// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "dcclient.h"
#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
#include "wx/dcclient.h"
#include "wx/dcmemory.h"
#include "wx/window.h"
#include "wx/app.h"
#include "wx/image.h"
#include "wx/log.h"
-
-#include <math.h>
+#include "wx/math.h"
#ifdef __VMS__
#pragma message disable nosimpint
// macros
// ----------------------------------------------------------------------------
- IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC)
- IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC)
- IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
+IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC)
+IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC)
+IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
+
+#ifndef IS_HATCH
+ // IS_HATCH exists for WXWIN_COMPATIBILITY_2_4 only
+ // but wxMotif needs it for its internals here
+ #define IS_HATCH(s) ((s)>=wxFIRST_HATCH && (s)<=wxLAST_HATCH)
+#endif
+
+// FIXME: left over after removal of wxDC::GetOptimization()
+#define GET_OPTIMIZATION false
// ----------------------------------------------------------------------------
// prototypes
// wxWindowDC
// ----------------------------------------------------------------------------
-wxWindowDC::wxWindowDC()
+void wxWindowDC::Init()
{
m_gc = (WXGC) 0;
m_gcBacking = (WXGC) 0;
m_currentPenDash = (wxX11Dash*) NULL;
m_currentStyle = -1;
m_currentFill = -1;
- // m_currentBkMode = wxTRANSPARENT;
m_colour = wxColourDisplay();
m_display = (WXDisplay*) NULL;
- m_currentRegion = (WXRegion) 0;
- m_userRegion = (WXRegion) 0;
m_pixmap = (WXPixmap) 0;
m_autoSetting = 0;
m_oldFont = (WXFont) 0;
+ m_ok = false;
+ m_clipRegion = (WXRegion) 0;
+}
+
+wxWindowDC::wxWindowDC()
+{
+ Init();
}
wxWindowDC::wxWindowDC( wxWindow *window )
{
wxASSERT_MSG( (window != (wxWindow*) NULL), "You must pass a valid wxWindow to wxWindowDC/wxClientDC/wxPaintDC constructor." );
+ Init();
+
m_window = window;
m_font = window->GetFont();
- m_gc = (WXGC) 0;
- m_gcBacking = (WXGC) 0;
- m_backgroundPixel = -1;
- m_currentPenWidth = 1;
- m_currentPenJoin = -1;
- m_currentPenDashCount = -1;
- m_currentPenDash = (wxX11Dash*) NULL;
- m_currentStyle = -1;
- m_currentFill = -1;
- // m_currentBkMode = wxTRANSPARENT;
- m_colour = wxColourDisplay();
- m_currentRegion = (WXRegion) 0;
- m_userRegion = (WXRegion) 0;
- m_ok = TRUE;
- m_autoSetting = 0;
+ m_ok = true;
m_display = window->GetXDisplay();
m_pixmap = window->GetXWindow();
XFreeGC ((Display*) m_display, (GC) m_gcBacking);
m_gcBacking = (WXGC) 0;
- if (m_currentRegion)
- XDestroyRegion ((Region) m_currentRegion);
- m_currentRegion = (WXRegion) 0;
-
- if (m_userRegion)
- XDestroyRegion ((Region) m_userRegion);
- m_userRegion = (WXRegion) 0;
+ if (m_clipRegion)
+ XDestroyRegion ((Region) m_clipRegion);
+ m_clipRegion = (WXRegion) 0;
}
-extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
+extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
const wxColour & col, int style);
bool wxWindowDC::DoFloodFill(wxCoord x, wxCoord y,
{
return wxDoFloodFill(this, x, y, col, style);
}
-
+
bool wxWindowDC::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const
{
// Generic (and therefore rather inefficient) method.
memdc.SelectObject(wxNullBitmap);
wxImage image = bitmap.ConvertToImage();
col->Set(image.GetRed(0, 0), image.GetGreen(0, 0), image.GetBlue(0, 0));
- return TRUE;
+ return true;
}
void wxWindowDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
int x1d, y1d, x2d, y2d;
- // FreeGetPixelCache();
-
x1d = XLOG2DEV(x1);
y1d = YLOG2DEV(y1);
x2d = XLOG2DEV(x2);
{
wxCHECK_RET( Ok(), "invalid dc" );
- // FreeGetPixelCache();
-
int xx1 = XLOG2DEV (x1);
int yy1 = YLOG2DEV (y1);
int xx2 = XLOG2DEV (x2);
if (m_brush.Ok() && m_brush.GetStyle () != wxTRANSPARENT)
{
- m_autoSetting = TRUE; // must be reset
+ 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);
{
wxCHECK_RET( Ok(), "invalid dc" );
- // FreeGetPixelCache();
-
if (m_pen.Ok() && m_autoSetting)
SetPen (m_pen);
{
wxCHECK_RET( Ok(), "invalid dc" );
- // FreeGetPixelCache();
-
if (m_pen.Ok() && m_pen.GetStyle () != wxTRANSPARENT)
{
if (m_autoSetting)
{
wxCHECK_RET( Ok(), "invalid dc" );
- // FreeGetPixelCache();
-
XPoint *xpoints1 = new XPoint[n + 1];
XPoint *xpoints2 = new XPoint[n + 1];
int i;
{
wxCHECK_RET( Ok(), "invalid dc" );
- // FreeGetPixelCache();
-
int xd, yd, wfd, hfd, wd, hd;
xd = XLOG2DEV(x);
{
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);
}
CalcBoundingBox (x, y);
CalcBoundingBox (x + width, y + height);
-
-
}
void wxWindowDC::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
width = - width ;
}
- // FreeGetPixelCache();
-
static const int angle = 23040;
int xd, yd, wd, hd;
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));
- }
-
+ wxCHECK_MSG( Ok(), false, "invalid dc" );
- 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);
+ return true;
}
-#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,
+// 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,
wxCoord xsrcMask, wxCoord ysrcMask )
{
- wxCHECK_MSG( Ok(), FALSE, "invalid dc" );
+ 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
// foreground colour. [m_textForegroundColour] Background pixels (0)
// will be painted with backgound colour (m_textBackgroundColour)
if( m_textForegroundColour.GetPixel() <= -1 )
CalculatePixel( m_textForegroundColour,
- m_textForegroundColour, TRUE);
-
+ m_textForegroundColour, true);
+
int pixel = m_textForegroundColour.GetPixel();
if (pixel > -1)
SetForegroundPixelWithLogicalFunction(pixel);
Pixmap sourcePixmap = (Pixmap) NULL;
double scaleX, scaleY;
GetUserScale(& scaleX, & scaleY);
- bool retVal = FALSE;
+ bool retVal = false;
/* TODO: use the mask origin when drawing transparently */
if (xsrcMask == -1 && ysrcMask == -1)
wxImage image = bitmap.ConvertToImage();
if (!image.Ok())
{
- sourcePixmap = (Pixmap) bitmap.GetPixmap();
+ sourcePixmap = (Pixmap) bitmap.GetDrawable();
}
else
{
image = image.Scale(scaledW, scaledH);
scaledBitmap = new wxBitmap(image);
- sourcePixmap = (Pixmap) scaledBitmap->GetPixmap();
+ sourcePixmap = (Pixmap) scaledBitmap->GetDrawable();
}
}
else
source->LogicalToDeviceXRel(width),
source->LogicalToDeviceYRel(height),
XLOG2DEV_2 (xdest), YLOG2DEV_2 (ydest),
- TRUE, &cache);
+ True, &cache);
if ( useMask && source->IsKindOf(CLASSINFO(wxMemoryDC)) )
{
wxMemoryDC *memDC = (wxMemoryDC *)source;
wxBitmap& sel = memDC->GetBitmap();
- if ( sel.Ok() && sel.GetMask() && sel.GetMask()->GetPixmap() )
+ if ( sel.Ok() && sel.GetMask() && sel.GetMask()->GetBitmap() )
{
- XSetClipMask ((Display*) m_display, (GC) m_gc, (Pixmap) sel.GetMask()->GetPixmap());
+ XSetClipMask ((Display*) m_display, (GC) m_gc, (Pixmap) sel.GetMask()->GetBitmap());
XSetClipOrigin ((Display*) m_display, (GC) m_gc, XLOG2DEV (xdest), YLOG2DEV (ydest));
}
}
source->LogicalToDeviceXRel(width),
source->LogicalToDeviceYRel(height),
XLOG2DEV (xdest), YLOG2DEV (ydest),
- FALSE, &cache);
+ False, &cache);
if ( useMask )
{
- XSetClipMask ((Display*) m_display, (GC) m_gc, None);
+ if ( m_clipRegion )
+ XSetRegion ((Display*) m_display, (GC) m_gc,
+ (Region) m_clipRegion);
+ else
+ XSetClipMask ((Display*) m_display, (GC) m_gc, None);
+
XSetClipOrigin ((Display*) m_display, (GC) m_gc, 0, 0);
}
} else
{ //XGCValues values;
- //XGetGCValues((Display*)m_display, (GC)m_gc, GCForeground, &values);
+ //XGetGCValues((Display*)m_display, (GC)m_gc, GCForeground, &values);
if (m_window && m_window->GetBackingPixmap())
{
{
wxMemoryDC *memDC = (wxMemoryDC *)source;
wxBitmap& sel = memDC->GetBitmap();
- if ( sel.Ok() && sel.GetMask() && sel.GetMask()->GetPixmap() )
+ if ( sel.Ok() && sel.GetMask() && sel.GetMask()->GetBitmap() )
{
- XSetClipMask ((Display*) m_display, (GC) m_gc, (Pixmap) sel.GetMask()->GetPixmap());
+ XSetClipMask ((Display*) m_display, (GC) m_gc, (Pixmap) sel.GetMask()->GetBitmap());
XSetClipOrigin ((Display*) m_display, (GC) m_gc, XLOG2DEV (xdest), YLOG2DEV (ydest));
}
}
}
if ( useMask )
{
- XSetClipMask ((Display*) m_display, (GC) m_gc, None);
+ if ( m_clipRegion )
+ XSetRegion ((Display*) m_display, (GC) m_gc,
+ (Region) m_clipRegion);
+ else
+ XSetClipMask ((Display*) m_display, (GC) m_gc, None);
+
XSetClipOrigin ((Display*) m_display, (GC) m_gc, 0, 0);
}
SetLogicalFunction(orig);
- retVal = TRUE;
+ retVal = true;
}
if (scaledBitmap) delete scaledBitmap;
sameColour = (sameColour &&
(oldPenColour.GetPixel() == m_textBackgroundColour.GetPixel()));
- if (!sameColour || !GetOptimization())
+ if (!sameColour || !GET_OPTIMIZATION)
{
int pixel = m_textBackgroundColour.AllocColour(m_display);
m_currentColour = m_textBackgroundColour;
(oldPenColour.Green () == m_currentColour.Green ()) &&
(oldPenColour.GetPixel() == m_currentColour.GetPixel()));
- if (!sameColour || !GetOptimization())
+ if (!sameColour || !GET_OPTIMIZATION)
{
int pixel = CalculatePixel(m_textForegroundColour,
- m_currentColour, FALSE);
+ m_currentColour, false);
// Set the GC to the required colour
if (pixel > -1)
if( m_textForegroundColour.GetPixel() <= -1 )
CalculatePixel( m_textForegroundColour,
- m_textForegroundColour, TRUE);
-
+ m_textForegroundColour, true);
+
foregroundPixel = m_textForegroundColour.GetPixel();
}
bool wxWindowDC::CanGetTextExtent() const
{
- return TRUE;
+ return true;
}
void wxWindowDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *height,
return XDEV2LOGREL(ascent + descent);
}
-void wxWindowDC::Clear()
+void wxWindowDC::DoGetSize( int *width, int *height ) const
{
- wxCHECK_RET( Ok(), "invalid dc" );
+ int w = 0, h = 0;
- int w, h;
- if (m_window)
+ if( m_window )
{
- m_window->GetSize(&w, &h);
-
- if (m_window && m_window->GetBackingPixmap())
+ if( 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;
+ m_window->GetSize( &w, &h );
}
- wxBrush saveBrush = m_brush;
- SetBrush (m_backgroundBrush);
-
- XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, 0, 0, w, h);
+ if( width ) *width = w;
+ if( height ) *height = h;
+}
- if (m_window && m_window->GetBackingPixmap())
- XFillRectangle ((Display*) m_display, (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking, 0, 0, w, h);
+void wxWindowDC::Clear()
+{
+ wxCHECK_RET( Ok(), "invalid dc" );
- m_brush = saveBrush;
+ wxRect rect( GetSize() );
+ Clear( rect );
}
void wxWindowDC::Clear(const wxRect& rect)
wxBrush saveBrush = m_brush;
SetBrush (m_backgroundBrush);
- XFillRectangle ((Display*) m_display, (Pixmap) m_pixmap, (GC) m_gc, x, y, w, h);
+ 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);
+ XFillRectangle ((Display*) m_display,
+ (Pixmap) m_window->GetBackingPixmap(),(GC) m_gcBacking,
+ x, y, w, h);
m_brush = saveBrush;
}
bool roundToWhite) const
{
const unsigned char wp = (unsigned char)255;
-
+
int pixel = -1;
if(!m_colour) // Mono display
{
(oldPenColour.Green () == m_currentColour.Green ()) &&
(oldPenColour.GetPixel() == m_currentColour.GetPixel()));
- if (!sameStyle || !GetOptimization())
+ if (!sameStyle || !GET_OPTIMIZATION)
{
int scaled_width = (int) XLOG2DEVREL (m_pen.GetWidth ());
if (scaled_width < 0)
XSetLineAttributes ((Display*) m_display,(GC) m_gcBacking, scaled_width, style, cap, join);
}
- if (IS_HATCH(m_currentFill) && ((m_currentFill != oldFill) || !GetOptimization()))
+ if (IS_HATCH(m_currentFill) && ((m_currentFill != oldFill) || !GET_OPTIMIZATION))
{
Pixmap myStipple;
XSetStipple ((Display*) m_display,(GC) m_gcBacking, myStipple);
}
else if (m_currentStipple.Ok()
- && ((m_currentStipple != oldStipple) || !GetOptimization()))
+ && ((m_currentStipple != oldStipple) || !GET_OPTIMIZATION))
{
- XSetStipple ((Display*) m_display, (GC) m_gc, (Pixmap) m_currentStipple.GetPixmap());
+ XSetStipple ((Display*) m_display, (GC) m_gc, (Pixmap) m_currentStipple.GetDrawable());
if (m_window && m_window->GetBackingPixmap())
- XSetStipple ((Display*) m_display,(GC) m_gcBacking, (Pixmap) m_currentStipple.GetPixmap());
+ XSetStipple ((Display*) m_display,(GC) m_gcBacking, (Pixmap) m_currentStipple.GetDrawable());
}
- if ((m_currentFill != oldFill) || !GetOptimization())
+ if ((m_currentFill != oldFill) || !GET_OPTIMIZATION)
{
int fill_style;
}
// must test m_logicalFunction, because it involves background!
- if (!sameColour || !GetOptimization()
+ if (!sameColour || !GET_OPTIMIZATION
|| ((m_logicalFunction == wxXOR) || (m_autoSetting & 0x2)))
{
int pixel = -1;
pixel = m_backgroundPixel;
else
{
- pixel = CalculatePixel(m_pen.GetColour(), m_currentColour, FALSE);
+ pixel = CalculatePixel(m_pen.GetColour(), m_currentColour, false);
}
// Finally, set the GC to the required colour
int stippleDepth = -1;
- if ((oldFill != m_brush.GetStyle ()) || !GetOptimization())
+ if ((oldFill != m_brush.GetStyle ()) || !GET_OPTIMIZATION)
{
switch (brush.GetStyle ())
{
// determine whether fill style should be solid or
// transparent
int style = stippleDepth == 1 ?
- (m_backgroundMode == wxSOLID ?
+ (m_backgroundMode == wxSOLID ?
FillOpaqueStippled : FillStippled) :
FillTiled;
XSetFillStyle ((Display*) m_display, (GC) m_gc, style);
}
}
- if (IS_HATCH(m_currentFill) && ((m_currentFill != oldFill) || !GetOptimization()))
+ if (IS_HATCH(m_currentFill) && ((m_currentFill != oldFill) || !GET_OPTIMIZATION))
{
Pixmap myStipple;
if (m_currentStipple.GetDepth() == 1)
{
XSetStipple ((Display*) m_display, (GC) m_gc,
- (Pixmap) m_currentStipple.GetPixmap());
+ (Pixmap) m_currentStipple.GetDrawable());
if (m_window && m_window->GetBackingPixmap())
XSetStipple ((Display*) m_display,(GC) m_gcBacking,
- (Pixmap) m_currentStipple.GetPixmap());
+ (Pixmap) m_currentStipple.GetDrawable());
}
else
{
XSetTile ((Display*) m_display, (GC) m_gc,
- (Pixmap) m_currentStipple.GetPixmap());
+ (Pixmap) m_currentStipple.GetDrawable());
if (m_window && m_window->GetBackingPixmap())
XSetTile ((Display*) m_display,(GC) m_gcBacking,
- (Pixmap) m_currentStipple.GetPixmap());
+ (Pixmap) m_currentStipple.GetDrawable());
}
}
// must test m_logicalFunction, because it involves background!
- if (!sameColour || !GetOptimization() || m_logicalFunction == wxXOR)
+ if (!sameColour || !GET_OPTIMIZATION || m_logicalFunction == wxXOR)
{
- int pixel = CalculatePixel(m_brush.GetColour(), m_currentColour, TRUE);
-
+ int pixel = CalculatePixel(m_brush.GetColour(), m_currentColour, true);
+
if (pixel > -1)
SetForegroundPixelWithLogicalFunction(pixel);
}
m_backgroundPixel = 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, m_backgroundPixel);
{
wxCHECK_RET( Ok(), "invalid dc" );
- if (m_textForegroundColour == col)
- return;
-
m_textForegroundColour = col;
-
}
void wxWindowDC::SetTextBackground( const wxColour &col )
{
wxCHECK_RET( Ok(), "invalid dc" );
- if (m_textBackgroundColour == col)
- return;
-
m_textBackgroundColour = col;
- if (!m_textBackgroundColour.Ok())
- return;
}
void wxWindowDC::SetBackgroundMode( int mode )
}
}
-// Helper function
-void wxWindowDC::SetDCClipping()
+static void wxCopyRegion( WXRegion src, WXRegion& dst )
{
- // 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( !dst )
+ dst = XCreateRegion();
+ XUnionRegion( (Region)src, (Region)src, (Region)dst );
+}
- if (m_currentRegion)
+// Helper function; userRegion is the region set by calling SetClippingRegion
+void wxWindowDC::SetDCClipping( WXRegion userRegion )
+{
+ bool hasUpdateRegion = m_window && m_window->GetUpdateRegion().Ok();
+ // this means that we should start the clip region from scratch,
+ // or from the update region, if any
+ if( !userRegion )
{
- XSetRegion ((Display*) m_display, (GC) m_gc, (Region) m_currentRegion);
+ if( m_clipRegion )
+ XDestroyRegion( (Region)m_clipRegion );
+ m_clipRegion = (WXRegion)NULL;
+
+ if( hasUpdateRegion )
+ wxCopyRegion( m_window->GetUpdateRegion().GetX11Region(),
+ m_clipRegion );
}
- else
+ // intersect the user region, if any, with the
+ // exisiting clip region
+ else // if( userRegion )
{
- XSetClipMask ((Display*) m_display, (GC) m_gc, None);
+ if( !m_clipRegion )
+ wxCopyRegion( userRegion, m_clipRegion );
+ else
+ XIntersectRegion( (Region)m_clipRegion,
+ (Region)userRegion, (Region)m_clipRegion );
}
+ if( m_clipRegion )
+ XSetRegion( (Display*)m_display, (GC)m_gc, (Region)m_clipRegion );
+ else
+ XSetClipMask( (Display*)m_display, (GC)m_gc, None );
}
-void wxWindowDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
+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);
+ wxRegion temp(x, y, width, height);
- SetDCClipping ();
+ SetDCClipping(temp.GetX11Region());
// Needs to work differently for Pixmap: without this,
// there's a nasty (Display*) m_display bug. 8/12/94
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);
+ XSetClipRectangles((Display*) m_display, (GC) m_gcBacking,
+ 0, 0, rects, 1, Unsorted);
}
}
wxDC::DoSetClippingRegion( box.x, box.y, box.width, box.height );
- if (m_userRegion)
- XDestroyRegion ((Region) m_userRegion);
- m_userRegion = (WXRegion) XCreateRegion ();
-
- XUnionRegion((Region) m_userRegion, (Region) region.GetXRegion(), (Region) m_userRegion);
-
- SetDCClipping ();
+ SetDCClipping(region.GetX11Region());
// Needs to work differently for Pixmap: without this,
// there's a nasty (Display*) m_display bug. 8/12/94
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);
+ XSetClipRectangles((Display*) m_display, (GC) m_gcBacking,
+ 0, 0, rects, 1, Unsorted);
}
}
{
wxDC::DestroyClippingRegion();
- if (m_userRegion)
- XDestroyRegion ((Region) m_userRegion);
- m_userRegion = NULL;
-
- SetDCClipping ();
+ SetDCClipping(NULL);
- XGCValues gc_val;
- gc_val.clip_mask = None;
if (m_window && m_window->GetBackingPixmap())
- XChangeGC((Display*) m_display, (GC) m_gcBacking, GCClipMask, &gc_val);
+ XSetClipMask ((Display*) m_display, (GC) m_gcBacking, None);
}
// Resolution in pixels per logical inch
wxSize wxWindowDC::GetPPI() const
{
+ // TODO
return wxSize(100, 100);
}
wxPaintDC::wxPaintDC(wxWindow* win) : wxWindowDC(win)
{
- wxRegion* region = NULL;
-
- // 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));
- }
-
- win->SetUpdateRegion(*region);
-
- wxRegion& theRegion(win->GetUpdateRegion());
- theRegion.SetRects(updateRects); // We also store in terms of rects, for iteration to work.
-
- // 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());
-
- delete region;
+ // Set the clipping region.to the update region
+ SetDCClipping((WXRegion)NULL);
}
wxPaintDC::~wxPaintDC()
{
- XSetClipMask ((Display*) m_display, (GC) m_gc, None);
if (m_window)
m_window->ClearUpdateRegion();
+ SetDCClipping((WXRegion)NULL);
}
// ----------------------------------------------------------------------------
destcm = (Colormap) wxTheApp->GetMainColormap((WXDisplay*) dest_display);
cache_pos = 0;
- all_cache = FALSE;
+ all_cache = False;
for (i = 0; i < w; i++)
for (j = 0; j < h; j++) {
if (++cache_pos >= CACHE_SIZE) {
cache_pos = 0;
- all_cache = TRUE;
+ all_cache = true;
}
install:
projects / wxWidgets.git / blobdiff