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for GTK3, draw odd-width lines as a sharp, n-pixel wide line, rather than a fuzzy n+1-pixel wide line

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_3_0_BRANCH@76062 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Paul Cornett
2014-03-02 18:58:16 +00:00
parent 1e1a0b9d75
commit fe22821a24
1 changed files with 16 additions and 5 deletions
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21
src/gtk/dc.cpp
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@@ -200,7 +200,9 @@ wxWindowDCImpl::wxWindowDCImpl(wxWindowDC* owner, wxWindow* window)
if (gdkWindow)
{
cairo_t* cr = gdk_cairo_create(gdkWindow);
SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
wxGraphicsContext* gc = wxGraphicsContext::CreateFromNative(cr);
gc->EnableOffset(true);
SetGraphicsContext(gc);
GtkAllocation a;
gtk_widget_get_allocation(widget, &a);
int x, y;
@@ -243,7 +245,9 @@ wxClientDCImpl::wxClientDCImpl(wxClientDC* owner, wxWindow* window)
if (gdkWindow)
{
cairo_t* cr = gdk_cairo_create(gdkWindow);
SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
wxGraphicsContext* gc = wxGraphicsContext::CreateFromNative(cr);
gc->EnableOffset(true);
SetGraphicsContext(gc);
if (gtk_widget_get_has_window(widget))
{
m_width = gdk_window_get_width(gdkWindow);
@@ -274,7 +278,9 @@ wxPaintDCImpl::wxPaintDCImpl(wxPaintDC* owner, wxWindow* window)
m_width = gdk_window_get_width(gdkWindow);
m_height = gdk_window_get_height(gdkWindow);
cairo_reference(cr);
SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
wxGraphicsContext* gc = wxGraphicsContext::CreateFromNative(cr);
gc->EnableOffset(true);
SetGraphicsContext(gc);
}
//-----------------------------------------------------------------------------
@@ -285,7 +291,9 @@ wxScreenDCImpl::wxScreenDCImpl(wxScreenDC* owner)
m_width = gdk_window_get_width(window);
m_height = gdk_window_get_height(window);
cairo_t* cr = gdk_cairo_create(window);
SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
wxGraphicsContext* gc = wxGraphicsContext::CreateFromNative(cr);
gc->EnableOffset(true);
SetGraphicsContext(gc);
}
//-----------------------------------------------------------------------------
@@ -339,6 +347,7 @@ void wxMemoryDCImpl::Setup()
m_height = m_bitmap.GetHeight();
cairo_t* cr = m_bitmap.CairoCreate();
gc = wxGraphicsContext::CreateFromNative(cr);
gc->EnableOffset(true);
}
SetGraphicsContext(gc);
}
@@ -348,7 +357,9 @@ wxGTKCairoDC::wxGTKCairoDC(cairo_t* cr)
: base_type(new wxGTKCairoDCImpl(this, 0))
{
cairo_reference(cr);
SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
wxGraphicsContext* gc = wxGraphicsContext::CreateFromNative(cr);
gc->EnableOffset(true);
SetGraphicsContext(gc);
}
#else