-/* $Id$
-
-This file is part of libmspgltk
-Copyright © 2007-2010 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
#include <msp/gl/matrix.h>
+#include <msp/gl/meshbuilder.h>
#include <msp/gl/texture.h>
-#include <msp/gl/transform.h>
#include <msp/input/keys.h>
#include "entry.h"
#include "graphic.h"
namespace Msp {
namespace GLtk {
-Entry::Entry(const Resources &r, const string &t):
- Widget(r),
- Container(r),
+Entry::Entry(const string &t):
text(),
multiline(false),
+ edit_width(10),
+ edit_height(1),
edit_pos(0),
first_row(0),
visible_rows(1),
text_part(0),
- slider(0)
+ slider(0),
+ got_key_press(false)
{
- update_style();
+ input_type = INPUT_TEXT;
set_text(t);
}
+void Entry::autosize_special(const Part &part, Geometry &ageom) const
+{
+ if(part.get_name()=="text")
+ {
+ const Sides &margin = part.get_margin();
+ const GL::Font &font = style->get_font();
+ unsigned en_width = static_cast<unsigned>(font.get_string_width("n")*style->get_font_size());
+ ageom.w = max(ageom.w, edit_width*en_width+margin.left+margin.right);
+
+ unsigned line_height = static_cast<unsigned>((font.get_ascent()-font.get_descent())*style->get_font_size());
+ if(multiline)
+ {
+ unsigned line_spacing = style->get_font_size()*6/5;
+ ageom.h = max(ageom.h, line_height+line_spacing*(edit_height-1)+margin.top+margin.bottom);
+ }
+ else
+ ageom.h = max(ageom.h, line_height+margin.top+margin.bottom);
+ }
+ else if(part.get_name()=="slider" && multiline)
+ autosize_child(*slider, part, ageom);
+}
+
void Entry::set_text(const string &t)
{
text = t;
if(multiline)
check_view_range();
+
+ rebuild();
+}
+
+void Entry::set_edit_size(unsigned w, unsigned h)
+{
+ edit_width = w;
+ edit_height = h;
+ signal_autosize_changed.emit();
}
void Entry::set_multiline(bool m)
{
if(!slider)
{
- slider = new VSlider(res);
+ slider = new VSlider;
add(*slider);
slider->set_step(1);
slider->signal_value_changed.connect(sigc::mem_fun(this, &Entry::slider_value_changed));
- reposition_slider();
+ rebuild();
}
check_view_range();
}
}
-void Entry::key_press(unsigned key, unsigned, wchar_t ch)
+void Entry::rebuild_special(const Part &part)
{
- if(key==Input::KEY_LEFT)
- {
- if(edit_pos>0)
- {
- --edit_pos;
- check_view_range();
- }
- }
- else if(key==Input::KEY_RIGHT)
- {
- if(edit_pos<text.size())
- {
- ++edit_pos;
- check_view_range();
- }
- }
- else if(key==Input::KEY_DOWN && multiline)
+ if(part.get_name()=="text")
+ text.build(part, state, geom, first_row, part_cache);
+ else if(part.get_name()=="cursor")
{
+ const Graphic *graphic = part.get_graphic(state);
+ if(!text_part || !graphic || !graphic->get_texture())
+ return;
+
unsigned row, col;
text.offset_to_coords(edit_pos, row, col);
- edit_pos = text.coords_to_offset(row+1, col);
- check_view_range();
+
+ if(row<first_row || row>=first_row+visible_rows)
+ return;
+
+ Geometry rgeom = text.coords_to_geometry(*text_part, geom, first_row, row, col);
+
+ GL::MeshBuilder bld(part_cache.create_mesh(part, *graphic->get_texture()));
+ bld.matrix() *= GL::Matrix::translation(rgeom.x, rgeom.y, 0);
+ graphic->build(part.get_geometry().w, part.get_geometry().h, bld);
}
- else if(key==Input::KEY_UP && multiline)
+ else if(part.get_name()=="slider")
{
- unsigned row, col;
- text.offset_to_coords(edit_pos, row, col);
- if(row>0)
+ if(multiline)
{
- edit_pos = text.coords_to_offset(row-1, col);
- check_view_range();
+ reposition_child(*slider, part);
+ Widget::rebuild_special(part);
}
- else
- edit_pos = 0;
}
- else if(key==Input::KEY_BACKSPACE)
+ else
+ Widget::rebuild_special(part);
+}
+
+void Entry::render_special(const Part &part, GL::Renderer &renderer) const
+{
+ if(part.get_name()=="slider" && multiline)
+ slider->render(renderer);
+}
+
+bool Entry::key_press(unsigned key, unsigned)
+{
+ got_key_press = true;
+ if(key==Input::KEY_BACKSPACE)
{
if(edit_pos>0)
{
text.erase(--edit_pos, 1);
check_view_range();
+ rebuild();
}
}
- else if(key==Input::KEY_ENTER)
+ else if(key==Input::KEY_ENTER && multiline)
{
- if(multiline)
- {
- text.insert(edit_pos++, "\n");
- check_view_range();
- }
- else
- signal_enter.emit();
+ text.insert(edit_pos++, "\n");
+ check_view_range();
+ rebuild();
}
- else if(ch>=' ')
+ else
+ return false;
+
+ return true;
+}
+
+bool Entry::character(wchar_t ch)
+{
+ if(got_key_press && ch>=' ')
{
- text.insert(edit_pos, Codecs::encode<Codecs::Utf8>(Codecs::ustring(1, ch)));
+ text.insert(edit_pos, StringCodec::encode<StringCodec::Utf8>(StringCodec::ustring(1, ch)));
++edit_pos;
+ rebuild();
+ return true;
}
+
+ return false;
}
-void Entry::render_special(const Part &part) const
+void Entry::focus_out()
{
- if(part.get_name()=="text")
- text.render(part, geom, first_row);
- else if(part.get_name()=="cursor")
- {
- if(!text_part || !part.get_graphic(state))
- return;
+ Widget::focus_out();
+ got_key_press = false;
+}
+bool Entry::navigate(Navigation nav)
+{
+ if(nav==NAV_LEFT)
+ {
+ if(edit_pos>0)
+ set_edit_position(edit_pos-1);
+ }
+ else if(nav==NAV_RIGHT)
+ {
+ if(edit_pos<text.size())
+ set_edit_position(edit_pos+1);
+ }
+ else if(nav==NAV_DOWN && multiline)
+ {
unsigned row, col;
text.offset_to_coords(edit_pos, row, col);
-
- if(row<first_row || row>=first_row+visible_rows)
- return;
-
- Geometry rgeom = text.coords_to_geometry(*text_part, geom, first_row, row, col);
-
- GL::push_matrix();
- GL::translate(rgeom.x, rgeom.y, 0);
- part.get_graphic(state)->render(part.get_geometry().w, part.get_geometry().h);
- GL::pop_matrix();
+ set_edit_position(text.coords_to_offset(row+1, col));
}
- else if(part.get_name()=="slider")
- slider->render();
+ else if(nav==NAV_UP && multiline)
+ {
+ unsigned row, col;
+ text.offset_to_coords(edit_pos, row, col);
+ set_edit_position(row>0 ? text.coords_to_offset(row-1, col) : 0);
+ }
+ else if(nav==NAV_ACCEPT && !signal_enter.empty())
+ signal_enter.emit();
+ else
+ return false;
+
+ return true;
}
void Entry::on_geometry_change()
{
- reposition_slider();
-
if(multiline)
check_view_range();
}
void Entry::on_style_change()
{
- text_part = style->get_part("text");
-
text.set_style(style);
- reposition_slider();
-
- if(multiline)
- check_view_range();
-}
-
-void Entry::reposition_slider()
-{
- if(!slider)
- return;
- if(const Part *slider_part = style->get_part("slider"))
+ if(!style)
{
- Geometry sgeom = slider_part->get_geometry();
- slider_part->get_alignment().apply(sgeom, geom, slider_part->get_margin());
- slider->set_geometry(sgeom);
+ text_part = 0;
+ return;
}
+
+ text_part = style->get_part("text");
+
+ if(multiline)
+ check_view_range();
}
-void Entry::slider_value_changed(double value)
+void Entry::set_edit_position(unsigned ep)
{
- if(text.get_n_lines()>visible_rows)
- first_row = text.get_n_lines()-visible_rows-static_cast<unsigned>(value);
+ edit_pos = ep;
+ check_view_range();
+ rebuild();
}
void Entry::check_view_range()
if(!multiline || !text_part)
return;
- const GL::Font *font = style->get_font();
- float font_size = font->get_default_size();
+ float font_size = style->get_font_size();
unsigned line_spacing = static_cast<unsigned>(font_size*6/5);
const Sides &margin = text_part->get_margin();
else if(row>=first_row+visible_rows)
first_row = row+1-visible_rows;
- if(slider)
- {
- unsigned scroll = max(text.get_n_lines(), visible_rows)-visible_rows;
- slider->set_range(0, scroll);
- slider->set_value(scroll-first_row);
- }
+ unsigned scroll = max(text.get_n_lines(), visible_rows)-visible_rows;
+ slider->set_range(0, scroll);
+ slider->set_value(scroll-first_row);
+}
+
+void Entry::slider_value_changed(double value)
+{
+ if(text.get_n_lines()>visible_rows)
+ first_row = text.get_n_lines()-visible_rows-static_cast<unsigned>(value);
}
-Entry::Loader::Loader(Entry &ent):
- Widget::Loader(ent)
-{ }
+Entry::Loader::Loader(Entry &e):
+ DataFile::DerivedObjectLoader<Entry, Widget::Loader>(e)
+{
+ add("edit_size", &Entry::edit_width, &Entry::edit_height);
+ add("multiline", &Loader::multiline);
+}
+
+void Entry::Loader::multiline(bool m)
+{
+ obj.set_multiline(m);
+}
} // namespace GLtk
} // namespace Msp