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-rw-r--r--src/circle.c59
1 files changed, 33 insertions, 26 deletions
diff --git a/src/circle.c b/src/circle.c
index d067b29..c04e2d1 100644
--- a/src/circle.c
+++ b/src/circle.c
@@ -21,6 +21,7 @@
#include "./color.h"
#include "./boilerplate.h"
#include "./gettext.h"
+#include "./ganv-private.h"
G_DEFINE_TYPE(GanvCircle, ganv_circle, GANV_TYPE_NODE)
@@ -34,10 +35,12 @@ enum {
static void
ganv_circle_init(GanvCircle* circle)
{
- memset(&circle->coords, '\0', sizeof(GanvCircleCoords));
- circle->coords.radius = 8.0;
- circle->coords.width = 2.0;
- circle->old_coords = circle->coords;
+ circle->impl = GANV_CIRCLE_GET_PRIVATE(circle);
+
+ memset(&circle->impl->coords, '\0', sizeof(GanvCircleCoords));
+ circle->impl->coords.radius = 8.0;
+ circle->impl->coords.width = 2.0;
+ circle->impl->old_coords = circle->impl->coords;
}
static void
@@ -63,7 +66,7 @@ ganv_circle_set_property(GObject* object,
GanvCircle* circle = GANV_CIRCLE(object);
switch (prop_id) {
- SET_CASE(RADIUS, double, circle->coords.radius);
+ SET_CASE(RADIUS, double, circle->impl->coords.radius);
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
@@ -82,7 +85,7 @@ ganv_circle_get_property(GObject* object,
GanvCircle* circle = GANV_CIRCLE(object);
switch (prop_id) {
- GET_CASE(RADIUS, double, circle->coords.radius);
+ GET_CASE(RADIUS, double, circle->impl->coords.radius);
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
@@ -91,10 +94,10 @@ ganv_circle_get_property(GObject* object,
static gboolean
ganv_circle_is_within(const GanvNode* self,
- double x1,
- double y1,
- double x2,
- double y2)
+ double x1,
+ double y1,
+ double x2,
+ double y2)
{
double x, y;
g_object_get(G_OBJECT(self), "x", &x, "y", &y, NULL);
@@ -144,7 +147,7 @@ ganv_circle_head_vector(const GanvNode* self,
const double h = sqrt((xdist * xdist) + (ydist * ydist));
const double theta = asin(xdist / (h + DBL_EPSILON));
const double y_mod = (cy < tail_y) ? 1 : -1;
- const double ret_h = h - circle->coords.radius;
+ const double ret_h = h - circle->impl->coords.radius;
const double ret_x = tail_x - sin(theta) * ret_h;
const double ret_y = tail_y - cos(theta) * ret_h * y_mod;
@@ -190,7 +193,7 @@ ganv_circle_bounds_item(GnomeCanvasItem* item,
double* x2, double* y2)
{
const GanvCircle* circle = GANV_CIRCLE(item);
- const GanvCircleCoords* coords = &circle->coords;
+ const GanvCircleCoords* coords = &circle->impl->coords;
*x1 = coords->x - coords->radius - coords->width;
*y1 = coords->y - coords->radius - coords->width;
*x2 = coords->x + coords->radius + coords->width;
@@ -213,7 +216,8 @@ ganv_circle_update(GnomeCanvasItem* item,
ArtSVP* clip_path,
int flags)
{
- GanvCircle* circle = GANV_CIRCLE(item);
+ GanvCircle* circle = GANV_CIRCLE(item);
+ GanvCircleImpl* impl = circle->impl;
GnomeCanvasItemClass* item_class = GNOME_CANVAS_ITEM_CLASS(parent_class);
if (item_class->update) {
@@ -221,12 +225,12 @@ ganv_circle_update(GnomeCanvasItem* item,
}
// Request redraw of old location
- request_redraw(item, &circle->old_coords, TRUE);
+ request_redraw(item, &impl->old_coords, TRUE);
// Store old coordinates in world relative coordinates in case the
// group we are in moves between now and the next update
- circle->old_coords = circle->coords;
- coords_i2w(item, &circle->old_coords);
+ impl->old_coords = impl->coords;
+ coords_i2w(item, &impl->old_coords);
// Get bounding circle
double x1, x2, y1, y2;
@@ -237,7 +241,7 @@ ganv_circle_update(GnomeCanvasItem* item,
gnome_canvas_w2c_d(GNOME_CANVAS(item->canvas), x2, y2, &item->x2, &item->y2);
// Request redraw of new location
- request_redraw(item, &circle->coords, FALSE);
+ request_redraw(item, &impl->coords, FALSE);
}
static void
@@ -253,23 +257,24 @@ ganv_circle_draw(GnomeCanvasItem* item,
int x, int y,
int width, int height)
{
- GanvCircle* me = GANV_CIRCLE(item);
- cairo_t* cr = gdk_cairo_create(drawable);
+ GanvCircle* circle = GANV_CIRCLE(item);
+ GanvCircleImpl* impl = circle->impl;
+ cairo_t* cr = gdk_cairo_create(drawable);
double r, g, b, a;
- double cx = me->coords.x;
- double cy = me->coords.y;
+ double cx = impl->coords.x;
+ double cy = impl->coords.y;
gnome_canvas_item_i2w(item, &cx, &cy);
double dash_length, border_color, fill_color;
ganv_node_get_draw_properties(
- &me->node, &dash_length, &border_color, &fill_color);
+ &circle->node, &dash_length, &border_color, &fill_color);
cairo_arc(cr,
cx - x,
cy - y,
- me->coords.radius,
+ impl->coords.radius,
0, 2 * M_PI);
// Fill
@@ -280,9 +285,9 @@ ganv_circle_draw(GnomeCanvasItem* item,
// Border
color_to_rgba(border_color, &r, &g, &b, &a);
cairo_set_source_rgba(cr, r, g, b, a);
- cairo_set_line_width(cr, me->coords.width);
+ cairo_set_line_width(cr, impl->coords.width);
if (dash_length > 0) {
- cairo_set_dash(cr, &dash_length, 1, me->node.dash_offset);
+ cairo_set_dash(cr, &dash_length, 1, circle->node.impl->dash_offset);
}
cairo_stroke(cr);
@@ -296,7 +301,7 @@ ganv_circle_point(GnomeCanvasItem* item,
GnomeCanvasItem** actual_item)
{
const GanvCircle* circle = GANV_CIRCLE(item);
- const GanvCircleCoords* coords = &circle->coords;
+ const GanvCircleCoords* coords = &circle->impl->coords;
*actual_item = item;
@@ -323,6 +328,8 @@ ganv_circle_class_init(GanvCircleClass* class)
parent_class = GANV_NODE_CLASS(g_type_class_peek_parent(class));
+ g_type_class_add_private(class, sizeof(GanvCircleImpl));
+
gobject_class->set_property = ganv_circle_set_property;
gobject_class->get_property = ganv_circle_get_property;
generated by cgit v1.2.1 (git 2.18.0) at 2025-02-23 16:35:37 +0000