// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+/*
+ About pens, brushes, and the autoSetting flag:
+
+ Under X, pens and brushes control some of the same X drawing parameters.
+ Therefore, it is impossible to independently maintain the current pen and the
+ current brush. Also, some settings depend on the current logical function. The
+ m_currentFill, etc. instance variables remember state across the brush and
+ pen.
+
+ Since pens are used more than brushes, the autoSetting flag is used to
+ indicate that a brush was recently used, and SetPen must be called to
+ reinstall the current pen's parameters. If autoSetting includes 0x2, then the
+ pens color may need to be set based on XOR.
+
+ There is, unfortunately, some confusion between setting the current pen/brush
+ and actually installing the brush/pen parameters. Both functionalies are
+ perform by SetPen and SetBrush. C'est la vie.
+*/
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
#ifdef __GNUG__
-#pragma implementation "dcclient.h"
+ #pragma implementation "dcclient.h"
#endif
#include "wx/dcclient.h"
#include "wx/dcmemory.h"
#include "wx/window.h"
+#include "wx/app.h"
+#include "wx/image.h"
+
#include <math.h>
+#ifdef __VMS__
+#pragma message disable nosimpint
+#endif
#include <Xm/Xm.h>
+#ifdef __VMS__
+#pragma message enable nosimpint
+#endif
#include "wx/motif/private.h"
-//-----------------------------------------------------------------------------
-// constants
-//-----------------------------------------------------------------------------
+#ifdef __EMX__
+ #include <float.h> // for M_PI
+#endif // __EMX__
-#define RAD2DEG 57.2957795131
+#include "bdiag.xbm"
+#include "fdiag.xbm"
+#include "cdiag.xbm"
+#include "horiz.xbm"
+#include "verti.xbm"
+#include "cross.xbm"
-//-----------------------------------------------------------------------------
-// wxWindowDC
-//-----------------------------------------------------------------------------
+static Pixmap bdiag, cdiag, fdiag, cross, horiz, verti;
-#if !USE_SHARED_LIBRARY
-//IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxDC)
-//IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
-IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
-#endif
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
+// Fudge factor (VZ: what??)
+#define WX_GC_CF 1
+
+// ----------------------------------------------------------------------------
+// macros
+// ----------------------------------------------------------------------------
+
+ IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC)
+ IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC)
+ IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
+
+// ----------------------------------------------------------------------------
+// prototypes
+// ----------------------------------------------------------------------------
+
+static void XCopyRemote(Display *src_display, Display *dest_display,
+ Drawable src, Drawable dest,
+ GC destgc,
+ int srcx, int srcy,
+ unsigned int w, unsigned int h,
+ int destx, int desty,
+ bool more, XImage **cache);
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+/*
+ * compare two doubles and return the larger rounded
+ * to the nearest int
+ */
+static int roundmax(double a, double b)
+{
+ return (int)((a > b ? a : b) + 0.5);
+}
+
+/*
+ * compare two doubles and return the smaller rounded
+ * to the nearest int
+ */
+static int roundmin(double a, double b)
+{
+ return (int)((a < b ? a : b) - 0.5);
+}
-wxWindowDC::wxWindowDC(void)
+// ----------------------------------------------------------------------------
+// wxWindowDC
+// ----------------------------------------------------------------------------
+
+wxWindowDC::wxWindowDC()
{
m_gc = (WXGC) 0;
m_gcBacking = (WXGC) 0;
m_currentPenWidth = 1;
m_currentPenJoin = -1;
m_currentPenDashCount = -1;
- m_currentPenDash = (char*) NULL;
+ m_currentPenDash = (wxMOTIFDash*) NULL;
m_currentStyle = -1;
m_currentFill = -1;
- m_currentBkMode = wxTRANSPARENT;
+ // m_currentBkMode = wxTRANSPARENT;
m_colour = wxColourDisplay();
m_display = (WXDisplay*) NULL;
- m_clippingRegion = (WXRegion) 0;
-};
+ m_currentRegion = (WXRegion) 0;
+ m_userRegion = (WXRegion) 0;
+ m_pixmap = (WXPixmap) 0;
+ m_autoSetting = 0;
+ m_oldFont = (WXFont) 0;
+}
wxWindowDC::wxWindowDC( wxWindow *window )
{
+ wxASSERT_MSG( (window != (wxWindow*) NULL), "You must pass a valid wxWindow to wxWindowDC/wxClientDC/wxPaintDC constructor." );
+
m_window = window;
+ m_font = window->GetFont();
m_gc = (WXGC) 0;
m_gcBacking = (WXGC) 0;
- m_window = NULL;
m_backgroundPixel = -1;
m_currentPenWidth = 1;
m_currentPenJoin = -1;
m_currentPenDashCount = -1;
- m_currentPenDash = (char*) NULL;
+ m_currentPenDash = (wxMOTIFDash*) NULL;
m_currentStyle = -1;
m_currentFill = -1;
- m_currentBkMode = wxTRANSPARENT;
+ // m_currentBkMode = wxTRANSPARENT;
m_colour = wxColourDisplay();
- m_display = window->GetXDisplay();
- m_clippingRegion = (WXRegion) 0;
+ m_currentRegion = (WXRegion) 0;
+ m_userRegion = (WXRegion) 0;
m_ok = TRUE;
-};
+ m_autoSetting = 0;
+
+ m_display = window->GetXDisplay();
+ m_pixmap = window->GetXWindow();
+ Display* display = (Display*) m_display;
+
+ XSetWindowColormap (display, (Pixmap) m_pixmap, (Colormap) wxTheApp->GetMainColormap(m_display));
+
+ XGCValues gcvalues;
+ gcvalues.foreground = BlackPixel (display, DefaultScreen (display));
+ gcvalues.background = WhitePixel (display, DefaultScreen (display));
+ gcvalues.graphics_exposures = False;
+ gcvalues.subwindow_mode = IncludeInferiors;
+ gcvalues.line_width = 1;
+ m_gc = (WXGC) XCreateGC (display, RootWindow (display, DefaultScreen (display)),
+ GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth | GCSubwindowMode,
+ &gcvalues);
+
+ if (m_window->GetBackingPixmap())
+ {
+ m_gcBacking = (WXGC) XCreateGC (display, RootWindow (display,
+ DefaultScreen (display)),
+ GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth | GCSubwindowMode,
+ &gcvalues);
+ }
+
+ m_backgroundPixel = (int) gcvalues.background;
-wxWindowDC::~wxWindowDC(void)
+ // Get the current Font so we can set it back later
+ XGCValues valReturn;
+ XGetGCValues((Display*) m_display, (GC) m_gc, GCFont, &valReturn);
+ m_oldFont = (WXFont) valReturn.font;
+
+ SetBackground(wxBrush(m_window->GetBackgroundColour(), wxSOLID));
+}
+
+wxWindowDC::~wxWindowDC()
{
+ if (m_gc && (m_oldFont != (WXFont) 0) && ((long) m_oldFont != -1))
+ {
+ XSetFont ((Display*) m_display, (GC) m_gc, (Font) m_oldFont);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XSetFont ((Display*) m_display,(GC) m_gcBacking, (Font) m_oldFont);
+ }
+
if (m_gc)
XFreeGC ((Display*) m_display, (GC) m_gc);
m_gc = (WXGC) 0;
XFreeGC ((Display*) m_display, (GC) m_gcBacking);
m_gcBacking = (WXGC) 0;
- if (m_clippingRegion)
- XDestroyRegion ((Region) m_clippingRegion);
- m_clippingRegion = (WXRegion) 0;
-};
+ if (m_currentRegion)
+ XDestroyRegion ((Region) m_currentRegion);
+ m_currentRegion = (WXRegion) 0;
+
+ if (m_userRegion)
+ XDestroyRegion ((Region) m_userRegion);
+ m_userRegion = (WXRegion) 0;
+}
-void wxWindowDC::FloodFill( long WXUNUSED(x1), long WXUNUSED(y1),
- wxColour* WXUNUSED(col), int WXUNUSED(style) )
+void wxWindowDC::DoFloodFill( wxCoord WXUNUSED(x1), wxCoord WXUNUSED(y1),
+ const wxColour& WXUNUSED(col), int WXUNUSED(style) )
{
-};
+ wxFAIL_MSG("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
{
- 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 )
{
- if (!Ok()) return;
-#if 0
- int x1d, y1d, x2d, y2d;
+ wxCHECK_RET( Ok(), "invalid dc" );
- /* MATTHEW: [7] Implement GetPixel */
- FreeGetPixelCache();
+ int x1d, y1d, x2d, y2d;
- x1d = XLOG2DEV(x1);
- y1d = YLOG2DEV(y1);
- x2d = XLOG2DEV(x2);
- y2d = YLOG2DEV(y2);
+ // FreeGetPixelCache();
- if (current_pen && autoSetting)
- SetPen (current_pen);
- XDrawLine (display, pixmap, gc, x1d, y1d, x2d, y2d);
+ x1d = XLOG2DEV(x1);
+ y1d = YLOG2DEV(y1);
+ x2d = XLOG2DEV(x2);
+ y2d = YLOG2DEV(y2);
- if (canvas && canvas->is_retained)
- XDrawLine (display, canvas->backingPixmap, gcBacking,
- XLOG2DEV_2(x1), YLOG2DEV_2(y1),
- XLOG2DEV_2(x2), YLOG2DEV_2(y2));
+ if (m_autoSetting)
+ SetPen (m_pen);
- CalcBoundingBox(x1, y1);
- CalcBoundingBox(x2, y2);
-#endif
-};
-
-void wxWindowDC::CrossHair( long x, long y )
-{
- if (!Ok()) return;
-
-};
-
-void wxWindowDC::DrawArc( long x1, long y1, long x2, long y2, long xc, long yc )
-{
- if (!Ok()) return;
-
- 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;
- double dy = yy1 - yyc;
- double radius = sqrt(dx*dx+dy*dy);
- long r = (long)radius;
- double radius1, radius2;
-
- if (xx1 == xx2 && yy1 == yy2)
- {
- radius1 = 0.0;
- radius2 = 360.0;
- }
- else
- if (radius == 0.0)
- {
- radius1 = radius2 = 0.0;
- }
- else
- {
- radius1 = (xx1 - xxc == 0) ?
- (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;
- };
- long alpha1 = long(radius1 * 64.0);
- long alpha2 = long((radius2 - radius1) * 64.0);
- while (alpha2 <= 0) alpha2 += 360*64;
- while (alpha1 > 360*64) alpha1 -= 360*64;
-
- if (m_brush.GetStyle() != wxTRANSPARENT) {};
-
- if (m_pen.GetStyle() != wxTRANSPARENT) {};
-
-};
-
-void wxWindowDC::DrawEllipticArc( long x, long y, long width, long height, double sa, double ea )
-{
- if (!Ok()) return;
-
- long xx = XLOG2DEV(x);
- long yy = YLOG2DEV(y);
- long ww = m_signX * XLOG2DEVREL(width);
- long 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) {};
-
- if (m_pen.GetStyle() != wxTRANSPARENT) {};
-};
-
-void wxWindowDC::DrawPoint( long x, long y )
-{
- if (!Ok()) return;
-
- if (m_pen.GetStyle() != wxTRANSPARENT) {};
-};
-
-void wxWindowDC::DrawLines( int n, wxPoint points[], long xoffset, long yoffset )
-{
- if (!Ok()) return;
-
- if (m_pen.GetStyle() == wxTRANSPARENT) return;
-
- 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);
- };
-};
-
-void wxWindowDC::DrawLines( wxList *points, long xoffset, long yoffset )
-{
- if (!Ok()) return;
-
- if (m_pen.GetStyle() == wxTRANSPARENT) return;
-
- wxNode *node = points->First();
- 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 again...
- long y2 = YLOG2DEV(npoint->y + yoffset);
- node = node->Next();
- };
-};
-
-void wxWindowDC::DrawPolygon( int WXUNUSED(n), wxPoint WXUNUSED(points)[],
- long WXUNUSED(xoffset), long WXUNUSED(yoffset), int WXUNUSED(fillStyle) )
-{
- if (!Ok()) return;
-};
-
-void wxWindowDC::DrawPolygon( wxList *WXUNUSED(lines), long WXUNUSED(xoffset),
- long WXUNUSED(yoffset), int WXUNUSED(fillStyle) )
-{
- if (!Ok()) return;
-};
-
-void wxWindowDC::DrawRectangle( long x, long y, long width, long height )
-{
- if (!Ok()) return;
-
- 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;
-
- // 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) {};
-
- if (m_pen.GetStyle() != wxTRANSPARENT) {};
-};
-
-void wxWindowDC::DrawRoundedRectangle( long x, long y, long width, long height, double radius )
-{
- if (!Ok()) return;
-
- 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);
-
- // CMB: handle -ve width and/or height
- if (ww < 0) { ww = -ww; xx = xx - ww; }
- if (hh < 0) { hh = -hh; yy = yy - hh; }
-
- // CMB: if radius is zero use DrawRectangle() instead to avoid
- // X drawing errors with small radii
- if (rr == 0)
- {
- DrawRectangle( x, y, width, height );
- return;
- }
+ XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, x1d, y1d, x2d, y2d);
- // CMB: draw nothing if transformed w or h is 0
- if (ww == 0 || hh == 0) return;
+ if (m_window && m_window->GetBackingPixmap())
+ XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking,
+ XLOG2DEV_2(x1), YLOG2DEV_2(y1),
+ XLOG2DEV_2(x2), YLOG2DEV_2(y2));
- // CMB: adjust size if outline is drawn otherwise the result is
- // 1 pixel too wide and high
- if (m_pen.GetStyle() != wxTRANSPARENT)
- {
- ww--;
- hh--;
- }
+ CalcBoundingBox(x1, y1);
+ CalcBoundingBox(x2, y2);
+}
+
+void wxWindowDC::DoCrossHair( wxCoord x, wxCoord y )
+{
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ if (m_autoSetting)
+ SetPen (m_pen);
+
+ int xx = XLOG2DEV (x);
+ int yy = YLOG2DEV (y);
+ int ww, hh;
+ wxDisplaySize (&ww, &hh);
+ XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, 0, yy,
+ ww, yy);
+ XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xx, 0,
+ xx, hh);
+
+ if (m_window && m_window->GetBackingPixmap())
+ {
+ xx = XLOG2DEV_2 (x);
+ yy = YLOG2DEV_2 (y);
+ XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking,
+ 0, yy,
+ ww, yy);
+ XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking,
+ xx, 0,
+ xx, hh);
+ }
+}
+
+void wxWindowDC::DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCoord xc, wxCoord yc )
+{
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ // FreeGetPixelCache();
+
+ int xx1 = XLOG2DEV (x1);
+ int yy1 = YLOG2DEV (y1);
+ int xx2 = XLOG2DEV (x2);
+ int yy2 = YLOG2DEV (y2);
+ int xxc = XLOG2DEV (xc);
+ int yyc = YLOG2DEV (yc);
+ int xxc_2 = XLOG2DEV_2 (xc);
+ int yyc_2 = YLOG2DEV_2 (yc);
+
+ wxCoord dx = xx1 - xxc;
+ wxCoord dy = yy1 - yyc;
+ double radius = sqrt ((double)(dx * dx + dy * dy));
+ wxCoord r = (wxCoord) radius;
+
+ double radius1, radius2;
+
+ if (xx1 == xx2 && yy1 == yy2)
+ {
+ radius1 = 0.0;
+ radius2 = 360.0;
+ }
+ else if (radius == 0.0)
+ radius1 = radius2 = 0.0;
+ else
+ {
+ if (xx1 - xxc == 0)
+ if (yy1 - yyc < 0)
+ radius1 = 90.0;
+ else
+ radius1 = -90.0;
+ else
+ radius1 = -atan2 ((double) (yy1 - yyc), (double) (xx1 - xxc)) * 360.0 / (2 * M_PI);
+
+ if (xx2 - xxc == 0)
+ if (yy2 - yyc < 0)
+ radius2 = 90.0;
+ else
+ radius2 = -90.0;
+ else
+ radius2 = -atan2 ((double) (yy2 - yyc), (double) (xx2 - xxc)) * 360.0 / (2 * M_PI);
+ }
+ radius1 *= 64.0;
+ radius2 *= 64.0;
+ int alpha1 = (int) radius1;
+ int alpha2 = (int) (radius2 - radius1);
+ while (alpha2 <= 0)
+ alpha2 += 360 * 64;
+ while (alpha2 > 360 * 64)
+ alpha2 -= 360 * 64;
+
+ if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT)
+ {
+ SetBrush (m_brush);
+ XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) (GC) m_gc,
+ xxc - r, yyc - r, 2 * r, 2 * r, alpha1, alpha2);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking,
+ xxc_2 - r, yyc_2 - r, 2 * r, 2 * r, alpha1, alpha2);
+
+ }
+
+ if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT)
+ {
+ if (m_autoSetting)
+ SetPen (m_pen);
+ XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc,
+ xxc - r, yyc - r, 2 * r, 2 * r, alpha1, alpha2);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking,
+ xxc_2 - r, yyc_2 - r, 2 * r, 2 * r, alpha1, alpha2);
+ }
+ CalcBoundingBox (x1, y1);
+ CalcBoundingBox (x2, y2);
+}
+
+void wxWindowDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double sa, double ea )
+{
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ int xd, yd, wd, hd;
+
+ xd = XLOG2DEV(x);
+ yd = YLOG2DEV(y);
+ wd = XLOG2DEVREL(width);
+ hd = YLOG2DEVREL(height);
+
+ if (sa>=360 || sa<=-360) sa=sa-int(sa/360)*360;
+ if (ea>=360 || ea<=-360) ea=ea-int(ea/360)*360;
+ int start = int(sa*64);
+ int end = int(ea*64);
+ if (start<0) start+=360*64;
+ if (end <0) end +=360*64;
+ if (end>start) end-=start;
+ else end+=360*64-start;
+
+ if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT)
+ {
+ m_autoSetting = TRUE; // must be reset
+
+ SetBrush (m_brush);
+ XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, wd, hd, start, end);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking,
+ XLOG2DEV_2 (x), YLOG2DEV_2 (y),wd,hd,start,end);
+ }
+
+ if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT)
+ {
+ if (m_autoSetting)
+ SetPen (m_pen);
+ XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, wd, hd, start,end);
+ if (m_window && m_window->GetBackingPixmap())
+ XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking,
+ XLOG2DEV_2 (x), YLOG2DEV_2 (y),wd,hd,start,end);
+ }
+ CalcBoundingBox (x, y);
+ CalcBoundingBox (x + width, y + height);
+}
+
+void wxWindowDC::DoDrawPoint( wxCoord x, wxCoord y )
+{
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ // FreeGetPixelCache();
+
+ if (m_pen.Ok() && m_autoSetting)
+ SetPen (m_pen);
+
+ XDrawPoint ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, XLOG2DEV (x), YLOG2DEV (y));
+ if (m_window && m_window->GetBackingPixmap())
+ XDrawPoint ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, XLOG2DEV_2 (x), YLOG2DEV_2 (y));
+
+ CalcBoundingBox (x, y);
+}
+
+void wxWindowDC::DoDrawLines( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset )
+{
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ // FreeGetPixelCache();
+
+ if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT)
+ {
+ if (m_autoSetting)
+ SetPen (m_pen);
+
+ XPoint *xpoints = new XPoint[n];
+ int i;
+
+ for (i = 0; i < n; i++)
+ {
+ xpoints[i].x = XLOG2DEV (points[i].x + xoffset);
+ xpoints[i].y = YLOG2DEV (points[i].y + yoffset);
+ }
+ XDrawLines ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xpoints, n, 0);
+
+ if (m_window && m_window->GetBackingPixmap())
+ {
+ for (i = 0; i < n; i++)
+ {
+ xpoints[i].x = XLOG2DEV_2 (points[i].x + xoffset);
+ xpoints[i].y = YLOG2DEV_2 (points[i].y + yoffset);
+ }
+ XDrawLines ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, xpoints, n, 0);
+ }
+ delete[]xpoints;
+ }
+}
+
+void wxWindowDC::DoDrawPolygon( int n, wxPoint points[],
+ wxCoord xoffset, wxCoord yoffset, int fillStyle )
+{
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ // FreeGetPixelCache();
+
+ XPoint *xpoints1 = new XPoint[n + 1];
+ XPoint *xpoints2 = new XPoint[n + 1];
+ int i;
+ for (i = 0; i < n; i++)
+ {
+ xpoints1[i].x = XLOG2DEV (points[i].x + xoffset);
+ xpoints1[i].y = YLOG2DEV (points[i].y + yoffset);
+ xpoints2[i].x = XLOG2DEV_2 (points[i].x + xoffset);
+ xpoints2[i].y = YLOG2DEV_2 (points[i].y + yoffset);
+ CalcBoundingBox (points[i].x + xoffset, points[i].y + yoffset);
+ }
+
+ // Close figure for XDrawLines (not needed for XFillPolygon)
+ xpoints1[i].x = xpoints1[0].x;
+ xpoints1[i].y = xpoints1[0].y;
+ xpoints2[i].x = xpoints2[0].x;
+ xpoints2[i].y = xpoints2[0].y;
+
+ if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT)
+ {
+ SetBrush (m_brush);
+ XSetFillRule ((Display*) m_display, (GC) m_gc, fillStyle == wxODDEVEN_RULE ? EvenOddRule : WindingRule);
+ XFillPolygon ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xpoints1, n, Complex, 0);
+ XSetFillRule ((Display*) m_display, (GC) m_gc, EvenOddRule); // default mode
+ if (m_window && m_window->GetBackingPixmap())
+ {
+ XSetFillRule ((Display*) m_display,(GC) m_gcBacking,
+ fillStyle == wxODDEVEN_RULE ? EvenOddRule : WindingRule);
+ XFillPolygon ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, xpoints2, n, Complex, 0);
+ XSetFillRule ((Display*) m_display,(GC) m_gcBacking, EvenOddRule); // default mode
+ }
+ }
+
+ if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT)
+ {
+ if (m_autoSetting)
+ SetPen (m_pen);
+ XDrawLines ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xpoints1, n + 1, 0);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XDrawLines ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, xpoints2, n + 1, 0);
+ }
+
+ delete[]xpoints1;
+ delete[]xpoints2;
+}
+
+void wxWindowDC::DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
+{
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ // FreeGetPixelCache();
+
+ int xd, yd, wfd, hfd, wd, hd;
+
+ xd = XLOG2DEV(x);
+ yd = YLOG2DEV(y);
+ wfd = XLOG2DEVREL(width);
+ wd = wfd - WX_GC_CF;
+ hfd = YLOG2DEVREL(height);
+ hd = hfd - WX_GC_CF;
+
+ if (wfd == 0 || hfd == 0) return;
+ if (wd < 0) { wd = - wd; xd = xd - wd; }
+ if (hd < 0) { hd = - hd; yd = yd - hd; }
+
+ if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT)
+ {
+ SetBrush (m_brush);
+ XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, wfd, hfd);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ XLOG2DEV_2 (x), YLOG2DEV_2 (y),
+ wfd, hfd);
+ }
+
+ if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT)
+ {
+ if (m_autoSetting)
+ SetPen (m_pen);
+ XDrawRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, wd, hd);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XDrawRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ XLOG2DEV_2 (x), YLOG2DEV_2 (y),
+ wd, hd);
+ }
+ CalcBoundingBox (x, y);
+ CalcBoundingBox (x + width, y + height);
+}
+
+void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius )
+{
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ // FreeGetPixelCache();
+
+ // If radius is negative, it's a proportion of the smaller dimension.
+
+ if (radius < 0.0) radius = - radius * ((width < height) ? width : height);
+
+ int xd = XLOG2DEV (x);
+ int yd = YLOG2DEV (y);
+ int rd = XLOG2DEVREL ((long) radius);
+ int wd = XLOG2DEVREL (width) - WX_GC_CF;
+ int hd = YLOG2DEVREL (height) - WX_GC_CF;
+
+ int rw_d = rd * 2;
+ int rh_d = rw_d;
+
+ // If radius is zero use DrawRectangle() instead to avoid
+ // X drawing errors with small radii
+ if (rd == 0)
+ {
+ DrawRectangle( x, y, width, height );
+ return;
+ }
+
+ // Draw nothing if transformed w or h is 0
+ if (wd == 0 || hd == 0) return;
+
+ // CMB: adjust size if outline is drawn otherwise the result is
+ // 1 pixel too wide and high
+ if (m_pen.GetStyle() != wxTRANSPARENT)
+ {
+ wd--;
+ hd--;
+ }
+
+ // CMB: ensure dd is not larger than rectangle otherwise we
+ // get an hour glass shape
+ if (rw_d > wd) rw_d = wd;
+ if (rw_d > hd) rw_d = hd;
+ rd = rw_d / 2;
+
+ // For backing pixmap
+ int xd2 = XLOG2DEV_2 (x);
+ int yd2 = YLOG2DEV_2 (y);
+ int rd2 = XLOG2DEVREL ((long) radius);
+ int wd2 = XLOG2DEVREL (width) ;
+ int hd2 = YLOG2DEVREL (height) ;
+
+ int rw_d2 = rd2 * 2;
+ int rh_d2 = rw_d2;
+
+ if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT)
+ {
+ SetBrush (m_brush);
+
+ XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + rd, yd,
+ wd - rw_d, hd);
+ XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd + rd,
+ wd, hd - rh_d);
+
+ // Arcs start from 3 o'clock, positive angles anticlockwise
+ // Top-left
+ XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd,
+ rw_d, rh_d, 90 * 64, 90 * 64);
+ // Top-right
+ XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + wd - rw_d, yd,
+ // rw_d, rh_d, 0, 90 * 64);
+ rw_d, rh_d, 0, 91 * 64);
+ // Bottom-right
+ XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + wd - rw_d,
+ yd + hd - rh_d,
+ // rw_d, rh_d, 270 * 64, 90 * 64);
+ rw_d, rh_d, 269 * 64, 92 * 64);
+ // Bottom-left
+ XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd + hd - rh_d,
+ rw_d, rh_d, 180 * 64, 90 * 64);
+
+ if (m_window && m_window->GetBackingPixmap())
+ {
+ XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2 + rd2, yd2, wd2 - rw_d2, hd2);
+ XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2, yd2 + rd2, wd2, hd2 - rh_d2);
+
+ XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2, yd2, rw_d2, rh_d2, 90 * 64, 90 * 64);
+ XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2 + wd2 - rw_d2, yd2,
+ // rw_d2, rh_d2, 0, 90 * 64);
+ rw_d2, rh_d2, 0, 91 * 64);
+ XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2 + wd2 - rw_d2,
+ yd2 + hd2 - rh_d2,
+ // rw_d2, rh_d2, 270 * 64, 90 * 64);
+ rw_d2, rh_d2, 269 * 64, 92 * 64);
+ XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2, yd2 + hd2 - rh_d2,
+ rw_d2, rh_d2, 180 * 64, 90 * 64);
+ }
+ }
+
+ if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT)
+ {
+ SetPen (m_pen);
+ XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + rd, yd,
+ xd + wd - rd + 1, yd);
+ XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + rd, yd + hd,
+ xd + wd - rd, yd + hd);
+
+ XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd + rd,
+ xd, yd + hd - rd);
+ XDrawLine ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + wd, yd + rd,
+ xd + wd, yd + hd - rd + 1);
+ XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd,
+ rw_d, rh_d, 90 * 64, 90 * 64);
+ XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + wd - rw_d, yd,
+ // rw_d, rh_d, 0, 90 * 64);
+ rw_d, rh_d, 0, 91 * 64);
+ XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd + wd - rw_d,
+ yd + hd - rh_d,
+ rw_d, rh_d, 269 * 64, 92 * 64);
+ XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd + hd - rh_d,
+ rw_d, rh_d, 180 * 64, 90 * 64);
+
+ if (m_window && m_window->GetBackingPixmap())
+ {
+ XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2 + rd2, yd2,
+ xd2 + wd2 - rd2 + 1, yd2);
+ XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2 + rd2, yd2 + hd2,
+ xd2 + wd2 - rd2, yd2 + hd2);
+
+ XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2, yd2 + rd2,
+ xd2, yd2 + hd2 - rd2);
+ XDrawLine ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2 + wd2, yd2 + rd2,
+ xd2 + wd2, yd2 + hd2 - rd2 + 1);
+ XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2, yd2,
+ rw_d2, rh_d2, 90 * 64, 90 * 64);
+ XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2 + wd2 - rw_d2, yd2,
+ // rw_d2, rh_d2, 0, 90 * 64);
+ rw_d2, rh_d2, 0, 91 * 64);
+ XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2 + wd2 - rw_d2,
+ yd2 + hd2 - rh_d2,
+ rw_d2, rh_d2, 269 * 64, 92 * 64);
+ XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ xd2, yd2 + hd2 - rh_d2,
+ rw_d2, rh_d2, 180 * 64, 90 * 64);
+ }
+ }
+ CalcBoundingBox (x, y);
+ CalcBoundingBox (x + width, y + height);
+
+
+}
+
+void wxWindowDC::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
+{
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ // Check for negative width and height
+ if (height < 0)
+ {
+ y = y + height;
+ height = - height ;
+ }
+
+ if (width < 0)
+ {
+ x = x + width;
+ width = - width ;
+ }
+
+ // FreeGetPixelCache();
+
+ static const int angle = 23040;
+
+ int xd, yd, wd, hd;
+
+ xd = XLOG2DEV(x);
+ yd = YLOG2DEV(y);
+ wd = XLOG2DEVREL(width) ;
+ hd = YLOG2DEVREL(height) ;
+
+ if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT)
+ {
+ SetBrush (m_brush);
+ XFillArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, wd, hd, 0, angle);
+ if (m_window && m_window->GetBackingPixmap())
+ XFillArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ XLOG2DEV_2 (x), YLOG2DEV_2 (y),
+ XLOG2DEVREL (width) - WX_GC_CF,
+ YLOG2DEVREL (height) - WX_GC_CF, 0, angle);
+ }
+
+ if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT)
+ {
+ if (m_autoSetting)
+ SetPen (m_pen);
+ XDrawArc ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, xd, yd, wd, hd, 0, angle);
+ if (m_window && m_window->GetBackingPixmap())
+ XDrawArc ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ XLOG2DEV_2 (x), YLOG2DEV_2 (y),
+ XLOG2DEVREL (width) - WX_GC_CF,
+ YLOG2DEVREL (height) - WX_GC_CF, 0, angle);
+ }
+ CalcBoundingBox (x, y);
+ CalcBoundingBox (x + width, y + height);
+
+}
+
+bool wxWindowDC::CanDrawBitmap() const
+{
+ wxCHECK_MSG( Ok(), FALSE, "invalid dc" );
+
+ return TRUE;
+}
+
+#if 0
+void wxWindowDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y)
+{
+ // FreeGetPixelCache();
+
+ // Be sure that foreground pixels (1) of
+ // the Icon will be painted with pen colour. [m_pen.SetColour()]
+ // Background pixels (0) will be painted with
+ // last selected background color. [::SetBackground]
+ if (m_pen.Ok() && m_autoSetting)
+ SetPen (m_pen);
+
+ int width, height;
+ Pixmap iconPixmap = (Pixmap) icon.GetPixmap();
+ width = icon.GetWidth();
+ height = icon.GetHeight();
+ if (icon.GetDisplay() == m_display)
+ {
+ if (icon.GetDepth() <= 1)
+ {
+ XCopyPlane ((Display*) m_display, iconPixmap, (Pixmap) m_pixmap, (GC) m_gc,
+ 0, 0, width, height,
+ (int) XLOG2DEV (x), (int) YLOG2DEV (y), 1);
+ }
+ else
+ {
+ XCopyArea ((Display*) m_display, iconPixmap, (Pixmap) m_pixmap, (GC) m_gc,
+ 0, 0, width, height,
+ (int) XLOG2DEV (x), (int) YLOG2DEV (y));
+ }
+
+
+ if (m_window && m_window->GetBackingPixmap())
+ {
+ if (icon.GetDepth() <= 1)
+ {
+ XCopyPlane ((Display*) m_display, iconPixmap, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ 0, 0, width, height, (int) XLOG2DEV_2 (x), (int) YLOG2DEV_2 (y), 1);
+ }
+ else
+ {
+ XCopyArea ((Display*) m_display, iconPixmap, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ 0, 0, width, height,
+ (int) XLOG2DEV_2 (x), (int) YLOG2DEV_2 (y));
+ }
+ }
+ } else { /* Remote copy (different (Display*) m_displays) */
+ XImage *cache = NULL;
+ if (m_window && m_window->GetBackingPixmap())
+ XCopyRemote((Display*) icon.GetDisplay(), (Display*) m_display, iconPixmap, (Pixmap) m_window->GetBackingPixmap(),
+ (GC) m_gcBacking, 0, 0, width, height,
+ (int) XLOG2DEV_2 (x), (int) YLOG2DEV_2 (y), TRUE, &cache);
+ XCopyRemote((Display*) icon.GetDisplay(), (Display*) m_display, iconPixmap, (Pixmap) m_pixmap, (GC) m_gc,
+ 0, 0, width, height,
+ (int) XLOG2DEV (x), (int) YLOG2DEV (y), FALSE, &cache);
+ }
+ CalcBoundingBox (x, y);
+}
+#endif // 0
+
+// TODO: use scaled Blit e.g. as per John Price's implementation in Contrib/Utilities
+bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
+ wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop, bool useMask )
+{
+ wxCHECK_MSG( Ok(), FALSE, "invalid dc" );
+
+ wxWindowDC* sourceDC = wxDynamicCast(source, wxWindowDC);
+
+ wxASSERT_MSG( sourceDC, "Blit source DC must be wxWindowDC or derived class." );
+
+ // FreeGetPixelCache();
+
+ // Be sure that foreground pixels (1) of the Icon will be painted with pen
+ // colour. [m_pen.SetColour()] Background pixels (0) will be painted with
+ // last selected background color. [::SetBackground]
+ if (m_pen.Ok() && m_autoSetting)
+ SetPen (m_pen);
+
+ // Do bitmap scaling if necessary
+
+ wxBitmap *scaledBitmap = (wxBitmap*) NULL;
+ Pixmap sourcePixmap = (Pixmap) NULL;
+ double scaleX, scaleY;
+ GetUserScale(& scaleX, & scaleY);
+
+ // Sorry, can't scale masks just yet
+ if (!useMask && (scaleX != 1.0 || scaleY != 1.0) && sourceDC->IsKindOf(CLASSINFO(wxMemoryDC)))
+ {
+ wxMemoryDC* memDC = (wxMemoryDC*) sourceDC;
+ wxBitmap& bitmap = memDC->GetBitmap();
+
+ wxASSERT_MSG( (bitmap.Ok()), "Bad source bitmap in wxWindowDC::Blit");
+
+ wxImage image(bitmap);
+ if (!image.Ok())
+ {
+ sourcePixmap = (Pixmap) bitmap.GetPixmap();
+ }
+ else
+ {
+ int scaledW = (int) (bitmap.GetWidth() * scaleX);
+ int scaledH = (int) (bitmap.GetHeight() * scaleY);
+
+ image = image.Scale(scaledW, scaledH);
+ scaledBitmap = new wxBitmap(image.ConvertToBitmap());
+ sourcePixmap = (Pixmap) scaledBitmap->GetPixmap();
+ }
+ }
+ else
+ sourcePixmap = (Pixmap) sourceDC->m_pixmap;
- // 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_pen.GetStyle() != wxTRANSPARENT)
- {
- };
-};
-
-void wxWindowDC::DrawEllipse( long x, long y, long width, long height )
-{
- if (!Ok()) return;
-
- long xx = XLOG2DEV(x);
- long yy = YLOG2DEV(y);
- long ww = m_signX * XLOG2DEVREL(width);
- long 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) {};
-
- if (m_pen.GetStyle() != wxTRANSPARENT) {};
-};
-
-bool wxWindowDC::CanDrawBitmap(void) const
-{
- return TRUE;
-};
-
-void wxWindowDC::DrawIcon( const wxIcon &icon, long x, long y, bool useMask )
-{
- if (!Ok()) return;
-
- if (!icon.Ok()) return;
-
- int xx = XLOG2DEV(x);
- int yy = YLOG2DEV(y);
-
-};
-
-bool wxWindowDC::Blit( long xdest, long ydest, long width, long height,
- wxDC *source, long xsrc, long ysrc, int WXUNUSED(logical_func), bool WXUNUSED(useMask) )
-{
- if (!Ok()) return FALSE;
-
- // CMB 20/5/98: add blitting of bitmaps
- if (source->IsKindOf(CLASSINFO(wxMemoryDC)))
- {
- wxMemoryDC* srcDC = (wxMemoryDC*)source;
- /*
- GdkBitmap* bmap = srcDC->m_selected.GetBitmap();
- if (bmap)
- {
- gdk_draw_bitmap (
- m_window,
- m_textGC,
- bmap,
- source->DeviceToLogicalX(xsrc), source->DeviceToLogicalY(ysrc),
- XLOG2DEV(xdest), YLOG2DEV(ydest),
- source->DeviceToLogicalXRel(width), source->DeviceToLogicalYRel(height)
- );
- return TRUE;
- }
- */
+ if (m_pixmap && sourcePixmap)
+ {
+ /* MATTHEW: [9] */
+ int orig = m_logicalFunction;
+
+ SetLogicalFunction (rop);
+
+ if (m_display != sourceDC->m_display)
+ {
+ XImage *cache = NULL;
+
+ if (m_window && m_window->GetBackingPixmap())
+ XCopyRemote((Display*) sourceDC->m_display, (Display*) m_display,
+ (Pixmap) sourcePixmap, (Pixmap) m_window->GetBackingPixmap(),
+ (GC) m_gcBacking,
+ source->LogicalToDeviceX (xsrc),
+ source->LogicalToDeviceY (ysrc),
+ source->LogicalToDeviceXRel(width),
+ source->LogicalToDeviceYRel(height),
+ XLOG2DEV_2 (xdest), YLOG2DEV_2 (ydest),
+ TRUE, &cache);
+
+ if ( useMask && source->IsKindOf(CLASSINFO(wxMemoryDC)) )
+ {
+ wxMemoryDC *memDC = (wxMemoryDC *)source;
+ wxBitmap& sel = memDC->GetBitmap();
+ if ( sel.Ok() && sel.GetMask() && sel.GetMask()->GetPixmap() )
+ {
+ XSetClipMask ((Display*) m_display, (GC) m_gc, (Pixmap) sel.GetMask()->GetPixmap());
+ XSetClipOrigin ((Display*) m_display, (GC) m_gc, XLOG2DEV (xdest), YLOG2DEV (ydest));
+ }
+ }
+
+ XCopyRemote((Display*) sourceDC->m_display, (Display*) m_display, (Pixmap) sourcePixmap, (Pixmap) m_pixmap, (GC) m_gc,
+ source->LogicalToDeviceX (xsrc),
+ source->LogicalToDeviceY (ysrc),
+ source->LogicalToDeviceXRel(width),
+ source->LogicalToDeviceYRel(height),
+ XLOG2DEV (xdest), YLOG2DEV (ydest),
+ FALSE, &cache);
+
+ if ( useMask )
+ {
+ XSetClipMask ((Display*) m_display, (GC) m_gc, None);
+ XSetClipOrigin ((Display*) m_display, (GC) m_gc, 0, 0);
+ }
+
+ } else
+ {
+ if (m_window && m_window->GetBackingPixmap())
+ {
+ // +++ MARKUS (mho@comnets.rwth-aachen): error on blitting bitmaps with depth 1
+ if (source->IsKindOf(CLASSINFO(wxMemoryDC)) && ((wxMemoryDC*) source)->GetBitmap().GetDepth() == 1)
+ {
+ XCopyPlane ((Display*) m_display, (Pixmap) sourcePixmap, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ source->LogicalToDeviceX (xsrc),
+ source->LogicalToDeviceY (ysrc),
+ source->LogicalToDeviceXRel(width),
+ source->LogicalToDeviceYRel(height),
+ XLOG2DEV_2 (xdest), YLOG2DEV_2 (ydest), 1);
+ }
+ else
+ {
+ XCopyArea ((Display*) m_display, (Pixmap) sourcePixmap, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ source->LogicalToDeviceX (xsrc),
+ source->LogicalToDeviceY (ysrc),
+ source->LogicalToDeviceXRel(width),
+ source->LogicalToDeviceYRel(height),
+ XLOG2DEV_2 (xdest), YLOG2DEV_2 (ydest));
+ }
+ }
+ if ( useMask && source->IsKindOf(CLASSINFO(wxMemoryDC)) )
+ {
+ wxMemoryDC *memDC = (wxMemoryDC *)source;
+ wxBitmap& sel = memDC->GetBitmap();
+ if ( sel.Ok() && sel.GetMask() && sel.GetMask()->GetPixmap() )
+ {
+ XSetClipMask ((Display*) m_display, (GC) m_gc, (Pixmap) sel.GetMask()->GetPixmap());
+ XSetClipOrigin ((Display*) m_display, (GC) m_gc, XLOG2DEV (xdest), YLOG2DEV (ydest));
+ }
+ }
+
+ // Check if we're copying from a mono bitmap
+ if (source->IsKindOf(CLASSINFO(wxMemoryDC)) &&
+ ((wxMemoryDC*)source)->GetBitmap().Ok() && (((wxMemoryDC*)source)->GetBitmap().GetDepth () == 1))
+ {
+ XCopyPlane ((Display*) m_display, (Pixmap) sourcePixmap, (Pixmap) m_pixmap, (GC) m_gc,
+ source->LogicalToDeviceX (xsrc),
+ source->LogicalToDeviceY (ysrc),
+ source->LogicalToDeviceXRel(width),
+ source->LogicalToDeviceYRel(height),
+ XLOG2DEV (xdest), YLOG2DEV (ydest), 1);
+ }
+ else
+ {
+ XCopyArea ((Display*) m_display, (Pixmap) sourcePixmap, (Pixmap) m_pixmap, (GC) m_gc,
+ source->LogicalToDeviceX (xsrc),
+ source->LogicalToDeviceY (ysrc),
+ source->LogicalToDeviceXRel(width),
+ source->LogicalToDeviceYRel(height),
+ XLOG2DEV (xdest), YLOG2DEV (ydest));
+
+ }
+ if ( useMask )
+ {
+ XSetClipMask ((Display*) m_display, (GC) m_gc, None);
+ XSetClipOrigin ((Display*) m_display, (GC) m_gc, 0, 0);
+ }
+
+ } /* Remote/local (Display*) m_display */
+ CalcBoundingBox (xdest, ydest);
+ CalcBoundingBox (xdest + width, ydest + height);
+
+ SetLogicalFunction(orig);
+
+ if (scaledBitmap) delete scaledBitmap;
+
+ return TRUE;
}
+ if (scaledBitmap) delete scaledBitmap;
+
+ return FALSE;
+}
+
+void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
+{
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ // Since X draws from the baseline of the text, must add the text height
+ int cx = 0;
+ int cy = 0;
+ int ascent = 0;
+ int slen;
+
+ slen = strlen(text);
+
+ if (m_font.Ok())
+ {
+ WXFontStructPtr pFontStruct = m_font.GetFontStruct(m_userScaleY*m_logicalScaleY, m_display);
+ int direction, descent;
+ XCharStruct overall_return;
+#if 0
+ if (use16)
+ (void)XTextExtents16((XFontStruct*) pFontStruct, (XChar2b *)(const char*) text, slen, &direction,
+ &ascent, &descent, &overall_return);
+ else
+#endif // 0
+ (void)XTextExtents((XFontStruct*) pFontStruct, (char*) (const char*) text, slen, &direction,
+ &ascent, &descent, &overall_return);
+
+ cx = overall_return.width;
+ cy = ascent + descent;
+ }
- return TRUE;
-};
+ // First draw a rectangle representing the text background, if a text
+ // background is specified
+ if (m_textBackgroundColour.Ok () && (m_backgroundMode != wxTRANSPARENT))
+ {
+ wxColour oldPenColour = m_currentColour;
+ m_currentColour = m_textBackgroundColour;
+ bool sameColour = (oldPenColour.Ok () && m_textBackgroundColour.Ok () &&
+ (oldPenColour.Red () == m_textBackgroundColour.Red ()) &&
+ (oldPenColour.Blue () == m_textBackgroundColour.Blue ()) &&
+ (oldPenColour.Green () == m_textBackgroundColour.Green ()));
+
+ // This separation of the big && test required for gcc2.7/HP UX 9.02
+ // or pixel value can be corrupted!
+ sameColour = (sameColour &&
+ (oldPenColour.GetPixel() == m_textBackgroundColour.GetPixel()));
+
+ if (!sameColour || !GetOptimization())
+ {
+ int pixel = m_textBackgroundColour.AllocColour(m_display);
+ m_currentColour = m_textBackgroundColour;
+
+ // Set the GC to the required colour
+ if (pixel > -1)
+ {
+ XSetForeground ((Display*) m_display, (GC) m_gc, pixel);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetForeground ((Display*) m_display,(GC) m_gcBacking, pixel);
+ }
+ }
+ else
+ m_textBackgroundColour = oldPenColour ;
+
+ XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, XLOG2DEV (x), YLOG2DEV (y), cx, cy);
+ if (m_window && m_window->GetBackingPixmap())
+ XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ XLOG2DEV_2 (x), YLOG2DEV_2 (y), cx, cy);
+ }
+
+ // Now set the text foreground and draw the text
+ if (m_textForegroundColour.Ok ())
+ {
+ wxColour oldPenColour = m_currentColour;
+ m_currentColour = m_textForegroundColour;
+ bool sameColour = (oldPenColour.Ok () && m_currentColour.Ok () &&
+ (oldPenColour.Red () == m_currentColour.Red ()) &&
+ (oldPenColour.Blue () == m_currentColour.Blue ()) &&
+ (oldPenColour.Green () == m_currentColour.Green ()) &&
+ (oldPenColour.GetPixel() == m_currentColour.GetPixel()));
+
+ if (!sameColour || !GetOptimization())
+ {
+ int pixel = -1;
+ if (!m_colour) // Mono display
+ {
+ // Unless foreground is really white, draw it in black
+ unsigned char red = m_textForegroundColour.Red ();
+ unsigned char blue = m_textForegroundColour.Blue ();
+ unsigned char green = m_textForegroundColour.Green ();
+ if (red == (unsigned char) 255 && blue == (unsigned char) 255
+ && green == (unsigned char) 255)
+ {
+ m_currentColour = *wxWHITE;
+ pixel = (int) WhitePixel ((Display*) m_display, DefaultScreen ((Display*) m_display));
+ m_currentColour.SetPixel(pixel);
+ m_textForegroundColour.SetPixel(pixel);
+ }
+ else
+ {
+ m_currentColour = *wxBLACK;
+ pixel = (int) BlackPixel ((Display*) m_display, DefaultScreen ((Display*) m_display));
+ m_currentColour.SetPixel(pixel);
+ m_textForegroundColour.SetPixel(pixel);
+ }
+ }
+ else
+ {
+ pixel = m_textForegroundColour.AllocColour((Display*) m_display);
+ m_currentColour.SetPixel(pixel);
+ }
+
+ // Set the GC to the required colour
+ if (pixel > -1)
+ {
+ XSetForeground ((Display*) m_display, (GC) m_gc, pixel);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetForeground ((Display*) m_display,(GC) m_gcBacking, pixel);
+ }
+ }
+ else
+ m_textForegroundColour = oldPenColour;
+ }
+
+ // We need to add the ascent, not the whole height, since X draws at the
+ // point above the descender.
+#if 0
+ if (use16)
+ XDrawString16((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, XLOG2DEV (x), YLOG2DEV (y) + ascent,
+ (XChar2b *)(char*) (const char*) text, slen);
+ else
+#endif // 0
+ XDrawString((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, XLOG2DEV (x), YLOG2DEV (y) + ascent, text, slen);
+
+ if (m_window && m_window->GetBackingPixmap()) {
+#if 0
+ if (use16)
+ XDrawString16((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking,
+ XLOG2DEV_2 (x), YLOG2DEV_2 (y) + ascent,
+ (XChar2b *)(char*) (const char*) text, slen);
+ else
+#endif // 0
+ XDrawString((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(), (GC) m_gcBacking,
+ XLOG2DEV_2 (x), YLOG2DEV_2 (y) + ascent, (char*) (const char*) text, slen);
+ }
+
+ wxCoord w, h;
+ GetTextExtent (text, &w, &h);
+ CalcBoundingBox (x + w, y + h);
+ CalcBoundingBox (x, y);
+}
-void wxWindowDC::DrawText( const wxString &text, long x, long y, bool
-WXUNUSED(use16) )
+void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, double angle )
{
- if (!Ok()) return;
+ if (angle == 0.0)
+ {
+ DrawText(text, x, y);
+ return;
+ }
+
+ wxCHECK_RET( Ok(), "invalid dc" );
-};
+ // Since X draws from the baseline of the text, must add the text height
+ int cx = 0;
+ int cy = 0;
+ int ascent = 0;
+ int slen;
+
+ slen = strlen(text);
+
+ if (m_font.Ok())
+ {
+ // Calculate text extent.
+ WXFontStructPtr pFontStruct = m_font.GetFontStruct(m_userScaleY*m_logicalScaleY, m_display);
+ int direction, descent;
+ XCharStruct overall_return;
+#if 0
+ if (use16)
+ (void)XTextExtents16((XFontStruct*) pFontStruct, (XChar2b *)(const char*) text, slen, &direction,
+ &ascent, &descent, &overall_return);
+ else
+#endif // 0
+ (void)XTextExtents((XFontStruct*) pFontStruct, (char*) (const char*) text, slen, &direction,
+ &ascent, &descent, &overall_return);
+
+ cx = overall_return.width;
+ cy = ascent + descent;
+ }
+
+ wxBitmap src(cx, cy);
+ 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);
+
+ // Calculate the size of the rotated bounding box.
+ double dx = cos(angle / 180.0 * M_PI);
+ double dy = sin(angle / 180.0 * M_PI);
+ double x4 = -cy * dy;
+ double y4 = cy * dx;
+ double x3 = cx * dx;
+ double y3 = cx * dy;
+ double x2 = x3 + x4;
+ double y2 = y3 + y4;
+ double x1 = x;
+ double y1 = y;
+
+ // Create image from the source bitmap after writing the text into it.
+ wxImage image(src);
+
+ int minx = roundmin(0, roundmin(x4, roundmin(x2, x3)));
+ int miny = roundmin(0, roundmin(y4, roundmin(y2, y3)));
+ int maxx = roundmax(0, roundmax(x4, roundmax(x2, x3)));
+ int maxy = roundmax(0, roundmax(y4, roundmax(y2, y3)));
+
+ // This rotates counterclockwise around the top left corner.
+ for (int rx = minx; rx < maxx; rx++)
+ {
+ for (int ry = miny; ry < maxy; ry++)
+ {
+ // transform dest coords to source coords
+ int sx = (int) (rx * dx + ry * dy + 0.5);
+ int sy = (int) (ry * dx - rx * dy + 0.5);
+ if (sx >= 0 && sx < cx && sy >= 0 && sy < cy)
+ {
+ // draw black pixels, ignore white ones (i.e. transparent b/g)
+ if (image.GetRed(sx, sy) == 0)
+ {
+ DrawPoint((wxCoord) (x1 + maxx - rx), (wxCoord) (cy + y1 - ry));
+ }
+ else
+ {
+ // Background
+ //DrawPoint(x1 + maxx - rx, cy + y1 + maxy - ry);
+ }
+ }
+ }
+ }
+
+#if 0
+ // First draw a rectangle representing the text background, if a text
+ // background is specified
+ if (m_textBackgroundColour.Ok () && (m_backgroundMode != wxTRANSPARENT))
+ {
+ wxColour oldPenColour = m_currentColour;
+ m_currentColour = m_textBackgroundColour;
+ bool sameColour = (oldPenColour.Ok () && m_textBackgroundColour.Ok () &&
+ (oldPenColour.Red () == m_textBackgroundColour.Red ()) &&
+ (oldPenColour.Blue () == m_textBackgroundColour.Blue ()) &&
+ (oldPenColour.Green () == m_textBackgroundColour.Green ()));
+
+ // This separation of the big && test required for gcc2.7/HP UX 9.02
+ // or pixel value can be corrupted!
+ sameColour = (sameColour &&
+ (oldPenColour.GetPixel() == m_textBackgroundColour.GetPixel()));
+
+ if (!sameColour || !GetOptimization())
+ {
+ int pixel = m_textBackgroundColour.AllocColour(m_display);
+ m_currentColour = m_textBackgroundColour;
+
+ // Set the GC to the required colour
+ if (pixel > -1)
+ {
+ XSetForeground ((Display*) m_display, (GC) m_gc, pixel);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetForeground ((Display*) m_display,(GC) m_gcBacking, pixel);
+ }
+ }
+ else
+ m_textBackgroundColour = oldPenColour ;
+
+ XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, XLOG2DEV (x), YLOG2DEV (y), cx, cy);
+ if (m_window && m_window->GetBackingPixmap())
+ XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ XLOG2DEV_2 (x), YLOG2DEV_2 (y), cx, cy);
+ }
+#endif
+ long w, h;
+ // XXX use pixmap size
+ GetTextExtent (text, &w, &h);
+ CalcBoundingBox (x + w, y + h);
+ CalcBoundingBox (x, y);
+}
+bool wxWindowDC::CanGetTextExtent() const
+{
+ return TRUE;
+}
-bool wxWindowDC::CanGetTextExtent(void) const
+void wxWindowDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *height,
+ wxCoord *descent, wxCoord *externalLeading,
+ wxFont *font ) const
{
- return TRUE;
-};
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ wxFont* theFont = font;
+ if (!theFont)
+ theFont = (wxFont *)&m_font; // const_cast
+
+ if (!theFont->Ok())
+ {
+ // TODO: this should be an error log function
+ wxFAIL_MSG("set a valid font before calling GetTextExtent!");
-void wxWindowDC::GetTextExtent( const wxString &string, long *width, long *height,
- long *WXUNUSED(descent), long *WXUNUSED(externalLeading),
- wxFont *WXUNUSED(theFont), bool WXUNUSED(use16) )
+ if (width) *width = -1;
+ if (height) *height = -1;
+ return;
+ }
+
+ WXFontStructPtr pFontStruct = theFont->GetFontStruct(m_userScaleY*m_logicalScaleY, m_display);
+
+ int direction, ascent, descent2;
+ XCharStruct overall;
+ int slen;
+
+#if 0
+ if (use16)
+ slen = str16len(string);
+ else
+#endif // 0
+ slen = strlen(string);
+
+#if 0
+ if (use16)
+ XTextExtents16((XFontStruct*) pFontStruct, (XChar2b *) (char*) (const char*) string, slen, &direction,
+ &ascent, &descent2, &overall);
+ else
+#endif // 0
+ XTextExtents((XFontStruct*) pFontStruct, (char*) (const char*) string, slen, &direction,
+ &ascent, &descent2, &overall);
+
+ if (width) *width = XDEV2LOGREL (overall.width);
+ if (height) *height = YDEV2LOGREL (ascent + descent2);
+ if (descent)
+ *descent = descent2;
+ if (externalLeading)
+ *externalLeading = 0;
+}
+
+wxCoord wxWindowDC::GetCharWidth() const
{
- if (!Ok()) return;
-
-};
+ wxCHECK_MSG( Ok(), 0, "invalid dc" );
+ wxCHECK_MSG( m_font.Ok(), 0, "invalid font" );
+
+ WXFontStructPtr pFontStruct = m_font.GetFontStruct(m_userScaleY * m_logicalScaleY, m_display);
-long wxWindowDC::GetCharWidth(void)
+ int direction, ascent, descent;
+ XCharStruct overall;
+ XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent,
+ &descent, &overall);
+ return XDEV2LOGREL(overall.width);
+}
+
+wxCoord wxWindowDC::GetCharHeight() const
{
- if (!Ok()) return 0;
- return 0;
-};
+ wxCHECK_MSG( Ok(), 0, "invalid dc" );
+ wxCHECK_MSG( m_font.Ok(), 0, "invalid font" );
+
+ WXFontStructPtr pFontStruct = m_font.GetFontStruct(m_userScaleY*m_logicalScaleY, m_display);
+
+ int direction, ascent, descent;
+ XCharStruct overall;
+ XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent,
+ &descent, &overall);
+ // return XDEV2LOGREL(overall.ascent + overall.descent);
+ return XDEV2LOGREL(ascent + descent);
+}
-long wxWindowDC::GetCharHeight(void)
+void wxWindowDC::Clear()
{
- if (!Ok()) return 0;
- return 0;
-};
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ int w, h;
+ if (m_window)
+ {
+ m_window->GetSize(&w, &h);
+
+ if (m_window && m_window->GetBackingPixmap())
+ {
+ w = m_window->GetPixmapWidth();
+ h = m_window->GetPixmapHeight();
+ }
+ }
+ else
+ {
+ if (this->IsKindOf(CLASSINFO(wxMemoryDC)))
+ {
+ wxMemoryDC* memDC = (wxMemoryDC*) this;
+ w = memDC->GetBitmap().GetWidth();
+ h = memDC->GetBitmap().GetHeight();
+ }
+ else
+ return;
+ }
+
+ wxBrush saveBrush = m_brush;
+ SetBrush (m_backgroundBrush);
-void wxWindowDC::Clear(void)
+ XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, 0, 0, w, h);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, 0, 0, w, h);
+
+ m_brush = saveBrush;
+}
+
+void wxWindowDC::Clear(const wxRect& rect)
{
- if (!Ok()) return;
-
-};
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ int x = rect.x; int y = rect.y;
+ int w = rect.width; int h = rect.height;
+
+ wxBrush saveBrush = m_brush;
+ SetBrush (m_backgroundBrush);
+
+ XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, x, y, w, h);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, x, y, w, h);
+
+ m_brush = saveBrush;
+}
void wxWindowDC::SetFont( const wxFont &font )
{
- if (!Ok()) return;
-
- m_font = font;
-};
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ m_font = font;
+
+ if (!m_font.Ok())
+ {
+ if ((m_oldFont != (WXFont) 0) && ((wxCoord) m_oldFont != -1))
+ {
+ XSetFont ((Display*) m_display, (GC) m_gc, (Font) m_oldFont);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XSetFont ((Display*) m_display,(GC) m_gcBacking, (Font) m_oldFont);
+ }
+ return;
+ }
+
+ WXFontStructPtr pFontStruct = m_font.GetFontStruct(m_userScaleY*m_logicalScaleY, m_display);
+
+ Font fontId = ((XFontStruct*)pFontStruct)->fid;
+ XSetFont ((Display*) m_display, (GC) m_gc, fontId);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XSetFont ((Display*) m_display,(GC) m_gcBacking, fontId);
+}
void wxWindowDC::SetPen( const wxPen &pen )
{
- if (!Ok()) return;
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ m_pen = pen;
+ if (!m_pen.Ok())
+ return;
+
+ wxBitmap oldStipple = m_currentStipple;
+ int oldStyle = m_currentStyle;
+ int oldFill = m_currentFill;
+ int old_pen_width = m_currentPenWidth;
+ int old_pen_join = m_currentPenJoin;
+ int old_pen_cap = m_currentPenCap;
+ int old_pen_nb_dash = m_currentPenDashCount;
+ wxMOTIFDash *old_pen_dash = m_currentPenDash;
+
+ wxColour oldPenColour = m_currentColour;
+ m_currentColour = m_pen.GetColour ();
+ m_currentStyle = m_pen.GetStyle ();
+ m_currentFill = m_pen.GetStyle (); // TODO?
+ m_currentPenWidth = m_pen.GetWidth ();
+ m_currentPenJoin = m_pen.GetJoin ();
+ m_currentPenCap = m_pen.GetCap ();
+ m_currentPenDashCount = m_pen.GetDashCount();
+ m_currentPenDash = (wxMOTIFDash*)m_pen.GetDash();
+
+ if (m_currentStyle == wxSTIPPLE)
+ m_currentStipple = * m_pen.GetStipple ();
+
+ bool sameStyle = (oldStyle == m_currentStyle &&
+ oldFill == m_currentFill &&
+ old_pen_join == m_currentPenJoin &&
+ old_pen_cap == m_currentPenCap &&
+ old_pen_nb_dash == m_currentPenDashCount &&
+ old_pen_dash == m_currentPenDash &&
+ old_pen_width == m_currentPenWidth);
+
+ bool sameColour = (oldPenColour.Ok () &&
+ (oldPenColour.Red () == m_currentColour.Red ()) &&
+ (oldPenColour.Blue () == m_currentColour.Blue ()) &&
+ (oldPenColour.Green () == m_currentColour.Green ()) &&
+ (oldPenColour.GetPixel() == m_currentColour.GetPixel()));
+
+ if (!sameStyle || !GetOptimization())
+ {
+ int scaled_width = (int) XLOG2DEVREL (m_pen.GetWidth ());
+ if (scaled_width < 0)
+ scaled_width = 0;
+
+ int style;
+ int join;
+ int cap;
+ static const wxMOTIFDash dotted[] = {2, 5};
+ static const wxMOTIFDash short_dashed[] = {4, 4};
+ static const wxMOTIFDash long_dashed[] = {4, 8};
+ static const wxMOTIFDash dotted_dashed[] = {6, 6, 2, 6};
+
+ // We express dash pattern in pen width unit, so we are
+ // independent of zoom factor and so on...
+ int req_nb_dash;
+ const wxMOTIFDash *req_dash;
+
+ switch (m_pen.GetStyle ())
+ {
+ case wxUSER_DASH:
+ req_nb_dash = m_currentPenDashCount;
+ req_dash = m_currentPenDash;
+ style = LineOnOffDash;
+ break;
+ case wxDOT:
+ req_nb_dash = 2;
+ req_dash = dotted;
+ style = LineOnOffDash;
+ break;
+ case wxSHORT_DASH:
+ req_nb_dash = 2;
+ req_dash = short_dashed;
+ style = LineOnOffDash;
+ break;
+ case wxLONG_DASH:
+ req_nb_dash = 2;
+ req_dash = long_dashed;
+ style = LineOnOffDash;
+ break;
+ case wxDOT_DASH:
+ req_nb_dash = 4;
+ req_dash = dotted_dashed;
+ style = LineOnOffDash;
+ break;
+ case wxSTIPPLE:
+ case wxSOLID:
+ case wxTRANSPARENT:
+ default:
+ style = LineSolid;
+ req_dash = (wxMOTIFDash*)NULL;
+ req_nb_dash = 0;
+ }
+
+ if (req_dash && req_nb_dash)
+ {
+ wxMOTIFDash *real_req_dash = new wxMOTIFDash[req_nb_dash];
+ if (real_req_dash)
+ {
+ int factor = scaled_width == 0 ? 1 : scaled_width;
+ for (int i = 0; i < req_nb_dash; i++)
+ real_req_dash[i] = req_dash[i] * factor;
+ XSetDashes ((Display*) m_display, (GC) m_gc, 0, real_req_dash, req_nb_dash);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XSetDashes ((Display*) m_display,(GC) m_gcBacking, 0, real_req_dash, req_nb_dash);
+ delete[]real_req_dash;
+ }
+ else
+ {
+ // No Memory. We use non-scaled dash pattern...
+ XSetDashes ((Display*) m_display, (GC) m_gc, 0, req_dash, req_nb_dash);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XSetDashes ((Display*) m_display,(GC) m_gcBacking, 0, req_dash, req_nb_dash);
+ }
+ }
+
+ switch (m_pen.GetCap ())
+ {
+ case wxCAP_PROJECTING:
+ cap = CapProjecting;
+ break;
+ case wxCAP_BUTT:
+ cap = CapButt;
+ break;
+ case wxCAP_ROUND:
+ default:
+ cap = (scaled_width <= 1) ? CapNotLast : CapRound;
+ break;
+ }
+
+ switch (m_pen.GetJoin ())
+ {
+ case wxJOIN_BEVEL:
+ join = JoinBevel;
+ break;
+ case wxJOIN_MITER:
+ join = JoinMiter;
+ break;
+ case wxJOIN_ROUND:
+ default:
+ join = JoinRound;
+ break;
+ }
+
+ XSetLineAttributes ((Display*) m_display, (GC) m_gc, scaled_width, style, cap, join);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XSetLineAttributes ((Display*) m_display,(GC) m_gcBacking, scaled_width, style, cap, join);
+ }
+
+ if (IS_HATCH(m_currentFill) && ((m_currentFill != oldFill) || !GetOptimization()))
+ {
+ Pixmap myStipple;
+
+ oldStipple = wxNullBitmap; // For later reset!!
+
+ switch (m_currentFill)
+ {
+ case wxBDIAGONAL_HATCH:
+ if (bdiag == (Pixmap) 0)
+ bdiag = XCreateBitmapFromData ((Display*) m_display,
+ RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)),
+ bdiag_bits, bdiag_width, bdiag_height);
+ myStipple = bdiag;
+ break;
+ case wxFDIAGONAL_HATCH:
+ if (fdiag == (Pixmap) 0)
+ fdiag = XCreateBitmapFromData ((Display*) m_display,
+ RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)),
+ fdiag_bits, fdiag_width, fdiag_height);
+ myStipple = fdiag;
+ break;
+ case wxCROSS_HATCH:
+ if (cross == (Pixmap) 0)
+ cross = XCreateBitmapFromData ((Display*) m_display,
+ RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)),
+ cross_bits, cross_width, cross_height);
+ myStipple = cross;
+ break;
+ case wxHORIZONTAL_HATCH:
+ if (horiz == (Pixmap) 0)
+ horiz = XCreateBitmapFromData ((Display*) m_display,
+ RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)),
+ horiz_bits, horiz_width, horiz_height);
+ myStipple = horiz;
+ break;
+ case wxVERTICAL_HATCH:
+ if (verti == (Pixmap) 0)
+ verti = XCreateBitmapFromData ((Display*) m_display,
+ RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)),
+ verti_bits, verti_width, verti_height);
+ myStipple = verti;
+ break;
+ case wxCROSSDIAG_HATCH:
+ default:
+ if (cdiag == (Pixmap) 0)
+ cdiag = XCreateBitmapFromData ((Display*) m_display,
+ RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)),
+ cdiag_bits, cdiag_width, cdiag_height);
+ myStipple = cdiag;
+ break;
+ }
+ XSetStipple ((Display*) m_display, (GC) m_gc, myStipple);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XSetStipple ((Display*) m_display,(GC) m_gcBacking, myStipple);
+ }
+ else if (m_currentStipple.Ok()
+ && ((m_currentStipple != oldStipple) || !GetOptimization()))
+ {
+ XSetStipple ((Display*) m_display, (GC) m_gc, (Pixmap) m_currentStipple.GetPixmap());
+
+ if (m_window && m_window->GetBackingPixmap())
+ XSetStipple ((Display*) m_display,(GC) m_gcBacking, (Pixmap) m_currentStipple.GetPixmap());
+ }
+
+ if ((m_currentFill != oldFill) || !GetOptimization())
+ {
+ int fill_style;
+
+ if (m_currentFill == wxSTIPPLE)
+ fill_style = FillStippled;
+ else if (IS_HATCH (m_currentFill))
+ fill_style = FillStippled;
+ else
+ fill_style = FillSolid;
+ XSetFillStyle ((Display*) m_display, (GC) m_gc, fill_style);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetFillStyle ((Display*) m_display,(GC) m_gcBacking, fill_style);
+ }
- if (m_pen == pen) return;
-
- m_pen = pen;
-
- if (!m_pen.Ok()) return;
-};
+ // must test m_logicalFunction, because it involves background!
+ if (!sameColour || !GetOptimization()
+ || ((m_logicalFunction == wxXOR) || (m_autoSetting & 0x2)))
+ {
+ int pixel = -1;
+ if (m_pen.GetStyle () == wxTRANSPARENT)
+ pixel = m_backgroundPixel;
+ else if (!m_colour)
+ {
+ unsigned char red = m_pen.GetColour ().Red ();
+ unsigned char blue = m_pen.GetColour ().Blue ();
+ unsigned char green = m_pen.GetColour ().Green ();
+ if (red == (unsigned char) 255 && blue == (unsigned char) 255
+ && green == (unsigned char) 255)
+ {
+ pixel = (int) WhitePixel ((Display*) m_display, DefaultScreen ((Display*) m_display));
+ m_currentColour = *wxWHITE;
+ m_pen.GetColour().SetPixel(pixel);
+ m_currentColour.SetPixel(pixel);
+ }
+ else
+ {
+ pixel = (int) BlackPixel ((Display*) m_display, DefaultScreen ((Display*) m_display));
+ m_currentColour = *wxBLACK;
+ m_pen.GetColour().SetPixel(pixel);
+ }
+ }
+ else
+ {
+ pixel = m_pen.GetColour ().AllocColour(m_display);
+ m_currentColour.SetPixel(pixel);
+ }
+
+ // Finally, set the GC to the required colour
+ if (pixel > -1)
+ {
+ if (m_logicalFunction == wxXOR)
+ {
+ XGCValues values;
+ XGetGCValues ((Display*) m_display, (GC) m_gc, GCBackground, &values);
+ XSetForeground ((Display*) m_display, (GC) m_gc, pixel ^ values.background);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetForeground ((Display*) m_display,(GC) m_gcBacking, pixel ^ values.background);
+ }
+ else
+ {
+ XSetForeground ((Display*) m_display, (GC) m_gc, pixel);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetForeground ((Display*) m_display,(GC) m_gcBacking, pixel);
+ }
+ }
+ }
+ else
+ m_pen.GetColour().SetPixel(oldPenColour.GetPixel());
+
+ m_autoSetting = 0;
+}
void wxWindowDC::SetBrush( const wxBrush &brush )
{
- if (!Ok()) return;
-
- if (m_brush == brush) return;
-
- m_brush = brush;
-
- if (!m_brush.Ok()) return;
-
-};
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ m_brush = brush;
+
+ if (!m_brush.Ok() || m_brush.GetStyle () == wxTRANSPARENT)
+ return;
+
+ int oldFill = m_currentFill;
+ wxBitmap oldStipple = m_currentStipple;
+
+ m_autoSetting |= 0x1;
+
+ m_currentFill = m_brush.GetStyle ();
+ if (m_currentFill == wxSTIPPLE)
+ m_currentStipple = * m_brush.GetStipple ();
+
+ wxColour oldBrushColour(m_currentColour);
+ m_currentColour = m_brush.GetColour ();
+
+ bool sameColour = (oldBrushColour.Ok () &&
+ (oldBrushColour.Red () == m_currentColour.Red ()) &&
+ (oldBrushColour.Blue () == m_currentColour.Blue ()) &&
+ (oldBrushColour.Green () == m_currentColour.Green ()) &&
+ (oldBrushColour.GetPixel() == m_currentColour.GetPixel()));
+
+ if ((oldFill != m_brush.GetStyle ()) || !GetOptimization())
+ {
+ switch (brush.GetStyle ())
+ {
+ case wxTRANSPARENT:
+ break;
+ case wxBDIAGONAL_HATCH:
+ case wxCROSSDIAG_HATCH:
+ case wxFDIAGONAL_HATCH:
+ case wxCROSS_HATCH:
+ case wxHORIZONTAL_HATCH:
+ case wxVERTICAL_HATCH:
+ case wxSTIPPLE:
+ {
+ // Chris Breeze 23/07/97: use background mode to determine whether
+ // fill style should be solid or transparent
+ int style = (m_backgroundMode == wxSOLID ? FillOpaqueStippled : FillStippled);
+ XSetFillStyle ((Display*) m_display, (GC) m_gc, style);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetFillStyle ((Display*) m_display,(GC) m_gcBacking, style);
+ }
+ break;
+ case wxSOLID:
+ default:
+ XSetFillStyle ((Display*) m_display, (GC) m_gc, FillSolid);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetFillStyle ((Display*) m_display,(GC) m_gcBacking, FillSolid);
+ }
+ }
+
+ if (IS_HATCH(m_currentFill) && ((m_currentFill != oldFill) || !GetOptimization()))
+ {
+ Pixmap myStipple;
+
+ switch (m_currentFill)
+ {
+ case wxBDIAGONAL_HATCH:
+ if (bdiag == (Pixmap) 0)
+ bdiag = XCreateBitmapFromData ((Display*) m_display,
+ RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)),
+ bdiag_bits, bdiag_width, bdiag_height);
+ myStipple = bdiag;
+ break;
+ case wxFDIAGONAL_HATCH:
+ if (fdiag == (Pixmap) 0)
+ fdiag = XCreateBitmapFromData ((Display*) m_display,
+ RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)),
+ fdiag_bits, fdiag_width, fdiag_height);
+ myStipple = fdiag;
+ break;
+ case wxCROSS_HATCH:
+ if (cross == (Pixmap) 0)
+ cross = XCreateBitmapFromData ((Display*) m_display,
+ RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)),
+ cross_bits, cross_width, cross_height);
+ myStipple = cross;
+ break;
+ case wxHORIZONTAL_HATCH:
+ if (horiz == (Pixmap) 0)
+ horiz = XCreateBitmapFromData ((Display*) m_display,
+ RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)),
+ horiz_bits, horiz_width, horiz_height);
+ myStipple = horiz;
+ break;
+ case wxVERTICAL_HATCH:
+ if (verti == (Pixmap) 0)
+ verti = XCreateBitmapFromData ((Display*) m_display,
+ RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)),
+ verti_bits, verti_width, verti_height);
+ myStipple = verti;
+ break;
+ case wxCROSSDIAG_HATCH:
+ default:
+ if (cdiag == (Pixmap) 0)
+ cdiag = XCreateBitmapFromData ((Display*) m_display,
+ RootWindow ((Display*) m_display, DefaultScreen ((Display*) m_display)),
+ cdiag_bits, cdiag_width, cdiag_height);
+ myStipple = cdiag;
+ break;
+ }
+ XSetStipple ((Display*) m_display, (GC) m_gc, myStipple);
+
+ if (m_window && m_window->GetBackingPixmap())
+ XSetStipple ((Display*) m_display,(GC) m_gcBacking, myStipple);
+ }
+ // X can forget the stipple value when resizing a window (apparently)
+ // so always set the stipple.
+ else if (m_currentStipple.Ok()) // && m_currentStipple != oldStipple)
+ {
+ XSetStipple ((Display*) m_display, (GC) m_gc, (Pixmap) m_currentStipple.GetPixmap());
+ if (m_window && m_window->GetBackingPixmap())
+ XSetStipple ((Display*) m_display,(GC) m_gcBacking, (Pixmap) m_currentStipple.GetPixmap());
+ }
+
+ // must test m_logicalFunction, because it involves background!
+ if (!sameColour || !GetOptimization() || m_logicalFunction == wxXOR)
+ {
+ int pixel = -1;
+ if (!m_colour)
+ {
+ // Policy - on a monochrome screen, all brushes are white,
+ // except when they're REALLY black!!!
+ unsigned char red = m_brush.GetColour ().Red ();
+ unsigned char blue = m_brush.GetColour ().Blue ();
+ unsigned char green = m_brush.GetColour ().Green ();
+
+ if (red == (unsigned char) 0 && blue == (unsigned char) 0
+ && green == (unsigned char) 0)
+ {
+ pixel = (int) BlackPixel ((Display*) m_display, DefaultScreen ((Display*) m_display));
+ m_currentColour = *wxBLACK;
+ m_brush.GetColour().SetPixel(pixel);
+ m_currentColour.SetPixel(pixel);
+ }
+ else
+ {
+ pixel = (int) WhitePixel ((Display*) m_display, DefaultScreen ((Display*) m_display));
+ m_currentColour = *wxWHITE;
+ m_brush.GetColour().SetPixel(pixel);
+ m_currentColour.SetPixel(pixel);
+ }
+
+ // N.B. comment out the above line and uncomment the following lines
+ // if you want non-white colours to be black on a monochrome display.
+ /*
+ if (red == (unsigned char )255 && blue == (unsigned char)255
+ && green == (unsigned char)255)
+ pixel = (int)WhitePixel((Display*) m_display, DefaultScreen((Display*) m_display));
+ else
+ pixel = (int)BlackPixel((Display*) m_display, DefaultScreen((Display*) m_display));
+ */
+ }
+ else if (m_brush.GetStyle () != wxTRANSPARENT)
+ {
+ pixel = m_brush.GetColour().AllocColour(m_display);
+ m_currentColour.SetPixel(pixel);
+ }
+ if (pixel > -1)
+ {
+ // Finally, set the GC to the required colour
+ if (m_logicalFunction == wxXOR)
+ {
+ XGCValues values;
+ XGetGCValues ((Display*) m_display, (GC) m_gc, GCBackground, &values);
+ XSetForeground ((Display*) m_display, (GC) m_gc, pixel ^ values.background);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetForeground ((Display*) m_display,(GC) m_gcBacking, pixel ^ values.background);
+ }
+ else
+ {
+ XSetForeground ((Display*) m_display, (GC) m_gc, pixel);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetForeground ((Display*) m_display,(GC) m_gcBacking, pixel);
+ }
+ }
+ }
+ else
+ m_brush.GetColour().SetPixel(oldBrushColour.GetPixel());
+}
void wxWindowDC::SetBackground( const wxBrush &brush )
{
- if (!Ok()) return;
-
- if (m_backgroundBrush == brush) return;
-
- m_backgroundBrush = brush;
-
- if (!m_backgroundBrush.Ok()) return;
-
-};
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ m_backgroundBrush = brush;
+
+ if (!m_backgroundBrush.Ok())
+ return;
+
+ int pixel = m_backgroundBrush.GetColour().AllocColour(m_display);
+
+ // New behaviour, 10/2/99: setting the background brush of a DC
+ // doesn't affect the window background colour.
+/*
+ // XSetWindowBackground doesn't work for non-Window pixmaps
+ if (!this->IsKindOf(CLASSINFO(wxMemoryDC)))
+ XSetWindowBackground ((Display*) m_display, (Pixmap) m_pixmap, pixel);
+*/
+
+ // Necessary for ::DrawIcon, which use fg/bg pixel or the GC.
+ // And Blit,... (Any fct that use XCopyPlane, in fact.)
+ XSetBackground ((Display*) m_display, (GC) m_gc, pixel);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetBackground ((Display*) m_display,(GC) m_gcBacking, pixel);
+}
void wxWindowDC::SetLogicalFunction( int function )
{
- if (m_logicalFunction == function) return;
-};
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ int x_function;
+
+ /* MATTHEW: [9] */
+ if (m_logicalFunction == function)
+ return;
+
+ switch (function)
+ {
+ case wxCLEAR:
+ x_function = GXclear;
+ break;
+ case wxXOR:
+ x_function = GXxor;
+ break;
+ case wxINVERT:
+ x_function = GXinvert;
+ break;
+ case wxOR_REVERSE:
+ x_function = GXorReverse;
+ break;
+ case wxAND_REVERSE:
+ x_function = GXandReverse;
+ break;
+ case wxAND:
+ x_function = GXand;
+ break;
+ case wxOR:
+ x_function = GXor;
+ break;
+ case wxAND_INVERT:
+ x_function = GXandInverted;
+ break;
+ case wxNO_OP:
+ x_function = GXnoop;
+ break;
+ case wxNOR:
+ x_function = GXnor;
+ break;
+ case wxEQUIV:
+ x_function = GXequiv;
+ break;
+ case wxSRC_INVERT:
+ x_function = GXcopyInverted;
+ break;
+ case wxOR_INVERT:
+ x_function = GXorInverted;
+ break;
+ case wxNAND:
+ x_function = GXnand;
+ break;
+ case wxSET:
+ x_function = GXset;
+ break;
+ case wxCOPY:
+ default:
+ x_function = GXcopy;
+ break;
+ }
+
+ XSetFunction((Display*) m_display, (GC) m_gc, x_function);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetFunction((Display*) m_display, (GC) m_gcBacking, x_function);
+
+ if ((m_logicalFunction == wxXOR) != (function == wxXOR))
+ /* MATTHEW: [9] Need to redo pen simply */
+ m_autoSetting |= 0x2;
+
+ m_logicalFunction = function;
+
+}
void wxWindowDC::SetTextForeground( const wxColour &col )
{
- if (!Ok()) return;
-
- if (m_textForegroundColour == col) return;
-
- m_textForegroundColour = col;
- if (!m_textForegroundColour.Ok()) return;
-};
+ wxCHECK_RET( Ok(), "invalid dc" );
+
+ if (m_textForegroundColour == col)
+ return;
+
+ m_textForegroundColour = col;
+
+}
void wxWindowDC::SetTextBackground( const wxColour &col )
{
- if (!Ok()) return;
-
- if (m_textBackgroundColour == col) return;
-
- m_textBackgroundColour = col;
- if (!m_textBackgroundColour.Ok()) return;
-};
+ wxCHECK_RET( Ok(), "invalid dc" );
-void wxWindowDC::SetBackgroundMode( int mode )
-{
- m_backgroundMode = mode;
+ if (m_textBackgroundColour == col)
+ return;
- if (m_brush.GetStyle() != wxSOLID && m_brush.GetStyle() != wxTRANSPARENT)
- {
- }
-};
+ m_textBackgroundColour = col;
+ if (!m_textBackgroundColour.Ok())
+ return;
+}
-void wxWindowDC::SetPalette( const wxPalette& WXUNUSED(palette) )
+void wxWindowDC::SetBackgroundMode( int mode )
{
-};
+ m_backgroundMode = mode;
+}
-void wxWindowDC::SetClippingRegion( long x, long y, long width, long height )
+void wxWindowDC::SetPalette( const wxPalette& palette )
{
- wxDC::SetClippingRegion( x, y, width, height );
-
-};
+ if (m_window)
+ {
+ if (palette.Ok())
+ /* Use GetXColormap */
+ XSetWindowColormap ((Display*) m_display, (Window) m_window->GetXWindow(),
+ (Colormap) palette.GetXColormap());
+ else
+ /* Use wxGetMainColormap */
+ XSetWindowColormap ((Display*) m_display, (Window) m_window->GetXWindow(),
+ (Colormap) wxTheApp->GetMainColormap(m_display));
+ }
+}
-void wxWindowDC::DestroyClippingRegion(void)
+// Helper function
+void wxWindowDC::SetDCClipping()
{
- wxDC::DestroyClippingRegion();
-
-};
+ // m_userRegion is the region set by calling SetClippingRegion
+
+ if (m_currentRegion)
+ XDestroyRegion ((Region) m_currentRegion);
+
+ // We need to take into account
+ // clipping imposed on a window by a repaint.
+ // We'll combine it with the user region. But for now,
+ // just use the currently-defined user clipping region.
+ if (m_userRegion || (m_window && m_window->GetUpdateRegion().Ok()) )
+ m_currentRegion = (WXRegion) XCreateRegion ();
+ else
+ m_currentRegion = (WXRegion) NULL;
+
+ if ((m_window && m_window->GetUpdateRegion().Ok()) && m_userRegion)
+ XIntersectRegion ((Region) m_window->GetUpdateRegion().GetXRegion(), (Region) m_userRegion, (Region) m_currentRegion);
+ else if (m_userRegion)
+ XIntersectRegion ((Region) m_userRegion, (Region) m_userRegion, (Region) m_currentRegion);
+ else if (m_window && m_window->GetUpdateRegion().Ok())
+ XIntersectRegion ((Region) m_window->GetUpdateRegion().GetXRegion(), (Region) m_window->GetUpdateRegion().GetXRegion(),
+ (Region) m_currentRegion);
+
+ if (m_currentRegion)
+ {
+ XSetRegion ((Display*) m_display, (GC) m_gc, (Region) m_currentRegion);
+ }
+ else
+ {
+ XSetClipMask ((Display*) m_display, (GC) m_gc, None);
+ }
-// ----------------------------------- spline code ----------------------------------------
+}
-void wx_quadratic_spline(double a1, double b1, double a2, double b2,
- double a3, double b3, double a4, double b4);
-void wx_clear_stack(void);
-int wx_spline_pop(double *x1, double *y1, double *x2, double *y2, double *x3,
- double *y3, double *x4, double *y4);
-void wx_spline_push(double x1, double y1, double x2, double y2, double x3, double y3,
- double x4, double y4);
-static bool wx_spline_add_point(double x, double y);
-static void wx_spline_draw_point_array(wxDC *dc);
+void wxWindowDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
+{
+ wxDC::DoSetClippingRegion( x, y, width, height );
+
+ if (m_userRegion)
+ XDestroyRegion ((Region) m_userRegion);
+ m_userRegion = (WXRegion) XCreateRegion ();
+ XRectangle r;
+ r.x = XLOG2DEV (x);
+ r.y = YLOG2DEV (y);
+ r.width = XLOG2DEVREL(width);
+ r.height = YLOG2DEVREL(height);
+ XUnionRectWithRegion (&r, (Region) m_userRegion, (Region) m_userRegion);
+
+ SetDCClipping ();
+
+ // Needs to work differently for Pixmap: without this,
+ // there's a nasty (Display*) m_display bug. 8/12/94
+ if (m_window && m_window->GetBackingPixmap())
+ {
+ XRectangle rects[1];
+ rects[0].x = XLOG2DEV_2(x);
+ rects[0].y = YLOG2DEV_2(y);
+ rects[0].width = XLOG2DEVREL(width);
+ rects[0].height = YLOG2DEVREL(height);
+ XSetClipRectangles((Display*) m_display, (GC) m_gcBacking, 0, 0, rects, 1, Unsorted);
+ }
+}
-wxList wx_spline_point_list;
+void wxWindowDC::DoSetClippingRegionAsRegion( const wxRegion& region )
+{
+ wxRect box = region.GetBox();
-#define half(z1, z2) ((z1+z2)/2.0)
-#define THRESHOLD 5
+ wxDC::DoSetClippingRegion( box.x, box.y, box.width, box.height );
-/* iterative version */
+ if (m_userRegion)
+ XDestroyRegion ((Region) m_userRegion);
+ m_userRegion = (WXRegion) XCreateRegion ();
-void wx_quadratic_spline(double a1, double b1, double a2, double b2, double a3, double b3, double a4,
- double b4)
-{
- register double xmid, ymid;
- double x1, y1, x2, y2, x3, y3, x4, y4;
+ XUnionRegion((Region) m_userRegion, (Region) region.GetXRegion(), (Region) m_userRegion);
- wx_clear_stack();
- wx_spline_push(a1, b1, a2, b2, a3, b3, a4, b4);
+ SetDCClipping ();
- 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) {
- wx_spline_add_point( x1, y1 );
- wx_spline_add_point( xmid, ymid );
- } 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);
- }
+ // Needs to work differently for Pixmap: without this,
+ // there's a nasty (Display*) m_display bug. 8/12/94
+ if (m_window && m_window->GetBackingPixmap())
+ {
+ XRectangle rects[1];
+ rects[0].x = XLOG2DEV_2(box.x);
+ rects[0].y = YLOG2DEV_2(box.y);
+ rects[0].width = XLOG2DEVREL(box.width);
+ rects[0].height = YLOG2DEVREL(box.height);
+ XSetClipRectangles((Display*) m_display, (GC) m_gcBacking, 0, 0, rects, 1, Unsorted);
}
}
-/* utilities used by spline drawing routines */
-typedef struct wx_spline_stack_struct {
- double x1, y1, x2, y2, x3, y3, x4, y4;
-} Stack;
+void wxWindowDC::DestroyClippingRegion()
+{
+ wxDC::DestroyClippingRegion();
-#define SPLINE_STACK_DEPTH 20
-static Stack wx_spline_stack[SPLINE_STACK_DEPTH];
-static Stack *wx_stack_top;
-static int wx_stack_count;
+ if (m_userRegion)
+ XDestroyRegion ((Region) m_userRegion);
+ m_userRegion = NULL;
-void wx_clear_stack(void)
-{
- wx_stack_top = wx_spline_stack;
- wx_stack_count = 0;
+ SetDCClipping ();
+
+ XGCValues gc_val;
+ gc_val.clip_mask = None;
+ if (m_window && m_window->GetBackingPixmap())
+ XChangeGC((Display*) m_display, (GC) m_gcBacking, GCClipMask, &gc_val);
}
-void wx_spline_push(double x1, double y1, double x2, double y2, double x3, double y3, double x4, double y4)
+// Resolution in pixels per logical inch
+wxSize wxWindowDC::GetPPI() const
{
- wx_stack_top->x1 = x1;
- wx_stack_top->y1 = y1;
- wx_stack_top->x2 = x2;
- wx_stack_top->y2 = y2;
- wx_stack_top->x3 = x3;
- wx_stack_top->y3 = y3;
- wx_stack_top->x4 = x4;
- wx_stack_top->y4 = y4;
- wx_stack_top++;
- wx_stack_count++;
+ return wxSize(100, 100);
}
-int wx_spline_pop(double *x1, double *y1, double *x2, double *y2,
- double *x3, double *y3, double *x4, double *y4)
+int wxWindowDC::GetDepth() const
{
- if (wx_stack_count == 0)
- return (0);
- wx_stack_top--;
- wx_stack_count--;
- *x1 = wx_stack_top->x1;
- *y1 = wx_stack_top->y1;
- *x2 = wx_stack_top->x2;
- *y2 = wx_stack_top->y2;
- *x3 = wx_stack_top->x3;
- *y3 = wx_stack_top->y3;
- *x4 = wx_stack_top->x4;
- *y4 = wx_stack_top->y4;
- return (1);
+ // TODO
+ return 24;
}
-static bool wx_spline_add_point(double x, double y)
-{
- wxPoint *point = new wxPoint ;
- point->x = (int) x;
- point->y = (int) y;
- wx_spline_point_list.Append((wxObject*)point);
- return TRUE;
-}
-static void wx_spline_draw_point_array(wxDC *dc)
-{
- dc->DrawLines(&wx_spline_point_list, 0, 0 );
- wxNode *node = wx_spline_point_list.First();
- while (node)
- {
- wxPoint *point = (wxPoint *)node->Data();
- delete point;
- delete node;
- node = wx_spline_point_list.First();
- }
-}
-void wxWindowDC::DrawOpenSpline( wxList *points )
+
+// ----------------------------------------------------------------------------
+// wxPaintDC
+// ----------------------------------------------------------------------------
+
+wxPaintDC::wxPaintDC(wxWindow* win) : wxWindowDC(win)
{
- wxPoint *p;
- double cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4;
- double x1, y1, x2, y2;
+ wxRegion* region = NULL;
- wxNode *node = points->First();
- p = (wxPoint *)node->Data();
+ // Combine all the update rects into a region
+ const wxRectList& updateRects(win->GetUpdateRects());
+ if ( updateRects.GetCount() != 0 )
+ {
+ for ( wxRectList::Node *node = updateRects.GetFirst();
+ node;
+ node = node->GetNext() )
+ {
+ wxRect* rect = node->GetData();
+
+ if (!region)
+ region = new wxRegion(*rect);
+ else
+ // TODO: is this correct? In SetDCClipping above,
+ // XIntersectRegion is used to combine paint and user
+ // regions. XIntersectRegion appears to work in that case...
+ region->Union(*rect);
+ }
+ }
+ else
+ {
+ int cw, ch;
+ win->GetClientSize(&cw, &ch);
+ region = new wxRegion(wxRect(0, 0, cw, ch));
+ }
- x1 = p->x;
- y1 = p->y;
+ win->SetUpdateRegion(*region);
- node = node->Next();
- p = (wxPoint *)node->Data();
+ wxRegion& theRegion(win->GetUpdateRegion());
+ theRegion.SetRects(updateRects); // We also store in terms of rects, for iteration to work.
- x2 = p->x;
- y2 = p->y;
- cx1 = (double)((x1 + x2) / 2);
- cy1 = (double)((y1 + y2) / 2);
- cx2 = (double)((cx1 + x2) / 2);
- cy2 = (double)((cy1 + y2) / 2);
+ // Set the clipping region. Any user-defined region will be combined with this
+ // one in SetDCClipping.
+ XSetRegion ((Display*) m_display, (GC) m_gc, (Region) region->GetXRegion());
- wx_spline_add_point(x1, y1);
+ delete region;
+}
- while ((node = node->Next()) != NULL)
- {
- p = (wxPoint *)node->Data();
- 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;
- cy3 = (double)(y1 + cy4) / 2;
+wxPaintDC::~wxPaintDC()
+{
+ XSetClipMask ((Display*) m_display, (GC) m_gc, None);
+ if (m_window)
+ m_window->ClearUpdateRegion();
+}
- wx_quadratic_spline(cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4);
+// ----------------------------------------------------------------------------
+// private functions
+// ----------------------------------------------------------------------------
+
+/*
+ Used when copying between drawables on different (Display*) m_displays. Not
+ very fast, but better than giving up.
+*/
+
+static void XCopyRemote(Display *src_display, Display *dest_display,
+ Drawable src, Drawable dest,
+ GC destgc,
+ int srcx, int srcy,
+ unsigned int w, unsigned int h,
+ int destx, int desty,
+ bool more, XImage **cache)
+{
+ XImage *image, *destimage;
+ Colormap destcm, srccm;
+ static const int CACHE_SIZE = 256;
+
+ unsigned int i, j;
+ unsigned long cachesrc[CACHE_SIZE], cachedest[CACHE_SIZE];
+ int k, cache_pos, all_cache;
+
+ if (!cache || !*cache)
+ image = XGetImage(src_display, src, srcx, srcy, w, h, AllPlanes, ZPixmap);
+ else
+ image = *cache;
+
+ destimage = XGetImage(dest_display, dest, destx, desty, w, h, AllPlanes, ZPixmap);
+
+ srccm = (Colormap) wxTheApp->GetMainColormap((WXDisplay*) src_display);
+ destcm = (Colormap) wxTheApp->GetMainColormap((WXDisplay*) dest_display);
+
+ cache_pos = 0;
+ all_cache = FALSE;
+
+ for (i = 0; i < w; i++)
+ for (j = 0; j < h; j++) {
+ unsigned long pixel;
+ XColor xcol;
+
+ pixel = XGetPixel(image, i, j);
+ for (k = cache_pos; k--; )
+ if (cachesrc[k] == pixel) {
+ pixel = cachedest[k];
+ goto install;
+ }
+ if (all_cache)
+ for (k = CACHE_SIZE; k-- > cache_pos; )
+ if (cachesrc[k] == pixel) {
+ pixel = cachedest[k];
+ goto install;
+ }
+
+ cachesrc[cache_pos] = xcol.pixel = pixel;
+ XQueryColor(src_display, srccm, &xcol);
+ if (!XAllocColor(dest_display, destcm, &xcol))
+ xcol.pixel = 0;
+ cachedest[cache_pos] = pixel = xcol.pixel;
+
+ if (++cache_pos >= CACHE_SIZE) {
+ cache_pos = 0;
+ all_cache = TRUE;
+ }
+
+install:
+ XPutPixel(destimage, i, j, pixel);
+ }
+
+ XPutImage(dest_display, dest, destgc, destimage, 0, 0, destx, desty, w, h);
+ XDestroyImage(destimage);
+
+ if (more)
+ *cache = image;
+ else
+ XDestroyImage(image);
+}
+
+#if 0
- cx1 = cx4;
- cy1 = cy4;
- cx2 = (double)(cx1 + x2) / 2;
- cy2 = (double)(cy1 + y2) / 2;
+/* Helper function for 16-bit fonts */
+static int str16len(const char *s)
+{
+ int count = 0;
+
+ while (s[0] && s[1]) {
+ count++;
+ s += 2;
}
- wx_spline_add_point( cx1, cy1 );
- wx_spline_add_point( x2, y2 );
+ return count;
+}
- wx_spline_draw_point_array( this );
-};
+#endif // 0
projects / wxWidgets.git / blobdiff