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Change prototype to match cairo_set_source_surface().

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2005-05-07  Owen Taylor  <otaylor@redhat.com>

        * gdk/gdkpixbuf-render.c gdk/gdkpixbuf.h (gdk_pixbuf_set_as_cairo_source):
        Change prototype to match cairo_set_source_surface().

        * gdk/gdkdraw.c gdk/gdkgc.c gdk/gdkpixbuf-render.c gdk/gdkwindow.c
        gtk/gtkhsv.c tests/testcairo.c.
This commit is contained in:
Owen Taylor 2005-05-07 18:51:18 +00:00 committed by Owen Taylor
parent 778b99a403
commit 274e49f37e
10 changed files with 79 additions and 101 deletions
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8
ChangeLog
View File

@ -1,3 +1,11 @@
2005-05-07 Owen Taylor <otaylor@redhat.com>
* gdk/gdkpixbuf-render.c gdk/gdkpixbuf.h (gdk_pixbuf_set_as_cairo_source):
Change prototype to match cairo_set_source_surface().
* gdk/gdkdraw.c gdk/gdkgc.c gdk/gdkpixbuf-render.c gdk/gdkwindow.c
gtk/gtkhsv.c tests/testcairo.c.
2005-05-06 Federico Mena Quintero <federico@ximian.com>
Merged from gtk-2-6:

8
ChangeLog.pre-2-10
View File

@ -1,3 +1,11 @@
2005-05-07 Owen Taylor <otaylor@redhat.com>
* gdk/gdkpixbuf-render.c gdk/gdkpixbuf.h (gdk_pixbuf_set_as_cairo_source):
Change prototype to match cairo_set_source_surface().
* gdk/gdkdraw.c gdk/gdkgc.c gdk/gdkpixbuf-render.c gdk/gdkwindow.c
gtk/gtkhsv.c tests/testcairo.c.
2005-05-06 Federico Mena Quintero <federico@ximian.com>
Merged from gtk-2-6:

8
ChangeLog.pre-2-8
View File

@ -1,3 +1,11 @@
2005-05-07 Owen Taylor <otaylor@redhat.com>
* gdk/gdkpixbuf-render.c gdk/gdkpixbuf.h (gdk_pixbuf_set_as_cairo_source):
Change prototype to match cairo_set_source_surface().
* gdk/gdkdraw.c gdk/gdkgc.c gdk/gdkpixbuf-render.c gdk/gdkwindow.c
gtk/gtkhsv.c tests/testcairo.c.
2005-05-06 Federico Mena Quintero <federico@ximian.com>
Merged from gtk-2-6:

22
gdk/gdkdraw.c
View File

@ -884,16 +884,16 @@ real_draw_glyphs (GdkDrawable *drawable,
if (matrix)
{
cairo_matrix_t *cairo_matrix;
cairo_matrix_t cairo_matrix;
cairo_matrix = cairo_matrix_create ();
cairo_matrix_set_affine (cairo_matrix,
matrix->xx, matrix->yx,
matrix->xy, matrix->yy,
matrix->x0, matrix->y0);
cairo_matrix.xx = matrix->xx;
cairo_matrix.yx = matrix->yx;
cairo_matrix.xy = matrix->xy;
cairo_matrix.yy = matrix->yy;
cairo_matrix.x0 = matrix->x0;
cairo_matrix.y0 = matrix->y0;
cairo_set_matrix (cr, cairo_matrix);
cairo_matrix_destroy (cairo_matrix);
cairo_set_matrix (cr, &cairo_matrix);
}
cairo_move_to (cr, x, y);
@ -1304,11 +1304,9 @@ gdk_drawable_create_cairo_context (GdkDrawable *drawable)
g_return_val_if_fail (GDK_IS_DRAWABLE (drawable), NULL);
cr = cairo_create ();
surface = _gdk_drawable_ref_cairo_surface (drawable);
if (surface)
cairo_set_target_surface (cr, surface);
cr = cairo_create (surface);
cairo_surface_destroy (surface);
return cr;
}

7
gdk/gdkgc.c
View File

@ -1044,14 +1044,13 @@ make_stipple_tile_surface (cairo_t *cr,
alpha_surface = _gdk_drawable_ref_cairo_surface (stipple);
surface = cairo_surface_create_similar (cairo_get_target_surface (cr),
surface = cairo_surface_create_similar (cairo_get_target (cr),
CAIRO_FORMAT_ARGB32,
width, height);
tmp_cr = cairo_create ();
cairo_set_target_surface (tmp_cr, surface);
tmp_cr = cairo_create (surface);
cairo_set_operator (tmp_cr, CAIRO_OPERATOR_SRC);
cairo_set_operator (tmp_cr, CAIRO_OPERATOR_SOURCE);
if (background)
gdk_cairo_set_source_color (tmp_cr, background);

23
gdk/gdkpixbuf-render.c
View File

@ -333,14 +333,18 @@ gdk_pixbuf_render_pixmap_and_mask_for_colormap (GdkPixbuf *pixbuf,
* gdk_pixbuf_set_as_cairo_source:
* @pixbuf: a #GdkPixbuf
* @cr: a #Cairo context
* @pixbuf_x: X coordinate of location to place upper left corner of @pixbuf
* @pixbuf_y: Y coordinate of location to place upper left corner of @pixbuf
*
* Sets the given pixbuf as the source pattern for the Cairo context.
* The pattern has an extend mode of %CAIRO_EXTEND_NONE and is aligned
* so that the origin of @pixbuf is at the current point.
* so that the origin of @pixbuf is @pixbuf_x, @pixbuf_y
**/
void
gdk_pixbuf_set_as_cairo_source (GdkPixbuf *pixbuf,
cairo_t *cr)
cairo_t *cr,
double pixbuf_x,
double pixbuf_y)
{
gint width = gdk_pixbuf_get_width (pixbuf);
gint height = gdk_pixbuf_get_height (pixbuf);
@ -350,10 +354,7 @@ gdk_pixbuf_set_as_cairo_source (GdkPixbuf *pixbuf,
guchar *cairo_pixels;
cairo_format_t format;
cairo_surface_t *surface;
cairo_pattern_t *pattern;
static const cairo_user_data_key_t key;
cairo_matrix_t *matrix;
double x, y;
int j;
if (n_channels == 3)
@ -424,17 +425,7 @@ gdk_pixbuf_set_as_cairo_source (GdkPixbuf *pixbuf,
cairo_pixels += 4 * width;
}
pattern = cairo_pattern_create_for_surface (surface);
cairo_surface_destroy (surface);
cairo_current_point (cr, &x, &y);
matrix = cairo_matrix_create ();
cairo_matrix_translate (matrix, -x, -y);
cairo_pattern_set_matrix (pattern, matrix);
cairo_matrix_destroy (matrix);
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
cairo_set_source_surface (cr, surface, pixbuf_x, pixbuf_y);
}
#define __GDK_PIXBUF_RENDER_C__

4
gdk/gdkpixbuf.h
View File

@ -81,7 +81,9 @@ GdkPixbuf *gdk_pixbuf_get_from_image (GdkPixbuf *dest,
int height);
void gdk_pixbuf_set_as_cairo_source (GdkPixbuf *pixbuf,
cairo_t *cr);
cairo_t *cr,
double pixbuf_x,
double pixbuf_y);
G_END_DECLS

10
gdk/gdkwindow.c
View File

@ -1748,10 +1748,9 @@ gdk_window_set_bg_pattern (GdkWindow *window,
if (x_offset != 0 || y_offset)
{
cairo_matrix_t *matrix = cairo_matrix_create ();
cairo_matrix_translate (matrix, x_offset, y_offset);
cairo_pattern_set_matrix (pattern, matrix);
cairo_matrix_destroy (matrix);
cairo_matrix_t matrix;
cairo_matrix_init_translate (&matrix, x_offset, y_offset);
cairo_pattern_set_matrix (pattern, &matrix);
}
cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT);
@ -1795,8 +1794,7 @@ gdk_window_clear_backing_rect (GdkWindow *window,
if (GDK_WINDOW_DESTROYED (window))
return;
cr = cairo_create ();
cairo_set_target_surface (cr, paint->surface);
cr = cairo_create (paint->surface);
gdk_window_set_bg_pattern (window, cr, 0, 0);

29
gtk/gtkhsv.c
View File

@ -917,26 +917,6 @@ gtk_hsv_motion (GtkWidget *widget,
/* Redrawing */
static void
set_source_surface (cairo_t *cr,
cairo_surface_t *surface)
{
cairo_pattern_t *pattern;
cairo_matrix_t *matrix;
double x, y;
pattern = cairo_pattern_create_for_surface (surface);
cairo_current_point (cr, &x, &y);
matrix = cairo_matrix_create ();
cairo_matrix_translate (matrix, -x, -y);
cairo_pattern_set_matrix (pattern, matrix);
cairo_matrix_destroy (matrix);
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
}
/* Paints the hue ring */
static void
paint_ring (GtkHSV *hsv,
@ -1018,8 +998,7 @@ paint_ring (GtkHSV *hsv,
/* Now draw the value marker onto the source image, so that it
* will get properly clipped at the edges of the ring
*/
source_cr = cairo_create ();
cairo_set_target_surface (source_cr, source);
source_cr = cairo_create (source);
r = priv->h;
g = 1.0;
@ -1042,8 +1021,7 @@ paint_ring (GtkHSV *hsv,
cairo_save (cr);
cairo_move_to (cr, x, y);
set_source_surface (cr, source);
cairo_set_source_surface (cr, source, x, y);
cairo_surface_destroy (source);
cairo_set_line_width (cr, priv->ring_width);
@ -1220,8 +1198,7 @@ paint_triangle (GtkHSV *hsv,
/* Draw a triangle with the image as a source */
cairo_move_to (cr, x, y);
set_source_surface (cr, source);
cairo_set_source_surface (cr, source, x, y);
cairo_surface_destroy (source);
cairo_move_to (cr, x1, y1);

61
tests/testcairo.c
View File

@ -29,10 +29,7 @@ oval_path (cairo_t *cr,
double xc, double yc,
double xr, double yr)
{
cairo_matrix_t *matrix;
matrix = cairo_matrix_create ();
cairo_current_matrix (cr, matrix);
cairo_save (cr);
cairo_translate (cr, xc, yc);
cairo_scale (cr, 1.0, yr / xr);
@ -43,8 +40,7 @@ oval_path (cairo_t *cr,
0, 2 * G_PI);
cairo_close_path (cr);
cairo_set_matrix (cr, matrix);
cairo_matrix_destroy (matrix);
cairo_restore (cr);
}
/* Create a path that is a circular oval with radii xr, yr at xc,
@ -125,25 +121,26 @@ draw (cairo_t *cr,
int height)
{
cairo_surface_t *overlay, *punch, *circles;
cairo_t *overlay_cr, *punch_cr, *circles_cr;
/* Fill the background */
double radius = 0.5 * (width < height ? width : height) - 10;
double xc = width / 2.;
double yc = height / 2.;
overlay = cairo_surface_create_similar (cairo_current_target_surface (cr),
overlay = cairo_surface_create_similar (cairo_get_target (cr),
CAIRO_FORMAT_ARGB32,
width, height);
if (overlay == NULL)
return;
punch = cairo_surface_create_similar (cairo_current_target_surface (cr),
punch = cairo_surface_create_similar (cairo_get_target (cr),
CAIRO_FORMAT_A8,
width, height);
if (punch == NULL)
return;
circles = cairo_surface_create_similar (cairo_current_target_surface (cr),
circles = cairo_surface_create_similar (cairo_get_target (cr),
CAIRO_FORMAT_ARGB32,
width, height);
if (circles == NULL)
@ -151,47 +148,39 @@ draw (cairo_t *cr,
fill_checks (cr, 0, 0, width, height);
cairo_save (cr);
cairo_set_target_surface (cr, overlay);
cairo_identity_matrix (cr);
/* Draw a black circle on the overlay
*/
cairo_set_source_rgb (cr, 0., 0., 0.);
oval_path (cr, xc, yc, radius, radius);
cairo_fill (cr);
cairo_save (cr);
cairo_set_target_surface (cr, punch);
overlay_cr = cairo_create (overlay);
cairo_set_source_rgb (overlay_cr, 0., 0., 0.);
oval_path (overlay_cr, xc, yc, radius, radius);
cairo_fill (overlay_cr);
/* Draw 3 circles to the punch surface, then cut
* that out of the main circle in the overlay
*/
draw_3circles (cr, xc, yc, radius, 1.0);
punch_cr = cairo_create (punch);
draw_3circles (punch_cr, xc, yc, radius, 1.0);
cairo_destroy (punch_cr);
cairo_restore (cr);
cairo_set_operator (cr, CAIRO_OPERATOR_OUT_REVERSE);
cairo_set_source_surface (cr, punch, 0, 0);
cairo_paint (cr);
cairo_set_operator (overlay_cr, CAIRO_OPERATOR_DEST_OUT);
cairo_set_source_surface (overlay_cr, punch, 0, 0);
cairo_paint (overlay_cr);
/* Now draw the 3 circles in a subgroup again
* at half intensity, and use OperatorAdd to join up
* without seams.
*/
cairo_save (cr);
cairo_set_target_surface (cr, circles);
circles_cr = cairo_create (circles);
cairo_set_operator (circles_cr, CAIRO_OPERATOR_OVER);
draw_3circles (circles_cr, xc, yc, radius, 0.5);
cairo_destroy (circles_cr);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
draw_3circles (cr, xc, yc, radius, 0.5);
cairo_set_operator (overlay_cr, CAIRO_OPERATOR_ADD);
cairo_set_source_surface (overlay_cr, circles, 0, 0);
cairo_paint (overlay_cr);
cairo_restore (cr);
cairo_set_operator (cr, CAIRO_OPERATOR_ADD);
cairo_set_source_surface (cr, circles, 0, 0);
cairo_paint (cr);
cairo_restore (cr);
cairo_destroy (overlay_cr);
cairo_set_source_surface (cr, overlay, 0, 0);
cairo_paint (cr);