diff options
Diffstat (limited to 'scene/gui/grid_container.cpp')
| -rw-r--r-- | scene/gui/grid_container.cpp | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/scene/gui/grid_container.cpp b/scene/gui/grid_container.cpp new file mode 100644 index 0000000000..f54345cdb8 --- /dev/null +++ b/scene/gui/grid_container.cpp @@ -0,0 +1,230 @@ +/*************************************************************************/ +/* grid_container.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* http://www.godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ +#include "grid_container.h" + + +void GridContainer::_notification(int p_what) { + + switch(p_what) { + + case NOTIFICATION_SORT_CHILDREN: { + + Map<int,int> col_minw; + Map<int,int> row_minh; + Set<int> col_expanded; + Set<int> row_expanded; + + int sep=get_constant("separation"); + + int idx=0; + int max_row=0; + int max_col=0; + + Size2 size = get_size(); + + + for(int i=0;i<get_child_count();i++) { + + Control *c = get_child(i)->cast_to<Control>(); + if (!c || !c->is_visible()) + continue; + + int row = idx / columns; + int col = idx % columns; + + Size2i ms = c->get_combined_minimum_size(); + if (col_minw.has(col)) + col_minw[col] = MAX(col_minw[col],ms.width); + else + col_minw[col]=ms.width; + + if (row_minh.has(row)) + row_minh[row] = MAX(row_minh[row],ms.height); + else + row_minh[row]=ms.height; + + + if (c->get_h_size_flags()&SIZE_EXPAND) + col_expanded.insert(col); + if (c->get_v_size_flags()&SIZE_EXPAND) + row_expanded.insert(row); + + max_col=MAX(col,max_col); + max_row=MAX(row,max_row); + idx++; + } + + Size2 ms; + int expand_rows=0; + int expand_cols=0; + + for (Map<int,int>::Element *E=col_minw.front();E;E=E->next()) { + ms.width+=E->get(); + if (col_expanded.has(E->key())) + expand_cols++; + } + + for (Map<int,int>::Element *E=row_minh.front();E;E=E->next()) { + ms.height+=E->get(); + if (row_expanded.has(E->key())) + expand_rows++; + } + + ms.height+=sep*max_row; + ms.width+=sep*max_col; + + int row_expand = expand_rows?(size.y-ms.y)/expand_rows:0; + int col_expand = expand_cols?(size.x-ms.x)/expand_cols:0; + + + int col_ofs=0; + int row_ofs=0; + idx=0; + + for(int i=0;i<get_child_count();i++) { + + Control *c = get_child(i)->cast_to<Control>(); + if (!c || !c->is_visible()) + continue; + int row = idx / columns; + int col = idx % columns; + + if (col==0) { + col_ofs=0; + if (row>0 && row_minh.has(row-1)) + row_ofs+=row_minh[row-1]+sep+(row_expanded.has(row-1)?row_expand:0); + } + + if (c->is_visible()) { + Size2 s; + if (col_minw.has(col)) + s.width=col_minw[col]; + if (row_minh.has(row)) + s.height=row_minh[col]; + + if (row_expanded.has(row)) + s.height+=row_expand; + if (col_expanded.has(col)) + s.width+=col_expand; + + Point2 p(col_ofs,row_ofs); + + fit_child_in_rect(c,Rect2(p,s)); + + } + + if (col_minw.has(col)) { + col_ofs+=col_minw[col]+sep+(col_expanded.has(col)?col_expand:0); + } + + idx++; + } + + + + } break; + } + +} + +void GridContainer::set_columns(int p_columns) { + + columns=p_columns; + queue_sort(); + +} + +int GridContainer::get_columns() const{ + + return columns; +} + +void GridContainer::_bind_methods(){ + + ObjectTypeDB::bind_method(_MD("set_columns","columns"),&GridContainer::set_columns); + ObjectTypeDB::bind_method(_MD("get_columns"),&GridContainer::get_columns); + + ADD_PROPERTY( PropertyInfo(Variant::INT,"columns",PROPERTY_HINT_RANGE,"1,1024,1"),_SCS("set_columns"),_SCS("get_columns")); +} + +Size2 GridContainer::get_minimum_size() const { + + Map<int,int> col_minw; + Map<int,int> row_minh; + + int sep=get_constant("separation"); + + int idx=0; + int max_row=0; + int max_col=0; + + for(int i=0;i<get_child_count();i++) { + + Control *c = get_child(i)->cast_to<Control>(); + if (!c || !c->is_visible()) + continue; + int row = idx / columns; + int col = idx % columns; + Size2i ms = c->get_combined_minimum_size(); + if (col_minw.has(col)) + col_minw[col] = MAX(col_minw[col],ms.width); + else + col_minw[col]=ms.width; + + if (row_minh.has(row)) + row_minh[row] = MAX(row_minh[row],ms.height); + else + row_minh[row]=ms.height; + max_col=MAX(col,max_col); + max_row=MAX(row,max_row); + idx++; + } + + Size2 ms; + + for (Map<int,int>::Element *E=col_minw.front();E;E=E->next()) { + ms.width+=E->get(); + } + + for (Map<int,int>::Element *E=row_minh.front();E;E=E->next()) { + ms.height+=E->get(); + } + + ms.height+=sep*max_row; + ms.width+=sep*max_col; + + return ms; + +} + + +GridContainer::GridContainer() { + + columns=1; +} |