162 lines
3.9 KiB
C
162 lines
3.9 KiB
C
/* -*- Mode: C; c-basic-offset: 4 -*- */
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%%
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headers
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#include <Python.h>
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#include "pygobject.h"
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#include "sugar-browser.h"
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#include "sugar-key-grabber.h"
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#include "sugar-address-entry.h"
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#include "sugar-tray-manager.h"
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#include "sugar-push-scroller.h"
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#include "sugar-download-manager.h"
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#include "sugar-download.h"
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#include "sugar-audio-manager.h"
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#include <pygtk/pygtk.h>
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#include <glib.h>
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%%
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modulename gecko
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%%
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ignore
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sugar_tray_manager_new
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%%
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import gobject.GObject as PyGObject_Type
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import gtk.Entry as PyGtkEntry_Type
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import gtkmozembed.MozEmbed as PyGtkMozEmbed_Type
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import gtk.gdk.Screen as PyGdkScreen_Type
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import gtk.gdk.Pixbuf as PyGdkPixbuf_Type
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import hippo.CanvasImage as HippoCanvasImage_Type
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%%
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ignore-glob
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*_get_type
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_*
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%%
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override sugar_hippo_canvas_image_set_image_from_gdk_pixbuf kwargs
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static cairo_surface_t *
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_cairo_surface_from_pixbuf (GdkPixbuf *pixbuf)
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{
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/* Ripped from GooCanvas */
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gint width = gdk_pixbuf_get_width (pixbuf);
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gint height = gdk_pixbuf_get_height (pixbuf);
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guchar *gdk_pixels = gdk_pixbuf_get_pixels (pixbuf);
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int gdk_rowstride = gdk_pixbuf_get_rowstride (pixbuf);
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int n_channels = gdk_pixbuf_get_n_channels (pixbuf);
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guchar *cairo_pixels;
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cairo_format_t format;
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cairo_surface_t *surface;
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static const cairo_user_data_key_t key;
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int j;
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if (n_channels == 3)
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format = CAIRO_FORMAT_RGB24;
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else
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format = CAIRO_FORMAT_ARGB32;
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cairo_pixels = g_malloc (4 * width * height);
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surface = cairo_image_surface_create_for_data ((unsigned char *)cairo_pixels,
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format,
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width, height, 4 * width);
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cairo_surface_set_user_data (surface, &key,
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cairo_pixels, (cairo_destroy_func_t)g_free);
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for (j = height; j; j--)
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{
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guchar *p = gdk_pixels;
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guchar *q = cairo_pixels;
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if (n_channels == 3)
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{
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guchar *end = p + 3 * width;
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while (p < end)
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{
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#if G_BYTE_ORDER == G_LITTLE_ENDIAN
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q[0] = p[2];
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q[1] = p[1];
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q[2] = p[0];
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#else
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q[1] = p[0];
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q[2] = p[1];
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q[3] = p[2];
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#endif
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p += 3;
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q += 4;
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}
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}
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else
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{
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guchar *end = p + 4 * width;
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guint t1,t2,t3;
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#define MULT(d,c,a,t) G_STMT_START { t = c * a; d = ((t >> 8) + t) >> 8; } G_STMT_END
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while (p < end)
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{
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#if G_BYTE_ORDER == G_LITTLE_ENDIAN
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MULT(q[0], p[2], p[3], t1);
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MULT(q[1], p[1], p[3], t2);
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MULT(q[2], p[0], p[3], t3);
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q[3] = p[3];
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#else
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q[0] = p[3];
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MULT(q[1], p[0], p[3], t1);
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MULT(q[2], p[1], p[3], t2);
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MULT(q[3], p[2], p[3], t3);
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#endif
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p += 4;
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q += 4;
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}
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#undef MULT
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}
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gdk_pixels += gdk_rowstride;
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cairo_pixels += 4 * width;
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}
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return surface;
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}
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static PyObject*
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_wrap_sugar_hippo_canvas_image_set_image_from_gdk_pixbuf(PyGObject *self, PyObject *args, PyObject *kwargs)
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{
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static char *kwlist[] = { "image", "pixbuf", NULL };
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PyGObject *py_pixbuf;
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PyGObject *py_image;
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cairo_surface_t *surface;
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GObject *image;
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GValue val = {0,};
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if (!PyArg_ParseTupleAndKeywords(args, kwargs,
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"O!O!:_sugar.hippo_canvas_image_set_image_from_gdk_pixbuf",
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kwlist, &HippoCanvasImage_Type, &py_image, &PyGdkPixbuf_Type, &py_pixbuf)) {
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return NULL;
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}
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surface = _cairo_surface_from_pixbuf(GDK_PIXBUF (py_pixbuf->obj));
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if (surface == NULL) {
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PyErr_SetString(PyExc_RuntimeError, "pixbuf could not be converted");
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return NULL;
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}
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/* FIXME: This has to be a GObject (and not a real HippoCanvasImage object)
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* for now until the HippoCanvas includes situation gets sorted out.
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*/
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image = G_OBJECT (py_image->obj);
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if (image == NULL) {
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PyErr_SetString(PyExc_RuntimeError, "invalid HippoCanvasImage object");
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return NULL;
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}
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g_value_init (&val, G_TYPE_POINTER);
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g_value_set_pointer (&val, surface);
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g_object_set_property (image, "image", &val);
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Py_INCREF(Py_None);
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return Py_None;
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}
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%%
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