trunk/src/dimregionchooser.cpp

/*
 * Copyright (C) 2006, 2007 Andreas Persson
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2, or (at
 * your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with program; see the file COPYING. If not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 */

#include "dimregionchooser.h"

DimRegionChooser::DimRegionChooser()
{
    // get_window() would return 0 because the Gdk::Window has not yet been realized
    // So we can only allocate the colors here - the rest will happen in on_realize().
    Glib::RefPtr<Gdk::Colormap> colormap = get_default_colormap();

    black = Gdk::Color("black");
    white = Gdk::Color("white");
    red = Gdk::Color("#8070ff");
    blue = Gdk::Color("blue");
    green = Gdk::Color("green");

    colormap->alloc_color(black);
    colormap->alloc_color(white);
    colormap->alloc_color(red);
    colormap->alloc_color(blue);
    colormap->alloc_color(green);
    instrument = 0;
    region = 0;
    dimregno = -1;
    focus_line = 0;
    set_flags(Gtk::CAN_FOCUS);
    add_events(Gdk::BUTTON_PRESS_MASK);

    for (int i = 0 ; i < 256 ; i++) {
        dimvalue_from[i] = 0;
        dimvalue_to[i] = 1;
    }
}

DimRegionChooser::~DimRegionChooser()
{
}

void DimRegionChooser::on_realize()
{
    // We need to call the base on_realize()
    Gtk::DrawingArea::on_realize();

    // Now we can allocate any additional resources we need
    Glib::RefPtr<Gdk::Window> window = get_window();
    gc = Gdk::GC::create(window);
}

bool DimRegionChooser::on_expose_event(GdkEventExpose* event)
{
    if (!region) return true;

    // This is where we draw on the window
    Glib::RefPtr<Gdk::Window> window = get_window();
    Glib::RefPtr<Pango::Context> context = get_pango_context();

    Glib::RefPtr<Pango::Layout> layout = Pango::Layout::create(context);

    window->clear();
    const int h = 20;
    const int w = 800;
    const int w1 = 100;
    int y = 0;
    int bitpos = 0;
    for (int i = 0 ; i < region->Dimensions ; i++) {

        int nbZones = region->pDimensionDefinitions[i].zones;
        if (nbZones) {
            char* dstr;
            char dstrbuf[10];
            switch (region->pDimensionDefinitions[i].dimension) {
            case gig::dimension_none: dstr="none"; break;
            case gig::dimension_samplechannel: dstr="samplechannel"; break;
            case gig::dimension_layer: dstr="layer"; break;
            case gig::dimension_velocity: dstr="velocity"; break;
            case gig::dimension_channelaftertouch: dstr="channelaftertouch"; break;
            case gig::dimension_releasetrigger: dstr="releasetrigger"; break;
            case gig::dimension_keyboard: dstr="keyboard"; break;
            case gig::dimension_roundrobin: dstr="roundrobin"; break;
            case gig::dimension_random: dstr="random"; break;
            case gig::dimension_modwheel: dstr="modwheel"; break;
            case gig::dimension_breath: dstr="breath"; break;
            case gig::dimension_foot: dstr="foot"; break;
            case gig::dimension_portamentotime: dstr="portamentotime"; break;
            case gig::dimension_effect1: dstr="effect1"; break;
            case gig::dimension_effect2: dstr="effect2"; break;
            case gig::dimension_genpurpose1: dstr="genpurpose1"; break;
            case gig::dimension_genpurpose2: dstr="genpurpose2"; break;
            case gig::dimension_genpurpose3: dstr="genpurpose3"; break;
            case gig::dimension_genpurpose4: dstr="genpurpose4"; break;
            case gig::dimension_sustainpedal: dstr="sustainpedal"; break;
            case gig::dimension_portamento: dstr="portamento"; break;
            case gig::dimension_sostenutopedal: dstr="sostenutopedal"; break;
            case gig::dimension_softpedal: dstr="softpedal"; break;
            case gig::dimension_genpurpose5: dstr="genpurpose5"; break;
            case gig::dimension_genpurpose6: dstr="genpurpose6"; break;
            case gig::dimension_genpurpose7: dstr="genpurpose7"; break;
            case gig::dimension_genpurpose8: dstr="genpurpose8"; break;
            case gig::dimension_effect1depth: dstr="effect1depth"; break;
            case gig::dimension_effect2depth: dstr="effect2depth"; break;
            case gig::dimension_effect3depth: dstr="effect3depth"; break;
            case gig::dimension_effect4depth: dstr="effect4depth"; break;
            case gig::dimension_effect5depth: dstr="effect5depth"; break;
            default:
                sprintf(dstrbuf, "%d",
                        region->pDimensionDefinitions[i].dimension);
                dstr = dstrbuf;
                break;
            }
            layout->set_text(dstr);

            Pango::Rectangle rectangle = layout->get_logical_extents();
            double text_h = double(rectangle.get_height()) / Pango::SCALE;
            Glib::RefPtr<const Gdk::GC> fg = get_style()->get_fg_gc(get_state());
            window->draw_layout(fg, 4, int(y + (h - text_h) / 2 + 0.5), layout);

            if (has_focus() && focus_line == i) {
                Gdk::Rectangle farea(0, y, 50, 20);
                get_style()->paint_focus(window, get_state(), farea, *this, "hejsan", 0, y, 50, 20);
            }

            Glib::RefPtr<const Gdk::GC> black = get_style()->get_black_gc();
            window->draw_line(black, w1, y, w - 1, y);
            window->draw_line(black, w - 1, y + h - 1, w1, y + h - 1);
            window->draw_rectangle(get_style()->get_white_gc(), true, w1 + 1, y + 1, (w - w1 - 2), h - 2);

            int c = 0;
            if (dimregno >= 0) {
                int mask = ~(((1 << region->pDimensionDefinitions[i].bits) - 1) << bitpos);
                c = dimregno & mask; // mask away this dimension
            }
            bool customsplits =
                ((region->pDimensionDefinitions[i].split_type == gig::split_type_normal &&
                 region->pDimensionRegions[c]->DimensionUpperLimits[i]) ||
                (region->pDimensionDefinitions[i].dimension == gig::dimension_velocity &&
                 region->pDimensionRegions[c]->VelocityUpperLimit));

            if (customsplits) {
                window->draw_line(black, w1, y + 1, w1, y + h - 2);
                for (int j = 0 ; j < nbZones ; j++) {
                    gig::DimensionRegion *d = region->pDimensionRegions[c + (j << bitpos)];
                    int upperLimit = d->DimensionUpperLimits[i];
                    if (!upperLimit) upperLimit = d->VelocityUpperLimit;
                    int v = upperLimit + 1;
                    int x = int((w - w1 - 1) * v / 128.0 + 0.5);
                    window->draw_line(black, w1 + x, y + 1, w1 + x, y + h - 2);
                }
            } else {
                for (int j = 0 ; j <= nbZones ; j++) {
                    int x = int((w - w1 - 1) * j / double(nbZones) + 0.5);
                    window->draw_line(black, w1 + x, y + 1, w1 + x, y + h - 2);
                }
            }

            if (dimregno >= 0) {
                gc->set_foreground(red);
                int dr = (dimregno >> bitpos) & ((1 << region->pDimensionDefinitions[i].bits) - 1);
                if (customsplits) {
                    int x1 = 0;
                    for (int j = 0 ; j < nbZones ; j++) {
                        gig::DimensionRegion *d = region->pDimensionRegions[c + (j << bitpos)];
                        int upperLimit = d->DimensionUpperLimits[i];
                        if (!upperLimit) upperLimit = d->VelocityUpperLimit;
                        int v = upperLimit + 1;
                        int x2 = int((w - w1 - 1) * v / 128.0 + 0.5);
                        if (j == dr && x1 < x2) {
                            window->draw_rectangle(gc, true, w1 + x1 + 1, y + 1, (x2 - x1) - 1, h - 2);
                            break;
                        }
                        x1 = x2;
                    }
                } else {
                    if (dr < nbZones) {
                        int x1 = int((w - w1 - 1) * dr / double(nbZones) + 0.5);
                        int x2 = int((w - w1 - 1) * (dr + 1) / double(nbZones) + 0.5);
                        window->draw_rectangle(gc, true, w1 + x1 + 1, y + 1, (x2 - x1) - 1, h - 2);
                    }
                }
            }

            y += h;
        }
        bitpos += region->pDimensionDefinitions[i].bits;
    }

    return true;
}


void DimRegionChooser::on_size_request(GtkRequisition* requisition)
{
    printf("DimRegionChooser::on_size_request\n");
    *requisition = GtkRequisition();
    requisition->height = region ? region->Dimensions * 20 : 0;
    requisition->width = 800;
}

void DimRegionChooser::set_instrument(gig::Instrument* instrument)
{
    this->instrument = instrument;
    this->region = 0;
    this->dimregno = -1;
    queue_draw();
}

void DimRegionChooser::set_region(gig::Region* region)
{
    this->region = region;
    dimregno = 0;
    int bitcount = 0;
    for (int dim = 0 ; dim < region->Dimensions ; dim++) {
        int from = dimvalue_from[region->pDimensionDefinitions[dim].dimension];
        int to = dimvalue_to[region->pDimensionDefinitions[dim].dimension];
        int z;
        switch (region->pDimensionDefinitions[dim].split_type) {
        case gig::split_type_normal:
            z = int((to + from) / 2.0 / region->pDimensionDefinitions[dim].zone_size);
            break;
        case gig::split_type_bit:
            z = std::min(from, region->pDimensionDefinitions[dim].zones - 1);
            break;
        }
        int mask =
            ~(((1 << region->pDimensionDefinitions[dim].bits) - 1) <<
              bitcount);
        dimregno &= mask;
        dimregno |= (z << bitcount);
        bitcount += region->pDimensionDefinitions[dim].bits;
    }
    dimreg = region->pDimensionRegions[dimregno];
    sel_changed_signal.emit();
    queue_resize();
}

/*
  void DimRegionChooser::set_dimregno(int x) {
  this->dimregno = x;
  queue_draw();
  }
*/

bool DimRegionChooser::on_button_press_event(GdkEventButton* event)
{
    const int h = 20;
    const int w = 800;
    const int w1 = 100;

    if (region) {
        if (event->y < region->Dimensions * h &&
            event->x >= w1 && event->x < w) {

            int dim = int(event->y / h);
            int nbZones = region->pDimensionDefinitions[dim].zones;

            int z = -1;
            int bitpos = 0;
            for (int i = 0 ; i < dim ; i++) {
                bitpos += region->pDimensionDefinitions[i].bits;
            }

            int i = dim;
            if (dimregno < 0) dimregno = 0;
            int mask = ~(((1 << region->pDimensionDefinitions[i].bits) - 1) << bitpos);
            int c = dimregno & mask; // mask away this dimension

            bool customsplits =
                ((region->pDimensionDefinitions[i].split_type == gig::split_type_normal &&
                  region->pDimensionRegions[c]->DimensionUpperLimits[i]) ||
                 (region->pDimensionDefinitions[i].dimension == gig::dimension_velocity &&
                  region->pDimensionRegions[c]->VelocityUpperLimit));
            if (customsplits) {
                int val = int((event->x - w1) * 128 / (w - w1 - 1));

                if (region->pDimensionRegions[c]->DimensionUpperLimits[i]) {
                    for (z = 0 ; z < nbZones ; z++) {
                        gig::DimensionRegion *d = region->pDimensionRegions[c + (z << bitpos)];
                        if (val <= d->DimensionUpperLimits[i]) break;
                    }
                } else {
                    for (z = 0 ; z < nbZones ; z++) {
                        gig::DimensionRegion *d = region->pDimensionRegions[c + (z << bitpos)];
                        if (val <= d->VelocityUpperLimit) break;
                    }
                }
            } else {
                z = int((event->x - w1) * nbZones / (w - w1 - 1));
            }

            printf("dim=%d z=%d dimensionsource=%d split_type=%d zones=%d zone_size=%f\n", dim, z,
                   region->pDimensionDefinitions[dim].dimension,
                   region->pDimensionDefinitions[dim].split_type,
                   region->pDimensionDefinitions[dim].zones,
                   region->pDimensionDefinitions[dim].zone_size);
#if 0
            switch (region->pDimensionDefinitions[dim].split_type) {
            case gig::split_type_normal:
                dimvalue_from[region->pDimensionDefinitions[dim].dimension] =
                    int(z * region->pDimensionDefinitions[dim].zone_size);
                dimvalue_to[region->pDimensionDefinitions[dim].dimension] =
                    int((z + 1) * region->pDimensionDefinitions[dim].zone_size) - 1;
                break;
            case gig::split_type_bit:
                dimvalue_from[region->pDimensionDefinitions[dim].dimension] = z;
                dimvalue_to[region->pDimensionDefinitions[dim].dimension] = z + 1;
                break;
            }
#endif

            dimregno = c | (z << bitpos);

            focus_line = dim;
            if (has_focus()) queue_draw();
            else grab_focus();
            dimreg = region->pDimensionRegions[dimregno];
            sel_changed_signal.emit();
        }
    }
    return true;
}

sigc::signal<void> DimRegionChooser::signal_sel_changed()
{
    return sel_changed_signal;
}

bool DimRegionChooser::on_focus(Gtk::DirectionType direction)
{
    // TODO: kolla att region finns osv, dvs att det g�r att s�tta
    // fokus.
    if (direction == Gtk::DIR_TAB_FORWARD ||
        direction == Gtk::DIR_DOWN) {
        if (!has_focus()) {
            focus_line = 0;
            grab_focus();
            return true;
        } else {
            if (focus_line + 1 < region->Dimensions) {
                focus_line++;
                queue_draw();
                return true;
            } else {
                return false;
            }
        }
    } else if (direction == Gtk::DIR_TAB_BACKWARD ||
               direction == Gtk::DIR_UP) {
        if (!has_focus()) {
            focus_line = region->Dimensions - 1;
            grab_focus();
            return true;
        } else {
            if (focus_line > 0) {
                focus_line--;
                queue_draw();
                return true;
            } else {
                return false;
            }
        }
    } else if (!has_focus()) {
        // TODO: kolla att focus_line finns!
        grab_focus();
        return true;
    } else {
        // TODO: �ka eller minska v�rde!
    }
}
1	/*
2	* Copyright (C) 2006, 2007 Andreas Persson
3	*
4	* This program is free software; you can redistribute it and/or
5	* modify it under the terms of the GNU General Public License as
6	* published by the Free Software Foundation; either version 2, or (at
7	* your option) any later version.
8	*
9	* This program is distributed in the hope that it will be useful, but
10	* WITHOUT ANY WARRANTY; without even the implied warranty of
11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12	* General Public License for more details.
13	*
14	* You should have received a copy of the GNU General Public License
15	* along with program; see the file COPYING. If not, write to the Free
16	* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
17	* 02110-1301 USA.
18	*/
19
20	#include "dimregionchooser.h"
21
22	DimRegionChooser::DimRegionChooser()
23	{
24	// get_window() would return 0 because the Gdk::Window has not yet been realized
25	// So we can only allocate the colors here - the rest will happen in on_realize().
26	Glib::RefPtr<Gdk::Colormap> colormap = get_default_colormap();
27
28	black = Gdk::Color("black");
29	white = Gdk::Color("white");
30	red = Gdk::Color("#8070ff");
31	blue = Gdk::Color("blue");
32	green = Gdk::Color("green");
33
34	colormap->alloc_color(black);
35	colormap->alloc_color(white);
36	colormap->alloc_color(red);
37	colormap->alloc_color(blue);
38	colormap->alloc_color(green);
39	instrument = 0;
40	region = 0;
41	dimregno = -1;
42	focus_line = 0;
43	set_flags(Gtk::CAN_FOCUS);
44	add_events(Gdk::BUTTON_PRESS_MASK);
45
46	for (int i = 0 ; i < 256 ; i++) {
47	dimvalue_from[i] = 0;
48	dimvalue_to[i] = 1;
49	}
50	}
51
52	DimRegionChooser::~DimRegionChooser()
53	{
54	}
55
56	void DimRegionChooser::on_realize()
57	{
58	// We need to call the base on_realize()
59	Gtk::DrawingArea::on_realize();
60
61	// Now we can allocate any additional resources we need
62	Glib::RefPtr<Gdk::Window> window = get_window();
63	gc = Gdk::GC::create(window);
64	}
65
66	bool DimRegionChooser::on_expose_event(GdkEventExpose* event)
67	{
68	if (!region) return true;
69
70	// This is where we draw on the window
71	Glib::RefPtr<Gdk::Window> window = get_window();
72	Glib::RefPtr<Pango::Context> context = get_pango_context();
73
74	Glib::RefPtr<Pango::Layout> layout = Pango::Layout::create(context);
75
76	window->clear();
77	const int h = 20;
78	const int w = 800;
79	const int w1 = 100;
80	int y = 0;
81	int bitpos = 0;
82	for (int i = 0 ; i < region->Dimensions ; i++) {
83
84	int nbZones = region->pDimensionDefinitions[i].zones;
85	if (nbZones) {
86	char* dstr;
87	char dstrbuf[10];
88	switch (region->pDimensionDefinitions[i].dimension) {
89	case gig::dimension_none: dstr="none"; break;
90	case gig::dimension_samplechannel: dstr="samplechannel"; break;
91	case gig::dimension_layer: dstr="layer"; break;
92	case gig::dimension_velocity: dstr="velocity"; break;
93	case gig::dimension_channelaftertouch: dstr="channelaftertouch"; break;
94	case gig::dimension_releasetrigger: dstr="releasetrigger"; break;
95	case gig::dimension_keyboard: dstr="keyboard"; break;
96	case gig::dimension_roundrobin: dstr="roundrobin"; break;
97	case gig::dimension_random: dstr="random"; break;
98	case gig::dimension_modwheel: dstr="modwheel"; break;
99	case gig::dimension_breath: dstr="breath"; break;
100	case gig::dimension_foot: dstr="foot"; break;
101	case gig::dimension_portamentotime: dstr="portamentotime"; break;
102	case gig::dimension_effect1: dstr="effect1"; break;
103	case gig::dimension_effect2: dstr="effect2"; break;
104	case gig::dimension_genpurpose1: dstr="genpurpose1"; break;
105	case gig::dimension_genpurpose2: dstr="genpurpose2"; break;
106	case gig::dimension_genpurpose3: dstr="genpurpose3"; break;
107	case gig::dimension_genpurpose4: dstr="genpurpose4"; break;
108	case gig::dimension_sustainpedal: dstr="sustainpedal"; break;
109	case gig::dimension_portamento: dstr="portamento"; break;
110	case gig::dimension_sostenutopedal: dstr="sostenutopedal"; break;
111	case gig::dimension_softpedal: dstr="softpedal"; break;
112	case gig::dimension_genpurpose5: dstr="genpurpose5"; break;
113	case gig::dimension_genpurpose6: dstr="genpurpose6"; break;
114	case gig::dimension_genpurpose7: dstr="genpurpose7"; break;
115	case gig::dimension_genpurpose8: dstr="genpurpose8"; break;
116	case gig::dimension_effect1depth: dstr="effect1depth"; break;
117	case gig::dimension_effect2depth: dstr="effect2depth"; break;
118	case gig::dimension_effect3depth: dstr="effect3depth"; break;
119	case gig::dimension_effect4depth: dstr="effect4depth"; break;
120	case gig::dimension_effect5depth: dstr="effect5depth"; break;
121	default:
122	sprintf(dstrbuf, "%d",
123	region->pDimensionDefinitions[i].dimension);
124	dstr = dstrbuf;
125	break;
126	}
127	layout->set_text(dstr);
128
129	Pango::Rectangle rectangle = layout->get_logical_extents();
130	double text_h = double(rectangle.get_height()) / Pango::SCALE;
131	Glib::RefPtr<const Gdk::GC> fg = get_style()->get_fg_gc(get_state());
132	window->draw_layout(fg, 4, int(y + (h - text_h) / 2 + 0.5), layout);
133
134	if (has_focus() && focus_line == i) {
135	Gdk::Rectangle farea(0, y, 50, 20);
136	get_style()->paint_focus(window, get_state(), farea, *this, "hejsan", 0, y, 50, 20);
137	}
138
139	Glib::RefPtr<const Gdk::GC> black = get_style()->get_black_gc();
140	window->draw_line(black, w1, y, w - 1, y);
141	window->draw_line(black, w - 1, y + h - 1, w1, y + h - 1);
142	window->draw_rectangle(get_style()->get_white_gc(), true, w1 + 1, y + 1, (w - w1 - 2), h - 2);
143
144	int c = 0;
145	if (dimregno >= 0) {
146	int mask = ~(((1 << region->pDimensionDefinitions[i].bits) - 1) << bitpos);
147	c = dimregno & mask; // mask away this dimension
148	}
149	bool customsplits =
150	((region->pDimensionDefinitions[i].split_type == gig::split_type_normal &&
151	region->pDimensionRegions[c]->DimensionUpperLimits[i]) \|\|
152	(region->pDimensionDefinitions[i].dimension == gig::dimension_velocity &&
153	region->pDimensionRegions[c]->VelocityUpperLimit));
154
155	if (customsplits) {
156	window->draw_line(black, w1, y + 1, w1, y + h - 2);
157	for (int j = 0 ; j < nbZones ; j++) {
158	gig::DimensionRegion *d = region->pDimensionRegions[c + (j << bitpos)];
159	int upperLimit = d->DimensionUpperLimits[i];
160	if (!upperLimit) upperLimit = d->VelocityUpperLimit;
161	int v = upperLimit + 1;
162	int x = int((w - w1 - 1) * v / 128.0 + 0.5);
163	window->draw_line(black, w1 + x, y + 1, w1 + x, y + h - 2);
164	}
165	} else {
166	for (int j = 0 ; j <= nbZones ; j++) {
167	int x = int((w - w1 - 1) * j / double(nbZones) + 0.5);
168	window->draw_line(black, w1 + x, y + 1, w1 + x, y + h - 2);
169	}
170	}
171
172	if (dimregno >= 0) {
173	gc->set_foreground(red);
174	int dr = (dimregno >> bitpos) & ((1 << region->pDimensionDefinitions[i].bits) - 1);
175	if (customsplits) {
176	int x1 = 0;
177	for (int j = 0 ; j < nbZones ; j++) {
178	gig::DimensionRegion *d = region->pDimensionRegions[c + (j << bitpos)];
179	int upperLimit = d->DimensionUpperLimits[i];
180	if (!upperLimit) upperLimit = d->VelocityUpperLimit;
181	int v = upperLimit + 1;
182	int x2 = int((w - w1 - 1) * v / 128.0 + 0.5);
183	if (j == dr && x1 < x2) {
184	window->draw_rectangle(gc, true, w1 + x1 + 1, y + 1, (x2 - x1) - 1, h - 2);
185	break;
186	}
187	x1 = x2;
188	}
189	} else {
190	if (dr < nbZones) {
191	int x1 = int((w - w1 - 1) * dr / double(nbZones) + 0.5);
192	int x2 = int((w - w1 - 1) * (dr + 1) / double(nbZones) + 0.5);
193	window->draw_rectangle(gc, true, w1 + x1 + 1, y + 1, (x2 - x1) - 1, h - 2);
194	}
195	}
196	}
197
198	y += h;
199	}
200	bitpos += region->pDimensionDefinitions[i].bits;
201	}
202
203	return true;
204	}
205
206
207	void DimRegionChooser::on_size_request(GtkRequisition* requisition)
208	{
209	printf("DimRegionChooser::on_size_request\n");
210	*requisition = GtkRequisition();
211	requisition->height = region ? region->Dimensions * 20 : 0;
212	requisition->width = 800;
213	}
214
215	void DimRegionChooser::set_instrument(gig::Instrument* instrument)
216	{
217	this->instrument = instrument;
218	this->region = 0;
219	this->dimregno = -1;
220	queue_draw();
221	}
222
223	void DimRegionChooser::set_region(gig::Region* region)
224	{
225	this->region = region;
226	dimregno = 0;
227	int bitcount = 0;
228	for (int dim = 0 ; dim < region->Dimensions ; dim++) {
229	int from = dimvalue_from[region->pDimensionDefinitions[dim].dimension];
230	int to = dimvalue_to[region->pDimensionDefinitions[dim].dimension];
231	int z;
232	switch (region->pDimensionDefinitions[dim].split_type) {
233	case gig::split_type_normal:
234	z = int((to + from) / 2.0 / region->pDimensionDefinitions[dim].zone_size);
235	break;
236	case gig::split_type_bit:
237	z = std::min(from, region->pDimensionDefinitions[dim].zones - 1);
238	break;
239	}
240	int mask =
241	~(((1 << region->pDimensionDefinitions[dim].bits) - 1) <<
242	bitcount);
243	dimregno &= mask;
244	dimregno \|= (z << bitcount);
245	bitcount += region->pDimensionDefinitions[dim].bits;
246	}
247	dimreg = region->pDimensionRegions[dimregno];
248	sel_changed_signal.emit();
249	queue_resize();
250	}
251
252	/*
253	void DimRegionChooser::set_dimregno(int x) {
254	this->dimregno = x;
255	queue_draw();
256	}
257	*/
258
259	bool DimRegionChooser::on_button_press_event(GdkEventButton* event)
260	{
261	const int h = 20;
262	const int w = 800;
263	const int w1 = 100;
264
265	if (region) {
266	if (event->y < region->Dimensions * h &&
267	event->x >= w1 && event->x < w) {
268
269	int dim = int(event->y / h);
270	int nbZones = region->pDimensionDefinitions[dim].zones;
271
272	int z = -1;
273	int bitpos = 0;
274	for (int i = 0 ; i < dim ; i++) {
275	bitpos += region->pDimensionDefinitions[i].bits;
276	}
277
278	int i = dim;
279	if (dimregno < 0) dimregno = 0;
280	int mask = ~(((1 << region->pDimensionDefinitions[i].bits) - 1) << bitpos);
281	int c = dimregno & mask; // mask away this dimension
282
283	bool customsplits =
284	((region->pDimensionDefinitions[i].split_type == gig::split_type_normal &&
285	region->pDimensionRegions[c]->DimensionUpperLimits[i]) \|\|
286	(region->pDimensionDefinitions[i].dimension == gig::dimension_velocity &&
287	region->pDimensionRegions[c]->VelocityUpperLimit));
288	if (customsplits) {
289	int val = int((event->x - w1) * 128 / (w - w1 - 1));
290
291	if (region->pDimensionRegions[c]->DimensionUpperLimits[i]) {
292	for (z = 0 ; z < nbZones ; z++) {
293	gig::DimensionRegion *d = region->pDimensionRegions[c + (z << bitpos)];
294	if (val <= d->DimensionUpperLimits[i]) break;
295	}
296	} else {
297	for (z = 0 ; z < nbZones ; z++) {
298	gig::DimensionRegion *d = region->pDimensionRegions[c + (z << bitpos)];
299	if (val <= d->VelocityUpperLimit) break;
300	}
301	}
302	} else {
303	z = int((event->x - w1) * nbZones / (w - w1 - 1));
304	}
305
306	printf("dim=%d z=%d dimensionsource=%d split_type=%d zones=%d zone_size=%f\n", dim, z,
307	region->pDimensionDefinitions[dim].dimension,
308	region->pDimensionDefinitions[dim].split_type,
309	region->pDimensionDefinitions[dim].zones,
310	region->pDimensionDefinitions[dim].zone_size);
311	#if 0
312	switch (region->pDimensionDefinitions[dim].split_type) {
313	case gig::split_type_normal:
314	dimvalue_from[region->pDimensionDefinitions[dim].dimension] =
315	int(z * region->pDimensionDefinitions[dim].zone_size);
316	dimvalue_to[region->pDimensionDefinitions[dim].dimension] =
317	int((z + 1) * region->pDimensionDefinitions[dim].zone_size) - 1;
318	break;
319	case gig::split_type_bit:
320	dimvalue_from[region->pDimensionDefinitions[dim].dimension] = z;
321	dimvalue_to[region->pDimensionDefinitions[dim].dimension] = z + 1;
322	break;
323	}
324	#endif
325
326	dimregno = c \| (z << bitpos);
327
328	focus_line = dim;
329	if (has_focus()) queue_draw();
330	else grab_focus();
331	dimreg = region->pDimensionRegions[dimregno];
332	sel_changed_signal.emit();
333	}
334	}
335	return true;
336	}
337
338	sigc::signal<void> DimRegionChooser::signal_sel_changed()
339	{
340	return sel_changed_signal;
341	}
342
343	bool DimRegionChooser::on_focus(Gtk::DirectionType direction)
344	{
345	// TODO: kolla att region finns osv, dvs att det g�r att s�tta
346	// fokus.
347	if (direction == Gtk::DIR_TAB_FORWARD \|\|
348	direction == Gtk::DIR_DOWN) {
349	if (!has_focus()) {
350	focus_line = 0;
351	grab_focus();
352	return true;
353	} else {
354	if (focus_line + 1 < region->Dimensions) {
355	focus_line++;
356	queue_draw();
357	return true;
358	} else {
359	return false;
360	}
361	}
362	} else if (direction == Gtk::DIR_TAB_BACKWARD \|\|
363	direction == Gtk::DIR_UP) {
364	if (!has_focus()) {
365	focus_line = region->Dimensions - 1;
366	grab_focus();
367	return true;
368	} else {
369	if (focus_line > 0) {
370	focus_line--;
371	queue_draw();
372	return true;
373	} else {
374	return false;
375	}
376	}
377	} else if (!has_focus()) {
378	// TODO: kolla att focus_line finns!
379	grab_focus();
380	return true;
381	} else {
382	// TODO: �ka eller minska v�rde!
383	}
384	}