[goocanvas/goocanvas-3.0: 1/2] Allow customize each corner radius for rectangle shape
- From: Alberto Fanjul <albfan src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [goocanvas/goocanvas-3.0: 1/2] Allow customize each corner radius for rectangle shape
- Date: Sat, 16 Jan 2021 11:25:25 +0000 (UTC)
commit af294a7cfa5614cedc5c22e7696bf71fb13795a8
Author: Alberto Fanjul <albertofanjul gmail com>
Date: Sat Jan 16 10:06:23 2021 +0100
Allow customize each corner radius for rectangle shape
.gitignore | 2 +
demo/Makefile.am | 12 ++-
demo/mv-radii-demo.c | 115 +++++++++++++++++++++
demo/radii-demo.c | 110 ++++++++++++++++++++
docs/simple-canvas.xml | 10 +-
src/goocanvasrect.c | 265 ++++++++++++++++++++++++++++++++++++++++++++-----
src/goocanvasrect.h | 4 +-
7 files changed, 491 insertions(+), 27 deletions(-)
---
diff --git a/.gitignore b/.gitignore
index ca651a9..990a437 100644
--- a/.gitignore
+++ b/.gitignore
@@ -29,10 +29,12 @@ Makefile.in
/demo/mv-demo
/demo/mv-generic-position-demo
/demo/mv-scalability-demo
+/demo/mv-radii-demo
/demo/mv-simple-demo
/demo/mv-table-demo
/demo/mv-rotate-skew-demo
/demo/scalability-demo
+/demo/radii-demo
/demo/simple-demo
/demo/table-demo
/demo/units-demo
diff --git a/demo/Makefile.am b/demo/Makefile.am
index 55edc04..b78cd49 100644
--- a/demo/Makefile.am
+++ b/demo/Makefile.am
@@ -11,7 +11,7 @@ DEMO_LIBS = $(top_builddir)/src/libgoocanvas-3.0.la @PACKAGE_LIBS@ $(INTLLIBS) -
# -DGDK_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED \
# -DGTK_DISABLE_DEPRECATED
-noinst_PROGRAMS = demo table-demo generic-position-demo simple-demo scalability-demo units-demo widgets-demo
mv-demo mv-table-demo mv-generic-position-demo mv-simple-demo mv-scalability-demo mv-rotate-skew-demo
+noinst_PROGRAMS = demo table-demo generic-position-demo radii-demo simple-demo scalability-demo units-demo
widgets-demo mv-demo mv-table-demo mv-generic-position-demo mv-radii-demo mv-simple-demo mv-scalability-demo
mv-rotate-skew-demo
demo_SOURCES = \
demo.c demo-fifteen.c demo-scalability.c demo-grabs.c \
@@ -40,6 +40,16 @@ mv_table_demo_SOURCES = \
mv_table_demo_LDADD = $(DEMO_LIBS)
+radii_demo_SOURCES = \
+ radii-demo.c
+
+radii_demo_LDADD = $(DEMO_LIBS)
+
+mv_radii_demo_SOURCES = \
+ mv-radii-demo.c
+
+mv_radii_demo_LDADD = $(DEMO_LIBS)
+
simple_demo_SOURCES = \
simple-demo.c
diff --git a/demo/mv-radii-demo.c b/demo/mv-radii-demo.c
new file mode 100644
index 0000000..d1ad8bd
--- /dev/null
+++ b/demo/mv-radii-demo.c
@@ -0,0 +1,115 @@
+#include <stdlib.h>
+#include <goocanvas.h>
+
+
+static gboolean on_rect_button_press (GooCanvasItem *view,
+ GooCanvasItem *target,
+ GdkEventButton *event,
+ gpointer data);
+
+static gboolean on_delete_event (GtkWidget *window,
+ GdkEvent *event,
+ gpointer unused_data);
+
+
+int
+main (int argc, char *argv[])
+{
+ GtkWidget *window, *scrolled_win, *canvas;
+ GooCanvasItemModel *root, *rect_model, *text_model;
+ GooCanvasItem *rect_item;
+
+ /* Initialize GTK+. */
+ gtk_init (&argc, &argv);
+
+ /* Create the window and widgets. */
+ window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_default_size (GTK_WINDOW (window), 640, 600);
+ gtk_widget_show (window);
+ g_signal_connect (window, "delete_event", G_CALLBACK (on_delete_event),
+ NULL);
+
+ scrolled_win = gtk_scrolled_window_new (NULL, NULL);
+ gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
+ GTK_SHADOW_IN);
+ gtk_widget_show (scrolled_win);
+ gtk_container_add (GTK_CONTAINER (window), scrolled_win);
+
+ canvas = goo_canvas_new ();
+ gtk_widget_set_size_request (canvas, 600, 450);
+ goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 1000, 1000);
+ gtk_widget_show (canvas);
+ gtk_container_add (GTK_CONTAINER (scrolled_win), canvas);
+
+ root = goo_canvas_group_model_new (NULL, NULL);
+
+ /* Add an item with all border modified. */
+ rect_model = goo_canvas_rect_model_new (root, 100, 100, 400, 400,
+ "line-width", 10.0,
+ "radius-top-left-x", 30.0,
+ "radius-top-left-y", 20.0,
+ "radius-top-right-x", 5.0,
+ "radius-top-right-y", 10.0,
+ "radius-bottom-left-x", 20.0,
+ "radius-bottom-left-y", 30.0,
+ "radius-bottom-right-x", 10.0,
+ "radius-bottom-right-y", 5.0,
+ "stroke-color", "green",
+ "fill-color", "blue",
+ NULL);
+
+
+ text_model = goo_canvas_text_model_new (root, "Hello World", 300, 300, -1,
+ GOO_CANVAS_ANCHOR_CENTER,
+ "font", "Sans 24",
+ NULL);
+ goo_canvas_item_model_rotate (text_model, 45, 300, 300);
+
+ goo_canvas_set_root_item_model (GOO_CANVAS (canvas), root);
+
+ rect_item = goo_canvas_get_item (GOO_CANVAS (canvas), rect_model);
+
+ /* Connect a signal handler for the rectangle item. */
+ g_signal_connect (rect_item, "button_press_event",
+ G_CALLBACK (on_rect_button_press), NULL);
+
+ /* Pass control to the GTK+ main event loop. */
+ gtk_main ();
+
+ return 0;
+}
+
+
+/* The signal handler for the rectangle item. We show a dialog here. */
+static gboolean
+on_rect_button_press (GooCanvasItem *item,
+ GooCanvasItem *target,
+ GdkEventButton *event,
+ gpointer data)
+{
+ GooCanvas *canvas;
+ GtkWidget *window, *dialog;
+
+ canvas = goo_canvas_item_get_canvas (item);
+ window = gtk_widget_get_toplevel (GTK_WIDGET (canvas));
+ dialog = gtk_message_dialog_new (GTK_WINDOW (window),
+ GTK_DIALOG_DESTROY_WITH_PARENT,
+ GTK_MESSAGE_INFO,
+ GTK_BUTTONS_CLOSE,
+ "rect item received button press event");
+ gtk_dialog_run (GTK_DIALOG (dialog));
+ gtk_widget_destroy (dialog);
+
+ return TRUE;
+}
+
+
+/* This is our handler for the "delete-event" signal of the window, which
+ is emitted when the 'x' close button is clicked. We just exit here. */
+static gboolean
+on_delete_event (GtkWidget *window,
+ GdkEvent *event,
+ gpointer unused_data)
+{
+ exit (0);
+}
diff --git a/demo/radii-demo.c b/demo/radii-demo.c
new file mode 100644
index 0000000..3e598a9
--- /dev/null
+++ b/demo/radii-demo.c
@@ -0,0 +1,110 @@
+#include <stdlib.h>
+#include <goocanvas.h>
+
+
+static gboolean on_rect_button_press (GooCanvasItem *view,
+ GooCanvasItem *target,
+ GdkEventButton *event,
+ gpointer data);
+
+static gboolean on_delete_event (GtkWidget *window,
+ GdkEvent *event,
+ gpointer unused_data);
+
+
+int
+main (int argc, char *argv[])
+{
+ GtkWidget *window, *scrolled_win, *canvas;
+ GooCanvasItem *root, *rect_item, *text_item;
+
+ /* Initialize GTK+. */
+ gtk_init (&argc, &argv);
+
+ /* Create the window and widgets. */
+ window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_default_size (GTK_WINDOW (window), 640, 600);
+ gtk_widget_show (window);
+ g_signal_connect (window, "delete_event", G_CALLBACK (on_delete_event),
+ NULL);
+
+ scrolled_win = gtk_scrolled_window_new (NULL, NULL);
+ gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_win),
+ GTK_SHADOW_IN);
+ gtk_widget_show (scrolled_win);
+ gtk_container_add (GTK_CONTAINER (window), scrolled_win);
+
+ canvas = goo_canvas_new ();
+ gtk_widget_set_size_request (canvas, 600, 450);
+ goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 1000, 1000);
+ gtk_widget_show (canvas);
+ gtk_container_add (GTK_CONTAINER (scrolled_win), canvas);
+
+ root = goo_canvas_get_root_item (GOO_CANVAS (canvas));
+
+ /* Add an item with all borders modified. */
+ rect_item = goo_canvas_rect_new (root, 100, 100, 400, 400,
+ "line-width", 10.0,
+ "radius-top-left-x", 30.0,
+ "radius-top-left-y", 20.0,
+ "radius-top-right-x", 5.0,
+ "radius-top-right-y", 10.0,
+ "radius-bottom-left-x", 20.0,
+ "radius-bottom-left-y", 30.0,
+ "radius-bottom-right-x", 10.0,
+ "radius-bottom-right-y", 5.0,
+ "stroke-color", "green",
+ "fill-color", "blue",
+ NULL);
+
+
+ text_item = goo_canvas_text_new (root, "Hello World", 300, 300, -1,
+ GOO_CANVAS_ANCHOR_CENTER,
+ "font", "Sans 24",
+ NULL);
+ goo_canvas_item_rotate (text_item, 45, 300, 300);
+
+ /* Connect a signal handler for the rectangle item. */
+ g_signal_connect (rect_item, "button_press_event",
+ G_CALLBACK (on_rect_button_press), NULL);
+
+ /* Pass control to the GTK+ main event loop. */
+ gtk_main ();
+
+ return 0;
+}
+
+
+/* The signal handler for the rectangle item. We show a dialog here. */
+static gboolean
+on_rect_button_press (GooCanvasItem *item,
+ GooCanvasItem *target,
+ GdkEventButton *event,
+ gpointer data)
+{
+ GooCanvas *canvas;
+ GtkWidget *window, *dialog;
+
+ canvas = goo_canvas_item_get_canvas (item);
+ window = gtk_widget_get_toplevel (GTK_WIDGET (canvas));
+ dialog = gtk_message_dialog_new (GTK_WINDOW (window),
+ GTK_DIALOG_DESTROY_WITH_PARENT,
+ GTK_MESSAGE_INFO,
+ GTK_BUTTONS_CLOSE,
+ "rect item received button press event");
+ gtk_dialog_run (GTK_DIALOG (dialog));
+ gtk_widget_destroy (dialog);
+
+ return TRUE;
+}
+
+
+/* This is our handler for the "delete-event" signal of the window, which
+ is emitted when the 'x' close button is clicked. We just exit here. */
+static gboolean
+on_delete_event (GtkWidget *window,
+ GdkEvent *event,
+ gpointer unused_data)
+{
+ exit (0);
+}
diff --git a/docs/simple-canvas.xml b/docs/simple-canvas.xml
index 085b3d6..a072fe1 100644
--- a/docs/simple-canvas.xml
+++ b/docs/simple-canvas.xml
@@ -68,8 +68,14 @@
/* Add a few simple items. */
rect_item = goo_canvas_rect_new (root, 100, 100, 400, 400,
"line-width", 10.0,
- "radius-x", 20.0,
- "radius-y", 10.0,
+ "radius-top-left-x", 10.0,
+ "radius-top-left-y", 10.0,
+ "radius-top-right-x", 60.0,
+ "radius-top-right-y", 60.0,
+ "radius-bottom-right-x", 30.0,
+ "radius-bottom-right-y", 30.0,
+ "radius-bottom-left-x", 15.0,
+ "radius-bottom-left-y", 15.0,
"stroke-color", "yellow",
"fill-color", "red",
NULL);
diff --git a/src/goocanvasrect.c b/src/goocanvasrect.c
index cb8d4a6..68588db 100644
--- a/src/goocanvasrect.c
+++ b/src/goocanvasrect.c
@@ -40,7 +40,15 @@ enum {
PROP_WIDTH,
PROP_HEIGHT,
PROP_RADIUS_X,
- PROP_RADIUS_Y
+ PROP_RADIUS_Y,
+ PROP_RADIUS_TOP_LEFT_X,
+ PROP_RADIUS_TOP_LEFT_Y,
+ PROP_RADIUS_TOP_RIGHT_X,
+ PROP_RADIUS_TOP_RIGHT_Y,
+ PROP_RADIUS_BOTTOM_RIGHT_X,
+ PROP_RADIUS_BOTTOM_RIGHT_Y,
+ PROP_RADIUS_BOTTOM_LEFT_X,
+ PROP_RADIUS_BOTTOM_LEFT_Y
};
@@ -98,6 +106,62 @@ goo_canvas_rect_install_common_properties (GObjectClass *gobject_class)
_("The vertical radius to use for rounded corners"),
0.0, G_MAXDOUBLE, 0.0,
G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_RADIUS_TOP_LEFT_X,
+ g_param_spec_double ("radius_top_left_x",
+ _("Radius Top Left X"),
+ _("The horizontal top left radius to use for rounded
corners"),
+ 0.0, G_MAXDOUBLE, 0.0,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_RADIUS_TOP_LEFT_Y,
+ g_param_spec_double ("radius_top_left_y",
+ _("Radius Top Left Y"),
+ _("The vertical top left radius to use for rounded
corners"),
+ 0.0, G_MAXDOUBLE, 0.0,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_RADIUS_TOP_RIGHT_X,
+ g_param_spec_double ("radius_top_right_x",
+ _("Radius Top Right X"),
+ _("The horizontal top right radius to use for rounded
corners"),
+ 0.0, G_MAXDOUBLE, 0.0,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_RADIUS_TOP_RIGHT_Y,
+ g_param_spec_double ("radius_top_right_y",
+ _("Radius Top Right Y"),
+ _("The vertical top right radius to use for rounded
corners"),
+ 0.0, G_MAXDOUBLE, 0.0,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_RADIUS_BOTTOM_RIGHT_X,
+ g_param_spec_double ("radius_bottom_right_x",
+ _("Radius Bottom Right X"),
+ _("The horizontal bottom right radius to use for
rounded corners"),
+ 0.0, G_MAXDOUBLE, 0.0,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_RADIUS_BOTTOM_RIGHT_Y,
+ g_param_spec_double ("radius_bottom_right_y",
+ _("Radius Bottom Right"),
+ _("The vertical bottom right radius to use for
rounded corners"),
+ 0.0, G_MAXDOUBLE, 0.0,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_RADIUS_BOTTOM_LEFT_X,
+ g_param_spec_double ("radius_bottom_left_x",
+ _("Radius Bottom Left X"),
+ _("The horizontal bottom left radius to use for
rounded corners"),
+ 0.0, G_MAXDOUBLE, 0.0,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class, PROP_RADIUS_BOTTOM_LEFT_Y,
+ g_param_spec_double ("radius_bottom_left_y",
+ _("Radius Bottom Left Y"),
+ _("The vertical bottom left radius to use for rounded
corners"),
+ 0.0, G_MAXDOUBLE, 0.0,
+ G_PARAM_READWRITE));
}
@@ -158,6 +222,14 @@ goo_canvas_rect_new (GooCanvasItem *parent,
rect_data->height = height;
rect_data->radius_x = 0;
rect_data->radius_y = 0;
+ rect_data->radius_top_right_x = 0;
+ rect_data->radius_top_right_y = 0;
+ rect_data->radius_top_left_x = 0;
+ rect_data->radius_top_left_y = 0;
+ rect_data->radius_bottom_right_x = 0;
+ rect_data->radius_bottom_right_y = 0;
+ rect_data->radius_bottom_left_x = 0;
+ rect_data->radius_bottom_left_y = 0;
va_start (var_args, height);
first_property = va_arg (var_args, char*);
@@ -218,6 +290,30 @@ goo_canvas_rect_get_common_property (GObject *object,
case PROP_RADIUS_Y:
g_value_set_double (value, rect_data->radius_y);
break;
+ case PROP_RADIUS_TOP_LEFT_X:
+ g_value_set_double (value, rect_data->radius_top_left_x);
+ break;
+ case PROP_RADIUS_TOP_LEFT_Y:
+ g_value_set_double (value, rect_data->radius_top_left_y);
+ break;
+ case PROP_RADIUS_TOP_RIGHT_X:
+ g_value_set_double (value, rect_data->radius_top_right_x);
+ break;
+ case PROP_RADIUS_TOP_RIGHT_Y:
+ g_value_set_double (value, rect_data->radius_top_right_y);
+ break;
+ case PROP_RADIUS_BOTTOM_RIGHT_X:
+ g_value_set_double (value, rect_data->radius_bottom_right_x);
+ break;
+ case PROP_RADIUS_BOTTOM_RIGHT_Y:
+ g_value_set_double (value, rect_data->radius_bottom_right_y);
+ break;
+ case PROP_RADIUS_BOTTOM_LEFT_X:
+ g_value_set_double (value, rect_data->radius_bottom_left_x);
+ break;
+ case PROP_RADIUS_BOTTOM_LEFT_Y:
+ g_value_set_double (value, rect_data->radius_bottom_left_y);
+ break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@@ -265,6 +361,30 @@ goo_canvas_rect_set_common_property (GObject *object,
case PROP_RADIUS_Y:
rect_data->radius_y = g_value_get_double (value);
break;
+ case PROP_RADIUS_TOP_LEFT_X:
+ rect_data->radius_top_left_x = g_value_get_double (value);
+ break;
+ case PROP_RADIUS_TOP_LEFT_Y:
+ rect_data->radius_top_left_y = g_value_get_double (value);
+ break;
+ case PROP_RADIUS_TOP_RIGHT_X:
+ rect_data->radius_top_right_x = g_value_get_double (value);
+ break;
+ case PROP_RADIUS_TOP_RIGHT_Y:
+ rect_data->radius_top_right_y = g_value_get_double (value);
+ break;
+ case PROP_RADIUS_BOTTOM_RIGHT_X:
+ rect_data->radius_bottom_right_x = g_value_get_double (value);
+ break;
+ case PROP_RADIUS_BOTTOM_RIGHT_Y:
+ rect_data->radius_bottom_right_y = g_value_get_double (value);
+ break;
+ case PROP_RADIUS_BOTTOM_LEFT_X:
+ rect_data->radius_bottom_left_x = g_value_get_double (value);
+ break;
+ case PROP_RADIUS_BOTTOM_LEFT_Y:
+ rect_data->radius_bottom_left_y = g_value_get_double (value);
+ break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@@ -303,51 +423,142 @@ goo_canvas_rect_create_path (GooCanvasItemSimple *simple,
cairo_new_path (cr);
/* Check if we need to draw rounded corners. */
- if (rect_data->radius_x > 0 && rect_data->radius_y > 0)
+ if ((rect_data->radius_x > 0 && rect_data->radius_y > 0)
+ || (rect_data->radius_top_left_x > 0 && rect_data->radius_top_left_y > 0)
+ || (rect_data->radius_top_right_x > 0 && rect_data->radius_top_right_y > 0)
+ || (rect_data->radius_bottom_right_x > 0 && rect_data->radius_bottom_right_y > 0)
+ || (rect_data->radius_bottom_left_x > 0 && rect_data->radius_bottom_left_y > 0))
{
+ /* Half the size of the rect. */
+ double half_width = rect_data->width / 2;
+ double half_height = rect_data->height / 2;
+
/* The radii can't be more than half the size of the rect. */
- double rx = MIN (rect_data->radius_x, rect_data->width / 2);
- double ry = MIN (rect_data->radius_y, rect_data->height / 2);
+ double rx = MIN (rect_data->radius_x, half_width);
+ double ry = MIN (rect_data->radius_y, half_height);
+ double r_tl_x = MIN (rect_data->radius_top_left_x, MIN (half_width, half_height));
+ if (r_tl_x == 0) {
+ r_tl_x = rx;
+ }
+ double r_tl_y = MIN (rect_data->radius_top_left_y, MIN (half_width, half_height));
+ if (r_tl_y == 0) {
+ r_tl_y = ry;
+ }
+ double r_tr_x = MIN (rect_data->radius_top_right_x, MIN (half_width, half_height));
+ if (r_tr_x == 0) {
+ r_tr_x = rx;
+ }
+ double r_tr_y = MIN (rect_data->radius_top_right_y, MIN (half_width, half_height));
+ if (r_tr_y == 0) {
+ r_tr_y = ry;
+ }
+ double r_bl_x = MIN (rect_data->radius_bottom_left_x, MIN (half_width, half_height));
+ if (r_bl_x == 0) {
+ r_bl_x = rx;
+ }
+ double r_bl_y = MIN (rect_data->radius_bottom_left_y, MIN (half_width, half_height));
+ if (r_bl_y == 0) {
+ r_bl_y = ry;
+ }
+ double r_br_x = MIN (rect_data->radius_bottom_right_x, MIN (half_width, half_height));
+ if (r_br_x == 0) {
+ r_br_x = rx;
+ }
+ double r_br_y = MIN (rect_data->radius_bottom_right_y, MIN (half_width, half_height));
+ if (r_br_y == 0) {
+ r_br_y = ry;
+ }
/* Draw the top-right arc. */
cairo_save (cr);
- cairo_translate (cr, rect_data->x + rect_data->width - rx,
- rect_data->y + ry);
- cairo_scale (cr, rx, ry);
- cairo_arc (cr, 0.0, 0.0, 1.0, 1.5 * M_PI, 2.0 * M_PI);
+ if (r_tr_x > 0 && r_tr_y > 0)
+ {
+ cairo_translate (cr, rect_data->x + rect_data->width - r_tr_x,
+ rect_data->y + r_tr_y);
+ cairo_scale (cr, r_tr_x, r_tr_y);
+ cairo_arc (cr, 0.0, 0.0, 1.0, 1.5 * M_PI, 2.0 * M_PI);
+ }
+ else
+ {
+ cairo_line_to (cr, rect_data->x + rect_data->width, rect_data->y);
+ }
cairo_restore (cr);
/* Draw the line down the right side. */
- cairo_line_to (cr, rect_data->x + rect_data->width,
- rect_data->y + rect_data->height - ry);
+ if (r_br_x > 0 && r_br_y > 0)
+ {
+ cairo_line_to (cr, rect_data->x + rect_data->width,
+ rect_data->y + rect_data->height - r_br_y);
+ }
+ else
+ {
+ cairo_line_to (cr, rect_data->x + rect_data->width,
+ rect_data->y + rect_data->height);
+ }
/* Draw the bottom-right arc. */
cairo_save (cr);
- cairo_translate (cr, rect_data->x + rect_data->width - rx,
- rect_data->y + rect_data->height - ry);
- cairo_scale (cr, rx, ry);
- cairo_arc (cr, 0.0, 0.0, 1.0, 0.0, 0.5 * M_PI);
+ if (r_br_x > 0 && r_br_y > 0)
+ {
+ cairo_translate (cr, rect_data->x + rect_data->width - r_br_x,
+ rect_data->y + rect_data->height - r_br_y);
+ cairo_scale (cr, r_br_x, r_br_y);
+ cairo_arc (cr, 0.0, 0.0, 1.0, 0.0, 0.5 * M_PI);
+ }
+ else
+ {
+ cairo_line_to (cr, rect_data->x + rect_data->width,
+ rect_data->y + rect_data->height);
+ }
cairo_restore (cr);
/* Draw the line left across the bottom. */
- cairo_line_to (cr, rect_data->x + rx, rect_data->y + rect_data->height);
+ if (r_br_x > 0 && r_br_y > 0)
+ {
+ cairo_line_to (cr, rect_data->x + r_br_x, rect_data->y + rect_data->height);
+ }
+ else
+ {
+ cairo_line_to (cr, rect_data->x + r_bl_x, rect_data->y + rect_data->height);
+ }
/* Draw the bottom-left arc. */
cairo_save (cr);
- cairo_translate (cr, rect_data->x + rx,
- rect_data->y + rect_data->height - ry);
- cairo_scale (cr, rx, ry);
- cairo_arc (cr, 0.0, 0.0, 1.0, 0.5 * M_PI, M_PI);
+ if (r_bl_x > 0 && r_bl_y > 0)
+ {
+ cairo_translate (cr, rect_data->x + r_bl_x,
+ rect_data->y + rect_data->height - r_bl_y);
+ cairo_scale (cr, r_bl_x, r_bl_y);
+ cairo_arc (cr, 0.0, 0.0, 1.0, 0.5 * M_PI, M_PI);
+ }
+ else
+ {
+ cairo_line_to (cr, rect_data->x, rect_data->y + rect_data->height);
+ }
cairo_restore (cr);
/* Draw the line up the left side. */
- cairo_line_to (cr, rect_data->x, rect_data->y + ry);
+ if (r_tl_x > 0 && r_tl_y > 0)
+ {
+ cairo_line_to (cr, rect_data->x, rect_data->y + r_tl_y);
+ }
+ else
+ {
+ cairo_line_to (cr, rect_data->x, rect_data->y);
+ }
/* Draw the top-left arc. */
cairo_save (cr);
- cairo_translate (cr, rect_data->x + rx, rect_data->y + ry);
- cairo_scale (cr, rx, ry);
- cairo_arc (cr, 0.0, 0.0, 1.0, M_PI, 1.5 * M_PI);
+ if (r_tl_x > 0 && r_tl_y > 0)
+ {
+ cairo_translate (cr, rect_data->x + r_tl_x, rect_data->y + r_tl_y);
+ cairo_scale (cr, r_tl_x, r_tl_y);
+ cairo_arc (cr, 0.0, 0.0, 1.0, M_PI, 1.5 * M_PI);
+ }
+ else
+ {
+ cairo_line_to (cr, rect_data->x, rect_data->y);
+ }
cairo_restore (cr);
/* Close the path across the top. */
@@ -535,6 +746,14 @@ goo_canvas_rect_model_new (GooCanvasItemModel *parent,
rect_data->height = height;
rect_data->radius_x = 0;
rect_data->radius_y = 0;
+ rect_data->radius_top_left_x = 0;
+ rect_data->radius_top_left_y = 0;
+ rect_data->radius_top_right_x = 0;
+ rect_data->radius_top_right_y = 0;
+ rect_data->radius_bottom_right_x = 0;
+ rect_data->radius_bottom_right_y = 0;
+ rect_data->radius_bottom_left_x = 0;
+ rect_data->radius_bottom_left_y = 0;
va_start (var_args, height);
first_property = va_arg (var_args, char*);
diff --git a/src/goocanvasrect.h b/src/goocanvasrect.h
index 653a6bb..ed102cf 100644
--- a/src/goocanvasrect.h
+++ b/src/goocanvasrect.h
@@ -17,7 +17,9 @@ G_BEGIN_DECLS
typedef struct _GooCanvasRectData GooCanvasRectData;
struct _GooCanvasRectData
{
- gdouble x, y, width, height, radius_x, radius_y;
+ gdouble x, y, width, height, radius_x, radius_y,
+ radius_top_left_x, radius_top_left_y, radius_top_right_x, radius_top_right_y,
+ radius_bottom_right_x, radius_bottom_right_y, radius_bottom_left_x, radius_bottom_left_y;
};
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