mirror of
https://github.com/moparisthebest/minetest
synced 2024-11-18 07:15:07 -05:00
416 lines
10 KiB
C++
416 lines
10 KiB
C++
/*
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Minetest-c55
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Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "guiInventoryMenu.h"
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#include "constants.h"
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void drawInventoryItem(video::IVideoDriver *driver,
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gui::IGUIFont *font,
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InventoryItem *item, core::rect<s32> rect,
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const core::rect<s32> *clip)
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{
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if(item == NULL)
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return;
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video::ITexture *texture = NULL;
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texture = item->getImage();
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if(texture != NULL)
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{
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const video::SColor color(255,255,255,255);
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const video::SColor colors[] = {color,color,color,color};
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driver->draw2DImage(texture, rect,
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core::rect<s32>(core::position2d<s32>(0,0),
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core::dimension2di(texture->getOriginalSize())),
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clip, colors, false);
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}
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else
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{
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video::SColor bgcolor(255,50,50,128);
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driver->draw2DRectangle(bgcolor, rect, clip);
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}
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if(font != NULL)
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{
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std::string text = item->getText();
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if(font && text != "")
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{
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v2u32 dim = font->getDimension(narrow_to_wide(text).c_str());
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v2s32 sdim(dim.X,dim.Y);
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core::rect<s32> rect2(
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/*rect.UpperLeftCorner,
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core::dimension2d<u32>(rect.getWidth(), 15)*/
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rect.LowerRightCorner - sdim,
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sdim
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);
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video::SColor bgcolor(128,0,0,0);
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driver->draw2DRectangle(bgcolor, rect2, clip);
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font->draw(text.c_str(), rect2,
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video::SColor(255,255,255,255), false, false,
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clip);
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}
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}
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}
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/*
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GUIInventoryMenu
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*/
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GUIInventoryMenu::GUIInventoryMenu(gui::IGUIEnvironment* env,
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gui::IGUIElement* parent, s32 id,
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IMenuManager *menumgr,
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v2s16 menu_size,
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InventoryContext *c,
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InventoryManager *invmgr
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):
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GUIModalMenu(env, parent, id, menumgr),
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m_menu_size(menu_size),
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m_c(c),
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m_invmgr(invmgr)
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{
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m_selected_item = NULL;
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}
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GUIInventoryMenu::~GUIInventoryMenu()
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{
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removeChildren();
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if(m_selected_item)
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delete m_selected_item;
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}
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void GUIInventoryMenu::removeChildren()
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{
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const core::list<gui::IGUIElement*> &children = getChildren();
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core::list<gui::IGUIElement*> children_copy;
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for(core::list<gui::IGUIElement*>::ConstIterator
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i = children.begin(); i != children.end(); i++)
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{
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children_copy.push_back(*i);
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}
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for(core::list<gui::IGUIElement*>::Iterator
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i = children_copy.begin();
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i != children_copy.end(); i++)
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{
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(*i)->remove();
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}
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/*{
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gui::IGUIElement *e = getElementFromId(256);
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if(e != NULL)
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e->remove();
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}*/
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}
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void GUIInventoryMenu::regenerateGui(v2u32 screensize)
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{
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// Remove children
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removeChildren();
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/*padding = v2s32(24,24);
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spacing = v2s32(60,56);
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imgsize = v2s32(48,48);*/
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padding = v2s32(screensize.Y/40, screensize.Y/40);
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spacing = v2s32(screensize.Y/12, screensize.Y/13);
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imgsize = v2s32(screensize.Y/15, screensize.Y/15);
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s32 helptext_h = 15;
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v2s32 size(
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padding.X*2+spacing.X*(m_menu_size.X-1)+imgsize.X,
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padding.Y*2+spacing.Y*(m_menu_size.Y-1)+imgsize.Y + helptext_h
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);
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core::rect<s32> rect(
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screensize.X/2 - size.X/2,
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screensize.Y/2 - size.Y/2,
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screensize.X/2 + size.X/2,
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screensize.Y/2 + size.Y/2
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);
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DesiredRect = rect;
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recalculateAbsolutePosition(false);
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v2s32 basepos = getBasePos();
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m_draw_spec.clear();
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for(u16 i=0; i<m_init_draw_spec.size(); i++)
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{
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DrawSpec &s = m_init_draw_spec[i];
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if(s.type == "list")
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{
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m_draw_spec.push_back(ListDrawSpec(s.name, s.subname,
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basepos + v2s32(spacing.X*s.pos.X, spacing.Y*s.pos.Y),
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s.geom));
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}
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}
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/*
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m_draw_spec.clear();
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m_draw_spec.push_back(ListDrawSpec("main",
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basepos + v2s32(spacing.X*0, spacing.Y*3), v2s32(8, 4)));
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m_draw_spec.push_back(ListDrawSpec("craft",
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basepos + v2s32(spacing.X*3, spacing.Y*0), v2s32(3, 3)));
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m_draw_spec.push_back(ListDrawSpec("craftresult",
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basepos + v2s32(spacing.X*7, spacing.Y*1), v2s32(1, 1)));
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*/
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// Add children
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{
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core::rect<s32> rect(0, 0, size.X-padding.X*2, helptext_h);
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rect = rect + v2s32(size.X/2 - rect.getWidth()/2,
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size.Y-rect.getHeight()-15);
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const wchar_t *text =
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L"Left click: Move all items, Right click: Move single item";
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Environment->addStaticText(text, rect, false, true, this, 256);
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}
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}
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GUIInventoryMenu::ItemSpec GUIInventoryMenu::getItemAtPos(v2s32 p) const
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{
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core::rect<s32> imgrect(0,0,imgsize.X,imgsize.Y);
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for(u32 i=0; i<m_draw_spec.size(); i++)
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{
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const ListDrawSpec &s = m_draw_spec[i];
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for(s32 i=0; i<s.geom.X*s.geom.Y; i++)
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{
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s32 x = (i%s.geom.X) * spacing.X;
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s32 y = (i/s.geom.X) * spacing.Y;
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v2s32 p0(x,y);
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core::rect<s32> rect = imgrect + s.pos + p0;
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if(rect.isPointInside(p))
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{
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return ItemSpec(s.inventoryname, s.listname, i);
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}
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}
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}
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return ItemSpec("", "", -1);
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}
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void GUIInventoryMenu::drawList(const ListDrawSpec &s)
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{
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video::IVideoDriver* driver = Environment->getVideoDriver();
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// Get font
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gui::IGUIFont *font = NULL;
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gui::IGUISkin* skin = Environment->getSkin();
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if (skin)
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font = skin->getFont();
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Inventory *inv = m_invmgr->getInventory(m_c, s.inventoryname);
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assert(inv);
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InventoryList *ilist = inv->getList(s.listname);
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core::rect<s32> imgrect(0,0,imgsize.X,imgsize.Y);
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for(s32 i=0; i<s.geom.X*s.geom.Y; i++)
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{
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s32 x = (i%s.geom.X) * spacing.X;
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s32 y = (i/s.geom.X) * spacing.Y;
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v2s32 p(x,y);
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core::rect<s32> rect = imgrect + s.pos + p;
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InventoryItem *item = NULL;
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if(ilist)
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item = ilist->getItem(i);
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if(m_selected_item != NULL && m_selected_item->listname == s.listname
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&& m_selected_item->i == i)
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{
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driver->draw2DRectangle(video::SColor(255,255,0,0),
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core::rect<s32>(rect.UpperLeftCorner - v2s32(2,2),
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rect.LowerRightCorner + v2s32(2,2)),
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&AbsoluteClippingRect);
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}
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if(item)
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{
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drawInventoryItem(driver, font, item,
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rect, &AbsoluteClippingRect);
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}
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else
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{
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video::SColor bgcolor(255,128,128,128);
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driver->draw2DRectangle(bgcolor, rect, &AbsoluteClippingRect);
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}
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}
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}
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void GUIInventoryMenu::drawMenu()
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{
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gui::IGUISkin* skin = Environment->getSkin();
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if (!skin)
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return;
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video::IVideoDriver* driver = Environment->getVideoDriver();
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video::SColor bgcolor(140,0,0,0);
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driver->draw2DRectangle(bgcolor, AbsoluteRect, &AbsoluteClippingRect);
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/*
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Draw items
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*/
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for(u32 i=0; i<m_draw_spec.size(); i++)
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{
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ListDrawSpec &s = m_draw_spec[i];
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drawList(s);
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}
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/*
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Call base class
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*/
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gui::IGUIElement::draw();
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}
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bool GUIInventoryMenu::OnEvent(const SEvent& event)
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{
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if(event.EventType==EET_KEY_INPUT_EVENT)
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{
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if(event.KeyInput.Key==KEY_ESCAPE && event.KeyInput.PressedDown)
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{
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quitMenu();
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return true;
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}
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if(event.KeyInput.Key==KEY_KEY_I && event.KeyInput.PressedDown)
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{
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quitMenu();
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return true;
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}
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}
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if(event.EventType==EET_MOUSE_INPUT_EVENT)
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{
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if(event.MouseInput.Event == EMIE_LMOUSE_PRESSED_DOWN
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|| event.MouseInput.Event == EMIE_RMOUSE_PRESSED_DOWN)
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{
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bool right = (event.MouseInput.Event == EMIE_RMOUSE_PRESSED_DOWN);
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v2s32 p(event.MouseInput.X, event.MouseInput.Y);
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//dstream<<"Mouse down at p=("<<p.X<<","<<p.Y<<")"<<std::endl;
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ItemSpec s = getItemAtPos(p);
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if(s.isValid())
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{
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dstream<<"Mouse down on "<<s.inventoryname
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<<"/"<<s.listname<<" "<<s.i<<std::endl;
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if(m_selected_item)
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{
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Inventory *inv_from = m_invmgr->getInventory(m_c,
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m_selected_item->inventoryname);
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Inventory *inv_to = m_invmgr->getInventory(m_c,
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s.inventoryname);
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assert(inv_from);
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assert(inv_to);
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InventoryList *list_from =
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inv_from->getList(m_selected_item->listname);
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InventoryList *list_to =
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inv_to->getList(s.listname);
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if(list_from == NULL)
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dstream<<"from list doesn't exist"<<std::endl;
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if(list_to == NULL)
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dstream<<"to list doesn't exist"<<std::endl;
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// Indicates whether source slot completely empties
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bool source_empties = false;
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if(list_from && list_to
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&& list_from->getItem(m_selected_item->i) != NULL)
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{
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dstream<<"Handing IACTION_MOVE to manager"<<std::endl;
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IMoveAction *a = new IMoveAction();
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a->count = right ? 1 : 0;
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a->from_inv = m_selected_item->inventoryname;
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a->from_list = m_selected_item->listname;
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a->from_i = m_selected_item->i;
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a->to_inv = s.inventoryname;
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a->to_list = s.listname;
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a->to_i = s.i;
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//ispec.actions->push_back(a);
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m_invmgr->inventoryAction(a);
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if(list_from->getItem(m_selected_item->i)->getCount()==1)
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source_empties = true;
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}
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// Remove selection if target was left-clicked or source
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// slot was emptied
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if(right == false || source_empties)
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{
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delete m_selected_item;
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m_selected_item = NULL;
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}
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}
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else
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{
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/*
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Select if non-NULL
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*/
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Inventory *inv = m_invmgr->getInventory(m_c,
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s.inventoryname);
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assert(inv);
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InventoryList *list = inv->getList(s.listname);
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if(list->getItem(s.i) != NULL)
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{
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m_selected_item = new ItemSpec(s);
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}
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}
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}
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else
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{
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if(m_selected_item)
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{
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delete m_selected_item;
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m_selected_item = NULL;
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}
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}
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}
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}
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if(event.EventType==EET_GUI_EVENT)
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{
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if(event.GUIEvent.EventType==gui::EGET_ELEMENT_FOCUS_LOST
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&& isVisible())
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{
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if(!canTakeFocus(event.GUIEvent.Element))
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{
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dstream<<"GUIInventoryMenu: Not allowing focus change."
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<<std::endl;
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// Returning true disables focus change
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return true;
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}
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}
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if(event.GUIEvent.EventType==gui::EGET_BUTTON_CLICKED)
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{
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/*switch(event.GUIEvent.Caller->getID())
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{
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case 256: // continue
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setVisible(false);
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break;
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case 257: // exit
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dev->closeDevice();
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break;
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}*/
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}
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}
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return Parent ? Parent->OnEvent(event) : false;
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}
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