#include "wx/window.h"
#include "wx/app.h"
#include "wx/image.h"
+#include "wx/log.h"
#include <math.h>
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_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;
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,
+ GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth | GCSubwindowMode,
&gcvalues);
if (m_window->GetBackingPixmap())
{
m_gcBacking = (WXGC) XCreateGC (display, RootWindow (display,
DefaultScreen (display)),
- GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth,
+ GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth | GCSubwindowMode,
&gcvalues);
}
m_userRegion = (WXRegion) 0;
}
-void wxWindowDC::DoFloodFill( wxCoord WXUNUSED(x1), wxCoord WXUNUSED(y1),
- const wxColour& WXUNUSED(col), int WXUNUSED(style) )
+extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
+ const wxColour & col, int style);
+
+bool wxWindowDC::DoFloodFill(wxCoord x, wxCoord y,
+ const wxColour& col, int style)
{
- wxFAIL_MSG("not implemented");
+ return wxDoFloodFill(this, x, y, col, style);
}
-
-bool wxWindowDC::DoGetPixel( wxCoord WXUNUSED(x1), wxCoord WXUNUSED(y1), wxColour *WXUNUSED(col) ) const
+
+bool wxWindowDC::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const
{
- wxFAIL_MSG("not implemented");
-
- return FALSE;
+ // Generic (and therefore rather inefficient) method.
+ // Could be improved.
+ wxMemoryDC memdc;
+ wxBitmap bitmap(1, 1);
+ memdc.SelectObject(bitmap);
+ memdc.Blit(0, 0, 1, 1, (wxDC*) this, x1, y1);
+ memdc.SelectObject(wxNullBitmap);
+ wxImage image = bitmap.ConvertToImage();
+ col->Set(image.GetRed(0, 0), image.GetGreen(0, 0), image.GetBlue(0, 0));
+ return TRUE;
}
void wxWindowDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
wxCoord dx = xx1 - xxc;
wxCoord dy = yy1 - yyc;
- double radius = sqrt (dx * dx + dy * dy);
+ double radius = sqrt ((double)(dx * dx + dy * dy));
wxCoord r = (wxCoord) radius;
double radius1, radius2;
// 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 )
+ wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop, bool useMask,
+ wxCoord xsrcMask, wxCoord ysrcMask )
{
wxCHECK_MSG( Ok(), FALSE, "invalid dc" );
// 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);
+ // 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)
+ // Using ::SetPen is horribly slow, so avoid doing it
+ int oldBackgroundPixel = -1;
+ int oldForegroundPixel = -1;
+
+ if (m_textBackgroundColour.Ok())
+ {
+ oldBackgroundPixel = m_backgroundPixel;
+ int pixel = m_textBackgroundColour.AllocColour(m_display);
+
+ XSetBackground ((Display*) m_display, (GC) m_gc, pixel);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetBackground ((Display*) m_display,(GC) m_gcBacking,
+ pixel);
+ }
+ if (m_textForegroundColour.Ok())
+ {
+ oldForegroundPixel = m_currentColour.GetPixel();
+
+ if( m_textForegroundColour.GetPixel() <= -1 )
+ CalculatePixel( m_textForegroundColour,
+ m_textForegroundColour, TRUE);
+
+ int pixel = m_textForegroundColour.GetPixel();
+ if (pixel > -1)
+ SetForegroundPixelWithLogicalFunction(pixel);
+ }
// Do bitmap scaling if necessary
Pixmap sourcePixmap = (Pixmap) NULL;
double scaleX, scaleY;
GetUserScale(& scaleX, & scaleY);
+ bool retVal = FALSE;
+
+ /* TODO: use the mask origin when drawing transparently */
+ if (xsrcMask == -1 && ysrcMask == -1)
+ {
+ xsrcMask = xsrc; ysrcMask = ysrc;
+ }
// Sorry, can't scale masks just yet
if (!useMask && (scaleX != 1.0 || scaleY != 1.0) && sourceDC->IsKindOf(CLASSINFO(wxMemoryDC)))
wxASSERT_MSG( (bitmap.Ok()), "Bad source bitmap in wxWindowDC::Blit");
- wxImage image(bitmap);
+ wxImage image = bitmap.ConvertToImage();
if (!image.Ok())
{
sourcePixmap = (Pixmap) bitmap.GetPixmap();
int scaledH = (int) (bitmap.GetHeight() * scaleY);
image = image.Scale(scaledW, scaledH);
- scaledBitmap = new wxBitmap(image.ConvertToBitmap());
+ scaledBitmap = new wxBitmap(image);
sourcePixmap = (Pixmap) scaledBitmap->GetPixmap();
}
}
}
} else
- {
+ { //XGCValues values;
+ //XGetGCValues((Display*)m_display, (GC)m_gc, GCForeground, &values);
+
if (m_window && m_window->GetBackingPixmap())
{
// +++ MARKUS (mho@comnets.rwth-aachen): error on blitting bitmaps with depth 1
SetLogicalFunction(orig);
- if (scaledBitmap) delete scaledBitmap;
-
- return TRUE;
+ retVal = TRUE;
}
if (scaledBitmap) delete scaledBitmap;
- return FALSE;
+ if (oldBackgroundPixel > -1)
+ {
+ XSetBackground ((Display*) m_display, (GC) m_gc, oldBackgroundPixel);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetBackground ((Display*) m_display,(GC) m_gcBacking,
+ oldBackgroundPixel);
+ }
+ if (oldForegroundPixel > -1)
+ {
+ XSetForeground ((Display*) m_display, (GC) m_gc, oldForegroundPixel);
+ if (m_window && m_window->GetBackingPixmap())
+ XSetForeground ((Display*) m_display,(GC) m_gcBacking,
+ oldForegroundPixel);
+ }
+
+ return retVal;
}
void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
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);
- }
+ int pixel = CalculatePixel(m_textForegroundColour,
+ m_currentColour, FALSE);
// Set the GC to the required colour
if (pixel > -1)
double y1 = y;
// Create image from the source bitmap after writing the text into it.
- wxImage image(src);
+ wxImage image = src.ConvertToImage();
int minx = roundmin(0, roundmin(x4, roundmin(x2, x3)));
int miny = roundmin(0, roundmin(y4, roundmin(y2, y3)));
// draw black pixels, ignore white ones (i.e. transparent b/g)
if (image.GetRed(sx, sy) == 0)
{
- DrawPoint(x1 + maxx - rx, cy + y1 - ry);
+ DrawPoint((wxCoord) (x1 + maxx - rx), (wxCoord) (cy + y1 - ry));
}
else
{
XSetFont ((Display*) m_display,(GC) m_gcBacking, fontId);
}
+void wxWindowDC::SetForegroundPixelWithLogicalFunction(int pixel)
+{
+ 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);
+ }
+}
+
+int wxWindowDC::CalculatePixel(wxColour& colour, wxColour& curCol,
+ bool roundToWhite) const
+{
+ const unsigned char wp = (unsigned char)255;
+
+ int pixel = -1;
+ if(!m_colour) // Mono display
+ {
+ unsigned char red = colour.Red ();
+ unsigned char blue = colour.Blue ();
+ unsigned char green = colour.Green ();
+ // white
+ if((red == wp && blue == wp && green == wp) ||
+ // not black and roundToWhite was specified
+ ((red != 0 || blue != 0 || green != 0) && roundToWhite))
+ {
+ curCol = *wxWHITE;
+ pixel = (int)WhitePixel((Display*) m_display,
+ DefaultScreen((Display*) m_display));
+ curCol.SetPixel(pixel);
+ colour.SetPixel(pixel);
+ }
+ else
+ {
+ curCol = *wxBLACK;
+ pixel = (int)BlackPixel((Display*) m_display,
+ DefaultScreen((Display*) m_display));
+ curCol.SetPixel(pixel);
+ colour.SetPixel(pixel);
+ }
+ }
+ else
+ {
+ curCol = colour;
+ pixel = colour.AllocColour((Display*) m_display);
+ curCol.SetPixel(pixel);
+ }
+
+ return pixel;
+}
+
void wxWindowDC::SetPen( const wxPen &pen )
{
wxCHECK_RET( Ok(), "invalid dc" );
int old_pen_join = m_currentPenJoin;
int old_pen_cap = m_currentPenCap;
int old_pen_nb_dash = m_currentPenDashCount;
- char *old_pen_dash = m_currentPenDash;
+ wxMOTIFDash *old_pen_dash = m_currentPenDash;
wxColour oldPenColour = m_currentColour;
m_currentColour = m_pen.GetColour ();
m_currentPenJoin = m_pen.GetJoin ();
m_currentPenCap = m_pen.GetCap ();
m_currentPenDashCount = m_pen.GetDashCount();
- m_currentPenDash = m_pen.GetDash();
+ m_currentPenDash = (wxMOTIFDash*)m_pen.GetDash();
if (m_currentStyle == wxSTIPPLE)
m_currentStipple = * m_pen.GetStipple ();
int style;
int join;
int cap;
- static const char dotted[] = {2, 5};
- static const char short_dashed[] = {4, 4};
- static const char long_dashed[] = {4, 8};
- static const char dotted_dashed[] = {6, 6, 2, 6};
+ 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 char *req_dash;
+ const wxMOTIFDash *req_dash;
switch (m_pen.GetStyle ())
{
case wxTRANSPARENT:
default:
style = LineSolid;
- req_dash = NULL;
+ req_dash = (wxMOTIFDash*)NULL;
req_nb_dash = 0;
}
if (req_dash && req_nb_dash)
{
- char *real_req_dash = new char[req_nb_dash];
+ wxMOTIFDash *real_req_dash = new wxMOTIFDash[req_nb_dash];
if (real_req_dash)
{
int factor = scaled_width == 0 ? 1 : scaled_width;
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);
+ pixel = CalculatePixel(m_pen.GetColour(), m_currentColour, FALSE);
}
// 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);
- }
- }
+ SetForegroundPixelWithLogicalFunction(pixel);
}
else
m_pen.GetColour().SetPixel(oldPenColour.GetPixel());
// 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);
- }
+ int pixel = CalculatePixel(m_brush.GetColour(), m_currentColour, TRUE);
+
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);
- }
- }
+ SetForegroundPixelWithLogicalFunction(pixel);
}
else
m_brush.GetColour().SetPixel(oldBrushColour.GetPixel());
if (!m_backgroundBrush.Ok())
return;
- int pixel = m_backgroundBrush.GetColour().AllocColour(m_display);
+ 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.
// 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);
+ XSetBackground ((Display*) m_display, (GC) m_gc, m_backgroundPixel);
if (m_window && m_window->GetBackingPixmap())
- XSetBackground ((Display*) m_display,(GC) m_gcBacking, pixel);
+ XSetBackground ((Display*) m_display,(GC) m_gcBacking,
+ m_backgroundPixel);
}
void wxWindowDC::SetLogicalFunction( int function )
return 24;
}
-#if wxUSE_SPLINES
-// ----------------------------------- 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();
-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);
-
-wxList wx_spline_point_list;
-
-#define half(z1, z2) ((z1+z2)/2.0)
-#define THRESHOLD 5
-
-/* iterative version */
-
-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;
-
- wx_clear_stack();
- wx_spline_push(a1, b1, a2, b2, a3, b3, a4, b4);
-
- 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);
- }
- }
-}
-
-/* utilities used by spline drawing routines */
-
-typedef struct wx_spline_stack_struct {
- double x1, y1, x2, y2, x3, y3, x4, y4;
-} Stack;
-
-#define SPLINE_STACK_DEPTH 20
-static Stack wx_spline_stack[SPLINE_STACK_DEPTH];
-static Stack *wx_stack_top;
-static int wx_stack_count;
-
-void wx_clear_stack()
-{
- wx_stack_top = wx_spline_stack;
- wx_stack_count = 0;
-}
-
-void wx_spline_push(double x1, double y1, double x2, double y2, double x3, double y3, double x4, double y4)
-{
- 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++;
-}
-
-int wx_spline_pop(double *x1, double *y1, double *x2, double *y2,
- double *x3, double *y3, double *x4, double *y4)
-{
- 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);
-}
-
-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::DoDrawSpline( wxList *points )
-{
- wxCHECK_RET( Ok(), wxT("invalid window dc") );
-
- wxPoint *p;
- double cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4;
- double x1, y1, x2, y2;
-
- wxNode *node = points->First();
- p = (wxPoint *)node->Data();
-
- x1 = p->x;
- y1 = p->y;
-
- node = node->Next();
- p = (wxPoint *)node->Data();
-
- 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);
-
- wx_spline_add_point(x1, y1);
-
- 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;
-
- wx_quadratic_spline(cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4);
-
- cx1 = cx4;
- cy1 = cy4;
- cx2 = (double)(cx1 + x2) / 2;
- cy2 = (double)(cy1 + y2) / 2;
- }
-
- wx_spline_add_point( cx1, cy1 );
- wx_spline_add_point( x2, y2 );
-
- wx_spline_draw_point_array( this );
-}
-
-#endif // wxUSE_SPLINE
projects / wxWidgets.git / blobdiff