#include "wx/dcclient.h"
#ifndef WX_PRECOMP
+ #include "wx/window.h"
#include "wx/log.h"
#include "wx/dcmemory.h"
#include "wx/math.h" // for floating-point functions
#include "wx/image.h"
+ #include "wx/module.h"
#endif
-#include "wx/module.h"
#include "wx/fontutil.h"
+#include "wx/scrolwin.h"
#include "wx/gtk/win_gtk.h"
#include "wx/gtk/private.h"
standard (as e.g. wxStatusBar) */
m_owner = window;
+
+ if (m_owner && m_owner->m_wxwindow && (m_owner->GetLayoutDirection() == wxLayout_RightToLeft))
+ {
+ // reverse sense
+ m_signX = -1;
+
+ // origin in the upper right corner
+ m_deviceOriginX = m_owner->GetClientSize().x;
+ }
}
wxWindowDC::~wxWindowDC()
gdk_gc_set_background( m_textGC, m_textBackgroundColour.GetColor() );
gdk_gc_set_fill( m_textGC, GDK_SOLID );
+
+ gdk_gc_set_colormap( m_textGC, m_cmap );
/* m_penGC */
m_pen.GetColour().CalcPixel( m_cmap );
{
gdk_draw_arc( m_window, m_penGC, FALSE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
- gdk_draw_line( m_window, m_penGC, xx1, yy1, xxc, yyc );
- gdk_draw_line( m_window, m_penGC, xxc, yyc, xx2, yy2 );
+ if ((m_brush.GetStyle() != wxTRANSPARENT) && (alpha2 - alpha1 != 360*64))
+ {
+ gdk_draw_line( m_window, m_penGC, xx1, yy1, xxc, yyc );
+ gdk_draw_line( m_window, m_penGC, xxc, yyc, xx2, yy2 );
+ }
}
}
}
if (m_pen.GetStyle() != wxTRANSPARENT)
- gdk_draw_rectangle( m_window, m_penGC, FALSE, xx, yy, ww-1, hh-1 );
+ {
+#if 1
+ if ((m_pen.GetWidth() == 2) && (m_pen.GetCap() == wxCAP_ROUND) &&
+ (m_pen.GetJoin() == wxJOIN_ROUND) && (m_pen.GetStyle() == wxSOLID))
+ {
+ // Use 2 1-line rects instead
+ gdk_gc_set_line_attributes( m_penGC, 1, GDK_LINE_SOLID, GDK_CAP_ROUND, GDK_JOIN_ROUND );
+
+ if (m_signX == -1)
+ {
+ // Different for RTL
+ gdk_draw_rectangle( m_window, m_penGC, FALSE, xx+1, yy, ww-2, hh-2 );
+ gdk_draw_rectangle( m_window, m_penGC, FALSE, xx, yy-1, ww, hh );
+ }
+ else
+ {
+ gdk_draw_rectangle( m_window, m_penGC, FALSE, xx, yy, ww-2, hh-2 );
+ gdk_draw_rectangle( m_window, m_penGC, FALSE, xx-1, yy-1, ww, hh );
+ }
+
+ // reset
+ gdk_gc_set_line_attributes( m_penGC, 2, GDK_LINE_SOLID, GDK_CAP_ROUND, GDK_JOIN_ROUND );
+ }
+ else
+#endif
+ {
+ // Just use X11 for other cases
+ gdk_draw_rectangle( m_window, m_penGC, FALSE, xx, yy, ww-1, hh-1 );
+ }
+ }
}
CalcBoundingBox( x, y );
int w = bitmap.GetWidth();
int h = bitmap.GetHeight();
-
+
+ if (m_owner && m_owner->GetLayoutDirection() == wxLayout_RightToLeft)
+ xx -= w;
+
CalcBoundingBox( x, y );
CalcBoundingBox( x + w, y + h );
if (!m_window) return false;
// transform the source DC coords to the device ones
- xsrc = source->XLOG2DEV(xsrc);
- ysrc = source->YLOG2DEV(ysrc);
-
- wxClientDC *srcDC = (wxClientDC*)source;
- wxMemoryDC *memDC = (wxMemoryDC*)source;
+ xsrc = source->LogicalToDeviceX(xsrc);
+ ysrc = source->LogicalToDeviceY(ysrc);
+ wxMemoryDC *memDC = wxDynamicCast(source, wxMemoryDC);
+ wxBitmap selected = source->GetSelectedBitmap();
+
bool use_bitmap_method = false;
bool is_mono = false;
ysrcMask = ysrc;
}
- if (srcDC->m_isMemDC)
+ if (memDC && !selected.Ok()) return false;
+
+ if (selected.Ok())
{
- if (!memDC->m_selected.Ok()) return false;
-
- is_mono = (memDC->m_selected.GetDepth() == 1);
+ is_mono = (selected.GetDepth() == 1);
// we use the "XCopyArea" way to copy a memory dc into
// a different window if the memory dc BOTH
// b) it is clipped
// c) is not 1-bit
- if (useMask && (memDC->m_selected.GetMask()))
+ if (useMask && (selected.GetMask()))
{
// we HAVE TO use the direct way for memory dcs
// that have mask since the XCopyArea doesn't know
use_bitmap_method = true;
}
else if ((xsrc == 0) && (ysrc == 0) &&
- (width == memDC->m_selected.GetWidth()) &&
- (height == memDC->m_selected.GetHeight()))
+ (width == selected.GetWidth()) &&
+ (height == selected.GetHeight()))
{
// we SHOULD use the direct way if all of the bitmap
// in the memory dc is copied in which case XCopyArea
if (use_bitmap_method)
{
// scale/translate bitmap size
- wxCoord bm_width = memDC->m_selected.GetWidth();
- wxCoord bm_height = memDC->m_selected.GetHeight();
+ wxCoord bm_width = selected.GetWidth();
+ wxCoord bm_height = selected.GetHeight();
// Get clip coords for the bitmap. If we don't
// use wxBitmap::Rescale(), which can clip the
wxCoord bm_hh = YLOG2DEVREL( bm_height );
// Scale bitmap if required
- wxBitmap use_bitmap = memDC->m_selected;
- if ((memDC->m_selected.GetWidth()!= bm_ww) || ( memDC->m_selected.GetHeight()!= bm_hh))
+ wxBitmap use_bitmap = selected;
+ if ((selected.GetWidth()!= bm_ww) || ( selected.GetHeight()!= bm_hh))
{
// This indicates that the blitting code below will get
// a clipped bitmap and therefore needs to move the origin
// accordingly
wxRegion tmp( xx,yy,ww,hh );
- tmp.Intersect( m_currentClippingRegion );
+ if (!m_currentClippingRegion.IsNull())
+ tmp.Intersect( m_currentClippingRegion );
tmp.GetBox(cx,cy,cw,ch);
// Scale and clipped bitmap
- use_bitmap = memDC->m_selected.Rescale(cx-xx,cy-yy,cw,ch,bm_ww,bm_hh);
+ use_bitmap = selected.Rescale(cx-xx,cy-yy,cw,ch,bm_ww,bm_hh);
}
// apply mask if any
}
else // use_bitmap_method
{
- if ((width != ww) || (height != hh))
+ if (selected.Ok() && ((width != ww) || (height != hh)))
{
// get clip coords
wxRegion tmp( xx,yy,ww,hh );
tmp.GetBox(cx,cy,cw,ch);
// rescale bitmap
- wxBitmap bitmap = memDC->m_selected.Rescale( cx-xx, cy-yy, cw, ch, ww, hh );
+ wxBitmap bitmap = selected.Rescale( cx-xx, cy-yy, cw, ch, ww, hh );
// draw scaled bitmap
// was: gdk_draw_drawable( m_window, m_penGC, bitmap.GetPixmap(), 0, 0, xx, yy, -1, -1 );
{
// No scaling and not a memory dc with a mask either
+ GdkWindow* window = source->GetGDKWindow();
+ if ( !window )
+ return false;
+
// copy including child window contents
gdk_gc_set_subwindow( m_penGC, GDK_INCLUDE_INFERIORS );
gdk_draw_drawable( m_window, m_penGC,
- srcDC->GetWindow(),
+ window,
xsrc, ysrc, xx, yy,
width, height );
gdk_gc_set_subwindow( m_penGC, GDK_CLIP_BY_CHILDREN );
wxCHECK_RET( m_layout, wxT("no Pango layout") );
wxCHECK_RET( m_fontdesc, wxT("no Pango font description") );
+ gdk_pango_context_set_colormap( m_context, m_cmap );
+
bool underlined = m_font.Ok() && m_font.GetUnderlined();
const wxCharBuffer data = wxGTK_CONV( text );
if ( !data )
return;
- const size_t datalen = strlen(data);
- pango_layout_set_text( m_layout, data, datalen);
+ size_t datalen = strlen(data);
+
+ // TODO: as soon as Pango provides a function to check at runtime its
+ // version, we can use it to disable the underline hack for
+ // Pango >= 1.16 as the "underline of leading/trailing spaces"
+ // has been fixed there
+ bool needshack = underlined;
+ char *hackstring = NULL;
+
+ if (needshack)
+ {
+ // a PangoLayout which has leading/trailing spaces with underlined font
+ // is not correctly drawn by this pango version: Pango won't underline the spaces.
+ // This can be a problem; e.g. wxHTML rendering of underlined text relies on
+ // this behaviour. To workaround this problem, we use a special hack here
+ // suggested by pango maintainer Behdad Esfahbod: we prepend and append two
+ // empty space characters and give them a dummy colour attribute.
+ // This will force Pango to underline the leading/trailing spaces, too.
+
+ // need to realloc the string to prepend & append our special characters
+ hackstring = (char*)malloc((datalen+7)*sizeof(char));
+
+ // copy the leading U+200C ZERO WIDTH NON-JOINER encoded in UTF8 format
+ strcpy(hackstring, "\342\200\214");
+
+ // copy the user string
+ memcpy(&hackstring[3], data, datalen);
+
+ // copy the trailing U+200C ZERO WIDTH NON-JOINER encoded in UTF8 format
+ strcpy(&hackstring[datalen+3], "\342\200\214");
+
+ // the special characters that we added require 6 additional bytes:
+ datalen += 6;
+
+ pango_layout_set_text(m_layout, hackstring, datalen);
+ }
+ else
+ {
+ pango_layout_set_text(m_layout, data, datalen);
+ }
if (underlined)
{
a->start_index = 0;
a->end_index = datalen;
pango_attr_list_insert(attrs, a);
+
+ if (needshack)
+ {
+ // dummy colour for the leading space
+ a = pango_attr_foreground_new (0x0057, 0x52A9, 0xD614);
+ a->start_index = 0;
+ a->end_index = 1;
+ pango_attr_list_insert(attrs, a);
+
+ // dummy colour for the trailing space
+ a = pango_attr_foreground_new (0x0057, 0x52A9, 0xD614);
+ a->start_index = datalen - 1;
+ a->end_index = datalen;
+ pango_attr_list_insert(attrs, a);
+ }
+
pango_layout_set_attributes(m_layout, attrs);
pango_attr_list_unref(attrs);
}
}
// Draw layout.
- gdk_draw_layout( m_window, m_textGC, x, y, m_layout );
+ if (m_owner && m_owner->GetLayoutDirection() == wxLayout_RightToLeft)
+ gdk_draw_layout( m_window, m_textGC, x-w, y, m_layout );
+ else
+ gdk_draw_layout( m_window, m_textGC, x, y, m_layout );
// reset unscaled size
pango_font_description_set_size( m_fontdesc, oldSize );
gdk_draw_rectangle(m_window, m_textGC, TRUE, x, y, w, h);
gdk_gc_set_foreground(m_textGC, m_textForegroundColour.GetColor());
}
+
// Draw layout.
- gdk_draw_layout( m_window, m_textGC, x, y, m_layout );
+ if (m_owner && m_owner->GetLayoutDirection() == wxLayout_RightToLeft)
+ gdk_draw_layout( m_window, m_textGC, x-w, y, m_layout );
+ else
+ gdk_draw_layout( m_window, m_textGC, x, y, m_layout );
}
if (underlined)
height = wxCoord(height / m_scaleY);
CalcBoundingBox (x + width, y + height);
CalcBoundingBox (x, y);
+
+ if (hackstring)
+ free(hackstring);
}
}
// Reset old font description
- if (theFont)
+ if (theFont->IsOk())
pango_layout_set_font_description( m_layout, m_fontdesc );
}
+
+bool wxWindowDC::DoGetPartialTextExtents(const wxString& text,
+ wxArrayInt& widths) const
+{
+ const size_t len = text.length();
+ widths.Empty();
+ widths.Add(0, len);
+
+ if (text.empty())
+ return true;
+
+ // Set layout's text
+ const wxCharBuffer dataUTF8 = wxGTK_CONV_FONT(text, m_font);
+ if ( !dataUTF8 )
+ {
+ // hardly ideal, but what else can we do if conversion failed?
+ wxLogLastError(wxT("DoGetPartialTextExtents"));
+ return false;
+ }
+
+ pango_layout_set_text( m_layout, dataUTF8, strlen(dataUTF8) );
+
+ // Calculate the position of each character based on the widths of
+ // the previous characters
+
+ // Code borrowed from Scintilla's PlatGTK
+ PangoLayoutIter *iter = pango_layout_get_iter(m_layout);
+ PangoRectangle pos;
+ pango_layout_iter_get_cluster_extents(iter, NULL, &pos);
+ size_t i = 0;
+ while (pango_layout_iter_next_cluster(iter))
+ {
+ pango_layout_iter_get_cluster_extents(iter, NULL, &pos);
+ int position = PANGO_PIXELS(pos.x);
+ widths[i++] = position;
+ }
+ while (i < len)
+ widths[i++] = PANGO_PIXELS(pos.x + pos.width);
+ pango_layout_iter_free(iter);
+
+ return true;
+}
+
+
wxCoord wxWindowDC::GetCharWidth() const
{
pango_layout_set_text( m_layout, "H", 1 );
wxCoord wxWindowDC::GetCharHeight() const
{
- PangoFontMetrics *metrics = pango_context_get_metrics (m_context, m_fontdesc, NULL);
+ PangoFontMetrics *metrics = pango_context_get_metrics (m_context, m_fontdesc, pango_context_get_language(m_context));
return PANGO_PIXELS (pango_font_metrics_get_descent (metrics) + pango_font_metrics_get_ascent (metrics));
}
rect.width = XLOG2DEVREL(width);
rect.height = YLOG2DEVREL(height);
+ if (m_owner && m_owner->m_wxwindow && (m_owner->GetLayoutDirection() == wxLayout_RightToLeft))
+ {
+ rect.x -= rect.width;
+ }
+
if (!m_currentClippingRegion.IsNull())
m_currentClippingRegion.Intersect( rect );
else
m_bgGC = (GdkGC*) NULL;
}
+void wxWindowDC::SetDeviceOrigin( wxCoord x, wxCoord y )
+{
+ m_deviceOriginX = x;
+ m_deviceOriginY = y;
+
+ ComputeScaleAndOrigin();
+}
+
+void wxWindowDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
+{
+ m_signX = (xLeftRight ? 1 : -1);
+ m_signY = (yBottomUp ? -1 : 1);
+
+ if (m_owner && m_owner->m_wxwindow && (m_owner->GetLayoutDirection() == wxLayout_RightToLeft))
+ m_signX = -m_signX;
+
+ ComputeScaleAndOrigin();
+}
+
void wxWindowDC::ComputeScaleAndOrigin()
{
const wxRealPoint origScale(m_scaleX, m_scaleY);
return;
wxSize sz = win->GetSize();
- m_paintClippingRegion = win->GetUpdateRegion();
+ m_paintClippingRegion = win->m_nativeUpdateRegion;
wxLimitRegionToSize(m_paintClippingRegion, sz);
GdkRegion *region = m_paintClippingRegion.GetRegion();
projects / wxWidgets.git / blobdiff