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-rw-r--r--src/rect-context.cpp315
1 files changed, 134 insertions, 181 deletions
diff --git a/src/rect-context.cpp b/src/rect-context.cpp
index b61446b34..3b1169017 100644
--- a/src/rect-context.cpp
+++ b/src/rect-context.cpp
@@ -61,157 +61,116 @@ const std::string& SPRectContext::getPrefsPath() {
return SPRectContext::prefsPath;
}
-//static const double goldenratio = 1.61803398874989484820; // golden ratio
-
-static void sp_rect_drag(SPRectContext &rc, Geom::Point const pt, guint state);
-static void sp_rect_finish(SPRectContext *rc);
-static void sp_rect_cancel(SPRectContext *rc);
-
-
const std::string SPRectContext::prefsPath = "/tools/shapes/rect";
SPRectContext::SPRectContext() : SPEventContext() {
- SPRectContext* rect_context = this;
-
- SPEventContext *event_context = SP_EVENT_CONTEXT(rect_context);
-
- rect_context->_message_context = 0;
-
- event_context->cursor_shape = cursor_rect_xpm;
- event_context->hot_x = 4;
- event_context->hot_y = 4;
- event_context->xp = 0;
- event_context->yp = 0;
- event_context->tolerance = 0;
- event_context->within_tolerance = false;
- event_context->item_to_select = NULL;
- event_context->tool_url = "/tools/shapes/rect";
-
- rect_context->item = NULL;
-
- rect_context->rx = 0.0;
- rect_context->ry = 0.0;
-
- //new (&rect_context->sel_changed_connection) sigc::connection();
+ this->_message_context = 0;
+
+ this->cursor_shape = cursor_rect_xpm;
+ this->hot_x = 4;
+ this->hot_y = 4;
+ this->xp = 0;
+ this->yp = 0;
+ this->tolerance = 0;
+ this->within_tolerance = false;
+ this->item_to_select = NULL;
+ this->tool_url = "/tools/shapes/rect";
+
+ this->rect = NULL;
+
+ this->rx = 0.0;
+ this->ry = 0.0;
}
void SPRectContext::finish() {
- SPEventContext* ec = this;
-
- SPRectContext *rc = SP_RECT_CONTEXT(ec);
- SPDesktop *desktop = ec->desktop;
+ SPDesktop *desktop = this->desktop;
sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate), GDK_CURRENT_TIME);
- sp_rect_finish(rc);
- rc->sel_changed_connection.disconnect();
+
+ this->finishItem();
+ this->sel_changed_connection.disconnect();
-// if (((SPEventContextClass *) sp_rect_context_parent_class)->finish) {
-// ((SPEventContextClass *) sp_rect_context_parent_class)->finish(ec);
-// }
SPEventContext::finish();
}
SPRectContext::~SPRectContext() {
- SPRectContext *rc = SP_RECT_CONTEXT(this);
- SPEventContext *ec = SP_EVENT_CONTEXT(this);
-
- ec->enableGrDrag(false);
+ this->enableGrDrag(false);
- rc->sel_changed_connection.disconnect();
- //rc->sel_changed_connection.~connection();
+ this->sel_changed_connection.disconnect();
- delete ec->shape_editor;
- ec->shape_editor = NULL;
+ delete this->shape_editor;
+ this->shape_editor = NULL;
/* fixme: This is necessary because we do not grab */
- if (rc->item) {
- sp_rect_finish(rc);
+ if (this->rect) {
+ this->finishItem();
}
- if (rc->_message_context) {
- delete rc->_message_context;
+ if (this->_message_context) {
+ delete this->_message_context;
}
-
- //G_OBJECT_CLASS(sp_rect_context_parent_class)->dispose(object);
}
/**
* Callback that processes the "changed" signal on the selection;
* destroys old and creates new knotholder.
*/
-static void sp_rect_context_selection_changed(Inkscape::Selection *selection, gpointer data)
-{
- SPRectContext *rc = SP_RECT_CONTEXT(data);
- SPEventContext *ec = SP_EVENT_CONTEXT(rc);
-
- ec->shape_editor->unset_item(SH_KNOTHOLDER);
- SPItem *item = selection->singleItem();
- ec->shape_editor->set_item(item, SH_KNOTHOLDER);
+void SPRectContext::selection_changed(Inkscape::Selection* selection) {
+ this->shape_editor->unset_item(SH_KNOTHOLDER);
+ this->shape_editor->set_item(selection->singleItem(), SH_KNOTHOLDER);
}
void SPRectContext::setup() {
- SPRectContext* ec = this;
-
- SPRectContext *rc = SP_RECT_CONTEXT(ec);
-
-// if (((SPEventContextClass *) sp_rect_context_parent_class)->setup) {
-// ((SPEventContextClass *) sp_rect_context_parent_class)->setup(ec);
-// }
SPEventContext::setup();
- ec->shape_editor = new ShapeEditor(ec->desktop);
+ this->shape_editor = new ShapeEditor(this->desktop);
- SPItem *item = sp_desktop_selection(ec->desktop)->singleItem();
+ SPItem *item = sp_desktop_selection(this->desktop)->singleItem();
if (item) {
- ec->shape_editor->set_item(item, SH_KNOTHOLDER);
+ this->shape_editor->set_item(item, SH_KNOTHOLDER);
}
- rc->sel_changed_connection.disconnect();
- rc->sel_changed_connection = sp_desktop_selection(ec->desktop)->connectChanged(
- sigc::bind(sigc::ptr_fun(&sp_rect_context_selection_changed), (gpointer)rc)
+ this->sel_changed_connection.disconnect();
+ this->sel_changed_connection = sp_desktop_selection(this->desktop)->connectChanged(
+ sigc::mem_fun(this, &SPRectContext::selection_changed)
);
- sp_event_context_read(ec, "rx");
- sp_event_context_read(ec, "ry");
+ sp_event_context_read(this, "rx");
+ sp_event_context_read(this, "ry");
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
if (prefs->getBool("/tools/shapes/selcue")) {
- ec->enableSelectionCue();
+ this->enableSelectionCue();
}
if (prefs->getBool("/tools/shapes/gradientdrag")) {
- ec->enableGrDrag();
+ this->enableGrDrag();
}
- rc->_message_context = new Inkscape::MessageContext((ec->desktop)->messageStack());
+ this->_message_context = new Inkscape::MessageContext(this->desktop->messageStack());
}
void SPRectContext::set(Inkscape::Preferences::Entry* val) {
- SPEventContext* ec = this;
-
- SPRectContext *rc = SP_RECT_CONTEXT(ec);
-
/* fixme: Proper error handling for non-numeric data. Use a locale-independent function like
* g_ascii_strtod (or a thin wrapper that does the right thing for invalid values inf/nan). */
Glib::ustring name = val->getEntryName();
+
if ( name == "rx" ) {
- rc->rx = val->getDoubleLimited(); // prevents NaN and +/-Inf from messing up
+ this->rx = val->getDoubleLimited(); // prevents NaN and +/-Inf from messing up
} else if ( name == "ry" ) {
- rc->ry = val->getDoubleLimited();
+ this->ry = val->getDoubleLimited();
}
}
gint SPRectContext::item_handler(SPItem* item, GdkEvent* event) {
- SPEventContext* event_context = this;
-
- SPDesktop *desktop = event_context->desktop;
+ SPDesktop *desktop = this->desktop;
gint ret = FALSE;
switch (event->type) {
case GDK_BUTTON_PRESS:
- if ( event->button.button == 1 && !event_context->space_panning) {
- Inkscape::setup_for_drag_start(desktop, event_context, event);
+ if ( event->button.button == 1 && !this->space_panning) {
+ Inkscape::setup_for_drag_start(desktop, this, event);
ret = TRUE;
}
break;
@@ -230,45 +189,42 @@ gint SPRectContext::item_handler(SPItem* item, GdkEvent* event) {
}
gint SPRectContext::root_handler(GdkEvent* event) {
- SPEventContext* event_context = this;
-
static bool dragging;
- SPDesktop *desktop = event_context->desktop;
+ SPDesktop *desktop = this->desktop;
Inkscape::Selection *selection = sp_desktop_selection (desktop);
- SPRectContext *rc = SP_RECT_CONTEXT(event_context);
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
- event_context->tolerance = prefs->getIntLimited("/options/dragtolerance/value", 0, 0, 100);
+ this->tolerance = prefs->getIntLimited("/options/dragtolerance/value", 0, 0, 100);
gint ret = FALSE;
+
switch (event->type) {
case GDK_BUTTON_PRESS:
- if (event->button.button == 1 && !event_context->space_panning) {
- Geom::Point const button_w(event->button.x,
- event->button.y);
+ if (event->button.button == 1 && !this->space_panning) {
+ Geom::Point const button_w(event->button.x, event->button.y);
// save drag origin
- event_context->xp = (gint) button_w[Geom::X];
- event_context->yp = (gint) button_w[Geom::Y];
- event_context->within_tolerance = true;
+ this->xp = (gint) button_w[Geom::X];
+ this->yp = (gint) button_w[Geom::Y];
+ this->within_tolerance = true;
// remember clicked item, disregarding groups, honoring Alt
- event_context->item_to_select = sp_event_context_find_item (desktop, button_w, event->button.state & GDK_MOD1_MASK, TRUE);
+ this->item_to_select = sp_event_context_find_item (desktop, button_w, event->button.state & GDK_MOD1_MASK, TRUE);
dragging = true;
/* Position center */
Geom::Point button_dt(desktop->w2d(button_w));
- rc->center = button_dt;
+ this->center = button_dt;
/* Snap center */
SnapManager &m = desktop->namedview->snap_manager;
m.setup(desktop);
m.freeSnapReturnByRef(button_dt, Inkscape::SNAPSOURCE_NODE_HANDLE);
m.unSetup();
- rc->center = button_dt;
+ this->center = button_dt;
sp_canvas_item_grab(SP_CANVAS_ITEM(desktop->acetate),
( GDK_KEY_PRESS_MASK |
@@ -283,25 +239,25 @@ gint SPRectContext::root_handler(GdkEvent* event) {
break;
case GDK_MOTION_NOTIFY:
if ( dragging
- && (event->motion.state & GDK_BUTTON1_MASK) && !event_context->space_panning)
+ && (event->motion.state & GDK_BUTTON1_MASK) && !this->space_panning)
{
- if ( event_context->within_tolerance
- && ( abs( (gint) event->motion.x - event_context->xp ) < event_context->tolerance )
- && ( abs( (gint) event->motion.y - event_context->yp ) < event_context->tolerance ) ) {
+ if ( this->within_tolerance
+ && ( abs( (gint) event->motion.x - this->xp ) < this->tolerance )
+ && ( abs( (gint) event->motion.y - this->yp ) < this->tolerance ) ) {
break; // do not drag if we're within tolerance from origin
}
// Once the user has moved farther than tolerance from the original location
// (indicating they intend to draw, not click), then always process the
// motion notify coordinates as given (no snapping back to origin)
- event_context->within_tolerance = false;
+ this->within_tolerance = false;
Geom::Point const motion_w(event->motion.x, event->motion.y);
Geom::Point motion_dt(desktop->w2d(motion_w));
- sp_rect_drag(*rc, motion_dt, event->motion.state); // this will also handle the snapping
+ this->drag(motion_dt, event->motion.state); // this will also handle the snapping
gobble_motion_events(GDK_BUTTON1_MASK);
ret = TRUE;
- } else if (!sp_event_context_knot_mouseover(rc)) {
+ } else if (!sp_event_context_knot_mouseover(this)) {
SnapManager &m = desktop->namedview->snap_manager;
m.setup(desktop);
@@ -313,27 +269,27 @@ gint SPRectContext::root_handler(GdkEvent* event) {
}
break;
case GDK_BUTTON_RELEASE:
- event_context->xp = event_context->yp = 0;
- if (event->button.button == 1 && !event_context->space_panning) {
+ this->xp = this->yp = 0;
+ if (event->button.button == 1 && !this->space_panning) {
dragging = false;
- sp_event_context_discard_delayed_snap_event(event_context);
+ sp_event_context_discard_delayed_snap_event(this);
- if (!event_context->within_tolerance) {
+ if (!this->within_tolerance) {
// we've been dragging, finish the rect
- sp_rect_finish(rc);
- } else if (event_context->item_to_select) {
+ this->finishItem();
+ } else if (this->item_to_select) {
// no dragging, select clicked item if any
if (event->button.state & GDK_SHIFT_MASK) {
- selection->toggle(event_context->item_to_select);
+ selection->toggle(this->item_to_select);
} else {
- selection->set(event_context->item_to_select);
+ selection->set(this->item_to_select);
}
} else {
// click in an empty space
selection->clear();
}
- event_context->item_to_select = NULL;
+ this->item_to_select = NULL;
ret = TRUE;
sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate),
event->button.time);
@@ -350,7 +306,7 @@ gint SPRectContext::root_handler(GdkEvent* event) {
case GDK_KEY_Meta_L: // Meta is when you press Shift+Alt (at least on my machine)
case GDK_KEY_Meta_R:
if (!dragging){
- sp_event_show_modifier_tip (event_context->defaultMessageContext(), event,
+ sp_event_show_modifier_tip (this->defaultMessageContext(), event,
_("<b>Ctrl</b>: make square or integer-ratio rect, lock a rounded corner circular"),
_("<b>Shift</b>: draw around the starting point"),
NULL);
@@ -384,9 +340,9 @@ gint SPRectContext::root_handler(GdkEvent* event) {
case GDK_KEY_Escape:
if (dragging) {
dragging = false;
- sp_event_context_discard_delayed_snap_event(event_context);
+ sp_event_context_discard_delayed_snap_event(this);
// if drawing, cancel, otherwise pass it up for deselecting
- sp_rect_cancel(rc);
+ this->cancel();
ret = TRUE;
}
break;
@@ -396,10 +352,11 @@ gint SPRectContext::root_handler(GdkEvent* event) {
sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate),
event->button.time);
dragging = false;
- sp_event_context_discard_delayed_snap_event(event_context);
- if (!event_context->within_tolerance) {
+ sp_event_context_discard_delayed_snap_event(this);
+
+ if (!this->within_tolerance) {
// we've been dragging, finish the rect
- sp_rect_finish(rc);
+ this->finishItem();
}
// do not return true, so that space would work switching to selector
}
@@ -408,7 +365,7 @@ gint SPRectContext::root_handler(GdkEvent* event) {
case GDK_KEY_Delete:
case GDK_KEY_KP_Delete:
case GDK_KEY_BackSpace:
- ret = event_context->deleteSelectedDrag(MOD__CTRL_ONLY);
+ ret = this->deleteSelectedDrag(MOD__CTRL_ONLY);
break;
default:
@@ -425,7 +382,7 @@ gint SPRectContext::root_handler(GdkEvent* event) {
case GDK_KEY_Shift_R:
case GDK_KEY_Meta_L: // Meta is when you press Shift+Alt
case GDK_KEY_Meta_R:
- event_context->defaultMessageContext()->clear();
+ this->defaultMessageContext()->clear();
break;
default:
break;
@@ -436,137 +393,133 @@ gint SPRectContext::root_handler(GdkEvent* event) {
}
if (!ret) {
-// if (((SPEventContextClass *) sp_rect_context_parent_class)->root_handler) {
-// ret = ((SPEventContextClass *) sp_rect_context_parent_class)->root_handler(event_context, event);
-// }
ret = SPEventContext::root_handler(event);
}
return ret;
}
-static void sp_rect_drag(SPRectContext &rc, Geom::Point const pt, guint state)
-{
- SPDesktop *desktop = SP_EVENT_CONTEXT(&rc)->desktop;
-
- if (!rc.item) {
+void SPRectContext::drag(Geom::Point const pt, guint state) {
+ SPDesktop *desktop = this->desktop;
- if (Inkscape::have_viable_layer(desktop, rc._message_context) == false) {
+ if (!this->rect) {
+ if (Inkscape::have_viable_layer(desktop, this->_message_context) == false) {
return;
}
// Create object
- Inkscape::XML::Document *xml_doc = SP_EVENT_CONTEXT_DOCUMENT(&rc)->getReprDoc();
+ Inkscape::XML::Document *xml_doc = this->desktop->doc()->getReprDoc();
Inkscape::XML::Node *repr = xml_doc->createElement("svg:rect");
// Set style
sp_desktop_apply_style_tool (desktop, repr, "/tools/shapes/rect", false);
- rc.item = (SPItem *) desktop->currentLayer()->appendChildRepr(repr);
+ this->rect = SP_RECT(desktop->currentLayer()->appendChildRepr(repr));
Inkscape::GC::release(repr);
- rc.item->transform = SP_ITEM(desktop->currentLayer())->i2doc_affine().inverse();
- rc.item->updateRepr();
+
+ this->rect->transform = SP_ITEM(desktop->currentLayer())->i2doc_affine().inverse();
+ this->rect->updateRepr();
desktop->canvas->forceFullRedrawAfterInterruptions(5);
}
- Geom::Rect const r = Inkscape::snap_rectangular_box(desktop, rc.item, pt, rc.center, state);
+ Geom::Rect const r = Inkscape::snap_rectangular_box(desktop, this->rect, pt, this->center, state);
- SP_RECT(rc.item)->setPosition(r.min()[Geom::X], r.min()[Geom::Y], r.dimensions()[Geom::X], r.dimensions()[Geom::Y]);
+ this->rect->setPosition(r.min()[Geom::X], r.min()[Geom::Y], r.dimensions()[Geom::X], r.dimensions()[Geom::Y]);
- if ( rc.rx != 0.0 ) {
- SP_RECT(rc.item)->setRx(true, rc.rx);
+ if (this->rx != 0.0) {
+ this->rect->setRx(true, this->rx);
}
- if ( rc.ry != 0.0 ) {
- if (rc.rx == 0.0)
- SP_RECT(rc.item)->setRy(true, CLAMP(rc.ry, 0, MIN(r.dimensions()[Geom::X], r.dimensions()[Geom::Y])/2));
+ if (this->ry != 0.0) {
+ if (this->rx == 0.0)
+ this->rect->setRy(true, CLAMP(this->ry, 0, MIN(r.dimensions()[Geom::X], r.dimensions()[Geom::Y])/2));
else
- SP_RECT(rc.item)->setRy(true, CLAMP(rc.ry, 0, r.dimensions()[Geom::Y]));
+ this->rect->setRy(true, CLAMP(this->ry, 0, r.dimensions()[Geom::Y]));
}
// status text
double rdimx = r.dimensions()[Geom::X];
double rdimy = r.dimensions()[Geom::Y];
+
GString *xs = SP_PX_TO_METRIC_STRING(rdimx, desktop->namedview->getDefaultMetric());
GString *ys = SP_PX_TO_METRIC_STRING(rdimy, desktop->namedview->getDefaultMetric());
+
if (state & GDK_CONTROL_MASK) {
int ratio_x, ratio_y;
bool is_golden_ratio = false;
+
if (fabs (rdimx) > fabs (rdimy)) {
if (fabs(rdimx / rdimy - goldenratio) < 1e-6) {
is_golden_ratio = true;
}
+
ratio_x = (int) rint (rdimx / rdimy);
ratio_y = 1;
} else {
if (fabs(rdimy / rdimx - goldenratio) < 1e-6) {
is_golden_ratio = true;
}
+
ratio_x = 1;
ratio_y = (int) rint (rdimy / rdimx);
}
+
if (!is_golden_ratio) {
- rc._message_context->setF(Inkscape::IMMEDIATE_MESSAGE, _("<b>Rectangle</b>: %s &#215; %s (constrained to ratio %d:%d); with <b>Shift</b> to draw around the starting point"), xs->str, ys->str, ratio_x, ratio_y);
+ this->_message_context->setF(Inkscape::IMMEDIATE_MESSAGE, _("<b>Rectangle</b>: %s &#215; %s (constrained to ratio %d:%d); with <b>Shift</b> to draw around the starting point"), xs->str, ys->str, ratio_x, ratio_y);
} else {
if (ratio_y == 1) {
- rc._message_context->setF(Inkscape::IMMEDIATE_MESSAGE, _("<b>Rectangle</b>: %s &#215; %s (constrained to golden ratio 1.618 : 1); with <b>Shift</b> to draw around the starting point"), xs->str, ys->str);
+ this->_message_context->setF(Inkscape::IMMEDIATE_MESSAGE, _("<b>Rectangle</b>: %s &#215; %s (constrained to golden ratio 1.618 : 1); with <b>Shift</b> to draw around the starting point"), xs->str, ys->str);
} else {
- rc._message_context->setF(Inkscape::IMMEDIATE_MESSAGE, _("<b>Rectangle</b>: %s &#215; %s (constrained to golden ratio 1 : 1.618); with <b>Shift</b> to draw around the starting point"), xs->str, ys->str);
+ this->_message_context->setF(Inkscape::IMMEDIATE_MESSAGE, _("<b>Rectangle</b>: %s &#215; %s (constrained to golden ratio 1 : 1.618); with <b>Shift</b> to draw around the starting point"), xs->str, ys->str);
}
}
} else {
- rc._message_context->setF(Inkscape::IMMEDIATE_MESSAGE, _("<b>Rectangle</b>: %s &#215; %s; with <b>Ctrl</b> to make square or integer-ratio rectangle; with <b>Shift</b> to draw around the starting point"), xs->str, ys->str);
+ this->_message_context->setF(Inkscape::IMMEDIATE_MESSAGE, _("<b>Rectangle</b>: %s &#215; %s; with <b>Ctrl</b> to make square or integer-ratio rectangle; with <b>Shift</b> to draw around the starting point"), xs->str, ys->str);
}
+
g_string_free(xs, FALSE);
g_string_free(ys, FALSE);
}
-static void sp_rect_finish(SPRectContext *rc)
-{
- rc->_message_context->clear();
+void SPRectContext::finishItem() {
+ this->_message_context->clear();
- if ( rc->item != NULL ) {
- SPRect *rect = SP_RECT(rc->item);
- if (rect->width.computed == 0 || rect->height.computed == 0) {
- sp_rect_cancel(rc); // Don't allow the creating of zero sized rectangle, for example when the start and and point snap to the snap grid point
+ if (this->rect != NULL) {
+ if (this->rect->width.computed == 0 || this->rect->height.computed == 0) {
+ this->cancel(); // Don't allow the creating of zero sized rectangle, for example when the start and and point snap to the snap grid point
return;
}
- SPDesktop *desktop = SP_EVENT_CONTEXT_DESKTOP(rc);
+ this->rect->updateRepr();
- SP_OBJECT(rc->item)->updateRepr();
+ this->desktop->canvas->endForcedFullRedraws();
- desktop->canvas->endForcedFullRedraws();
+ sp_desktop_selection(this->desktop)->set(this->rect);
- sp_desktop_selection(desktop)->set(rc->item);
- DocumentUndo::done(sp_desktop_document(desktop), SP_VERB_CONTEXT_RECT,
- _("Create rectangle"));
+ DocumentUndo::done(sp_desktop_document(this->desktop), SP_VERB_CONTEXT_RECT, _("Create rectangle"));
- rc->item = NULL;
+ this->rect = NULL;
}
}
-static void sp_rect_cancel(SPRectContext *rc)
-{
- SPDesktop *desktop = SP_EVENT_CONTEXT(rc)->desktop;
-
- sp_desktop_selection(desktop)->clear();
- sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate), 0);
+void SPRectContext::cancel(){
+ sp_desktop_selection(this->desktop)->clear();
+ sp_canvas_item_ungrab(SP_CANVAS_ITEM(this->desktop->acetate), 0);
- if (rc->item != NULL) {
- SP_OBJECT(rc->item)->deleteObject();
- rc->item = NULL;
+ if (this->rect != NULL) {
+ this->rect->deleteObject();
+ this->rect = NULL;
}
- rc->within_tolerance = false;
- rc->xp = 0;
- rc->yp = 0;
- rc->item_to_select = NULL;
+ this->within_tolerance = false;
+ this->xp = 0;
+ this->yp = 0;
+ this->item_to_select = NULL;
- desktop->canvas->endForcedFullRedraws();
+ this->desktop->canvas->endForcedFullRedraws();
- DocumentUndo::cancel(sp_desktop_document(desktop));
+ DocumentUndo::cancel(sp_desktop_document(this->desktop));
}
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