1 #include <msp/gl/matrix.h>
2 #include <msp/gl/meshbuilder.h>
3 #include <msp/gl/texture.h>
4 #include <msp/input/keys.h>
16 Entry::Entry(const string &t):
28 void Entry::autosize()
37 const Sides &margin = text_part->get_margin();
38 const GL::Font &font = style->get_font();
39 unsigned en_width = static_cast<unsigned>(font.get_string_width("n")*style->get_font_size());
40 geom.w = max(geom.w, 10*en_width+margin.left+margin.right);
42 unsigned line_height = static_cast<unsigned>((font.get_ascent()-font.get_descent())*style->get_font_size());
45 unsigned line_spacing = style->get_font_size()*6/5;
46 geom.h = max(geom.h, line_height+line_spacing*2+margin.top+margin.bottom);
49 geom.h = max(geom.h, line_height+margin.top+margin.bottom);
54 if(const Part *slider_part = style->get_part("slider"))
56 Geometry sgeom = slider_part->get_geometry();
57 if(!sgeom.w || !sgeom.h)
61 sgeom.w = slider->get_geometry().w;
63 sgeom.h = slider->get_geometry().h;
66 const Sides &margin = slider_part->get_margin();
67 geom.w = max(geom.w, sgeom.w+margin.left+margin.right);
68 geom.h = max(geom.h, sgeom.h+margin.top+margin.bottom);
79 void Entry::set_text(const string &t)
82 edit_pos = text.size();
90 void Entry::set_multiline(bool m)
100 slider->signal_value_changed.connect(sigc::mem_fun(this, &Entry::slider_value_changed));
107 void Entry::rebuild_special(const Part &part, CachedPart &cache)
109 if(part.get_name()=="text")
110 text.build(part, geom, first_row, cache);
111 else if(part.get_name()=="cursor")
113 const Graphic *graphic = part.get_graphic(state);
114 if(!text_part || !graphic)
121 text.offset_to_coords(edit_pos, row, col);
123 if(row<first_row || row>=first_row+visible_rows)
129 Geometry rgeom = text.coords_to_geometry(*text_part, geom, first_row, row, col);
131 cache.texture = graphic->get_texture();
134 GL::MeshBuilder bld(*cache.mesh);
135 bld.matrix() *= GL::Matrix::translation(rgeom.x, rgeom.y, 0);
136 graphic->build(part.get_geometry().w, part.get_geometry().h, bld);
140 void Entry::render_special(const Part &part, GL::Renderer &renderer) const
142 if(part.get_name()=="slider" && multiline)
143 slider->render(renderer);
146 void Entry::key_press(unsigned key, unsigned)
148 if(key==Input::KEY_LEFT)
151 set_edit_position(edit_pos-1);
153 else if(key==Input::KEY_RIGHT)
155 if(edit_pos<text.size())
156 set_edit_position(edit_pos+1);
158 else if(key==Input::KEY_DOWN && multiline)
161 text.offset_to_coords(edit_pos, row, col);
162 set_edit_position(text.coords_to_offset(row+1, col));
164 else if(key==Input::KEY_UP && multiline)
167 text.offset_to_coords(edit_pos, row, col);
168 set_edit_position(row>0 ? text.coords_to_offset(row-1, col) : 0);
170 else if(key==Input::KEY_BACKSPACE)
174 text.erase(--edit_pos, 1);
179 else if(key==Input::KEY_ENTER)
183 text.insert(edit_pos++, "\n");
192 void Entry::character(wchar_t ch)
196 text.insert(edit_pos, StringCodec::encode<StringCodec::Utf8>(StringCodec::ustring(1, ch)));
202 void Entry::on_geometry_change()
210 void Entry::on_style_change()
212 text.set_style(style);
220 text_part = style->get_part("text");
228 void Entry::set_edit_position(unsigned ep)
235 void Entry::reposition_slider()
237 if(!style || !slider)
240 if(const Part *slider_part = style->get_part("slider"))
242 Geometry sgeom = slider_part->get_geometry();
243 if(!sgeom.w || !sgeom.h)
247 sgeom.w = slider->get_geometry().w;
249 sgeom.h = slider->get_geometry().h;
252 slider_part->get_alignment().apply(sgeom, geom, slider_part->get_margin());
253 slider->set_geometry(sgeom);
257 void Entry::check_view_range()
259 if(!multiline || !text_part)
262 float font_size = style->get_font_size();
263 unsigned line_spacing = static_cast<unsigned>(font_size*6/5);
265 const Sides &margin = text_part->get_margin();
266 visible_rows = max((geom.h-margin.top-margin.bottom)/line_spacing, 1U);
269 text.offset_to_coords(edit_pos, row, col);
273 else if(row>=first_row+visible_rows)
274 first_row = row+1-visible_rows;
276 unsigned scroll = max(text.get_n_lines(), visible_rows)-visible_rows;
277 slider->set_range(0, scroll);
278 slider->set_value(scroll-first_row);
281 void Entry::slider_value_changed(double value)
283 if(text.get_n_lines()>visible_rows)
284 first_row = text.get_n_lines()-visible_rows-static_cast<unsigned>(value);
288 Entry::Loader::Loader(Entry &ent):