m_pen.Ok()))
+ {
+ /* 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
+{
+ return wxSize(100, 100);
+}
+
+int wxWindowDC::GetDepth() const
{
- return m_window;
+ wxFAIL_MSG(wxT("not implemented"));
+
+ return -1;
}
+#if wxUSE_SPLINES
// ----------------------------------- spline code ----------------------------------------
void wx_quadratic_spline(double a1, double b1, double a2, double b2,
wxList wx_spline_point_list;
-#define half(z1, z2) ((z1+z2)/2.0)
-#define THRESHOLD 5
+#define half(z1, z2) ((z1+z2)/2.0)
+#define THRESHOLD 5
/* iterative version */
while (wx_spline_pop(&x1, &y1, &x2, &y2, &x3, &y3, &x4, &y4)) {
xmid = (double)half(x2, x3);
ymid = (double)half(y2, y3);
- if (fabs(x1 - xmid) < THRESHOLD && fabs(y1 - ymid) < THRESHOLD &&
- fabs(xmid - x4) < THRESHOLD && fabs(ymid - y4) < THRESHOLD) {
+ if (fabs(x1 - xmid) < THRESHOLD && fabs(y1 - ymid) < THRESHOLD &&
+ fabs(xmid - x4) < THRESHOLD && fabs(ymid - y4) < THRESHOLD) {
wx_spline_add_point( x1, y1 );
wx_spline_add_point( xmid, ymid );
- } else {
+ } else {
wx_spline_push(xmid, ymid, (double)half(xmid, x3), (double)half(ymid, y3),
(double)half(x3, x4), (double)half(y3, y4), x4, y4);
wx_spline_push(x1, y1, (double)half(x1, x2), (double)half(y1, y2),
(double)half(x2, xmid), (double)half(y2, ymid), xmid, ymid);
- }
+ }
}
}
double *x3, double *y3, double *x4, double *y4)
{
if (wx_stack_count == 0)
- return (0);
+ return (0);
wx_stack_top--;
wx_stack_count--;
*x1 = wx_stack_top->x1;
}
}
-void wxWindowDC::DrawSpline( wxList *points )
+void wxWindowDC::DoDrawSpline( wxList *points )
{
- wxCHECK_RET( Ok(), _T("invalid window dc") );
-
+ wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
wxPoint *p;
double cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4;
double x1, y1, x2, y2;
while ((node = node->Next()) != NULL)
{
p = (wxPoint *)node->Data();
- x1 = x2;
- y1 = y2;
- x2 = p->x;
- y2 = p->y;
+ x1 = x2;
+ y1 = y2;
+ x2 = p->x;
+ y2 = p->y;
cx4 = (double)(x1 + x2) / 2;
cy4 = (double)(y1 + y2) / 2;
cx3 = (double)(x1 + cx4) / 2;
wx_quadratic_spline(cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4);
- cx1 = cx4;
- cy1 = cy4;
+ cx1 = cx4;
+ cy1 = cy4;
cx2 = (double)(cx1 + x2) / 2;
cy2 = (double)(cy1 + y2) / 2;
}
wx_spline_draw_point_array( this );
}
-// Resolution in pixels per logical inch
-wxSize wxWindowDC::GetPPI(void) const
-{
- return wxSize(100, 100);
-}
+#endif // wxUSE_SPLINE
//-----------------------------------------------------------------------------
// wxPaintDC
wxPaintDC::wxPaintDC( wxWindow *win )
: wxWindowDC( win )
{
+#if USE_PAINT_REGION
+ if (!win->m_clipPaintRegion)
+ return;
+
+ m_paintClippingRegion = win->GetUpdateRegion();
+ GdkRegion *region = m_paintClippingRegion.GetRegion();
+ if ( region )
+ {
+ m_currentClippingRegion.Union( m_paintClippingRegion );
+
+ gdk_gc_set_clip_region( m_penGC, region );
+ gdk_gc_set_clip_region( m_brushGC, region );
+ gdk_gc_set_clip_region( m_textGC, region );
+ gdk_gc_set_clip_region( m_bgGC, region );
+ }
+#endif
}
//-----------------------------------------------------------------------------
{
}
+// ----------------------------------------------------------------------------
+// wxDCModule
+// ----------------------------------------------------------------------------
+
+class wxDCModule : public wxModule
+{
+public:
+ bool OnInit();
+ void OnExit();
+
+private:
+ DECLARE_DYNAMIC_CLASS(wxDCModule)
+};
+
+IMPLEMENT_DYNAMIC_CLASS(wxDCModule, wxModule)
+
+bool wxDCModule::OnInit()
+{
+ wxInitGCPool();
+ return TRUE;
+}
+
+void wxDCModule::OnExit()
+{
+ wxCleanUpGCPool();
+}
projects / wxWidgets.git / blobdiff