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%h{
#include <gdk/gdk.h>
%}
%{
#include <gtk/gtk.h>
#if GTK_CHECK_VERSION(2,8,0)
static cairo_surface_t *ref_cairo_surface(GdkDrawable *self);
#endif
%}
/* Transfers logical drawing commands to a physical (screen) device */
/* The default renderer just passes everything through to GDK */
/* Since GGobi is an interactive graphics platform, the renderer design
is biased towards screen devices. This doesn't preclude, however,
off-screen devices that take "snapshots" of GGobi plots */
class GGobi:Renderer from Gdk:Drawable
{
/* everything passes through to this drawable by default */
private GdkDrawable *buffer unrefwith g_object_unref;
/* buffer should be flushed to this drawable */
private GdkDrawable *parent unrefwith g_object_unref;
property OBJECT parent
(nick = "out", blurb = "The drawable to which this renderer is flushed",
object_type = Gdk:Drawable, flags = CONSTRUCT_ONLY)
set {
GObject *obj = g_value_dup_object(VAL);
if (selfp->parent)
g_object_unref(G_OBJECT(selfp->parent));
selfp->parent = GDK_DRAWABLE(obj);
if (selfp->buffer)
g_object_unref(G_OBJECT(selfp->buffer));
selfp->buffer = self_create_target(self, selfp->parent);
} get {
g_value_set_object(VAL, selfp->parent);
};
/* if you already have a special GdkDrawable, and want to make it into a
GGobiRenderer, just override this to provide it */
private virtual GdkDrawable *
create_target(self, GdkDrawable *parent)
{
gint width, height;
gdk_drawable_get_size(parent, &width, &height);
return gdk_pixmap_new(parent, width, height, -1);
}
/* buffers are created by cloning (prototype approach) */
public virtual GGobiRenderer *
buffer(self)
{
GObject *obj = g_object_new(G_OBJECT_TYPE(self), "parent", self, NULL);
return GGOBI_RENDERER(obj);
}
public virtual void
flush(self, GdkGC *gc, gint xsrc, gint ysrc, gint xdest, gint ydest,
gint width, gint height)
{
gdk_draw_drawable(selfp->parent, gc, selfp->buffer, xsrc, ysrc, xdest, ydest,
width, height);
}
/* pass everything through to underlying drawable */
override (Gdk:Drawable) void
draw_rectangle (GdkDrawable *self, GdkGC *gc, gboolean filled,
gint x, gint y, gint width, gint height)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_rectangle(
SELF(self)->_priv->buffer, gc, filled, x, y, width, height);
}
override (Gdk:Drawable) void
draw_arc(GdkDrawable *self, GdkGC *gc, gboolean filled, gint x, gint y,
gint width, gint height, gint angle1, gint angle2)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_arc(
SELF(self)->_priv->buffer, gc, filled, x, y, width, height, angle1, angle2);
}
override (Gdk:Drawable) void
draw_polygon(GdkDrawable *self, GdkGC *gc, gboolean filled,
GdkPoint *points, gint npoints)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_polygon(
SELF(self)->_priv->buffer, gc, filled, points, npoints);
}
override (Gdk:Drawable) void
draw_points(GdkDrawable *self, GdkGC *gc, GdkPoint *points, gint npoints)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_points(
SELF(self)->_priv->buffer, gc, points, npoints);
}
override (Gdk:Drawable) void
draw_segments(GdkDrawable *self, GdkGC *gc, GdkSegment *segs, gint nsegs)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_segments(
SELF(self)->_priv->buffer, gc, segs, nsegs);
}
override (Gdk:Drawable) void
draw_lines(GdkDrawable *self, GdkGC *gc, GdkPoint *points, gint npoints)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_lines(
SELF(self)->_priv->buffer, gc, points, npoints);
}
override (Gdk:Drawable) void
draw_trapezoids(GdkDrawable *self, GdkGC *gc, GdkTrapezoid *trapezoids,
gint n_trapezoids)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_trapezoids(
SELF(self)->_priv->buffer, gc, trapezoids, n_trapezoids);
}
override (Gdk:Drawable) void
draw_text(GdkDrawable *self, GdkFont *font, GdkGC *gc, gint x, gint y,
const gchar *text, gint text_length)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_text(
SELF(self)->_priv->buffer, font, gc, x, y, text, text_length);
}
override (Gdk:Drawable) void
draw_text_wc(GdkDrawable *self, GdkFont *font, GdkGC *gc, gint x, gint y,
const GdkWChar *text, gint text_length)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_text_wc(
SELF(self)->_priv->buffer, font, gc, x, y, text, text_length);
}
override (Gdk:Drawable) void
draw_glyphs(GdkDrawable *self, GdkGC *gc, PangoFont *font, gint x, gint y,
PangoGlyphString *glyphs)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_glyphs(
SELF(self)->_priv->buffer, gc, font, x, y, glyphs);
}
override (Gdk:Drawable) void
draw_glyphs_transformed(GdkDrawable *self, GdkGC *gc, PangoMatrix *matrix,
PangoFont *font, gint x, gint y, PangoGlyphString *glyphs)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_glyphs_transformed(
SELF(self)->_priv->buffer, gc, matrix, font, x, y, glyphs);
}
override (Gdk:Drawable) GdkGC *
create_gc(GdkDrawable *self, GdkGCValues *values, GdkGCValuesMask mask)
{
return GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->create_gc(
SELF(self)->_priv->buffer, values, mask);
}
override (Gdk:Drawable) void
draw_drawable(GdkDrawable *self, GdkGC *gc, GdkDrawable *src, gint xsrc,
gint ysrc, gint xdest, gint ydest, gint width, gint height)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_drawable(
SELF(self)->_priv->buffer, gc, src, xsrc, ysrc, xdest, ydest, width, height);
}
override (Gdk:Drawable) void
draw_image(GdkDrawable *self, GdkGC *gc, GdkImage *image, gint xsrc, gint ysrc,
gint xdest, gint ydest, gint width, gint height)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_image(
SELF(self)->_priv->buffer, gc, image, xsrc, ysrc, xdest, ydest, width, height);
}
override (Gdk:Drawable) gint
get_depth(GdkDrawable *self)
{
return GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->get_depth(
SELF(self)->_priv->buffer);
}
override (Gdk:Drawable) void
get_size(GdkDrawable *self, gint *width, gint *height)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->get_size(
SELF(self)->_priv->buffer, width, height);
}
override (Gdk:Drawable) void
set_colormap(GdkDrawable *self, GdkColormap *cmap)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->set_colormap(
SELF(self)->_priv->buffer, cmap);
}
override (Gdk:Drawable) GdkColormap*
get_colormap(GdkDrawable *self)
{
return GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->get_colormap(
SELF(self)->_priv->buffer);
}
override (Gdk:Drawable) GdkVisual*
get_visual(GdkDrawable *self)
{
return GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->get_visual(
SELF(self)->_priv->buffer);
}
override (Gdk:Drawable) GdkScreen*
get_screen(GdkDrawable *self)
{
return GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->get_screen(
SELF(self)->_priv->buffer);
}
override (Gdk:Drawable) GdkImage*
get_image(GdkDrawable *self, gint x, gint y, gint width, gint height)
{
return GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->get_image(
SELF(self)->_priv->buffer, x, y, width, height);
}
override (Gdk:Drawable) GdkRegion*
get_clip_region(GdkDrawable *self)
{
return GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->get_clip_region(
SELF(self)->_priv->buffer);
}
override (Gdk:Drawable) GdkRegion*
get_visible_region(GdkDrawable *self)
{
return GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->get_visible_region(
SELF(self)->_priv->buffer);
}
override (Gdk:Drawable) GdkDrawable*
get_composite_drawable(GdkDrawable *self, gint x, gint y, gint width,
gint height, gint *composite_x_offset, gint *composite_y_offset)
{
return GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->get_composite_drawable(
SELF(self)->_priv->buffer, x, y, width, height, composite_x_offset, composite_y_offset);
}
override (Gdk:Drawable) void
draw_pixbuf(GdkDrawable *self, GdkGC *gc, GdkPixbuf *pixbuf, gint src_x,
gint src_y, gint dest_x, gint dest_y, gint width, gint height,
GdkRgbDither dither, gint x_dither, gint y_dither)
{
GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->draw_pixbuf(
SELF(self)->_priv->buffer, gc, pixbuf, src_x, src_y, dest_x, dest_y,
width, height, dither, x_dither, y_dither);
}
override (Gdk:Drawable) GdkImage*
_copy_to_image(GdkDrawable *self, GdkImage *image, gint src_x, gint src_y,
gint dest_x, gint dest_y, gint width, gint height)
{
return GDK_DRAWABLE_GET_CLASS(SELF(self)->_priv->buffer)->_copy_to_image(
SELF(self)->_priv->buffer, image, src_x, src_y, dest_x, dest_y, width, height);
}
class_init(self_class) { /* need to do this one manually, to avoid GTK+ 2.8.x dep */
#if GTK_CHECK_VERSION(2,8,0)
GDK_DRAWABLE_CLASS(self_class)->ref_cairo_surface = ref_cairo_surface;
#endif
}
}
%{
#if GTK_CHECK_VERSION(2,8,0)
static cairo_surface_t *
ref_cairo_surface(GdkDrawable *self)
{
return GDK_DRAWABLE_GET_CLASS(GGOBI_RENDERER(self)->_priv->buffer)->ref_cairo_surface(
GGOBI_RENDERER(self)->_priv->buffer);
}
#endif
%}
|
