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index 71786fd963cd878aa97b8e73a081682a7e957193..caa5fa6977830084b5d9585d552230f5e810ce9f 100644 (file)
*
*/
+#include <2geom/transforms.h>
#include "sp-canvas-util.h"
#include "display-forward.h"
#include "sodipodi-ctrl.h"
+#include "libnr/nr-pixops.h"
enum {
- ARG_0,
- ARG_SHAPE,
- ARG_MODE,
- ARG_ANCHOR,
- ARG_SIZE,
- ARG_FILLED,
- ARG_FILL_COLOR,
- ARG_STROKED,
- ARG_STROKE_COLOR,
- ARG_PIXBUF
+ ARG_0,
+ ARG_SHAPE,
+ ARG_MODE,
+ ARG_ANCHOR,
+ ARG_SIZE,
+ ARG_FILLED,
+ ARG_FILL_COLOR,
+ ARG_STROKED,
+ ARG_STROKE_COLOR,
+ ARG_PIXBUF
};
static void sp_ctrl_destroy (GtkObject *object);
static void sp_ctrl_set_arg (GtkObject *object, GtkArg *arg, guint arg_id);
-static void sp_ctrl_update (SPCanvasItem *item, NR::Matrix const &affine, unsigned int flags);
+static void sp_ctrl_update (SPCanvasItem *item, Geom::Matrix const &affine, unsigned int flags);
static void sp_ctrl_render (SPCanvasItem *item, SPCanvasBuf *buf);
-static double sp_ctrl_point (SPCanvasItem *item, NR::Point p, SPCanvasItem **actual_item);
+static double sp_ctrl_point (SPCanvasItem *item, Geom::Point p, SPCanvasItem **actual_item);
static SPCanvasItemClass *parent_class;
GtkType
sp_ctrl_get_type (void)
{
- static GtkType ctrl_type = 0;
- if (!ctrl_type) {
- static const GTypeInfo ctrl_info = {
- sizeof (SPCtrlClass),
- NULL, /* base_init */
- NULL, /* base_finalize */
- (GClassInitFunc) sp_ctrl_class_init,
- NULL, /* class_finalize */
- NULL, /* class_data */
- sizeof (SPCtrl),
- 0, /* n_preallocs */
- (GInstanceInitFunc) sp_ctrl_init,
- NULL
- };
- ctrl_type = g_type_register_static (SP_TYPE_CANVAS_ITEM, "SPCtrl", &ctrl_info, (GTypeFlags)0);
- }
- return ctrl_type;
+ static GtkType ctrl_type = 0;
+ if (!ctrl_type) {
+ static GTypeInfo const ctrl_info = {
+ sizeof (SPCtrlClass),
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ (GClassInitFunc) sp_ctrl_class_init,
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (SPCtrl),
+ 0, /* n_preallocs */
+ (GInstanceInitFunc) sp_ctrl_init,
+ NULL
+ };
+ ctrl_type = g_type_register_static (SP_TYPE_CANVAS_ITEM, "SPCtrl", &ctrl_info, (GTypeFlags)0);
+ }
+ return ctrl_type;
}
static void
sp_ctrl_class_init (SPCtrlClass *klass)
{
- GtkObjectClass *object_class;
- SPCanvasItemClass *item_class;
-
- object_class = (GtkObjectClass *) klass;
- item_class = (SPCanvasItemClass *) klass;
-
- parent_class = (SPCanvasItemClass *)gtk_type_class (sp_canvas_item_get_type ());
-
- gtk_object_add_arg_type ("SPCtrl::shape", GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_SHAPE);
- gtk_object_add_arg_type ("SPCtrl::mode", GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_MODE);
- gtk_object_add_arg_type ("SPCtrl::anchor", GTK_TYPE_ANCHOR_TYPE, GTK_ARG_READWRITE, ARG_ANCHOR);
- gtk_object_add_arg_type ("SPCtrl::size", GTK_TYPE_DOUBLE, GTK_ARG_READWRITE, ARG_SIZE);
- gtk_object_add_arg_type ("SPCtrl::pixbuf", GTK_TYPE_POINTER, GTK_ARG_READWRITE, ARG_PIXBUF);
- gtk_object_add_arg_type ("SPCtrl::filled", GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_FILLED);
- gtk_object_add_arg_type ("SPCtrl::fill_color", GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_FILL_COLOR);
- gtk_object_add_arg_type ("SPCtrl::stroked", GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_STROKED);
- gtk_object_add_arg_type ("SPCtrl::stroke_color", GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_STROKE_COLOR);
-
- object_class->destroy = sp_ctrl_destroy;
- object_class->set_arg = sp_ctrl_set_arg;
-
- item_class->update = sp_ctrl_update;
- item_class->render = sp_ctrl_render;
- item_class->point = sp_ctrl_point;
+ GtkObjectClass *object_class;
+ SPCanvasItemClass *item_class;
+
+ object_class = (GtkObjectClass *) klass;
+ item_class = (SPCanvasItemClass *) klass;
+
+ parent_class = (SPCanvasItemClass *)gtk_type_class (sp_canvas_item_get_type ());
+
+ gtk_object_add_arg_type ("SPCtrl::shape", GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_SHAPE);
+ gtk_object_add_arg_type ("SPCtrl::mode", GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_MODE);
+ gtk_object_add_arg_type ("SPCtrl::anchor", GTK_TYPE_ANCHOR_TYPE, GTK_ARG_READWRITE, ARG_ANCHOR);
+ gtk_object_add_arg_type ("SPCtrl::size", GTK_TYPE_DOUBLE, GTK_ARG_READWRITE, ARG_SIZE);
+ gtk_object_add_arg_type ("SPCtrl::pixbuf", GTK_TYPE_POINTER, GTK_ARG_READWRITE, ARG_PIXBUF);
+ gtk_object_add_arg_type ("SPCtrl::filled", GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_FILLED);
+ gtk_object_add_arg_type ("SPCtrl::fill_color", GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_FILL_COLOR);
+ gtk_object_add_arg_type ("SPCtrl::stroked", GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_STROKED);
+ gtk_object_add_arg_type ("SPCtrl::stroke_color", GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_STROKE_COLOR);
+
+ object_class->destroy = sp_ctrl_destroy;
+ object_class->set_arg = sp_ctrl_set_arg;
+
+ item_class->update = sp_ctrl_update;
+ item_class->render = sp_ctrl_render;
+ item_class->point = sp_ctrl_point;
}
static void
sp_ctrl_init (SPCtrl *ctrl)
{
- ctrl->shape = SP_CTRL_SHAPE_SQUARE;
- ctrl->mode = SP_CTRL_MODE_COLOR;
- ctrl->anchor = GTK_ANCHOR_CENTER;
- ctrl->span = 3;
- ctrl->defined = TRUE;
- ctrl->shown = FALSE;
- ctrl->build = FALSE;
- ctrl->filled = 1;
- ctrl->stroked = 0;
- ctrl->fill_color = 0x000000ff;
- ctrl->stroke_color = 0x000000ff;
-
- ctrl->box.x0 = ctrl->box.y0 = ctrl->box.x1 = ctrl->box.y1 = 0;
- ctrl->cache = NULL;
- ctrl->pixbuf = NULL;
+ ctrl->shape = SP_CTRL_SHAPE_SQUARE;
+ ctrl->mode = SP_CTRL_MODE_COLOR;
+ ctrl->anchor = GTK_ANCHOR_CENTER;
+ ctrl->span = 3;
+ ctrl->defined = TRUE;
+ ctrl->shown = FALSE;
+ ctrl->build = FALSE;
+ ctrl->filled = 1;
+ ctrl->stroked = 0;
+ ctrl->fill_color = 0x000000ff;
+ ctrl->stroke_color = 0x000000ff;
+ ctrl->_moved = false;
+
+ ctrl->box.x0 = ctrl->box.y0 = ctrl->box.x1 = ctrl->box.y1 = 0;
+ ctrl->cache = NULL;
+ ctrl->pixbuf = NULL;
+
+ ctrl->_point = Geom::Point(0,0);
}
static void
sp_ctrl_destroy (GtkObject *object)
{
- SPCtrl *ctrl;
+ SPCtrl *ctrl;
- g_return_if_fail (object != NULL);
- g_return_if_fail (SP_IS_CTRL (object));
+ g_return_if_fail (object != NULL);
+ g_return_if_fail (SP_IS_CTRL (object));
- ctrl = SP_CTRL (object);
+ ctrl = SP_CTRL (object);
- if (GTK_OBJECT_CLASS (parent_class)->destroy)
- (* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+ if (ctrl->cache) {
+ g_free(ctrl->cache);
+ ctrl->cache = NULL;
+ }
+
+ if (GTK_OBJECT_CLASS (parent_class)->destroy)
+ (* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}
static void
sp_ctrl_set_arg (GtkObject *object, GtkArg *arg, guint arg_id)
{
- SPCanvasItem *item;
- SPCtrl *ctrl;
- GdkPixbuf * pixbuf = NULL;
-
- item = SP_CANVAS_ITEM (object);
- ctrl = SP_CTRL (object);
-
- switch (arg_id) {
- case ARG_SHAPE:
- ctrl->shape = (SPCtrlShapeType)(GTK_VALUE_INT (*arg));
- ctrl->build = FALSE;
- sp_canvas_item_request_update (item);
- break;
- case ARG_MODE:
- ctrl->mode = (SPCtrlModeType)(GTK_VALUE_INT (*arg));
- ctrl->build = FALSE;
- sp_canvas_item_request_update (item);
- break;
- case ARG_ANCHOR:
- ctrl->anchor = (GtkAnchorType)(GTK_VALUE_INT (*arg));
- ctrl->build = FALSE;
- sp_canvas_item_request_update (item);
- break;
- case ARG_SIZE:
- ctrl->span = (gint) ((GTK_VALUE_DOUBLE (*arg) - 1.0) / 2.0 + 0.5);
- ctrl->defined = (ctrl->span > 0);
- ctrl->build = FALSE;
- sp_canvas_item_request_update (item);
- break;
- case ARG_FILLED:
- ctrl->filled = GTK_VALUE_BOOL (*arg);
- ctrl->build = FALSE;
- sp_canvas_item_request_update (item);
- break;
- case ARG_FILL_COLOR:
- ctrl->fill_color = GTK_VALUE_INT (*arg);
- ctrl->build = FALSE;
- sp_canvas_item_request_update (item);
- break;
- case ARG_STROKED:
- ctrl->stroked = GTK_VALUE_BOOL (*arg);
- ctrl->build = FALSE;
- sp_canvas_item_request_update (item);
- break;
- case ARG_STROKE_COLOR:
- ctrl->stroke_color = GTK_VALUE_INT (*arg);
- ctrl->build = FALSE;
- sp_canvas_item_request_update (item);
- break;
- case ARG_PIXBUF:
- pixbuf = (GdkPixbuf*)(GTK_VALUE_POINTER (*arg));
- if (gdk_pixbuf_get_has_alpha (pixbuf)) {
- ctrl->pixbuf = pixbuf;
- } else {
- ctrl->pixbuf = gdk_pixbuf_add_alpha (pixbuf, FALSE, 0, 0, 0);
- gdk_pixbuf_unref (pixbuf);
- }
- ctrl->build = FALSE;
- break;
- default:
- break;
- }
+ SPCanvasItem *item;
+ SPCtrl *ctrl;
+ GdkPixbuf * pixbuf = NULL;
+
+ item = SP_CANVAS_ITEM (object);
+ ctrl = SP_CTRL (object);
+
+ switch (arg_id) {
+ case ARG_SHAPE:
+ ctrl->shape = (SPCtrlShapeType)(GTK_VALUE_INT (*arg));
+ ctrl->build = FALSE;
+ sp_canvas_item_request_update (item);
+ break;
+
+ case ARG_MODE:
+ ctrl->mode = (SPCtrlModeType)(GTK_VALUE_INT (*arg));
+ ctrl->build = FALSE;
+ sp_canvas_item_request_update (item);
+ break;
+
+ case ARG_ANCHOR:
+ ctrl->anchor = (GtkAnchorType)(GTK_VALUE_INT (*arg));
+ ctrl->build = FALSE;
+ sp_canvas_item_request_update (item);
+ break;
+
+ case ARG_SIZE:
+ ctrl->span = (gint) ((GTK_VALUE_DOUBLE (*arg) - 1.0) / 2.0 + 0.5);
+ ctrl->defined = (ctrl->span > 0);
+ ctrl->build = FALSE;
+ sp_canvas_item_request_update (item);
+ break;
+
+ case ARG_FILLED:
+ ctrl->filled = GTK_VALUE_BOOL (*arg);
+ ctrl->build = FALSE;
+ sp_canvas_item_request_update (item);
+ break;
+
+ case ARG_FILL_COLOR:
+ ctrl->fill_color = GTK_VALUE_INT (*arg);
+ ctrl->build = FALSE;
+ sp_canvas_item_request_update (item);
+ break;
+
+ case ARG_STROKED:
+ ctrl->stroked = GTK_VALUE_BOOL (*arg);
+ ctrl->build = FALSE;
+ sp_canvas_item_request_update (item);
+ break;
+
+ case ARG_STROKE_COLOR:
+ ctrl->stroke_color = GTK_VALUE_INT (*arg);
+ ctrl->build = FALSE;
+ sp_canvas_item_request_update (item);
+ break;
+
+ case ARG_PIXBUF:
+ pixbuf = (GdkPixbuf*)(GTK_VALUE_POINTER (*arg));
+ if (gdk_pixbuf_get_has_alpha (pixbuf)) {
+ ctrl->pixbuf = pixbuf;
+ } else {
+ ctrl->pixbuf = gdk_pixbuf_add_alpha (pixbuf, FALSE, 0, 0, 0);
+ gdk_pixbuf_unref (pixbuf);
+ }
+ ctrl->build = FALSE;
+ break;
+
+ default:
+ break;
+ }
}
static void
-sp_ctrl_update (SPCanvasItem *item, NR::Matrix const &affine, unsigned int flags)
+sp_ctrl_update (SPCanvasItem *item, Geom::Matrix const &affine, unsigned int flags)
{
- SPCtrl *ctrl;
- gint x, y;
-
- ctrl = SP_CTRL (item);
-
- if (((SPCanvasItemClass *) parent_class)->update)
- (* ((SPCanvasItemClass *) parent_class)->update) (item, affine, flags);
-
- sp_canvas_item_reset_bounds (item);
-
- if (ctrl->shown) {
- sp_canvas_request_redraw (item->canvas, ctrl->box.x0, ctrl->box.y0, ctrl->box.x1 + 1, ctrl->box.y1 + 1);
- }
-
- if (!ctrl->defined) return;
-
- x = (gint) ((affine[4] > 0) ? (affine[4] + 0.5) : (affine[4] - 0.5)) - ctrl->span;
- y = (gint) ((affine[5] > 0) ? (affine[5] + 0.5) : (affine[5] - 0.5)) - ctrl->span;
-
- switch (ctrl->anchor) {
- case GTK_ANCHOR_N:
- case GTK_ANCHOR_CENTER:
- case GTK_ANCHOR_S:
- break;
- case GTK_ANCHOR_NW:
- case GTK_ANCHOR_W:
- case GTK_ANCHOR_SW:
- x += ctrl->span;
- break;
- case GTK_ANCHOR_NE:
- case GTK_ANCHOR_E:
- case GTK_ANCHOR_SE:
- x -= (ctrl->span + 1);
- break;
- }
-
- switch (ctrl->anchor) {
- case GTK_ANCHOR_W:
- case GTK_ANCHOR_CENTER:
- case GTK_ANCHOR_E:
- break;
- case GTK_ANCHOR_NW:
- case GTK_ANCHOR_N:
- case GTK_ANCHOR_NE:
- y += ctrl->span;
- break;
- case GTK_ANCHOR_SW:
- case GTK_ANCHOR_S:
- case GTK_ANCHOR_SE:
- y -= (ctrl->span + 1);
- break;
- }
-
- ctrl->box.x0 = x;
- ctrl->box.y0 = y;
- ctrl->box.x1 = ctrl->box.x0 + 2 * ctrl->span;
- ctrl->box.y1 = ctrl->box.y0 + 2 * ctrl->span;
-
- sp_canvas_update_bbox (item, ctrl->box.x0, ctrl->box.y0, ctrl->box.x1 + 1, ctrl->box.y1 + 1);
-
+ SPCtrl *ctrl;
+ gint x, y;
+
+ ctrl = SP_CTRL (item);
+
+ if (((SPCanvasItemClass *) parent_class)->update)
+ (* ((SPCanvasItemClass *) parent_class)->update) (item, affine, flags);
+
+ sp_canvas_item_reset_bounds (item);
+
+ if (!ctrl->_moved) return;
+
+ if (ctrl->shown) {
+ sp_canvas_request_redraw (item->canvas, ctrl->box.x0, ctrl->box.y0, ctrl->box.x1 + 1, ctrl->box.y1 + 1);
+ }
+
+ if (!ctrl->defined) return;
+
+ x = (gint) ((affine[4] > 0) ? (affine[4] + 0.5) : (affine[4] - 0.5)) - ctrl->span;
+ y = (gint) ((affine[5] > 0) ? (affine[5] + 0.5) : (affine[5] - 0.5)) - ctrl->span;
+
+ switch (ctrl->anchor) {
+ case GTK_ANCHOR_N:
+ case GTK_ANCHOR_CENTER:
+ case GTK_ANCHOR_S:
+ break;
+
+ case GTK_ANCHOR_NW:
+ case GTK_ANCHOR_W:
+ case GTK_ANCHOR_SW:
+ x += ctrl->span;
+ break;
+
+ case GTK_ANCHOR_NE:
+ case GTK_ANCHOR_E:
+ case GTK_ANCHOR_SE:
+ x -= (ctrl->span + 1);
+ break;
+ }
+
+ switch (ctrl->anchor) {
+ case GTK_ANCHOR_W:
+ case GTK_ANCHOR_CENTER:
+ case GTK_ANCHOR_E:
+ break;
+
+ case GTK_ANCHOR_NW:
+ case GTK_ANCHOR_N:
+ case GTK_ANCHOR_NE:
+ y += ctrl->span;
+ break;
+
+ case GTK_ANCHOR_SW:
+ case GTK_ANCHOR_S:
+ case GTK_ANCHOR_SE:
+ y -= (ctrl->span + 1);
+ break;
+ }
+
+ ctrl->box.x0 = x;
+ ctrl->box.y0 = y;
+ ctrl->box.x1 = ctrl->box.x0 + 2 * ctrl->span;
+ ctrl->box.y1 = ctrl->box.y0 + 2 * ctrl->span;
+
+ sp_canvas_update_bbox (item, ctrl->box.x0, ctrl->box.y0, ctrl->box.x1 + 1, ctrl->box.y1 + 1);
}
static double
-sp_ctrl_point (SPCanvasItem *item, NR::Point p, SPCanvasItem **actual_item)
+sp_ctrl_point (SPCanvasItem *item, Geom::Point p, SPCanvasItem **actual_item)
{
- SPCtrl *ctrl = SP_CTRL (item);
+ SPCtrl *ctrl = SP_CTRL (item);
+
+ *actual_item = item;
+
+ double const x = p[Geom::X];
+ double const y = p[Geom::Y];
- *actual_item = item;
-
- const double x = p[NR::X];
- const double y = p[NR::Y];
-
- if ((x >= ctrl->box.x0) && (x <= ctrl->box.x1) && (y >= ctrl->box.y0) && (y <= ctrl->box.y1)) return 0.0;
+ if ((x >= ctrl->box.x0) && (x <= ctrl->box.x1) && (y >= ctrl->box.y0) && (y <= ctrl->box.y1)) return 0.0;
- return 1e18;
+ return 1e18;
}
static void
sp_ctrl_build_cache (SPCtrl *ctrl)
{
- guchar * p, *q;
- gint size, x, y, z, s, a, side, c;
- guint8 fr, fg, fb, fa, sr, sg, sb, sa;
-
- if (ctrl->filled) {
- fr = (ctrl->fill_color >> 24) & 0xff;
- fg = (ctrl->fill_color >> 16) & 0xff;
- fb = (ctrl->fill_color >> 8) & 0xff;
- fa = (ctrl->fill_color) & 0xff;
- } else { fr = 0x00; fg = 0x00; fb = 0x00; fa = 0x00; }
- if (ctrl->stroked) {
- sr = (ctrl->stroke_color >> 24) & 0xff;
- sg = (ctrl->stroke_color >> 16) & 0xff;
- sb = (ctrl->stroke_color >> 8) & 0xff;
- sa = (ctrl->stroke_color) & 0xff;
- } else { sr = fr; sg = fg; sb = fb; sa = fa; }
-
-
- side = (ctrl->span * 2 +1);
- c = ctrl->span ;
- g_free (ctrl->cache);
- size = (side) * (side) * 4;
- ctrl->cache = (guchar*)g_malloc (size);
- if (side < 2) return;
-
- switch (ctrl->shape) {
- case SP_CTRL_SHAPE_SQUARE:
- p = ctrl->cache;
- for (x=0; x < side; x++) { *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa; }
- for (y = 2; y < side; y++) {
- *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa;
- for (x=2; x < side; x++) { *p++ = fr; *p++ = fg; *p++ = fb; *p++ = fa; }
- *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa;
- }
- for (x=0; x < side; x++) { *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa; }
- ctrl->build = TRUE;
- break;
- case SP_CTRL_SHAPE_DIAMOND:
- p = ctrl->cache;
- for (y = 0; y < side; y++) {
- z = abs (c - y);
- for (x = 0; x < z; x++) {*p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;}
- *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa; x++;
- for (; x < side - z -1; x++) { *p++ = fr; *p++ = fg; *p++ = fb; *p++ = fa; }
- if (z != c) {*p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa; x++;}
- for (; x < side; x++) {*p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;}
- }
- break;
- case SP_CTRL_SHAPE_CIRCLE:
- p = ctrl->cache;
- q = p + size -1;
- s = -1;
- for (y = 0; y <= c ; y++) {
- a = abs (c - y);
- z = (gint)(0.0 + sqrt ((c+.4)*(c+.4) - a*a));
- x = 0;
- while (x < c-z) {
- *p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;
- *q-- = 0x00; *q-- = 0x00; *q-- = 0x00; *q-- = 0x00;
- x++;
- }
- do {
- *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa;
- *q-- = sa; *q-- = sb; *q-- = sg; *q-- = sr;
- x++;
- } while (x < c-s);
- while (x < MIN(c+s+1, c+z)) {
- *p++ = fr; *p++ = fg; *p++ = fb; *p++ = fa;
- *q-- = fa; *q-- = fb; *q-- = fg; *q-- = fr;
- x++;
- }
- do {
- *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa;
- *q-- = sa; *q-- = sb; *q-- = sg; *q-- = sr;
- x++;
- } while (x <= c+z);
- while (x < side) {
- *p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;
- *q-- = 0x00; *q-- = 0x00; *q-- = 0x00; *q-- = 0x00;
- x++;
- }
- s = z;
- }
- ctrl->build = TRUE;
- break;
- case SP_CTRL_SHAPE_CROSS:
- p = ctrl->cache;
- for (y = 0; y < side; y++) {
- z = abs (c - y);
- for (x = 0; x < c-z; x++) {*p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;}
- *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa; x++;
- for (; x < c + z; x++) {*p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;}
- if (z != 0) {*p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa; x++;}
- for (; x < side; x++) {*p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;}
- }
- ctrl->build = TRUE;
- break;
- case SP_CTRL_SHAPE_BITMAP:
- if (ctrl->pixbuf) {
- unsigned char *px;
- unsigned int rs;
- px = gdk_pixbuf_get_pixels (ctrl->pixbuf);
- rs = gdk_pixbuf_get_rowstride (ctrl->pixbuf);
- for (y = 0; y < side; y++){
- unsigned char *s, *d;
- s = px + y * rs;
- d = ctrl->cache + 4 * side * y;
- for (x = 0; x < side; x++) {
- if (s[3] < 0x80) {
- d[0] = 0x00;
- d[1] = 0x00;
- d[2] = 0x00;
- d[3] = 0x00;
- } else if (s[0] < 0x80) {
- d[0] = sr;
- d[1] = sg;
- d[2] = sb;
- d[3] = sa;
- } else {
- d[0] = fr;
- d[1] = fg;
- d[2] = fb;
- d[3] = fa;
- }
- s += 4;
- d += 4;
- }
- }
- } else {
- g_print ("control has no pixmap\n");
- }
- ctrl->build = TRUE;
- break;
- case SP_CTRL_SHAPE_IMAGE:
- if (ctrl->pixbuf) {
- guint r = gdk_pixbuf_get_rowstride (ctrl->pixbuf);
- guchar * pix;
- q = gdk_pixbuf_get_pixels (ctrl->pixbuf);
- p = ctrl->cache;
- for (y = 0; y < side; y++){
- pix = q + (y * r);
- for (x = 0; x < side; x++) {
- *p++ = *pix++;
- *p++ = *pix++;
- *p++ = *pix++;
- *p++ = *pix++;
- }
- }
- } else { g_print ("control has no pixmap\n"); }
- ctrl->build = TRUE;
- break;
- default:
- break;
- }
-
+ guchar * p, *q;
+ gint size, x, y, z, s, a, side, c;
+ guint8 fr, fg, fb, fa, sr, sg, sb, sa;
+
+ if (ctrl->filled) {
+ fr = (ctrl->fill_color >> 24) & 0xff;
+ fg = (ctrl->fill_color >> 16) & 0xff;
+ fb = (ctrl->fill_color >> 8) & 0xff;
+ fa = (ctrl->fill_color) & 0xff;
+ } else {
+ fr = 0x00; fg = 0x00; fb = 0x00; fa = 0x00;
+ }
+ if (ctrl->stroked) {
+ sr = (ctrl->stroke_color >> 24) & 0xff;
+ sg = (ctrl->stroke_color >> 16) & 0xff;
+ sb = (ctrl->stroke_color >> 8) & 0xff;
+ sa = (ctrl->stroke_color) & 0xff;
+ } else {
+ sr = fr; sg = fg; sb = fb; sa = fa;
+ }
+
+
+ side = (ctrl->span * 2 +1);
+ c = ctrl->span ;
+ size = (side) * (side) * 4;
+ if (side < 2) return;
+
+ if (ctrl->cache)
+ g_free (ctrl->cache);
+ ctrl->cache = (guchar*)g_malloc (size);
+
+ switch (ctrl->shape) {
+ case SP_CTRL_SHAPE_SQUARE:
+ p = ctrl->cache;
+ for (x=0; x < side; x++) {
+ *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa;
+ }
+ for (y = 2; y < side; y++) {
+ *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa;
+ for (x=2; x < side; x++) {
+ *p++ = fr; *p++ = fg; *p++ = fb; *p++ = fa;
+ }
+ *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa;
+ }
+ for (x=0; x < side; x++) {
+ *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa;
+ }
+ ctrl->build = TRUE;
+ break;
+
+ case SP_CTRL_SHAPE_DIAMOND:
+ p = ctrl->cache;
+ for (y = 0; y < side; y++) {
+ z = abs (c - y);
+ for (x = 0; x < z; x++) {
+ *p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;
+ }
+ *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa; x++;
+ for (; x < side - z -1; x++) {
+ *p++ = fr; *p++ = fg; *p++ = fb; *p++ = fa;
+ }
+ if (z != c) {
+ *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa; x++;
+ }
+ for (; x < side; x++) {
+ *p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;
+ }
+ }
+ break;
+
+ case SP_CTRL_SHAPE_CIRCLE:
+ p = ctrl->cache;
+ q = p + size -1;
+ s = -1;
+ for (y = 0; y <= c ; y++) {
+ a = abs (c - y);
+ z = (gint)(0.0 + sqrt ((c+.4)*(c+.4) - a*a));
+ x = 0;
+ while (x < c-z) {
+ *p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;
+ *q-- = 0x00; *q-- = 0x00; *q-- = 0x00; *q-- = 0x00;
+ x++;
+ }
+ do {
+ *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa;
+ *q-- = sa; *q-- = sb; *q-- = sg; *q-- = sr;
+ x++;
+ } while (x < c-s);
+ while (x < MIN(c+s+1, c+z)) {
+ *p++ = fr; *p++ = fg; *p++ = fb; *p++ = fa;
+ *q-- = fa; *q-- = fb; *q-- = fg; *q-- = fr;
+ x++;
+ }
+ do {
+ *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa;
+ *q-- = sa; *q-- = sb; *q-- = sg; *q-- = sr;
+ x++;
+ } while (x <= c+z);
+ while (x < side) {
+ *p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;
+ *q-- = 0x00; *q-- = 0x00; *q-- = 0x00; *q-- = 0x00;
+ x++;
+ }
+ s = z;
+ }
+ ctrl->build = TRUE;
+ break;
+
+ case SP_CTRL_SHAPE_CROSS:
+ p = ctrl->cache;
+ for (y = 0; y < side; y++) {
+ z = abs (c - y);
+ for (x = 0; x < c-z; x++) {
+ *p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;
+ }
+ *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa; x++;
+ for (; x < c + z; x++) {
+ *p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;
+ }
+ if (z != 0) {
+ *p++ = sr; *p++ = sg; *p++ = sb; *p++ = sa; x++;
+ }
+ for (; x < side; x++) {
+ *p++ = 0x00; *p++ = 0x00; *p++ = 0x00; *p++ = 0x00;
+ }
+ }
+ ctrl->build = TRUE;
+ break;
+
+ case SP_CTRL_SHAPE_BITMAP:
+ if (ctrl->pixbuf) {
+ unsigned char *px;
+ unsigned int rs;
+ px = gdk_pixbuf_get_pixels (ctrl->pixbuf);
+ rs = gdk_pixbuf_get_rowstride (ctrl->pixbuf);
+ for (y = 0; y < side; y++){
+ unsigned char *s, *d;
+ s = px + y * rs;
+ d = ctrl->cache + 4 * side * y;
+ for (x = 0; x < side; x++) {
+ if (s[3] < 0x80) {
+ d[0] = 0x00;
+ d[1] = 0x00;
+ d[2] = 0x00;
+ d[3] = 0x00;
+ } else if (s[0] < 0x80) {
+ d[0] = sr;
+ d[1] = sg;
+ d[2] = sb;
+ d[3] = sa;
+ } else {
+ d[0] = fr;
+ d[1] = fg;
+ d[2] = fb;
+ d[3] = fa;
+ }
+ s += 4;
+ d += 4;
+ }
+ }
+ } else {
+ g_print ("control has no pixmap\n");
+ }
+ ctrl->build = TRUE;
+ break;
+
+ case SP_CTRL_SHAPE_IMAGE:
+ if (ctrl->pixbuf) {
+ guint r = gdk_pixbuf_get_rowstride (ctrl->pixbuf);
+ guchar * pix;
+ q = gdk_pixbuf_get_pixels (ctrl->pixbuf);
+ p = ctrl->cache;
+ for (y = 0; y < side; y++){
+ pix = q + (y * r);
+ for (x = 0; x < side; x++) {
+ *p++ = *pix++;
+ *p++ = *pix++;
+ *p++ = *pix++;
+ *p++ = *pix++;
+ }
+ }
+ } else {
+ g_print ("control has no pixmap\n");
+ }
+ ctrl->build = TRUE;
+ break;
+
+ default:
+ break;
+ }
+
}
// composite background, foreground, alpha for xor mode
-#define COMPOSE_X(b,f,a) ( ( ((guchar) b) * ((guchar) (0xff - a)) + ((guchar) ((b ^ ~f) + b/4 - (b>127? 63 : 0))) * ((guchar) a) ) / 0xff )
+#define COMPOSE_X(b,f,a) ( FAST_DIVIDE<255>( ((guchar) b) * ((guchar) (0xff - a)) + ((guchar) ((b ^ ~f) + b/4 - (b>127? 63 : 0))) * ((guchar) a) ) )
// composite background, foreground, alpha for color mode
-#define COMPOSE_N(b,f,a) ( ( ((guchar) b) * ((guchar) (0xff - a)) + ((guchar) f) * ((guchar) a) ) / 0xff )
+#define COMPOSE_N(b,f,a) ( FAST_DIVIDE<255>( ((guchar) b) * ((guchar) (0xff - a)) + ((guchar) f) * ((guchar) a) ) )
static void
sp_ctrl_render (SPCanvasItem *item, SPCanvasBuf *buf)
{
- gint y0, y1, y, x0,x1,x;
- guchar * p, * q, a;
-
- SPCtrl *ctrl = SP_CTRL (item);
-
- if (!ctrl->defined) return;
- if ((!ctrl->filled) && (!ctrl->stroked)) return;
-
- sp_canvas_prepare_buffer (buf);
-
- // the control-image is rendered into ctrl->cache
- if (!ctrl->build) sp_ctrl_build_cache (ctrl);
-
- // then we render from ctrl->cache
- y0 = MAX (ctrl->box.y0, buf->rect.y0);
- y1 = MIN (ctrl->box.y1, buf->rect.y1 - 1);
- x0 = MAX (ctrl->box.x0, buf->rect.x0);
- x1 = MIN (ctrl->box.x1, buf->rect.x1 - 1);
-
- bool colormode;
-
- for (y = y0; y <= y1; y++) {
- p = buf->buf + (y - buf->rect.y0) * buf->buf_rowstride + (x0 - buf->rect.x0) * 3;
- q = ctrl->cache + ((y - ctrl->box.y0) * (ctrl->span*2+1) + (x0 - ctrl->box.x0)) * 4;
- for (x = x0; x <= x1; x++) {
- a = *(q + 3);
- // 00000000 is the only way to get invisible; all other colors with alpha 00 are treated as mode_color with alpha ff
- colormode = false;
- if (a == 0x00 && !(q[0] == 0x00 && q[1] == 0x00 && q[2] == 0x00)) {
- a = 0xff;
- colormode = true;
- }
- if (ctrl->mode == SP_CTRL_MODE_COLOR || colormode) {
- p[0] = COMPOSE_N (p[0], q[0], a);
- p[1] = COMPOSE_N (p[1], q[1], a);
- p[2] = COMPOSE_N (p[2], q[2], a);
- q += 4;
- p += 3;
- } else if (ctrl->mode == SP_CTRL_MODE_XOR) {
- p[0] = COMPOSE_X (p[0], q[0], a);
- p[1] = COMPOSE_X (p[1], q[1], a);
- p[2] = COMPOSE_X (p[2], q[2], a);
- q += 4;
- p += 3;
- }
- }
- }
- ctrl->shown = TRUE;
+ gint y0, y1, y, x0,x1,x;
+ guchar *p, *q, a;
+
+ SPCtrl *ctrl = SP_CTRL (item);
+
+ if (!ctrl->defined) return;
+ if ((!ctrl->filled) && (!ctrl->stroked)) return;
+
+ sp_canvas_prepare_buffer (buf);
+
+ // the control-image is rendered into ctrl->cache
+ if (!ctrl->build) {
+ sp_ctrl_build_cache (ctrl);
+ }
+
+ // then we render from ctrl->cache
+ y0 = MAX (ctrl->box.y0, buf->rect.y0);
+ y1 = MIN (ctrl->box.y1, buf->rect.y1 - 1);
+ x0 = MAX (ctrl->box.x0, buf->rect.x0);
+ x1 = MIN (ctrl->box.x1, buf->rect.x1 - 1);
+
+ bool colormode;
+
+ for (y = y0; y <= y1; y++) {
+ p = buf->buf + (y - buf->rect.y0) * buf->buf_rowstride + (x0 - buf->rect.x0) * 4;
+ q = ctrl->cache + ((y - ctrl->box.y0) * (ctrl->span*2+1) + (x0 - ctrl->box.x0)) * 4;
+ for (x = x0; x <= x1; x++) {
+ a = *(q + 3);
+ // 00000000 is the only way to get invisible; all other colors with alpha 00 are treated as mode_color with alpha ff
+ colormode = false;
+ if (a == 0x00 && !(q[0] == 0x00 && q[1] == 0x00 && q[2] == 0x00)) {
+ a = 0xff;
+ colormode = true;
+ }
+ if (ctrl->mode == SP_CTRL_MODE_COLOR || colormode) {
+ p[0] = COMPOSE_N (p[0], q[0], a);
+ p[1] = COMPOSE_N (p[1], q[1], a);
+ p[2] = COMPOSE_N (p[2], q[2], a);
+ q += 4;
+ p += 4;
+ } else if (ctrl->mode == SP_CTRL_MODE_XOR) {
+ p[0] = COMPOSE_X (p[0], q[0], a);
+ p[1] = COMPOSE_X (p[1], q[1], a);
+ p[2] = COMPOSE_X (p[2], q[2], a);
+ q += 4;
+ p += 4;
+ }
+ }
+ }
+ ctrl->shown = TRUE;
}
-void SPCtrl::moveto (NR::Point const p) {
- sp_canvas_item_affine_absolute (SP_CANVAS_ITEM (this), NR::Matrix(NR::translate (p)));
+void SPCtrl::moveto (Geom::Point const p) {
+ if (p != _point) {
+ sp_canvas_item_affine_absolute (SP_CANVAS_ITEM (this), Geom::Matrix(Geom::Translate (p)));
+ _moved = true;
+ }
+ _point = p;
}
+
+
+/*
+ Local Variables:
+ mode:c++
+ c-file-style:"stroustrup"
+ c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+ indent-tabs-mode:nil
+ fill-column:99
+ End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :