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1.3
date	2005.05.02.20.24.38;	author keithp;	state Exp;
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next	1.2;
commitid	416842768c824567;

1.2
date	2005.02.11.21.15.46;	author keithp;	state Exp;
branches;
next	1.1;

1.1
date	2004.12.18.01.09.40;	author keithp;	state Exp;
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desc
@@


1.3
log
@2005-05-02  Keith Packard  <keithp@@keithp.com>

	* cairo-5c.h:
	* cairo.5c:
	* cairo.c: (cairo_5c_dirty), (cairo_5c_enable), (cairo_5c_disable),
	(do_Cairo_get_target_surface):
	* event.c: (do_Cairo_Surface_open_event):
	* gstate.c: (do_Cairo_set_source_rgb), (do_Cairo_set_source_rgba),
	(do_Cairo_get_matrix), (do_Cairo_concat_matrix),
	(do_Cairo_set_matrix), (do_Cairo_get_operator),
	(do_Cairo_get_tolerance), (do_Cairo_get_current_point),
	(do_Cairo_get_fill_rule), (do_Cairo_get_line_width),
	(do_Cairo_get_line_cap), (do_Cairo_get_line_join),
	(do_Cairo_get_miter_limit):
	* gtk.c: (delete_drawing_area), (motion_notify_event),
	(button_press_event), (button_release_event),
	(gtk_repaint_timeout), (gtk_thread_main), (gtk_global_free),
	(create_gtk_global), (cairo_5c_tool_dirty), (cairo_5c_tool_enable):
	* init.c: (init_types), (nickle_init):
	* matrix.c: (cairo_matrix_part), (new_cairo_matrix):
	* pattern.c: (do_Cairo_set_source), (do_Cairo_get_source),
	(do_Cairo_Pattern_set_matrix), (do_Cairo_Pattern_get_matrix):
	* surface.c: (cairo_5c_surface_get), (cairo_5c_surface_mark),
	(cairo_5c_surface_destroy), (do_Cairo_Surface_create_image),
	(do_Cairo_Surface_write_to_png):
	* text.c: (do_Cairo_set_font), (do_Cairo_set_font_size),
	(do_Cairo_set_font_matrix), (do_Cairo_font_extents):
	Match cairo API as of today.

	* examples/draw.5c:
	* examples/fob.5c:
	* examples/graph.5c:
	* examples/grid.5c:
	* examples/led.5c:
	* examples/pie-new.5c:
	* examples/pie.5c:
	* examples/rottext.5c:
	* examples/sin.5c:
	* examples/spin-cairo.5c:
	* examples/spin.5c:
	* examples/spinman.5c:
	* examples/test.5c:
	* examples/text45.5c:
	Update examples to match API changes
@
text
@/* $Id: matrix.c,v 1.2 2005/02/11 21:15:46 keithp Exp $
 *
 * Copyright © 2004 Keith Packard
 *
 * This library is free software; you can redistribute it and/or
 * modify it either under the terms of the GNU Lesser General Public
 * License version 2.1 as published by the Free Software Foundation
 * (the "LGPL") or, at your option, under the terms of the Mozilla
 * Public License Version 1.1 (the "MPL"). If you do not alter this
 * notice, a recipient may use your version of this file under either
 * the MPL or the LGPL.
 *
 * You should have received a copy of the LGPL along with this library
 * in the file COPYING-LGPL-2.1; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 * You should have received a copy of the MPL along with this library
 * in the file COPYING-MPL-1.1
 *
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
 * OF ANY KIND, either express or implied. See the LGPL or the MPL for
 * the specific language governing rights and limitations.
 *
 * The Original Code is the cairo graphics library.
 *
 * The Initial Developer of the Original Code is Keith Packard
 *
 * Contributor(s):
 *      Keith Packard <keithp@@keithp.com>
 */

#include "cairo-5c.h"

void
cairo_matrix_part (Value mv, cairo_matrix_t *matrix, char *err)
{
    matrix->xx = DoublePart (StructMemValue (mv, AtomId("xx")), "invalid xx");
    matrix->yx = DoublePart (StructMemValue (mv, AtomId("yx")), "invalid yx");
    matrix->xy = DoublePart (StructMemValue (mv, AtomId("xy")), "invalid xy");
    matrix->yy = DoublePart (StructMemValue (mv, AtomId("yy")), "invalid yy");
    matrix->x0 = DoublePart (StructMemValue (mv, AtomId("x0")), "invalid x0");
    matrix->y0 = DoublePart (StructMemValue (mv, AtomId("y0")), "invalid y0");
}

Value
new_cairo_matrix (cairo_matrix_t *matrix)
{
    ENTER ();
    Value   ret;
    BoxPtr  box;

    ret = NewStruct (TypeCanon (typeCairoMatrix)->structs.structs, False);
    box = ret->structs.values;
    BoxValueSet (box, 0, NewDoubleFloat (matrix->xx));
    BoxValueSet (box, 1, NewDoubleFloat (matrix->yx));
    BoxValueSet (box, 2, NewDoubleFloat (matrix->xy));
    BoxValueSet (box, 3, NewDoubleFloat (matrix->yy));
    BoxValueSet (box, 4, NewDoubleFloat (matrix->x0));
    BoxValueSet (box, 5, NewDoubleFloat (matrix->y0));
    RETURN (ret);
}
@


1.2
log
@2005-01-02  Keith Packard  <keithp@@keithp.com>

	* cairo-5c.h:
	Add do_Cairo_copy_page and do_Cairo_show_page.
	Track whether copy_page/show_page have ever been called so
	that they can be when the surface is destroyed.

	* cairo.c: (cairo_5c_free), (cairo_5c_dirty):
	* draw.c: (do_Cairo_arc), (do_Cairo_arc_negative),
	(do_Cairo_copy_page), (do_Cairo_show_page):
	Fix arc arguments

	* event.c: (do_Cairo_Surface_open_event):
	* gtk.c: (cairo_5c_tool_destroy):
	* init.c: (nickle_init):
	* surface.c: (cairo_5c_surface_mark), (cairo_5c_surface_destroy),
	(cairo_5c_surface_free), (do_Cairo_Surface_create_window),
	(do_Cairo_Surface_create_png), (do_Cairo_Surface_create_ps),
	(do_Cairo_Surface_create_similar), (do_Cairo_Surface_destroy):
	dunno
@
text
@d1 1
a1 1
/* $Id: matrix.c,v 1.1 2004/12/18 01:09:40 keithp Exp $
d38 2
a39 2
cairo_matrix_t *
cairo_matrix_part (Value mv, char *err)
d41 6
a46 21
    double a = DoublePart (ArrayValue(&mv->array, 0), "invalid matrix");
    double b = DoublePart (ArrayValue(&mv->array, 1), "invalid matrix");
    double c = DoublePart (ArrayValue(&mv->array, 2), "invalid matrix");
    double d = DoublePart (ArrayValue(&mv->array, 3), "invalid matrix");
    double tx = DoublePart (ArrayValue(&mv->array, 4), "invalid matrix");
    double ty = DoublePart (ArrayValue(&mv->array, 5), "invalid matrix");
    cairo_matrix_t  *matrix;

    if (aborting)
	return 0;

    matrix = cairo_matrix_create ();
    if (!matrix)
    {
	RaiseStandardException (exception_invalid_argument,
				err,
				1, mv);
	return 0;
    }
    cairo_matrix_set_affine (matrix, a, b, c, d, tx, ty);
    return matrix;
a52 1
    double  a, b, c, d, tx, ty;
d54 10
a63 10
    static int	dims[2] = { 2, 3 };
    
    cairo_matrix_get_affine (matrix, &a, &b, &c, &d, &tx, &ty);
    ret = NewArray (False, False, typePrim[rep_float], 2, dims);
    ArrayValueSet(&ret->array, 0, NewDoubleFloat (a));
    ArrayValueSet(&ret->array, 1, NewDoubleFloat (b));
    ArrayValueSet(&ret->array, 2, NewDoubleFloat (c));
    ArrayValueSet(&ret->array, 3, NewDoubleFloat (d));
    ArrayValueSet(&ret->array, 4, NewDoubleFloat (tx));
    ArrayValueSet(&ret->array, 5, NewDoubleFloat (ty));
@


1.1
log
@2004-12-17  Keith Packard  <keithp@@keithp.com>

	* Makefile.am:
	* cairo-5c.h:
	* cairo.5c:
	* gstate.c: (do_Cairo_set_alpha), (do_Cairo_current_matrix),
	(do_Cairo_set_matrix):
	* init.c: (make_typedef), (init_types), (nickle_init):
	* matrix.c: (cairo_matrix_part), (new_cairo_matrix):
	* pattern.c: (get_cairo_pattern), (free_cairo_pattern),
	(make_pattern_value), (do_Cairo_set_pattern),
	(do_Cairo_current_pattern), (do_Cairo_Pattern_create_linear),
	(do_Cairo_Pattern_create_radial),
	(do_Cairo_Pattern_add_color_stop), (do_Cairo_Pattern_set_matrix),
	(do_Cairo_Pattern_get_matrix), (do_Cairo_Pattern_set_extend),
	(do_Cairo_Pattern_get_extend), (do_Cairo_Pattern_set_filter),
	(do_Cairo_Pattern_get_filter):
	Add gradient pattern support.
	Split out matrix support to share.
@
text
@d1 1
a1 1
/* $Id: $
d41 6
a46 6
    double a = DoublePart (ArrayValueGet(&mv->array, 0), "invalid matrix");
    double b = DoublePart (ArrayValueGet(&mv->array, 1), "invalid matrix");
    double c = DoublePart (ArrayValueGet(&mv->array, 2), "invalid matrix");
    double d = DoublePart (ArrayValueGet(&mv->array, 3), "invalid matrix");
    double tx = DoublePart (ArrayValueGet(&mv->array, 4), "invalid matrix");
    double ty = DoublePart (ArrayValueGet(&mv->array, 5), "invalid matrix");
@