moving trunk for module inkscape

(bzr r1)

1 files changed, 248 insertions, 0 deletions

diff --git a/src/tools-switch.cpp b/src/tools-switch.cpp
new file mode 100644
index 000000000..0a2b2b3c8
--- /dev/null
+++ b/src/tools-switch.cpp
@@ -0,0 +1,248 @@
+/*
+ * Utility functions for switching tools (= contexts)
+ *
+ * Authors:
+ *   bulia byak <bulia@dr.com>
+ *
+ * Copyright (C) 2003 authors
+ *
+ * Released under GNU GPL, read the file 'COPYING' for more information
+ */
+
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include "inkscape-private.h"
+#include "desktop.h"
+#include "desktop-handles.h"
+#include <glibmm/i18n.h>
+
+#include <xml/repr.h>
+
+#include "select-context.h"
+#include "node-context.h"
+#include "sp-path.h"
+#include "rect-context.h"
+#include "sp-rect.h"
+#include "arc-context.h"
+#include "sp-ellipse.h"
+#include "star-context.h"
+#include "sp-star.h"
+#include "spiral-context.h"
+#include "sp-spiral.h"
+#include "dyna-draw-context.h"
+#include "pen-context.h"
+#include "pencil-context.h"
+#include "text-context.h"
+#include "sp-text.h"
+#include "sp-flowtext.h"
+#include "gradient-context.h"
+#include "zoom-context.h"
+#include "dropper-context.h"
+#include "connector-context.h"
+#include "message-context.h"
+
+#include "tools-switch.h"
+
+static char const *const tool_names[] = {
+    NULL,
+    "tools.select",
+    "tools.nodes",
+    "tools.shapes.rect",
+    "tools.shapes.arc",
+    "tools.shapes.star",
+    "tools.shapes.spiral",
+    "tools.freehand.pencil",
+    "tools.freehand.pen",
+    "tools.calligraphic",
+    "tools.text",
+    "tools.gradient",
+    "tools.zoom",
+    "tools.dropper",
+    "tools.connector",
+    NULL
+};
+
+static char const *const tool_ids[] = {
+    NULL,
+    "select",
+    "nodes",
+    "rect",
+    "arc",
+    "star",
+    "spiral",
+    "pencil",
+    "pen",
+    "calligraphic",
+    "text",
+    "gradient",
+    "zoom",
+    "dropper",
+    "connector",
+    NULL
+};
+
+static int
+tools_id2num(char const *id)
+{
+    int i = 1;
+    while (tool_ids[i]) {
+        if (strcmp(tool_ids[i], id) == 0)
+            return i;
+        else i++;
+    }
+    g_assert( 0 == TOOLS_INVALID );
+    return 0; //nothing found
+}
+
+int
+tools_isactive(SPDesktop *dt, unsigned num)
+{
+    g_assert( num < G_N_ELEMENTS(tool_ids) );
+    if (SP_IS_EVENT_CONTEXT(dt->event_context))
+        return (!strcmp(dt->event_context->prefs_repr->attribute("id"), tool_ids[num]));
+    else return FALSE;
+}
+
+int
+tools_active(SPDesktop *dt)
+{
+    return (tools_id2num(dt->event_context->prefs_repr->attribute("id")));
+}
+
+void
+tools_switch(SPDesktop *dt, int num)
+{
+    if (dt) {
+        dt->_tool_changed.emit(num);
+    }
+
+    switch (num) {
+        case TOOLS_SELECT:
+            dt->set_event_context(SP_TYPE_SELECT_CONTEXT, tool_names[num]);
+            /* fixme: This is really ugly hack. We should bind and unbind class methods */
+            dt->activate_guides(true);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            break;
+        case TOOLS_NODES:
+            dt->set_event_context(SP_TYPE_NODE_CONTEXT, tool_names[num]);
+            dt->activate_guides(true);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("To edit a path, <b>click</b>, <b>Shift+click</b>, or <b>drag around</b> nodes to select them, then <b>drag</b> nodes and handles. <b>Click</b> on an object to select."));
+            break;
+        case TOOLS_SHAPES_RECT:
+            dt->set_event_context(SP_TYPE_RECT_CONTEXT, tool_names[num]);
+            dt->activate_guides(false);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Drag</b> to create a rectangle. <b>Drag controls</b> to round corners and resize. <b>Click</b> to select."));
+            break;
+        case TOOLS_SHAPES_ARC:
+            dt->set_event_context(SP_TYPE_ARC_CONTEXT, tool_names[num]);
+            dt->activate_guides(false);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Drag</b> to create an ellipse. <b>Drag controls</b> to make an arc or segment. <b>Click</b> to select."));
+            break;
+        case TOOLS_SHAPES_STAR:
+            dt->set_event_context(SP_TYPE_STAR_CONTEXT, tool_names[num]);
+            dt->activate_guides(false);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Drag</b> to create a star. <b>Drag controls</b> to edit the star shape. <b>Click</b> to select."));
+            break;
+        case TOOLS_SHAPES_SPIRAL:
+            dt->set_event_context(SP_TYPE_SPIRAL_CONTEXT, tool_names[num]);
+            dt->activate_guides(false);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Drag</b> to create a spiral. <b>Drag controls</b> to edit the spiral shape. <b>Click</b> to select."));
+            break;
+        case TOOLS_FREEHAND_PENCIL:
+            dt->set_event_context(SP_TYPE_PENCIL_CONTEXT, tool_names[num]);
+            dt->activate_guides(false);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Drag</b> to create a freehand line. Start drawing with <b>Shift</b> to append to selected path."));
+            break;
+        case TOOLS_FREEHAND_PEN:
+            dt->set_event_context(SP_TYPE_PEN_CONTEXT, tool_names[num]);
+            dt->activate_guides(false);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Click</b> or <b>click and drag</b> to start a path; with <b>Shift</b> to append to selected path."));
+            break;
+        case TOOLS_CALLIGRAPHIC:
+            dt->set_event_context(SP_TYPE_DYNA_DRAW_CONTEXT, tool_names[num]);
+            dt->activate_guides(false);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Drag</b> to paint a calligraphic stroke. <b>Left</b>/<b>right</b> arrow keys adjust width, <b>up</b>/<b>down</b> adjust angle."));
+            break;
+        case TOOLS_TEXT:
+            dt->set_event_context(SP_TYPE_TEXT_CONTEXT, tool_names[num]);
+            dt->activate_guides(false);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Click</b> to select or create text, <b>drag</b> to create flowed text; then type."));
+            break;
+        case TOOLS_GRADIENT:
+            dt->set_event_context(SP_TYPE_GRADIENT_CONTEXT, tool_names[num]);
+            dt->activate_guides(false);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Drag</b> or <b>double click</b> to create a gradient on selected objects, <b>drag handles</b> to adjust gradients."));
+            break;
+        case TOOLS_ZOOM:
+            dt->set_event_context(SP_TYPE_ZOOM_CONTEXT, tool_names[num]);
+            dt->activate_guides(false);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Click</b> or <b>drag around an area</b> to zoom in, <b>Shift+click</b> to zoom out."));
+            break;
+        case TOOLS_DROPPER:
+            dt->set_event_context(SP_TYPE_DROPPER_CONTEXT, tool_names[num]);
+            dt->activate_guides(false);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Click</b> to set fill, <b>Shift+click</b> to set stroke; <b>drag</b> to average color in area; with <b>Alt</b> to pick inverse color; <b>Ctrl+C</b> to copy the color under mouse to clipboard"));
+            break;
+        case TOOLS_CONNECTOR:
+            dt->set_event_context(SP_TYPE_CONNECTOR_CONTEXT, tool_names[num]);
+            dt->activate_guides(false);
+            inkscape_eventcontext_set(SP_DT_EVENTCONTEXT(dt));
+            dt->tipsMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Click and drag</b> between shapes to create a connector."));
+            break;
+    }
+}
+
+void
+tools_switch_current(int num)
+{
+    SPDesktop *dt = SP_ACTIVE_DESKTOP;
+    if (dt) tools_switch(dt, num);
+}
+
+void tools_switch_by_item(SPDesktop *dt, SPItem *item)
+{
+    if (SP_IS_RECT(item)) {
+        tools_switch(dt, TOOLS_SHAPES_RECT);
+    } else if (SP_IS_GENERICELLIPSE(item)) {
+        tools_switch(dt, TOOLS_SHAPES_ARC);
+    } else if (SP_IS_STAR(item)) {
+        tools_switch(dt, TOOLS_SHAPES_STAR);
+    } else if (SP_IS_SPIRAL(item)) {
+        tools_switch(dt, TOOLS_SHAPES_SPIRAL);
+    } else if (SP_IS_PATH(item)) {
+        if (cc_item_is_connector(item)) {
+            tools_switch(dt, TOOLS_CONNECTOR);
+        }
+        else {
+            tools_switch(dt, TOOLS_NODES);
+        }
+    } else if (SP_IS_TEXT(item) || SP_IS_FLOWTEXT(item))  {
+        tools_switch(dt, TOOLS_TEXT);
+    }
+}
+
+/*
+  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 :