wxWindowDCImpl::wxWindowDCImpl(wxWindowDC* owner, wxWindow* window)
: wxGTKCairoDCImpl(owner, window)
{
GtkWidget* widget = window->m_wxwindow;
if (widget == NULL)
widget = window->m_widget;
GdkWindow* gdkWindow = NULL;
if (widget)
{
gdkWindow = gtk_widget_get_window(widget);
m_ok = true;
}
if (gdkWindow)
{
cairo_t* cr = gdk_cairo_create(gdkWindow);
wxGraphicsContext* gc = wxGraphicsContext::CreateFromNative(cr);
cairo_destroy(cr);
gc->EnableOffset(m_contentScaleFactor <= 1);
SetGraphicsContext(gc);
GtkAllocation a;
gtk_widget_get_allocation(widget, &a);
int x, y;
if (gtk_widget_get_has_window(widget))
{
m_size.x = gdk_window_get_width(gdkWindow);
m_size.y = gdk_window_get_height(gdkWindow);
x = m_size.x - a.width;
y = m_size.y - a.height;
}
else
{
m_size.x = a.width;
m_size.y = a.height;
x = a.x;
y = a.y;
cairo_rectangle(cr, a.x, a.y, a.width, a.height);
cairo_clip(cr);
}
if (x || y)
SetDeviceLocalOrigin(x, y);
}
else
SetGraphicsContext(wxGraphicsContext::Create());
}
wxClientDCImpl::wxClientDCImpl(wxClientDC* owner, wxWindow* window)
: base_type(owner, window)
{
GtkWidget* widget = window->m_wxwindow;
if (widget == NULL)
widget = window->m_widget;
GdkWindow* gdkWindow = NULL;
if (widget)
{
gdkWindow = gtk_widget_get_window(widget);
m_ok = true;
}
if (gdkWindow)
{
cairo_t* cr = gdk_cairo_create(gdkWindow);
SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
if (gtk_widget_get_has_window(widget))
{
m_width = gdk_window_get_width(gdkWindow);
m_height = gdk_window_get_height(gdkWindow);
}
else
{
GtkAllocation a;
gtk_widget_get_allocation(widget, &a);
m_width = a.width;
m_height = a.height;
cairo_rectangle(cr, a.x, a.y, a.width, a.height);
cairo_clip(cr);
SetDeviceLocalOrigin(a.x, a.y);
}
}
else
{
// create something that can be used for measuring, but not drawing
cairo_t* cr = gdk_cairo_create(gdk_get_default_root_window());
cairo_rectangle(cr, 0, 0, 0, 0);
cairo_clip(cr);
SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
}
}
wxWindowDCImpl::wxWindowDCImpl(wxWindowDC* owner, wxWindow* window)
: base_type(owner, window)
{
GtkWidget* widget = window->m_wxwindow;
if (widget == NULL)
widget = window->m_widget;
GdkWindow* gdkWindow = NULL;
if (widget)
{
gdkWindow = gtk_widget_get_window(widget);
m_ok = true;
}
if (gdkWindow)
{
cairo_t* cr = gdk_cairo_create(gdkWindow);
SetGraphicsContext(wxGraphicsContext::CreateFromNative(cr));
GtkAllocation a;
gtk_widget_get_allocation(widget, &a);
int x, y;
if (gtk_widget_get_has_window(widget))
{
m_width = gdk_window_get_width(gdkWindow);
m_height = gdk_window_get_height(gdkWindow);
x = m_width - a.width;
y = m_height - a.height;
}
else
{
m_width = a.width;
m_height = a.height;
x = a.x;
y = a.y;
cairo_rectangle(cr, a.x, a.y, a.width, a.height);
cairo_clip(cr);
}
if (x || y)
SetDeviceLocalOrigin(x, y);
}
}
wxClientDCImpl::wxClientDCImpl(wxClientDC* owner, wxWindow* window)
: base_type(owner, window)
{
GtkWidget* widget = window->m_wxwindow;
if (widget == NULL)
widget = window->m_widget;
GdkWindow* gdkWindow = NULL;
if (widget)
{
gdkWindow = gtk_widget_get_window(widget);
m_ok = true;
}
if (gdkWindow)
{
cairo_t* cr = gdk_cairo_create(gdkWindow);
wxGraphicsContext* gc = wxGraphicsContext::CreateFromNative(cr);
gc->EnableOffset(true);
SetGraphicsContext(gc);
if (gtk_widget_get_has_window(widget))
{
m_width = gdk_window_get_width(gdkWindow);
m_height = gdk_window_get_height(gdkWindow);
}
else
{
GtkAllocation a;
gtk_widget_get_allocation(widget, &a);
m_width = a.width;
m_height = a.height;
cairo_rectangle(cr, a.x, a.y, a.width, a.height);
cairo_clip(cr);
SetDeviceLocalOrigin(a.x, a.y);
}
}
else
SetGraphicsContext(wxGraphicsContext::Create());
}
