本文整理汇总了C++中Rect2::has_no_area方法的典型用法代码示例。如果您正苦于以下问题：C++ Rect2::has_no_area方法的具体用法？C++ Rect2::has_no_area怎么用？C++ Rect2::has_no_area使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Rect2的用法示例。
在下文中一共展示了Rect2::has_no_area方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: _update_palette
void TileMapEditor::_update_palette() {
if (!node)
return;
int selected = get_selected_tile();
palette->clear();
Ref<TileSet> tileset=node->get_tileset();
if (tileset.is_null())
return;
List<int> tiles;
tileset->get_tile_list(&tiles);
if (tiles.empty())
return;
palette->set_max_columns(0);
palette->set_icon_mode(ItemList::ICON_MODE_TOP);
palette->set_max_text_lines(2);
String filter = search_box->get_text().strip_edges();
for (List<int>::Element *E=tiles.front();E;E=E->next()) {
String name;
if (tileset->tile_get_name(E->get())!="") {
name = tileset->tile_get_name(E->get());
} else {
name = "#"+itos(E->get());
}
if (filter != "" && name.findn(filter) == -1)
continue;
palette->add_item(name);
Ref<Texture> tex = tileset->tile_get_texture(E->get());
if (tex.is_valid()) {
Rect2 region = tileset->tile_get_region(E->get());
if (!region.has_no_area())
palette->set_item_icon_region(palette->get_item_count()-1, region);
palette->set_item_icon(palette->get_item_count()-1, tex);
}
palette->set_item_metadata(palette->get_item_count()-1, E->get());
}
if (selected != -1)
set_selected_tile(selected);
else
palette->select(0, true);
}示例2: _update_palette
void TileMapEditor::_update_palette() {
if (!node)
return;
palette->clear();
Ref<TileSet> tileset=node->get_tileset();
if (!tileset.is_valid())
return;
List<int> tiles;
tileset->get_tile_list(&tiles);
if (display_mode == DISPLAY_THUMBNAIL) {
palette->set_max_columns(0);
palette->set_icon_mode(ItemList::ICON_MODE_TOP);
} else if (display_mode == DISPLAY_LIST) {
palette->set_max_columns(1);
palette->set_icon_mode(ItemList::ICON_MODE_LEFT);
}
palette->set_max_text_lines(2);
for(List<int>::Element *E=tiles.front();E;E=E->next()) {
palette->add_item("");
Ref<Texture> tex = tileset->tile_get_texture(E->get());
if (tex.is_valid()) {
Rect2 region = tileset->tile_get_region(E->get());
if (!region.has_no_area()) {
Image data = VS::get_singleton()->texture_get_data(tex->get_rid());
Ref<ImageTexture> img = memnew( ImageTexture );
img->create_from_image(data.get_rect(region));
palette->set_item_icon(palette->get_item_count()-1, img);
} else {
palette->set_item_icon(palette->get_item_count()-1,tex);
}
}
if (tileset->tile_get_name(E->get())!="") {
palette->set_item_text(palette->get_item_count()-1, tileset->tile_get_name(E->get()));
} else {
palette->set_item_text(palette->get_item_count()-1, "#"+itos(E->get()));
}
palette->set_item_metadata(palette->get_item_count()-1, E->get());
}
}示例3: popup
void Popup::popup(const Rect2 &bounds) {
emit_signal("about_to_show");
show_modal(exclusive);
// Fit the popup into the optionally provided bounds.
if (!bounds.has_no_area()) {
set_position(bounds.position);
set_size(bounds.size);
}
_fix_size();
Control *focusable = find_next_valid_focus();
if (focusable)
focusable->grab_focus();
_post_popup();
notification(NOTIFICATION_POST_POPUP);
popped_up = true;
}示例4: _draw_cell
void TileMapEditor::_draw_cell(int p_cell, const Point2i& p_point, bool p_flip_h, bool p_flip_v, bool p_transpose, const Matrix32& p_xform) {
Ref<Texture> t = node->get_tileset()->tile_get_texture(p_cell);
if (t.is_null())
return;
Vector2 tile_ofs = node->get_tileset()->tile_get_texture_offset(p_cell);
Rect2 r = node->get_tileset()->tile_get_region(p_cell);
Size2 sc = p_xform.get_scale();
Rect2 rect = Rect2();
rect.pos = node->map_to_world(p_point) + node->get_cell_draw_offset();
if (r.has_no_area()) {
rect.size = t->get_size();
} else {
rect.size = r.size;
}
if (rect.size.y > rect.size.x) {
if ((p_flip_h && (p_flip_v || p_transpose)) || (p_flip_v && !p_transpose))
tile_ofs.y += rect.size.y - rect.size.x;
} else if (rect.size.y < rect.size.x) {
if ((p_flip_v && (p_flip_h || p_transpose)) || (p_flip_h && !p_transpose))
tile_ofs.x += rect.size.x - rect.size.y;
}
if (p_transpose) {
SWAP(tile_ofs.x, tile_ofs.y);
}
if (p_flip_h) {
sc.x*=-1.0;
tile_ofs.x*=-1.0;
}
if (p_flip_v) {
sc.y*=-1.0;
tile_ofs.y*=-1.0;
}
if (node->get_tile_origin()==TileMap::TILE_ORIGIN_TOP_LEFT) {
rect.pos+=tile_ofs;
} else if (node->get_tile_origin()==TileMap::TILE_ORIGIN_CENTER) {
rect.pos+=node->get_cell_size()/2;
Vector2 s = r.size;
Vector2 center = (s/2) - tile_ofs;
if (p_flip_h)
rect.pos.x-=s.x-center.x;
else
rect.pos.x-=center.x;
if (p_flip_v)
rect.pos.y-=s.y-center.y;
else
rect.pos.y-=center.y;
}
rect.pos=p_xform.xform(rect.pos);
rect.size*=sc;
if (r.has_no_area())
canvas_item_editor->draw_texture_rect(t, rect, false, Color(1,1,1,0.5), p_transpose);
else
canvas_item_editor->draw_texture_rect_region(t, rect, r, Color(1,1,1,0.5), p_transpose);
}